# Administration Guide

# Appendix C. The afsmonitor Program Statistics

This Appendix lists the statistics you can gather with the afsmonitor program, grouping them by category and section, and briefly describing each field, group, and section. For instructions on using the afsmonitor program, see Monitoring and Auditing AFS Performance

## The Cache Manager Statistics

Cache Manager statistics fields are classified into the following sections and groups:

- PerfStats_section - Performance Statistics Section.

  - PerfStats_group - Performance Statistics Group.

  - misc_group - Miscellaneous Group.

- Server_UpDown_section - Server Up/Down Statistics Section.

  - FS_upDown_SC_group - File Server Up/Down Statistics in Same Cell Group.

  - FS_upDown_OC_group - File Server Up/Down Statistics in Other Cells Group.

  - VL_upDown_SC_group - VL Server Up/Down Statistics in Same Cell Group.

  - VL_upDown_OC_group - VL Server Up/Down Statistics in Other Cells Group.

- RPCop_section - RPC Operation Measurements Section.

  - FS_RPCopTimes_group - File Server RPC Operation Timings Group.

  - FS_RPCopErrors_group - File Server RPC Operation Errors Group.

  - FS_RPCopBytes_group - File Server RPC Transfer Timings Group.

  - CM_RPCopTimes_group - Cache Manager RPC Operation Timings Group.

- Auth_Access_section - Authentication and Replicated File Access Section.

  - Auth_Stats_group - Authentication Information for Cache Manager Group.

  - Access_Stats_group - Unreplicated File Access Group.

All Cache Manager variables categorized under these sections and groups names are listed below.

### Performance Statistics Section (PerfStats_section)

Performance Statistics Group (PerfStats_group)

- dlocalAccesses: Number of data accesses to files within local cell.

- vlocalAccesses: Number of stat accesses to files within local cell.

- dremoteAccesses: Number of data accesses to files outside of local cell.

- vremoteAccesses: Number of stat accesses to files outside of local cell.

- cacheNumEntries: Number of cache entries.

- cacheBlocksTotal: Number of (1K) blocks configured for cache.

- cacheBlocksInUse: Number of cache blocks actively in use.

- cacheBlocksOrig: Number of cache blocks at bootup.

- cacheMaxDirtyChunks: Maximum number of dirty cache chunks tolerated.

- cacheCurrDirtyChunks: Current number of dirty cache chunks.

- dcacheHits: Number of data files found in local cache.

- vcacheHits: Number of stat entries found in local cache.

- dcacheMisses: Number of data files not found in local cache.

- vcacheMisses: Number of stat entries not found in local cache.

- cacheFlushes: Number of files flushed from cache.

- cacheFilesReused: Number of cache files reused.

- ProtServerAddr: Address of Protection Server used.

- vcacheXAllocs: Additionally allocated vcaches.

- bufAlloced: Number of buffers allocated by AFS.

- bufHits: Number of pages found on buffer cache.

- bufMisses: Number of pages not found on buffer cache.

- bufFlushDirty: Number of cached dirty buffers flushed because all were busy.

- LargeBlocksActive: Number of currently used large free pool entries.

- LargeBlocksAlloced: Number of allocated large free pool entries.

- SmallBlocksActive: Number of currently used small free pool entries.

- SmallBlocksAlloced: Number of allocated used small free pool entries.

- OutStandingMemUsage: Amount of allocated memory.

- OutStandingAllocs: Outstanding osi_allocs (no osi_frees yet).

- CallBackAlloced: Number of callback structures allocated.

- CallBackFlushes: Number of callback flush operations performed.

- srvRecords: Number of servers currently on record.

- srvRecordsHWM: Server record high water mark.

- srvNumBuckets: Number of server hash chain buckets.

- srvMaxChainLength: Maximum server hash chain length.

- srvMaxChainLengthHWM: Server hash chain high water mark.

- sysName_ID: Sysname ID for host hardware.

Miscellaneous Group (misc_group)

- numPerfCalls: Number of performance calls received.

- epoch: Cache Manager epoch time.

- numCellsVisible: Number of cells we know about.

- numCellsContacted: Number of cells contacted.

### Server Up/Down Statistics Section (Server_UpDown_section)

File Server Up/Down Statistics in Same Cell Group (FS_upDown_SC_group)

Note: The records referred to in this section are the internal records kept by the afsmonitor program to track the processes from which data is being gathered.

- fs_sc_numTtlRecords: Number of fileserver records, active or inactive.

- fs_sc_numUpRecords: Number of (active) fileserver records currently marked up.

- fs_sc_numDownRecords: Number of (active) fileserver records currently marked down.

- fs_sc_sumOfRecordAges: Sum of fileserver record lifetimes.

- fs_sc_ageOfYoungestRecord: Age of youngest fileserver record.

- fs_sc_ageOfOldestRecord: Age of oldest fileserver record.

- fs_sc_numDowntimeIncidents: Number of (completed) downtime incidents.

- fs_sc_numRecordsNeverDown: Number of fileserver records never marked down.

- fs_sc_maxDowntimesInARecord: Maximum downtimes seen by any fileserver record.

- fs_sc_sumOfDowntimes: Sum of all (completed) downtimes, in seconds.

- fs_sc_shortestDowntime: Shortest downtime, in seconds.

- fs_sc_longestDowntime: Longest downtime, in seconds.

- fs_sc_down_0_10_min: Down time incidents: 0-10 minutes.

- fs_sc_down_10_30_min: Down time incidents: 10-30 minutes.

- fs_sc_down_half_1_hr: Down time incidents: 30-60 minutes.

- fs_sc_down_1_2_hr: Down time incidents: 1-2 hours.

- fs_sc_down_2_4_hr: Down time incidents: 2-4 hours.

- fs_sc_down_4_8_hr: Down time incidents: 4-8 hours.

- fs_sc_down_more_8_hr: Down time incidents: more than 8 hours.

- fs_sc_downDst_0: Down time incidents: 0 times.

- fs_sc_downDst_1: Down time incidents: 1 time.

- fs_sc_downDst_2_5: Down time incidents: 2-5 times.

- fs_sc_downDst_6_10: Down time incidents: 6-10 times.

- fs_sc_downDst_10_50: Down time incidents: 10-50 times.

- fs_sc_downDst_more_50: Down time incidents: more than 50 times.

File Server Up/Down Statistics in Other Cells Group (FS_upDown_OC_group)

- fs_oc_numTtlRecords: Number of fileserver records, active or inactive.

- fs_oc_numUpRecords: Number of (active) fileserver records currently marked up.

- fs_oc_numDownRecords: Number of (active) fileserver records currently marked down.

- fs_oc_sumOfRecordAges: Sum of server record lifetimes.

- fs_oc_ageOfYoungestRecord: Age of youngest fileserver record.

- fs_oc_ageOfOldestRecord: Age of oldest fileserver record.

- fs_oc_numDowntimeIncidents: Number of (completed) downtime incidents.

- fs_oc_numRecordsNeverDown: Number of fileserver records never marked down.

- fs_oc_maxDowntimesInARecord: Maximum downtimes seen by any fileserver.

- fs_oc_sumOfDowntimes: Sum of all (completed) downtimes, in seconds.

- fs_oc_shortestDowntime: Shortest downtime, in seconds.

- fs_oc_longestDowntime: Longest downtime, in seconds.

- fs_oc_down_0_10_min: Down time incidents: 0-10 minutes.

- fs_oc_down_10_30_min: Down time incidents: 10-30 minutes.

- fs_oc_down_half_1_hr: Down time incidents: 30-60 minutes.

- fs_oc_down_1_2_hr: Down time incidents: 1-2 hours.

- fs_oc_down_2_4_hr: Down time incidents: 2-4 hours.

- fs_oc_down_4_8_hr: Down time incidents: 4-8 hours.

- fs_oc_down_more_8_hr: Down time incidents: more than 8 hours.

- fs_oc_downDst_0: Down time incidents: 0 times.

- fs_oc_downDst_1: Down time incidents: 1 time.

- fs_oc_downDst_2_5: Down time incidents: 2-5 times.

- fs_oc_downDst_6_10: Down time incidents: 6-10 times.

- fs_oc_downDst_10_50: Down time incidents: 10-50 times.

- fs_oc_downDst_more_50: Down time incidents: more than 50 times.

VL Server Up/Down Statistics in Same Cell Group (VL_upDown_SC_group)

- vl_sc_numTtlRecords: Number of vlserver records, active or inactive.

- vl_sc_numUpRecords: Number of (active) vlserver records currently marked up.

- vl_sc_numDownRecords: Number of (active) vlserver records currently marked down.

- vl_sc_sumOfRecordAges: Sum of vlserver record lifetimes.

- vl_sc_ageOfYoungestRecord: Age of youngest vlserver record.

- vl_sc_ageOfOldestRecord: Age of oldest vlserver record.

- vl_sc_numDowntimeIncidents: Number of (completed) downtime incidents.

- vl_sc_numRecordsNeverDown: Number of vlserver records never marked down.

- vl_sc_maxDowntimesInARecord: Maximum downtimes seen by any vlserver record.

- vl_sc_sumOfDowntimes: Sum of all (completed) downtimes, in seconds.

- vl_sc_shortestDowntime: Shortest downtime, in seconds.

- vl_sc_longestDowntime: Longest downtime, in seconds.

- vl_sc_down_0_10_min: Down time incidents: 0-10 minutes.

- vl_sc_down_10_30_min: Down time incidents: 10-30 minutes.

- vl_sc_down_half_1_hr: Down time incidents: 30-60 minutes.

- vl_sc_down_1_2_hr: Down time incidents: 1-2 hours.

- vl_sc_down_2_4_hr: Down time incidents: 2-4 hours.

- vl_sc_down_4_8_hr: Down time incidents: 4-8 hours.

- vl_sc_down_more_8_hr: Down time incidents: more than 8 hours.

- vl_sc_downDst_0: Down time incidents: 0 times.

- vl_sc_downDst_1: Down time incidents: 1 time.

- vl_sc_downDst_2_5: Down time incidents: 2-5 times.

- vl_sc_downDst_6_10: Down time incidents: 6-10 times.

- vl_sc_downDst_10_50: Down time incidents: 10-50 times.

- vl_sc_downDst_more_50: Down time incidents: more than 50 times.

VL Server Up/Down Statistics in Other Cells Group (VL_upDown_DC_group)

- vl_oc_numTtlRecords: Number of vlserver records, active or inactive.

- vl_oc_numUpRecords: Number of (active) vlserver records currently marked up.

- vl_oc_numDownRecords: Number of (active) vlserver records currently marked down.

- vl_oc_sumOfRecordAges: Sum of vlserver record lifetimes.

- vl_oc_ageOfYoungestRecord: Age of youngest vlserver record.

- vl_oc_ageOfOldestRecord: Age of oldest vlserver record.

- vl_oc_numDowntimeIncidents: Number of (completed) downtime incidents.

- vl_oc_numRecordsNeverDown: Number of vlserver records never marked down.

- vl_oc_maxDowntimesInARecord: Maximum downtimes seen by any vlserver record.

- vl_oc_sumOfDowntimes: Sum of all (completed) downtimes, in seconds.

- vl_oc_shortestDowntime: Shortest downtime, in seconds.

- vl_oc_longestDowntime: Longest downtime, in seconds.

- vl_oc_down_0_10_min: Down time incidents: 0-10 minutes.

- vl_oc_down_10_30_min: Down time incidents: 10-30 minutes.

- vl_oc_down_half_1_hr: Down time incidents: 30-60 minutes.

- vl_oc_down_1_2_hr: Down time incidents: 1-2 hours.

- vl_oc_down_2_4_hr: Down time incidents: 2-4 hours.

- vl_oc_down_4_8_hr: Down time incidents: 4-8 hours.

- vl_oc_down_more_8_hr: Down time incidents: more than 8 hours.

- vl_oc_downDst_0: Down time incidents: 0 times.

- vl_oc_downDst_1: Down time incidents: 1 time.

- vl_oc_downDst_2_5: Down time incidents: 2-5 times.

- vl_oc_downDst_6_10: Down time incidents: 6-10 times.

- vl_oc_downDst_10_50: Down time incidents: 10-50 times.

- vl_oc_downDst_more_50: Down time incidents: more than 50 times.

### RPC Operation Measurements Section (RPCop_section)

File Server RPC Operation Timings Group (FS_RPCopTimes_group)

- FetchData_ops: Number of FetchData operations executed.

- FetchData_ops_ok: Number of successful FetchData operations.

- FetchData_sum: Sum of timings for FetchData operations.

- FetchData_sqr: Sum of squares of sample timings for FetchData operations.

- FetchData_min: Minimum execution time observed for FetchData operations.

- FetchData_max: Maximum execution time observed for FetchData operations.

- FetchACL_ops: Number of FetchACL operations executed.

- FetchACL_ops_ok: Number of successful FetchACL operations.

- FetchACL_sum: Sum of timings for FetchACL operations.

- FetchACL_sqr: Sum of squares of sample timings for FetchACL operations.

- FetchACL_min: Minimum execution time observed for FetchACL operations.

- FetchACL_max: Maximum execution time observed for FetchACL operations.

- FetchStatus_ops: Number of FetchStatus operations executed.

- FetchStatus_ops_ok: Number of successful FetchStatus operations.

- FetchStatus_sum: Sum of timings for FetchStatus operations.

- FetchStatus_sqr: Sum of squares of sample timings for FetchStatus operations.

- FetchStatus_min: Minimum execution time observed for FetchStatus operations.

- FetchStatus_max: Maximum execution time observed for FetchStatus operations.

- StoreData_ops: Number of StoreData operations executed.

- StoreData_ops_ok: Number of successful StoreData operations.

- StoreData_sum: Sum of timings for StoreData operations.

- StoreData_sqr: Sum of squares of sample timings for StoreData operations.

- StoreData_min: Minimum execution time observed for StoreData operations.

- StoreData_max: Maximum execution time observed for StoreData operations.

- StoreACL_ops: Number of StoreACL operations executed.

- StoreACL_ops_ok: Number of successful StoreACL operation.

- StoreACL_sum: Sum of timings for StoreACL operations.

- StoreACL_sqr: Sum of squares of sample timings for StoreACL operations.

- StoreACL_min: Minimum execution time observed for StoreACL operations.

- StoreACL_max: Maximum execution time observed for StoreACL operations.

- StoreStatus_ops: Number of StoreStatus operations executed.

- StoreStatus_ops_ok: Number of successful StoreStatus operations.

- StoreStatus_sum: Sum of timings for StoreStatus operations.

- StoreStatus_sqr: Sum of squares of sample timings for StoreStatus operations.

- StoreStatus_min: Minimum execution time observed for StoreStatus operations.

- StoreStatus_max: Maximum execution time observed for StoreStatus operations.

- RemoveFile_ops: Number of RemoveFile operations executed.

- RemoveFile_ops_ok: Number of successful RemoveFile operations.

- RemoveFile_sum: Sum of timings for RemoveFile operations.

- RemoveFile_sqr: Sum of squares of sample timings for RemoveFile operations.

- RemoveFile_min: Minimum execution time observed for RemoveFile operations.

- RemoveFile_max: Maximum execution time observed for RemoveFile operations.

- CreateFile_ops: Number of CreateFile operations executed.

- CreateFile_ops_ok: Number of successful CreateFile operations.

- CreateFile_sum: Sum of timings for CreateFile operations.

- CreateFile_sqr: Sum of squares of sample timings for CreateFile operations.

- CreateFile_min: Minimum execution time observed for CreateFile operations.

- CreateFile_max: Maximum execution time observed for CreateFile operations.

- Rename_ops: Number of Rename operations executed.

- Rename_ops_ok: Number of successful Rename operations.

- Rename_sum: Sum of timings for Rename operations.

- Rename_sqr: Sum of squares of sample timings for Rename operations.

- Rename_min: Minimum execution time observed for Rename operations.

- Rename_max: Maximum execution time observed for Rename operations.

- Symlink_ops: Number of Symlink operations executed.

- Symlink_ops_ok: Number of successful Symlink operations.

- Symlink_sum: Sum of timings for Symlink operations.

- Symlink_sqr: Sum of squares of sample timings for Symlink operations.

- Symlink_min: Minimum execution time observed for Symlink operations.

- Symlink_max: Maximum execution time observed for Symlink operations.

- Link_ops: Number of Link operations executed.

- Link_ops_ok: Number of successful Link operations.

- Link_sum: Sum of timings for Link operations.

- Link_sqr: Sum of squares of sample timings for Link operations.

- Link_min: Minimum execution time observed for Link operations.

- Link_max: Maximum execution time observed for Link operations.

- MakeDir_ops: Number of MakeDir operations executed.

- MakeDir_ops_ok: Number of successful MakeDir operations.

- MakeDir_sum: Sum of timings for MakeDir operations.

- MakeDir_sqr: Sum of squares of sample timings for MakeDir operations.

- MakeDir_min: Minimum execution time observed for MakeDir operations.

- MakeDir_max: Maximum execution time observed for MakeDir operations.

- RemoveDir_ops: Number of RemoveDir operations executed.

- RemoveDir_ops_ok: Number of successful RemoveDir operations.

- RemoveDir_sum: Sum of timings for RemoveDir operations.

- RemoveDir_sqr: Sum of squares of sample timings for RemoveDir operations.

- RemoveDir_min: Minimum execution time observed for RemoveDir operations.

- RemoveDir_max: Maximum execution time observed for RemoveDir operations.

- SetLock_ops: Number of SetLock operations executed.

- SetLock_ops_ok: Number of successful SetLock operations.

- SetLock_sum: Sum of timings for SetLock operations.

- SetLock_sqr: Sum of squares of sample timings for SetLock operations.

- SetLock_min: Minimum execution time observed for SetLock operations.

- SetLock_max: Maximum execution time observed for SetLock operations.

- ExtendLock_ops: Number of ExtendLock operations executed.

- ExtendLock_ops_ok: Number of successful ExtendLock operations.

- ExtendLock_sum: Sum of timings for ExtendLock operations.

- ExtendLock_sqr: Sum of squares of sample timings for ExtendLock operations.

- ExtendLock_min: Minimum execution time observed for ExtendLock operations.

- ExtendLock_max: Maximum execution time observed for ExtendLock operations.

- ReleaseLock_ops: Number of ReleaseLock operations executed.

- ReleaseLock_ops_ok: Number of successful ReleaseLock operations.

- ReleaseLock_sum: Sum of timings for ReleaseLock operations.

- ReleaseLock_sqr: Sum of squares of sample timings for StoreStatus operations.

- ReleaseLock_min: Minimum execution time observed for ReleaseLock operations.

- ReleaseLock_max: Maximum execution time observed for ReleaseLock operations.

- GetStatistics_ops: Number of GetStatistics operations executed.

- GetStatistics_ops_ok: Number of successful GetStatistics operations.

- GetStatistics_sum: Sum of timings for GetStatistics operations.

- GetStatistics_sqr: Sum of squares of sample timings for GetStatistics operations.

- GetStatistics_min: Minimum execution time observed for GetStatistics operations.

- GetStatistics_max: Maximum execution time observed for GetStatistics operations.

- GiveUpCallbacks_ops: Number of GiveUpCallbacks operations executed.

- GiveUpCallbacks_ops_ok: Number of successful GiveUpCallbacks operations.

- GiveUpCallbacks_sum: Sum of timings for GiveUpCallbacks operations.

- GiveUpCallbacks_sqr: Sum of squares of sample timings for GiveUpCallbacks operations.

- GiveUpCallbacks_min: Minimum execution time observed for GiveUpCallbacks operations.

- GiveUpCallbacks_max: Maximum execution time observed for GiveUpCallbacks operations.

- GetVolumeInfo_ops: Number of GetVolumeInfo operations executed.

- GetVolumeInfo_ops_ok: Number of successful GetVolumeInfo operations.

- GetVolumeInfo_sum: Sum of timings for GetVolumeInfo operations.

- GetVolumeInfo_sqr: Sum of squares of sample timings for GetVolumeInfo operations.

- GetVolumeInfo_min: Minimum execution time observed for GetVolumeInfo operations.

- GetVolumeInfo_max: Maximum execution time observed for GetVolumeInfo operations.

- GetVolumeStatus_ops: Number of GetVolumeStatus operations executed.

- GetVolumeStatus_ops_ok: Number of successful GetVolumeStatus operations.

- GetVolumeStatus_sum: Sum of timings for GetVolumeStatus operations.

- GetVolumeStatus_sqr: Sum of squares of sample timings for GetVolumeStatus operations.

- GetVolumeStatus_min: Minimum execution time observed for GetVolumeStatus operations.

- GetVolumeStatus_max: Maximum execution time observed for GetVolumeStatus operations.

- SetVolumeStatus_ops: Number of SetVolumeStatus operations executed.

- SetVolumeStatus_ops_ok: Number of successful SetVolumeStatus operations.

- SetVolumeStatus_sum: Sum of timings for SetVolumeStatus operations.

- SetVolumeStatus_sqr: Sum of squares of sample timings for SetVolumeStatus operations.

- SetVolumeStatus_min: Minimum execution time observed for SetVolumeStatus operations.

- SetVolumeStatus_max: Maximum execution time observed for SetVolumeStatus operations.

- GetRootVolume_ops: Number of GetRootVolume operations executed.

- GetRootVolume_ops_ok: Number of successful GetRootVolume operations.

- GetRootVolume_sum: Sum of timings for GetRootVolume operations.

- GetRootVolume_sqr: Sum of squares of sample timings for GetRootVolume operations.

- GetRootVolume_min: Minimum execution time observed for GetRootVolume operations.

- GetRootVolume_max: Maximum execution time observed for GetRootVolume operations.

- CheckToken_ops: Number of CheckToken operations executed.

- CheckToken_ops_ok: Number of successful CheckToken operations.

- CheckToken_sum: Sum of timings for CheckToken operations.

- CheckToken_sqr: Sum of squares of sample timings for CheckToken operations.

- CheckToken_min: Minimum execution time observed for CheckToken operations.

- CheckToken_max: Maximum execution time observed for CheckToken operations.

- GetTime_ops: Number of GetTime operations executed.

- GetTime_ops_ok: Number of successful GetTime operations.

- GetTime_sum: Sum of timings for GetTime operations.

- GetTime_sqr: Sum of squares of sample timings for GetTime operations.

- GetTime_min: Minimum execution time observed for GetTime operations.

- GetTime_max: Maximum execution time observed for GetTime operations.

- NGetVolumeInfo_ops: Number of NGetVolumeInfo operations executed.

- NGetVolumeInfo_ops_ok: Number of successful NGetVolumeInfo operations.

- NGetVolumeInfo_sum: Sum of timings for NGetVolumeInfo operations.

- NGetVolumeInfo_sqr: Sum of squares of sample timings for NGetVolumeInfo operations.

- NGetVolumeInfo_min: Minimum execution time observed for NGetVolumeInfo operations.

- NGetVolumeInfo_max: Maximum execution time observed for NGetVolumeInfo operations.

- BulkStatus_ops: Number of BulkStatus operations executed.

- BulkStatus_ops_ok: Number of successful BulkStatus operations.

- BulkStatus_sum: Sum of timings for BulkStatus operations.

- BulkStatus_sqr: Sum of squares of sample timings for BulkStatus operations.

- BulkStatus_min: Minimum execution time observed for BulkStatus operations.

- BulkStatus_max: Maximum execution time observed for BulkStatus operations.

- XStatsVersion_ops: Number of XStatsVersion operations executed.

- XStatsVersion_ops_ok: Number of successful XStatsVersion operations.

- XStatsVersion_sum: Sum of timings for XStatsVersion operations.

- XStatsVersion_sqr: Sum of squares of sample timings for XStatsVersion operations.

- XStatsVersion_min: Minimum execution time observed for XStatsVersion operations.

- XStatsVersion_max: Maximum execution time observed for XStatsVersion operations.

- GetXStats_ops: Number of GetXStats operations executed.

- GetXStats_ops_ok: Number of successful GetXStats operations.

- GetXStats_sum: Sum of timings for GetXStats operations.

- GetXstats_sqr: Sum of squares of sample timings for GetXStats operations.

- GetXStats_min: Minimum execution time observed for GetXStats operations.

- GetXStats_max: Maximum execution time observed for GetXStats operations.

File Server RPC Operation Errors Group (FS_RPCopErrors_group)

- FetchData_srv_err: Number of server-down errors during FetchData operations.

- FetchData_net_err: Number of network errors during FetchData operations.

- FetchData_prot_err_err: Number of protection violations during FetchData operations.

- FetchData_vol_err: Number of volume related errors during FetchData operations.

- FetchData_busy_err: Number of volume busy conditions during FetchData operations.

- FetchData_other_err: Number of miscellaneous other errors during FetchData operations.

- FetchACL_srv_err: Number of server-down errors during FetchACL operations.

- FetchACL_net_err: Number of network errors during FetchACL operations.

- FetchACL_prot_err: Number of protection violations during FetchACL operations.

- FetchACL_vol_err: Number of volume related errors during FetchACL operations.

- FetchACL_busy_err: Number of volume busy conditions encountered during FetchACL operations.

- FetchACL_other_err: Number of miscellaneous other errors during FetchACL operations.

- FetchStatus_srv_err: Number of server-down errors during FetchStatus operations.

- FetchStatus_net_err: Number of network errors during FetchStatus operations.

- FetchStatus_prot_err: Number of protection violations during FetchStatus operations.

- FetchStatus_vol_err: Number of volume related errors during FetchStatus operations.

- FetchStatus_busy_err: Number of volume busy conditions encountered during FetchStatus operations.

- FetchStatus_other_err: Number of miscellaneous other errors during FetchStatus operations.

- StoreData_srv_err: Number of server-down errors during StoreData operations.

- StoreData_net_err: Number of network errors during StoreData operations.

- StoreData_prot_err: Number of protection violations during StoreData operations.

- StoreData_vol_err: Number of volume related errors during StoreData operations.

- StoreData_busy_err: Number of volume busy conditions encountered during StoreData operations.

- StoreData_other_err: Number of miscellaneous other errors during StoreData operations.

- StoreACL_srv_err: Number of server-down errors during StoreACL operations.

- StoreACL_net_err: Number of network errors during StoreACL operations.

- StoreACL_prot_err: Number of protection violations during StoreACL operations.

- StoreACL_vol_err: Number of volume related errors during StoreACL operations.

- StoreACL_busy_err: Number of volume busy conditions encountered during StoreACL operations.

- StoreACL_other_err: Number of miscellaneous other errors during StoreACL operations.

- StoreStatus_srv_err: Number of server-down errors during StoreStatus operations.

- StoreStatus_net_err: Number of network errors during StoreStatus operations.

- StoreStatus_prot_err: Number of protection violations during StoreStatus operations.

- StoreStatus_vol_err: Number of volume related errors during StoreStatus operations.

- StoreStatus_busy_err: Number of volume busy conditions encountered during StoreStatus operations.

- StoreStatus_other_err: Number of miscellaneous other errors during StoreStatus operations.

- RemoveFile_srv_err: Number of server-down errors during RemoveFile operations.

- RemoveFile_net_err: Number of network errors during RemoveFile operations.

- RemoveFile_prot_err: Number of protection violations during RemoveFile operations.

- RemoveFile_vol_err: Number of volume related errors during RemoveFile operations.

- RemoveFile_busy_err: Number of volume busy conditions encountered during RemoveFile operations.

- RemoveFile_other_err: Number of miscellaneous other errors during RemoveFile operations.

- CreateFile_srv_err: Number of server-down errors during CreateFile operations.

- CreateFile_net_err: Number of network errors during CreateFile operations.

- CreateFile_prot_err: Number of protection violations during CreateFile operations.

- CreateFile_vol_err: Number of volume related errors during CreateFile operations.

- CreateFile_busy_err: Number of volume busy conditions encountered during CreateFile operations.

- CreateFile_other_err: Number of miscellaneous other errors during CreateFile operations.

- Rename_srv_err: Number of server-down errors during Rename operations.

- Rename_net_err: Number of network errors during Rename operations.

- Rename_prot_err: Number of protection violations during Rename operations.

- Rename_vol_err: Number of volume related errors during Rename operations.

- Rename_busy_err: Number of volume busy conditions encountered during Rename operations.

- Rename_other_err: Number of miscellaneous other errors during Rename operations.

- Symlink_srv_err: Number of server-down errors during Symlink operations.

- Symlink_net_err: Number of network errors during Symlink operations.

- Symlink_prot_err: Number of protection violations during Symlink operations.

- Symlink_vol_err: Number of volume related errors during Symlink operations.

- Symlink_busy_err: Number of volume busy conditions encountered during Symlink operations.

- Symlink_other_err: Number of miscellaneous other errors during Symlink operations.

- Link_srv_err: Number of server-down errors during Link operations.

- Link_net_err: Number of network errors during Link operations.

- Link_prot_err: Number of protection violations during Link operations.

- Link_vol_err: Number of volume related errors during Link operations.

- Link_busy_err: Number of volume busy conditions encountered during Link operations.

- Link_other_err: Number of miscellaneous other errors during Link operations.

- MakeDir_srv_err: Number of server-down errors during MakeDir operations.

- MakeDir_net_err: Number of network errors during MakeDir operations.

- MakeDir_prot_err: Number of protection violations during MakeDir operations.

- MakeDir_vol_err: Number of volume related errors during MakeDir operations.

- MakeDir_busy_err: Number of volume busy conditions encountered during MakeDir operations.

- MakeDir_other_err: Number of miscellaneous other errors during MakeDir operations.

- RemoveDir_srv_err: Number of server-down errors during RemoveDir operations.

- RemoveDir_net_err: Number of network errors during RemoveDir operations.

- RemoveDir_prot_err: Number of protection violations during RemoveDir operations.

- RemoveDir_vol_err: Number of volume related errors during RemoveDir operations.

- RemoveDir_busy_err: Number of volume busy conditions encountered during RemoveDir operations.

- RemoveDir_other_err: Number of miscellaneous other errors during RemoveDir operations.

- SetLock_srv_err: Number of server-down errors during SetLock operations.

- SetLock_net_err: Number of network errors during SetLock operations.

- SetLock_prot_err: Number of protection violations during SetLock operations.

- SetLock_vol_err: Number of volume related errors during SetLock operations.

- SetLock_busy_err: Number of volume busy conditions encountered during SetLock operations.

- SetLock_other_err: Number of miscellaneous other errors during SetLock operations.

- ExtendLock_srv_err: Number of server-down errors during ExtendLock operations.

- ExtendLock_net_err: Number of network errors during ExtendLock operations.

- ExtendLock_prot_err: Number of protection violations during ExtendLock operations.

- ExtendLock_vol_err: Number of volume related errors during ExtendLock operations.

- ExtendLock_busy_err: Number of volume busy conditions encountered during ExtendLock operations.

- ExtendLock_other_err: Number of miscellaneous other errors during ExtendLock operations.

- ReleaseLock_srv_err: Number of server-down errors during ReleaseLock operations.

- ReleaseLock_net_err: Number of network errors during ReleaseLock operations.

- ReleaseLock_prot_err: Number of protection violations during ReleaseLock operations.

- ReleaseLock_vol_err: Number of volume related errors during ReleaseLock operations.

- ReleaseLock_busy_err: Number of volume busy conditions encountered during ReleaseLock operations.

- ReleaseLock_other_err: Number of miscellaneous other errors during ReleaseLock operations.

- GetStatistics_srv_err: Number of server-down errors during GetStatistics operations.

- GetStatistics_net_err: Number of network errors during GetStatistics operations.

- GetStatistics_prot_err: Number of protection violations during GetStatistics operations.

- GetStatistics_vol_err: Number of volume related errors during GetStatistics operations.

- GetStatistics_busy_err: Number of volume busy conditions encountered during GetStatistics operations.

- GetStatistics_other_err: Number of miscellaneous other errors during GetStatistics operations.

- GiveUpCallbacks_srv_err: Number of server-down errors during GiveUpCallbacks operations.

- GiveUpCallbacks_net_err: Number of network errors during GiveUpCallbacks operations.

- GiveUpCallbacks_prot_err: Number of protection violations during GiveUpCallbacks operations.

- GiveUpCallbacks_vol_err: Number of volume related errors during GiveUpCallbacks operations.

- GiveUpCallbacks_busy_err: Number of volume busy conditions encountered during GiveUpCallbacks operations.

- GiveUpCallbacks_other_err: Number of miscellaneous other errors during GiveUpCallbacks operations.

- GetVolumeInfo_srv_err: Number of server-down errors during GetVolumeInfo operations.

- GetVolumeInfo_net_err: Number of network errors during GetVolumeInfo operations.

- GetVolumeInfo_prot_err: Number of protection violations during GetVolumeInfo operations.

- GetVolumeInfo_vol_err: Number of volume related errors during GetVolumeInfo operations.

- GetVolumeInfo_busy_err: Number of volume busy conditions encountered during GetVolumeInfo operations.

- GetVolumeInfo_other_err: Number of miscellaneous other errors during GetVolumeInfo operations.

- GetVolumeStatus_srv_err: Number of server-down errors during GetVolumeStatus operations.

- GetVolumeStatus_net_err: Number of network errors during GetVolumeStatus operations.

- GetVolumeStatus_prot_err: Number of protection violations during GetVolumeStatus operations.

- GetVolumeStatus_vol_err: Number of volume related errors during GetVolumeStatus operations.

- GetVolumeStatus_busy_err: Number of volume busy conditions encountered during GetVolumeStatus operations.

- GetVolumeStatus_other_err: Number of miscellaneous other errors during GetVolumeStatus operations.

- SetVolumeStatus_srv_err : Number of server-down errors during SetVolumeStatus operations.

- SetVolumeStatus_net_err: Number of network errors during SetVolumeStatus operations.

- SetVolumeStatus_prot_err: Number of protection violations during SetVolumeStatus operations.

- SetVolumeStatus_vol_err: Number of volume related errors during SetVolumeStatus operations.

- SetVolumeStatus_busy_err: Number of volume busy conditions encountered during SetVolumeStatus operations.

- SetVolumeStatus_other_err: Number of miscellaneous other errors during SetVolumeStatus operations.

- GetRootVolume_srv_err: Number of server-down errors during GetRootVolume operations.

- GetRootVolume_net_err: Number of network errors during GetRootVolume operations.

- GetRootVolume_prot_err: Number of protection violations during GetRootVolume operations.

- GetRootVolume_vol_err: Number of volume related errors during GetRootVolume operations.

- GetRootVolume_busy_err: Number of volume busy conditions encountered during GetRootVolume operations.

- GetRootVolume_other_err: Number of miscellaneous other errors during GetRootVolume operations.

- CheckToken_srv_err: Number of server-down errors during CheckToken operations.

- CheckToken_net_err: Number of network errors during CheckToken operations.

- CheckToken_prot_err: Number of protection violations during CheckToken operations.

- CheckToken_vol_err: Number of volume related errors during CheckToken operations.

- CheckToken_busy_err: Number of volume busy conditions encountered during CheckToken operations.

- CheckToken_other_err: Number of miscellaneous other errors during CheckToken operations.

- GetTime_srv_err: Number of server-down errors during GetTime operations.

- GetTime_net_err: Number of network errors during GetTime operations.

- GetTime_prot_err: Number of protection violations during GetTime operations.

- GetTime_vol_err: Number of volume related errors during GetTime operations.

- GetTime_busy_err: Number of volume busy conditions encountered during GetTime operations.

- GetTime_other_err: Number of miscellaneous other errors during GetTime operations.

- NGetVolumeInfo_srv_err: Number of server-down errors during NGetVolumeInfo operations.

- NGetVolumeInfo_net_err: Number of network errors during NGetVolumeInfo operations.

- NGetVolumeInfo_prot_err: Number of protection violations during NGetVolumeInfo operations.

- NGetVolumeInfo_vol_err: Number of volume related errors during NGetVolumeInfo operations.

- NGetVolumeInfo_busy_err: Number of volume busy conditions encountered during NGetVolumeInfo operations.

- NGetVolumeInfo_other_err: Number of miscellaneous other errors during NGetVolumeInfo operations.

- BulkStatus_srv_err: Number of server-down errors during BulkStatus operations.

- BulkStatus_net_err: Number of network errors during BulkStatus operations.

- BulkStatus_prot_err: Number of protection violations during BulkStatus operations.

- BulkStatus_vol_err: Number of volume related errors during BulkStatus operations.

- BulkStatus_busy_err: Number of volume busy conditions encountered during BulkStatus operations.

- BulkStatus_other_err: Number of miscellaneous other errors during BulkStatus operations.

- XStatsVersion_srv_err: Number of server-down errors during XStatsVersion operations.

- XStatsVersion_net_err: Number of network errors during XStatsVersion operations.

- XStatsVersion_prot_err: Number of protection violations during XStatsVersion operations.

- XStatsVersion_vol_err: Number of volume related errors during XStatsVersion operations.

- XStatsVersion_busy_err: Number of volume busy conditions encountered during XStatsVersion operations.

- XStatsVersion_other_err: Number of miscellaneous other errors during XStatsVersion operations.

- GetXStats_srv_err: Number of server-down errors during GetXStats operations.

- GetXStats_net_err: Number of network errors during GetXStats operations.

- GetXStats_prot_err: Number of protection violations during GetXStats operations.

- GetXStats_vol_err: Number of volume related errors during GetXStats operations.

- GetXStats_busy_err: Number of volume busy conditions encountered during GetXStats operations.

- GetXStats_other_err: Number of miscellaneous other errors during GetXStats operations.

File Server RPC Transfer Timings Group (FS_RPCopBytes_group)

- FetchData_xfers: Number of FetchData operations.

- FetchData_xfers_ok: Number of successful FetchData operations.

- FetchData_xfers_sum: Sum of timing values for FetchData operations.

- FetchData_xfers_sqr: Sum of squares of sample timings for FetchData operations.

- FetchData_xfers_min: Minimum transfer time observed for FetchData operations.

- FetchData_xfers_max: Maximum transfer time observed for FetchData operations.

- FetchData_xfers_bytes_sum: Sum of bytes transferred for FetchData operations.

- FetchData_xfers_bytes_min: Minimum byte transfer observed for FetchData operations.

- FetchData_xfers_bytes_max: Maximum byte transfer observed for FetchData operations.

- FetchData_xfers_bucket0: Tally in bucket0 for FetchData operations.

- FetchData_xfers_bucket1: Tally in bucket1 for FetchData operations.

- FetchData_xfers_bucket2: Tally in bucket2 for FetchData operations.

- FetchData_xfers_bucket3: Tally in bucket3 for FetchData operations.

- FetchData_xfers_bucket4: Tally in bucket4 for FetchData operations.

- FetchData_xfers_bucket5: Tally in bucket5 for FetchData operations.

- FetchData_xfers_bucket6: Tally in bucket6 for FetchData operations.

- FetchData_xfers_bucket7: Tally in bucket7 for FetchData operations.

- FetchData_xfers_bucket8: Tally in bucket8 for FetchData operations.

- StoreData_xfers: Number of StoreData operations.

- StoreData_xfers_ok: Number of successful StoreData operations.

- StoreData_xfers_sum: Sum of timing values for StoreData operations.

- StoreData_xfers_sqr: Sum of squares of sample timings for StoreData operations.

- StoreData_xfers_min: Minimum transfer time observed for StoreData operations.

- StoreData_xfers_max: Maximum transfer time observed for StoreData operations.

- StoreData_xfers_bytes_sum: Sum of bytes transferred for StoreData operations.

- StoreData_xfers_bytes_min: Minimum byte transfer observed for StoreData operations.

- StoreData_xfers_bytes_max: Maximum byte transfer observed for StoreData operations.

- StoreData_xfers_bucket0: Tally in bucket0 for StoreData operations.

- StoreData_xfers_bucket1: Tally in bucket1 for StoreData operations.

- StoreData_xfers_bucket2: Tally in bucket2 for StoreData operations.

- StoreData_xfers_bucket3: Tally in bucket3 for StoreData operations.

- StoreData_xfers_bucket4: Tally in bucket4 for StoreData operations.

- StoreData_xfers_bucket5: Tally in bucket5 for StoreData operations.

- StoreData_xfers_bucket6: Tally in bucket6 for StoreData operations.

- StoreData_xfers_bucket7: Tally in bucket7 for StoreData operations.

- StoreData_xfers_bucket8: Tally in bucket8 for StoreData operations.

Cache Manager RPC Operation Timings Group (CM_RPCopTimes_group)

- CallBack_ops: Number of CallBack operations executed.

- CallBack_ops_ok: Number of successful CallBack operations.

- CallBack_ops_sum: Sum of timings for CallBack operations.

- CallBack_ops_min: Minimum execution time observed for CallBack operations.

- CallBack_ops_max: Maximum execution time observed for CallBack operations.

- InitCallBackState_ops: Number of InitCallBackState operations executed.

- InitCallBackState_ops_ok: Number of successful InitCallBackState operations.

- InitCallBackState_ops_sum: Sum of timings for InitCallBackState operations.

- InitCallBackState_ops_min: Minimum execution time observed for InitCallBackState operations.

- InitCallBackState_ops_max: Maximum execution time observed for InitCallBackState operations.

- Probe_ops: Number of Probe operations executed.

- Probe_ops_ok: Number of successful Probe operations.

- Probe_ops_sum: Sum of timings for Probe operations.

- Probe_ops_min: Minimum execution time observed for Probe operations.

- Probe_ops_max: Maximum execution time observed for Probe operations.

- GetLock_ops: Number of GetLock operations executed.

- GetLock_ops_ok: Number of successful GetLock operations.

- GetLock_ops_sum: Sum of timings for GetLock operations.

- GetLock_ops_min: Minimum execution time observed for GetLock operations.

- GetLock_ops_max: Maximum execution time observed for GetLock operations.

- GetCE_ops: Number of GetCE operations executed.

- GetCE_ops_ok: Number of successful GetCE operations.

- GetCE_ops_sum: Sum of timings for GetCE operations.

- GetCE_ops_min: Minimum execution time observed for GetCE operations.

- GetCE_ops_max: Maximum execution time observed for GetCE operations.

- XStatsVersion_CM_ops: Number of XStatsVersion operations executed.

- XStatsVersion_CM_ops_ok: Number of successful XStatsVersion operations.

- XStatsVersion_CM_ops_sum: Sum of timings for XStatsVersion operations.

- XStatsVersion_CM_ops_min: Minimum execution time observed for XStatsVersion operations.

- XStatsVersion_CM_ops_max: Maximum execution time observed for XStatsVersion operations.

- GetXStats_CM_ops: Number of GetXStats operations executed.

- GetXStats_CM_ops_ok: Number of successful GetXStats operations.

- GetXStats_CM_ops_sum: Sum of timings for GetXStats operations.

- GetXStats_CM_ops_min: Minimum execution time observed for GetXStats operations.

- GetXStats_CM_ops_max: Maximum execution time observed for GetXStats operations.

### Authentication and Replicated File Access Section (Auth_Access_section)

Authentication Information for Cache Manager Group (Auth_Stats_group)

- curr_PAGs: Current number of PAGs.

- curr_Records: Current number of records in table.

- curr_AuthRecords: Current number of of authenticated records (with valid ticket).

- curr_UnauthRecords: Current number of of unauthenticated records (without any ticket at all).

- curr_MaxRecordsInPAG: Maximum records for a single PAG.

- curr_LongestChain: Length of longest current hash chain.

- PAGCreations: Number of PAG creations.

- TicketUpdates: Number of ticket additions/refreshes.

- HWM_PAGS: High water mark - number of PAGs.

- HWM_Records: High water mark - number of records.

- HWM_MaxRecordsInPAG: High water mark - maximum records for a single PAG.

- HWM_LongestChain: High water mark - longest hash chain.

Unreplicated File Access Group (Access_Stats_group)

- unreplicatedRefs: Number of references to unreplicated data.

- replicatedRefs: Number of references to replicated data.

- numReplicasAccessed: Number of replicas accessed.

- maxReplicasPerRef: Maximum number of replicas accessed per reference.

- refFirstReplicaOK: Number of references satisfied by 1st replica.

## The File Server Statistics

File Server statistics are classified into the following sections and groups:

- PerfStats_section: Performance Statistics Section.

  - VnodeCache_group: Vnode Cache Group.

  - Directory_group: Directory Package Group.

  - Rx_group: Rx Group.

  - HostModule_group: Host Module Fields Group.

  - misc_group: Miscellaneous Variables Group.

- RPCop_section: RPC Operations Section.

  - RPCopTimes_group: Individual RPC Operation Timings.

  - RPCopBytes_group: Byte Information for Certain RPC Operations.

All File Server variables categorized under the above sections and groups names are listed below.

### Performance Statistics Section (PerfStats_section)

Vnode Cache Group (VnodeCache_group)

- vcache_L_Entries: Number of entries in LARGE vnode cache.

- vcache_L_Allocs: Number of allocs (large).

- vcache_L_Gets: Number of gets (large).

- vcache_L_Reads: Number of reads (large).

- vcache_L_Writes: Number of writes (large).

- vcache_S_Entries: Number of entries in SMALL vnode cache.

- vcache_S_Allocs: Number of allocs (small).

- vcache_S_Gets: Number of gets (small).

- vcache_S_Reads: Number of reads (small).

- vcache_S_Writes: Number of writes (small).

- vcache_H_Entries: Number of entries in HEADER vnode cache.

- vcache_H_Gets: Number of gets (header)

- vcache_H_Replacements: Number of replacements (header)

Directory Package Group (Directory_group)

- dir_Buffers: Number of buffers in use.

- dir_Calls: Number of read calls made.

- dir_IOs: I/O operations performed.

Rx Group (Rx_group)

- rx_packetRequests: Packet allocation requests.

- rx_noPackets_RcvClass: Failed packet requests (receive class).

- rx_noPackets_SendClass: Failed packet requests (send class).

- rx_noPackets_SpecialClass: Failed packet requests (special class).

- rx_socketGreedy: Did SO_GREEDY succeed?

- rx_bogusPacketOnRead: Short packets received.

- rx_bogusHost: Host address from bogus packets.

- rx_noPacketOnRead: Read packets with no packet there.

- rx_noPacketBuffersOnRead: Packets dropped due to buffer shortage.

- rx_selects: Selects waiting on packet or timeout.

- rx_sendSelects: Selects forced upon sends.

- rx_packetsRead_RcvClass: Packets read (receive class).

- rx_packetsRead_SendClass: Packets read (send class).

- rx_packetsRead_SpecialClass: Packets read (special class).

- rx_dataPacketsRead: Unique data packets read off wire.

- rx_ackPacketsRead: ACK packets read.

- rx_dupPacketsRead: Duplicate data packets read.

- rx_spuriousPacketsRead: Inappropriate packets read.

- rx_packetsSent_RcvClass: Packets sent (receive class).

- rx_packetsSent_SendClass: Packets sent (send class).

- rx_packetsSent_SpecialClass: Packets sent (special class).

- rx_ackPacketsSent: ACK packets sent.

- rx_pingPacketsSent: Ping packets sent.

- rx_abortPacketsSent: Abort packets sent.

- rx_busyPacketsSent: Busy packets sent.

- rx_dataPacketsSent: Unique data packets sent.

- rx_dataPacketsReSent: Retransmissions sent.

- rx_dataPacketsPushed: Retransmissions pushed by NACK.

- rx_ignoreAckedPacket: Packets with ACKed flag on rxi_Start.

- rx_totalRtt_Sec and rx_totalRtt_Usec: Total round trip time (in seconds and milliseconds).

- rx_minRtt_Sec and rx_minRtt_Usec: Minimum round trip time (in seconds and milliseconds).

- rx_maxRtt_Sec and rx_maxRtt_Usec: Maximum round trip time (in seconds and milliseconds).

- rx_nRttSamples: Round trip samples.

- rx_nServerConns: Total server connections.

- rx_nClientConns: Total client connections.

- rx_nPeerStructs: Total peer structures.

- rx_nCallStructs: Total call structures.

- rx_nFreeCallStructs: Total free call structures.

Host Module Fields Group (HostModule_group)

- host_NumHostEntries: Number of host entries.

- host_HostBlocks: Blocks in use for hosts.

- host_NonDeletedHosts: Non-deleted hosts.

- host_HostsInSameNetOrSubnet: Hosts in same subnet as server.

- host_HostsInDiffSubnet: Hosts in different subnet than server.

- host_HostsInDiffNetwork: Hosts in different network than server.

- host_NumClients: Number of client entries.

- host_ClientBlocks: Blocks in use for clients.

Miscellaneous Variables Group (misc_group)

- numPerfCalls: Number of performance calls received.

### RPC Operations Section (RPCop_section)

Individual RPC Operation Timings Group (RPCopTimes_group)

- epoch: Time when data collection began.

- FetchData_ops: Number of FetchData operations executed.

- FetchData_ops_ok: Number of successful FetchData operations.

- FetchData_sum: Sum of timings for FetchData operations.

- FetchData_sqr: Sum of squares of sample timings for FetchData operations.

- FetchData_min: Minimum execution time observed for FetchData operations.

- FetchData_max: Maximum execution time observed for FetchData operations.

- FetchACL_ops: Number of FetchACL operations executed.

- FetchACL_ops_ok: Number of successful FetchACL operations.

- FetchACL_sum: Sum of timings for FetchACL operations.

- FetchACL_sqr: Sum of squares of sample timings for FetchACL operations.

- FetchACL_min: Minimum execution time observed for FetchACL operations.

- FetchACL_max: Maximum execution time observed for FetchACL operations.

- FetchStatus_ops: Number of FetchStatus operations executed.

- FetchStatus_ops_ok: Number of successful FetchStatus operations.

- FetchStatus_sum: Sum of timings for FetchStatus operations.

- FetchStatus_sqr: Sum of squares of sample timings for FetchStatus operations.

- FetchStatus_min: Minimum execution time observed for FetchStatus operations.

- FetchStatus_max: Maximum execution time observed for FetchStatus operations.

- StoreData_ops: Number of StoreData operations executed.

- StoreData_ops_ok: Number of successful StoreData operations.

- StoreData_sum: Sum of timings for StoreData operations.

- StoreData_sqr: Sum of squares of sample timings for StoreData operations.

- StoreData_min: Minimum execution time observed for StoreData operations.

- StoreData_max: Maximum execution time observed for StoreData operations.

- StoreACL_ops: Number of StoreACL operations executed.

- StoreACL_ops_ok: Number of successful StoreACL operations.

- StoreACL_sum: Sum of timings for StoreACL operations.

- StoreACL_sqr: Sum of squares of sample timings for StoreACL operations.

- StoreACL_min: Minimum execution time observed for StoreACL operations.

- StoreACL_max: Maximum execution time observed for StoreACL operations.

- StoreStatus_ops: Number of StoreStatus operations executed.

- StoreStatus_ops_ok: Number of successful StoreStatus operations.

- StoreStatus_sum: Sum of timings for StoreStatus operations.

- StoreStatus_sqr: Sum of squares of sample timings for StoreStatus operations.

- StoreStatus_min: Minimum execution time observed for StoreStatus operations.

- StoreStatus_max: Maximum execution time observed for StoreStatus operations.

- RemoveFile_ops: Number of RemoveFile operations executed.

- RemoveFile_ops_ok: Number of successful RemoveFile operations.

- RemoveFile_sum: Sum of timings for RemoveFile operations.

- RemoveFile_sqr: Sum of squares of sample timings for RemoveFile operations.

- RemoveFile_min: Minimum execution time observed for RemoveFile operations.

- RemoveFile_max: Maximum execution time observed for RemoveFile operations.

- CreateFile_ops: Number of CreateFile operations executed.

- CreateFile_ops_ok: Number of successful CreateFile operations.

- CreateFile_sum: Sum of timings for CreateFile operations.

- CreateFile_sqr: Sum of squares of sample timings for CreateFile operations.

- CreateFile_min: Minimum execution time observed for CreateFile operations.

- CreateFile_max: Maximum execution time observed for CreateFile operations.

- Rename_ops: Number of Rename operations executed.

- Rename_ops_ok: Number of successful Rename operations.

- Rename_sum: Sum of timings for Rename operations.

- Rename_sqr: Sum of squares of sample timings for Rename operations.

- Rename_min: Minimum execution time observed for Rename operations.

- Rename_max: Maximum execution time observed for Rename operations.

- Symlink_ops: Number of Symlink operations executed.

- Symlink_ops_ok: Number of successful Symlink operations.

- Symlink_sum: Sum of timings for Symlink operations.

- Symlink_sqr: Sum of squares of sample timings for Symlink operations.

- Symlink_min: Minimum execution time observed for Symlink operations.

- Symlink_max: Maximum execution time observed for Symlink operations.

- Link_ops: Number of Link operations executed.

- Link_ops_ok: Number of successful Link operations.

- Link_sum: Sum of timings for Link operations.

- Link_sqr: Sum of squares of sample timings for Link operations.

- Link_min: Minimum execution time observed for Link operations.

- Link_max: Maximum execution time observed for Link operations.

- MakeDir_ops: Number of MakeDir operations executed.

- MakeDir_ops_ok: Number of successful MakeDir operations.

- MakeDir_sum: Sum of timings for MakeDir operations.

- MakeDir_sqr: Sum of squares of sample timings for MakeDir operations.

- MakeDir_min: Minimum execution time observed for MakeDir operations.

- MakeDir_max: Maximum execution time observed for MakeDir operations.

- RemoveDir_ops: Number of RemoveDir operations executed.

- RemoveDir_ops_ok: Number of successful RemoveDir operations.

- RemoveDir_sum: Sum of timings for RemoveDir operations.

- RemoveDir_sqr: Sum of squares of sample timings for RemoveDir operations.

- RemoveDir_min: Minimum execution time observed for RemoveDir operations.

- RemoveDir_max: Maximum execution time observed for RemoveDir operations.

- SetLock_ops: Number of SetLock operations executed.

- SetLock_ops_ok: Number of successful SetLock operations.

- SetLock_sum: Sum of timings for SetLock operations.

- SetLock_sqr: Sum of squares of sample timings for SetLock operations.

- SetLock_min: Minimum execution time observed for SetLock operations.

- SetLock_max: Maximum execution time observed for SetLock operations.

- ExtendLock_ops: Number of ExtendLock operations executed.

- ExtendLock_ops_ok: Number of successful ExtendLock operations.

- ExtendLock_sum: Sum of timings for ExtendLock operations.

- ExtendLock_sqr: Sum of squares of sample timings for ExtendLock operations.

- ExtendLock_min: Minimum execution time observed for ExtendLock operations.

- ExtendLock_max: Maximum execution time observed for ExtendLock operations.

- ReleaseLock_ops: Number of ReleaseLock operations executed.

- ReleaseLock_ops_ok: Number of successful ReleaseLock operations.

- ReleaseLock_sum: Sum of timings for ReleaseLock operations.

- ReleaseLock_sqr: Sum of squares of sample timings for ReleaseLock operations.

- ReleaseLock_min: Minimum execution time observed for ReleaseLock operations.

- ReleaseLock_max: Maximum execution time observed for ReleaseLock operations.

- GetStatistics_ops: Number of GetStatistics operations executed.

- GetStatistics_ops_ok: Number of successful GetStatistics operations.

- GetStatistics_sum: Sum of timings for GetStatistics operations.

- GetStatistics_sqr: Sum of squares of sample timings for GetStatistics operations.

- GetStatistics_min: Minimum execution time observed for GetStatistics operations.

- GetStatistics_max: Maximum execution time observed for GetStatistics operations.

- GiveUpCallbacks_ops: Number of GiveUpCallbacks operations executed.

- GiveUpCallbacks_ops_ok: Number of successful GiveUpCallbacks operations.

- GiveUpCallbacks_sum: Sum of timings for GiveUpCallbacks operations.

- GiveUpCallbacks_sqr: Sum of squares of sample timings for GiveUpCallbacks operations.

- GiveUpCallbacks_min: Minimum execution time observed for GiveUpCallbacks operations.

- GiveUpCallbacks_max: Maximum execution time observed for GiveUpCallbacks operations.

- GetVolumeInfo_ops: Number of GetVolumeInfo operations executed.

- GetVolumeInfo_ops_ok: Number of successful GetVolumeInfo operations.

- GetVolumeInfo_sum: Sum of timings for GetVolumeInfo operations.

- GetVolumeInfo_sqr: Sum of squares of sample timings for GetVolumeInfo operations.

- GetVolumeInfo_min: Minimum execution time observed for GetVolumeInfo operations.

- GetVolumeInfo_max: Maximum execution time observed for GetVolumeInfo operations.

- GetVolumeStatus_ops: Number of GetVolumeStatus operations executed.

- GetVolumeStatus_ops_ok: Number of successful GetVolumeStatus operations.

- GetVolumeStatus_sum: Sum of timings for GetVolumeStatus operations.

- GetVolumeStatus_sqr: Sum of squares of sample timings for GetVolumeStatus operations.

- GetVolumeStatus_min: Minimum execution time observed for GetVolumeStatus operations.

- GetVolumeStatus_max: Maximum execution time observed for GetVolumeStatus operations.

- SetVolumeStatus_ops: Number of SetVolumeStatus operations executed.

- SetVolumeStatus_ops_ok: Number of successful SetVolumeStatus operations.

- SetVolumeStatus_sum: Sum of timings for SetVolumeStatus operations.

- SetVolumeStatus_sqr: Sum of squares of sample timings for SetVolumeStatus operations.

- SetVolumeStatus_min: Minimum execution time observed for SetVolumeStatus operations.

- SetVolumeStatus_max: Maximum execution time observed for SetVolumeStatus operations.

- GetRootVolume_ops: Number of GetRootVolume operations executed.

- GetRootVolume_ops_ok: Number of successful GetRootVolume operations.

- GetRootVolume_sum: Sum of timings for GetRootVolume operations.

- GetRootVolume_sqr: Sum of squares of sample timings for GetRootVolume operations.

- GetRootVolume_min: Minimum execution time observed for GetRootVolume operations.

- GetRootVolume_max: Maximum execution time observed for GetRootVolume operations.

- CheckToken_ops: Number of CheckToken operations executed.

- CheckToken_ops_ok: Number of successful CheckToken operations.

- CheckToken_sum: Sum of timings for CheckToken operations.

- CheckToken_sqr: Sum of squares of sample timings for CheckToken operations.

- CheckToken_min: Minimum execution time observed for CheckToken operations.

- CheckToken_max: Maximum execution time observed for CheckToken operations.

- GetTime_ops: Number of GetTime operations executed.

- GetTime_ops_ok: Number of successful GetTime operations.

- GetTime_sum: Sum of timings for GetTime operations.

- GetTime_sqr: Sum of squares of sample timings for GetTime operations.

- GetTime_min: Minimum execution time observed for GetTime operations.

- GetTime_max: Maximum execution time observed for GetTime operations.

- NGetVolumeInfo_ops: Number of NGetVolumeInfo operations executed.

- NGetVolumeInfo_ops_ok: Number of successful NGetVolumeInfo operations.

- NGetVolumeInfo_sum: Sum of timings for NGetVolumeInfo operations.

- NGetVolumeInfo_sqr: Sum of squares of sample timings for NGetVolumeInfo operations.

- NGetVolumeInfo_min: Minimum execution time observed for NGetVolumeInfo operations.

- NGetVolumeInfo_max: Maximum execution time observed for NGetVolumeInfo operations.

- BulkStatus_ops: Number of BulkStatus operations executed.

- BulkStatus_ops_ok: Number of successful BulkStatus operations.

- BulkStatus_sum: Sum of timings for BulkStatus operations.

- BulkStatus_sqr: Sum of squares of sample timings for BulkStatus operations.

- BulkStatus_min: Minimum execution time observed for BulkStatus operations.

- BulkStatus_max: Maximum execution time observed for BulkStatus operations.

- XStatsVersion_ops: Number of XStatsVersion operations executed.

- XStatsVersion_ops_ok: Number of successful XStatsVersion operations.

- XStatsVersion_sum: Sum of timings for XStatsVersion operations.

- XStatsVersion_sqr: Sum of squares of sample timings for XStatsVersion operations.

- XStatsVersion_min: Minimum execution time observed for XStatsVersion operations.

- XStatsVersion_max: Maximum execution time observed for XStatsVersion operations.

- GetXStats_ops: Number of GetXStats operations executed.

- GetXStats_ops_ok: Number of successful GetXStats operations.

- GetXStats_sum: Sum of timings for GetXStats operations.

- GetXStats_sqr: Sum of squares of sample timings for GetXStats operations.

- GetXStats_min: Minimum execution time observed for GetXStats operations.

- GetXStats_max: Maximum execution time observed for GetXStats operations.

Byte Information for Certain RPC Operations Group (RPCopBytes_group)

- FetchData_xfers: Number of FetchData operations.

- FetchData_xfers_ok: Number of successful FetchData operations.

- FetchData_xfers_sum: Sum of timing values for FetchData operations.

- FetchData_xfers_sqr: Sum of squares of sample timings for FetchData operations.

- FetchData_xfers_min: Minimum transfer time observed for FetchData operations.

- FetchData_xfers_max: Maximum transfer time observed for FetchData operations.

- FetchData_xfers_bytes_sum: Sum of bytes transferred for FetchData operations.

- FetchData_xfers_bytes_min: Minimum byte transfer observed for FetchData operations.

- FetchData_xfers_bytes_max: Maximum byte transfer observed for FetchData operations.

- FetchData_xfers_bucket0: Tally in bucket0 for FetchData operations.

- FetchData_xfers_bucket1: Tally in bucket1 for FetchData operations.

- FetchData_xfers_bucket2: Tally in bucket2 for FetchData operations.

- FetchData_xfers_bucket3: Tally in bucket3 for FetchData operations.

- FetchData_xfers_bucket4: Tally in bucket4 for FetchData operations.

- FetchData_xfers_bucket5: Tally in bucket5 for FetchData operations.

- FetchData_xfers_bucket6: Tally in bucket6 for FetchData operations.

- FetchData_xfers_bucket7: Tally in bucket7 for FetchData operations.

- FetchData_xfers_bucket8: Tally in bucket8 for FetchData operations.

- StoreData_xfers: Number of StoreData operations.

- StoreData_xfers_ok: Number of successful StoreData operations.

- StoreData_xfers_sum: Sum of timing values for StoreData operations.

- StoreData_xfers_sqr: Sum of squares of sample timings for StoreData operations.

- StoreData_xfers_min: Minimum transfer time observed for StoreData operations.

- StoreData_xfers_max: Maximum transfer time observed for StoreData operations.

- StoreData_xfers_bytes_sum: Sum of bytes transferred for StoreData operations.

- StoreData_xfers_bytes_min: Minimum byte transfer observed for StoreData operations.

- StoreData_xfers_bytes_max: Maximum byte transfer observed for StoreData operations.

- StoreData_xfers_bucket0: Tally in bucket0 for StoreData operations.

- StoreData_xfers_bucket1: Tally in bucket1 for StoreData operations.

- StoreData_xfers_bucket2: Tally in bucket2 for StoreData operations.

- StoreData_xfers_bucket3: Tally in bucket3 for StoreData operations.

- StoreData_xfers_bucket4: Tally in bucket4 for StoreData operations.

- StoreData_xfers_bucket5: Tally in bucket5 for StoreData operations.

- StoreData_xfers_bucket6: Tally in bucket6 for StoreData operations.

- StoreData_xfers_bucket7: Tally in bucket7 for StoreData operations.

- StoreData_xfers_bucket8: Tally in bucket8 for StoreData operations.

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