Search notes:

Oracle: V$SYSSTAT

Some statistics are only taken if timed_statistics is set to true.

Names

select
  statistic#,
  name
from
  v$sysstat
order by
  lower(name);
-- 308   active txn count during cleanout
--  21   application wait time
-- 316   auto extends on undo tablespace
-- 238   background checkpoints completed
-- 237   background checkpoints started
--  33   background timeouts
-- 278   Batched IO (bound) vector count
-- 276   Batched IO (full) vector count
-- 277   Batched IO (space) vector count
-- 274   Batched IO block miss count
-- 280   Batched IO buffer defrag count
-- 275   Batched IO double miss count
-- 279   Batched IO same unit count
-- 272   Batched IO single block count
-- 281   Batched IO slow jump count
-- 271   Batched IO vector block count
-- 270   Batched IO vector read count
-- 273   Batched IO zero block count
-- 314   Block Cleanout Optim referenced
-- 169   blocks decrypted
-- 168   blocks encrypted
-- 414   branch node splits
-- 574   buffer is not pinned count
-- 573   buffer is pinned count
-- 590   bytes received via SQL*Net from client
-- 593   bytes received via SQL*Net from dblink
-- 589   bytes sent via SQL*Net to client
-- 592   bytes sent via SQL*Net to dblink
-- 596   bytes via SQL*Net vector from client
-- 598   bytes via SQL*Net vector from dblink
-- 595   bytes via SQL*Net vector to client
-- 597   bytes via SQL*Net vector to dblink
-- 313   Cached Commit SCN referenced
-- 173   calls to get snapshot scn: kcmgss
-- 172   calls to kcmgas
-- 170   calls to kcmgcs
-- 171   calls to kcmgrs
-- 513   CCursor + sql area evicted
-- 395   cell blocks helped by commit cache
-- 396   cell blocks helped by minscn optimization
-- 389   cell blocks processed by cache layer
-- 391   cell blocks processed by data layer
-- 392   cell blocks processed by index layer
-- 390   cell blocks processed by txn layer
-- 393   cell commit cache queries
-- 406   cell CUs processed for compressed
-- 405   cell CUs processed for uncompressed
-- 403   cell CUs sent compressed
-- 404   cell CUs sent head piece
-- 402   cell CUs sent uncompressed
-- 605   cell flash cache read hits
-- 424   cell index scans
-- 407   cell IO uncompressed bytes
-- 262   cell num fast response sessions
-- 263   cell num fast response sessions continuing to smart scan
-- 260   cell num smart file creation sessions using rdbms block IO mode
-- 256   cell num smart IO sessions in rdbms block IO due to big payload
-- 255   cell num smart IO sessions in rdbms block IO due to no cell mem
-- 254   cell num smart IO sessions in rdbms block IO due to user
-- 258   cell num smart IO sessions using passthru mode due to cellsrv
-- 259   cell num smart IO sessions using passthru mode due to timezone
-- 257   cell num smart IO sessions using passthru mode due to user
-- 246   cell physical IO bytes eligible for predicate offload
-- 247   cell physical IO bytes saved by storage index
-- 244   cell physical IO bytes saved during optimized file creation
-- 245   cell physical IO bytes saved during optimized RMAN file restore
-- 248   cell physical IO bytes sent directly to DB node to balance CPU
--  56   cell physical IO interconnect bytes
-- 261   cell physical IO interconnect bytes returned by smart scan
-- 388   cell scans
-- 400   cell simulated physical IO bytes eligible for predicate offload
-- 401   cell simulated physical IO bytes returned by predicate offload
-- 252   cell smart IO session cache hard misses
-- 250   cell smart IO session cache hits
-- 253   cell smart IO session cache hwm
-- 249   cell smart IO session cache lookups
-- 251   cell smart IO session cache soft misses
-- 264   cell statistics spare1
-- 265   cell statistics spare2
-- 266   cell statistics spare3
-- 267   cell statistics spare4
-- 268   cell statistics spare5
-- 269   cell statistics spare6
-- 394   cell transactions found in commit cache
-- 398   chained rows processed by cell
-- 399   chained rows rejected by cell
-- 397   chained rows skipped by cell
-- 129   change write time
-- 152   checkpoint clones created for ADG recovery
-- 309   cleanout - number of ktugct calls
-- 297   cleanouts and rollbacks - consistent read gets
-- 295   cleanouts only - consistent read gets
-- 386   cluster key scan block gets
-- 385   cluster key scans
--  19   cluster wait time
-- 527   Clusterwide global transactions
-- 528   Clusterwide global transactions spanning RAC nodes
-- 162   cold recycle reads
-- 328   commit batch performed
-- 325   commit batch requested
-- 327   commit batch/immediate performed
-- 324   commit batch/immediate requested
-- 137   commit cleanout failures: block lost
-- 140   commit cleanout failures: buffer being written
-- 141   commit cleanout failures: callback failure
-- 138   commit cleanout failures: cannot pin
-- 139   commit cleanout failures: hot backup in progress
-- 136   commit cleanout failures: write disabled
-- 142   commit cleanouts
-- 143   commit cleanouts successfully completed
-- 329   commit immediate performed
-- 326   commit immediate requested
-- 334   commit nowait performed
-- 331   commit nowait requested
-- 312   Commit SCN cached
-- 307   commit txn count during cleanout
-- 335   commit wait performed
-- 332   commit wait requested
-- 333   commit wait/nowait performed
-- 330   commit wait/nowait requested
--  20   concurrency wait time
--  85   consistent changes
--  72   consistent gets
--  75   consistent gets - examination
--  76   consistent gets direct
--  73   consistent gets from cache
--  74   consistent gets from cache (fastpath)
--  17   CPU used by this session
--  16   CPU used when call started
-- 146   CR blocks created
-- 147   current blocks converted for CR
-- 558   cursor authentications
-- 293   data blocks consistent reads - undo records applied
--  84   db block changes
--  68   db block gets
--  71   db block gets direct
--  69   db block gets from cache
--  70   db block gets from cache (fastpath)
-- 106   db corrupt blocks detected
-- 107   db corrupt blocks recovered
--  18   DB time
-- 110   DBWR checkpoint buffers written
-- 119   DBWR checkpoints
-- 120   DBWR fusion writes
-- 118   DBWR lru scans
-- 114   DBWR object drop buffers written
-- 113   DBWR parallel query checkpoint buffers written
-- 117   DBWR revisited being-written buffer
-- 112   DBWR tablespace checkpoint buffers written
-- 111   DBWR thread checkpoint buffers written
-- 115   DBWR transaction table writes
-- 116   DBWR undo block writes
-- 561   DDL statements parallelized
-- 306   deferred (CURRENT) block cleanout applications
-- 311   deferred CUR cleanouts (index blocks)
-- 562   DFO trees parallelized
-- 132   dirty buffers inspected
-- 560   DML statements parallelized
-- 319   doubling up with imu segment
-- 317   drop segment calls in space pressure
-- 526   DX/BB enqueue lock background get time
-- 525   DX/BB enqueue lock background gets
-- 523   DX/BB enqueue lock foreground requests
-- 524   DX/BB enqueue lock foreground wait time
-- 235   Effective IO time
-- 507   EHCC Analyze CUs Decompressed
-- 510   EHCC Analyzer Calls
-- 486   EHCC Archive CUs Compressed
-- 495   EHCC Archive CUs Decompressed
-- 509   EHCC Check CUs Decompressed
-- 498   EHCC Columns Decompressed
-- 487   EHCC Compressed Length Compressed
-- 496   EHCC Compressed Length Decompressed
-- 491   EHCC CU Row Pieces Compressed
-- 483   EHCC CUs Compressed
-- 492   EHCC CUs Decompressed
-- 488   EHCC Decompressed Length Compressed
-- 497   EHCC Decompressed Length Decompressed
-- 503   EHCC DML CUs Decompressed
-- 508   EHCC Dump CUs Decompressed
-- 504   EHCC Normal Scan CUs Decompressed
-- 501   EHCC Pieces Buffered for Decompression
-- 485   EHCC Query High CUs Compressed
-- 494   EHCC Query High CUs Decompressed
-- 484   EHCC Query Low CUs Compressed
-- 493   EHCC Query Low CUs Decompressed
-- 506   EHCC Rowid CUs Decompressed
-- 489   EHCC Rows Compressed
-- 490   EHCC Rows Not Compressed
-- 499   EHCC Total Columns for Decompression
-- 502   EHCC Total Pieces for Decompression
-- 500   EHCC Total Rows for Decompression
-- 505   EHCC Turbo Scan CUs Decompressed
--  42   enqueue conversions
--  40   enqueue deadlocks
--  43   enqueue releases
--  41   enqueue requests
--  38   enqueue timeouts
--  39   enqueue waits
-- 130   exchange deadlocks
-- 588   execute count
-- 416   failed probes on index block reclamation
-- 206   file io service time
-- 207   file io wait time
--  99   flash cache eviction: aged out
--  98   flash cache eviction: buffer pinned
--  97   flash cache eviction: invalidated
-- 105   flash cache insert skip: corrupt
-- 101   flash cache insert skip: DBWR overloaded
-- 102   flash cache insert skip: exists
-- 104   flash cache insert skip: modification
-- 100   flash cache insert skip: not current
-- 103   flash cache insert skip: not useful
--  93   flash cache inserts
-- 166   flashback cache read optimizations for block new
-- 167   flashback direct read optimizations for block new
-- 243   flashback log write bytes
-- 242   flashback log writes
-- 529   Forwarded 2PC commands across RAC nodes
-- 587   frame signature mismatch
-- 135   free buffer inspected
-- 131   free buffer requested
-- 225   gc blocks compressed
-- 228   gc blocks corrupt
-- 226   gc blocks lost
-- 227   gc claim blocks lost
-- 229   gc CPU used by this session
-- 231   gc cr block build time
-- 209   gc cr block flush time
-- 218   gc cr block receive time
-- 232   gc cr block send time
-- 217   gc cr blocks received
-- 208   gc cr blocks served
-- 216   gc current block flush time
-- 215   gc current block pin time
-- 220   gc current block receive time
-- 233   gc current block send time
-- 219   gc current blocks received
-- 214   gc current blocks served
-- 224   gc kbytes saved
-- 223   gc kbytes sent
-- 221   gc local grants
-- 212   gc read wait failures
-- 210   gc read wait time
-- 213   gc read wait timeouts
-- 211   gc read waits
-- 230   gc reader bypass grants
-- 222   gc remote grants
--  62   gcs messages sent
--  63   ges messages sent
--  64   global enqueue CPU used by this session
--  46   global enqueue get time
--  45   global enqueue gets async
--  44   global enqueue gets sync
--  47   global enqueue releases
-- 336   global undo segment hints helped
-- 337   global undo segment hints were stale
-- 530   GTX processes spawned by autotune
-- 531   GTX processes stopped by autotune
-- 452   HCC Conventional DMLs
-- 453   HCC non-CU Compressed Blocks
-- 454   HCC: Number of times tried to non-CU Compress a Block
-- 436   heap block compress
-- 450   Heap Segment Array Inserts
-- 451   Heap Segment Array Updates
-- 134   hot buffers moved to head of LRU
-- 440   HSC Compressed Segment Block Changes
-- 441   HSC Heap Segment Block Changes
-- 439   HSC IDL Compressed Blocks
-- 438   HSC OLTP Compressed Blocks
-- 449   HSC OLTP compression block checked
-- 448   HSC OLTP Compression skipped rows
-- 447   HSC OLTP Drop Column
-- 446   HSC OLTP inline compression
-- 444   HSC OLTP negative compression
-- 442   HSC OLTP Non Compressible Blocks
-- 443   HSC OLTP positive compression
-- 445   HSC OLTP recursive compression
-- 437   HSC OLTP Space Saving
-- 305   immediate (CR) block cleanout applications
-- 304   immediate (CURRENT) block cleanout applications
-- 310   immediate CR cleanouts (index blocks)
-- 347   IMU bind flushes
-- 341   IMU commits
-- 343   IMU contention
-- 350   IMU CR rollbacks
-- 342   IMU Flushes
-- 346   IMU ktichg flush
-- 348   IMU mbu flush
-- 349   IMU pool not allocated
-- 344   IMU recursive-transaction flush
-- 352   IMU Redo allocation size
-- 351   IMU undo allocation size
-- 345   IMU undo retention flush
-- 353   IMU- failed to get a private strand
--  26   in call idle wait time
-- 410   index crx upgrade (found)
-- 411   index crx upgrade (positioned)
-- 409   index crx upgrade (prefetch)
-- 427   index fast full scans (direct read)
-- 425   index fast full scans (full)
-- 426   index fast full scans (rowid ranges)
-- 428   index fetch by key
-- 418   index reclamation/extension switch
-- 429   index scans kdiixs1
--  61   IPC CPU used by this session
-- 546   java call heap collected bytes
-- 545   java call heap collected count
-- 544   java call heap gc count
-- 542   java call heap live object count
-- 543   java call heap live object count max
-- 538   java call heap live size
-- 539   java call heap live size max
-- 540   java call heap object count
-- 541   java call heap object count max
-- 534   java call heap total size
-- 535   java call heap total size max
-- 536   java call heap used size
-- 537   java call heap used size max
-- 557   java session heap collected bytes
-- 556   java session heap collected count
-- 555   java session heap gc count
-- 553   java session heap live object count
-- 554   java session heap live object count max
-- 549   java session heap live size
-- 550   java session heap live size max
-- 551   java session heap object count
-- 552   java session heap object count max
-- 547   java session heap used size
-- 548   java session heap used size max
-- 413   leaf node 90-10 splits
-- 412   leaf node splits
-- 421   lob reads
-- 580   LOB table id lookup cache misses
-- 422   lob writes
-- 423   lob writes unaligned
-- 338   local undo segment hints helped
-- 339   local undo segment hints were stale
--  77   logical read bytes from cache
--   2   logons cumulative
--   3   logons current
--  65   max cf enq hold time
--  32   messages received
--  31   messages sent
-- 315   min active SCN optimization applied on CR
-- 354   Misses for writing mapping
-- 419   native hash arithmetic execute
-- 420   native hash arithmetic fail
-- 575   no buffer to keep pinned count
-- 294   no work - consistent read gets
-- 515   No. of Decrypt ops
-- 514   No. of Encrypt ops
-- 518   No. of Namespaces Created
-- 521   No. of Principal Cache Misses
-- 522   No. of Principal Invalidations
-- 520   No. of Roles Enabled or Disabled
-- 519   No. of User Callbacks Executed
-- 517   No. of XS Sessions Attached
-- 516   No. of XS Sessions Created
--  25   non-idle wait count
--  24   non-idle wait time
-- 241   number of map misses
-- 240   number of map operations
-- 236   Number of read IOs issued
--   4   opened cursors cumulative
--   5   opened cursors current
-- 631   OS Block input operations
-- 632   OS Block output operations
--   0   OS CPU Qt wait time
-- 625   OS Integral shared text size
-- 626   OS Integral unshared data size
-- 627   OS Integral unshared stack size
-- 637   OS Involuntary context switches
-- 624   OS Maximum resident set size
-- 629   OS Page faults
-- 628   OS Page reclaims
-- 635   OS Signals received
-- 634   OS Socket messages received
-- 633   OS Socket messages sent
-- 630   OS Swaps
-- 623   OS System time used
-- 622   OS User time used
-- 636   OS Voluntary context switches
-- 602   OTC commit optimization attempts
-- 604   OTC commit optimization failure - setup
-- 603   OTC commit optimization hits
-- 568   Parallel operations downgraded 1 to 25 pct
-- 567   Parallel operations downgraded 25 to 50 pct
-- 566   Parallel operations downgraded 50 to 75 pct
-- 565   Parallel operations downgraded 75 to 99 pct
-- 564   Parallel operations downgraded to serial
-- 563   Parallel operations not downgraded
-- 586   parse count (describe)
-- 585   parse count (failures)
-- 584   parse count (hard)
-- 583   parse count (total)
-- 581   parse time cpu
-- 582   parse time elapsed
--  83   physical read bytes
--  80   physical read flash cache hits
--  82   physical read IO requests
--  50   physical read requests optimized
--  52   physical read total bytes
--  51   physical read total bytes optimized
--  48   physical read total IO requests
--  49   physical read total multi block requests
--  78   physical reads
--  79   physical reads cache
-- 154   physical reads cache prefetch
--  81   physical reads direct
-- 160   physical reads direct (lob)
--  94   physical reads direct temporary tablespace
-- 165   physical reads for flashback new
-- 155   physical reads prefetch warmup
-- 159   physical reads retry corrupt
--  96   physical write bytes
--  92   physical write IO requests
--  55   physical write total bytes
--  53   physical write total IO requests
--  54   physical write total multi block requests
--  89   physical writes
--  90   physical writes direct
-- 161   physical writes direct (lob)
--  95   physical writes direct temporary tablespace
--  91   physical writes from cache
-- 108   physical writes non checkpoint
-- 133   pinned buffers inspected
--  11   pinned cursors current
-- 127   prefetch clients - 16k
-- 124   prefetch clients - 2k
-- 128   prefetch clients - 32k
-- 125   prefetch clients - 4k
-- 126   prefetch clients - 8k
-- 123   prefetch clients - default
-- 121   prefetch clients - keep
-- 122   prefetch clients - recycle
-- 157   prefetch warmup blocks aged out before use
-- 158   prefetch warmup blocks flushed out before use
-- 156   prefetched blocks aged out before use
--  28   process last non-idle time
-- 570   PX local messages recv'd
-- 569   PX local messages sent
-- 572   PX remote messages recv'd
-- 571   PX remote messages sent
-- 559   queries parallelized
-- 431   queue flush
-- 434   queue ocp pages
-- 432   queue position update
-- 435   queue qno pages
-- 433   queue single row
-- 430   queue splits
-- 408   queue update without cp update
-- 239   read-only violation count
-- 145   recovery array read time
-- 144   recovery array reads
-- 153   recovery block gets from cache
--  86   recovery blocks read
--  87   recovery blocks read for lost write detection
--  88   recovery blocks skipped lost write checks
-- 417   recursive aborts on index block reclamation
--   9   recursive calls
--  10   recursive cpu usage
--  37   recursive system API invocations
-- 187   redo blocks checksummed by FG (exclusive)
-- 188   redo blocks checksummed by LGWR
-- 174   redo blocks read for recovery
-- 185   redo blocks written
-- 182   redo buffer allocation retries
-- 177   redo entries
-- 179   redo entries for lost write detection
-- 175   redo k-bytes read for recovery
-- 176   redo k-bytes read for terminal recovery
-- 202   redo KB read
-- 203   redo KB read (memory)
-- 205   redo KB read (memory) for transport
-- 204   redo KB read for transport
-- 189   redo log space requests
-- 190   redo log space wait time
-- 191   redo ordering marks
-- 178   redo size
-- 181   redo size for direct writes
-- 180   redo size for lost write detection
-- 192   redo subscn max counts
-- 199   redo synch long waits
-- 200   redo synch poll writes
-- 201   redo synch polls
-- 196   redo synch time
-- 197   redo synch time (usec)
-- 198   redo synch writes
-- 183   redo wastage
-- 194   redo write broadcast ack count
-- 193   redo write broadcast ack time
-- 195   redo write broadcast lgwr post count
-- 186   redo write time
-- 184   redo writes
--  34   remote Oradebug requests
--   1   Requests to/from client
-- 302   rollback changes - undo records applied
-- 296   rollbacks only - consistent read gets
-- 415   root node splits
-- 301   RowCR - resume
-- 300   RowCR - row contention
-- 298   RowCR attempts
-- 299   RowCR hits
-- 387   rows fetched via callback
--  23   scheduler wait time
-- 473   securefile add dedupd lob to set
-- 455   securefile allocation bytes
-- 456   securefile allocation chunks
-- 467   securefile bytes cleartext
-- 470   securefile bytes deduplicated
-- 466   securefile bytes encrypted
-- 464   securefile bytes non-transformed
-- 468   securefile compressed bytes
-- 471   securefile create dedup set
-- 479   securefile dedup callback oper final
-- 481   securefile dedup fits inline
-- 478   securefile dedup flush too low
-- 480   securefile dedup hash collision
-- 476   securefile dedup prefix hash match
-- 482   securefile dedup wapp cache miss
-- 472   securefile destroy dedup set
-- 457   securefile direct read bytes
-- 459   securefile direct read ops
-- 458   securefile direct write bytes
-- 460   securefile direct write ops
-- 463   securefile inode ioreap time
-- 461   securefile inode read time
-- 462   securefile inode write time
-- 477   securefile number of flushes
-- 465   securefile number of non-transformed flushes
-- 475   securefile reject deduplication
-- 474   securefile rmv from dedup set
-- 469   securefile uncompressed bytes
-- 358   segment cfs allocations
-- 359   segment chunks allocation from disepnser
-- 357   segment dispenser allocations
-- 356   segment dispenser load empty
-- 355   segment dispenser load tasks
-- 373   segment prealloc bytes
-- 372   segment prealloc ops
-- 371   segment prealloc tasks
-- 374   segment prealloc time (ms)
-- 375   segment prealloc ufs2cfs bytes
-- 360   segment total chunk allocation
-- 285   serializable aborts
--  27   session connect time
-- 533   session cursor cache count
-- 532   session cursor cache hits
--  12   session logical reads
--  13   session logical reads in local numa group
--  14   session logical reads in remote numa group
--  35   session pga memory
--  36   session pga memory max
--  15   session stored procedure space
--  29   session uga memory
--  30   session uga memory max
-- 163   shared hash latch upgrades - no wait
-- 164   shared hash latch upgrades - wait
-- 283   shared io pool buffer get failure
-- 282   shared io pool buffer get success
-- 370   SMON posted for dropping temp segment
-- 368   SMON posted for instance recovery
-- 367   SMON posted for txn recovery for other instances
-- 366   SMON posted for undo segment recovery
-- 369   SMON posted for undo segment shrink
-- 600   sorts (disk)
-- 599   sorts (memory)
-- 601   sorts (rows)
-- 322   space was found by tune down
-- 323   space was not found by tune down
--  57   spare statistic 1
--  58   spare statistic 2
--  59   spare statistic 3
--  60   spare statistic 4
-- 512   sql area evicted
-- 511   sql area purged
-- 591   SQL*Net roundtrips to/from client
-- 594   SQL*Net roundtrips to/from dblink
-- 321   steps of tune down ret. in space pressure
-- 109   summed dirty queue length
-- 148   switch current to new buffer
-- 383   table fetch by rowid
-- 384   table fetch continued row
-- 382   table scan blocks gotten
-- 381   table scan rows gotten
-- 379   table scans (cache partitions)
-- 380   table scans (direct read)
-- 377   table scans (long tables)
-- 378   table scans (rowid ranges)
-- 376   table scans (short tables)
-- 364   TBS Extension: bytes extended
-- 363   TBS Extension: files extended
-- 361   TBS Extension: tasks created
-- 362   TBS Extension: tasks executed
-- 284   temp space allocated (bytes)
--  66   total cf enq hold time
--  67   total number of cf enq holders
-- 234   total number of slots
-- 365   total number of times SMON posted
-- 318   total number of undo segments dropped
-- 289   transaction lock background get time
-- 288   transaction lock background gets
-- 286   transaction lock foreground requests
-- 287   transaction lock foreground wait time
-- 303   transaction rollbacks
-- 292   transaction tables consistent read rollbacks
-- 291   transaction tables consistent reads - undo records applied
-- 320   tune down retentions in space pressure
-- 290   undo change vector size
-- 340   undo segment header was pinned
--   8   user calls
--   6   user commits
--  22   user I/O wait time
--   7   user rollbacks
-- 579   workarea executions - multipass
-- 578   workarea executions - onepass
-- 577   workarea executions - optimal
-- 576   workarea memory allocated
-- 607   Workload Capture: dbtime
-- 614   Workload Capture: errors
-- 606   Workload Capture: size (in bytes) of recording
-- 610   Workload Capture: unreplayable user calls
-- 613   Workload Capture: unsupported user calls
-- 608   Workload Capture: user calls
-- 609   Workload Capture: user calls flushed
-- 612   Workload Capture: user logins
-- 611   Workload Capture: user txns
-- 615   Workload Replay: dbtime
-- 621   Workload Replay: deadlocks resolved
-- 616   Workload Replay: network time
-- 617   Workload Replay: think time
-- 618   Workload Replay: time gain
-- 619   Workload Replay: time loss
-- 620   Workload Replay: user calls
-- 151   write clones created for recovery
-- 150   write clones created in background
-- 149   write clones created in foreground
Github repository oracle-patterns, path: /Installed/dynamic-performance-views/sysstat/names.sql

See also

v$sesstat
Automatic Workload Repository
Oracle Dynamic Performance Views

Index