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3408849 - SAP HANA online partitioning fails in a lock-wait timeout

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  • A table (re)partition fails in a lock-wait timeout 
Could not execute 'ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", ...' in 3:51:56.684 hours .

SAP DBTech JDBC: [2]: general error: cannot enable asynchronous table replica: Lock-wait time out exceeded [OWNER=41045070233, TYPE=OBJECT_LOCK, CURRENT_MODE=INTENTIONAL_EXCLUSIVE, REQUESTED_MODE=EXCLUSIVE]

 

  • In the indexserver_host.port.counter.trc trace the following entries are observed :
[712571]\{364669\}[2331/-1] 2023-11-27 23:57:26.778731 e TableLock        WaitGraph.cc(01019) :
  Lock-wait time out exceeded
   - Waiting transaction
    [CONNID=364669, SESSIONID=364669, CLIENT_HOST=<>, CLIENT_IP=<>, CLIENT_PID=8108, APPUSER = <>, DBUSER=SAPHANADB, ID=2574, UPDATE_TRANSACTION_ID=41045070233, TYPE=USER, STATE=ACTIVE, ISOLATION_LEVEL=RC, APPLICATION_SOURCE=csns.sql.editor.SQLExecuteFormEditor$4$1.run(SQLExecuteFormEditor.java:938);, STMT_HASH=31f952a124b751989259754c9e021df0, STMT=ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE, LOCK_TIMEOUT_MS=1800000]
   - Blockers
    [CONNID=364669, SESSIONID=364669, CLIENT_HOST=<>, CLIENT_IP=<>, CLIENT_PID=8108, APPUSER = <>, DBUSER=SAPHANADB, ID=2574, UPDATE_TRANSACTION_ID=41045070233, TYPE=USER, STATE=ACTIVE, ISOLATION_LEVEL=RC]
    []
    [CONNID=364669, SESSIONID=364669, CLIENT_HOST=<>, CLIENT_IP=<>, CLIENT_PID=8108, APPUSER = <>, DBUSER=SAPHANADB, ID=2574, UPDATE_TRANSACTION_ID=41045070233, TYPE=USER, STATE=ACTIVE, ISOLATION_LEVEL=RC]
    
        
    [31037]{-1}[500/-1] 2023-11-27 23:58:46.229144 e TableLock        WaitGraph.cc(01019) :
  Lock-wait time out exceeded
   - Waiting transaction
    [CONNID=-1, DBUSER=, ID=1055, UPDATE_TRANSACTION_ID=41066590708, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RC, LOCK_TIMEOUT_MS=30000]
   - Blockers
    []
    [CONNID=-1, DBUSER=, ID=361, UPDATE_TRANSACTION_ID=41065088786, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RL]
    
    
    [75010]{-1}[2507/-1] 2023-11-28 00:02:17.207091 e TableLock        WaitGraph.cc(01019) :
  Lock-wait time out exceeded
   - Waiting transaction
    [CONNID=-1, DBUSER=, ID=2412, UPDATE_TRANSACTION_ID=41066959787, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RC, LOCK_TIMEOUT_MS=30000]
   - Blockers
    [CONNID=-1, DBUSER=, ID=361, UPDATE_TRANSACTION_ID=41065088786, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RL]
    
    
    [164281]{-1}[2887/-1] 2023-11-28 00:05:47.774476 e TableLock        WaitGraph.cc(01019) :
  Lock-wait time out exceeded
   - Waiting transaction
    [CONNID=-1, DBUSER=, ID=2860, UPDATE_TRANSACTION_ID=41067598511, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RC, LOCK_TIMEOUT_MS=30000]
   - Blockers
    [CONNID=-1, DBUSER=, ID=361, UPDATE_TRANSACTION_ID=41065088786, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RL]
    
    
    [7332]{-1}[2371/-1] 2023-11-28 00:09:19.362173 e TableLock        WaitGraph.cc(01019) :
  Lock-wait time out exceeded
   - Waiting transaction
    [CONNID=-1, DBUSER=, ID=2260, UPDATE_TRANSACTION_ID=41068258515, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RC, LOCK_TIMEOUT_MS=30000]
   - Blockers
    [CONNID=-1, DBUSER=, ID=361, UPDATE_TRANSACTION_ID=41065088786, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RL]
    
    
    [164281]{-1}[1530/-1] 2023-11-28 00:12:51.406942 e TableLock        WaitGraph.cc(01019) :
  Lock-wait time out exceeded
   - Waiting transaction
    [CONNID=-1, DBUSER=, ID=2799, UPDATE_TRANSACTION_ID=41068979863, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RC, LOCK_TIMEOUT_MS=30000]
   - Blockers
    [CONNID=-1, DBUSER=, ID=361, UPDATE_TRANSACTION_ID=41065088786, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RL]
    
    
    [173877]{-1}[2266/-1] 2023-11-28 00:16:22.434187 e TableLock        WaitGraph.cc(01019) :
  Lock-wait time out exceeded
   - Waiting transaction
    [CONNID=-1, DBUSER=, ID=2134, UPDATE_TRANSACTION_ID=41069324860, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RC, LOCK_TIMEOUT_MS=30000]
   - Blockers
    [CONNID=-1, DBUSER=, ID=361, UPDATE_TRANSACTION_ID=41065088786, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RL]
    
    

   - Lock
    [TYPE=OBJECT_LOCK, CURRENT_MODE=INTENTIONAL_EXCLUSIVE, REQUESTED_MODE=EXCLUSIVE, CONTAINER_ID=0, OBJECT_ID=161150, OBJECT_NAME=SAPHANADB:CDPOS, OBJECT_TYPE=TABLE]
[44358]{-1}[1998/-1] 2023-11-28 00:19:56.502842 e catalog_watchdog CatalogWatchdog.cc(00138) : CatalogWatchdogJobNode_161150 failed: 161150, transaction rolled back by lock wait timeout: Lock-wait time out exceeded [OWNER=41069805872, TYPE=OBJECT_LOCK, CURRENT_MODE=INTENTIONAL_EXCLUSIVE, REQUESTED_MODE=EXCLUSIVE]
[234982]{-1}[-1/-1] 2023-11-28 00:19:56.548308 i TraceContext     TraceContext.cpp(01367) : UserName=, StatementExecutionID=844439442806170

     ......
    




[164281]{-1}[2887/-1] 2023-11-28 00:05:47.774476 e TableLock        WaitGraph.cc(01019) :
  Lock-wait time out exceeded
   - Waiting transaction
    [CONNID=-1, DBUSER=, ID=2860, UPDATE_TRANSACTION_ID=41067598511, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RC, LOCK_TIMEOUT_MS=30000]
   - Blockers
    [CONNID=-1, DBUSER=, ID=361, UPDATE_TRANSACTION_ID=41065088786, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RL]
    []
    
    []
    [CONNID=-1, DBUSER=, ID=361, UPDATE_TRANSACTION_ID=41065088786, TYPE=INTERNAL, STATE=ACTIVE, ISOLATION_LEVEL=RL]
  [CONNID=350556, SESSIONID=350556, CLIENT_HOST=<>, CLIENT_IP=<>, CLIENT_PID=988950, APPUSER = <>, DBUSER=SAPHANADB, ID=459, UPDATE_TRANSACTION_ID=41067679794, TYPE=USER, STATE=ACTIVE, ISOLATION_LEVEL=RC]
    []
    []
   - Lock
    [TYPE=OBJECT_LOCK, CURRENT_MODE=INTENTIONAL_EXCLUSIVE, REQUESTED_MODE=EXCLUSIVE, CONTAINER_ID=0, OBJECT_ID=161150, OBJECT_NAME=SAPHANADB:CDPOS, OBJECT_TYPE=TABLE]
[164281]{-1}[2887/-1] 2023-11-28 00:05:47.776583 e catalog_watchdog CatalogWatchdog.cc(00138) : CatalogWatchdogJobNode_161150 failed: 161150, transaction rolled back by lock wait timeout: Lock-wait time out exceeded [OWNER=41065088786, TYPE=OBJECT_LOCK, CURRENT_MODE=INTENTIONAL_EXCLUSIVE, REQUESTED_MODE=EXCLUSIVE]

 

 

  • The UTID 41065088786 belongs to a delta merge currently running on a sub-partition of CDPOS :

    DML = SAPHANADB:_SYS_SPLIT_CDPOS~4    870,006    merging    Running    MergedogMerger

    DDL = ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE

 

  • Lock waits show both UTIDs 41065088786 & 41045070233 blocking other waiting transactions.


    SNAPSHOT_TIMEWAIT_SSCHEMATABLE_NAMELTLMFAWAIT_CONNWAIT_UTIDWAIT_STATEMENT_HASHBLK_CONNBLK_UTIDBLK_STATEMENT_HASHSTHOSTPORT
    2023/11/27 23:57:07.533554SAPHANADBCDPOSTINTENTIONAL_EXCLUSIVE  35052041066177997430d8805b0aea9b5b17ff34bbe3e362f3646694104507023331f952a124b751989259754c9e021df02Hostname30003
    2023/11/27 23:57:07.533554SAPHANADBCDPOSTINTENTIONAL_EXCLUSIVEX 35052041066177997430d8805b0aea9b5b17ff34bbe3e362f-141065088786 2Hostname30003
    2023/11/27 23:57:07.533580SAPHANADBCDPOSTINTENTIONAL_EXCLUSIVE  35096041066148995430d8805b0aea9b5b17ff34bbe3e362f3646694104507023331f952a124b751989259754c9e021df02Hostname30003
    2023/11/27 23:57:07.533580SAPHANADBCDPOSTINTENTIONAL_EXCLUSIVEX 35096041066148995430d8805b0aea9b5b17ff34bbe3e362f-141065088786 2Hostname30003
    2023/11/27 23:57:07.533580SAPHANADBCDPOSTINTENTIONAL_EXCLUSIVE  35142441066149872430d8805b0aea9b5b17ff34bbe3e362f3646694104507023331f952a124b751989259754c9e021df02Hostname30003
    2023/11/27 23:57:07.533580SAPHANADBCDPOSTINTENTIONAL_EXCLUSIVEX 35142441066149872430d8805b0aea9b5b17ff34bbe3e362f-141065088786 2Hostname30003
    2023/11/27 23:57:07.533581SAPHANADBCDPOSTINTENTIONAL_EXCLUSIVE  35167241066147881430d8805b0aea9b5b17ff34bbe3e362f3646694104507023331f952a124b751989259754c9e021df02Hostname30003


    2023/11/27 23:50:07.864161SAPHANADBCDPOSTINTENTIONAL_EXCLUSIVE  35119741066147732430d8805b0aea9b5b17ff34bbe3e362f3646694104507023331f952a124b751989259754c9e021df02Hostname30003
    2023/11/27 23:50:07.864161SAPHANADBCDPOSTINTENTIONAL_EXCLUSIVEX 35119741066147732430d8805b0aea9b5b17ff34bbe3e362f-141065088786 2Hostname30003


 

  • Thread samples show that Partition job was in a "Sleeping" state until 23:46 pm before entering a transactional lock wait prior to the lock-wait timeout at 23:57 pm. 

    (SQL : SELECT * FROM _SYS_STATISTICS.HOST_SERVICE_THREAD_SAMPLES WHERE TIMESTAMP BETWEEN 'DD.MM.YYYY 00:00:00.000000' AND 'DD.MM.YYYY 00:00:00.000000' AND THREAD_DETAIL LIKE'% PARTITION BY HASH%' ORDER BY TIMESTAMP DESC) 


    LOCK_WAIT_COMPONENTLOCK_WAIT_NAMESTATEMENT_HASHTHREAD_DETAILTHREAD_ID THREAD_STATE TIMESTAMPTRANSACTION_IDUPDATE_TRANSACTION_ID
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272357222146810002,97941,045,070,233
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272357211870860002,97941,045,070,233
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272356292882560002,97941,045,070,233
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272355373950200002,97941,045,070,233
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272354455053120002,97941,045,070,233
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272353536708910002,97941,045,070,233
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272353019376050002,97941,045,070,233
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272352098579950002,97941,045,070,233
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272351180346100002,97941,045,070,233
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272350258640990002,97941,045,070,233
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272349329184060002,97941,045,070,233
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272348395820640002,97941,045,070,233
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272347462127180002,97941,045,070,233
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272347451668920002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272346492230360002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272345554628030002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272345022974820002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272344085470430002,97941,045,070,233
    Transaction ManagementTransactionLockWaitSmpStat31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Semaphore Wait 202311272343148807590002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272342200992980002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272341240458220002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272340291265870002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272339350221970002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272338394792460002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272337429152210002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272337418479300002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272336479679170002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272335513500930002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272334519083220002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272333515678520002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272332576053300002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272332034260700002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272331098517320002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272330155893950002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272329198509770002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272328266048030002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272327318413220002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 202311272327307830380002,97941,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 20231127201320144569000-141,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 20231127201226866383000-141,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 20231127201133283988000-141,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 20231127201039398473000-141,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 20231127200945449167000-141,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 20231127200851431541000-141,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 20231127200758100057000-141,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 20231127200703955310000-141,045,070,233
    Other?31f952a124b751989259754c9e021df0ALTER TABLE "SAPHANADB"."CDPOS" PARTITION BY HASH ("MANDANT", "OBJECTCLAS", "OBJECTID", "CHANGENR", "TABKEY", "TABNAME", "FNAME", "CHNGIND") PARTITIONS 8 ONLINE712,571 Sleeping 20231127200610487611000-141,045,070,233

 

  • HANA_Configuration_MiniChecks * report confirms that the CDPOS table's record count per partition is very large , + the recent merge and compression attempts ran into the hours.
    (1999993 - How-To: Interpreting SAP HANA Mini Check Results)

      
    M0421    Large heap allocators (short-term)        Pool/OptimizeCompression/SAPH...B:_SYS_SPLIT_CDPOS~2 (441 GB)    none    X    1999997
    M0422    Large heap allocators (long-term)        Pool/OptimizeCompression/SAPH...B:_SYS_SPLIT_CDPOS~1 (476 GB)    none    X    1999997
    M0422    Large heap allocators (long-term)        Pool/OptimizeCompression/SAPH...B:_SYS_SPLIT_CDPOS~2 (616 GB)    none    X    1999997
    M0422    Large heap allocators (long-term)        Pool/OptimizeCompression/SAPH...B:_SYS_SPLIT_CDPOS~3 (499 GB)    none    X    1999997
    M0422    Large heap allocators (long-term)        Pool/OptimizeCompression/SAPH...B:_SYS_SPLIT_CDPOS~4 (373 GB)    none    X    1999997

    M0520    Tables / partitions with many rows        CDPOS (1) (1.79 billion)    none    X    1921694
    M0520    Tables / partitions with many rows        CDPOS (2) (1.79 billion)    none    X    1921694
    M0520    Tables / partitions with many rows        CDPOS (3) (1.79 billion)    none    X    1921694
    M0520    Tables / partitions with many rows        CDPOS (4) (1.79 billion)    none    X    1921694
    M0525    Tables / partitions with large memory size        CDPOS (1) (196 GB)    none    X    2044468
    M0525    Tables / partitions with large memory size        CDPOS (2) (196 GB)    none    X    2044468
    M0525    Tables / partitions with large memory size        CDPOS (3) (196 GB)    none    X    2044468
    M0525    Tables / partitions with large memory size        CDPOS (4) (195 GB)    none    X    2044468

    M0538    Long running delta merges (mid-term)        CDPOS (1) (3084 s, 2023/11/23 15:34:07)    none    X    2057046
    M0538    Long running delta merges (mid-term)        CDPOS (2) (2517 s, 2023/11/26 08:22:25)    none    X    2057046
    M0538    Long running delta merges (mid-term)        CDPOS (2) (2852 s, 2023/11/22 08:47:15)    none    X    2057046
    M0538    Long running delta merges (mid-term)        CDPOS (2) (3271 s, 2023/11/27 14:01:23)    none    X    2057046
    M0538    Long running delta merges (mid-term)        CDPOS (4) (3580 s, 2023/11/25 08:51:29)    none    X    2057046

    M0539    Long running optimize compressions (mid-term)        CDPOS (1) (3941 s, 2023/11/26 16:51:34)    none    X    2112604
    M0539    Long running optimize compressions (mid-term)        CDPOS (2) (4236 s, 2023/11/27 15:07:34)    none    X    2112604
    M0539    Long running optimize compressions (mid-term)        CDPOS (2) (5725 s, 2023/11/24 09:53:32)    none    X    2112604
    M0539    Long running optimize compressions (mid-term)        CDPOS (3) (3646 s, 2023/11/24 02:35:16)    none    X    2112604
    M0539    Long running optimize compressions (mid-term)        CDPOS (4) (4148 s, 2023/11/22 13:14:04)    none    X    2112604


Read more...

Environment

SAP HANA PLATFORM EDITION 2.0

Product

SAP HANA, platform edition 2.0

Keywords

KBA , HAN-DB , SAP HANA Database , Problem

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