I analyzed the log and found that there are many *checkpoint timeout*. The following are the segments of the checkpoint:
[db-checkpoint-thread-#46] INFO o.a.i.i.p.c.p.GridCacheDatabaseSharedManager:478 - Checkpoint started [checkpointId=7fdb8ddd-76d7-4ddf-9fd1-cddd8bb093be, startPtr=FileWALPointer [idx=593, fileOff=30559855, len=15120], checkpointLockWait=0ms, checkpointLockHoldTime=13ms, walCpRecordFsyncDuration=15ms, pages=37037, reason='timeout'] [db-checkpoint-thread-#46] INFO o.a.i.i.p.c.p.GridCacheDatabaseSharedManager:478 - Checkpoint finished [cpId=7fdb8ddd-76d7-4ddf-9fd1-cddd8bb093be, pages=37037, markPos=FileWALPointer [idx=593, fileOff=30559855, len=15120], walSegmentsCleared=0, markDuration=36ms, pagesWrite=318ms, fsync=4370ms, total=4724ms] [db-checkpoint-thread-#46] INFO o.a.i.i.p.c.p.GridCacheDatabaseSharedManager:478 - Checkpoint started [checkpointId=1078e60f-eb68-4cac-b7a3-15e6ca83dbb6, startPtr=FileWALPointer [idx=593, fileOff=39744249, len=15120], checkpointLockWait=0ms, checkpointLockHoldTime=6ms, walCpRecordFsyncDuration=7ms, pages=2145, reason='timeout'] 2018-09-06 08:33:23:909 [db-checkpoint-thread-#46] INFO o.a.i.i.p.c.p.GridCacheDatabaseSharedManager:478 - Checkpoint finished [cpId=1078e60f-eb68-4cac-b7a3-15e6ca83dbb6, pages=2145, markPos=FileWALPointer [idx=593, fileOff=39744249, len=15120], walSegmentsCleared=1, markDuration=15ms, pagesWrite=20ms, fsync=372ms, total=407ms] [db-checkpoint-thread-#46] INFO o.a.i.i.p.c.p.GridCacheDatabaseSharedManager:478 - Skipping checkpoint (no pages were modified) [checkpointLockWait=0ms, checkpointLockHoldTime=1ms, reason='timeout'] [db-checkpoint-thread-#46] INFO o.a.i.i.p.c.p.GridCacheDatabaseSharedManager:478 - Skipping checkpoint (no pages were modified) [checkpointLockWait=0ms, checkpointLockHoldTime=1ms, reason='timeout'] *So, can I assume that the culprit in cache rise is the checkpoint?* If true, how can I deal with it? -- Sent from: http://apache-ignite-users.70518.x6.nabble.com/
