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From "Vladislav Pyatkov (JIRA)" <j...@apache.org>
Subject [jira] [Created] (IGNITE-8710) Applying WAL works long time or fail at all, when *.wal files been removed
Date Tue, 05 Jun 2018 13:17:00 GMT
Vladislav Pyatkov created IGNITE-8710:
-----------------------------------------

             Summary: Applying WAL works long time or fail at all, when *.wal files been removed
                 Key: IGNITE-8710
                 URL: https://issues.apache.org/jira/browse/IGNITE-8710
             Project: Ignite
          Issue Type: Bug
            Reporter: Vladislav Pyatkov


In specific cases when removed *.wal files or unmounted wal directories we got some warning
message on start:

{noformat}
2018-06-02 12:10:06.127[INFO ][Thread-100][o.a.i.i.p.c.p.GridCacheDatabaseSharedManager] Checking
memory state [lastValidPos=FileWALPointer [idx=0, fileOff=0, len=0], lastMarked=FileWALPointer
[idx=0, fileOff=0, len=0], lastCheckpointId=00000000-0000-0000-0000-000000000000]
2018-06-02 12:10:06.546[WARN ][Thread-100][o.a.i.i.p.c.p.GridCacheDatabaseSharedManager] Found
unexpected checkpoint marker, skipping [cpId=94b5ce03-87b7-489e-b08b-b4c5dc522bd5, expCpId=00000000-0000-0000-0000-000000000000,
pos=FileWALPointer [idx=0, fileOff=44266869, len=977]]
2018-06-02 12:10:57.860[WARN ][Thread-100][o.a.i.i.p.c.p.GridCacheDatabaseSharedManager] Found
unexpected checkpoint marker, skipping [cpId=3f6ab238-23f7-4924-b4ef-0cb68d914a04, expCpId=00000000-0000-0000-0000-000000000000,
pos=FileWALPointer [idx=7, fileOff=872888269, len=460112]]
2018-06-02 12:11:46.600[INFO ][Thread-100][o.a.i.i.p.c.p.w.FileWriteAheadLogManager] Stopping
WAL iteration due to an exception: EOF at position [1073741824] expected to read [1] bytes,
ptr=FileWALPointer [idx=15, fileOff=1073741824, len=0]
2018-06-02 12:12:21.181[WARN ][Thread-100][o.a.i.i.p.c.p.GridCacheDatabaseSharedManager] Found
unexpected checkpoint marker, skipping [cpId=3fe33806-ee11-49b7-8c47-648cd1adacbc, expCpId=00000000-0000-0000-0000-000000000000,
pos=FileWALPointer [idx=23, fileOff=693360866, len=460112]]
{noformat}

And trying to recovery from WAL hangs a long try without success.

Should to stop the node and print message about not found necessary wal-files.



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