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https://issues.apache.org/jira/browse/IGNITE-13248?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17158202#comment-17158202
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Sergey Chugunov commented on IGNITE-13248:
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[~Nikita T],
Change looks good to me, merged it to master. Please provide release notes for
the issue. Do we actually need any documentation for it? I think this flag
could be unchecked.
Thank you for contribution!
> FileWriteAheadLogManager creates 0-length WAL segments and cannot start later
> -----------------------------------------------------------------------------
>
> Key: IGNITE-13248
> URL: https://issues.apache.org/jira/browse/IGNITE-13248
> Project: Ignite
> Issue Type: Bug
> Reporter: Nikita Tolstunov
> Assignee: Nikita Tolstunov
> Priority: Major
> Fix For: 2.10
>
> Time Spent: 20m
> Remaining Estimate: 0h
>
> Setting IGNITE_WAL_MMAP to false and walMode to LOG_ONLY produces following
> exception on node start:
> {code:java}
> [2020-05-18 19:55:17,362][WARN ][main][FileWriteAheadLogManager] Failed to
> read file header
> [/home/sdanilov/Development/incubator-ignite/work/db/wal/node00-c81f5b62-2288-4268-9f7c-3d8f6a02777d/0000000000000001.wal].
> Skipping this file
> java.io.EOFException: EOF at position [0] expected to read [1] bytes
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.io.SimpleFileInput.ensure(SimpleFileInput.java:121)
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.io.SimpleFileInput.readByte(SimpleFileInput.java:180)
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.io.SimpleFileInput.readUnsignedByte(SimpleFileInput.java:189)
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.FileWriteAheadLogManager.readFileDescriptor(FileWriteAheadLogManager.java:1180)
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.FileWriteAheadLogManager.access$1700(FileWriteAheadLogManager.java:157)
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.FileWriteAheadLogManager$FileArchiver.scanMinMaxArchiveIndices(FileWriteAheadLogManager.java:1767)
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.FileWriteAheadLogManager$FileArchiver.init(FileWriteAheadLogManager.java:1709)
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.FileWriteAheadLogManager$FileArchiver.<init>(FileWriteAheadLogManager.java:1701)
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.FileWriteAheadLogManager$FileArchiver.<init>(FileWriteAheadLogManager.java:1687)
> at
> org.apache.ignite.internal.processors.cache.persistence.wal.FileWriteAheadLogManager.start0(FileWriteAheadLogManager.java:477)
> at
> org.apache.ignite.internal.processors.cache.GridCacheSharedManagerAdapter.start(GridCacheSharedManagerAdapter.java:60)
> at
> org.apache.ignite.internal.processors.cache.GridCacheProcessor.start(GridCacheProcessor.java:541)
> at
> org.apache.ignite.internal.IgniteKernal.startProcessor(IgniteKernal.java:1927)
> at org.apache.ignite.internal.IgniteKernal.start(IgniteKernal.java:1164)
> at
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start0(IgnitionEx.java:2072)
> at
> org.apache.ignite.internal.IgnitionEx$IgniteNamedInstance.start(IgnitionEx.java:1741)
> at org.apache.ignite.internal.IgnitionEx.start0(IgnitionEx.java:1155)
> at org.apache.ignite.internal.IgnitionEx.start(IgnitionEx.java:675)
> at org.apache.ignite.internal.IgnitionEx.start(IgnitionEx.java:600)
> at org.apache.ignite.Ignition.start(Ignition.java:319)
> at
> org.apache.ignite.examples.corrupt.ZeroLengthReproducer.main(ZeroLengthReproducer.java:64)
> {code}
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