[IGNITE-13248] FileWriteAheadLogManager creates 0-length WAL segments and cannot start later

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.10
• Assignee: Nikita Tolstunov
• Reporter: Nikita Tolstunov
• Created: 13/Jul/20 11:59
• Updated: 15/Jul/20 14:14
• Resolved: 15/Jul/20 14:14

Description

Setting IGNITE_WAL_MMAP to false and walMode to LOG_ONLY produces following exception on node start:

[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)

Issue Links

• links to: GitHub Pull Request #8030