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Posted to dev@rocketmq.apache.org by GitBox <gi...@apache.org> on 2021/07/06 08:56:03 UTC
[GitHub] [rocketmq] kingjames223 opened a new issue #3129: MappedFile May cause message loss
kingjames223 opened a new issue #3129:
URL: https://github.com/apache/rocketmq/issues/3129
I'm king,In the store module，MappedFile.java at flush.
disk or storage failure (such as the very common file system read only), and the client still thinks that the transmission is normal. Until we found that the disk failure to restart the machine, because the message did not write successfully, and then the message was lost.
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[GitHub] [rocketmq] francisoliverlee edited a comment on issue #3129: MappedFile May cause message loss
Posted by GitBox <gi...@apache.org>.
francisoliverlee edited a comment on issue #3129:
URL: https://github.com/apache/rocketmq/issues/3129#issuecomment-876468270
i think so some message may lost casuse of power-off. messages can flush to disk synchronily by set
- message property: MessageConst.PROPERTY_WAIT_STORE_MSG_OK to true
- broker config : flushDiskType=FlushDiskType.SYNC_FLUSH
POOR PERFORMANCE also
code here:
https://github.com/apache/rocketmq/blob/df1d93fc8859377b92ba87c6947911281656f355/store/src/main/java/org/apache/rocketmq/store/CommitLog.java#L957
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[GitHub] [rocketmq] odbozhou closed issue #3129: MappedFile May cause message loss
Posted by GitBox <gi...@apache.org>.
odbozhou closed issue #3129:
URL: https://github.com/apache/rocketmq/issues/3129
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[GitHub] [rocketmq] francisoliverlee edited a comment on issue #3129: MappedFile May cause message loss
Posted by GitBox <gi...@apache.org>.
francisoliverlee edited a comment on issue #3129:
URL: https://github.com/apache/rocketmq/issues/3129#issuecomment-876468270
i think so some message may lost casuse of power-off. messages can flush to disk synchronily by set
- message property: MessageConst.PROPERTY_WAIT_STORE_MSG_OK to true
- broker config : flushDiskType=FlushDiskType.SYNC_FLUSH
code here:
https://github.com/apache/rocketmq/blob/df1d93fc8859377b92ba87c6947911281656f355/store/src/main/java/org/apache/rocketmq/store/CommitLog.java#L957
POOR PERFORMANCE also
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[GitHub] [rocketmq] francisoliverlee commented on issue #3129: MappedFile May cause message loss
Posted by GitBox <gi...@apache.org>.
francisoliverlee commented on issue #3129:
URL: https://github.com/apache/rocketmq/issues/3129#issuecomment-876468270
i think so some message may lost casuse of power-off. messages can flush to disk synchronily by set
- message property: MessageConst.PROPERTY_WAIT_STORE_MSG_OK to true
- broker config : flushDiskType=FlushDiskType.SYNC_FLUSH
POOR PERFORMANCE also
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