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  1. ActiveMQ
  2. AMQ-5603

Consider preallocation of journal files in batch increments

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      Right now (as of ActiveMQ 5.12 release) we preallocate journal files, but the only scope is for entire journal file. The [potential] issue with that is if user configures large journal file sizes, we can end up stalling writes during log rotation because of the allocation process. There are two ways to do the allocation, configurable to do it in userspace, or defer to kernel space, but nevertheless it would be good to avoid this issue altogether by preallocating in small batch sizes regardless of the journal max file size.

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              • Assignee:
                gtully Gary Tully
                Reporter:
                ceposta Christian Posta
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