GitHub user lhotari added a comment to the discussion: [Bug] Severe performance degradation due to file read hang with single-core max-out
> When I split the snapshot and ledgers directories of the bookie from one into > four, a problem arises during stress tests with 500KB large messages: file > reading gets stuck, resulting in extremely low performance. At this time, IO, > network, and overall CPU utilization are all low, but a single CPU core > becomes fully saturated. Thread stack analysis shows that the process is > blocked in the file reading phase. There are multiple ways to tune Pulsar and BookKeeper. I don't think that it makes sense that you report this as a bug. I'll convert this to a discussion instead. GitHub link: https://github.com/apache/pulsar/discussions/25057#discussioncomment-15218033 ---- This is an automatically sent email for [email protected]. To unsubscribe, please send an email to: [email protected]
