I have run into an issue a few times now where a node is not receiving any requests but is using ~50% CPU indefinitely. Looking at GET /_cat/thread_pool?v, I see 1 or more active flush thread. This node seems to have 4 stuck in flush: node_name name active queue rejected node-b f…

Flush threads stuck [ES 6.1.2]

nhat (Nhat Nguyen) January 31, 2018, 2:06pm 3

@loren Could you please provide us a shard-level stats? This can be retrieved via GET /_stats?level=shards. You can post it here or send it to me at nhat.nguyen@elastic.co. Thank you!

Unable to complete Synced Flush on idle index

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