Re: Unexplainable spikes of requests latency

2018-12-12 Thread Nitan Kainth
DigestMismatchExceptions --> could be due to data out of sync.Are you running repairs? On Wed, Dec 12, 2018 at 11:39 AM Виталий Савкин wrote: > Hi everyone! > > Few times a day I see spikes of requests latencies on my cassandra > clients. Usually 99thPercentile is below 100ms but that times

Cassandra lucene secondary indexes

2018-12-12 Thread Brian Spindler
Hi all, we recently started using the cassandra-lucene secondary index support that Instaclustr recently assumed ownership of, thank you btw! We are experiencing a strange issue where adding/removing nodes fails and the joining node is left hung with a compaction "Secondary index build" and it

Unexplainable spikes of requests latency

2018-12-12 Thread Виталий Савкин
Hi everyone! Few times a day I see spikes of requests latencies on my cassandra clients. Usually 99thPercentile is below 100ms but that times it grows above 1 second. Type of request doesn't matter: different services are affected and I found that three absolutely identical requests (to the same

Re: Cassandra single unreachable node causing total cluster outage

2018-12-12 Thread cclive1601你
Hi can you put some java stack ? Agrawal, Pratik 于2018年12月11日周二 下午10:26写道: > Hello all, > > > > I’ve been doing more analysis and I’ve few questions: > > > >1. We observed that most of the requests are blocked on NTR queue. I >increased the queue size from 128 (default) to 1024 and this