> We did indeed have a problem with our GC settings. The survivor ratio was
> too low. After changing that things are better but we are still seeing GC
> that takes 5-10 seconds, which is enough for the node to drop out of the
> cluster briefly.
This still indicates full GC:s. What is your write
it.
>>>
>>> Thanks, Eric
>>> --
>>
>>
>
> We wanted to start with a small number of nodes to test things out before
> going big. Is there some reason that a small cluster would cause more
> problems in this regard. The actual request load is
all number of nodes to test things out before
going big. Is there some reason that a small cluster would cause more
problems in this regard. The actual request load is actually pretty light
for the cluster.
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n failed" strings.
>
We did indeed have a problem with our GC settings. The survivor ratio was
too low. After changing that things are better but we are still seeing GC
that takes 5-10 seconds, which is enough for the node to drop out of the
cluster briefly.
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ggestions for
> how to deal with it.
>
> Thanks, Eric
> --
> View this message in context:
> http://cassandra-user-incubator-apache-org.3065146.n2.nabble.com/Nodes-dropping-out-of-cluster-due-to-GC-tp5128481p5128481.html
> Sent from the cassandra-u...@incubator.apache.org mailing list archive at
> Nabble.com.
>
>
> Has anyone experienced this sort of problem? It would be great to hear from
> anyone who has had experience with this sort of issue and/or suggestions for
> how to deal with it.
>
> Thanks, Eric
Yes, i did. Symptoms you described point to concurrent GC FAILURE. During this
failure concurr
nyone experienced this sort of problem? It would be great to hear from
anyone who has had experience with this sort of issue and/or suggestions for
how to deal with it.
Thanks, Eric
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