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From Toke Eskildsen>
Subject Re: High Cpu sys usage
Date Tue, 29 Mar 2016 14:31:46 GMT
On Tue, 2016-03-29 at 20:12 +0800, YouPeng Yang wrote:
>   Our system still goes down as times going.We found lots of threads are
> WAITING.Here is the threaddump that I copy from the web page.And 4 pictures
> for it.
>   Is there any relationship with my problem?

That is a lot of commitScheduler-threads. Do you have hundreds of
collections in your cloud?

Try grepping for "Overlapping onDeckSearchers" in your solr.logs to see
if you got caught in a downwards spiral of concurrent commits.

- Toke Eskildsen, State and University Library, Denmark

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