ElasticSearch Cache Usage

Reblogged from Sematext Blog:

We've been doing a ton of work with ElasticSearch. Not long ago, we had a few situations where ElasticSearch would "eat" all the JVM heap memory we give it.  It was so hungry, we could not feed it enough memory to keep it happy.  It was insatiable.  After some troubleshooting and looking at SPM for ElasticSearch (btw. we released a new version of the SPM agent earlier this week, so if you don't have it, go grab…

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