ElasticSearch Cache Usage

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 […]

Extending Hadoop Metrics

Here at Sematext we really like performance metrics and we like HBase.  We like them so much we’ve created a service for HBase Performance Monitoring (and for Solr, too).  In the process we’ve done some experiments with Hadoop and HBase […]