Re: Huge ReadStage Pending tasks during startup

2015-11-30 Thread Robert Coli
On Fri, Nov 27, 2015 at 2:52 AM, Vasiliy I Ozerov wrote: > We have some strange troubles with cassandra startup. Cluster consists of > 4 nodes. 32 Gb RAM per node, each node has about 30Gb of data, 8 CPU. > > So, just after start it has 2753202 pending readstage tasks. And it takes > about 11 hou

Huge ReadStage Pending tasks during startup

2015-11-27 Thread Vasiliy I Ozerov
Hello! We have some strange troubles with cassandra startup. Cluster consists of 4 nodes. 32 Gb RAM per node, each node has about 30Gb of data, 8 CPU. root@vega010:~# nodetool version ReleaseVersion: 2.2.1 So, before stop (using disablethrift, drain): nodetool tpstats: Read Stage 0 0 3093579 0