Re: High CPU Usage since 0.6.2

2010-06-04 Thread Gary Dusbabek
Chris, Can you get me a stack dump of one of the busy nodes (kill -3)? Gary On Thu, Jun 3, 2010 at 22:50, Chris Goffinet wrote: > We're seeing this as well. We were testing with a 40+ node cluster on the > latest 0.6 branch from few days ago. > > -Chris > > On Jun 3, 2010, at 9:55 PM, Lu Ming

Re: High CPU Usage since 0.6.2

2010-06-04 Thread Lu Ming
our cassandra cluster is delpoyed in two datacenters. -- From: "Lu Ming" Sent: Friday, June 04, 2010 7:01 PM To: Subject: Re: High CPU Usage since 0.6.2 I do the Thread Dump on each cassandra node, and count the thread with call sta

Re: High CPU Usage since 0.6.2

2010-06-04 Thread Lu Ming
I do the Thread Dump on each cassandra node, and count the thread with call stack string "at org.apache.cassandra.streaming.IncomingStreamReader.read(IncomingStreamReader.java:62)atorg.apache.cassandra.net.IncomingTcpConnection.run(IncomingTcpConnection.jav a:66)" in "thread-xxx" then I find a

Re: High CPU Usage since 0.6.2

2010-06-04 Thread Lu Ming
- From: "Chris Goffinet" Sent: Friday, June 04, 2010 1:50 PM To: Cc: Subject: Re: High CPU Usage since 0.6.2 We're seeing this as well. We were testing with a 40+ node cluster on the latest 0.6 branch from few days ago. -Chris On Jun 3, 2010, at 9:55 PM, Lu Mi

Re: High CPU Usage since 0.6.2

2010-06-03 Thread Chris Goffinet
We're seeing this as well. We were testing with a 40+ node cluster on the latest 0.6 branch from few days ago. -Chris On Jun 3, 2010, at 9:55 PM, Lu Ming wrote: > > I have ten 0.5.1 Cassandra nodes in my cluster, and I update them to > cassandra to 0.6.2 yesterday. > But today I find six cass