Re: solr cloud going down repeatedly

2014-08-25 Thread Shawn Heisey
On 8/25/2014 4:23 AM, Jakov Sosic wrote: > we ended up using cron to restart Tomcats every 7 days, each solr node > per day... that way we avoid GC pauses. > > Until we figure things out in our dev environment and test GC > optimizations, we will keep it this way. If it's only doing a long GC paus

Re: solr cloud going down repeatedly

2014-08-25 Thread Jakov Sosic
On 08/19/2014 04:58 PM, Shawn Heisey wrote: On 8/19/2014 3:12 AM, Jakov Sosic wrote: Thank you for your comment. How did you test these settings? I mean, that's a lot of tuning and I would like to set up some test environment to be certain this is what I want... I included a section on tools

Re: solr cloud going down repeatedly

2014-08-19 Thread Shawn Heisey
On 8/19/2014 3:12 AM, Jakov Sosic wrote: > Thank you for your comment. > > How did you test these settings? I mean, that's a lot of tuning and I > would like to set up some test environment to be certain this is what > I want... I included a section on tools when I wrote this page: http://wiki.ap

Re: solr cloud going down repeatedly

2014-08-19 Thread Jakov Sosic
On 08/18/2014 08:38 PM, Shawn Heisey wrote: With an 8GB heap and "UseConcMarkSweepGC" as your only GC tuning, I can pretty much guarantee that you'll see occasional GC pauses of 10-15 seconds, because I saw exactly that happening with my own setup. This is what I use now: http://wiki.apache.or

Re: solr cloud going down repeatedly

2014-08-18 Thread Shawn Heisey
On 8/18/2014 11:30 AM, Jakov Sosic wrote: > My impression is that garbage collector is at fault here. > > This is the cmdline of tomcat: > > /usr/lib/jvm/java-7-openjdk-amd64/bin/java > -Djava.util.logging.config.file=/var/lib/tomcat7/conf/logging.properties > -Djava.awt.headless=true -Xmx8192m -XX