Thank you so much Ryuuichi, I was completelly stuck with this problem! Ryuuichi KUMAI wrote: > > Hello Marc, > > I faced the similar problem, and I found a workaround. > If the performance degradation in your application is caused by GC, > this information might help you: > > https://issues.apache.org/jira/browse/SOLR-1042 > > Regards, > Ryuuichi Kumai. > > 2009/2/21 Marc Sturlese <marc.sturl...@gmail.com>: >> >> I am working with 3 index of 1 gig each. I am using the standard setting >> of >> the GC, haven't changed anything and using java version "1.6.0_07". >> I don't know so much about GV configuration... just read this >> >> http://marcus.net/blog/2007/11/10/solr-search-and-java-gc-tuning/ >> >> when a month ago I exeprienced another problem with Solr (at the end it >> was >> not GV's fault). So, any advice about wich GC should I try or what should >> I >> tune? >> >> Thank you very much! >> >> >> >> Shalin Shekhar Mangar wrote: >>> >>> On Fri, Feb 20, 2009 at 11:23 PM, Marc Sturlese >>> <marc.sturl...@gmail.com>wrote: >>> >>>> >>>> Yes, >>>> Now it's almost tree days non-stop since I am running updates with the >>>> 3 >>>> cores with cron jobs. If there are updates of 10000 docs everything is >>>> alrite. When I start doing updates of 300000 is when that core runs >>>> really >>>> slow. I have to abort the import in that core and keep updating with >>>> less >>>> rows each time. >>>> Another thing to point is that tomcat reaches the maximum memory I >>>> allow >>>> (2Gig) and never goes down (but at least it doesn't run out of memory). >>>> Is >>>> that normal? Shouldn't the memory go down a lot after an update is >>>> completed? >>>> >>> >>> I guess you are being hit by garbage collection. Memory utilization >>> should >>> go down once an import completes. Which GC are you using? There have >>> been >>> a >>> few recent threads on GC settings. Perhaps you can try out a few of >>> those >>> settings. I don't know how big your documents/index are but if possible >>> give >>> it more memory. >>> >>> -- >>> Regards, >>> Shalin Shekhar Mangar. >>> >>> >> >> -- >> View this message in context: >> http://www.nabble.com/concurrency-problem-with-delta-import-%28indexing-various-cores-simultaniously%29-tp22120430p22125716.html >> Sent from the Solr - User mailing list archive at Nabble.com. >> >> > >
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