unloading a solr core doesn't free any memory

2014-11-17 Thread Ofer Fort
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Re: unloading a solr core doesn't free any memory

2010-02-09 Thread Tim Terlegård
I don't use any garbage collection parameters. /Tim 2010/2/8 Simon Rosenthal simon_rosent...@yahoo.com: What Garbage Collection parameters is the JVM using ?   the memory will not always be freed immediately after an event like unloading a core or starting a new searcher. 2010/2/8 Tim

Re: unloading a solr core doesn't free any memory

2010-02-09 Thread Tim Terlegård
If I unload the core and then click Perform GC in jconsole nothing happens. The 8 GB RAM is still used. If I load the core again and then run the query with the sort fields, then jconsole shows that the memory usage immediately drops to 1 GB and then rises to 8 GB again as it caches the stuff.

Re: unloading a solr core doesn't free any memory

2010-02-09 Thread Jason Rutherglen
Tim, The GC just automagically works right? :) There's been issues around thread local in Lucene. The main code for core management is CoreContainer, which I believe is fairly easy to digest. If there's an issue you may find it there. Jason 2010/2/9 Tim Terlegård tim.terleg...@gmail.com:

unloading a solr core doesn't free any memory

2010-02-08 Thread Tim Terlegård
To me it doesn't look like unloading a Solr Core frees the memory that the core has used. Is this how it should be? I have a big index with 50 million documents. After loading a core it takes 300 MB RAM. After a query with a couple of sort fields Solr takes about 8 GB RAM. Then I unload

Re: unloading a solr core doesn't free any memory

2010-02-08 Thread Simon Rosenthal
What Garbage Collection parameters is the JVM using ? the memory will not always be freed immediately after an event like unloading a core or starting a new searcher. 2010/2/8 Tim Terlegård tim.terleg...@gmail.com To me it doesn't look like unloading a Solr Core frees the memory that the

Re: unloading a solr core doesn't free any memory

2010-02-08 Thread Lance Norskog
The 'jconsole' program lets you monitor GC operation in real-time. http://java.sun.com/developer/technicalArticles/J2SE/jconsole.html On Mon, Feb 8, 2010 at 8:44 AM, Simon Rosenthal simon_rosent...@yahoo.com wrote: What Garbage Collection parameters is the JVM using ?   the memory will not