That error has nothing to do with Solr - it looks as though you are trying to start the JVM with a heap size that is too big for the available physical memory.
-Simon On Fri, Sep 2, 2011 at 2:15 AM, Rohit <ro...@in-rev.com> wrote: > Hi All, > > > > I am using Solr 3.0 and have 4 cores build into it with the following > statistics, > > > > Core1 : numDocs : 69402640 maxDoc : 69404745 > > Core2 : numDocs : 5669231 maxDoc : 5808496 > > Core3 : numDocs : 6654951 maxDoc : 6654954 > > Core4: numDocs : 138872 maxDoc : 185723 > > > > The number of updates are very high into 2 of the cores, solr is running in > tomcat with the following JAVA_OPTS values "-Xms2g -Xmx16g > -XX:MaxPermSize=3072m -D64" . > > > > When Solr hangs and I try to restart it I am getting the following error, > which does indicate that it's a memory problem, but how can overcome the > problem of hanging. > > > > Error occurred during initialization of VM > Could not reserve enough space for object heap > > > > > > Regards, > > Rohit > > Mobile: +91-9901768202 > > About Me: <http://about.me/rohitg> http://about.me/rohitg > > > >