FWIW it looks like this feature has been enabled by default since JDK 6 Update
23:
http://blog.juma.me.uk/2008/10/14/32-bit-or-64-bit-jvm-how-about-a-hybrid/
François
On Mar 15, 2012, at 6:39 AM, Husain, Yavar wrote:
> Thanks a ton.
> ________________________________________
> From: Li Li [fancye...@gmail.com]
> Sent: Thursday, March 15, 2012 12:11 PM
> To: Husain, Yavar
> Cc: solr-user@lucene.apache.org
> Subject: Re: Solr out of memory exception
>
> it seems you are using 64bit jvm(32bit jvm can only allocate about 1.5GB).
> you should enable pointer compression by -XX:+UseCompressedOops
>
> On Thu, Mar 15, 2012 at 1:58 PM, Husain, Yavar
> <yhus...@firstam.com<mailto:yhus...@firstam.com>> wrote:
> Thanks for helping me out.
>
> I have allocated Xms-2.0GB Xmx-2.0GB
>
> However i see Tomcat is still using pretty less memory and not 2.0G
>
> Total Memory on my Windows Machine = 4GB.
>
> With smaller index size it is working perfectly fine. I was thinking of
> increasing the system RAM & tomcat heap space allocated but then how come on
> a different server with exactly same system and solr configuration & memory
> it is working fine?
>
>
> -----Original Message-----
> From: Li Li [mailto:fancye...@gmail.com<mailto:fancye...@gmail.com>]
> Sent: Thursday, March 15, 2012 11:11 AM
> To: solr-user@lucene.apache.org<mailto:solr-user@lucene.apache.org>
> Subject: Re: Solr out of memory exception
>
> how many memory are allocated to JVM?
>
> On Thu, Mar 15, 2012 at 1:27 PM, Husain, Yavar
> <yhus...@firstam.com<mailto:yhus...@firstam.com>> wrote:
>
>> Solr is giving out of memory exception. Full Indexing was completed fine.
>> Later while searching maybe when it tries to load the results in memory it
>> starts giving this exception. Though with the same memory allocated to
>> Tomcat and exactly same solr replica on another server it is working
>> perfectly fine. I am working on 64 bit software's including Java & Tomcat
>> on Windows.
>> Any help would be appreciated.
>>
>> Here are the logs:
>>
>> The server encountered an internal error (Severe errors in solr
>> configuration. Check your log files for more detailed information on what
>> may be wrong. If you want solr to continue after configuration errors,
>> change: <abortOnConfigurationError>false</abortOnConfigurationError> in
>> null -------------------------------------------------------------
>> java.lang.RuntimeException: java.lang.OutOfMemoryError: Java heap space at
>> org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:1068) at
>> org.apache.solr.core.SolrCore.<init>(SolrCore.java:579) at
>> org.apache.solr.core.CoreContainer$Initializer.initialize(CoreContainer.java:137)
>> at
>> org.apache.solr.servlet.SolrDispatchFilter.init(SolrDispatchFilter.java:83)
>> at
>> org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:295)
>> at
>> org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:422)
>> at
>> org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:115)
>> at
>> org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4072)
>> at
>> org.apache.catalina.core.StandardContext.start(StandardContext.java:4726)
>> at
>> org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:799)
>> at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:779)
>> at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:601) at
>> org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:943) at
>> org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:778) at
>> org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:504) at
>> org.apache.catalina.startup.HostConfig.start(HostConfig.java:1317) at
>> org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:324)
>> at
>> org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:142)
>> at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1065) at
>> org.apache.catalina.core.StandardHost.start(StandardHost.java:840) at
>> org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057) at
>> org.apache.catalina.core.StandardEngine.start(StandardEngine.java:463) at
>> org.apache.catalina.core.StandardService.start(StandardService.java:525) at
>> org.apache.catalina.core.StandardServer.start(StandardServer.java:754) at
>> org.apache.catalina.startup.Catalina.start(Catalina.java:595) at
>> sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at
>> sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at
>> java.lang.reflect.Method.invoke(Unknown Source) at
>> org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289) at
>> org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414) Caused by:
>> java.lang.OutOfMemoryError: Java heap space at
>> org.apache.lucene.index.SegmentTermEnum.termInfo(SegmentTermEnum.java:180)
>> at org.apache.lucene.index.TermInfosReader.<init>(TermInfosReader.java:91)
>> at
>> org.apache.lucene.index.SegmentReader$CoreReaders.<init>(SegmentReader.java:122)
>> at org.apache.lucene.index.SegmentReader.get(SegmentReader.java:652) at
>> org.apache.lucene.index.SegmentReader.get(SegmentReader.java:613) at
>> org.apache.lucene.index.DirectoryReader.<init>(DirectoryReader.java:104) at
>> org.apache.lucene.index.ReadOnlyDirectoryReader.<init>(ReadOnlyDirectoryReader.java:27)
>> at
>> org.apache.lucene.index.DirectoryReader$1.doBody(DirectoryReader.java:74)
>> at
>> org.apache.lucene.index.SegmentInfos$FindSegmentsFile.run(SegmentInfos.java:683)
>> at org.apache.lucene.index.DirectoryReader.open(DirectoryReader.java:69) at
>> org.apache.lucene.index.IndexReader.open(IndexReader.java:476) at
>> org.apache.lucene.index.IndexReader.open(IndexReader.java:403) at
>> org.apache.solr.core.StandardIndexReaderFactory.newReader(StandardIndexReaderFactory.java:38)
>> at org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:1057) at
>> org.apache.solr.core.SolrCore.<init>(SolrCore.java:579) at
>> org.apache.solr.core.CoreContainer$Initializer.initialize(CoreContainer.java:137)
>> at
>> org.apache.solr.servlet.SolrDispatchFilter.init(SolrDispatchFilter.java:83)
>> at
>> org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:295)
>> at
>> org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:422)
>> at
>> org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:115)
>> at
>> org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4072)
>> at
>> org.apache.catalina.core.StandardContext.start(StandardContext.java:4726)
>> at
>> org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:799)
>> at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:779)
>> at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:601) at
>> org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:943) at
>> org.apache.catalina.startup.HostConfig.deployWARs(HostConfig.java:778) at
>> org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:504) at
>> org.apache.catalina.startup.HostConfig.start(HostConfig.java:1317) at
>> org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:324)
>> at
>> org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:142)
>> at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1065) )
>> that prevented it from fulfilling this request.
>> </PRE>
>> <BR>
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>> FAFLD<BR>
>> <PRE>
>>
>
