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From Dragan Jotanovic <dragan.jotano...@diosphere.com>
Subject Re: Lucene killing JVM
Date Fri, 09 Sep 2011 10:05:11 GMT
Looks like the problem is somewhere in MMapFSDirectory. As soon as I 
switched to NIOFSDirectory, JVM stopped crashing. Maybe MMapFSDirectory 
shouldn't be default FSDirectory on 64bit Linux ater all?

Dragan


On 9/1/2011 11:51 AM, Uwe Schindler wrote:
> Hi,
>
> If the other suggestions for checking RAM don't help, please remove all JVM
> parameters from command line like the special GC configuration:
>
> jvm_args:
> -Djava.util.logging.config.file=/var/lib/tomcat6/conf/logging.properties
> -Djava.awt.headless=true -Xms4000M -Xmx4000M -XX:PermSize=400m
> -XX:MaxPermSize=400m -XX:+UseConcMarkSweepGC -XX:+UseParNewGC
> -XX:+UseConcMarkSweepGC
> -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager
> -Djava.endorsed.dirs=/usr/share/tomcat6/endorsed
> -Dcatalina.base=/var/lib/tomcat6 -Dcatalina.home=/usr/share/tomcat6
> -Djava.io.tmpdir=/tmp/tomcat6-tmp
>
> The first thing I looked at was if you have aggressive optimizations
> enabled, but that's not the case, so you are fine :-)
>
> Uwe
>
> -----
> Uwe Schindler
> H.-H.-Meier-Allee 63, D-28213 Bremen
> http://www.thetaphi.de
> eMail: uwe@thetaphi.de
>
>
>> -----Original Message-----
>> From: Dragan Jotanovic [mailto:dragan.jotanovic@diosphere.com]
>> Sent: Thursday, September 01, 2011 11:13 AM
>> To: java-user@lucene.apache.org
>> Subject: Lucene killing JVM
>>
>> Hi,
>> I recently upgraded to lucene 3.3 (from 3.0.3) and now my JVM keeps
> crashing.
>> I noticed that it happens when I'm closing and reopening my index. It
> doesn't
>> happen every time. Sometimes it works for days and sometimes it crashes
>> several times a day. Usually there is no exception in log files, only that
> JVM dies
>> and error report file is created.
>> Index server is running on Tomcat 6, Ubuntu server 10.04, Sun JVM 1.6.0_26
>> Here's two examples of error report files:
>> http://pastebin.com/wmQy0rw8
>> http://pastebin.com/TYQmyHAP
>>
>> Did anyone else experience something similar? Is this a known bug in
> Lucene or
>> a JVM bug?
>>
>> Dragan
>>
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