HI, How do i get the info on the current setting of MaxPermSize?
Regards Sujahta On 2/27/09, Alexander Ramos Jardim <alexander.ramos.jar...@gmail.com> wrote: > > Another simple solution for your requirement is to use multicore. This way > you will have only one Solr webapp loaded with as many indexes as you need. > > See more at http://wiki.apache.org/solr/MultiCore > > 2009/2/25 Michael Della Bitta <mdellabi...@gmail.com> > > > Unfortunately, I think the way this works is the container creates a > > Classloader for each context and loads the contents of the .war into > > that, regardless of whether each context references the same .war > > file. All those classes are stored in permanent generation space, and > > I'm fairly sure if you restart a context individually with the manager > > application, a new ClassLoader for the context is created and the > > permanent generation space the old one was consuming is simply leaked. > > > > Something that is crazy enough to work might be to unpack the Solr > > .war and move all the .jar files and class files that don't contain > > servlet API classes to .jars in $TOMCAT_HOME/lib, and then repack the > > .war without these files. These would then be loaded by the common > > classloader once per container, instead of once per context. You can > > read more about this classloader business here: > > http://tomcat.apache.org/tomcat-6.0-doc/class-loader-howto.html (might > > need a different URL depending on the version of Tomcat you're > > running). > > > > Michael > > > > On Wed, Feb 25, 2009 at 11:42 AM, revas <revas...@gmail.com> wrote: > > > thanks will try that .I also have the war file for each solr instance > in > > the > > > home directory of the instance ,would that be the problem ? > > > > > > if i were to have common war file for n instances ,would there be any > > issue? > > > > > > regards > > > revas > > > > > > On 2/25/09, Michael Della Bitta <mdellabi...@gmail.com> wrote: > > >> > > >> It's possible I don't know enough about Solr's internals and there's a > > >> better solution than this, and it's surprising me that you're running > > >> out of PermGen space before you're running out of heap, but maybe > > >> you've already increased the general heap size without tweaking > > >> PermGen, and loading all the classes involved in loading 20 contexts > > >> is putting you over. In any case, you might try adding the following > > >> option to CATALINA_OPTS: -XX:MaxPermSize=256m. If you don't know where > > >> to put something like that, you might try adding the following line to > > >> $TOMCAT_HOME/bin/startup.sh: > > >> > > >> export CATALINA_OPTS="-XX:MaxPermSize=256m ${CATALINA_OPTS}" > > >> > > >> If that value (256) doesn't alleviate the problem, you might try > > increasing > > >> it. > > >> > > >> Hope that helps, > > >> > > >> Michael Della Bitta > > >> > > >> > > >> On Wed, Feb 25, 2009 at 3:08 AM, revas <revas...@gmail.com> wrote: > > >> > Hi > > >> > > > >> > I am sure this question has been repeated many times over and there > > has > > >> been > > >> > several generic answers ,but i am looking for specific answers. > > >> > > > >> > I have a single server whose configuration i give below,this being > the > > >> only > > >> > server we have at present ,the requirement is everytime we create a > > new > > >> > website ,we create two instances for the same one for content search > > and > > >> one > > >> > for product search ,both have faceting requirements. > > >> > > > >> > there are about 25 fields for product schema and abt 20 for content > > >> schema > > >> > ,we do not store the content in the server ,the content is only > > indexed. > > >> > > > >> > Assuming that we currently have 10 websites ,which means we have 20 > > >> webapps > > >> > running on this server each having about 1000 documents and size of > > the > > >> > index is approximately 50mb currently .The index size of each is > > expected > > >> to > > >> > grow continlously as more products are added. > > >> > > > >> > > > >> > We recenlty got the followng error on creation of a new webapp ? > > >> > SEVERE: Caught exception (java.lang.OutOfMemoryError: PermGen > > space) > > >> > executing > > org.apache.tomcat.util.net.leaderfollowerworkerthr...@1c2534f, > > >> > terminating thread > > >> > Feb 24, 2009 6:22:16 AM > > >> > org.apache.tomcat.util.threads.ThreadPool$ControlRunnable run > > >> > SEVERE: Caught exception (java.lang.OutOfMemoryError: PermGen space) > > >> > executing > > org.apache.tomcat.util.net.leaderfollowerworkerthr...@1c2534f, > > >> > terminating thread > > >> > Sent at 12:32 PM on Wednesday > > >> > > > >> > What would this mean?Given the above,How many such webapps can we > > have > > >> > on this server? > > >> > > > >> > *Server config* > > >> > > > >> > OS: Red Hat Enterprise Linux ES 4 - 64 Bit > > >> > # Processor: Dual AMD Opteron Dual Core 270 2.0 GHz > > >> > # 4GB DDR RAM > > >> > # Hard Drive: 73GB SCSI > > >> > # Hard Drive: 73GB SCSI > > >> > > > >> > thanks > > >> > > > >> > > > > > > > > > -- > Alexander Ramos Jardim >
