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From Mikhail Khludnev <mkhlud...@griddynamics.com>
Subject RE: Solr Not releasing memory
Date Mon, 03 Sep 2012 23:46:00 GMT
Rohit,

Why do you think it should free it during idle time? Let us what numbers
you are actually watching. Check this it can be intetesting
blog.thetaphi.de/2012/07/use-lucenes-mmapdirectory-on-64bit.html
04.09.2012 0:45 пользователь "Markus Jelsma" <markus.jelsma@openindex.io>
написал:

> You've got more than 45GB of physical RAM in your machine? I assume it's
> actually virtual memory you're seeing, which is not a problem, even on
> Windows. It's not uncommon for resident memory to be higher than the
> allocated heap space and it's normal to have a high virtual memory address
> space if you have a large index.
>
> -----Original message-----
> > From:Rohit <rohit@simplify360.com>
> > Sent: Tue 04-Sep-2012 00:33
> > To: solr-user@lucene.apache.org
> > Subject: RE: Solr Not releasing memory
> >
> > I am taking of Physical memory here, we start at -Xms of 2gb but very
> soon it goes high as 45Gb. The memory never comes down even when a single
> user is not using the system.
> >
> > Regards,
> > Rohit
> >
> >
> > -----Original Message-----
> > From: Markus Jelsma [mailto:markus.jelsma@openindex.io]
> > Sent: 03 September 2012 14:58
> > To: solr-user@lucene.apache.org
> > Subject: RE: Solr Not releasing memory
> >
> > It would be helpful yo know which memory isn't being released. Is it
> virtual or physical or shared memory? Is it the heap space?
> >
> >
> > -----Original message-----
> > > From:Mikhail Khludnev <mkhludnev@griddynamics.com>
> > > Sent: Mon 03-Sep-2012 16:52
> > > To: solr-user@lucene.apache.org
> > > Subject: RE: Solr Not releasing memory
> > >
> > > Rohit,
> > > Which collector do you use? Releasing physical ram is possible with
> > > compacting collectors like serial, parallel and maybe g1 and not
> > > possible with cms. The more important thing that releasing is really
> > > suspicious and even odd requrement. Please provide more details about
> > > your jvm and overall challenge.
> > > 03.09.2012 15:03 пользователь "Rohit" <rohit@simplify360.com>
написал:
> > > >
> > > > I am currently using StandardDirectoryFactory, would switching
> > > > directory
> > > factory have any impact on the indexes?
> > > >
> > > > Regards,
> > > > Rohit
> > > >
> > > >
> > > > -----Original Message-----
> > > > From: Claudio Ranieri [mailto:claudio.ranieri@estadao.com]
> > > > Sent: 03 September 2012 10:03
> > > > To: solr-user@lucene.apache.org
> > > > Subject: RES: Solr Not releasing memory
> > > >
> > > > Are you using MMapDirectoryFactory?
> > > > I had swap problem in linux to a big index when I used
> > > MMapDirectoryFactory.
> > > > You can to try use solr.NIOFSDirectoryFactory.
> > > >
> > > >
> > > > -----Mensagem original-----
> > > > De: Lance Norskog [mailto:goksron@gmail.com] Enviada em: domingo, 2
> > > > de
> > > setembro de 2012 22:00
> > > > Para: solr-user@lucene.apache.org
> > > > Assunto: Re: Solr Not releasing memory
> > > >
> > > > 1) I believe Java 1.7 release memory back to the OS.
> > > > 2) All of the Javas I've used on Windows do this.
> > > >
> > > > Is the physical memory use a problem? Does it push out all other
> programs?
> > > >
> > > > Or is it just that the Java process appears larger? This explains
> > > > the
> > > latter:
> > > > http://blog.thetaphi.de/2012/07/use-lucenes-mmapdirectory-on-64bit.h
> > > > tml
> > > >
> > > > ----- Original Message -----
> > > > | From: "Rohit" <rohit@simplify360.com>
> > > > | To: solr-user@lucene.apache.org
> > > > | Sent: Sunday, September 2, 2012 1:22:14 AM
> > > > | Subject: Solr Not releasing memory
> > > > |
> > > > | Hi,
> > > > |
> > > > |
> > > > |
> > > > | We are running solr3.5 using tomcal 6.26  on a Windows Enterprise
> > > > | RC2 server, our index size if pretty large.
> > > > |
> > > > |
> > > > |
> > > > | We have noticed that once tomcat starts using/reserving ram it
> > > > | never releases them, even when there is not a single user on the
> > > > | system.  I have tried forced garbage collection, but that doesn't
> > > > | seem to help either.
> > > > |
> > > > |
> > > > |
> > > > | Regards,
> > > > |
> > > > | Rohit
> > > > |
> > > > |
> > > > |
> > > > |
> > > >
> > > >
> > >
> >
> >
> >
>

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