Re: [Dspace-tech] DSpace memory

2013-01-31 Thread KNOWLES Claire
January 2013 10:09 To: Ivan Masár Cc: dspace-tech Subject: Re: [Dspace-tech] DSpace memory Thx Ivan. Anybody else got tool suggestions? On 25 January 2013 12:04, helix84 heli...@centrum.skmailto:heli...@centrum.sk wrote: On Fri, Jan 25, 2013 at 10:41 AM, Hilton Gibson hilton.gib

Re: [Dspace-tech] DSpace memory

2013-01-31 Thread Hilton Gibson
[mailto:hilton.gib...@gmail.com] *Sent:* 25 January 2013 10:09 *To:* Ivan Masár *Cc:* dspace-tech *Subject:* Re: [Dspace-tech] DSpace memory ** ** Thx Ivan. Anybody else got tool suggestions? ** ** On 25 January 2013 12:04, helix84 heli...@centrum.sk wrote: On Fri, Jan 25, 2013

Re: [Dspace-tech] DSpace memory

2013-01-31 Thread helix84
On Thu, Jan 31, 2013 at 10:46 AM, Hilton Gibson hilton.gib...@gmail.com wrote: I tried to get JMX working with Tomcat6 on Ubuntu 10.04. No luck sorry - otherwise I would have some data. This would enable me to use jconsole or visualvm remotely - but no luck so far - sorry. Alternatively, it's

Re: [Dspace-tech] DSpace memory

2013-01-31 Thread Hilton Gibson
I would also need some X libs on the server. I have done this before and it just pollutes the server with GUI libraries. Having JMX enabled would allow me to authorise others who do not use the X server to access the data. Cheers hg PS: Anybody who is willing to go the X and SSh route are

Re: [Dspace-tech] DSpace memory

2013-01-31 Thread helix84
Is this the JMX problem you're encountering? https://blogs.oracle.com/reichart/entry/jmx_unter_debian (sorry for the German, use Google Translate if you need) Regards, ~~helix84 Compulsory reading: DSpace Mailing List Etiquette https://wiki.duraspace.org/display/DSPACE/Mailing+List+Etiquette

Re: [Dspace-tech] DSpace memory

2013-01-31 Thread Fernando Hidalgo
Masár *Cc:* dspace-tech *Subject:* Re: [Dspace-tech] DSpace memory Thx Ivan. Anybody else got tool suggestions? On 25 January 2013 12:04, helix84 heli...@centrum.sk mailto:heli...@centrum.sk wrote: On Fri, Jan 25, 2013 at 10:41 AM, Hilton Gibson hilton.gib...@gmail.com mailto:hilton.gib

Re: [Dspace-tech] DSpace memory

2013-01-31 Thread Hilton Gibson
to know if you have any indication of where it is. ** ** Claire ** ** *From:* Hilton Gibson [mailto:hilton.gib...@gmail.comhilton.gib...@gmail.com] *Sent:* 25 January 2013 10:09 *To:* Ivan Masár *Cc:* dspace-tech *Subject:* Re: [Dspace-tech] DSpace memory ** ** Thx Ivan

Re: [Dspace-tech] DSpace memory

2013-01-31 Thread Fernando Hidalgo
*Cc:* dspace-tech *Subject:* Re: [Dspace-tech] DSpace memory Thx Ivan. Anybody else got tool suggestions? On 25 January 2013 12:04, helix84 heli...@centrum.sk mailto:heli...@centrum.sk wrote: On Fri, Jan 25, 2013 at 10:41 AM, Hilton Gibson hilton.gib...@gmail.com

Re: [Dspace-tech] DSpace memory

2013-01-25 Thread helix84
On Fri, Jan 25, 2013 at 10:41 AM, Hilton Gibson hilton.gib...@gmail.com wrote: Since upgrading to DSpace 1.8.2 in Dec/Jan the memory is climbing radically. Does anybody else experience this. What can cause it? I don't know, if I knew I would have reported it as a bug :) But here's how I would

Re: [Dspace-tech] DSpace memory

2013-01-25 Thread Hilton Gibson
Thx Ivan. Anybody else got tool suggestions? On 25 January 2013 12:04, helix84 heli...@centrum.sk wrote: On Fri, Jan 25, 2013 at 10:41 AM, Hilton Gibson hilton.gib...@gmail.com wrote: Since upgrading to DSpace 1.8.2 in Dec/Jan the memory is climbing radically. Does anybody else

Re: [Dspace-tech] DSpace memory

2013-01-25 Thread helix84
I just tried VisualVM (the screenshot I linked) and it is extremely easy to use. But I'm not sure anymore that it will help because if I filter the heap for class names containing dspace (this includes the package name), all those classes are small ( 0.1 % size). The classes taking up most memory

Re: [Dspace-tech] DSpace memory issue

2012-02-23 Thread Lewatle Phaladi
District Computer Technician [mailto:matt.he...@owensboro.kyschools.us] Sent: 09 February 2012 05:53 PM To: Alexandre Magaz Graça; Gabriel Dina Cc: DSpace-tech@lists.sourceforge.net Subject: Re: [Dspace-tech] DSpace memory issue I have had this exact problem while running on windows. After

Re: [Dspace-tech] DSpace memory issue

2012-02-09 Thread Mark H. Wood
My experience has been that, when Tomcat freezes and has to be killed, it's run out of PermGen, which is a different pool than the main heap. Indeed, tuning up PermGen accounts for most of the time I've spent making Tomcat run well. -- Mark H. Wood, Lead System Programmer mw...@iupui.edu

Re: [Dspace-tech] DSpace memory issue

2012-02-09 Thread Alexandre Magaz Graça
Al 09/02/12 13:37, En/na Gabriel Dina ha escrit: Dear all, We found in our DSpace installation (XMLUI) that JAVA uses a lot of memory for just a few items added in DSpace. Also, from time to time DSpace freeze the tomcat process and we have to kill it. Do you have some suggestions about

Re: [Dspace-tech] DSpace memory issue

2012-02-09 Thread Henry, Matt - OPS District Computer Technician
I have had this exact problem while running on windows. After switching to linux I ran into it again and fixed it with the following command: Export CATALINA_OPTS=-Xms1025m -Xmx1024m -XX:MaxPermSize=512m Honestly, I do not know what Xms and Xmx really stand for or what their purpose is. My

Re: [Dspace-tech] DSpace memory issue

2012-02-09 Thread Tim Donohue
All, To Matt's point, we have a few performance tuning recommendations posted up in the Wiki Docs at: https://wiki.duraspace.org/display/DSDOC18/Performance+Tuning+DSpace This page provides hints on how give DSpace more memory to work with if you keep encountering out-of-memory issues.

Re: [Dspace-tech] DSpace memory issue

2012-02-09 Thread Tom De Mulder
On Thu, 9 Feb 2012, Gabriel Dina wrote: We found in our DSpace installation (XMLUI) that JAVA uses a lot of memory for just a few items added in DSpace. Even in the JSPUI there are memory leaks. We have a nightly cronjob which restarts Tomcat to address the issue, even though we fixed

Re: [Dspace-tech] DSpace memory issue

2012-02-09 Thread Gabriel Dina
-Original Message- From: Tim Donohue [mailto:tdono...@duraspace.org] Sent: Thursday, February 09, 2012 5:59 PM To: Henry, Matt - OPS District Computer Technician Cc: Alexandre Magaz Graça; Gabriel Dina; DSpace-tech@lists.sourceforge.net Subject: Re: [Dspace-tech] DSpace memory issue All, To Matt's