[Casper] Java freezing up JSS - Which version of JSS

Mon Jun 1 05:49:26 PDT 2009

On the issue of Java crashing, has anyone upgraded to the lasted Java
release 7 for 10.4 Server and had any problems or improvements?

Ben.

On 2/04/09 7:44 AM, "Criss Myers" <cmyers at uclan.ac.uk> wrote:

> Ah well I have 32gb of ram but about 10 startup items
> 
> On 1 Apr 2009, at 21:39, Ben W Young <ben.w.young at det.nsw.edu.au> wrote:
> 
>> At once stage I had 10 policies running on startup for about 300+ computers
>> at all at the same time on a server with 1GB RAM.
>> 
>> 
>> On 31/03/09 6:52 PM, "Criss Myers" <cmyers at uclan.ac.uk
>> <mailto:cmyers at uclan.ac.uk> > wrote:
>> 
>>> How many startup policies do u have?
>>> 
>>> 
>>> On 31 Mar 2009, at 05:49, Ben W Young <ben.w.young at det.nsw.edu.au
>>> <mailto:ben.w.young at det.nsw.edu.au> > wrote:
>>> 
>>>> We have this issue as well and have found that we are hitting the JSS to
>>>> hard with Policies that run at startup.  I have made some changes to the
>>>> JSS as recommended below and will advise on the outcome.
>>>> 
>>>> Regards,
>>>> 
>>>> Ben W Young
>>>> Technology Services Administrator
>>>> 
>>>> 
>>>> 
>>>> 
>>>> On 27/03/09 3:06 AM, "Dorey, Dustin" <Dustin.Dorey at district196.org
>>>> <mailto:Dustin.Dorey at district196.org>  <mailto:Dustin.Dorey at district196.org
>>>> <mailto:Dustin.Dorey at district196.org> > > wrote:
>>>> 
>>>>> Well that was my thought at first too, except when it just happened
>>>>> yesterday, and we are on spring break.   Most of our client machines are
>>>>> off.   
>>>>> That being said we have only one scheduled task scoped to all of our
>>>>> computers and randomized by 45 minutes with just under 5k clients.
>>>>> We set that one up on our roll out and I haven¹t messed with it since.
>>>>> Just seems weird that it would still hang due to that even though most of
>>>>> the clients are off and not reporting in anyway.
>>>>>  
>>>>> I¹ll try increasing the packet size again, not sure that I can change the
>>>>> everyhour bit though since I don¹t want to set it to report only one day a
>>>>> week or something.   And there are not any options in scheduled tasks to
>>>>> do like every 3 hours and randomize by 2 hours or something.
>>>>>  
>>>>> Thanks for the tips,
>>>>> -Dusty-
>>>>>  
>>>>> 
>>>>> From: casper-bounces at list.jamfsoftware.com
>>>>> <mailto:casper-bounces at list.jamfsoftware.com>
>>>>> <mailto:casper-bounces at list.jamfsoftware.com
>>>>> <mailto:casper-bounces at list.jamfsoftware.com> >
>>>>> [mailto:casper-bounces at list.jamfsoftware.com
>>>>> <mailto:casper-bounces at list.jamfsoftware.com>
>>>>> <mailto:casper-bounces at list.jamfsoftware.com
>>>>> <mailto:casper-bounces at list.jamfsoftware.com> > ] On Behalf Of Ernst,
>>>>> Craig S.
>>>>> Sent: Thursday, March 26, 2009 10:51 AM
>>>>> To: Dorey, Dustin; Jason Halvorson; Casper List
>>>>> Subject: Re: [Casper] Java freezing up JSS - Which version of JSS
>>>>>  
>>>>> What and how often do you have scheduled tasks setup for, and how many
>>>>> clients would hit any of those scheduled tasks at any given time.
>>>>> 
>>>>> I¹m wondering if your hitting your JSS too much with the clients.
>>>>> 
>>>>> Craig E
>>>>> 
>>>>> 
>>>>> On 3/26/09 10:44 AM, "Dorey, Dustin" <Dustin.Dorey at district196.org
>>>>> <mailto:Dustin.Dorey at district196.org>
>>>>> <mailto:Dustin.Dorey at district196.org <mailto:Dustin.Dorey at district196.org>
>>>>> > > wrote:
>>>>> Casper Suite 6.01
>>>>> Web App memory set to just a tick under 2GB
>>>>> Database Size: 1.7 G
>>>>> Max Packet size set to  6MB
>>>>> Tomcat Min. Memory 256; max 2048
>>>>> Server has 8Gb total
>>>>>  
>>>>> 
>>>>> From: casper-bounces at list.jamfsoftware.com
>>>>> <mailto:casper-bounces at list.jamfsoftware.com>
>>>>> <mailto:casper-bounces at list.jamfsoftware.com
>>>>> <mailto:casper-bounces at list.jamfsoftware.com> >
>>>>> [mailto:casper-bounces at list.jamfsoftware.com
>>>>> <mailto:casper-bounces at list.jamfsoftware.com>
>>>>> <mailto:casper-bounces at list.jamfsoftware.com
>>>>> <mailto:casper-bounces at list.jamfsoftware.com> > ] On Behalf Of Jason
>>>>> Halvorson
>>>>> Sent: Thursday, March 26, 2009 10:12 AM
>>>>> To: Casper List
>>>>> Subject: Re: [Casper] Java freezing up JSS - Which version of JSS
>>>>> 
>>>>> Which version of the JSS do you have?
>>>>> 
>>>>> 
>>>>> Jason D. Halvorson
>>>>> Analyst/Programmer
>>>>> Workstation Support Services
>>>>> Phone: 507-538-4225
>>>>> Email:  halvorson.jason at mayo.edu <mailto:halvorson.jason at mayo.edu>
>>>>> <mailto:halvorson.jason at mayo.edu <mailto:halvorson.jason at mayo.edu> >
>>>>> ____________________________
>>>>> Mayo Clinic
>>>>> 200 First Street SW
>>>>> Rochester, MN 55905
>>>>> www.mayoclinic.org <http://www.mayoclinic.org>  <http://www.mayoclinic.org
>>>>> <http://www.mayoclinic.org> >
>>>>> 
>>>>> 
>>>>> From: "Dorey, Dustin" <Dustin.Dorey at district196.org
>>>>> <mailto:Dustin.Dorey at district196.org>
>>>>> <mailto:Dustin.Dorey at district196.org <mailto:Dustin.Dorey at district196.org>
>>>>> > >
>>>>> Date: Wed, 25 Mar 2009 15:18:07 -0500
>>>>> To: Casper List <casper at list.jamfsoftware.com
>>>>> <mailto:casper at list.jamfsoftware.com>
>>>>> <mailto:casper at list.jamfsoftware.com <mailto:casper at list.jamfsoftware.com>
>>>>> > >
>>>>> Subject: [Casper] Java freezing up JSS
>>>>> 
>>>>> Hey has anyone else encountered an issue where every once in a while java
>>>>> seems to eat up a bunch of available memory and then the JSS will stop
>>>>> responding?   If I go in and kill the java process it just restarts and
>>>>> everything is good to go, but it¹s kind of obnoxious, and very random.
>>>>> It just happened here, and no one was actively using Casper.   In fact
>>>>> we¹re on spring break so most  of the computers that are in our policies
>>>>> and such are shut off too.  I had 0 connections to the casper share, and
>>>>> java was eating up just over 2GB of Real Memory and I believe over 5GB of
>>>>> virtual.
>>>>>  
>>>>> Thanks
>>>>> -Dusty-
>>>>>  
>>>>> Dustin  Dorey
>>>>> Technology Support Cluster Specialist
>>>>> Independant School District 196
>>>>> Rosemount-Apple Valley-Eagan Public Schools
>>>>> dustin.dorey at district196.org <mailto:dustin.dorey at district196.org>
>>>>> <mailto:dustin.dorey at district196.org <mailto:dustin.dorey at district196.org>
>>>>> > 
>>>>> 651|423|7971
>>>>> 
>>>>> 
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>>>>> <http://list.jamfsoftware.com/mailman/listinfo/casper
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>>>>> 
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