[THIN] Re: Multiple servers load set to 10000 at same time

  • From: Pat Coughlin <strangedog@xxxxxxxxx>
  • To: thin@xxxxxxxxxxxxx
  • Date: Thu, 18 Oct 2012 08:39:01 -0400

What Antivirus are you running,  I have been having trouble with
Macafee locking up servers, specifically 8.8 SP1.
https://kc.mcafee.com/corporate/index?page=content&id=KB74926&actp=search&viewlocale=en_US&searchid=1350563824238

Pat Coughlin
Citrix Goon & CCIA

On Thu, Oct 18, 2012 at 7:33 AM, Alan Tropper
<Alan.Tropper@xxxxxxxxxxxxx> wrote:
> Hi Angela,
>
>
>
> I think its still a wmi issue as you cannot run any monitoring and perfmon
> etc use wmi. I guess if you don’t want to touch wmi try removing the load
> balancing rule on one server and see if this helps?
>
>
>
>
>
>
>
> From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf
> Of Angela Smith
> Sent: Thursday, 18 October 2012 6:39 PM
>
>
> To: thin@xxxxxxxxxxxxx
> Subject: [THIN] Re: Multiple servers load set to 10000 at same time
>
>
>
> Hi James
>
> Unfortunately we dont use Appsense.  I just had a look at resource manager
> report for a server that is currently set to 10000.  There are very little
> resources being used.  I have 1 active user and a down session.
>
> Ang
>
> ________________________________
>
> From: scanjam@xxxxxxxxxxx
> To: thin@xxxxxxxxxxxxx
> Subject: [THIN] Re: Multiple servers load set to 10000 at same time
> Date: Thu, 18 Oct 2012 20:15:26 +1000
>
>
> Angela,
> Do you have an Appsense Performance Manager agent with an active policy
> installed on these servers?
> James
>
> ________________________________
>
> From: angela_smith9@xxxxxxxxxxx
> To: thin@xxxxxxxxxxxxx
> Subject: [THIN] Re: Multiple servers load set to 10000 at same time
> Date: Thu, 18 Oct 2012 20:16:25 +1100
>
> Hi
>
> Yes, when the server reboots, all is working OK.  Server isn't set to 10000
> and there are no down sessions.  However, issue re-occurs after a few hours.
> Issue is happening on random servers so I don't think its a WMI Issue (very
> unlikely that WMI is broken on 6 different servers).  Nothing has changed on
> our servers either.
>
> We have a custom Load Evaluator which we have been using for several years
> without issue.  It basically checks CPU, Memory and User Load.  Load is
> definitely not an issue as the servers only have 15 users on them when the
> issue occurs whereas they normally have 40.  I cannot easily check resources
> as all GUI tools fail to load.  Task Manager, Perfmon, Sysinternals Process
> Explorer etc don't launch. Whats the best way to see what is happening with
> CPU and Memory?  Perhaps I can run the tool remotely?  As a test should I
> change all servers to the Adv evaluator?
>
> Ive never had any issues with memory.  Each server has 16GB RAM.  In
> relation to CPU, Ive had the occasional process go crazy but its never used
> all cores.  Servers have 2 x Quad core CPU's.  Print Spooler and Antivirus
> all appears OK in that the service is started but I'm working blind as I
> cannot see the processes due to the tools not launching
>
> Perfmon wont load so I cannot rell is perfmon counters are corrupt
>
> We do have SCOM.  How do I reload the MOF?. Would the MOF generate a ICA
> down session?  Every server that goes to 10000 has a down session so its
> definitely causing the issue or is related..
>
>
> Thanks
> Ang
>
> ________________________________
>
> CC: thin@xxxxxxxxxxxxx
> From: magnus@xxxxxxxx
> Subject: [THIN] Re: Multiple servers load set to 10000 at same time
> Date: Wed, 17 Oct 2012 22:17:55 -0400
> To: thin@xxxxxxxxxxxxx
>
> We notice wmi issues as well, this was do to MOM/SCOM. We had to reload the
> mof's to fix it.
>
> Sent from my iPhone
>
>
> On Oct 17, 2012, at 20:15, Alan Tropper <Alan.Tropper@xxxxxxxxxxxxx> wrote:
>
> Hi,
>
>
>
> I have had WMI issues also in the past and had to re-build WMI components as
> below:
>
>
>
> http://musumeci.blogspot.com.au/2009/01/ms-rebuild-wmi.html
>
>
>
> Cheers
>
>
> Al
>
>
>
> From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf
> Of julien, Sybille
> Sent: Wednesday, 17 October 2012 6:56 PM
> To: thin@xxxxxxxxxxxxx
> Subject: [THIN] Re: Multiple servers load set to 10000 at same time
>
>
>
> did you check if your perfmon counter is corrupted ?
>
>
>
> http://support.citrix.com/article/CTX129350
>
>
>
>
>
> <~WRD000.jpg> Julien
>
>
>
> De : Jeremy Saunders <jeremy@xxxxxxxxxxxxxxxxxxxx>
> À : thin@xxxxxxxxxxxxx
> Envoyé le : Mercredi 17 octobre 2012 10h38
> Objet : [THIN] Re: Multiple servers load set to 10000 at same time
>
>
>
> The server thinks it’s at full load. What’s the load evaluator assigned to
> it?
>
>
>
> If Task Manager is not loading, it sounds like perhaps a CPU/memory
> utilisation issue, which is effecting the load evaluator, which is placing
> the server at full load.
>
>
>
> So what’s the CPU and memory utilisation on the server? Could you have a
> rouge service, such as antivirus causing problems? What about the print
> spooler and Citrix print manager services?
>
>
>
> Cheers,
>
> Jeremy.
>
>
>
> From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf
> Of Hamilton, Ronnie
> Sent: Wednesday, 17 October 2012 4:00 PM
> To: thin@xxxxxxxxxxxxx
> Subject: [THIN] Re: Multiple servers load set to 10000 at same time
>
>
>
> Hi,
>
>
>
> You say that even a reboot doesn’t help ? Is that correct ?
>
>
>
> I had an RDP session in a down state that was doing the same thing I had to
> reset it via the Microsoft Terminal Services Console and this resolved that
> issue.
>
>
>
> It did take a few times and I think I deleted my admin user profile as well
> as they don’t get deleted like all our user ones.
>
>
>
> Regards,
>
> Ronnie
>
>
>
> From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf
> Of Angela Smith
> Sent: 17 October 2012 05:10
> To: thin@xxxxxxxxxxxxx
> Subject: [THIN] Re: Multiple servers load set to 10000 at same time
>
>
>
> Hi
>
> I jumped the gun..  PSE450R05W2K3026 is in Rollup 6 which I already have
> installed..  Back to the drawing board!
>
> Ang
>
> From: angela_smith9@xxxxxxxxxxx
> To: thin@xxxxxxxxxxxxx
> Subject: [THIN] Re: Multiple servers load set to 10000 at same time
> Date: Wed, 17 Oct 2012 15:07:23 +1100
>
> Hi
>
> This patch looks promising..  Only issue is I cannot find it.
>
> http://support.citrix.com/article/CTX123956
>
> This has been superseded by R07 patch which I dont want to install right
> now.  Im currently running R06.
>
> Does anyone have hotfix PSE450R05W2K3026 that I can download for x86
> systems?
>
> Thanks
> Ang
>
> CC: thin@xxxxxxxxxxxxx
> From: magnus@xxxxxxxx
> Subject: [THIN] Re: Multiple servers load set to 10000 at same time
> Date: Tue, 16 Oct 2012 22:13:30 -0400
> To: thin@xxxxxxxxxxxxx
>
> Check the nonpagepool memory usage in taskmgr. I have seen this usage spike
> which was due to an ms bug and XTE.exe. Good news there is a fix for it.
> 936655 I beleive the number is
>
> Sent from my iPhone
>
>
> On Oct 16, 2012, at 18:10, Angela Smith <angela_smith9@xxxxxxxxxxx> wrote:
>
> Hi
>
> I think my issue is different.  All user sessions on these servers lock up
> and they end up calling the helpdesk to reset them..  I'm getting down
> sessions on the same servers each day (even after a reboot)..  I applied
> CTX112103 but it didn't make any difference..
>
> Any other ideas apart from rebuilding?
>
> Thanks
> Ang
>
> Subject: [THIN] Re: Multiple servers load set to 10000 at same time
> Date: Mon, 15 Oct 2012 12:48:11 +0100
> From: ronnie.hamilton@xxxxxxx
> To: thin@xxxxxxxxxxxxx
>
> Hi Angela,
>
>
>
> This does ring a bell and I’m sure I have one server with this patch and
> made no difference to me, but the csrss.exe process wasn’t showing a high
> CPU usage for me.
>
>
>
> It more just creating error in console Session Down state every few mins. It
> only stopped users connecting on the very odd ocasion
>
>
>
>
>
> Regards,
>
> Ronnie
>
>
>
> From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf
> Of Angela Smith
> Sent: 15 October 2012 12:36
> To: thin@xxxxxxxxxxxxx
> Subject: [THIN] Re: Multiple servers load set to 10000 at same time
>
>
>
> Hi Ronnie
>
> Unfortunately rebuilding wont be an option for me..  Did you try:
>
> http://support.microsoft.com/kb/934330
>
> My entire farm will reboot tonight.  If issue re-occurs then I might try
> this patch..
>
> Thanks
> Ang
>
> Subject: [THIN] Re: Multiple servers load set to 10000 at same time
> Date: Mon, 15 Oct 2012 12:25:28 +0100
> From: ronnie.hamilton@xxxxxxx
> To: thin@xxxxxxxxxxxxx
>
> Hi Angela,
>
>
>
> I get this from time to time, server doesn’t always report full load but
> there’s always  a session down state, and a reboot usually clears.
>
>
>
> I had a look at the following thread but never actually got to the bottom of
> it. I am currently rebuilding all my server to upgrade to Office 2010 and
> hoping that the rebuild does the trick.
>
>
>
> http://forums.citrix.com/message.jspa?messageID=1386285#1386285
>
>
>
> It’s seems to be going well as all the new builds have not reports the
> issue, but one of the pre Office 2010 builds did yesterday.
>
>
>
>
>
> Regards,
>
> Ronnie
>
>
>
> From: thin-bounce@xxxxxxxxxxxxx [mailto:thin-bounce@xxxxxxxxxxxxx] On Behalf
> Of Angela Smith
> Sent: 15 October 2012 11:54
> To: thin@xxxxxxxxxxxxx
> Subject: [THIN] Multiple servers load set to 10000 at same time
>
>
>
> Hi
>
> I have an issue on my XenApp 4.5 farm where 4 servers are reporting Server
> load 10000.  I tried to RDP to the servers and launch Task Manager.
> Unfortunately this doesn't load on any of the 4 servers.  I tried to use
> Process Explorer from Sysinternals tools but that also didn't load. What I
> did notice though was all 4 servers had a session in a down state which I
> couldn't reset.  It simply came back each time.  Error.jpg attached showing
> issue. I don't believe Im having a resource issue but I cannot be 100% sure.
>
> I tried to change my Load Evaluator from Advanced to Default as a test but
> this made no difference.  Also tried to clear some sessions but load didn't
> change, still set to 10000.
>
> Can anyone suggest how I can troubleshoot this 10000 Load issue without
> rebooting server?  FYI I do reboot my servers nightly but this issue has
> happened a few times now.  Also is there a way/tool to check system
> resources when Task Manager doesn't work?
>
>
> Thanks
> Ang
>
>
>
>
> Visit our website : http://www.ltai.ie/
> __________________________________________
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