Invariably, I don't even hit send. On Fri, Sep 30, 2011 at 10:28 AM, David Lum <[email protected]> wrote:
> Another reason this list rocks, sometimes sending mail here helps one fix > it themselves.**** > > ** ** > > *From:* James Rankin [mailto:[email protected]] > *Sent:* Friday, September 30, 2011 7:08 AM > *To:* NT System Admin Issues > *Subject:* Re: Mysterious memory issue**** > > ** ** > > Never mind. I found the difference just as soon as I hit Send :-( > > Someone has *drastically *increased the paging file size on my > over-performing server > > **** > > On 30 September 2011 15:02, James Rankin <[email protected]> wrote:*** > * > > I have a farm of thirty XenApp servers. They all are clones, running the > same applications and desktops, same patch levels, same GPOs, everything. > However - one server consistently displays significantly lower memory usage > than the rest. All the other servers peak at about 85% usage with around > sixty users. This one server has the same amount of users and rarely goes > above 60% utilization. And there is absolutely nothing different I can find > about this particular box. > > At first I thought it was just a coincidence, that it had a percentage of > low-stress users on it, but it shows the same behaviour *every single day. > *I'd really like to know what's causing it. It's almost as if someone had > enabled some sort of memory trimming on it (via a registry key or tick box > somewhere) and forgot to document the fact. > > Citrix's native memory optimization is enabled for all servers in the OU, > and turning it off made no difference, so I've ruled that out as a factor. > We also have memory optimization and process memory trimming through > AppSense Performance Manager but again this is a global thing affecting all > the servers, and we have ruled it out as a cause by turning that off also. > Are there any native Windows memory trimming/optimization options that > someone might have enabled locally on the box (this is Windows 2008 R2)? > > I'd be really grateful if anyone has any pointers to some form of memory > trimming or optimization feature that can be enabled in some way, as if I've > got one server running with 25% less memory overhead than the rest, I'd > really like to enable it on all the other servers in the farm. This whole > thing is currently being used as ammo for an improved change control > process, so some good may come of it, but I'm really keen to find out what > could possibly have been altered. > > TIA, > > > > > JRR > > -- > "On two occasions...I have been asked, 'Pray, Mr Babbage, if you put into > the machine wrong figures, will the right answers come out?' I am not able > rightly to apprehend the kind of confusion of ideas that could provoke such > a question." > > ****** IMPORTANT INFORMATION/DISCLAIMER ***** > > This document should be read only by those persons to whom it is addressed. > If you have received this message it was obviously addressed to you and > therefore you can read it, even it we didn't mean to send it to you. > However, if the contents of this email make no sense whatsoever then you > probably were not the intended recipient, or, alternatively, you are a > mindless cretin; either way, you should immediately kill yourself and > destroy your computer (not necessarily in that order). Once you have taken > this action, please contact us.. no, sorry, you can't use your computer, > because you just destroyed it, and possibly also committed suicide > afterwards, but I am starting to digress...... ***** > > *The originator of this email is not liable for the transmission of the > information contained in this communication. Or are they? Either way it's a > pretty dull legal query and frankly one I'm not going to dwell on. But > should you have nothing better to do, please feel free to ruminate on it, > and please pass on any concrete conclusions should you find them. However, > if you pass them on via email, be sure to include a disclaimer regarding > liability for transmission.***** > > *In the event that the originator did not send this email to you, then > please return it to us and attach a scanned-in picture of your mother's > brother's wife wearing nothing but a kangaroo suit, and we will immediately > refund you exactly half of what you paid for the can of Whiskas you bought > when you went to Pets At Home yesterday. ***** > > *We take no responsibility for non-receipt of this email because we are > running Exchange 5.5 and everyone knows how glitchy that can be. In the > event that you do get this message then please note that we take no > responsibility for that either. Nor will we accept any liability, tacit or > implied, for any damage you may or may not incur as a result of receiving, > or not, as the case may be, from time to time, notwithstanding all > liabilities implied or otherwise, ummm, hell, where was I...umm, no matter > what happens, it is NOT, and NEVER WILL BE, OUR FAULT! ***** > > *The comments and opinions expressed herein are my own and NOT those of my > employer, who, if he knew I was sending emails and surfing the seamier side > of the Internet, would cut off my manhood and feed it to me for afternoon > tea. ***** > > ** ** > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to [email protected] > with the body: unsubscribe ntsysadmin**** > > > > > -- > "On two occasions...I have been asked, 'Pray, Mr Babbage, if you put into > the machine wrong figures, will the right answers come out?' I am not able > rightly to apprehend the kind of confusion of ideas that could provoke such > a question." > > ****** IMPORTANT INFORMATION/DISCLAIMER ***** > > This document should be read only by those persons to whom it is addressed. > If you have received this message it was obviously addressed to you and > therefore you can read it, even it we didn't mean to send it to you. > However, if the contents of this email make no sense whatsoever then you > probably were not the intended recipient, or, alternatively, you are a > mindless cretin; either way, you should immediately kill yourself and > destroy your computer (not necessarily in that order). Once you have taken > this action, please contact us.. no, sorry, you can't use your computer, > because you just destroyed it, and possibly also committed suicide > afterwards, but I am starting to digress...... ***** > > *The originator of this email is not liable for the transmission of the > information contained in this communication. Or are they? Either way it's a > pretty dull legal query and frankly one I'm not going to dwell on. But > should you have nothing better to do, please feel free to ruminate on it, > and please pass on any concrete conclusions should you find them. However, > if you pass them on via email, be sure to include a disclaimer regarding > liability for transmission.***** > > *In the event that the originator did not send this email to you, then > please return it to us and attach a scanned-in picture of your mother's > brother's wife wearing nothing but a kangaroo suit, and we will immediately > refund you exactly half of what you paid for the can of Whiskas you bought > when you went to Pets At Home yesterday. ***** > > *We take no responsibility for non-receipt of this email because we are > running Exchange 5.5 and everyone knows how glitchy that can be. In the > event that you do get this message then please note that we take no > responsibility for that either. Nor will we accept any liability, tacit or > implied, for any damage you may or may not incur as a result of receiving, > or not, as the case may be, from time to time, notwithstanding all > liabilities implied or otherwise, ummm, hell, where was I...umm, no matter > what happens, it is NOT, and NEVER WILL BE, OUR FAULT! ***** > > *The comments and opinions expressed herein are my own and NOT those of my > employer, who, if he knew I was sending emails and surfing the seamier side > of the Internet, would cut off my manhood and feed it to me for afternoon > tea. ***** > > ** ** > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to [email protected] > with the body: unsubscribe ntsysadmin**** > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to [email protected] > with the body: unsubscribe ntsysadmin > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ --- To manage subscriptions click here: http://lyris.sunbelt-software.com/read/my_forums/ or send an email to [email protected] with the body: unsubscribe ntsysadmin
