well said. I've run into WSUS pool crashing several times but was not aware of the 19k to 4G ratio. Do you have a reference on that? great info.
Cesar A On Jun 3, 2015 7:22 AM, "Miller, Todd" <[email protected]> wrote: > I don’t think this is a very good idea what you are attempting to do > (but read on). By default, the amount of RAM the WSUS application pool is > allowed to use is already too limited in many cases. If it runs out of > memory, the application pool will crash and your SUP/WSUS server will be > broken until you restart the service – it *will not* restart on its own. > > > > You need to set the application pool for WSUS to be high enough that it > doesn’t crash. If you are limited by the amount of RAM you have in the > WSUS (or SUP) then you need to get more RAM or find a different server to > support WSUS that has more RAM. > > > > You could try to clean up your WSUS database via maintenance. It might > reduce the amount of memory that WSUS application pool needs. > > > > If you lower the amount of memory the pool is allowed to use, you will > just start having WSUS crash instead of the process using up your memory. > It sounds like your server is not suited to be a SUP for your site. > > > > For reference, mine pool regularly uses > 4GB of memory. (~19,000 clients) > > > > Assuming you want to ignore this advice and try to limit the WSUS pool’s > memory, you do that in IIS Management. I mean it can’t hurt to try, right? > Just keep an eye out on the WSUS server so you know when it stops working. > > In IIS manager… > > Find “Application pools” in the left frame -> WsusPool in the middle frame > -> click Advanced Settings… in the right frame > > Scroll down to the “Recycling” section of Advanced Settings and set the > “Private Memory Limit (KB) to something larger or smaller (in your case). > > Restart IIS. > > > > Good luck. I think if you try to use less memory, you are going to have > WSUS crash. Most people looking for this information are wanting to > increase the application pool memory for Wsus because it is crashing. > > > > Don’t just take my word for it > > > http://www.myitforum.com/forums/WSUS-App-Pool-In-IIS-Keeps-Crashing-bringing-down-SUPWSUS-and-patching-m242275.aspx > > > http://blogs.technet.com/b/configurationmgr/archive/2015/03/23/configmgr-2012-support-tip-wsus-sync-fails-with-http-503-errors.aspx > > > http://blog.coretech.dk/kea/house-of-cardsthe-configmgr-software-update-point-and-wsus/ > > > > > > > > > > > > *From:* [email protected] [mailto: > [email protected]] *On Behalf Of *Johns, Damon (DoJ) > *Sent:* Wednesday, June 03, 2015 2:19 AM > *To:* [email protected] > *Subject:* RE: [mssms] WSUS-w3wp.exe Utilizing more RAM > > > > I’m sure someone has posted a way to limit the amount of memory allocated > to the wsus pool in IIS before. That may assist you? > > > > Maybe it can be reposted? > > > > *From:* [email protected] [ > mailto:[email protected] <[email protected]>] *On > Behalf Of *Kevin Ray > *Sent:* Wednesday, 3 June 2015 11:04 AM > *To:* mssms > *Subject:* [mssms] WSUS-w3wp.exe Utilizing more RAM > > > > Hi All, > > > > we have MP and WSUS role on same box.. We are at the situation,where we > can't increase the RAM. > > > > W3WP.exe its utilizing the 90% of RAM. I just want to understand why it is > going for Maximum utilization. We have installed and uninstalled IIS,WSUS > still no luck. > > > > Its Windows server 2008 R2 SP1 64bit box. > > > > WSUS will sync with central site.. Any one has faced similar kind of > issues,Any hox fix/ Patch available or how to go deep to understand why its > utilizing the more RAM this w3wp.exe (WSUS pool) > > > > > > > > [image: Inline image 1] > > > > > > --Kevin > > > > > ------------------------------ > > > CONFIDENTIALITY NOTICE AND DISCLAIMER > The information in this transmission may be confidential and/or protected > by legal professional privilege, and is intended only for the person or > persons to whom it is addressed. If you are not such a person, you are > warned that any disclosure, copying or dissemination of the information is > unauthorised. If you have received the transmission in error, please > immediately contact this office by telephone, fax or email, to inform us of > the error and to enable arrangements to be made for the destruction of the > transmission, or its return at our cost. No liability is accepted for any > unauthorised use of the information contained in this transmission. > > > > > ------------------------------ > Notice: This UI Health Care e-mail (including attachments) is covered by > the Electronic Communications Privacy Act, 18 U.S.C. 2510-2521, is > confidential and may be legally privileged. If you are not the intended > recipient, you are hereby notified that any retention, dissemination, > distribution, or copying of this communication is strictly prohibited. > Please reply to the sender that you have received the message in error, > then delete it. Thank you. > ------------------------------ > >
