this was happening to us when a client was checking mail with cfpop and couldn't reach his mail server.
Douglas Knudsen wrote: >nope, not getting any OOM errors at all. Just a hung server every >couple weeks. When it hangs JRUN thread metrics indicate all is well, >no huge set of qued requests and 0 delayed requests and only 2 to 5 >current threads being worked. Memeory according to JRUn is fine. >Memeory according to task manager is high and CPU use is maxed. Its >like a slow process of death, lol. I'm convinced its this one guys >app that continually does big queries and continually gets pages >running 15 to 25 secs long. Once I segregate this app and make use of >your suggestions we shall see. > >I'm supposed to be developing not spending hours in this abyss. We >are actually thinking of scheduling a service restart like once a week >to clear out whatever is happening. A horrible approach, but cheaper >in our situation. > >D > > >On Tue, 1 Mar 2005 15:25:43 -0000, Robertson-Ravo, Neil (RX) ><[EMAIL PROTECTED]> wrote: > > >> Well, If you are getting OOM errors then it >>will tell you in the logs. If you are getting them then you need to >>increase the amount of memory available. Yes it is possible to go above the >>JVM Arguments. It is not a ceiling per say...it will of course manage GC >>etc. but VM is a factor. >> >>From what you have posted it would seem the apps uses more memory than you >>have assigned to - probably not all the time though. >> >>The hanging is no doubt a case of long running queries and the way CF is >>managing them internally - you say you have not queued requests or timeouts? >> >>N >> >>-----Original Message----- >>From: Douglas Knudsen [mailto:[EMAIL PROTECTED] >>Sent: 01 March 2005 15:21 >>To: CF-Server >>Subject: Re: memory use and CF >> >>ugh, yuck. If the VM memory use in task manager is correct, it is >>more than the JVM args are set at. Is that really possible? If so >>the heap size settings seem worthless, eh? >> >>hmm, I'm using the JRun logging service, not any JVM args. This is >>setup in the jrun.xml file. I've read that it doesn't add noticeable >>load at all. Plan to turn it off once things are more stable again. >>Note we do not get any server crashes, we get server hangs. If I >>understand this all correctly, if the JVM runs out of memory >> >>D >> >>On Tue, 1 Mar 2005 14:48:54 -0000, Robertson-Ravo, Neil (RX) >><[EMAIL PROTECTED]> wrote: >> >> >>>If Task Manager is that High it is a sure fire case that your app is using >>>that amount of Memory! >>> >>>Again, you will get a far clearer picture of things if you run the >>> >>> >>VisualGC >> >> >>>- I wouldn't trust JRun metrics at all. >>> >>>N >>> >>>-----Original Message----- >>>From: Douglas Knudsen [mailto:[EMAIL PROTECTED] >>>Sent: 01 March 2005 14:50 >>> >>> >>This e-mail is from Reed Exhibitions (Oriel House, 26 The Quadrant, >>Richmond, Surrey, TW9 1DL, United Kingdom), a division of Reed Business, >>Registered in England, Number 678540. It contains information which is >>confidential and may also be privileged. It is for the exclusive use of the >>intended recipient(s). If you are not the intended recipient(s) please note >>that any form of distribution, copying or use of this communication or the >>information in it is strictly prohibited and may be unlawful. If you have >>received this communication in error please return it to the sender or call >>our switchboard on +44 (0) 20 89107910. The opinions expressed within this >>communication are not necessarily those expressed by Reed Exhibitions. >>Visit our website at http://www.reedexpo.com >> >> >> >> > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Find out how CFTicket can increase your company's customer support efficiency by 100% http://www.houseoffusion.com/banners/view.cfm?bannerid=49 Message: http://www.houseoffusion.com/lists.cfm/link=i:10:5205 Archives: http://www.houseoffusion.com/cf_lists/threads.cfm/10 Subscription: http://www.houseoffusion.com/lists.cfm/link=s:10 Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=89.70.10 Donations & Support: http://www.houseoffusion.com/tiny.cfm/54
