Or use the JMX plugin for Nagios to have a nice graph of usage (and alerts when it reach a warning level).
> Note: you can check whether that was the culprit by logging onto your > instance after the usual week with jvisualvm and check permgen usage. > > Am 28.11.2012 um 21:33 schrieb Michael Gargano <mgarg...@escholar.com>: > >> I can give that a try. One thing I forgot to mention, I don’t see anything >> strange in the logs either. No OutOfMemory exceptions no permgen errors, >> nothing unusual (notice I’m not saying no errors at all J ). >> >> -Mike >> >> From: Maik Musall [mailto:m...@selbstdenker.ag] >> Sent: Wednesday, November 28, 2012 3:31 PM >> To: Michael Gargano >> Cc: WebObjects-Dev List (webobjects-dev@lists.apple.com) >> Subject: Re: production hanging >> >> Without knowing enough about your app, here's a wild guess. Add >> >> -XX:MaxPermSize=256m >> >> directly after your -Xmx setting for heap memory. >> >> Maik >> >> >> >> Am 28.11.2012 um 21:05 schrieb Michael Gargano <mgarg...@escholar.com>: >> >> >> Hi all, >> >> I’m having an issue in our production environment. I have >> two servers (vm’s w/ windows 2008 r2 64-bit) running two instances each. >> The servers are load balanced by a hardware load balancer that pings the app >> on each box every minute to determine if it is still up (because of the way >> our app works, this creates a session). After about a week of uptime, the >> each app instance seems to just stop responding to requests one at a time >> until no instances respond any more. The java processes are still always >> running, but nothing responds. I recently bumped up the mem. on the apps to >> 3G each, to see if that would help, but the same problem occurred. Any >> ideas why this might be happening? It’s not good. Below is a sample of the >> app switches… >> >> -WOPort 2001 -WOCachingEnabled YES -WODebuggingEnabled NO -WOOutputPath >> c:/logs/log-1 -WOAutoOpenInBrowser NO -WOAutoOpenClientApplication NO >> -WOLifebeatInterval 120 -WOLifebeatEnabled YES -WOLifebeatDestinationPort >> 1085 -WOAdaptor WODefaultAdaptor -WOWorkerThreadCount 8 -WOListenQueueSize >> 128 -WOWorkerThreadCountMin 16 -WOWorkerThreadCountMax 256 >> -NSProjectSearchPath () -WOSessionTimeOut 1800 -WOApplicationName eGM >> -WOMonitorEnabled YES -WONoPause YES -Xmx3g >> -WOAllowsConcurrentRequestHandling YES >> >> >> Thanks. >> -Mike >> >> _______________________________________________ >> Do not post admin requests to the list. They will be ignored. >> Webobjects-dev mailing list (Webobjects-dev@lists.apple.com) >> Help/Unsubscribe/Update your Subscription: >> https://lists.apple.com/mailman/options/webobjects-dev/maik%40selbstdenker.ag >> >> This email sent to m...@selbstdenker.ag >> > > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > Webobjects-dev mailing list (Webobjects-dev@lists.apple.com) > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/webobjects-dev/probert%40macti.ca > > This email sent to prob...@macti.ca _______________________________________________ Do not post admin requests to the list. They will be ignored. Webobjects-dev mailing list (Webobjects-dev@lists.apple.com) Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/webobjects-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com
