As Pascal said, Nagios. And I would monitor the total amount of available disk space. WO is not the only thing that can fill it up and kill the server.
Chuck On 2012-06-17, at 5:59 AM, ute Hoffmann wrote: > Hallo, > I have a Mac Os X server running a number of WebObjects Applications for two > years now. > In the morning the server was no longer reachable via ssh or via Apache. > > The reason was a logfile of one Application instance which had the size of > 211GB. > > The instances are all scheduled nightly thus the file had piled up to that > size from sometime early morning > to Midday. As the webobjects logs are pure textfiles something must have gone > completely wrong in this instance > today to get that amount of output. Unfortunately this file had to be deleted > at once (it blocked the disk) without a chance to > have a look on it. > > Another instance had this in the logfiles (some of this): > 22192168 [WorkerThread64] WARN NSLog - <WOWorkerThread id=64 socket=null> > IOException occurred while accepting server socket: java.net.SocketException: > Too many open files in system > 22192168 [WorkerThread65] WARN NSLog - <WOWorkerThread id=65 socket=null> > IOException occurred while accepting server socket: java.net.SocketException: > Too many open files in system > > > Has someone seen it and could this be the cause of my problem (I can image it > filling a logfile when repeated often enough to a enourmous size)? > > If this could be the cause, does someone know how to detect this bevore I get > to a filesize of the logfile > which kills the server? Or what is likely to be the reason of this. The App > has been running stable for years, no large logfiles... > > By the way, is there a way to detect the size of a textfile (logfile) and > have a process send me a message that something goes wrong, > when the file reaches a certain size? > > Thanks a lot > > Ute > > > _______________________________________________ > Do not post admin requests to the list. They will be ignored. > Webobjects-dev mailing list ([email protected]) > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/webobjects-dev/chill%40global-village.net > > This email sent to [email protected] -- Chuck Hill Senior Consultant / VP Development Practical WebObjects - for developers who want to increase their overall knowledge of WebObjects or who are trying to solve specific problems. http://www.global-village.net/gvc/practical_webobjects _______________________________________________ Do not post admin requests to the list. They will be ignored. Webobjects-dev mailing list ([email protected]) Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/webobjects-dev/archive%40mail-archive.com This email sent to [email protected]
