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Re: NSRecursiveLock.lock() causing deadlock??
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Re: NSRecursiveLock.lock() causing deadlock??


  • Subject: Re: NSRecursiveLock.lock() causing deadlock??
  • From: Travis Britt <email@hidden>
  • Date: Wed, 27 Aug 2008 19:27:34 -0400

Maybe others will have better advice, but in my experience that's generally do to abusing the shared editing context or not handling editing context locking properly. I see you aren't using Wonder -- are you using any EC locking manager? Are you spawning any threads yourself, either directly or via WOLongResponsePage?

tb

On Aug 27, 2008, at 7:18 PM, Dov Rosenberg wrote:
We have experienced intermittent hanging issues under load. When we look at the thread dumps I always see things like

"http-10042-Processor111" nid=60350 state=WAITING
- waiting on <0xcb1792> (a com.webobjects.foundation.NSRecursiveLock)
- locked <0xcb1792> (a com.webobjects.foundation.NSRecursiveLock)
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 >NSRecursiveLock.lock() causing deadlock?? (From: Dov Rosenberg <email@hidden>)

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