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From bugzi...@apache.org
Subject DO NOT REPLY [Bug 50902] on major load on the server, poll() hangs
Date Wed, 09 Mar 2011 16:47:36 GMT
https://issues.apache.org/bugzilla/show_bug.cgi?id=50902

--- Comment #2 from Ruediger Pluem <rpluem@apache.org> 2011-03-09 11:47:33 EST ---
(In reply to comment #1)
> We have to see the parameters passed to poll() (perhaps from strace, perhaps
> from a backtrace on a debug build, perhaps from somebody understanding the
> assembly code with the same build you got the backtraces from).
> 
> The timeout is hard-coded to 2 seconds, so it isn't supposed to block longer
> than that.

If the remote partner (in this case the client) does not close the socket we
can return to the poll call over and over again for the next 30 seconds. We
only stay in a single poll call for at max 2 seconds, but may have up to 15
calls to poll.

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