Fork: Resource temporarily unavailable

[Larry Hall (Cygwin)]

Adam Thompson wrote:
> Dear all,
> 
> We have several sshd installations based on Cygwin, running on Server
> 2003 SP1 (and also SP2).
> 
> Over the last 12 months or so, there seems to have been a lot of
> problems with sshd - the eventlogs cite a fork: resource temporarily
> unavailable - error.
> 
> I've checked the obvious (ie port 22/tcp isn't already bound
> elsewhere, ran filemon/regmon) but failed to find the reason.  Is
> there a way of logging _which_ resource is temporarily (or rather,
> persistently) unavailable?
> 
> There seems to be a higher occurrence of this issue on Citrix PS
> 4.0/4.5 presentation servers, but after ruling out various memory and
> cpu optimisations (eg DLL rebasing - I've tried the rebaseall script
> and confirmed that none of the sshd or cygrunsrv dependencies have
> been touched by Citrix MPS), I can't pin it down to a specific patch
> level or configuration.
> 
> I've seen various other threads relating to this issue, but no
> solution.  I'd like to find the solution, but I seem to be missing
> some vital pieces of the puzzle.
> 
> I have a nasty feeling this is going to involve learning a bit more
> about understanding the drwtsn32.exe crashdumps (manually attaching
> the debugger, as crashdumps aren't a symptom of this issue).
> 
> Thanks in advance - for any pointers/hints,
> 

A common reason for this kind of message is also
<http://cygwin.com/acronyms/#BLODA>.  Check it out if you haven't
already.


-- 
Larry Hall                              http://www.rfk.com
RFK Partners, Inc.                      (508) 893-9779 - RFK Office
216 Dalton Rd.                          (508) 893-9889 - FAX
Holliston, MA 01746

_____________________________________________________________________

A: Yes.
 > Q: Are you sure?
 >> A: Because it reverses the logical flow of conversation.
 >>> Q: Why is top posting annoying in email?

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