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RE: postinstall hang
Popper, Samuel (US SSA) wrote on 01 April 2008 14:47:
> > > $ NUM=1; while true ; do echo `echo $NUM` ; NUM=$(( $NUM + 1 )); done
> > >
> > > Hangs pretty quickly,
> > because it forks a huge number of processes, and each fork is likely to
> > be tripped up by a BLODA
> As I understand it, that should fork once per iteration.
> Running with cut-down PATH:
> [samuel.popper@localhost ~]$ echo $PATH
> [samuel.popper@localhost ~]$ NUM=1; while true ; do echo `echo $NUM` ;
> NUM=$(( $NUM + 1 )); done 1
> Here, it hung after 2 iterations. The default /etc/profile forks more
> than that!
FWIW, can't reproduce it here on XPSP2 with cygwin 1.5.23.
> Other than sneaking in via PATH, the only moderately intrusive thing
> running on the system is Sysinternal's ProcessExplorer. But I tried
> running with that closed, and it made no difference.
> Is there anything else that could contribute to BLODA?
Yes, absolutely anything that hooks or injects into processes. Try using
procexp to get a list of DLLs from the stuck bash processes, and let us know
Can't think of a witty .sigline today....
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