[Swift-devel] 0.7rc1 + local coasters + communicado

Mihael Hategan hategan at mcs.anl.gov
Tue Nov 4 11:19:15 CST 2008


On Tue, 2008-11-04 at 11:15 -0600, Mihael Hategan wrote:
> On Tue, 2008-11-04 at 02:32 +0000, Ben Clifford wrote:
> > 
> > I just tried running coasters on communicado submitting locally. Several 
> > times in a row its got stuck like this for at least 12 minutes: (with 
> > different numbers of completed and active jobs, but around this many...)
> > 
> > > Progress:  Selecting site:978 Active:4 Finished successfully:18
> > 
> > This is running with tests/sites/coasters/coaster-local.xml with 
> > tests-sites/run-site modified to run 066-many.swift
> 
> Heh. Worker stuck trying to write to stderr.
> 

And that's because the local provider first consumes stdout and only
then stderr, which means stderr is only dealt with after the process
completes. Not that there isn't a comment there saying precisely that.

> > 
> > The same runs ok on my laptop repeatedly.

I suppose the difference is in process io buffer sizes.





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