On Feb 10, 2011, at 2:36 PM, Mike Dubman wrote:

> There is a race condition in SCM, Mercurial module when used from MPI GET 
> phase:
> 
> - scm_post_copy hook can be started before MPI GET completed copy of fetched 
> tree into install location.

How have you verified this?

> - This leads to mtt failure, because post_copy starts too early (tree was not 
> copied yet) and fails.
> - adding sleeps to post_copy hook - helps.
> - does copytree used during mtt get phase have async behave?

No, it shouldn't.  Everything is serial.

> 
> 
> ---------------- from the mtt -d -v output ---------------------
> 
> copytree running post_copy command: 
> ...
> ...
> 
> >> copytree finished copying
> ----------------------------------------------------------------------------
> 
> 
> Please suggest.
> 
> Thanks
> 
> M
> 
> 
> 
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-- 
Jeff Squyres
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