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From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2007-10-16 16:59:29


Ick!

This is a long-known problem [apparently] with Sun's NFS,
unfortunately. :-(

I'd be ok with this if there is an eventual bail out of the loop --
the prospect of an infinite loop is a bit scary for me.

On Oct 16, 2007, at 11:23 AM, Ethan Mallove wrote:

> On certain NFS servers, I run into the error message
> "Interrupted system call" when executing long running
> commands such as "make all". One solution I've been able to
> use is to setup an NFS mount point solely for the cluster
> I'm using, but this is not always an option. The below link
> advises to restart the build on "Interrupted system call":
>
> http://developers.sun.com/solaris/articles/parallel_make.html
>
> I wrapped the GNU_Install.pm make commands in a do-while to
> effect the build restarts. E.g.,
>
> do {
> $x = MTT::DoCommand::Cmd("make install")
> } while (!MTT::DoCommand::wsuccess($x->{exit_status}) and ($x->
> {result_stderr} =~ /interrupted system call/i));
>
> As long as make emits "interrupted system call" and fails,
> MTT will keep restarting make.
>
> I realize this is ugly, but is it acceptable?
>
> -Ethan
> _______________________________________________
> mtt-devel mailing list
> mtt-devel_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/mtt-devel

-- 
Jeff Squyres
Cisco Systems