[mpich-discuss] Problem compiling mpich on Linux

[Dave Goodell (dgoodell)]

> On Mar 3, 2017, at 2:16 PM, Matthew Brown <mbrown at oam.co.nz> wrote:
> 
>>> Is this NFS?  Is the clock skewed?  I thought extracting cvars was not done in released versions.
> 
>>> ==rob
> 
> Adding 'atime-preserve' option to 'tar zxvf' when extracting mpich-3.2.tar.gz followed by configuring and make on the resulting directory without copying 'cp -r' first allows building to proceed without problems.

It seems unlikely that the atime has anything to do with this, the mtime should be what matters.

"cp -a" is your friend when copying almost any tree.  I basically never use "cp -r" and always use "cp -a".

-Dave

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