[petsc-dev] Seeking OLCF users complaining about poor build times

Jed Brown jed at jedbrown.org
Thu Feb 26 18:26:01 CST 2015


Barry Smith <bsmith at mcs.anl.gov> writes:
>   Sure it will be 2 minutes on the laptop and 7 minutes on the big
>   system but as I said in my other email that is acceptable and no one
>   will listen too us (for good reason) if we bitch about it. It is
>   when it is 4 minutes on the laptop for configure and build and 1
>   hour on the big machine for configure and build that we have the
>   right to scream and yell.

Yeah, that Mira time is pretty good, though the login nodes are a
different architecture from the compute nodes (POWER vs BG/Q) so one
would typically use batch, in which case configuring goes up to 20-30
minutes of human time.
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