My crystal ball says that people don't know how to use Constant, so they
instead hard-code things that change at each iteration, and that will
generate a lot of compiled code.  (But it's just a guess...)

"Cregan, Bob" <b.cregan@imperial.ac.uk> writes:
> Hi
>
>     We noticed that some firedrake users on the Imperial clusters have
> a large ( between 0.5 M and 1.3M) numbers of files in their cache
> (usually in firedrake/.cache/pyop2) .
>
> Is this cache size configurable? If so can you let people know how to
> limit it.  It has two bad effects; firstly no filesystem is happy with
> that many files in a single directory and it will slow things down to
> the point it is useless as cache.  Also each user is limited to 10M
> files and a very large cache will effectively reduce their quota to
> well below the 1TB default (they will run out of files before they run
> out of blocks).
>
> Thanks
>
> Bob
>
>
>
> Bob Cregan
> HPC Systems Analyst
>
> Information & Communication Technologies
>
> Imperial College London,
> South Kensington Campus London, SW7 2AZ
> T: 07712388129
> E: b.cregan@imperial.ac.uk
>
> W: www.imperial.ac.uk/ict/rcs<http://www.imperial.ac.uk/ict/rcs>
>
> [1505984389175_twitter.png] @imperialRCS @imperialRSE
>
> [1505983882959_Imperial-RCS.png]
>
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