[PATCH] genboardscfg: limit to 240 jobs

[Simon Glass]

On Tue, 11 Jan 2022 at 08:35, Andre Przywara <andre.przywara at arm.com> wrote:
>
> When genboardscfg.py is run on machines with 255 or more cores, the
> process will consume more than 1024 file descriptors, which is a common
> standard ulimit for user processes. As a consequence it will fail with a
> lenghty Python trace, with the almost hidden message:
> OSError: [Errno 24] Too many open files
>
> It's somewhat questionable whether that level of parallelity is actually
> useful for genboardscfg, so we limit the *default* number of jobs to the
> safe number of 240, to avoid the problem.
> If a user persists, she can still force a higher number via the -j
> parameter - hopefully having raised the ulimit accordingly beforehand.
>
> Signed-off-by: Andre Przywara <andre.przywara at arm.com>
> ---
>  tools/genboardscfg.py | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Simon Glass <sjg at chromium.org>

Please send such machine. Thank you.