On Wed, Mar 03, 2021 at 10:09:47PM -0500, Daniele Buono wrote:
> Define a new variable LD_JOBS, that can be used to select
> the maximum number of linking jobs to be executed in parallel.
> If the variable is not defined, maintain the default given by
> make -j
> 
> Currently, make parallelism at build time is based on the number
> of cpus available.
> 
> This doesn't work well with LTO at linking, because with LTO the
> linker has to load in memory all the intermediate object files
> for optimization.
> The end result is that, if the gitlab runner happens to run two
> linking processes at the same time, the job will fail with an
> out-of-memory error,
> 
> This patch leverages the ability to maintain high parallelism at
> compile time, but limit the number of linkers executed in parallel.
> 
> Signed-off-by: Daniele Buono <dbu...@linux.vnet.ibm.com>
> ---
>  .gitlab-ci.yml | 4 ++++
>  1 file changed, 4 insertions(+)

Reviewed-by: Daniel P. Berrangé <berra...@redhat.com>


Regards,
Daniel
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