Heads up: Problems with parallel make
Mon Feb 20 19:12:44 GMT 2023
On 20.02.2023 18:34, Marco Atzeri wrote:
> On 20.02.2023 18:14, Ken Brown via Cygwin-apps wrote:
>> On 2/20/2023 12:00 PM, Achim Gratz via Cygwin-apps wrote:
>>> Ken Brown via Cygwin-apps writes:
>>>> Thanks, Marco. As expected, that fixes the problem for my test case
>>>> (building TeX Live). Obviously it would be better if the make
>>>> developers would provide a configure option to use a pipe for the
>>>> jobserver, but this is a good workaround if they don't.
>>> Does it actually do a parallel build? I've quickly tested a cmake based
>>> project with it and it completely serializes the build. Reverting to
>>> 4.4 resolves that problem.
uploaded as test 126.96.36.199-1
following message is still present while missing in 4.4-1
> make: warning: jobserver unavailable: using -j1. Add '+' to parent
> make rule.
and I do not see clear evidence of parallelism like in 4.4-1
>> It does for my build of TeX Live. I just tried 'make -j13 check', and
>> I saw many make processes and many sh processes running at once. [But
>> I'm currently testing a self-built make 188.8.131.52.]
How are you configuring your build ?
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