Heads up: Problems with parallel make

[Brian Inglis]

On 2023-02-20 10:14, 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.
> 
> 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 4.4.0.91.]

Definitely parallel jobs visible in top with make 4.4.0.90-1

-- 
Take care. Thanks, Brian Inglis			Calgary, Alberta, Canada

La perfection est atteinte			Perfection is achieved
non pas lorsqu'il n'y a plus rien à ajouter	not when there is no more to add
mais lorsqu'il n'y a plus rien à retirer	but when there is no more to cut
			-- Antoine de Saint-Exupéry