From: Ken Brown <kbrown@cornell.edu>
To: cygwin-apps@cygwin.com
Subject: Re: Heads up: Problems with parallel make
Date: Mon, 20 Feb 2023 19:48:37 -0500 [thread overview]
Message-ID: <fa8bc698-5c8c-acd1-b48b-a40bb27768dc@cornell.edu> (raw)
In-Reply-To: <eabdd8e7-fc18-90fb-7a75-d2bc2f5fd6e0@cornell.edu>
On 2/20/2023 6:29 PM, Ken Brown via Cygwin-apps wrote:
> On 2/20/2023 5:00 PM, Ken Brown via Cygwin-apps wrote:
>> On 2/20/2023 2:12 PM, Marco Atzeri via Cygwin-apps wrote:
>>> uploaded as test 4.4.0.91-1
>>>
>>>
>>> following message is still present while missing in 4.4-1
>>>
>>>> make[1]: warning: jobserver unavailable: using -j1. Add '+' to
>>>> parent make rule.
>>>>
>>>
>>> and I do not see clear evidence of parallelism like in 4.4-1
>>
>> I doubt if this is related to the pipe vs. fifo issue, but maybe you
>> should test 4.4.0.90-1 to be sure.
>>
>> Do you have a simple way to reproduce the problem? For example, does
>> it happen if you just make a toy cmake project?
>
> Ignore what I said about 'make -j13 check' working right in the TeX Live
> build. I just retried it and saw the "jobserver unavailable" message.
> When I saw several makes running at once, I think it was because of
> recursion, not parallelism. So there's a real problem that can be
> reproduced without cmake.
I'm going to report this upstream, as a continuation of the upstream bug
report that I filed earlier.
Ken
next prev parent reply other threads:[~2023-02-21 0:48 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-13 23:05 Ken Brown
2023-02-13 23:44 ` Brian Inglis
2023-02-14 0:38 ` Ken Brown
2023-02-14 16:49 ` Brian Inglis
2023-02-14 21:23 ` Marco Atzeri
2023-02-15 18:09 ` Ken Brown
2023-02-16 7:47 ` Marco Atzeri
2023-02-16 16:49 ` Brian Inglis
2023-02-16 18:57 ` Marco Atzeri
2023-02-16 22:48 ` Brian Inglis
2023-02-17 2:21 ` Ken Brown
2023-02-19 22:50 ` Ken Brown
2023-02-20 17:00 ` Achim Gratz
2023-02-20 17:14 ` Ken Brown
2023-02-20 17:34 ` Marco Atzeri
2023-02-20 19:12 ` Marco Atzeri
2023-02-20 19:45 ` Ken Brown
2023-02-20 22:00 ` Ken Brown
2023-02-20 23:29 ` Ken Brown
2023-02-21 0:48 ` Ken Brown [this message]
2023-02-27 21:41 ` Brian Inglis
2023-02-27 22:45 ` Ken Brown
2023-03-02 6:32 ` Marco Atzeri
2023-02-20 17:35 ` Brian Inglis
2023-02-14 2:33 ` Ken Brown
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