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Re: running parallel make jobs and avoiding jumbled/garbled output?

From: Per Jessen
Subject: Re: running parallel make jobs and avoiding jumbled/garbled output?
Date: Fri, 07 Mar 2008 08:46:00 +0100
User-agent: KNode/0.10.4

Paul Smith wrote:

> On Thu, 2008-03-06 at 18:24 +0100, Per Jessen wrote:
>> Paul, how likely do you think it is that the problems I'm seeing are
>> related to this timestamp issue?   Upgrading this server is going to
>> take some time, but I could perhaps try to replicate the setup
>> elsewhere.
> Well, you said it seemed to be related to running via cron.  It seems
> unlikely to me that if the same build with the same amount of
> parallelism and the same command line running on the same server in
> the same filesystem works properly when you invoke it by hand and
> breaks when you run it from cron, that it is related to the filesystem
> timestamp support.
> Anyway, it should be pretty trivial to test.  One option is to go in
> and
> add "sleep 1" into your makefile recipes.  Things will get a lot
> slower BUT you can see whether it fixes the problem or not.

Good suggestion - tried it, and it didn't change anything.  Well, that's
a relief at least, I really did not like the idea of having to upgrade
that particular system. 

/Per Jessen, Z├╝rich

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