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Subject: Re: Number of build prozessors on Lucene node
From: Gavin McDonald <gmcdonald@apache.org>
In-Reply-To: <00b101d0db20$b33fbe80$19bf3b80$@apache.org>
Date: Thu, 20 Aug 2015 10:15:17 +0100
Message-Id: <2E35C036-688E-4812-9F07-81E7BA352FCE@apache.org>
References: <00b101d0db20$b33fbe80$19bf3b80$@apache.org>
To: builds@apache.org

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> On 20 Aug 2015, at 9:17 am, Uwe Schindler <uschindler@apache.org> =
wrote:
>=20
> Hi,
>=20
> could someone please change back the number of "build processors" for =
the "lucene" Jenkins node to 1? Currently it executes always 2 Jobs in =
parallel. The underlying server only has 4 cpu cores and the Lucene Job =
configuration is done in a way that it uses all available CPU nodes, so =
running 2 builds in parallel on is in most cases not a good idea. There =
are in fact some jobs, that don't require much CPU or are not =
multithreaded (like artifact builds), but those are generally quick. The =
main tasks taking several hours to execute are very CPU intensive - the =
reason why we have an own slave.
>=20
> Any information why this was changed? Unfortunately I don't have the =
power to configure this correctly.

I changed it short term to help with backlog.
When I did this (2 days ago) there were 166 builds in the queue, over 30 =
of those were waiting on the Lucene node.

Will change it back now.

HTH

Gav=E2=80=A6

>=20
> Uwe
>=20


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