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Subject: Re: making editors/openoffice-devel within poudriere: out of swap
 with 10 GByte
To: freebsd-current@freebsd.org
References: <20160208203812.GA5911@c720-r292778-amd64>
From: Allan Jude <allanjude@freebsd.org>
Message-ID: <56B903E2.3050407@freebsd.org>
Date: Mon, 8 Feb 2016 16:08:50 -0500
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On 2016-02-08 15:38, Matthias Apitz wrote:
>
> Hello,
>
> I have a poudriere oven, amd64 based on r292778 and poudriere 3.1.99.20151204
> which served fine to build some 1700 ports. Yesterday I started to make
> in addition editors/openoffice-devel, and it ended up eating all
> attached swap space and at the end today with out of swap after some ~15 hours...
>
> The swap is 4 GByte /dev/ada0p3 and in addition 6 plain files of 1 GByte added
> as swap devices.
>
> What I do not understand, while watching the situation with top, there
> have only be running as maximum 2 processes clang++, and always starting new
> processes for new foo.cxx files, and theses have had a memory of some
> let's says 200 Mbytes each, as max. How can this lead to eat up 10 GByte swap
> space?
>
> 	matthias
>

Where you using the tmpfs feature of poudriere? I believe it is on by 
default. This will obviously use up a bunch of ram and cause swapping.

-- 
Allan Jude