perform builds on a different drive

[Ion-Mihai Tetcu]

On Thu, 09 Sep 2010 22:08:50 +0200
olli hauer <ohauer at gmx.de> wrote:

> On 2010-09-09 16:02, Dominic Fandrey wrote:
> > I intend to perform builds on a different drive similar to
> > setting WRKDIRPREFIX on a regular system. I have a drive I want
> > to dedicate to the task and which is mounted async, this is why
> > I don't want the more permanent files stored there.
> > 
> > On this list I found the suggestion to just make ${tb}/<BUILD>
> > a symlink. However whenever I start a new build the symlink is
> > removed and the directory recreated.
> > 
> > Is there any /working/ way to perform the builds somewhere else?
> > 
> > Regards
> > 
> 
> If you have enough RAM try the following (my actual layout)
> 
> drive 1:
>  /usr/ports
>  /data/distfiles
> 
> drive 2:
>  /tinderbox
>    /jails
>      /8.1        => md10 (200MB swap)
>      /8.1.bin    => copy of relX will be copied back to relX in
> ramdisk /8.1-FreeBSD  => md11 (1400MB swap), buildspace_relX
> 
> 
> With this layout and the help of the ramdisks I need in duration
> ~50-60% the time for a build with my ~400 favorite ports.
> I build all my ports used in prod. regularly and it is quit a
> difference if the build needs 4 hours instead 8-10 hours without
> ramdisks.
> 
> On my wish list is to mark a port build done if the port is build
> as decency for another port and have a higher queue id. I guess
> this can bring complete build time to 2 hours instead of 4.
> 
> PS:
> In all my builds I never hit the 1400MB limit for md11.

A 2GB for the build md is usually safe. But the biggest port needs
about 10 times as much.


-- 
IOnut - Un^d^dregistered ;) FreeBSD "user"
  "Intellectual Property" is   nowhere near as valuable   as "Intellect"
FreeBSD committer -> itetcu at FreeBSD.org, PGP Key ID 057E9F8B493A297B
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