[Box-Admins] How does Jenkins start?

[Ken Causey]

> -------- Original Message --------
> Subject: Re: [Box-Admins] How does Jenkins start?
> From: Frank Shearar <frank.shearar at gmail.com>
> Date: Sun, February 09, 2014 4:12 pm
> To: Ken Causey <ken at kencausey.com>
> 
> 
> On 9 February 2014 21:30, Ken Causey <ken at kencausey.com> wrote:
> >> -------- Original Message --------
> >> Subject: Re: [Box-Admins] How does Jenkins start?
> >> From: Frank Shearar <frank.shearar at gmail.com>
> >> Date: Sun, February 09, 2014 3:14 pm
> >> To: Ken Causey <ken at kencausey.com>
> >>
> > ...
> >> > What causes you to doubt the use of /etc/default/jenkins to set the
> >> > variable?  If you look at /etc/init.d/jenkins there is a line there that
> >> > sources (loads) /etc/default/jenkins prior to the use of the variable.
> >> > But I see that it is now set at the bottom so likely you decided to try
> >> > this and I'm a bit late.
> >>
> >> I haven't edited any files yet.
> >>
> >> In FreeBSD at least, /etc/default/* isn't for editing; the foo service
> >> script will read in the /etc/default/foo but then also read in another
> >> script (in FreeBSD that's /etc/rc.config, IIRC) that overrides the
> >> defaults.
> >>
> >> It's been quite a few months since I last worked on an init.d service,
> >> and expected a similar setup: some kind of source of overrides.
> >>
> >> frank
> >>
> >> > Ken
> >
> > I agree with you that it seems there should be another level, for local
> > configuration, in a separate location but I don't believe that has
> > become standard policy in Debian.  Of course many programs will have
> > their own separate configuration files and I have to wonder if what you
> > want to change can't be changed in a jenkins specific config file.  But
> > I double checked and /etc/default/jenkins is marked in the package as a
> > configuration file meaning that upgrading the package won't simply stomp
> > the file before asking.
> 
> OK. I've made a backup of /etc/defaults/jenkins just in case (as
> /etc/default/jenkins.bak).

Good policy! I believe that if a package upgrade found that the original
file had been modified it would do something similar.

> Given the limited memory on the box I'm not
> giving Java more GC space. I'm just letting GC unload class
> definitions to try delay Jenkins running out of PermGen space.

Thanks for working on optimizing the setup.

> 
> Thanks for your help, Ken!

As always, you are welcome.

> 
> frank
> 
> > Ken