On Wed, 2011-01-05 at 13:25 -0800, Patrick wrote:
>
> On Jan 5, 2011, at 10:13 AM, Brice Figureau wrote:
>
> > On 05/01/11 18:11, Sébastien Barthélémy wrote:
> > > Hello,
> > >
> > > I store camera pictures in a git repository, which became quite
> > > big:
> > > 104 GB for the whole (non-bare) repository.
> > >
> > > I wanted to fix the files permissions, and thought puppet might be
> > > the
> > > good tool for this (I like its declarative way of simplifying my
> > > life).
> > >
> > > I gave it a try, with the following statements
> > >
> > > node "navi" {
> > > file {
> > > "/Users/seb/Pictures/pictures/":
> > > mode => 0640,
> > > owner => "seb",
> > > group => "staff",
> > > recurse => true,
> > > ignore => ".git"
> > > }
> > > file {
> > > "/Users/seb/Pictures/pictures/.encfs5/":
> > > mode => 0600,
> > > owner => "seb",
> > > group => "staff",
> > > recurse => true,
> > > }
> > > file {
> > > "/Users/seb/Pictures/pictures/.git/":
> > > mode => 0600,
> > > owner => "seb",
> > > group => "staff",
> > > recurse => true,
> > > }
> > > file {
> > > "/Users/seb/Pictures/pictures/.git/hooks/":
> > > mode => 0700,
> > > owner => "seb",
> > > group => "staff",
> > > recurse => true,
> > > }
> > > }
> > >
> > > And a call to "sudo puppet -l /tmp/puppet.log ~/statement.pp"
> > >
> > > Well, that was 4 hours ago and since then, ruby is eating 100% of
> > > my CPU
> > > (of one core of my 2.26GHz core 2 duo).
> > > From the log file, I can tell that puppet is indeed fixing perms,
> > > at a
> > > rate lower than one file per 10 seconds.
> > >
> > > I think find, xargs and chmod would take a few minutes at most
> > > (will try
> > > later).
> > >
> > > Why is puppet so slow at this job? Is there any way I could
> > > improve the
> > > speed?
> >
> > Puppet is md5 checksumming all your files and that is a loooong and
> > slooow operation.
> >
> > If you run 2.6, you should add:
> > checksum => none
> >
> > to your file resources, and it should be way faster.
> >
>
>
>
>
> I'm finding that with my version of puppet (2.6.4), the checksum line
> has no effect on the run time when run on a directory containing 10
> files that total 7.5GB. I am not using the source parameter and it
> takes just over 2 seconds to run with "checksum => none" or "checksum
> => md5". My test computer is a Core 2 Duo running on a laptop. I am
> not using a puppetmaster to test.
Then puppet is not checksumming your files (or it would take longer than
2s). It's possible that now we default to checksum none when there is no
source or content.
> I'm still interested to see if adding that line helps though.
Clearly no. Do you think 2s is too long?
--
Brice Figureau
Follow the latest Puppet Community evolutions on www.planetpuppet.org!
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