On Thu, May 27, 2010 at 01:17:49PM +0200, Sorin Srbu wrote:
> >-----Original Message-----
> >From: Tyler J. Wagner [mailto:tyler AT tolaris DOT com]
> >Sent: Thursday, May 27, 2010 1:00 PM
> >To: backuppc-users AT lists.sourceforge DOT net; sorin.srbu AT orgfarm.uu 
> >DOT se
> >Subject: Re: [BackupPC-users] speed up backups
> >
> >On Thursday 27 May 2010 11:13:29 Sorin Srbu wrote:
> >> Looked into file system optimization again, while waiting for a backup to
> >> finish. Seems like "noatime" is a recommended setting in /etc/fstab. If I
> >> already have "defaults" set for the backup-array mount, and add
> "noatime",
> >> should I still keep "defaults"? Or is it implied that the defaults are
> not
> >> to be used anymore and therefore one can omit it in /etc/fstab?
> >>
> >> My file system-fu is not that strong... 8-/
> >
> >Replace "defaults" with "noatime" or better, "noatime,nodiratime".
> >
> >Then just remount, you don't need to reboot:
> >
> >mount -o remount /
> >
> >Replace / with the appropriate filesystem. I have a separate /var and
> >/var/local for backuppc.
> 
> Thanks. Just what I suspected. 
> 
> Nodiratime is new to me though. I can't say I've come upon it before. I'll
> try it at home first. 8-)
> 

It was for me to, but I see the following mentioned in several places:

"noatime is a superset of nodiratime"

That would imply, setting nodiratime with noatime doesn't add anything.

> -- 
> /Sorin



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