> On Mon, Oct 6, 2008 at 8:49 AM, Francois Cami <fcami_at_winsoft.fr> wrote:
> > I would not run an ext3 filesystem with data=writeback . noatime and
> > nodiratime provide a welcome boost by eliminating unneeded writes,
> > however writeback is not {powerfailure, system crash}-safe. If you
> > value your time (especially the time spent putting systems back up
> > after a system failure), you should use data=ordered.
On 06.10.08 09:19, Kinkie wrote:
> That's of course a possibility.
> It all boils down to the usual performance vs. resiliency tradeoff,
> and it depends on each sysadmin's unique operational situation.
Yes, but using data=writeback is not a tuning, but risking. Using that on
squid cache dir may require cleaning cache_dir after each crash, otherwise
you risk providing invalid data
-- Matus UHLAR - fantomas, uhlar@fantomas.sk ; http://www.fantomas.sk/ Warning: I wish NOT to receive e-mail advertising to this address. Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu. Micro$oft random number generator: 0, 0, 0, 4.33e+67, 0, 0, 0...Received on Mon Oct 06 2008 - 09:06:39 MDT
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