[olug] SSD & linux

[Brady Cox]

You could just mount /tmp and /var to a hard disk...


On Mon, Feb 25, 2013 at 4:44 PM, Rob Townley <rob.townley at gmail.com> wrote:

> On Mon, Feb 25, 2013 at 2:10 PM, Rob Townley <rob.townley at gmail.com>
> wrote:
> > On Mon, Feb 25, 2013 at 1:30 PM, Obi-Wan <obiwan at jedi.com> wrote:
> >>> Also set swappiness=5 since I got 32G ram and mounted /tmp and
> /var/logs into RAM so they get deleted on every reboot or shutdown.
> >>
> >> The sysadmin in me shrieks in terror at the thought of /var/logs getting
> >> wiped at ever reboot.
> >
> > i like those details, CentOS 6 can not use the 'discard' trim option
> > because it is only at 2.6.32, but 'discard' requires 2.6.35.  Then
> > again, i should check the --changelog to see if it was backported.
> >
> > rsyslog is already comes preinstalled in most distributions so logging
> > does not have to wear out your ssd.
> > Alternatively, is their room to add a spinning platters hdd for logging.
>
>
> hmmm, my KDE Trash can was empty, but running fstrim found
>  fstrim --verbose /
> /: 25667268608 bytes were trimmed
>
> More hmmm, discard destroys performance with some vendors.  Wonder who
> is vendor2 and vendor3?
> http://people.redhat.com/lczerner/discard/ext4_discard.html
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