[ltp] ssd+tricks, performance
Tue, 18 Nov 2014 20:14:03 +0100
There are a lot of articles about what are the best tricks to enhance
performance and life span of a SSD disk (Paul recently posted quite a
(I have a Samsung 840 (no pro) installed)
Things I am relative sure about:
- fstab: one should use the noatime and nodiratime option
/ jfs nodiratime,noatime,errors=remount-ro 0 1
(I do not use the discard option, but run fstrim via cron.
- I set the I/O scheduler to noop.
Things I am not sure about:
- how often should I run fstrim? Right now I run it every hour but maybe
every day is sufficient?
- what is about the recommendation to have
tmpfs /tmp tmpfs defaults,noatime,mode=1777 0 0
In my fstab?? It seems that my Kubuntu 10.04 does not ship tmpfs so I
should compile it myself.