Re: SSD optimization on Debian (2014)

[KS <lists04@fastmail.fm>]

On 08/07/14 09:37 PM, KS wrote:
> 
> Over the last couple of days I have tried to run the trim command a few
> times and it seems to trim lots of bytes. 1) is that normal? 2) does
> that matter if I forget it, and 3) is it better to run a cron
> daily/hourly to do that for me *if needed*?
> 
Oops, forgot the gave example:
first two commands were run first time yesterday, other two were first
after about 6hrs (first thing in morning)

$> time sudo fstrim -v /var
/var: 4278566912 bytes were trimmed

real    0m51.600s
user    0m0.004s
sys     0m0.304s
$> time sudo fstrim -v /home
/home: 49507049472 bytes were trimmed

real    0m31.243s
user    0m0.000s
sys     0m0.168s
$> time sudo fstrim -v /home
[sudo] password for k2:
/home: 0 bytes were trimmed

real    0m6.047s
user    0m0.028s
sys     0m0.000s
$> time sudo fstrim -v /var
/var: 0 bytes were trimmed

real    0m0.010s
user    0m0.004s
sys     0m0.000s