Re: Trimming priority:standard
Hi,
> Le Tue, Sep 23, 2014 at 07:22:11PM +0200, Marco d'Itri a écrit :
>> On Sep 23, Ralf Jung <post@ralfj.de> wrote:
>>
>>> I've seen multiple machines, including older machines of myself, to be
>>> under full disk load for at least several minutes due to (some form of)
>>> locate - every time the cronjob runs. The slowdown was noticeable,
>> This is hard to believe, since the cron job uses ionice -c3.
>
> I had a similar experience with ‘tracker’, GNOME's equivalent of locate, which
> also runs under ionice. Unfortunately I can not recall if during the years I
> used the systems where the slowdown was noticeable I had changed something
> relevant in the configuration of the hard drive (like running a hdparm command)
> or if it was pristine. The common thing between these machines was a loud and
> slow hard drive: I never had this problem with a SSD (but again, on SSD I run
> more recently installed systems where I am sure that I never used hdparm).
>
> Anyway, the point I want to make is that we should trust Ralf when he reports
> that full disk load slows his machine despite cron jobs using ionice, although
> this is probably a corner case.
Just to clarify, it should be "slowed" my machine - my current machine
has an SSD and no form of locate installed, all this is experience from
2 or more years ago. Since then I made sure that the experience does not
repeat ;-)
Kind regards
Ralf
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