[mythtv-users] Recordings slow to start?

John Pilkington J.Pilk at tesco.net
Thu Jul 2 08:35:23 UTC 2015


On 02/07/15 08:57, Gary Buhrmaster wrote:
> On Thu, Jul 2, 2015 at 7:32 AM, John Pilkington <J.Pilk at tesco.net> wrote:
>> ...  I run it at quiet times with ionice -c3
>
> Since the database engine is doing the actual I/O the only thing
> you are ionice'ing is the request to start the next activity in your
> script (unless you are ionice'ing the database engine, but that
> impacts all usage).  So while io/nice may be a good practice
> for many "background" activities, in this case it is not
> accomplishing what you likely desire.

Interesting.  Thanks.  I also use elevator=deadline, and ISTR Daniel K 
saying that ionice did/didn't interact with that.  Anyway, things seem 
to work...



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