[mythtv-users] NVP prebuffering pause

Mircea Marghidanu mirceam at nervus.org
Fri Feb 8 21:12:06 UTC 2008


Willy Boyd wrote:
> On Feb 8, 2008 2:41 PM, Michael Rice <mikerice1969 at gmail.com> wrote:
>   
>> On 2/8/08, Mark Hutchinson <mark at onnow.net> wrote:
>>     
>>> OK, a bit more info perhaps would assist.
>>>
>>> It is all local, no NFS, 80 gig SATA drive, I see no real IO wait, 4
>>> gigs ram, Core2duo 1.86 ghz ( too slow you think ) and I dont see much
>>> load on the cpu.
>>>       
>
> This bit me right after I built my new BE/FE box that should (and is)
> more than capable of playing HD.
>
> A couple things that come to mind:  tweaking mysql params to increase
> some internal buffers and caches can make the difference (search this
> list; if I remember I'll try to post mine later from home).  Along
> those same lines, I see you have everything on one drive.  The current
> recommendation is to have at least the database on a separate spindle
> from the video storage.  Tuning those mysql params can go a long way
> to help but you may still need to end up doing this no matter how
> beefy the rest of the system is.  It can be something completely
> unrelated, these are just the two things that bit me and took me the
> longest to try.
>
> - Willy
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>   


You should also check your /proc/interrupts and see if the IRQ for your 
soundcard is shared with something else...


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