Prakash K. Cheemplavam wrote:

> Nick Piggin wrote:
>
>>
>>
>> Prakash K. Cheemplavam wrote:
>>
>>> Ok, I found the bugger: It *IS* the sheduler. I tried 
>>> elevator=deadline and all stuttering went away. Before I was using 
>>> as. mm1 used default sheduler (as I think) and ther eno probs. So 
>>> the (updated?) as sheduler in mm2 has a problem...
>>
>>
>>
>>
>> Weird. I have a few new AS patches in mm2 so its probably them. I can't
>> see why they'd be causing you to lose interrupts though. Could you try
>> this patch please.
>
>
> So i tried the patch, but it didn't help. I cannot feel any 
> difference. Here are the vstats. First for dealine and second fro 
> patched as. Please keep in mind that (at the end of the stat) I 
> fiddled a bit around with the kernel sources while doing the burn. 
> Intersting would be the start of the erasing and start of burning. 
> There as gives serious stuttering.



OK thanks. Please try this patch then. Thank you.