Re: ATA_PIIX - soft resetting port, port is slow to respond, machine "freezes" for a few seconds

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Tomasz Chmielewski wrote:
> Joris schrieb:
>> Hello Tomasz,
>>
>>
>> This appears remarkably simelar to what I'm experiencing, altough I'm
>> getting that on sata ports.
>> I'm currently at a loss on what caused this, but if there's two of
>> us... ;-)
>> See: http://marc.info/?l=linux-ide&m=118812690407577&w=2
>>
>> What kind of hardware are you running?
> 
> It's a dual core Xeon.
> 
> Root filesystem starts off a 2 GB Transcend IDE flash disk, and there is
> a 4-disk RAID-10 array behind a hardware RAID, with LVM on it.
> 
> I noticed it doesn't soft reset anymore once the kernel said:
> 
> ata1.00: limiting speed to MWDMA1:PIO4

Aieee... MWDMA2 brokenness again.  cc'ing Jeff and Alan for the record.

Thanks.

-- 
tejun
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