Mark Powell wrote:
quoted text
> On Wed, 15 Apr 2009, James R. Van Artsdalen wrote:
> 
>> James R. Van Artsdalen wrote:
>>
>>> I am getting many FLUSHCACHE timeout errors during "zfs recv" 
>>> operations.
>>
>>
>> This patch fixes this. PR to be filed.
>> In addition this causes any ata request that times out to print the
>> timeout, since it's going to be the timeout itself that's likely wrong.
> 
> 
> This is well known and had been repeated ad. inf.. Problem is, it never 
> got addressed:
> 
> http://wiki.freebsd.org/JeremyChadwick/ATA_issues_and_troubleshooting
> 
>   Attached is an 8-CURRENT patch which makes the ata timeout a tuneable. 
> Shamelessy ripped off the FreeNAS patch on the above url.
>   Cheers.

Is there any possibility to have it committed in to the tree? It seems 
useful, I have timeout problems [READ_DMA timed out] on few machines and 
this (tunable / longer timeout) should definitely fix it.

Miroslav Lachman
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