gjournal crash: "error while writing data (error=6)"

[Charles Owens]

Pawel Jakub Dawidek wrote:
> On Mon, Oct 05, 2009 at 12:29:30PM -0400, Charles Owens wrote:
>   
>> Pawel Jakub Dawidek wrote:
>>     
>>> On Mon, Oct 05, 2009 at 10:23:25AM -0400, Charles Owens wrote:
>>>   
>>>       
>>>> Hello folks,
>>>>
>>>> We've had a system crash, apparently related to GEOM_JOURNAL, on an i386
>>>> system running 7.0-RELEASE-p11.   Here's what we could see on the screen
>>>> (formatted for readability):
>>>>
>>>> GEOM_JOURNAL: [copy] Error while writting data (error=6) \
>>>>     ad4s1a[WRITE(offset=43561402368, length=16384)]
>>>> GEOM_JOURNAL: [copy] Error while writting data (error=6) \
>>>>     ad4s1a[WRITE(offset=48868164096, length=16896)]
>>>> GEOM_JOURNAL: Error while reading data from ad4s1a (error=6).
>>>>     
>>>>         
>>> Error 6 (ENXIO, man errno(2)) might mean that ad4s1a disappeared. There
>>> were no any errors earlier indicating that ad4 was disconnected or
>>> similar?
>>>   
>>>       
>> Such as if someone had come by and temporarily pulled out the drive?  
>>     
>
> It can be buggy ata controller or failing disk.
>
>   
>> Nothing in the logs of the sort, no.
>>     
>
> What is exact partition size in bytes?
>   

>From 'bsdlabel ad4s1':

  a: 77594624        0    4.2BSD     2048 16384 28552 


77594624 * 512 = 39728447488 (37 GB)


**Charles Owens**
*Great Bay Software*****