Re: Sudden wierd SATA problem on RELENG_7 (Re: ZFS hanging at kernel boot now, but didn't before... (Re: ZFS MFC heads up))

2009-06-02 Thread Joe Karthauser
on 23/05/2009 05:26 Alexander Motin said the following: Hi. Joe Karthauser wrote: I spoke too soon. It must have just randomly booted, because it is now hanging again. No amount of jiggling cables has made any difference. Can you provide verbose boot messages of your system from the

Sudden wierd SATA problem on RELENG_7 (Re: ZFS hanging at kernel boot now, but didn't before... (Re: ZFS MFC heads up))

2009-05-22 Thread Joe Karthauser
Hi Alexander, I've love it if you were able to provide some insight into this problem. I'm going to try switching sata cables around next to see if the problem goes away if I disconnect some combination of bays. Thanks, Joe on 22/05/2009 19:39 Kip Macy said the following: Motin is your

Re: Sudden wierd SATA problem on RELENG_7 (Re: ZFS hanging at kernel boot now, but didn't before... (Re: ZFS MFC heads up))

2009-05-22 Thread Joe Karthauser
This appears to have gone away now. I unplugged the bay that was causing the trouble, and the system booted just fine on the remaining 4 drives. Then I plugged the bay back in (live) and did an atacontrol detach/attach on that bus (I wonder why I always have to do that). The drive was seen,

RE: Sudden wierd SATA problem on RELENG_7 (Re: ZFS hanging at kernel boot now, but didn't before... (Re: ZFS MFC heads up))

2009-05-22 Thread Larry Rosenman
I saw really strange stuff with one bad SATA cable on my 6 drive ZFS array. It would work most of the time, but the scrub would either cough up CRC's or hang. I wound up replacing the disk *AND* the cable, and it's been fine since. This is on a SuperMicro chassis with Intel chips. YMMV --

Re: Sudden wierd SATA problem on RELENG_7 (Re: ZFS hanging at kernel boot now, but didn't before... (Re: ZFS MFC heads up))

2009-05-22 Thread Joe Karthauser
I spoke too soon. It must have just randomly booted, because it is now hanging again. No amount of jiggling cables has made any difference. :(. Joe on 22/05/2009 20:40 Joe Karthauser said the following: Hi Alexander, I've love it if you were able to provide some insight into this problem.

Re: Sudden wierd SATA problem on RELENG_7 (Re: ZFS hanging at kernel boot now, but didn't before... (Re: ZFS MFC heads up))

2009-05-22 Thread Alexander Motin
Hi. Joe Karthauser wrote: I spoke too soon. It must have just randomly booted, because it is now hanging again. No amount of jiggling cables has made any difference. Can you provide verbose boot messages of your system from the beginning up to the problem? Especially, all related to the ATA.