I/O errors on Hammer volume
Matthew Dillon
dillon at apollo.backplane.com
Tue Apr 13 22:59:05 PDT 2010
:It took almost 2 hours to run but found no errors.
:There was only a few "Debug: pmap_interlock 00010003" lines in dmesg output.
:
:> But beyond that, think back about things you might have done
:> in the past that is outside the norm for HAMMER operations
:> that might have caused the problem, such as add or remove
:> a volume or adjust the disklabel or something like that.
:
:Nothing so extreme.
:
:I have updated the system to the latest 2.6 a few days ago. I think the
:previous version didn't have the new REDO code.
:
:I also briefly ran a DragonFly-2.6/x86-64 test installation from another disk
:and used the existing 500GB drive /home PFS. The error messages appeared the
:following day.
:
:--
:Francois Tigeot
Hmm. Maybe there is an issue with 64-bit vs 32-bit use of the same
HAMMER filesystem. That hasn't been tested well at all, though
theoretically it should work just fine.
I think what I need is a full 'hammer -f <device> show' dump of the
filesystem. It will be large, but it should be able to bzip2
reasonably well. If you can upload that to leaf I can take a look
at it. I also need a list of (a few of the) broken filenames that
I can track down, including their inode numbers (ls -lia).
-Matt
Matthew Dillon
<dillon at backplane.com>
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