Control: severity -1 important Control: tag -1 moreinfo On Thu, 20 Aug 2015 00:23:38 +0200 Dan Smolik <mar...@mydatex.cz> wrote: > Package: src:linux > Version: 3.16.7-ckt11-1+deb8u3 > Severity: critical > Justification: causes serious data loss
That's not correct, unless you are also unable to read back previously written data after the write failure. > Dear Maintainer, > > I have installed new system to little old HW. Connect 3 disks and made RAID5 > array on top of this array > I made volumegroup data. Create volume about 800G. Format it with ext4. And > start copynig data. > And after couple of hour I get this: > > [252440.711127] EXT4-fs warning (device dm-5): ext4_end_bio:317: I/O error -5 > writing to inode 35913733 (offset 167268843520 size 3674112 starting block > 95985792) > [252440.711799] buffer_io_error: 246 callbacks suppressed > [252440.712032] Buffer I/O error on device dm-5, logical block 95985792 > [252440.712308] Buffer I/O error on device dm-5, logical block 95985793 > [252440.712585] Buffer I/O error on device dm-5, logical block 95985794 > [252440.712879] Buffer I/O error on device dm-5, logical block 95985795 > [252440.713162] Buffer I/O error on device dm-5, logical block 95985796 > [252440.713419] Buffer I/O error on device dm-5, logical block 95985797 > [252440.713691] Buffer I/O error on device dm-5, logical block 95985798 > [252440.713953] Buffer I/O error on device dm-5, logical block 95985799 > [252440.714213] Buffer I/O error on device dm-5, logical block 95985800 > [252440.714467] Buffer I/O error on device dm-5, logical block 95985801 > [252440.714820] EXT4-fs warning (device dm-5): ext4_end_bio:317: I/O error -5 > writing to inode 35913733 (offset 167268843520 size 3674112 starting block > 95985664) > And copying files fails. Switching to XFS solve problem. Which of the many ATA/SCSI controllers in this system are the disks attached to? What model are they, and are they new or old? Ben. -- Ben Hutchings Life would be so much easier if we could look at the source code.
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