[mythtv-users] Mythtv recording filesystem (sata) goes read only

[Sam Varshavchik]

Rich West writes:

> A larger snippet from the messages log is (dmesg gets cleared after reboot):
> Apr  3 16:47:27 mythtv1 kernel: ata4.00: exception Emask 0x0 SAct 0x0
> SErr 0x0 action 0x2 frozen
> Apr  3 16:47:27 mythtv1 kernel: ata4.00: cmd
> c8/00:00:77:31:21/00:00:00:00:00/e1 tag 0 dma 131072 in
> Apr  3 16:47:27 mythtv1 kernel:          res
> 40/00:01:00:4f:c2/00:00:00:00:00/00 Emask 0x4 (timeout)
> Apr  3 16:47:27 mythtv1 kernel: ata4.00: status: { DRDY }
> Apr  3 16:47:27 mythtv1 kernel: ata4: soft resetting link
> Apr  3 16:47:57 mythtv1 kernel: ata4.00: qc timeout (cmd 0x27)
> Apr  3 16:47:57 mythtv1 kernel: ata4.00: failed to read native max
> address (err_mask=0x4)
> Apr  3 16:47:57 mythtv1 kernel: ata4.00: HPA support seems broken, will
> skip HPA handling
> Apr  3 16:47:57 mythtv1 kernel: ata4.00: revalidation failed (errno=-5)
> Apr  3 16:47:57 mythtv1 kernel: ata4: failed to recover some devices,
> retrying in 5 secs
> Apr  3 16:48:02 mythtv1 kernel: ata4: soft resetting link
> Apr  3 16:48:02 mythtv1 kernel: ata4.00: configured for UDMA/133
> Apr  3 16:48:02 mythtv1 kernel: ata4: EH complete
> Apr  3 16:49:02 mythtv1 kernel: ata4.00: exception Emask 0x0 SAct 0x0
> SErr 0x0 action 0x2 frozen
> Apr  3 16:49:02 mythtv1 kernel: ata4.00: cmd
> c8/00:00:77:31:21/00:00:00:00:00/e1 tag 0 dma 131072 in
> Apr  3 16:49:02 mythtv1 kernel:          res
> 40/00:01:00:4f:c2/00:00:00:00:00/00 Emask 0x4 (timeout)
> Apr  3 16:49:02 mythtv1 kernel: ata4.00: status: { DRDY }
> Apr  3 16:49:02 mythtv1 kernel: ata4: soft resetting link
> Apr  3 16:49:03 mythtv1 kernel: ata4.00: configured for UDMA/133
> Apr  3 16:49:03 mythtv1 kernel: ata4: EH complete

The best way to get an answer as to what this means, is to post this whole 
thing on the linux-kernel and linux-ide mailing lists, together with your 
hardware details, and the specific kernel version you're running.


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