OBUNTU: new kernel; new failures

[Paul King]

Thanks. I have moved to 2.6.22 and there hasn't been any messages in
over an hour of that kind. 

Paul

On Tue, 2008-06-03 at 10:43 -0400, Lennart Sorensen wrote:
> On Mon, Jun 02, 2008 at 09:09:35PM -0400, Paul King wrote:
> > UBUNTU has just installed a new kernel. I have recently noted that I
> > have been getting errors in /var/log/messages and /var/log/syslog about
> > 20-40 seconds apart. Here is a sample of the messages:
> > 
> > ???========8< SNIP 8<=============8< SNIP 8<======================
> > 
> > Jun  2 21:01:51 aragorn kernel: [185885.129183] ata4.01: exception Emask
> > 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
> > Jun  2 21:01:51 aragorn kernel: [185885.129209] ata4.01: cmd
> > a0/00:00:00:00:00/00:00:00:00:00/b0 tag 0
> > Jun  2 21:01:51 aragorn kernel: [185885.129211]          cdb 00 00 00 00
> > 00 00 00 00  00 00 00 00 00 00 00 00
> > Jun  2 21:01:51 aragorn kernel: [185885.129214]          res
> > 40/00:03:00:08:00/00:00:00:00:00/a0 Emask 0x4 (timeout)
> > Jun  2 21:01:51 aragorn kernel: [185885.129219] ata4.01: status:
> > { DRDY }
> > Jun  2 21:01:51 aragorn kernel: [185885.129257] ata4: soft resetting
> > link
> > Jun  2 21:02:23 aragorn kernel: [185916.970328] ata4.00: configured for
> > UDMA/33
> > Jun  2 21:02:23 aragorn kernel: [185917.149782] ata4.01: configured for
> > PIO0
> > Jun  2 21:02:23 aragorn kernel: [185917.149817] ata4: EH complete
> > 
> > ========8< SNIP 8<=============8< SNIP 8<======================
> > 
> > This gives me a creepy feeling that one of my hard drives are failing.
> > Can anyone interpret these messages and tell me for sure? What is
> > "ata4.0x", where x is an integer? Frankly, these errors may have existed
> > before the install; it's just the first time I've noticed it.
> > 
> > I am using kernel version "2.6.24-17-generic", freshly installed.
> 
> 2.6.24 has some serious issues with some chipsets for disk access, so it
> is quite likely a kernel problem, and not hardware in this case.
> 
> Going back to 2.6.22 or earlier seems fine for many people, and 2.6.25
> also seems to fix most of it, although a few may have to wait until
> 2.6.26 to have it all in order again.
> 
> -- 
> Len Sorensen
> --
> The Toronto Linux Users Group.      Meetings: http://gtalug.org/
> TLUG requests: Linux topics, No HTML, wrap text below 80 columns
> How to UNSUBSCRIBE: http://gtalug.org/wiki/Mailing_lists
> �

--
The Toronto Linux Users Group.      Meetings: http://gtalug.org/
TLUG requests: Linux topics, No HTML, wrap text below 80 columns
How to UNSUBSCRIBE: http://gtalug.org/wiki/Mailing_lists