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uncorrectable data error reading fsbn ?????

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Derek Sivers

unread,
Dec 11, 2001, 8:48:01 PM12/11/01
to
whoa!

this in dmesg

any idea what could be causing it?

wd1a: uncorrectable data error reading fsbn 88148304 of 88148256-88148319
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148256-88148319
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148256-88148319
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148256-88148319
(wd1 bn 88148377; cn 87448 tn 12 sn 37), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148256-88148319
(wd1 bn 88148377; cn 87448 tn 12 sn 37)
uid 0 on /tmp: file system full
uid 0 on /tmp: file system full
uid 0 on /tmp: file system full
wd1a: uncorrectable data error reading fsbn 88148304 of 88148208-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148208-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148208-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148208-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148208-88148335
(wd1 bn 88148377; cn 87448 tn 12 sn 37), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148208-88148335
(wd1 bn 88148377; cn 87448 tn 12 sn 37)
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148383
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148383
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148383
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148383
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148272-88148383
(wd1 bn 88148377; cn 87448 tn 12 sn 37), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148272-88148383
(wd1 bn 88148377; cn 87448 tn 12 sn 37)
wd1a: uncorrectable data error reading fsbn 88148304 of 88148224-88148351
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148224-88148351
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148224-88148351
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148224-88148351
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148224-88148351
(wd1 bn 88148377; cn 87448 tn 12 sn 37), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148224-88148351
(wd1 bn 88148377; cn 87448 tn 12 sn 37)
wd1a: uncorrectable data error reading fsbn 88148304 of 88148288-88148383
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148288-88148383
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148288-88148383
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148288-88148383
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148288-88148383
(wd1 bn 88148377; cn 87448 tn 12 sn 37), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148288-88148383
(wd1 bn 88148377; cn 87448 tn 12 sn 37)
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148399
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148399
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148399
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148399
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148272-88148399
(wd1 bn 88148377; cn 87448 tn 12 sn 37), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148272-88148399
(wd1 bn 88148377; cn 87448 tn 12 sn 37)
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148272-88148335
(wd1 bn 88148377; cn 87448 tn 12 sn 37), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148272-88148335
(wd1 bn 88148377; cn 87448 tn 12 sn 37)
wd1a: uncorrectable data error reading fsbn 88148304 of 88148208-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148208-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148208-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148208-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148208-88148335
(wd1 bn 88148377; cn 87448 tn 12 sn 37), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148208-88148335
(wd1 bn 88148377; cn 87448 tn 12 sn 37)
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148383
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148383
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148383
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148383
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148272-88148383
(wd1 bn 88148377; cn 87448 tn 12 sn 37), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148272-88148383
(wd1 bn 88148377; cn 87448 tn 12 sn 37)
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148399
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148399
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148399
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148399
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148272-88148399
(wd1 bn 88148377; cn 87448 tn 12 sn 37), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148272-88148399
(wd1 bn 88148377; cn 87448 tn 12 sn 37)
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148304 of 88148272-88148335
(wd1 bn 88148367; cn 87448 tn 12 sn 27), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148272-88148335
(wd1 bn 88148377; cn 87448 tn 12 sn 37), retrying
wd1a: uncorrectable data error reading fsbn 88148314 of 88148272-88148335
(wd1 bn 88148377; cn 87448 tn 12 sn 37)

Derek Sivers

unread,
Dec 11, 2001, 9:45:48 PM12/11/01
to
>An extremely unhappy filesystem / disk media / drive controller?


Uh... could you put that into layman's terms for me?

:-)

Mike Bowie

unread,
Dec 12, 2001, 12:02:03 AM12/12/01
to
Derek,

I'm no expert but...

fsbn is file system block number

... so it would appear that your first partition on your secondary disk has
an error of some type.

It could be a filesystem error, that is, it could be fixed with fsck (see
man 8 fsck) or badsect (see man 8 badsect) or at very worst a low level
format etc.

It could be a bad sector on the disk... in which case you could replace it
(IMHO it only takes one bad 'apple') or use badsect to stop the system
trying to use that area of the disk.

It could be failing hardware on the drive itself... I find all too often
that the controllers on Maxtor drives and some of the cheaper seagate IDE
drives will crap out after a while, if you've got another identical disk
(*identical* being the key word,) you can swap the pcb's over and possibly
rescue your data.

These are just fixes in my experience... the long and the short of it is...
the OS can't read the data from your disk for one reason or another.

Hope that helps (and is somewhat accurate... :) )

Mike.

Theo de Raadt

unread,
Dec 12, 2001, 7:15:28 AM12/12/01
to
> whoa!
>
> this in dmesg
>
> any idea what could be causing it?

Let's read what it says:

uncorrectable data error reading ...

OK, let us see if we can understand that.

correctable means it can be fixed.
uncorrectable means it cannot be fixed.
a data error is probably bad
Oh, it was reading something.

Oh. So it read a block, there was a data error, and it could not
correct it.

In OpenBSD 3.1, we intend to change these messages to Swahili, so that
you have an easier time understanding them.

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