Ominous smartd messages ....

William A. Mahaffey III wam at
Wed Aug 3 19:15:22 UTC 2016

On 08/03/16 07:24, Matthew Seaman wrote:
> On 08/03/16 04:41, William A. Mahaffey III wrote:
>> My question is: Are these messages benign, or am I in the market for
>> more hardware ? *ANY* more questions, please ask. TIA & have a good one.
> It doesn't look particularly good.  Do you run the smartd selftests at
> all?  Worth giving that a go --
>     # smartctl -t long /dev/ada5
> This can be done while the disk is in use without upsetting anything.
> It will scan the disk for unreadable areas.  The disk does have a number
> of spare sectors it can use instead of any broken ones, but it generally
> needs to see a failed write to the affected area to trigger the
> substitution mechanism.  Once you run out of substitute sectors, the
> disk is basically toast and should be replaced.  With modern drives,
> seeing that mechanism in use at all typically means the drive is on the
> downward spiral and you should plan on replacing it PDQ.
> 	Cheers,
> 	Matthew

OK, after completion of the above command, I got the following:

[root at devbox, /etc, 2:18:44pm] 372 % smartctl -l selftest  /dev/ada5
smartctl 6.4 2015-06-04 r4109 [FreeBSD 9.3-RELEASE-p33 amd64] (local build)
Copyright (C) 2002-15, Bruce Allen, Christian Franke,

SMART Self-test log structure revision number 1
Num  Test_Description    Status                  Remaining 
LifeTime(hours)  LBA_of_first_error
# 1  Extended offline    Completed: read failure       90% 6671         

[root at devbox, /etc, 2:18:57pm] 373 %

What does this mean ?


	William A. Mahaffey III


	"The M1 Garand is without doubt the finest implement of war
	 ever devised by man."
                            -- Gen. George S. Patton Jr.

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