do I have to worry about these disk errors?

[Paulo Cavalcanti]

On Sun, Jun 7, 2009 at 12:16 PM, John Mellor <john.mellor at gmail.com> wrote:

> On Sun, 2009-06-07 at 09:31 -0500, Mike Chambers wrote:
> > On Sun, 2009-06-07 at 16:41 +0300, Jussi Lehtola wrote:
> >
> > > You can verify the diagnosis with
> > >
> > > # smartctl -A /dev/sda
> > >
> > > If you have a nonzero number in one or more of the following fields
> > >   Reallocated_Sector_Ct
> > >   Current_Pending_Sector
> > >   Offline_Uncorrectable
> > > then your hard drive is failing. Especially if you have something in
> > > the latter two you should panic.
> >
> > I was getting a report myself via the gui applet that my sd was failing
> > (this damn thing isn't even a year old), so I ran the command above..
> >
> > === START OF READ SMART DATA SECTION ===
> > SMART Attributes Data Structure revision number: 10
> > Vendor Specific SMART Attributes with Thresholds:
> > ID# ATTRIBUTE_NAME          FLAG     VALUE WORST THRESH TYPE
> > UPDATED  WHEN_FAILED RAW_VALUE
> >   1 Raw_Read_Error_Rate     0x000f   105   094   006    Pre-fail  Always
> > -       9758257
> >   3 Spin_Up_Time            0x0003   096   094   000    Pre-fail  Always
> > -       0
> >   4 Start_Stop_Count        0x0032   100   100   020    Old_age   Always
> > -       16
> >   5 Reallocated_Sector_Ct   0x0033   100   100   036    Pre-fail  Always
> > -       1
> >   7 Seek_Error_Rate         0x000f   075   060   030    Pre-fail  Always
> > -       39183414
> >   9 Power_On_Hours          0x0032   099   099   000    Old_age   Always
> > -       1247
> >  10 Spin_Retry_Count        0x0013   100   100   097    Pre-fail  Always
> > -       0
> >  12 Power_Cycle_Count       0x0032   100   100   020    Old_age   Always
> > -       15
> > 187 Reported_Uncorrect      0x0032   100   100   000    Old_age   Always
> > -       0
> > 189 High_Fly_Writes         0x003a   100   100   000    Old_age   Always
> > -       0
> > 190 Airflow_Temperature_Cel 0x0022   061   052   045    Old_age   Always
> > -       39 (Lifetime Min/Max 37/41)
> > 194 Temperature_Celsius     0x0022   039   048   000    Old_age   Always
> > -       39 (0 20 0 0)
> > 195 Hardware_ECC_Recovered  0x001a   065   061   000    Old_age   Always
> > -       52230011
> > 197 Current_Pending_Sector  0x0012   100   100   000    Old_age   Always
> > -       0
> > 198 Offline_Uncorrectable   0x0010   100   100   000    Old_age
> > Offline      -       0
> > 199 UDMA_CRC_Error_Count    0x003e   200   200   000    Old_age   Always
> > -       0
> > 200 Multi_Zone_Error_Rate   0x0000   100   253   000    Old_age
> > Offline      -       0
> > 202 TA_Increase_Count       0x0032   100   253   000    Old_age   Always
> > -       0
> >
> > Hopefully didn't get messed up and not wrapped.  Basically I see a 1
> > where the Reallocated_Sector_Ct is.  Is this thing going bad?
> >
> > --
> > Mike Chambers
> > Madisonville, KY
> >
> > Fedora Project - Bugzapper, Tester, User, etc..
> > miketc302 at fedoraproject.org
> >
>
> That does not look good.  But I don't think that the problem originates
> with the drive.  In fact, it looks like you have a problem with your
> case design - the disk is claiming to be running a lot hotter than it
> was designed for.  The resulting out-of-spec expansion of all of the
> disk components is probably the real cause of all of the other errors.
>

39 degrees celsius is not bad at all for an HD.
Anything below 45 degrees celsius is good (the maximum advertised
temperature is in general 60 degrees celsius).


-- 
Paulo Roma Cavalcanti
LCG - UFRJ
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