a question on mount count and maximum mount count

[lakshmi pathi]

thank you,I think using  these three solution smartctl ,last reboot
and mount count ,will help in arriving a (possible) solution.

Cheers,
Lakshmipathi.G

On Sun, May 31, 2009 at 4:31 AM, Jelle de Jong
<jelledejong at powercraft.nl> wrote:
> lakshmi pathi wrote:
>> This is a case of where knowing what you are really trying to do would
>> be useful
>>
>> sorry :) I came across this interesting question in Linux forum , I
>> thought about digging "/var/log/messages" and grep
>> "Freeing initrd memory"  or some unique message might give the required answer.
>> I posted the question here, because I wanted the professional answer :)
>>
>> Thanks guyz, today I learned by last command.But how reliable   "last
>> reboot" is ?  I quickly checked the man page it said /var/log/wtmp
>> used by last command.- what will happen if  the log file
>> modified/erased or archived.
>
> You can also use de S.M.A.R.T. statistics of the hard drive, it will not
> show you the reboots but it will show the spin ups of the hard drive so
> power off power on, you can use this with the last reboot command and
> get a good indication.
>
> Best regards,
>
> Jelle de Jong
>
> # /usr/sbin/smartctl -A /dev/sda | grep -E "Start_Stop_Count|Power_On_Hours|Power_Cycle_Count"
>  4 Start_Stop_Count        0x0032   100   100   000    Old_age   Always       -       9
>  9 Power_On_Hours          0x0032   098   098   000    Old_age   Always       -       8843
>  12 Power_Cycle_Count       0x0032   100   100   000    Old_age   Always       -       9
>
> /usr/sbin/smartctl -A /dev/sdb | grep -E "Start_Stop_Count|Power_On_Hours|Power_Cycle_Count"
>  4 Start_Stop_Count        0x0032   100   100   000    Old_age   Always       -       53
>  9 Power_On_Hours          0x0032   098   098   000    Old_age   Always       -       8844
>  12 Power_Cycle_Count       0x0032   100   100   000    Old_age   Always       -       53
>
>



-- 
Cheers,
Lakshmipathi.G