Re: could not fdatasync log file: Input/output error

Just before we restart the server today, I found only one line as:

PANIC: could not fdatasync log file 000000010000017600000083: Input/output
error
the database system is in recovery mode

On Mon, Oct 16, 2017 at 10:43 AM said assemlal <said(dot)assemlal(at)gmail(dot)com>
wrote:

> Hi,
>
> The postgresql crashed on friday due to IO errors. It seems that the
> filesystem puked.
>
> PANIC: could not fdatasync log file 000000010000017600000077: Input/output
> error
> LOG: database system was interrupted; last known up at 2017-10-13 15:26:28
> EDT
> WARNING: terminating connection because of crash of another server process
> FATAL: the database system is in recovery mode
>
> Some errors from the kernel given by the sysadmin:
>
> Buffer I/O error on device dm-3, logical block 2900794
> lost page write due to I/O error on dm-3
> Buffer I/O error on device dm-3, logical block 2900795
> lost page write due to I/O error on dm-3
> Buffer I/O error on device dm-3, logical block 2900796
> lost page write due to I/O error on dm-3
> Buffer I/O error on device dm-3, logical block 2900797
> lost page write due to I/O error on dm-3
>
> So we have restarted the server, everything seems to be fine. Should I
> perform other tests ? Or Should I use a backup to restore the database ?
>
> Thanks for your advice.
> Saïd
>