Re: Failing Hard Drive, or False Alarms?
On 2025-09-10, Andy Smith <andy@strugglers.net> wrote:
> Hi,
>
> On Wed, Sep 10, 2025 at 01:30:47PM -0400, Bruce Halco wrote:
>> Device: /dev/sda [SAT], 8 Currently unreadable (pending) sectors and Device:
>> /dev/sda [SAT], 30 Offline uncorrectable sectors These seem to come within a
>> day or so of a reboot, but it hasn't been long enough to know if that's a
>> red herring.
>
> This can never be ignored and is never a false positive. It means that
> the drive knows that 30 of its sectors became unreadable. The data
> there, if any — it can still be space outside a filesystem — is lost. If
> you have no redundancy (RAID, LVM mirror, btrfs, zfs, …) you may have
> lost data.
I thought we said earlier that redundancy wasn't a backup, and
vice-versa, so Bruce better have backups, no?
Reply to: