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10
votes
4answers
6k views

Linux - Repairing bad blocks on a RAID1 array with GPT

The tl;dr: how would I go about fixing a bad block on 1 disk in a RAID1 array? But please read this whole thing for what I've tried already and possible errors in my methods. I've tried to be as ...
4
votes
4answers
753 views

Monitor disk health using smartd (in smartmontools) on a high availability software RAID 1 server

I have a server with three identical SATA/600 3TB drives: /dev/sda, /dev/sdb, /dev/sdc. The drives are partitioned, using GPT with three partitions each: 1 MB: Reserved partition for boot loader 1 ...
3
votes
2answers
78 views

How to get smartd to ignore an HDD?

I have an external HDD which does not report SMART information properly (it gives nonsense results). As such, the smartd daemon (part of smartmontools) keeps giving false alarms on how the device ...
2
votes
2answers
60 views

Understanding smartctl output for a CF card

I'm testing SMART support on some Compact Flash cards. After running smartctl -A on my card I'm getting the output below (also available here: http://pastebin.com/BX8GcLCX). The UPDATED column says ...
2
votes
0answers
96 views

smartd custom logfile on systemd + journald based system

An excerpt from smartd manpage reads: -l FACILITY, --logfacility=FACILITY Uses syslog facility FACILITY to log the messages from smartd. Here FACILITY is one of local0, local1, ..., local7, or ...
1
vote
1answer
87 views

smartctl: suspend read-scan the remainder of the disk

I have started read-scan the disk using: smartctl -t select,10-11 -t afterselect,on -t pending,45 /dev/sda It seems, however, it kills the disk performance. I had expected that the read-scan would ...