Stefan Behrens 442a4f6308 Btrfs: add device counters for detected IO and checksum errors ...

The goal is to detect when drives start to get an increased error rate,
when drives should be replaced soon. Therefore statistic counters are
added that count IO errors (read, write and flush). Additionally, the
software detected errors like checksum errors and corrupted blocks are
counted.

Signed-off-by: Stefan Behrens <sbehrens@giantdisaster.de>

2012-05-30 10:23:39 -04:00

66 KiB

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