On Sun, Jun 26, 2016 at 8:57 PM, Nick Austin <nick@xxxxxxxxxxxxxxx> wrote:
> sudo btrfs fi show /mnt/newdata
> Label: '/var/data' uuid: e4a2eb77-956e-447a-875e-4f6595a5d3ec
> Total devices 4 FS bytes used 8.07TiB
> devid 1 size 5.46TiB used 2.70TiB path /dev/sdg
> devid 2 size 5.46TiB used 2.70TiB path /dev/sdl
> devid 3 size 5.46TiB used 2.70TiB path /dev/sdm
> devid 4 size 5.46TiB used 2.70TiB path /dev/sdx
It looks like fi show has bad data:
When I start heavy IO on the filesystem (running rsync -c to verify the data),
I notice zero IO on the bad drive I told btrfs to replace, and lots of IO to the
expected replacement.
I guess some metadata is messed up somewhere?
avg-cpu: %user %nice %system %iowait %steal %idle
25.19 0.00 7.81 28.46 0.00 38.54
Device: tps kB_read/s kB_wrtn/s kB_read kB_wrtn
sdg 437.00 75168.00 1792.00 75168 1792
sdl 443.00 76064.00 1792.00 76064 1792
sdm 438.00 75232.00 1472.00 75232 1472
sdw 443.00 75680.00 1856.00 75680 1856
sdx 0.00 0.00 0.00 0 0
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