ONTAP Hardware
ONTAP Hardware
Hi everyone,
I'm in a big truoble. I've got 4 spare disks, but my raid i degraded. How can I solve this?
I'm using FAS3020 wits system 7.2.6
NETAPP> sysconfig -r
Aggregate aggr0 (online, raid_dp, degraded) (block checksums)
Plex /aggr0/plex0 (online, normal, active)
RAID group /aggr0/plex0/rg0 (normal)
RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks)
--------- ------ ------------- ---- ---- ---- ----- -------------- --------------
dparity 0c.16 0c 1 0 FC:B - ATA 7200 423111/866531584 423889/868126304
parity 0c.18 0c 1 2 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0a.21 0a 1 5 FC:A - ATA 7200 423111/866531584 423889/868126304
data 0c.17 0c 1 1 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.28 0c 1 12 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0a.26 0a 1 10 FC:A - ATA 7200 423111/866531584 423889/868126304
data 0c.25 0c 1 9 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.24 0c 1 8 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.23 0c 1 7 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.22 0c 1 6 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.20 0c 1 4 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.19 0c 1 3 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0a.29 0a 1 13 FC:A - ATA 7200 423111/866531584 423889/868126304
RAID group /aggr0/plex0/rg1 (normal)
RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks)
--------- ------ ------------- ---- ---- ---- ----- -------------- --------------
dparity 0a.32 0a 2 0 FC:A - ATA 7200 423111/866531584 423889/868126304
parity 0c.33 0c 2 1 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.34 0c 2 2 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0a.35 0a 2 3 FC:A - ATA 7200 423111/866531584 423889/868126304
data 0a.36 0a 2 4 FC:A - ATA 7200 423111/866531584 423889/868126304
data 0c.37 0c 2 5 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.38 0c 2 6 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0a.39 0a 2 7 FC:A - ATA 7200 423111/866531584 423889/868126304
data 0a.40 0a 2 8 FC:A - ATA 7200 423111/866531584 423889/868126304
data 0c.41 0c 2 9 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.42 0c 2 10 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.43 0c 2 11 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.44 0c 2 12 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.58 0c 3 10 FC:B - ATA 7200 423111/866531584 423889/868126304
RAID group /aggr0/plex0/rg2 (degraded)
RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks)
--------- ------ ------------- ---- ---- ---- ----- -------------- --------------
dparity 0c.57 0c 3 9 FC:B - ATA 7200 423111/866531584 423889/868126304
parity 0c.49 0c 3 1 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.27 0c 1 11 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.48 0c 3 0 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.60 0c 3 12 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.45 0c 2 13 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.51 0c 3 3 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.50 0c 3 2 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0c.56 0c 3 8 FC:B - ATA 7200 423111/866531584 423889/868126304
data 0a.54 0a 3 6 FC:A - ATA 7200 423111/866531584 423889/868126304
data 0c.52 0c 3 4 FC:B - ATA 7200 423111/866531584 423889/868126304
data FAILED N/A 423111/866531584
Aggregate aggr1 (online, raid_dp) (block checksums)
Plex /aggr1/plex0 (online, normal, active)
RAID group /aggr1/plex0/rg0 (normal)
RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks)
--------- ------ ------------- ---- ---- ---- ----- -------------- --------------
dparity 0c.64 0c 4 0 FC:B - ATA 7200 847555/1735794176 847827/1736350304
parity 0a.70 0a 4 6 FC:A - ATA 7200 847555/1735794176 847827/1736350304
data 0c.75 0c 4 11 FC:B - ATA 7200 847555/1735794176 847827/1736350304
data 0a.68 0a 4 4 FC:A - ATA 7200 847555/1735794176 847827/1736350304
data 0c.67 0c 4 3 FC:B - ATA 7200 847555/1735794176 847827/1736350304
data 0a.72 0a 4 8 FC:A - ATA 7200 847555/1735794176 847827/1736350304
data 0c.65 0c 4 1 FC:B - ATA 7200 847555/1735794176 847827/1736350304
data 0c.76 0c 4 12 FC:B - ATA 7200 847555/1735794176 847827/1736350304
data 0a.69 0a 4 5 FC:A - ATA 7200 847555/1735794176 847827/1736350304
data 0a.74 0a 4 10 FC:A - ATA 7200 847555/1735794176 847827/1736350304
data 0c.73 0c 4 9 FC:B - ATA 7200 847555/1735794176 847827/1736350304
data 0a.66 0a 4 2 FC:A - ATA 7200 847555/1735794176 847827/1736350304
data 0c.71 0c 4 7 FC:B - ATA 7200 847555/1735794176 847827/1736350304
data 0a.61 0a 3 13 FC:A - ATA 7200 847555/1735794176 847827/1736350304
Spare disks
RAID Disk Device HA SHELF BAY CHAN Pool Type RPM Used (MB/blks) Phys (MB/blks)
--------- ------ ------------- ---- ---- ---- ----- -------------- --------------
Spare disks for block or zoned checksum traditional volumes or aggregates
spare 0a.59 0a 3 11 FC:A - ATA 7200 847555/1735794176 847827/1736350304
spare 0a.77 0a 4 13 FC:A - ATA 7200 847555/1735794176 847827/1736350304
spare 0c.53 0c 3 5 FC:B - ATA 7200 847555/1735794176 847827/1736350304
spare 0c.55 0c 3 7 FC:B - ATA 7200 847555/1735794176 847827/1736350304
Solved! See The Solution
I believe I found it. Replacing 500GB disk with 1TB disk will cause total physical capacity of aggregate to exceed 16TB and this is not allowed in Data ONTAP 7.2 You actually must have seen "The reconstruction cannot start in RAID group [raid group]: Operation would make volume too big" in logs ...
So yes, replacing one of 1TB spare disks with 500GB disk would help in this case. Or you could upgrade to 7.3 which does not count parity disks against total physical capacity ...