Creation of RAID 10 with MD1200

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Brief description of the problem

Tried to create a RAID 10 pool with 12 disks in a MD1200 Disk Shelf.

Detailed step by step instructions to reproduce the problem

Add new Pool, select RAID 10 and the 12 disks in the MD1200.

Web-UI screenshot

RAID10_Creation

Error Traceback provided on the Web-UI

Traceback (most recent call last): File "/opt/rockstor/src/rockstor/rest_framework_custom/generic_view.py", line 41, in _handle_exception yield File "/opt/rockstor/src/rockstor/storageadmin/views/pool.py", line 413, in post add_pool(p, dnames) File "/opt/rockstor/src/rockstor/fs/btrfs.py", line 86, in add_pool out, err, rc = run_command(cmd, log=True) File "/opt/rockstor/src/rockstor/system/osi.py", line 120, in run_command raise CommandException(cmd, out, err, rc) CommandException: Error running a command. cmd = /usr/sbin/mkfs.btrfs -f -d raid10 -m raid10 -L MD1200_1 /dev/disk/by-id/wwn-0x5000cca03ed0f018 /dev/disk/by-id/wwn-0x5000cca03ed8cd6c /dev/disk/by-id/wwn-0x5000cca03edaaf94 /dev/disk/by-id/wwn-0x5000cca03edb85dc /dev/disk/by-id/wwn-0x5000cca03edbb650 /dev/disk/by-id/wwn-0x5000cca03edc380c /dev/disk/by-id/wwn-0x5000cca03edc5f5c /dev/disk/by-id/wwn-0x5000cca03edc74f0 /dev/disk/by-id/wwn-0x5000cca03edcafcc /dev/disk/by-id/wwn-0x5000cca03edcdfdc /dev/disk/by-id/wwn-0x5000cca03edcf24c /dev/disk/by-id/wwn-0x5000cca03edd2000. rc = 1. stdout = ['btrfs-progs v4.12', 'See http://btrfs.wiki.kernel.org for more information.', '', 'Label: MD1200_1', 'UUID: e81a1df5-a3bc-485a-a884-a9eaf4983f1c', 'Node size: 16384', 'Sector size: 4096', 'Filesystem size: 32.75TiB', 'Block group profiles:', ' Data: RAID10 6.00GiB', ' Metadata: RAID10 2.00GiB', ' System: RAID10 7.88MiB', 'SSD detected: no', 'Incompat features: extref, skinny-metadata', 'Number of devices: 12', 'Devices:', ' ID SIZE PATH', ' 1 2.73TiB /dev/disk/by-id/wwn-0x5000cca03ed0f018', ' 2 2.73TiB /dev/disk/by-id/wwn-0x5000cca03ed8cd6c', ' 3 2.73TiB /dev/disk/by-id/wwn-0x5000cca03edaaf94', ' 4 2.73TiB /dev/disk/by-id/wwn-0x5000cca03edb85dc', ' 5 2.73TiB /dev/disk/by-id/wwn-0x5000cca03edbb650', ' 6 2.73TiB /dev/disk/by-id/wwn-0x5000cca03edc380c', ' 7 2.73TiB /dev/disk/by-id/wwn-0x5000cca03edc5f5c', ' 8 2.73TiB /dev/disk/by-id/wwn-0x5000cca03edc74f0', ' 9 2.73TiB /dev/disk/by-id/wwn-0x5000cca03edcafcc', ' 10 2.73TiB /dev/disk/by-id/wwn-0x5000cca03edcdfdc', ' 11 2.73TiB /dev/disk/by-id/wwn-0x5000cca03edcf24c', ' 12 2.73TiB /dev/disk/by-id/wwn-0x5000cca03edd2000', '', '']. stderr = ['WARNING: fsync on device 1 failed: Input/output error', 'WARNING: fsync on device 2 failed: Input/output error', 'WARNING: fsync on device 3 failed: Input/output error', 'WARNING: fsync on device 4 failed: Input/output error', 'WARNING: fsync on device 5 failed: Input/output error', 'WARNING: fsync on device 6 failed: Input/output error', 'WARNING: fsync on device 7 failed: Input/output error', 'WARNING: fsync on device 8 failed: Input/output error', 'WARNING: fsync on device 9 failed: Input/output error', 'WARNING: fsync on device 10 failed: Input/output error', 'WARNING: fsync on device 11 failed: Input/output error', 'WARNING: fsync on device 12 failed: Input/output error', '']

I believe it might be bad drives. I am contacting the vendor in the morning to discuss my options.