Multipath Support on Infernalis

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Hi,

It appears that Multipath support is available on 512 and not 4k sector size. This is on RHEL 7.1. Can someone please confirm?

 

4k Sector size

==========

Nov 13 16:20:16 colusa5-ceph kernel: device-mapper: table: 253:60: len=5119745 not aligned to h/w logical block size 4096 of dm-16

 

[ceph-node][WARNIN] INFO:ceph-disk:Running command: /usr/bin/udevadm settle

[ceph-node][WARNIN] INFO:ceph-disk:Running command: /usr/sbin/partprobe /dev/mapper/mpathba

[ceph-node][WARNIN] device-mapper: resume ioctl on mpathba2 failed: Invalid argument

[ceph-node][WARNIN] device-mapper: remove ioctl on mpathba2 failed: No such device or address

[ceph-node][WARNIN] Traceback (most recent call last):

[ceph-node][WARNIN]   File "/usr/sbin/ceph-disk", line 3576, in <module>

[ceph-node][WARNIN]     main(sys.argv[1:])

[ceph-node][WARNIN]   File "/usr/sbin/ceph-disk", line 3530, in main

[ceph-node][WARNIN]     args.func(args)

[ceph-node][WARNIN]   File "/usr/sbin/ceph-disk", line 1863, in main_prepare

[ceph-node][WARNIN]     luks=luks

[ceph-node][WARNIN]   File "/usr/sbin/ceph-disk", line 1465, in prepare_journal

[ceph-node][WARNIN]     return prepare_journal_dev(data, journal, journal_size, journal_uuid, journal_dm_keypath, cryptsetup_parameters, luks)

[ceph-node][WARNIN]   File "/usr/sbin/ceph-disk", line 1419, in prepare_journal_dev

[ceph-node][WARNIN]     raise Error(e)

[ceph-node][WARNIN] __main__.Error: Error: Command '['/usr/sbin/partprobe', '/dev/mapper/mpathba']' returned non-zero exit status 1

[ceph-node][ERROR ] RuntimeError: command returned non-zero exit status: 1

[ceph_deploy.osd][ERROR ] Failed to execute command: ceph-disk -v prepare --cluster ceph --fs-type xfs -- /dev/mapper/mpathba

[ceph_deploy][ERROR ] GenericError: Failed to create 1 OSDs

 

512 bytes

=======

[ceph-node1][WARNIN] DEBUG:ceph-disk:Creating xfs fs on /dev/dm-20

[ceph-node1][WARNIN] INFO:ceph-disk:Running command: /usr/sbin/mkfs -t xfs -f -i size=2048 -- /dev/dm-20

[ceph-node1][DEBUG ] meta-data="" isize=2048   agcount=4, agsize=242908597 blks

[ceph-node1][DEBUG ]          =                       sectsz=512   attr=2, projid32bit=1

[ceph-node1][DEBUG ]          =                       crc=0        finobt=0

[ceph-node1][DEBUG ] data     =                       bsize=4096   blocks=971634385, imaxpct=5

[ceph-node1][DEBUG ]          =                       sunit=0      swidth=0 blks

[ceph-node1][DEBUG ] naming   =version 2              bsize=4096   ascii-ci=0 ftype=0

[ceph-node1][DEBUG ] log      =internal log           bsize=4096   blocks=474430, version=2

[ceph-node1][DEBUG ]          =                       sectsz=512   sunit=0 blks, lazy-count=1

[ceph-node1][DEBUG ] realtime =none                   extsz=4096   blocks=0, rtextents=0

[ceph-node1][WARNIN] DEBUG:ceph-disk:Mounting /dev/dm-20 on /var/lib/ceph/tmp/mnt._dvVgI with options inode64,noatime,logbsize=256k

 

Regards,

 

Rama

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