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RE: [dm-devel] multipathd segfault and SCSI errors



More info about setup from multipath verbose output.

 

# multipath -v3

dm-0: blacklisted

dm-1: blacklisted

dm-2: blacklisted

dm-3: blacklisted

dm-4: blacklisted

dm-5: blacklisted

dm-6: blacklisted

md0: blacklisted

ram0: blacklisted

ram10: blacklisted

ram11: blacklisted

ram12: blacklisted

ram13: blacklisted

ram14: blacklisted

ram15: blacklisted

ram1: blacklisted

ram2: blacklisted

ram3: blacklisted

ram4: blacklisted

ram5: blacklisted

ram6: blacklisted

ram7: blacklisted

ram8: blacklisted

ram9: blacklisted

sda: not found in pathvec

sda: mask = 0x1f

sda: bus = 1

sda: dev_t = 8:0

sda: size = 142082048

sda: vendor = DELL

sda: product = PERC 6/i Adapter

sda: rev = 1.11

sda: h:b:t:l = 0:2:0:0

sda: serial = 0036a2870ae53c2410003469e390ec01

sda: path checker = readsector0 (config file default)

sda: state = 2

sda: getprio = NULL (internal default)

sda: prio = 1

sda: getuid = /sbin/scsi_id -g -u -s /block/%n (config file default)

sda: uid = 36001ec90e369340010243ce50a87a236 (callout)

sdb: not found in pathvec

sdb: mask = 0x1f

sdb: bus = 1

sdb: dev_t = 8:16

sdb: size = 104857600

sdb: vendor = COMPELNT

sdb: product = Compellent Vol

sdb: rev = 0401

sdb: h:b:t:l = 1:0:3:0

sdb: tgt_node_name = 0x5000d310000e6302

sdb: serial = 00000e63-00000007

sdb: path checker = tur (controller setting)

sdb: state = 2

sdb: getprio = NULL (internal default)

sdb: prio = 1

sdb: getuid = /sbin/scsi_id -g -u -s /block/%n (config file default)

sdb: uid = 36000d310000e63000000000000000007 (callout)

sdc: not found in pathvec

sdc: mask = 0x1f

sdc: bus = 1

sdc: dev_t = 8:32

sdc: size = 1048576000

sdc: vendor = COMPELNT

sdc: product = Compellent Vol

sdc: rev = 0401

sdc: h:b:t:l = 1:0:3:1

sdc: tgt_node_name = 0x5000d310000e6302

sdc: serial = 00000e63-0000000c

sdc: path checker = tur (controller setting)

sdc: state = 2

sdc: getprio = NULL (internal default)

sdc: prio = 1

sdc: getuid = /sbin/scsi_id -g -u -s /block/%n (config file default)

sdc: uid = 36000d310000e6300000000000000000c (callout)

sdd: not found in pathvec

sdd: mask = 0x1f

sdd: bus = 1

sdd: dev_t = 8:48

sdd: size = 104857600

sdd: vendor = COMPELNT

sdd: product = Compellent Vol

sdd: rev = 0401

sdd: h:b:t:l = 2:0:1:0

sdd: tgt_node_name = 0x5000d310000e6302

sdd: serial = 00000e63-00000007

sdd: path checker = tur (controller setting)

sdd: state = 2

sdd: getprio = NULL (internal default)

sdd: prio = 1

sdd: getuid = /sbin/scsi_id -g -u -s /block/%n (config file default)

sdd: uid = 36000d310000e63000000000000000007 (callout)

sde: not found in pathvec

sde: mask = 0x1f

sde: bus = 1

sde: dev_t = 8:64

sde: size = 1048576000

sde: vendor = COMPELNT

sde: product = Compellent Vol

sde: rev = 0401

sde: h:b:t:l = 2:0:1:1

sde: tgt_node_name = 0x5000d310000e6302

sde: serial = 00000e63-0000000c

sde: path checker = tur (controller setting)

sde: state = 2

sde: getprio = NULL (internal default)

sde: prio = 1

sde: getuid = /sbin/scsi_id -g -u -s /block/%n (config file default)

sde: uid = 36000d310000e6300000000000000000c (callout)

===== paths list =====

uuid                              hcil    dev dev_t pri dm_st  chk_st  vend/pr

36001ec90e369340010243ce50a87a236 0:2:0:0 sda 8:0   1   [undef][ready] DELL,PE

36000d310000e63000000000000000007 1:0:3:0 sdb 8:16  1   [undef][ready] COMPELN

36000d310000e6300000000000000000c 1:0:3:1 sdc 8:32  1   [undef][ready] COMPELN

36000d310000e63000000000000000007 2:0:1:0 sdd 8:48  1   [undef][ready] COMPELN

36000d310000e6300000000000000000c 2:0:1:1 sde 8:64  1   [undef][ready] COMPELN

params = 1 queue_if_no_path 0 1 1 round-robin 0 2 1 8:32 1000 8:64 1000

status = 1 0 0 1 1 A 0 2 0 8:32 A 47 8:64 A 49

params = 1 queue_if_no_path 0 1 1 round-robin 0 2 1 8:16 1000 8:48 1000

status = 1 0 0 1 1 A 0 2 0 8:16 A 0 8:48 A 0

36001ec90e369340010243ce50a87a236: blacklisted

36000d310000e63000000000000000007: exception-listed

Found matching wwid [36000d310000e63000000000000000007] in bindings file.

Setting alias to mpath0

sdb: ownership set to mpath0

sdb: not found in pathvec

sdb: mask = 0xc

sdb: state = 2

sdb: prio = 1

sdd: ownership set to mpath0

sdd: not found in pathvec

sdd: mask = 0xc

sdd: state = 2

sdd: prio = 1

mpath0: pgfailover = -1 (internal default)

mpath0: pgpolicy = multibus (config file default)

mpath0: selector = round-robin 0 (internal default)

mpath0: features = 0 (internal default)

mpath0: hwhandler = 0 (internal default)

mpath0: rr_weight = 1 (internal default)

mpath0: minio = 1000 (config file default)

mpath0: no_path_retry = -2 (controller setting)

pg_timeout = NONE (internal default)

mpath0: set ACT_NOTHING (map unchanged)

36000d310000e6300000000000000000c: exception-listed

Found matching wwid [36000d310000e6300000000000000000c] in bindings file.

Setting alias to mpath1

sdc: ownership set to mpath1

sdc: not found in pathvec

sdc: mask = 0xc

sdc: state = 2

sdc: prio = 1

sde: ownership set to mpath1

sde: not found in pathvec

sde: mask = 0xc

sde: state = 2

sde: prio = 1

mpath1: pgfailover = -1 (internal default)

mpath1: pgpolicy = multibus (config file default)

mpath1: selector = round-robin 0 (internal default)

mpath1: features = 0 (internal default)

mpath1: hwhandler = 0 (internal default)

mpath1: rr_weight = 1 (internal default)

mpath1: minio = 1000 (config file default)

mpath1: no_path_retry = -2 (controller setting)

pg_timeout = NONE (internal default)

mpath1: set ACT_NOTHING (map unchanged)

36000d310000e63000000000000000007: exception-listed

36000d310000e6300000000000000000c: exception-listed

 

Thanks,

Prakash.


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