How to troubleshoot device-mapper: table: 253:7: multipath: error getting device?

Latest response

version：redhat 6.4
problem：

[root@j1 ~]#dmesg
[Hardware Error]: Machine check events logged
[Hardware Error]: Machine check events logged
[Hardware Error]: Machine check events logged
[Hardware Error]: Machine check events logged
ISO 9660 Extensions: Microsoft Joliet Level 3
ISO 9660 Extensions: RRIP_1991A
device-mapper: table: 253:7: multipath: error getting device
device-mapper: ioctl: error adding target to table
device-mapper: table: 253:7: multipath: error getting device
device-mapper: ioctl: error adding target to table
device-mapper: table: 253:7: multipath: error getting device
device-mapper: ioctl: error adding target to table
device-mapper: table: 253:7: multipath: error getting device
device-mapper: ioctl: error adding target to table

[root@j1 ~]# dmsetup info -C
Name             Maj Min Stat Open Targ Event  UUID
vg00-LogVol01    253   5 L--w    1    1      0 LVM-eJV2Rjx11AacJLzet6tcb2z2O9PTUku64U1mtUXXTcl72B6Iu6W5V6Hin7uTNOkw
vg00-LogVol00    253   0 L--w    1    1      0 LVM-eJV2Rjx11AacJLzet6tcb2z2O9PTUku6EJrCeqVbJoyKw44HELUYjF9N2dVlHc4Q
mpathd           253   4 L--w   33    1      1 mpath-36001438009b064580000400000710000
mpathc           253   3 L--w    9    1      1 mpath-36001438009b064580000400000650000
mpathb           253   2 L--w   63    1      1 mpath-36001438009b0645800004000006b0000
vg00-LogVol03    253   1 L--w    1    1      0 LVM-eJV2Rjx11AacJLzet6tcb2z2O9PTUku6HogLq442U3F5A2Kj4PDAOm56R1Krex2j
vg00-LogVol02    253   6 L--w    1    1      0 LVM-eJV2Rjx11AacJLzet6tcb2z2O9PTUku6wQS2Nd3n04mFad51Lx1Y8VBdqIxHq0KV

[root@j1 ~]# vgs
  VG   #PV #LV #SN Attr   VSize   VFree
  vg00   1   4   0 wz--n- 558.68g 369.23g
[root@j1 ~]# pvs
  PV         VG   Fmt  Attr PSize   PFree
  /dev/sda2  vg00 lvm2 a--  558.68g 369.23g
[root@j1 ~]# lvs
  LV       VG   Attr      LSize  Pool Origin Data%  Move Log Cpy%Sync Convert
  LogVol00 vg00 -wi-ao--- 97.66g
  LogVol01 vg00 -wi-ao---  9.77g
  LogVol02 vg00 -wi-ao--- 19.53g
  LogVol03 vg00 -wi-ao--- 62.50g
[root@j1 ~]# lsmod |grep dm_multipath
dm_multipath           17756  4 dm_round_robin
dm_mod                 82839  22 dm_multipath,dm_mirror,dm_log

root@j1 ~]# grep -v ^$ /etc/multipath.conf
defaults {
        udev_dir                /dev
        polling_interval        10
        path_selector           "round-robin 0"
        path_grouping_policy    failover
        getuid_callout          "/lib/udev/scsi_id --whitelisted --device=/dev/%n"
        prio                    alua
        path_checker            tur
        rr_min_io               100
        rr_min_io_rq            1
        rr_weight               uniform
        failback                immediate
        no_path_retry           12
        user_friendly_names     yes
}
blacklist {
        devnode "^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]"
        devnode "^hd[a-z][[0-9]]"
        devnode "^cciss!c[0-9]d[0-9]"
        devnode "^sda[0-9]"
}
devices {
        device {
               vendor                   "HP"
               product                  "OPEN-."
               path_grouping_policy     multibus
               getuid_callout           "/lib/udev/scsi_id --whitelisted --device=/dev/%n"
               path_selector            "round-robin 0"
               path_checker             tur
               features                 "0"
               hardware_handler         "0"
               prio                     const
               failback                 immediate
               rr_weight                uniform
               no_path_retry            queue
               rr_min_io                1000
               rr_min_io_rq             1
       }
}
tu

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