Oracle 11g RAC + RHEL 6.8 多路径配置如下，仅供参考。

<roidb1:+ASM1:/etc/udev/rules.d>$ls12-dm-permissions.rules 60-pcmcia.rules 90-alsa.rules 98-kexec.rules55-usm.rules 60-raw.rules 90-hal.rules 99-fuse.rules60-fprint-autosuspend.rules 70-persistent-net.rules 97-bluetooth-serial.rules由于配置文件中使用了别名，所以这里也需要使用别名<roidb1:+ASM1:/etc/udev/rules.d>$more 12-dm-permissions.rulesENV{DM_NAME}=="data*", OWNER:="grid", GROUP:="asmadmin", MODE:="660"ENV{DM_NAME}=="vot*", OWNER:="grid", GROUP:="asmadmin", MODE:="660"<roidb1:+ASM1:/etc/udev/rules.d>$<roidb1:+ASM1:/etc/udev/rules.d>$more /etc/multipath.conf # multipath.conf written by anacondadefaults { user_friendly_names yes}# blacklist {# devnode "^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]*"# devnode "^hd[a-z]"# devnode "^dcssblk[0-9]*"# device {# vendor "DGC"# product "LUNZ"# }# device {# vendor "IBM"# product "S/390.*"# }# # don't count normal SATA devices as multipaths# device {# vendor "ATA"# }# # don't count 3ware devices as multipaths# device {# vendor "3ware"# }# device {# vendor "AMCC"# }# # nor highpoint devices# device {# vendor "HPT"# }# wwid "3620000905a7a7f6c226b3ebe0488ea70"# device {# vendor Virtual# product DVD-ROM_VM_1.1.0# }# wwid "*"# }# blacklist_exceptions {# wwid "360060e801232b400504032b400000b0c"# wwid "360060e801232b400504032b400000b0d"# wwid "360060e801232b400504032b400000b0e"# wwid "360060e801232b400504032b400000b23"# wwid "360060e801232b400504032b400000b24"# wwid "360060e801232b400504032b400000b25"# }multipaths {# multipath {# uid 0# gid 0# wwid "360060e801232b400504032b400000b0c"# mode 0600# }# multipath {# uid 0# gid 0# wwid "360060e801232b400504032b400000b0d"# mode 0600# }# multipath {# uid 0# gid 0# wwid "360060e801232b400504032b400000b0e"# mode 0600# }# multipath {# uid 0# gid 0# wwid "360060e801232b400504032b400000b23"# mode 0600# }# multipath {# uid 0# gid 0# wwid "360060e801232b400504032b400000b24"# mode 0600# }# multipath {# uid 0# gid 0# wwid "360060e801232b400504032b400000b25"# mode 0600# } multipath { wwid "360060e801232b400504032b400000b23" alias vot1 } multipath { wwid "360060e801232b400504032b400000b24" alias vot2 } multipath { wwid "360060e801232b400504032b400000b25" alias vot3 } multipath { wwid "360060e801232b400504032b400000b0c" alias data01 } multipath { wwid "360060e801232b400504032b400000b0d" alias data02 } multipath { wwid "360060e801232b400504032b400000b0e" alias data03 }}<roidb1:+ASM1:/etc/udev/rules.d>$[root@roidb1 ~]# multipath -lldata01 (360060e801232b400504032b400000b0c) dm-2 HITACHI,OPEN-Vsize=2.0T features='1 queue_if_no_path' hwhandler='0' wp=rw`-+- policy='round-robin 0' prio=1 status=active |- 7:0:0:0 sdb 8:16 active ready running |- 8:0:0:0 sdn 8:208 active ready running |- 7:0:1:0 sdh 8:112 active ready running `- 8:0:1:0 sdt 65:48 active ready runningvot1 (360060e801232b400504032b400000b23) dm-5 HITACHI,OPEN-Vsize=10G features='1 queue_if_no_path' hwhandler='0' wp=rw`-+- policy='round-robin 0' prio=1 status=active |- 7:0:0:3 sde 8:64 active ready running |- 8:0:0:3 sdq 65:0 active ready running |- 7:0:1:3 sdk 8:160 active ready running `- 8:0:1:3 sdw 65:96 active ready runningdata03 (360060e801232b400504032b400000b0e) dm-4 HITACHI,OPEN-Vsize=2.0T features='1 queue_if_no_path' hwhandler='0' wp=rw`-+- policy='round-robin 0' prio=1 status=active |- 7:0:0:2 sdd 8:48 active ready running |- 8:0:0:2 sdp 8:240 active ready running |- 7:0:1:2 sdj 8:144 active ready running `- 8:0:1:2 sdv 65:80 active ready runningvot3 (360060e801232b400504032b400000b25) dm-7 HITACHI,OPEN-Vsize=10G features='1 queue_if_no_path' hwhandler='0' wp=rw`-+- policy='round-robin 0' prio=1 status=active |- 7:0:0:5 sdg 8:96 active ready running |- 8:0:0:5 sds 65:32 active ready running |- 7:0:1:5 sdm 8:192 active ready running `- 8:0:1:5 sdy 65:128 active ready runningdata02 (360060e801232b400504032b400000b0d) dm-3 HITACHI,OPEN-Vsize=2.0T features='1 queue_if_no_path' hwhandler='0' wp=rw`-+- policy='round-robin 0' prio=1 status=active |- 7:0:0:1 sdc 8:32 active ready running |- 8:0:0:1 sdo 8:224 active ready running |- 7:0:1:1 sdi 8:128 active ready running `- 8:0:1:1 sdu 65:64 active ready runningvot2 (360060e801232b400504032b400000b24) dm-6 HITACHI,OPEN-Vsize=10G features='1 queue_if_no_path' hwhandler='0' wp=rw`-+- policy='round-robin 0' prio=1 status=active |- 7:0:0:4 sdf 8:80 active ready running |- 8:0:0:4 sdr 65:16 active ready running |- 7:0:1:4 sdl 8:176 active ready running `- 8:0:1:4 sdx 65:112 active ready running[root@roidb1 ~]#