NetApp Multipath最佳实践配置.docx

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NetApp Multipath最佳实践配置.docx

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NetApp Multipath最佳实践配置

NetApp Multipath最佳实践配置Red Hat Enterprise Linux 6 with ALUA enabled sample configuration fileThe following file provides an example of the values you need to supply when your host is runningRed Hat Enterprise Linux 6 with ALUA enabled:defaults {user_friendly_names nomax_fds maxflush_on_last_del yesqueue_without_daemon no}blacklist {devnode ^hd[a-z]devnode ^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]*devnode ^cciss.*}devices {device {vendor NETAPPproduct LUNpath_grouping_policy group_by_priofeatures 3 queue_if_no_path pg_init_retries 50prio aluapath_checker turfailback immediatepath_selector round-robin 0hardware_handler 1 aluarr_weight uniformrr_min_io 128getuid_callout /lib/udev/scsi_id -g -u -d /dev/%n}}Red Hat Enterprise Linux 6 without ALUA enabled sample configuration fileThe following file provides an example of the values you need to supply when your host is runningRed Hat Enterprise Linux 6 and does not have ALUA enabled.Note: Unless you are running the iSCSI protocol and Data ONTAP operating in 7-Mode, youshould have ALUA enabled.defaults {user_friendly_names nomax_fds maxflush_on_last_del yesqueue_without_daemon no}blacklist {devnode ^hd[a-z]devnode ^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]*devnode ^cciss.*}devices {device {vendor NETAPPproduct LUNpath_grouping_policy group_by_priofeatures 3 queue_if_no_path pg_init_retries 50prio ontappath_checker turfailback immediatepath_selector round-robin 0hardware_handler 0rr_weight uniformrr_min_io 128getuid_callout /lib/udev/scsi_id -g -u -d /dev/%n}}Red Hat Enterprise Linux 6 update 1 with ALUA enabled sample configuration fileThe following file provides an example of the values you need to supply when your host is runningRed Hat Enterprise Linux 6 update 1 with ALUA enabled:defaults {user_friendly_names nomax_fds maxflush_on_last_del yesqueue_without_daemon nodev_loss_tmo 2147483647fast_io_fail_tmo 5}blacklist {devnode ^hd[a-z]devnode ^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]*devnode ^cciss.*}devices {device {vendor NE