Recommended multipath.conf settings for Linux

Follow

Recommended settings for RedHat 7

 

Settings for RedHat 7 are the same as for RedHat 6.

 

Recommended settings for RedHat 6

For InfiniBox 3.0 and above

defaults {
 max_fds 8192
 queue_without_daemon no
 user_friendly_names yes
}
devices {
 device { 
  vendor "NFINIDAT"
  product "InfiniBox.*"
  prio alua
  path_grouping_policy group_by_prio
  path_checker tur
  path_selector "round-robin 0"
  features "0"
  failback 30
  rr_weight priorities
  no_path_retry fail
  rr_min_io 1    # for kernels up to 2.6.31
  rr_min_io_rq 1 # for kernels 2.6.31 or newer
  flush_on_last_del yes
  fast_io_fail_tmo 15
  dev_loss_tmo 15
 }
}

For InfiniBox 1.5 and above

defaults {
 max_fds 8192
 queue_without_daemon no
 user_friendly_names yes
}
devices {
 device { 
  vendor "NFINIDAT"
  product "InfiniBox.*"
  prio alua
  path_grouping_policy group_by_prio
  path_checker tur
  path_selector "round-robin 0"
  features "0"
  failback 30
  rr_weight priorities
  no_path_retry fail
  rr_min_io 1    # for kernels up to 2.6.31
  rr_min_io_rq 1 # for kernels 2.6.31 or newer
  flush_on_last_del yes
  fast_io_fail_tmo 5
  dev_loss_tmo 30
 }
}

For InfiniBox 1.4

defaults {
 max_fds 8192
}
devices {
 device { 
  vendor "NFINIDAT"
  product "InfiniBox"
  prio alua
  path_grouping_policy group_by_prio
  path_checker tur
  path_selector "round-robin 0"
  features "0"
  failback 30
  rr_weight priorities
  no_path_retry queue
 rr_min_io 1 # for kernels up to 2.6.31
 rr_min_io_rq 1 # for kernels 2.6.1 or newer
 flush_on_last_del yes

  fast_io_fail_tmo 5
  dev_loss_tmo 30
 }
}

 

 

Recommended settings for RedHat 5

For InfiniBox 3.0 and above

defaults {
 max_fds 8192
}
devices {
 device { 
        path_checker tur
        product "InfiniBox.*"
        vendor "NFINIDAT"
        features "0"
        rr_weight priorities
        rr_min_io 1
        flush_on_last_del yes
        path_grouping_policy group_by_prio
        path_selector "round-robin 0"
        no_path_retry fail
        failback 30
        dev_loss_tmo 15
        fast_io_fail_tmo 15
 }
}

For InfiniBox 1.5 and above

defaults {
 max_fds 8192
}
devices {
 device { 
        path_checker tur
        product "InfiniBox.*"
        vendor "NFINIDAT"
        features "0"
        rr_weight priorities
        rr_min_io 1
        flush_on_last_del yes
        path_grouping_policy group_by_prio
        path_selector "round-robin 0"
        no_path_retry fail
        failback 30
        dev_loss_tmo 30
        fast_io_fail_tmo 5
 }
}

For InfiniBox 1.4

defaults {
 max_fds 8192
}
devices {
 device { 
        path_checker tur
        product "InfiniBox"
        vendor "NFINIDAT"
        features "0"
        rr_weight priorities
        rr_min_io 1
        flush_on_last_del yes
        path_grouping_policy group_by_prio
        path_selector "round-robin 0"
        no_path_retry fail
        failback 30
        dev_loss_tmo 30
        fast_io_fail_tmo 5
 }
}

The license could not be verified: License Certificate has expired!

 

 


Comments