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Recommended settings for RedHat 6 and above

defaults {
 max_fds 8192
 queue_without_daemon no
 user_friendly_names yes
}
devices {
device {
   vendor "NFINIDAT"
   product "InfiniBox.*"
   path_grouping_policy "group_by_prio"
   path_checker "tur"
   features "0"
   hardware_handler "1 alua"
   prio "alua"
   rr_weight "priorities"
   no_path_retry "fail"
   rr_min_io 1
   rr_min_io_rq 1
   flush_on_last_del "yes"
   fast_io_fail_tmo 15
   dev_loss_tmo 15
   path_selector "round-robin 0"
   failback immediate
   detect_prio yes
  }
}

Recommended settings for RedHat 5

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
 }
}
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