Multipath

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multipath -l

  • Ubuntu: multipath-tools package
  • RHEL: device-mapper-multipath package

Config file: /etc/multipath.confhttps://manpages.debian.org/unstable/multipath-tools/multipath.conf.5.en.html

  • /etc/multipath/wwids

Default multipath.conf configuration

cat /etc/multipath.conf | grep -v "#" | grep .
defaults {
    polling_interval            5
    no_path_retry               4
    user_friendly_names         no
    flush_on_last_del           yes
    fast_io_fail_tmo            5
    dev_loss_tmo                30
    max_fds                     4096
}
blacklist {
        protocol "(scsi:adt|scsi:sbp)"
}
devices {
    device {
        all_devs                yes
        no_path_retry           4
    }
}



See also

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