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E シリーズ: Linux でパス障害が発生したあと、 systemD がファイルシステムのアンマウントを試みます

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に適用されます

  • Linux 
  • Red Hat Enterprise Linux ( RHEL ) 7.0 、 7.1 、または 7.2
  • SuSE 12.0 、 12.1
  • DMMP

問題

systemd パス障害後(他のパスがオンラインのまま)にファイルシステムをアンマウントしようとします

。次の例では、パスがリストアされた直後systemdに / (マルチパスデバイスの mpathCW )をアンマウントしようとします。 iomnt-mpathcw現在のパスを 3:

Jan 20 11:17:23 ICTM19Z1S02H3.ict.englab.netapp.com multipathd[1822]: mpathcw: sdgo - rdac checker reports path is up
Jan 20 11:17:23 ICTM19Z1S02H3.ict.englab.netapp.com multipathd[1822]: 132:64: reinstated
Jan 20 11:17:23 ICTM19Z1S02H3.ict.englab.netapp.com multipathd[1822]: mpathcw: remaining active paths: 3
Jan 20 11:17:23 ICTM19Z1S02H3.ict.englab.netapp.com multipathd[1822]: mpathcw: load table [0 37748736 multipath 4 pg_init_retries 50 queue_if_no_path retain_attached_hw_handler 1 rdac 3 2 service-time 0 1 1 68:32 1 service-time 0 1 1 132:64 1 service-time 0 2 1 134:64 1 70:32 1]


systemd アンマウントの試行 :

Jan 20 11:17:26 ICTM19Z1S02H3.ict.englab.netapp.com systemd[1]: Trying to enqueue job iomnt\x2dmpathcw.mount/stop/replace
Jan 20 11:17:26 ICTM19Z1S02H3.ict.englab.netapp.com systemd[1]: Installed new job remote-fs.target/stop as 1850
Jan 20 11:17:26 ICTM19Z1S02H3.ict.englab.netapp.com systemd[1]: Installed new job iomnt\x2dmpathcw.mount/stop as 1849
Jan 20 11:17:26 ICTM19Z1S02H3.ict.englab.netapp.com systemd[1]: Enqueued job iomnt\x2dmpathcw.mount/stop as 1849
Jan 20 11:17:26 ICTM19Z1S02H3.ict.englab.netapp.com systemd[1]: dev-disk-by\x2did-dm\x2duuid\x2dmpath\x2d360080e50002909c400007a255695b068.device changed plugged -> dead
Jan 20 11:17:26 ICTM19Z1S02H3.ict.englab.netapp.com systemd[1]: dev-disk-by\x2did-dm\x2dname\x2dmpathcw.device changed plugged -> dead
Jan 20 11:17:26 ICTM19Z1S02H3.ict.englab.netapp.com systemd[1]: dev-dm\x2d37.device changed plugged -> dead
Jan 20 11:17:26 ICTM19Z1S02H3.ict.englab.netapp.com systemd[1]: sys-devices-virtual-block-dm\x2d37.device changed plugged -> dead

 

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