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HPテープライブラリがコントローラSASアダプタから切断され続ける

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環境

  • ONTAP 9.14.1Px
  • HP LTO9
  • AFF-A250
  • SASアダプタ

問題

テープライブラリとドライブは、短い接続後もAFF -250のSASポートから切断され続けます。

ポート1aの接続がEMSに記録されました

port 1a is now connected to tape library N/A's target port: WWNN: 5001438031b604c8, WWPN: 5001438031b604ca. There are 2 LUNs visible on this target port.

[?] Fri Sep 13 14:10:03 +0200 [Node-02: tape_admin: tape.diagMsg:info]: Tape driver diagnostic messages enabled.

EMSでポート1aの接続ドロップが記録される

[?] Fri Sep 13 14:10:48 +0200 [Node2-02: asd_asyncd_1a: sas.port.down:debug]: SAS port "1a" went down.
 [?] Fri Sep 13 14:10:59 +0200 [Node2-02: asd_asyncd_1a: mlm.tapemc.lun.removed:notice]: The tape LUN '1a.1L0' (S/N: CZ235200K5) is no longer visible to this node.
[?] Fri Sep 13 14:10:59 +0200 [Node-02: asd_asyncd_1a: mlm.tapemc.lun.removed:notice]: The medium changer LUN '1a.1L1' (S/N: DEC350118J) is no longer visible to this node.

 

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