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クラスタピアエラーが発生してアップグレード後にSnapMirrorが失敗する

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Category:
ontap-9
Specialty:
dp
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環境

  • ONTAP 9
  • SnapMirror

問題

  • ONTAPのアップグレード後、SnapMirror レプリケーション が次のクラスタピアエラーで失敗しました。
[node-03: mgwd: cpeer.xcm.addr.disc.warn:error]: Address discovery failed for peer cluster 1ae0f044-8b90-11e8-a62d-00a098eac242. Reason: Failed to discover remote addresses: Failed to contact peer cluster "USNJPNASMC01" at addresses: 10.39.84.37, 10.39.84.38. RPC: Remote system error [from mgwd on node "node-03" (VSID: -3) to mgwd at 10.39.84.xx, 10.39.84.xx].
  • cluster peer pingコマンドを実行すると、クラスタピアの1つが表示されますが、いずれかのノードのLIFに到達できません。
Node: src_node-01     Destination Cluster: dest_cluster
Destination Node IP Address    Count  TTL RTT(ms) Status
---------------- ---------------- ----- ---- ------- -------------------------
node-01 172.29.0.xx      1  52 230.127 interface_reachable
node-02 172.29.0.xx      1  52 229.464 interface_reachable
node-03 172.29.0.xx      1   -    - unreachable
node-04 172.29.0.xx     1  52 229.164 interface_reachable
 
Node: src_node-02     Destination Cluster: dest_cluster
Destination Node IP Address    Count  TTL RTT(ms) Status
---------------- ---------------- ----- ---- ------- -------------------------
node-01 172.29.0.xx     1  50  229.89 interface_reachable
node-02 172.29.0.xx      1  51 228.807 interface_reachable
node-03 172.29.0.xx      1   -    - unreachable
node-04 172.29.0.xx    1  50 228.271 interface_reachable
 
  • SnapMirrorを正常に実行するために、LIFをホームポートから別のポートに移行しました。
  • LIFの移行後、クラスタピアが使用可能で、SnapMirrorが正常に完了しました。

 

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