メインコンテンツまでスキップ

MCCスイッチでC3タイムアウトが原因でFCVIアダプタがフレームを破棄します

Views:
5
Visibility:
Public
Votes:
0
Category:
metrocluster
Specialty:
metrocluster<a>2009511268</a>
Last Updated:

環境

  • ONTAP 9
  • ファブリック接続MetroCluster
  • BrocadeバックエンドMetroClusterスイッチ

問題

  • Fibre Channel Virtual Interface (FCVI;ファイバチャネル仮想インターフェイス)リセットに関して生成されるアラート(Eメール、AutoSupport、SNMPトラップなど):

HA Group Notification from s1node1 (Reset occured on FCVI port 0f) NOTICE

  • ノードのイベントログには、FCVIポートでフレームが頻繁に破棄されたことが記録されています

[s1node1: ispfcvi2500_main1: fcvi.qlgc.received.disconnect:notice]: FC-VI adapter: Disconnect request received on port 0f. QP name = Control, QP index = 2, Remote node's system id = XXXXXXXXX.
[s1node2: ispfcvi2500_main1: fcvi.qlgc.received.disconnect:notice]: FC-VI adapter: Disconnect request received on port 0f. QP name = Control, QP index = 2, Remote node's system id = XXXXXXXXX.
[s2node1: ispfcvi2500_main1: fcvi.qlgc.received.disconnect:notice]: FC-VI adapter: Disconnect request received on port 0f. QP name = Control, QP index = 6, Remote node's system id = XXXXXXXXX.
[s2node2: ctrl_hb_port_fcvi_device_1: fcvi.qlgc.sent.disconnect:notice]: FC-VI adapter: Disconnect request sent on port 0f. QP name = Control, QP index = 2, Remote node's system id = XXXXXXXXX.

  • BrocadeバックエンドMetroClusterスイッチからのsupportshowの出力は次のとおりです。

1.複数フレームタイムアウト。

errdump -a     :

[AN-1014], 1309, FID 128, INFO, s1switch1, Frame timeout detected, tx port 0 rx port 4, sid 80400, did 80000, timestamp 2023-03-19 05:33:44.
[AN-1014], 1316, FID 128, INFO, s1switch1, Frame timeout detected, tx port 0 rx port 20, sid 60000, did 80000, timestamp 2023-03-19 05:33:44.

2.リンク障害が高い

         portshow 0

Interrupts:     652     Link_failure: 80     Frjt:      0
Unknown:       0      Loss_of_sync: 0      Fbsy:      0
Lli:         652     Loss_of_sig:  80
Proc_rqrd:      12964466   Protocol_err: 0

3.高い送信C3タイムアウト

porterrshow        :
     frames    enc   crc   crc    disc   link   loss   loss   frjt   fbsy  c3timeout   pcs    uncor
    tx     rx     in   err   g_eof  c3    fail    sync   sig           tx   rx   err    err
  0:   3.1g   2.3g   0    0    0    214     80      0    80      0    0    167   1     0      0

Sign in to view the entire content of this KB article.

New to NetApp?

Learn more about our award-winning Support

NetApp provides no representations or warranties regarding the accuracy or reliability or serviceability of any information or recommendations provided in this publication or with respect to any results that may be obtained by the use of the information or observance of any recommendations provided herein. The information in this document is distributed AS IS and the use of this information or the implementation of any recommendations or techniques herein is a customer's responsibility and depends on the customer's ability to evaluate and integrate them into the customer's operational environment. This document and the information contained herein may be used solely in connection with the NetApp products discussed in this document.
  • この記事は役に立ちましたか?