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同じホストSIDが原因でExt_Status 0x16でFCP SRAMダンプおよびIO WQEエラーが発生しました

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環境

  • ONTAP 9.x
  • FC

問題

  • IO WQE failure 使用したEMSログレポート Ext_Status 0x16

Sun May 14 23:05:37 +0530 [NIDCAFF700C-01: fct_tpd_work_thread_0: fcp.io.status:debug]: STIO Adapter:2b IO WQE failure, Handle 0x1, Type 8, S_ID: 61xx0, VPI: 276, OX_ID: 1B28, Status 0x3 Ext_Status 0x16
Sun May 14 23:05:50 +0530 [NIDCAFF700C-01: fct_tpd_work_thread: ems.engine.suppressed:debug]: Event 'fcp.io.status' suppressed 1 times in last 5 seconds.
Sun May 14 23:05:50 +0530 [NIDCAFF700C-01: fct_tpd_work_thread_0: fcp.io.status:debug]: STIO Adapter:3b IO WQE failure, Handle 0x3, Type 8, S_ID: 61xx0, VPI: 276, OX_ID: 2588, Status 0x3 Ext_Status 0x16
Sun May 14 23:06:05 +0530 [NIDCAFF700C-01: fct_tpd_work_thread: ems.engine.suppressed:debug]: Event 'fcp.io.status' suppressed 2 times in last 15 seconds.

  • 同じ FCP SRAM DUMP ホストSIDのレポートがEMSログに記録されます

Sun May 14 23:13:41 +0530 [NIDCAFF700C-01: fct_tpd_thread_3: callhome.fcp.sram.dump:error]: Call home for FCP SRAM DUMP.
Sun May 14 23:13:41 +0530 [NIDCAFF700C-01: fct_tpd_thread_3: scsitarget.fct.reset:notice]: Resetting Fibre Channel target adapter 3b.
Sun May 14 23:13:41 +0530 [NIDCAFF700C-01: rastrace_dump: rastrace.dump.saved:debug]: A RAS trace dump for module FCT_3b instance 3 was stored in /etc/log/rastrace/FCT_3b_3_20230514_23:13:41:883132.dmp.
Sun May 14 23:13:41 +0530 [NIDCAFF700C-01: rastrace_dump: rastrace.dump.saved:debug]: A RAS trace dump for module FCT_EXT_3b instance 3 was stored in /etc/log/rastrace/FCT_EXT_3b_3_20230514_23:13:41:890131.dmp.

  • state=10  同じでハングしたコマンドが見つかりました SID 0x61xx0 

Sun May 14 23:13:42 +0530 [NIDCAFF700C-02: fct_tpd_thread_1: fcp.io.status:debug]: STIO Adapter:2b, found hung cmd:0xfffff8188234ab78(state=10, flags=0x2, ctio_sent=2/3,RecvExAddr=0x2ae5, OX_ID=0x1e66, RX_ID=0xffff,SID=0x61xx0, Cmd[28], req_q_free:0)

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