Fibre Channel dropout issue
Applies to
- ONTAP 8.2.3 or earlier
- ONTAP 7-Mode
Issue
- FC LUNs cannot access
- Intermittently losing connectivity between 16Gb Fibre Channel (FC) adapters and the Brocade FC switch.
- Errors logged in EMS are as follows:
[?] Fri Oct 24 13:34:54 BST [controller: fct_tpd_thread_1: fcp.io.status:debug]: STIO Adapter:0c AEN 0x8048 (RECV_ERROR) MboxStatus1 0xffff MboxStatus2 0x1
[?] Fri Oct 24 13:34:58 BST [controller: fct_tpd_thread_1: fcp.io.status:debug]: STIO Adapter:0c, found hung cmd:0xffffff01e8b305e0(state=7, flags=0x1, ctio_sent=1/2,RecvExAddr=0x124f30, OX_ID=0x6b3, RX_ID=0xffff,SID=0x10200, Cmd[2A])