HP 3PAR StoreServ 7450 2-node HP 3PAR StoreServ 7450 Storage Troubleshooting G - Page 49
PD Example 6, PD Suggested Action 6, Port, Format of Possible Port Exception Messages, General
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PD Example 6 Component --Identifier-- -------Description---------PD Disk:32 ST3400755FC PD for cage type DC3 in cage position 2:0:0 is missing from the firmware database PD Suggested Action 6 Check the release notes for mandatory updates and patches to the HP 3PAR OS version that is installed and install as needed to support this PD in this cage. Port Displays port connection issues: • Checks for ports in unacceptable states • Checks for mismatches in type and mode, such as hosts connected to initiator ports, or host and Remote Copy over Fibre Channel (RCFC) ports configured on the same FC adapter • Checks for degraded SFPs and those with low power; perform this check only if this FC Adapter type uses SFPs Format of Possible Port Exception Messages Port port: "Port mode is in state" Port port: "is offline" Port port: "Mismatched mode and type" Port port: "Port is " Port port: "SFP is missing" Port port: SFP is " (degraded or failed) Port port: "SFP is disabled" Port port: "Receiver Power Low: Check FC Cable" Port port: "Transmit Power Low: Check FC Cable" Port port: "SFP has TX fault" Port Suggested Actions, General Some specific examples are displayed below, but in general, use the following CLI commands to check for these conditions: • For port SFP errors, use commands such as showport, showport -sfp,showport -sfp -ddm, showcage, showcage -sfp, and showcage -sfp -ddm. Port Example 1 Component ------Description------ Qty Port Degraded or failed SFPs 1 Component -Identifier- --Description-- Port port:0:0:2 SFP is Degraded Port Suggested Action 1 An SFP in a Node-Port is reporting a degraded condition. This is most often caused by the SFP receiver circuit detecting a low signal level (RX Power Low), and that is usually caused by a poor Troubleshooting Storage System Components 49