Cisco DS-C9124-K9 Troubleshooting Guide - Page 75
Recoverable System Restarts
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Chapter 2 Troubleshooting Installs, Upgrades, and Reboots Troubleshooting Cisco SAN-OS Software System Reboots Send documentation comments to [email protected] Recoverable System Restarts Every process restart generates a syslog message and a Call Home event. Even if the event does not affect service, you should identify and resolve the condition immediately because future occurrences could cause service interruption. To respond to a recoverable system restart, follow these steps: Step 1 Step 2 Enter the following command to check the syslog file to see which process restarted and why it restarted: switch# show log logfile | include error For information about the meaning of each message, refer to the Cisco MDS 9000 Family System Messages Reference. The system output looks like the following example: Sep 10 23:31:31 dot-6 % LOG_SYSMGR-3-SERVICE_TERMINATED: Service "sensor" (PID 704) has finished with error code SYSMGR_EXITCODE_SY. switch# show logging logfile | include fail Jan 27 04:08:42 88 %LOG_DAEMON-3-SYSTEM_MSG: bind() fd 4, family 2, port 123, ad dr 0.0.0.0, in_classd=0 flags=1 fails: Address already in use Jan 27 04:08:42 88 %LOG_DAEMON-3-SYSTEM_MSG: bind() fd 4, family 2, port 123, ad dr 127.0.0.1, in_classd=0 flags=0 fails: Address already in use Jan 27 04:08:42 88 %LOG_DAEMON-3-SYSTEM_MSG: bind() fd 4, family 2, port 123, ad dr 127.1.1.1, in_classd=0 flags=1 fails: Address already in use Jan 27 04:08:42 88 %LOG_DAEMON-3-SYSTEM_MSG: bind() fd 4, family 2, port 123, ad dr 172.22.93.88, in_classd=0 flags=1 fails: Address already in use Jan 27 23:18:59 88 % LOG_PORT-5-IF_DOWN: Interface fc1/13 is down (Link failure or not-connected) Jan 27 23:18:59 88 % LOG_PORT-5-IF_DOWN: Interface fc1/14 is down (Link failure or not-connected) Jan 28 00:55:12 88 % LOG_PORT-5-IF_DOWN: Interface fc1/1 is down (Link failure o r not-connected) Jan 28 00:58:06 88 % LOG_ZONE-2-ZS_MERGE_FAILED: Zone merge failure, Isolating p ort fc1/1 (VSAN 100) Jan 28 00:58:44 88 % LOG_ZONE-2-ZS_MERGE_FAILED: Zone merge failure, Isolating p ort fc1/1 (VSAN 100) Jan 28 03:26:38 88 % LOG_ZONE-2-ZS_MERGE_FAILED: Zone merge failure, Isolating p ort fc1/1 (VSAN 100) Jan 29 19:01:34 88 % LOG_PORT-5-IF_DOWN: Interface fc1/1 is down (Link failure o r not-connected) switch# Enter the following command to identify the processes that are running and the status of each process. switch# show processes The following codes are used in the system output for the State (process state): • D = uninterruptible sleep (usually I/O) • R = runnable (on run queue) • S = sleeping • T = traced or stopped • Z = defunct ("zombie") process • NR = notrunning • ER = should be running but currently notrunning OL-9285-05 Cisco MDS 9000 Family Troubleshooting Guide, Release 3.x 2-27