Cisco CRS-1 - Carrier Routing System Router Troubleshooting Manual page 6

Contents
Collecting System Information
7
C H A P T E R
Process Monitoring and Troubleshooting
8
C H A P T E R
Cisco IOS XR Troubleshooting Guide for the Cisco CRS-1 Router
iv
Capturing Logs
7-165
Using ping and traceroute
Using Debug Commands
Using Diagnostic Commands
Online Diagnostics
7-166
Transient Condition when Standby RP Becomes Active
Offline Diagnostics-FDIAG RUNNING State
Additional Reference for Diagnostic Commands
Commands Used to Display Process and Thread Details
System Manager
8-172
Watchdog System Monitor
Deadlock detections
Hang detection
8-172
Core Dumps
8-173
follow Command
8-173
show processes Commands
show processes boot Command
show processes startup Command
show processes failover Command
show processes blocked Command
Example:
8-179
Redundancy and Process Restartability
Process States
8-180
Synchronous Message Passing
Blocked Processes and Process States
Process Monitoring
8-182
Process Monitoring Commands
Monitoring CPU Usage and Using Syslog Messages
Troubleshooting High CPU Utilization and Process Timeouts
General Guidelines for Troubleshooting CPU Utilization Problems
Using show process and top processes Commands
Troubleshooting a Process Block
Troubleshooting a Process Crash on Line Cards
Troubleshooting a Memory Leak
Troubleshooting a Hardware Failure
7-165
7-166
7-166
7-166
7-169
8-171
8-172
8-172
8-175
8-175
8-176
8-177
8-178
8-179
8-181
8-181
8-183
8-183
8-188
8-192
8-193
8-194
7-168
7-169
7-169
8-185
8-185
8-186
OL-21483-02