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Event Logging Commands
37-2
37
Related Commands
logging history (37-2)
logging trap (37-4)
clear log (37-5)
logging history
This command limits syslog messages saved to switch memory based on severity.
The no form returns the logging of syslog messages to the default level.
Syntax
logging history {flash | ram} level
no logging history {flash | ram}
• flash - Event history stored in flash memory (i.e., permanent memory).
• ram - Event history stored in temporary RAM (i.e., memory flushed on
power reset).
• level - One of the levels listed below. Messages sent include the selected
level down to level 0. (Range: 0-7)
Default Setting
Flash: errors (level 3 - 0)
RAM: warnings (level 7 - 0)
Command Mode
Global Configuration
Command Usage
The message level specified for flash memory must be a higher priority (i.e.,
numerically lower) than that specified for RAM.
Table 37-2 Logging Levels
Level Severity Name Description
7 debugging Debugging messages
6 informational Informational messages only
5 notifications Normal but significant condition, such as cold start
4 warnings Warning conditions (e.g., return false, unexpected return)
3 errors Error conditions (e.g., invalid input, default used)
2 critical Critical conditions (e.g., memory allocation, or free
memory error - resource exhausted)
1 alerts Immediate action needed
0 emergencies System unusable
* There are only Level 2, 5 and 6 error messages for the current firmware release.