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• RAM Level – Limits log messages saved to the switch’s temporary RAM memory
for all levels up to the specified level. For example, if level 7 is specified, all
messages from level 0 to level 7 will be logged to RAM. (Range: 0-7, Default: 6)
Note:
The Flash Level must be equal to or less than the RAM Level.
Web – Click System, Log, System Logs. Specify System Log Status, then
change
the level of messages to be logged to RAM and flash memory, then click Apply.
Figure 3-16 System Logs
CLI – Enable system logging and then specify the level of messages to be logged to
RAM and flash memory. Use the show logging command to display the current
settings.
Table 3-3 Logging Levels
Level Severity Name Description
7 Debug Debugging messages
6 Informational Informational messages only
5 Notice Normal but significant condition, such as cold start
4 Warning Warning conditions (e.g., return false, unexpected return)
3 Error Error conditions (e.g., invalid input, default used)
2 Critical Critical conditions (e.g., memory allocation, or free memory
error - resource exhausted)
1 Alert Immediate action needed
0 Emergency System unusable
* There are only Level 2, 5 and 6 error messages for the current firmware release.
Console(config)#logging on 4-44
Console(config)#logging history ram 0 4-45
Console(config)#end
Console#show logging flash 4-48
Syslog logging: Enabled
History logging in FLASH: level emergencies
Console#