User's Manual Part 2

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81JadeOSUserManual
Chapter13 Maintanence and Diagnosis
13.1LogSystem
Log system is used to record system running status, which can be saved in local or
remotelogserver.Logisclassifiedto8levelsfromemergtodebug,andthedefault
leveliserror.
Tosetlogleve l,usethefollowingcommandinconfigmode:
logging level <level> <all|category> [process app]
logging <IP> [severity level] [type category]
Note：loglevel:emerg,alert,crit,err,warning,notice,info,debug.
Tosetthelogsizeinlocalserver,usethecommandinconfigmode:
log size <100-102400> (unit:KB)
Torecoverytheloglevelinlocaltothedefa ult,usethecommandinconfigmode:
no logging level <level> <all|category> [process app]
no logging <IP> [severity level] [type category]
Forexample:
(JadeOS)(config)#logging level err all
(JadeOS)(config)#logging 192.168.16.84
(JadeOS)(config)#log size 102400
(JadeOS)(config)#end
Toinquirythelocallog,usethecommandinenablemode:
show log <all|category [app]> [line]
(JadeOS) #show log all
13.2SystemManagement
JadeOSisa unifiedmulti‐levelscalabletechnology.Itusestheactive‐standbymodein
controlplaneandactive‐activemodeindataplanetoachievethehighperformance
and high  availability. The distributed architecture has been extended to meet re‐
quirementsofhighperformanceequipment.
You can have a general view for the system management and telecommunications
amongallmodulesinfigure14‐1.