[MongoDB] How to Change LogLevel (Log Level) Settings
I’ll introduce how to change MongoDB LogLevel (log level) settings.
> use admin
switched to db admin
> db.adminCommand({setParameter:1, logLevel:5})
{ "was" : 0, "ok" : 1 }
When you want to check Mongo queries, set the log level to 1.
> use admin
switched to db admin
> db.adminCommand({setParameter:1, logLevel:1})
{ "was" : 0, "ok" : 1 }
> db.adminCommand({setParameter:1, logLevel:0})
{ "was" : 5, "ok" : 1 }
Raising the log level will make the log file size extremely large and consume disk space, so don’t forget to return to an appropriate log level when log investigation is finished.
That’s all from the Gemba.