Difference between revisions of "Logging Infrastructure"
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Here is a schema explaining how they interact with each other: | Here is a schema explaining how they interact with each other: | ||
| − | [[File:Syslog_with_journald.png|thumbnail| | + | [[File:Syslog_with_journald.png|thumbnail|journald and PmLogDaemon]] |
In other words, the logging works in this order: | In other words, the logging works in this order: | ||
Latest revision as of 14:03, 8 June 2020
Logging Infrastructure in LuneOS
There are two main pieces in the logging infrastructure: journald and PmLogDaemon.
Here is a schema explaining how they interact with each other:
In other words, the logging works in this order:
1. journald aggregates all the messages in its journal: syslog, services output, kernel messages... 2. journald outputs the consolidated journal to a dedicated socket (when available) 3. PmLogDaemon creates that socket and produces its own file-based log output