Ravi Sir's Cards › AWS
journalctl vs /var/log files
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
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What this card says
Storage
journalctl
Binary indexed journal.
/var/log files
Plain text via rsyslog.
Key points
Rich filters by unit, time.
Works with grep and tail.
Example
journalctl -u nginx
Use when
Debugging services.
Old tools, shipping logs.