Ravi Sir's Cards › AWS
Service fails at boot?
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
What it is
Check status first.
systemctl status app
Why it matters
Read logs for this boot.
journalctl -b -u app
How / example
Fix, then enable it.
systemctl enable --now app