Ravi Sir's Cards › AWS
cron vs at
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
Runs
cron
Again and again.
at
Once.
Key points
Needs crond.
Needs atd.
Example
crontab -l
Use when
Nightly backups.
Tonight's one task.