Ravi Sir's Cards › AWS
App hangs, no logs?
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
strace shows system calls.
Why it matters
See where it waits.
How / example
Attach.
sudo strace -p 1234 -f -tt