Ravi Sir's Cards › AWS
vmstat in 4 steps
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
Why do we need it?
Is the server slow?
What is it?
r = run queue, b = blocked.
How to do it
wa high = waiting for disk.
Example
Every 2 seconds.
vmstat 2 5