Ravi Sir's Cards › AWS
Pay per cold or keep warm?
This comparison card contrasts Pay per cold or keep warm. On-demand: Scale from zero. It also notes cold starts possible. Provisioned concurrency: Pre-initialized envs. It also notes lower cold latency. It also notes idle cost. The card pairs On-demand with cheaper idle, and Provisioned concurrency with pay for readiness.
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What this card says
Pay per cold or keep warm?
On-demand
Scale from zero; cold starts possible.
Provisioned concurrency
Pre-initialized envs; lower cold latency; idle cost.
Key points
Spiky non-SLA paths.
Tight p99 SLAs.
Example
Default concurrency.
Use when
Cheaper idle.
Pay for readiness.