Should Low‑Traffic Workloads Use Boot‑From‑Image or Boot‑From‑Volume in OpenStack?
For a low‑traffic workload the operator wants to minimize monthly expenses while retaining the ability to snapshot and recover instances. The decision hinges on whether to boot instances from the local ephemeral disk (boot‑from‑image) or from a Cinder volume (boot‑from‑volume). Boot‑from‑image avoids per‑GB volume charges and network attachment overhead, but
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