Storage services
IaaS storage services are either ephemeral or persistent. Ephemeral storage persists only when a specific virtual machine is live. If that machine is de-provisioned, any data in its ephemeral data store is lost. The random access memory (RAM) and cache are typically non-persistent storage technologies.
Transfer all ephemeral data to a persistent data store to prevent data loss. Persistent storage, as its name implies, persists after a virtual machine is de-provisioned and is sometimes referred to as non-volatile storage. This storage type is typically backed by mechanical hard disk drives or solid state drives in either a storage area networks (SANs) or network attached storage (NAS) schema. This can be in the form of file, ...
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