Intro to Ceph storage

Software defined storage In the realm of enterprise storage, we discussed PowerScale (Isilon) from Dell EMC, and touched on ONTAP as its alternative by NetApp. These solutions usually include both enterprise grade hardware, and the software layer that manages those expensive hardware. As the competition with cloud storage arises, those vendors start to decouple the … Read moreIntro to Ceph storage

File storage vs object storage in the cloud

File storage (e.g. NFS) used to be prevalent until object storage comes in for competition. The competition Traditionally, enterprise storage product lines are built around three capabilities, as listed in this table below: Capability Typical Implementation Data served T1 – Block stroage DAS (e.g. SAS cable) or SAN (Fibre Cable for FCP protocol, or Ethernet … Read moreFile storage vs object storage in the cloud

Cloud storage overview

In a narrow sense, cloud storage refers to object storage. In a broader sense, it refers to any storage service (block, file or object level) provided by cloud vendors, in a cloud business model. The underlying technology of storage, is the same be it in the cloud or on-premise. Block storage File storage object Interaction … Read moreCloud storage overview

Storage Nitty-Gritty 3 of 5 – NAS and Object Storage

NAS (network attached storage) NAS server is dedicated to file-serving. NAS device runs its own specialized operating system that is optimized for file I/O, integrated hardware and software component that meets specific file-service needs, and performs file I/O better than a general-purpose server. NAS device can serve more clients than general-purpose servers and provide the … Read moreStorage Nitty-Gritty 3 of 5 – NAS and Object Storage