- VMFS | VMware VMFS The datastores that you deploy on block storage devices use the native vSphere Virtual Machine File System (VMFS) format. It is a special high-performance file system format that is optimized for storing virtual machines.core.vmware.com/vmfs
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VMware VMFS (Virtual Machine File System) is VMware, Inc.'s clustered file system used by the company's flagship server virtualization suite, vSphere. It was developed to store virtual machine disk images, including snapshots. Multiple servers can read/write the same filesystem simultaneously while … See more
There are six (plus one for vSAN) versions of VMFS, corresponding with ESX/ESXi Server product releases.
• VMFS0 … See more• Allows access by multiple ESXi servers at the same time by implementing per-file locking. SCSI reservations are only implemented when See more
ESX Server v1.xVMware developed VMFS1, a flat filesystem with no cluster filesystem properties or directory structure.ESX Server v2.x and v3.xVMware used VMFS2, a flat filesystem with no directory structure, and introduced limited support for VMFS3, which has directory structure and cluster filesystem properties.ESX Server v3.x and vSphere 4.xVMware fully adopted VMFS3, which allows access by multiple ESXi servers, LUN expansion, distributed journaling, and adjustable volume, disk, file and block sizes.vSphere 5.xVMware introduced VMFS5, which raises the extent limit to 64 TB, the file size limit to 62 TB, and uses 1 MB blocks throughout with suballocation for small files.vSphere 6.5VMware launched VMFS6, which supports 512 emulation mode drives and automatic unmap for space reclamation.VSAN-1.0VMware developed VMFS-L, a file system format optimized for direct attached storage, which hosts leaf level VSAN objects.• Can be shared with up to 64 ESXi Servers.
• Maximum filesystem size is 50 TB as of VMFS3, and 62 TB as of VMFS5.
• Maximum LUN size of 2 TB as of VMFS3 and 64 TB as of VMFS5. See more• VMFS Technical Overview and Best Practices - VMware, Inc.
• VMware VMFS product page - VMware, Inc.
• See moreWikipedia text under CC-BY-SA license VMFSとは - 意味をわかりやすく - IT用語辞典 e-Words
vSphere VMFS データストアの概念と操作 - VMware Docs
VMFS | VMware - The Cloud Platform Tech Zone
VMware Virtual Machine File System: Technical Overview ...
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