Searching for Vmfs File System Versions That Support Thin Provisioning information? Find all needed info by using official links provided below.
https://www.vembu.com/blog/difference-vmware-vmfs-nfs-datastores/
Oct 11, 2018 · Like we stated above, VMFS is a block level file system, while NFS is a file level file system. When creating a VMFS Datastore, the VMFS file system is created by the vSphere, while the NFS file system is on Storage side and is only mounted has a shared folder on the vSphere.5/5(4)
https://docs.vmware.com/en/VMware-vSphere/6.5/com.vmware.vsphere.storage.doc/GUID-7552DAD4-1809-4687-B46E-ED9BB42CE277.html
Datastore Extents. A spanned VMFS datastore must use only homogeneous storage devices, either 512n or 512e. The spanned datastore cannot extend over devices of different formats. Block Size. The block size on a VMFS datastore defines the maximum file size and the amount of space a file occupies. VMFS5 and VMFS6 datastores support the block size of 1 MB.
https://docs.vmware.com/en/VMware-vSphere/6.7/com.vmware.vsphere.storage.doc/GUID-7552DAD4-1809-4687-B46E-ED9BB42CE277.html
Several versions of the VMFS file system have been released since its introduction. Currently, ESXi supports VMFS5 and VMFS6. For all supported VMFS version, ESXi offers complete read and write support. On the supported VMFS datastores, you can create and power on virtual machines.
https://pubs.vmware.com/vsphere-51/topic/com.vmware.vsphere.storage.doc/GUID-08CBB1F0-0CF5-4783-9A12-EB3B5A2BB830.html
A VMFS datastore that you deploy on the thin-provisioned LUN can detect only the logical size of the LUN. For example, if the array reports 2TB of storage while in reality the array provides only 1TB, the datastore considers 2TB to be the LUN's size.
https://www.vembu.com/blog/reclaiming-thin-provisioned-storage-space-with-vmware-unmap/
This is the classic characteristic of thin provisioning a virtual disk. Thin Provisioned disk shows 0KB size on the datastore even though it is a 40 gig disk. The VMFS UNMAP operations inform the storage array that the blocks that it still has allocated as being in use are now able to …
https://www.dell.com/community/VNX/EMC-Thin-LUNs-and-VMFS-Datastores/m-p/7095531/highlight/true
For VMware environments, the Virtual Machine File System (VMFS) has many. characteristics that are thin-friendly. First, a minimal number of thin extents are. allocated from the pool when a VMware file system is created on thin LUNs. Also, a. VMFS Datastore reuses previously allocated blocks that are beneficial to thin LUNs. When using RDM volumes, the file system or device created on the …
https://communities.vmware.com/thread/583815
May 20, 2018 · Thin provisioning on a VMFS datastore is file system feature, i.e. not like sparse files as they are used in e.g. VMware Player, or Workstation. Tool which do not support this feature will "see" a full provisioned file. Any previously unused data block is internally referred to by...
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