Difference Between VMFS 3 and VMFS 5

VMFS3

Volume size 64TB5

Raw device mapping size (virtual compatibility) 2TB minus 512 bytes

Raw Device Mapping size (physical compatibility) 2TB minus 512 bytes6

Block size 8MB

File size (1MB block size) 256GB

File size (2MB block size) 512GB

File size (4MB block size) 1TB

File size (8MB block size) 2TB minus 512 bytes

Files per volume Approximately 30,720

VMFS5

Volume size 64TB7

Raw Device Mapping size (virtual compatibility) 2TB minus 512 bytes

Raw Device Mapping size (physical compatibility) 64TB

Block size 1MB3

File size 2TB minus 512 bytes4

Files per volume Approximately 130,690

Capability

VMFS 3

VMFS 5

Maximum single Extend size

2 TB  less 512 bytes

64 TB

Partition Style

MBR (Master Boot Record) style

GPT (GUID Partition Table)

Available Block Size

1 MB/2MB/4MB/8MB

 only 1 MB

Maximum size of RDM in 

 Virtual Compatibiltiy

 Phsical Compatibiltiy

Supported Hosts versions

ESX/ESX 3.X, 4.X & 5.x

Only ESXi 5 is supported

Spanned Volume size

64 TB (32 extends with max 

size of extent is 2 TB)

64 TB (32 extends with 

any size combination)

Upgrade path

VMFS 3 to VMFS 5

Latest Version. NO upgarde

 available yet.

File Limit

30,000

100,000

Sub-Block size

64 KB

8 KB

本文轉自學海無涯部落格51CTO部落格，原文連結http://blog.51cto.com/549687/1860555如需轉載請自行聯系原作者

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