VMware Virtual SAN 6.2 Training Day 1
what is VSAN
- SDS by SDDC
- 基於策略驅動的分布式存儲
VMFS Cluster filesystem
- VMFS block size is 1M
FCoE
- Hardware FCoE
- Software FCoE (VSAN)
VSAN
VSAN6.2 => vSphere 6.0 U2
- 一个磁盘组有且只有一个闪存盘
- VSAN API Storage Providers.
- 一个闪存盘建议为磁盘总容量的10%大小.
- 全闪存架构中，去重和压缩对性能影响不大.
- 在全闪存架构中，数据盘100%用于write.
- RAID5/RAID6 only available for all-flash configurations only.
VSAN Configuration
- Layer 2 multicast must be enabled on physical switches.
- You cannot have two VMkernel ports on the same subnet.
- all-flash configurations must have 10g Ethernet.