Storage Networking Architectures
Network Metrics
Network Bandwidth
What is max bandwidth for common networks…
Fibre Channel Approximate Maximum Bandwidth
Applies to Block Transfers - SAN
1Gb/s FC 100 + 100 = 200MB/s Full Duplex
2Gb/s FC 200 + 200 = 400MB/s Full Duplex
4Gb/s FC 400 + 400 = 800MB/s Full Duplex
8Gb/s FC 800 + 800 = 1600MB/s Full Duplex
FC is always Full Duplex
Ethernet Approximate Maximum Bandwidth
Applies to both File Transfers - NAS (CIFS, NFS) &
Block Transfers - SAN (iSCSI)
10Base-T Approx 1MB/s (Half Duplex only)
100Base-T Approx 10 + 10 = 20MB/s Full Duplex
Gigabit Ethernet Approx 100 + 100 = 200MB/s Full Duplex
10 Gigabit Ethernet Approx 1000 + 1000 = 2000MB/s Full Duplex
Ethernet is usually Full Duplex, but can be misconfigured as Half Duplex