Technical data

Fabric OS FCIP Administrator’s Guide 65
53-1002474-01
Options for enhancing tape I/O performance
3
Unsupported configurations for Fastwrite and OSTP
Configurations illustrated in Figure 18 are not supported with Fastwrite and OSTP. These
configurations use multiple equal-cost paths.
FIGURE 18 Unsupported configurations with Fastwrite and OSTP
Tunnel 0
FW=1, TA=1
Tunnel 7
FW=1, TA=1
H1
H2
T0
Tape
H3
VE-VE or
VEX-VEX
H1
H2
T0
Tape
H3
GE
0
Tunnel 0
FW=1, TA=1
Tunnel 1
FW=1, TA=1
GE
1
GE0
GE1
FC SAN FC SAN
GE0
Tunnel 0
FW=1, TA=1
Tunnel 1
FW=1, TA=1
GE
0GE0
GE0
GE1GE1
H1
H2
T0
Tape
H3
GE
0
Tunnel 0
FW=1, TA=1
GE
1
GE0
GE1
FC SAN FC SAN
GE0
Tunnel 0
FW=1, TA=1
GE
1
GE0
GE1
H1
H2
T0
Tape
GE
0
GE
0
GE
0
GE
0
GE
1
GE
1
GE
1
GE
1
FC SAN
FC SAN
Tunnel 1
FW=1, TA=1
Tunnel 6
FW=1, TA=1
FC SAN FC SAN