Brocade Communications Systems Network Advisor 12.3.0, Руководство пользователя

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970 Brocade Network Advisor SAN User Manual
53-1003154-01
Configuring FCIP tunnel advanced settings
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FIGURE 437 Advanced Settings FICON Emulation Tab
3. Select the check boxes for the FICON emulation features you want to implement.
The primary FICON emulation features are FICON XRC Emulation (IBM z/OS Global Mirror
emulation), tape write pipelining, tape read pipelining, TIN/TUR emulation and device level ACK
emulation provide support for the primary features. If you select any of the primary features,
you must also select TIN/TUR emulation and device level ACK emulation.
For 8 Gbps platforms operating with Fabric OS 6.4.1 and later, you can also enable FICON
Teradata read pipelining and FICON Teradata write pipelining.
4. Select Populate Default Values at the top of the dialog box to set all operational parameters for
FICON emulation to default values. This option is not be enabled if existing values are
configured for the tunnel.
5. Select individual operational parameters for FICON emulation.
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FICON Tape Write Max Pipe defines a maximum number of channel commands that may
be outstanding at a given time during write pipelining. Too small of a value will result in
poor performance. The value should be chosen carefully based upon the typical tape
channel program that requires optimum performance. The range is 1-100.
-
FICON Tape Read Max Pipe defines a maximum number of channel commands that may
be outstanding at a given time during read pipelining. Too small of a value will result in
poor performance. The value should be chosen carefully based upon the typical tape
channel program that requires optimum performance. The range is 1-100.
-
FICON Tape Write Max Ops defines a maximum number of concurrent emulated tape write
operations. The range is 1-32.
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FICON Tape Read Max Ops defines a maximum number of concurrent emulated tape read
operations. The range is 1-32.