HP XP7 User Manual page 173

No. Host mode options
33 Set/Report Device Identifier
enable
39 Change the nexus specified in
the SCSI Target Reset
40 V-VOL expansion
41 Prioritized device recognition
command
42 Prevent "OHUB PCI retry"
43 Queue Full Response
49 BB Credit Set Up Option1
50 BB Credit Set Up Option2
51 Round Trip Set Up Option
54 (VAAI) Support Option for the
EXTENDED COPY command
60 LUN0 Change Guard
61 Expanded Persistent Reserve
Key
63 (VAAI) Support Option for
vStorage APIs based on T10
standards
67 Change of the ED_TOV value
68 Support Page Reclamation for
Linux
When to select this option
When all of the following conditions are satisfied:
Host mode 05 OpenVMS
You want to enable commands to assign a nickname of the device.
You want to set UUID to identify a logical volume from the host.
When you want to control the following ranges per host group when receiving
Target Reset:
Range of job resetting.
Range of UAs (Unit Attentions) defined.
When all of the following conditions are satisfied:
The host mode 0C Windows or 2C Windows Extension is used.
You want to automate recognition of the THP V-VOL capacity after
increasing the THP V-VOL capacity.
When you want to execute commands to recognize the device preferentially.
When IBM Z10 Linux is used.
When the command queue is full in the HP XP7 Storage connecting with the
HP-UX host, and if you want to respond Queue Full, instead of Busy, from the
storage system to the host.
When you want to adjust the number of buffer-to-buffer credits (BBCs) to control
the transfer data size by the fibre channel, for example when the distance
between MCU and RCU of the Continuous Access Synchronous ( or High
Availability) pair is long (approximately 100 kilometers) and the Point-to-Point
topology is used.
Use the combination of this host mode option and the host mode option 50.
When you want to adjust the number of buffer-to-buffer credits (BBCs) to control
the transfer data size by the fibre channel, for example when the distance
between MCU and RCU of the Continuous Access Synchronous ( or High
Availability) pair is long (approximately 100 kilometers) and the Point-to-Point
topology is used.
Use the combination of this host mode option and the host mode option 49.
3,4
If you want to adjust the response time of the host I/O, for example when the
distance between MCU and RCU of the Continuous Access Synchronous ( or
High Availability) pair is long (approximately 100 kilometers) and the
Point-to-Point topology is used.
When the VAAI (vStorage API for Array Integration) function of VMware
ESX/ESXi 4.1 is used.
When HP-UX 1 1.31 is used, and when you want to prevent adding or deleting
of LUN0.
Use this Host Mode Option when 128 keys are insufficient for the host.
When you connect the storage system to VMware ESXi 5.0 or later and use
the VAAI function for T10.
When the OPEN fibre channel port configuration applies to following:
The topology is the Fibre Channel direct connection.
The port type is Target or RCU Target.
When using the Page Reclamation function from the environment which is
being connected to the Linux host.
2
or 08 HP is used.
Configuring hosts 173