Hitachi VSP (or HPE XP) host mode options

When you create host group on Hitachi VSP (or HPE XP) series, you can use these best practices for most used operating systems.

For all operating systems:

  • If you have GAD ( or HA) you must enable 88(Port Consolidation) in Host Mode Options.

For Windows, host mode is  2C [Windows Extension]

  • Enable from host mod options:
    • 40 (V-VOL expansion),
    • 73 (Support Option for WS2012),
    • 105 (Task Set Full response in the event of I/O overload),
  •  If it is “Windows Cluster”, enable
    • 25 (Support SPC-3 behavior on Persistent Reservation)
  •  If you have GAD ( or HA) and server has HDLM, enable
    • 78 (The non-preferred path option)

For Vmware, host mode is  21 [VMware Extension]

  • Enable from host mod options:
    • 54 (VAAI) Support Option for the EXTENDED COPY command
    • 63 (VAAI) Support Option for vStorage APIs based on T10 standarts.

For Linux, host mode is  00 [Standart]

  • Enable from host mod options:
    •  68 Support Page Reclamation for Linux

Security Tips for Storage and Backup Admins

1. EMC Networker: Change “remote access” option *@*  on every client” –>

2. Veritas Netbackup: Remove No.Restrictions file –>

3. EMC VMAX: Change default password of SMC user in unisphere (take snapshot or backup before changing. If you would get “Failed to authenticate user.” error, there is no way to fix except restore or reinstall. And, If you reinstall unisphere you will loose performance database. There is a trick to not get this error.)

4. EMC VPLEX: Change default passwords of VPLEX. Default passwords of VPLEX is already complex, but anyone can find default passwords of service, admin and root users in the documents.

5. Commvault: Activate Ransomware Protection –>