scsimgr_esdisk.7 (2010 09)

scsimgr_esdisk(7) scsimgr_esdisk(7)

-a preferred_path=0/3/1/0.0x21000020371972eb.0x0

To set the I/O load balancing policy for disk1 to

pref_tport and set the preferred target port to

0x50001fe150006e6d:

scsimgr set_attr -D /dev/rdisk/disk1 -a load_bal_policy=pref_tport

-a pref_tport=0x50001fe150006e6d

To add a settable attribute scope corresponding to all disk devices from HP with product identiﬁer "MSA

VOLUME", for allowing modiﬁcation of some settable attribute at this scope:

scsimgr ddr_add -N "/escsi/esdisk/0x0/HP /MSA VOLUME "

To persistently change the default I/O load balancing policy, I/O timeout, and maximum concurrent I/O

for all disk devices from HP with product identiﬁer "MSA VOLUME:"

scsimgr save_attr -N "/escsi/esdisk/0x0/HP /MSA VOLUME "

-a load_bal_policy=least_cmd_load -a esd_secs=60

-a path_fail_secs=60

To disable write cache, Persistent Reservation and 16 bytes read/write CDB for all disk devices bound to

the esdisk driver:

scsimgr set_attr -N /escsi/esdisk -a disable_flags=’WCE PR RW16’

AUTHOR

SCSI class driver esdisk plug-in for scsimgr was developed by Hewlett-Packard Company.