How
to enabled/disabled Legacy Path in HP UNIX:
To
check whether legacy mode is enabled or disabled:
server1:/sbin
# insf -L -v
insf:
Legacy mode is disabled
Since
Legacy path are disabled, I am not getting output of below command:
#ioscan
-kfnC tape
I
am getting output in agile paths only:
server1:/sbin # ioscan -fnNCtape
Class
I H/W Path Driver S/W State H/W Type
Description
===================================================================
tape
44 64000/0xfa00/0x3b estape
CLAIMED DEVICE HP
Ultrium 4-SCSI
/dev/rtape/tape44_BEST
/dev/rtape/tape44_BESTb
/dev/rtape/tape44_BESTn /dev/rtape/tape44_BESTnb
tape
45 64000/0xfa00/0x3c estape
CLAIMED DEVICE HP
Ultrium 4-SCSI
/dev/rtape/tape45_BEST
/dev/rtape/tape45_BESTb
/dev/rtape/tape45_BESTn /dev/rtape/tape45_BESTnb
tape
46 64000/0xfa00/0x3d estape
CLAIMED DEVICE HP
Ultrium 4-SCSI
/dev/rtape/tape46_BEST /dev/rtape/tape46_BESTb /dev/rtape/tape46_BESTn /dev/rtape/tape46_BESTnb
tape
14 64000/0xfa00/0xf7 estape
CLAIMED DEVICE IBM
ULTRIUM-TD3
/dev/rtape/tape14_BEST
/dev/rtape/tape14_BESTb
/dev/rtape/tape14_BESTn /dev/rtape/tape14_BESTnb
tape
15 64000/0xfa00/0xf8 estape
CLAIMED DEVICE IBM
ULTRIUM-TD3
/dev/rtape/tape15_BEST
/dev/rtape/tape15_BESTb
/dev/rtape/tape15_BESTn
/dev/rtape/tape15_BESTnb
tape
16 64000/0xfa00/0xf9 estape
CLAIMED DEVICE IBM
ULTRIUM-TD3
/dev/rtape/tape16_BEST
/dev/rtape/tape16_BESTb
/dev/rtape/tape16_BESTn
/dev/rtape/tape16_BESTnb
tape
17 64000/0xfa00/0xfa estape
CLAIMED DEVICE IBM
ULTRIUM-TD3
/dev/rtape/tape17_BEST
/dev/rtape/tape17_BESTb
/dev/rtape/tape17_BESTn /dev/rtape/tape17_BESTnb
tape 18
64000/0xfa00/0xfb estape CLAIMED
DEVICE IBM ULTRIUM-TD3
/dev/rtape/tape18_BEST
/dev/rtape/tape18_BESTb
/dev/rtape/tape18_BESTn /dev/rtape/tape18_BESTnb
tape
20 64000/0xfa00/0x10b estape
CLAIMED DEVICE
IBM ULTRIUM-TD3
/dev/rtape/tape20_BEST
/dev/rtape/tape20_BESTb
/dev/rtape/tape20_BESTn /dev/rtape/tape20_BESTnb
tape
21 64000/0xfa00/0x10c estape
CLAIMED DEVICE IBM
ULTRIUM-TD3
/dev/rtape/tape21_BEST /dev/rtape/tape21_BESTb /dev/rtape/tape21_BESTn /dev/rtape/tape21_BESTnb
tape
22 64000/0xfa00/0x10d estape
CLAIMED DEVICE IBM
ULTRIUM-TD3
/dev/rtape/tape22_BEST /dev/rtape/tape22_BESTb /dev/rtape/tape22_BESTn /dev/rtape/tape22_BESTnb
tape
23 64000/0xfa00/0x10e estape
CLAIMED DEVICE IBM
ULTRIUM-TD3
/dev/rtape/tape23_BEST
/dev/rtape/tape23_BESTb
/dev/rtape/tape23_BESTn
/dev/rtape/tape23_BESTnb
To
enable the Legacy Path:
server1:/sbin
# insf -L
This command will re-install all
legacy I/O nodes and legacy DSFs.
Do you want to continue ?
(You must respond with 'y' or 'n'.): y
insf:
Legacy mode has been successfully enabled
After
Enabling Legacy Path, I am getting output of below command:
server1:/sbin # ioscan -fnC tape
Class
I H/W Path Driver S/W State H/W Type
Description
==================================================================
tape
48
0/0/2/1/0/4/1.13.183.255.0.0.0
stape CLAIMED DEVICE HP
Ultrium 4-SCSI
/dev/rmt/48m
/dev/rmt/48mn
/dev/rmt/c73t0d0BEST /dev/rmt/c73t0d0BESTn
/dev/rmt/48mb /dev/rmt/48mnb /dev/rmt/c73t0d0BESTb /dev/rmt/c73t0d0BESTnb
tape
49
0/0/2/1/0/4/1.13.186.255.0.0.0
stape CLAIMED DEVICE HP
Ultrium 4-SCSI
/dev/rmt/49m /dev/rmt/49mn /dev/rmt/c74t0d0BEST /dev/rmt/c74t0d0BESTn
/dev/rmt/49mb
/dev/rmt/49mnb
/dev/rmt/c74t0d0BESTb /dev/rmt/c74t0d0BESTnb
tape
47
0/0/2/1/0/4/1.13.203.255.8.0.0
stape CLAIMED DEVICE HP
Ultrium 4-SCSI
/dev/rmt/47m
/dev/rmt/47mn
/dev/rmt/c72t0d0BEST /dev/rmt/c72t0d0BESTn
/dev/rmt/47mb
/dev/rmt/47mnb
/dev/rmt/c72t0d0BESTb /dev/rmt/c72t0d0BESTnb
tape
50
1/0/2/1/0/4/1.39.163.255.8.0.2
stape CLAIMED DEVICE IBM
ULTRIUM-TD3
/dev/rmt/50m
/dev/rmt/50mn
/dev/rmt/c75t0d2BEST /dev/rmt/c75t0d2BESTn
/dev/rmt/50mb
/dev/rmt/50mnb
/dev/rmt/c75t0d2BESTb
/dev/rmt/c75t0d2BESTnb
tape
51
1/0/2/1/0/4/1.39.163.255.8.0.3
stape CLAIMED DEVICE IBM
ULTRIUM-TD3
/dev/rmt/51m
/dev/rmt/51mn /dev/rmt/c75t0d3BEST /dev/rmt/c75t0d3BESTn
/dev/rmt/51mb
/dev/rmt/51mnb
/dev/rmt/c75t0d3BESTb /dev/rmt/c75t0d3BESTnb
tape
52
1/0/2/1/0/4/1.39.163.255.8.0.4
stape CLAIMED DEVICE IBM
ULTRIUM-TD3
/dev/rmt/52m
/dev/rmt/52mn
/dev/rmt/c75t0d4BEST /dev/rmt/c75t0d4BESTn
/dev/rmt/52mb
/dev/rmt/52mnb
/dev/rmt/c75t0d4BESTb /dev/rmt/c75t0d4BESTnb
tape
53
1/0/2/1/0/4/1.39.163.255.8.0.5
stape CLAIMED DEVICE IBM
ULTRIUM-TD3
/dev/rmt/53m
/dev/rmt/53mn
/dev/rmt/c75t0d5BEST /dev/rmt/c75t0d5BESTn
/dev/rmt/53mb /dev/rmt/53mnb /dev/rmt/c75t0d5BESTb /dev/rmt/c75t0d5BESTnb
tape
54
1/0/2/1/0/4/1.39.163.255.8.0.6
stape CLAIMED DEVICE IBM
ULTRIUM-TD3
/dev/rmt/54m
/dev/rmt/54mn
/dev/rmt/c75t0d6BEST
/dev/rmt/c75t0d6BESTn
/dev/rmt/54mb
/dev/rmt/54mnb
/dev/rmt/c75t0d6BESTb /dev/rmt/c75t0d6BESTnb
tape
55
1/0/2/1/0/4/1.39.163.255.8.0.7
stape CLAIMED DEVICE IBM
ULTRIUM-TD3
/dev/rmt/55m /dev/rmt/55mn /dev/rmt/c75t0d7BEST /dev/rmt/c75t0d7BESTn
/dev/rmt/55mb
/dev/rmt/55mnb
/dev/rmt/c75t0d7BESTb /dev/rmt/c75t0d7BESTnb
To
disable the legacy path:
server1:/sbin # rmsf -L
WARNING: This command may be disruptive to the system.
Before
running this command, make sure you have first run
iofind(1M) and migrated all applications using legacy device
special files. Please refer to the man page of rmsf(1M) to
verify
the possible side effects of the option '-L'.
Do you
want to continue ?
(You
must respond with 'y' or 'n'.): y
rmsf: Legacy mode has been successfully disabled
Thank you
for reading.
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