Figure
41
displays
example
results
of
the
command
if
the
configuration
is
successful.
Figure
42
displays
example
results
of
the
lsdisk
command
to
list
all
the
disks
in
the
systems
which
do
not
contain
1750
disk
devices.
Making
SAN
changes
for
IBM
pSeries
hosts
This
topic
describes
SAN
changes
that
you
need
to
make
for
an
IBM
pSeries
hosts.
Before
you
change
the
switch
port
connected
to
the
storage
unit
or
the
switch
domain
ID,
perform
the
steps
below
to
remove
the
fibre-channel
adapter:
The
5716,
6228,
and
6239
host
adapter
cards
do
not
support
dynamic
SAN
configuration
changes.
Do
not
change
the
domain
ID
of
the
switch
port
of
the
switch
connected
to
the
storage
unit;
otherwise,
you
might
lose
the
connection
to
the
storage
unit.
1.
Run
the
umount
command
to
unmount
the
files
on
the
file
system.
For
example,
type
umount
x
,
where
x
is
the
file
system
name.
If
you
are
on
an
SP
host,
go
to
step
2,
otherwise
go
to
step
4.
2.
For
SP
environments,
type
suspendvsd
to
suspend
the
virtual
shared
disks
with
the
volume
groups.
3.
For
SP
environments,
type
stopvsd
to
stop
the
virtual
shared
disks
that
are
associated
with
the
volume
groups.
4.
Run
the
varyoffvg
command
for
the
1750
volume
group.
For
example,
type
varyoffvg
VGname
5.
Type
rmdev
-dl
fcs(
x
)
-R
on
the
command
line
to
remove
the
fibre-channel
adapter.
The
value
of
x
represents
the
fibre-channel
number
that
you
want
to
remove.
6.
Type
cfgmgr
to
reinstall
the
adapter
and
rediscover
the
1750
hdisks.
7.
Type
varyonvg
to
vary
on
the
volume
groups.
8.
Remount
the
file
system.
hdisk3
Available
30-68-01
IBM
FC
1750
hdisk4
Available
30-68-01
IBM
FC
1750
hdisk5
Available
30-68-01
IBM
FC
1750
...
...
Figure
41.
Example
of
a
list
of
devices
displayed
when
you
use
the
lsdev
-Cc
disk
|
grep
1750
command
for
fibre-channel
hdisk3
Available
30-68-01,
Other
FCSCSI
disk
device
hdisk4
Available
30-68-01,
Other
FCSCSI
disk
device
hdisk5
Available
30-68-01,
Other
FCSCSI
disk
device
...
...
Figure
42.
Example
of
a
list
of
other
devices
displayed
when
you
use
the
lsdisk
command
for
fibre-channel.
78
DS6000
Host
Systems
Attachment
Guide
Summary of Contents for System storage DS6000 Series
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