7
Backing
Up
Y
our
System
and
Softw
are
The
most
imp ortant
part
of
y
our
system
is
the
data
y
ou
ha
v
e
accum
ulated.
Y
ou
can
protect
it
from
loss
b
y
p erio
dically
making
an
arc
hiv
al
b
ack
up
tap
e
of
y
our
le
system(s).
T
o
bac
k
up
a
le
system
structure
to
a
cartridge
or
a
DDS-F
ormat
tap
e
driv
e,
y
ou
can
take
adv
an
tage
of
the
in
teractive
features
of
SAM
(\System
Administration
Manager").
First
y
ou
m
ust
make
sure
y
ou
ha
v
e
the
correct
device
les
in
place
so
that
SAM
will
b e
able
to
nd
y
our
tap
e
driv
es.
1.
The
device
les
should
exist
on
y
our
op erating
system,
as
shipp ed,
but
it
is
a
wise
idea
to
c
hec
k
for
their
existence
b efore
pro ceeding.
Y
ou
can
lo
ok
up
the
device
les
curren
tly
on
y
our
system
b
y
running
ll
/dev
2.
If
the
con
v
en
tional
sub directories
/dev/rmt
and
/dev/rct
do
not
app ear,
create
them
b
y
en
tering
the
follo
wing:
mkdir
/dev/rmt
mkdir
/dev/rct
a.
By
con
v
en
tion,
the
device
le
name
for
a
cartridge
tap
e
driv
e
(HP
9144-t yp e)
is
/dev/rct/3s0 .
(The
3s0
part
dep ends
on
the
bus
address.
The
bus
address
is
here
assumed
to
b e
3 ).
If
necessary
,
create
the
device
le
for
the
cartridge
driv
e
b
y
en
tering
the
follo wing:
mknod
/dev/rct/3s0
c
4
0x070300
b.
The
device
le
name
for
the
DDS-F
ormat
driv
e
should
b e
/dev/rmt/4m
,
if
y
ou
use
it
with
the
same
SCSI
bus
address
that
it
is
shipp ed
with.
(The
4m ,
b
y
con
v
en
tion,
dep ends
on
the
bus
address
( 4 )
and
densit
y
( m )
of
the
device
y
ou're
using.)
T
o
create
this
device
le,
en
ter
the
following:
mknod
/dev/rmt/4m
c
54
0x0e0400
When
y
ou
do
a
bac
kup
on
tap
e
to
protect
y
our
data
from
acciden
tal
loss,
y
ou
can
c
ho ose
to
bac
k
up
either
all
or
an
y
part
of
y
our
le
system.
HP-UX
has
man
y
utilities
that
can
b e
used
for
creating
bac
kups.
SAM
(\System
Administration
Manager")
in
v
ok
es
fbackup
to
create
the
bac
kup
in
teractively
.
7-2
Backing
Up,
Installing,
and
Updating
Y
our
Softw
are
Summary of Contents for 425s
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