
Process Diagrams for Offhost Backup
144 NetBackup ServerFree Agent System Administrator’s Guide
Third-Party Copy Device: Copy-On-Write Process
The following diagram shows the major components for making a backup using the
NetBackup Third-Party Copy Device method with a copy-on-write snapshot frozen
image. Numbers refer to descriptions on the next page.
Overview of Third-Party Copy Device Process: Copy-On-Write
bprd
jnbSA or
bpadm
Backup
Request
bpbrm
bpcd
bpdbm
bpsched
bptm
Tape or optical
device
F
i
l
e
i
nfor
m
ati
on
E
x
t
e
n
t
l
i
s
t
bpbkar
bpcd
T
h
i
r
d
-
p
a
r
t
y
c
o
p
y
c
o
m
m
a
n
d
w
i
t
h
e
x
t
e
n
t
l
i
s
t
ltid
T
a
p
e
r
e
q
u
e
s
t
m
o
u
n
t
B
a
c
k
u
p
i
m
a
g
e
Master
server
Media server
F
i
l
e
i
n
f
o
r
m
a
t
i
o
n
F
i
l
e
/
v
o
l
u
m
e
m
a
p
p
i
n
g
i
n
f
o
Backup image
e
x
t
e
n
t
l
i
s
t
i
n
f
o
Solaris client
jbpSA or
bp
Backup
Request
3
4
2
1
5
6
8
9
7
10
Frozen
image of
client data
Active
client data
Make
frozen
image
Frozen
image
created
Third-party copy
device
mapping
services
frozen image
services
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