Checking Low Latency Transport Operation - Symantec Veritas Storage Foundation HP-UX Installation Manual

Cluster file system
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26 Installing and configuring the product
Verifying the configuration files

Checking Low Latency Transport operation

Use the
command to verify that links are active for LLT. This command
lltstat
returns information about the links for LLT for the system on which it is typed.
See the
(1M) manual page.
lltstat
In the following example,
To check LLT operation
1
Log into system01.
# lltstat -n
Output resembles:
LLT
node information:
Node
*
0
system01
1
system02
2
Log into system02.
# lltstat -n
Output resembles:
LLT
node information:
Node
0
system01
*
1
system02
Note: Each system has two links and that each system is in the
asterisk (*) denotes the system on which the command is typed.
With LLT configured correctly, the output of
systems in the cluster and two links for each system. If the output shows
otherwise, you can use the verbose option of
lltstat -nvv | more
LLT. In the following example,
a two-node cluster.
3
Log into system01.
# lltstat -nvv | more
Output resembles:
Node
State
*0 system01 OPEN
1 system02 OPEN
2
CONNWAIT
is typed on each system in the cluster.
lltstat -n
State
OPEN
OPEN
State
OPEN
OPEN
on a system to view additional information about
-nvv |
lltstat
Link
Status
lan1
UP
lan2
UP
lan1
UP
lan2
DOWN
lan1
DOWN
lan2
DOWN
Links
2
2
Links
2
2
state. An
OPEN
shows all of the
lltstat -n
. For example, type
lltstat
is typed on a system in
more
Address
08:00:20:93:0E:34
08:00:20:93:0E:34
08:00:20:8F:D1:F2
08:00:20:8F:D1:F2

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