Dynamic Reconfiguration Operation
5.2 Hot plug collaboration function
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5.2.3 Timeout of collaboration program
Hot plug collaboration function does not know details of collaboration programs. Thus hot plug collaboration
function sequentially execute collaboration programs for preventing depletion of resources. A collaboration
program may terminate abnormally by some reasons. Thus when collaboration program does not finish in
constant waiting time, hot plug collaboration function handles it as follows:
1) Send SIGTERM signal to collaboration program
2) Send SIGKILL signal to collaboration program when a collaboration program does not finish even if
waiting for one minute after SIGTERM is sent
This waiting time can be modified by configuration file. The assignable value is shown below. The default
value is five minutes.
Set value
Action
5-1024
Wait for the completion of a collaboration program at specified time. The unit of value is
the minute.
0
Wait for the completion of a collaboration program unlimitedly
-1 or less
The value is out of assignable value. Wait for the completion of a collaboration program
at 5 minutes as default.
1-4
The value is out of assignable value. Wait for the completion of a collaboration program
at 5 minutes as default.
1025 or more
The value is out of assignable value. Wait for the completion of a collaboration program
at 5 minutes as default.
Specify 0 to waiting time, when collaboration program must be completed to continue DR. But DR function
stops until the collaboration program is completed.
5.2.4 Directory that stored collaboration program
The collaboration program must be stored in the following directory.
/opt/FJSVdr-util/user_command
The configuration file of the collaboration program must be stored in the following directory.
/opt/FJSVdr-util/etc
Note that creating new directory under the above directories is not allowed.
