EPAP 16.1 Upgrade Issue. Syscheck Error: Process Maint is Down. Logs Error: Unable to get DualStack Value

Asset ID:	1-72-2373912.1
Update Date:	2018-03-20
Keywords:

Solution Type Problem Resolution Sure

Solution 2373912.1 : EPAP 16.1 Upgrade Issue. Syscheck Error: Process Maint is Down. Logs Error: Unable to get DualStack Value

Applies to:

Oracle Communications EAGLE (Software) - Version EPAP 16.1 and later
Information in this document applies to any platform.

Symptoms

After EPAP R16.1 upgrade, the "maint" process is down and NTP configuration failure. Unable to configure NTP server for both EPAP-A and EPAP-B.

An error may occur in EPAP GUI banner reporting mate EPAP is unavailable.

Example output of Epap Status:-

[root@mps-b ~]# service Epap status
~~ /etc/init.d/Epap status ~~
--------------------------
process maint is down.
process prov is running.
process provRcvr is running.
process provRMTP is running.
process rtdb is running.
process topnode is running.
process eirlog is running.
process eaglelog is running.
process epapsmdbmntr is running.
process epapSnmpAgent is running.
process epapSnmpAL is running.
process epapSnmpHBS is running.

Example output of Syscheck Application Process error.

[root@mps-b ~]# syscheck
Running modules in class disk...
OK
Running modules in class hardware...
OK
Running modules in class net...
OK
Running modules in class proc...
* run: FAILURE:: MINOR::5000000000000002 -- Server Application Process Error
* run: FAILURE:: Only 0 instance(s) of maint running. 1 instance(s) required!
One or more module in class "proc" FAILED
Running modules in class services...
OK
Running modules in class system...
OK
Running modules in class upgrade...
OK
LOG LOCATION: /var/TKLC/log/syscheck/fail_log

Example output of NTP Configuration error:-

The EPAP is configured as . Only NTP server can be configured.
Press return to continue...

No value specified for EPAP A Provisioning Network IP Address v6
No value specified for EPAP B Provisioning Network IP Address v6
No value specified for Provisioning Network Default Router v6
Caution: This MPS has not been completely configured. Applications may not
run until all required parameters are entered through the text
user interface. Choose "Display Configuration" for a list of
configurable parameters and their settings.
Press return to continue...
Are you sure you wish to exit the text UI? [N]: y

Example output of Server Rebooting errors:-

......
Starting TKLCe5appb: [ OK ]
Checking network config files: [ OK ]
~~ /etc/rc4.d/S99Epap start ~~
"EPAP_RELEASE" is set to "16.1."
Start Epap service failed, some processes are still down after 30 seconds.
Exinit did not start properly. Restarting exinit...
Start Epap service failed, some processes are still down after 30 seconds.
EPAP application start Failed.
Starting smartd: [ OK ]

Cause

The "maint" process startup failure with the following error in "maint.log".

******************************************************
03/13/18-08:20:48 (TID 7f8f0a08a720): Beginning maintenance app
******************************************************
03/13/18-08:20:48 (TID 7f8f0a08a720): In initializeConfigParameters
EPAP_A_NAME=mps-5132-a EPAP_B_NAME=mps-5133-b
03/13/18-08:20:48 (TID 7f8f0a08a720): localIpStr=172.28.113.197
03/13/18-08:20:48 (TID 7f8f0a08a720): Unable to get dualStack value

Issue was due to the EPAP IP Version missing in EPAP configuration.

Solution

Follow the steps mentioned below:

1. Log into the server with username epapconfig or switch user.

# su - epapconfig

2. The EPAP Configuration Menu is displayed.

> Enter choice 2, "Configure Network Interfaces Menu".

3. The Configure Network Interfaces Menu is displayed.

> Enter choice 1 > 1, "Configure Provisioning Network".

4. The Sub Menu for configuring communications networks and other information is displayed.

> Enter choice 1 for "IPv4 Configuration".

5. If prompted, enter "Y" to stop EPAP software and PDBA.

6. Continue next to enter IP address for Provisioning Network.

Example output for Mixed EPAP and Non-Provisionable EPAP in IPv4 configuration:

-----Configure Provisioning Network Menu-\
/-------------------------------------------\
| 1 | IPv4 Configuration |
|----|--------------------------------------|
| 2 | IPv6 Configuration |
|----|--------------------------------------|
| e | Exit |
\-------------------------------------------/
Enter Choice: 1

EPAP software and PDBA are running. Stop them? [N]: Y
Verifying connectivity with mate...
EPAP A provisioning network IP Address [10.1.1.3]:
EPAP B provisioning network IP Address [10.1.1.4]:
EPAP provisioning network netmask [255.255.255.0]:
EPAP provisioning network default router [10.1.1.1]:

6. To exit from EPAP Configuration Menu, Enter choice e, "Exit".

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