Cisco Headend System Release 2.7 Release Notes
Chapter 2 DNCS Pre-Upgrade Procedures
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4019475 Rev D
Check and Remove Sessions
Introduction
After you obtain your system configuration, your next step is to check the BFS QAM
for the number of sessions and to remove any completed or orphaned sessions. This
check enables you to compare the number of sessions before and after the
installation process is complete, and indicates a successful upgrade if an equal
number of sessions are built after the upgrade process is complete.
for the number of sessions and to remove any completed or orphaned sessions. This
check enables you to compare the number of sessions before and after the
installation process is complete, and indicates a successful upgrade if an equal
number of sessions are built after the upgrade process is complete.
Checking the BFS Sessions on the BFS QAM or BFS GQAM
Complete the following steps to check and record the number of pre-upgrade BFS
sessions.
1 Choose one of the following options to check the number of BFS sessions:
sessions.
1 Choose one of the following options to check the number of BFS sessions:
Press the Options button on the front panel of the BFS QAM until the Session
Count total appears.
Count total appears.
Type /dvs/dncs/bin/auditQam -query <IPAddr> <output port number> and
press Enter.
Example: /dvs/dncs/bin/auditQam -query 172.16.1.101 3
Notes:
–
press Enter.
Example: /dvs/dncs/bin/auditQam -query 172.16.1.101 3
Notes:
–
<IPAddr> is the IP address of the data QAM or GQAM.
–
The output port number for a QAM is 2.
–
The output port numbers for a GQAM range from 1 to 16.
2 Record the Session Count total in the space provided. __________
3 Go to Tearing Down and Restarting Session 199.
3 Go to Tearing Down and Restarting Session 199.
Removing Completed or Orphaned Sessions
Complete the following steps to remove completed or orphaned sessions by running
the clearDbSessions utility.
the clearDbSessions utility.
Note: The clearDbSessions utility takes several minutes to complete and can run in
the background as you complete the remaining procedures in this chapter.
1 If necessary, open an xterm window on the DNCS.
2 Type clearDbSessions and then press Enter. The system removes all completed
the background as you complete the remaining procedures in this chapter.
1 If necessary, open an xterm window on the DNCS.
2 Type clearDbSessions and then press Enter. The system removes all completed
session, resource, and network graph records more than 1 hour old from the
database.
database.
3 Type clearDbSessions -c and then press Enter. The system removes all
completed session, resource, and network graph records from the database.