Cisco Headend System Release 2.7 Guida All'Installazione
Remove Scripts That Bounce the Pass-Through Process
4023737 Rev C
95
Remove Scripts That Bounce the Pass-Through
Process
Process
In order to correct some issues associated with the Pass-Through process on the
DNCS, some sites have been regularly bouncing this process through scripts that
reside in the crontab file. This software corrects issues associated with the Pass-
Through process. Therefore, after the upgrade, you should remove any entries in the
crontab file that reference scripts that bounce the Pass-Through process. The
instructions in this section guide you through the process of removing these
references.
DNCS, some sites have been regularly bouncing this process through scripts that
reside in the crontab file. This software corrects issues associated with the Pass-
Through process. Therefore, after the upgrade, you should remove any entries in the
crontab file that reference scripts that bounce the Pass-Through process. The
instructions in this section guide you through the process of removing these
references.
Notes:
Bouncing a process refers to stopping and then restarting that process.
The scripts that were written to bounce the Pass-Through process are called elop
and bouncePassThru.
and bouncePassThru.
Removing Scripts That Bounce the Pass-Through Process
Complete the following steps to remove entries from the crontab file that reference
scripts that bounce the Pass-Through process.
1 If necessary, open an xterm window on the DNCS.
2 Follow these instructions to check on the presence of scripts in the crontab file
scripts that bounce the Pass-Through process.
1 If necessary, open an xterm window on the DNCS.
2 Follow these instructions to check on the presence of scripts in the crontab file
that bounce the Pass-Through process.
a Type crontab -l | grep -i elop and then press Enter. The system lists the
a Type crontab -l | grep -i elop and then press Enter. The system lists the
line(s) within the crontab file that contain elop scripts.
b Type crontab -l | grep -i bouncePassThru and then press Enter. The
system lists the line(s) within the crontab file that contain bouncePassThru
scripts.
scripts.
3 Did the output of step 2 contain any references to the elop or the
bouncePassThru scripts?
If yes, go to step 4 to remove those references.
If no, go to Reinstall the NMI Software (Optional) (on page 97).
Note: You do not have to remove any references to the scripts from the
crontab file.
Note: You do not have to remove any references to the scripts from the
crontab file.
4 Type crontab -l > /tmp/dncs.crontab and then press Enter. The system
redirects the contents of the crontab into dncs.crontab.
Note: While you can edit the crontab directly, we recommend that you first
redirect the contents of the crontab to dncs.crontab so you can recover the
original crontab if necessary.
Note: While you can edit the crontab directly, we recommend that you first
redirect the contents of the crontab to dncs.crontab so you can recover the
original crontab if necessary.