Unable To Change Node View To Network View; Reset The Ctc_Heap Environment Variable For Windows; Reset The Ctc_Heap Environment Variable For Solaris - Cisco ONS 15454 Troubleshooting Manual

Chapter 1 General Troubleshooting

1.8.2 Unable to Change Node View to Network View

Symptom
nodes appear grayed out. Logging into the new CTC, the user is unable to change node view to network
view on any and all nodes, from any workstation. This is accompanied by an "Exception occurred during
event dispatching: java.lang.OutOfMemoryError" in the java window.
Table 1-10
Table 1-10 Browser Stalls When Downloading Files From TCC2
Possible Problem
The large, multinode
BLSR requires more
memory for the
graphical user interface
(GUI) environment
variables.

Reset the CTC_HEAP Environment Variable for Windows

Step 1 Exit any and all open and running CTC and Netscape applications.
From the Windows Desktop, right-click My Computer and choose Properties in the shortcut menu.
Step 2
In the System Properties window, click the Advanced tab.
Step 3
Click Environment Variables to open the Environment Variables window.
Step 4
Click New under the User variables field or the System variables field.
Step 5
Type CTC_HEAP in the Variable Name field.
Step 6
Type 256 in the Variable Value field, and then click OK to create the variable.
Step 7
Step 8 Click OK in the Environment Variables window to accept the changes.
Step 9 Click OK in the System Properties window to accept the changes.
Restart the browser and CTC software.

Reset the CTC_HEAP Environment Variable for Solaris

Step 1 From the user shell window, kill any CTC applications.
Step 2 Kill any Netscape applications.
Step 3 In the user shell window, set the environment variable to increase the heap size:
% setenv CTC_HEAP 256
November 2004
When activating a large, multinode BLSR from Software R3.2 to Software R3.3, some of the
describes the possible problem and the solution.
Solution
Reset the system or user CTC_HEAP environment variable to increase the
memory limits.
Complete the
procedure on page 1-73
for Solaris" procedure on page 1-73
change.
Note This problem typically affects large networks where additional
memory is required to manage large numbers of nodes and circuits.
1.8.2 Unable to Change Node View to Network View
"Reset the CTC_HEAP Environment Variable for Windows"
or the "Reset the CTC_HEAP Environment Variable
to enable the CTC_HEAP variable
Cisco ONS 15454 Troubleshooting Guide, R4.6
1-73