Set The Ctc_Heap And Ctc_Max_Perm_Size_Heap Environment Variables For Windows - Cisco NCS 2000 series Troubleshooting Manual

General Troubleshooting
shelf view (multishelf mode) to network view on any nodes, from any workstation. This is accompanied by
an Exception occurred during event dispatching: java.lang.OutOfMemoryError in the java window.
Solution
the Set the CTC_HEAP and CTC_MAX_PERM_SIZE_HEAP Environment Variables for Windows, on page
49 or the
page 50
Note
This problem typically affects large networks where additional memory is required to manage large numbers
of nodes and circuits.

Set the CTC_HEAP and CTC_MAX_PERM_SIZE_HEAP Environment Variables for Windows

Note Before proceeding with the following steps, ensure that your system has a minimum of 4 GB of RAM. If your
system does not have a minimum of 4 GB of RAM, contact the Cisco Technical Assistance Center (TAC).
SUMMARY STEPS
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12. Click the OK button in the System Properties window to accept the changes.
DETAILED STEPS
Step 1 Close all open CTC sessions and browser windows.
Step 2
From the Windows Start menu, choose Control Panel > System.
Step 3 In the System Properties window, click the Advanced tab.
Step 4 Click the Environment Variables button to open the Environment Variables window.
Step 5
Click the New button under the System variables field.
Step 6 Type CTC_HEAP in the Variable Name field.
Step 7 Type 896 in the Variable Value field, and then click the OK button to create the variable.
Set the CTC_HEAP and CTC_MAX_PERM_SIZE_HEAP Environment Variables for Windows
The large, multinode BLSR requires more memory for the graphical user interface (GUI)
Possible Cause
environment variables.
Set the system or user CTC_HEAP environment variable to increase the memory limits. Complete
Set the CTC_HEAP and CTC_MAX_PERM_SIZE_HEAP Environment Variables for Solaris, on
to enable the CTC_HEAP variable change.
Close all open CTC sessions and browser windows.
From the Windows Start menu, choose Control Panel > System.
In the System Properties window, click the Advanced tab.
Click the Environment Variables button to open the Environment Variables window.
Click the New button under the System variables field.
Type CTC_HEAP in the Variable Name field.
Type 896 in the Variable Value field, and then click the OK button to create the variable.
Again, click the New button under the System variables field.
Type CTC_MAX_PERM_SIZE_HEAP in the Variable Name field.
Type 256 in the Variable Value field, and then click the OK button to create the variable.
Click the OK button in the Environment Variables window to accept the changes.
Cisco NCS 2000 series Troubleshooting Guide, Release 11.0
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