Cisco Systems ONS 15600 SDH manual DLP-F386 Adjust the Java Virtual Memory Heap Size, 18-100

Chapter 18 DLPs F300 to F399

DLP- F386 Adjust the Java Virtual Memory Heap Size

DLP-F386 Adjust the Java Virtual Memory Heap Size

Purpose	This task allows you to adjust the Java Virtual Memory (JVM) heap size
	from the default 256 MB to the maximum of 512 MB in order to improve
	CTC performance.
Tools/Equipment	None
Prerequisite Procedures	None
Required/As Needed	As needed
Onsite/Remote	Onsite or remote
Security Level	Provisioning or higher

Step 1 From the Windows task bar, click Start > Settings > Control Panel. The Windows Control Panel appears.

Step 2 Double-click System. The System Properties window appears.

Step 3 Click the Advanced tab.

Step 4 Click Environmental Variables. The Environmental Variables dialog box appears.

Step 5 In the User Variables area, click New. The New User Variable dialog box appears.

Step 6 Type CTC_HEAP in the Variable Name field.

Step 7 Type 512 in the Variable Value field.

Step 8 Click OK.

Step 9 Reboot your PC.

Step 10 Return to your originating procedure (NTP).

DLP-F387 Install an SFP/XFP

Purpose	This task installs XFPs on the 1PIO modules and installs SFPs on the 4PIO
	modules (PIMs) on the ASAP card.
Tools/Equipment	SFPs/XFPs appropriate for your network
Prerequisite Procedures	DLP-F333	Install the ASAP Carrier Modules, page 18-33
	DLP-F384	Install the ASAP 1PIO and 4PIO (PIM) Modules, page 18-95
Required/As Needed	As needed
Onsite/Remote	Onsite
Security Level	Provisioning or higher

Note SFPs and XFPs are generically called pluggable port modules (PPMs) in the CTC software interface.

Step 1 Verify that the SFP or XFP is correct for your network and ASAP card. Refer to the “Card Reference” chapter in the Cisco ONS 15600 SDH Reference Manual for more information about SFPs and XFPs.

	Cisco ONS 15600 SDH Procedure Guide, R8.0
18-100	October 2007