Reference:
The Software Container is a logical component in the Software Blade Architecture. There are three types of Software Containers: Security Management, Security Gateway, and Endpoint Security. The container enables the server functionality, and defines its purpose - e.g, management or gateway. https://downloads.checkpoint.com/dc/download.htm?ID=11608

https://sc1.checkpoint.com/documents/R80.40/WebAdminGuides/EN/CP_R80.40_PerformanceTuning_AdminGuide/Content/Topics-PTG/CoreXL-Configuring-IPv4-and-IPv6-CoreXL-FW-instances.htm?Highlight=Configuring%20the%20Number%20of%20IPv4%20CoreXL%20Firewall%20Instances R81 https://sc1.checkpoint.com/documents/R81/WebAdminGuides/EN/CP_R81_PerformanceTuning_AdminGuide/Topics-PTG/CoreXL-Configuring-IPv4-and-IPv6-CoreXL-FW-instances.htm cpconfig -> Enter the number of the Check Point CoreXL option. ( Enter 1 to select Change the number of firewall instances. OR Enter 2 for the option Change the number of IPv6 firewall instances.) -> Enter the total number of IPv4 (IPv6) CoreXL Firewall instances you wish the Security Gateway to run. Follow the instructions on the screen. -> Exit from the cpconfig menu. - Reboot the Security Gateway.