Software Modularity in Cisco NX-OS
The first step to understanding how Cisco NX-OS was built and provides an improvement for data center networks is to explore the software modularity that is provided. Cisco NX-OS was built with a mindset to provide the highest level of availability for data center networks. To provide this, the team that created Cisco NX-OS focused on providing modular processes as a foundation to the operating system. When a feature is enabled in Cisco NX-OS, a process is started and system resources are then allocated to the given process. Each individual feature is enabled on demand and given its own protected memory space. Cisco NX-OS then uses a real-time preemptive scheduler that helps ensure the timely processing of critical ...
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