In this chapter, we will cover the tasks related to memory performance design. You will learn the following aspects of memory performance design:

• Virtual memory reclamation techniques
• Monitoring a host-swapping activity
• Monitoring a host-ballooning activity
• Keeping memory free for VMkernel
• Key memory performance counters to monitor
• What counters not to use
• Identifying when memory is the problem
• Analyzing host and VM memory
• Memory performance best practices