December 2014
Intermediate to advanced
276 pages
6h 25m
English
Content preview from VMware vRealize Operations Performance and Capacity Management
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Memory counters at the VM level
vCenter 5.5 provides 28 counters for RAM to track the various features of ESXi memory management. Compared with physical servers, where you normally just monitor the memory utilization and swapping, these are a lot counters. I have shown all the counters in the next screenshot. With 28 counters per VM, a vSphere environment with 1,000 VMs will have 28,000 counters just for VM RAM! It is certainly too many to be monitored as part of overall management. I will share, in the later part of this chapter, the three key counters you need to track to manage performance and capacity.
VM – RAM counters
At the ESXi level, vCenter ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.