October 2000
Intermediate to advanced
1152 pages
26h 41m
English
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Analyzing Performance
Performance analysis is the process of identifying performance bottlenecks in your system. It involves a number of steps. The first step is to look at the big picture: Is the problem CPU- or I/O-related? If it is a CPU problem, what is the load average? You should probably check what processes are running and what is causing the problem. If it is an I/O problem, is it paging or normal disk I/O? If it is paging, increasing memory might help. You can also try to isolate the program or the user causing the problem. If it is a disk problem, is the disk activity balanced? If you have only one disk, you might want to install a second.
The next section looks at several tools that you can use to determine the answers to the preceding ...
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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.