January 2018
Intermediate to advanced
398 pages
7h 54m
English
book
OpenStack Cloud Computing Cookbook - Fourth Edition
by Kevin Jackson, Cody Bunch, Egle Sigler, James Denton
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Setting IOPS limits for a flavor
As with CPU limits, IOPS limits can also be imposed to prevent an instance type from hogging all of the available IO on a system. IOPS here refers to the storage and network IO. Also, as with CPU limits, IOPS limits are a special case of flavor attributes that you may encounter frequently.
Tip
At the time of this writing, the openstack command-line client is the only way to view and change this setting. It is also not shown by default when viewing instance attributes.
Getting ready
To add an IOPS limit to a flavor, you will need the following:
- The
openstackcommand-line client - The
openrcfile containing appropriate credentials - The name of the flavor to change
- The value you would like to set the IOPS limit to.
- In our example, ...
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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.