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Ceph Cookbook

You're reading from   Ceph Cookbook Practical recipes to design, implement, operate, and manage Ceph storage systems

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Product type Paperback
Published in Nov 2017
Publisher Packt
ISBN-13 9781788391061
Length 466 pages
Edition 2nd Edition
Languages
Tools
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Authors (3):
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Vikhyat Umrao Vikhyat Umrao
Author Profile Icon Vikhyat Umrao
Vikhyat Umrao
Michael Hackett Michael Hackett
Author Profile Icon Michael Hackett
Michael Hackett
Karan Singh Karan Singh
Author Profile Icon Karan Singh
Karan Singh
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Toc

Table of Contents (15) Chapters Close

Preface 1. Ceph – Introduction and Beyond 2. Working with Ceph Block Device FREE CHAPTER 3. Working with Ceph and OpenStack 4. Working with Ceph Object Storage 5. Working with Ceph Object Storage Multi-Site v2 6. Working with the Ceph Filesystem 7. Monitoring Ceph Clusters 8. Operating and Managing a Ceph Cluster 9. Ceph under the Hood 10. Production Planning and Performance Tuning for Ceph 11. The Virtual Storage Manager for Ceph 12. More on Ceph 13. An Introduction to Troubleshooting Ceph 14. Upgrading Your Ceph Cluster from Hammer to Jewel

Ceph rados bench

Ceph ships with an inbuilt benchmarking tool known as the rados bench, which can be used to measure the performance of a Ceph cluster at the pool level. The rados bench tool supports write, sequential read, and random read benchmarking tests, and it also allows the cleaning of temporary benchmarking data, which is quite neat.

How to do it...

Let's try to run some tests using the rados bench:

  1. To run a 10 second write test to the pool RDB without cleanup, use the following command:

        # rados bench -p rbd 10 write --no-cleanup

We get the following screenshot after executing the command:

You will notice my test actually ran for a total time of 17 seconds, this is due to running the test on VM&apos...

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