Storage Visibility for Operations - A Ceph Story

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Slides show the first ceph dashboard integrated within Openstack (Horizon) and how to optimize ceph performance!

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Storage Visibility for Operations - A Ceph Story

  1. 1. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Cisco Confidential© 2013 Cisco and/or its affiliates. All rights reserved. Storage Visibility and Optimization A Story of Ceph
  2. 2. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco ConfidentialCisco ConfidentialCisco Confidential© 2013 Cisco and/or its affiliates. All rights reserved. Cloud/Big-data Winnovation Team Alex Holden Damian Van VuurenAiling Zhang Marc Solanas Matt Weeks Pengfei Zhang Kai Zhang Xinyuan Huang Debo Dutta Yathiraj Udupi
  3. 3. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Cisco Confidential© 2013 Cisco and/or its affiliates. All rights reserved. Why do we need storage visibility?
  4. 4. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential OpenStack Storage Openstack APIs Cinder ???? Swift Glance
  5. 5. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential The Storage Jungle
  6. 6. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Why is visibility useful? Optimal object distribution Failure detection Make underlying configuration easier Performance tuning
  7. 7. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Case Study: Ceph Source: http://ceph.com/docs/master/architecture/
  8. 8. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Case Study: Ceph hash(“foo”) % 128 = 0x3f “bar’ = 2
  9. 9. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Visibility in Ceph
  10. 10. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential The visibility we want in Ceph Visual monitoring Object distribution OSD real time status Visual management of crush rules
  11. 11. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential First Ceph Dashboard Within Horizon!!!
  12. 12. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Ceph Horizon Panel Demo
  13. 13. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Cisco Confidential© 2013 Cisco and/or its affiliates. All rights reserved. Use case: Identify bottlenecks
  14. 14. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential
  15. 15. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Optimization Rebalance storage nodes dynamically Preview changes (Future work) Change configuration automatically (Future work)
  16. 16. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Conclusion Reduce downtime Increase storage performance Provide analytics and historical data More insights to follow!

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