© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
Cisco
Confidential© 2013 Cisco and/or its affi...
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
ConfidentialCisco ConfidentialCisco Confidential© 2013 Cisc...
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
Cisco
Confidential© 2013 Cisco and/or its affi...
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
OpenStack Storage
Openstack APIs
Cinder
????
S...
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
The Storage Jungle
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
Why is visibility useful?
Optimal object
distr...
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
Case Study: Ceph
Source: http://ceph.com/docs/...
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
Case Study: Ceph
hash(“foo”)
% 128 =
0x3f
“bar...
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
Visibility in Ceph
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
The visibility we want in Ceph
Visual
monitori...
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
Ceph Horizon
Panel Demo
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
Cisco
Confidential© 2013 Cisco and/or its affi...
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
Optimization
Rebalance storage nodes dynamical...
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
Conclusion
Reduce downtime
Increase storage pe...
© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
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Storage visibility and Optimization. A Story of Ceph

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Storage visibility and Optimization. A Story of Ceph

  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 ajonasho@cisco.com Damian Van Vuuren dvanvuur@cisco.com Ailing Zhang ailzhang@cisco.com Marc Solanas msolanas@cisco.com Matt Weeks maweeks@cisco.com Pengfei Zhang penfzhan@cisco.com Kai Zhang kazhang2@cisco.com Xinyuan Huang xinyuahu@cisco.com Debo Dutta dedutta@cisco.com Yathiraj Udupi yudupi@cisco.com
  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
  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!
  17. 17. © 2013 Cisco and/or its affiliates. All rights reserved. Cisco Confidential Thank you. Please answer our survey online:

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