Storage Visibility for Operations - A Ceph Story

•

4 j'aime•1,444 vues

Debojyoti Dutta

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

Données & analyses Technologie Formation

© 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

© 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

© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
OpenStack Storage
Openstack APIs
Cinder
????
Swift Glance

© 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
distribution
Failure detection
Make underlying
configuration
easier
Performance
tuning

© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
Case Study: Ceph
Source: http://ceph.com/docs/master/architecture/

© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
Case Study: Ceph
hash(“foo”)
% 128 =
0x3f
“bar’ = 2

© 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
monitoring
Object
distribution
OSD real time
status
Visual
management of
crush rules

© 2013 Cisco and/or its affiliates. All rights reserved.
Cisco
Confidential
First Ceph Dashboard Within Horizon!!!

© 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

© 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)

© 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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Storage Visibility for Operations - A Ceph Story

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. © 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

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

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

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)