1. 3/5/2007 Copyright Notice COPYRIGHT © 2007 THE REGENTS OF THE UNIVERSITY OF MICHIGAN ALL RIGHTS RESERVED PERMISSION IS GRANTED TO USE, COPY, CREATE DERIVATIVE WORKS AND REDISTRIBUTE THIS DATA AND SUCH DERIVATIVE WORKS FOR NONCOMMERCIAL EDUCATION AND RESEARCH PURPOSES, SO LONG AS NO FEE IS CHARGED, AND SO LONG AS THE COPYRIGHT NOTICE ABOVE, THIS GRANT OF PERMISSION, AND THE DISCLAIMER BELOW APPEAR IN ALL COPIES MADE; AND SO LONG AS THE NAME OF THE UNIVERSITY OF MICHIGAN IS NOT USED IN ANY ADVERTISING OR PUBLICITY PERTAINING TO THE USE OR DISTRIBUTION OF THIS DATA WITHOUT SPECIFIC, WRITTEN PRIOR AUTHORIZATION. THIS DATA IS PROVIDED AS IS, WITHOUT REPRESENTATION FROM THE UNIVERSITY OF MICHIGAN AS TO ITS FITNESS FOR ANY PURPOSE, AND WITHOUT WARRANTY BY THE UNIVERSITY OF MICHIGAN OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE REGENTS OF THE UNIVERSITY OF MICHIGAN SHALL NOT BE LIABLE FOR ANY DAMAGES, INCLUDING SPECIAL, INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, WITH RESPECT TO ANY CLAIM ARISING OUT OF OR IN CONNECTION WITH THE USE OF THE DATA, EVEN IF IT HAS BEEN OR IS HEREAFTER ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

2. 3/5/2007 NAS Gateways: Engineering Storage Efficiency Karl Lewis Storage Administrator University of Michigan College of Engineering

3. 3/5/2007 Overview of CAEN CAEN provides a comprehensive set of computing and networking technologies supporting instructional, research and administrative computing for the College of Engineering at the University of Michigan.

4. 3/5/2007 Overview (cont.) CAEN staff manage the backbone network infrastructure, public computer laboratories and building networks within the College to accomplish the aforementioned goals.

5. 3/5/2007 Efficiency: Do More With Less Consolidation –Use fewer servers or no servers, whenever possible –Use consistent server software images Virtualization –Use appliances when appropriate –Use logical presentation of resources (Windows DFS, virtual servers,.)

6. 3/5/2007 10GE core/ data center switches 1GE departmental switches 1GE lab switches The CAEN Network

7. 3/5/2007 Windows-native Network Storage Goals: Provide 1GB Windows-native home directories Consolidate Windows fileservers Centralize Windows storage for Exchange and SQL

8. 3/5/2007 Highly-available NAS home directories and departmental Windows file servers High-performance network interfaces and disk storage solution Integrated, user-accessible snapshots Weekly full backups to tape library in separate campus building Dell|EMC SAN Solution

9. 3/5/2007 Dell|EMC SAN Components ExchangeSQL

10. 3/5/2007 Low-cost alternative to EMC NAS High-capacity storage (20TB or more) Features are targeted at departmental needs No regular tape backups * Departmental Storage Initiative

11. 3/5/2007 Departmental Storage Solution

12. 3/5/2007 ONStor NAS Features NFS for Mac or UNIX clients Windows CIFS for Mac or Windows clients Storage capacity – 40PB (40,000 TB) Filesystem capacity – 100TB

13. 3/5/2007 ONStor CIFS access

14. 3/5/2007 ONStor CIFS access (cont.)

15. 3/5/2007

16. U of M CAMPUS LAN U of M CAMPUS LAN Many Possibilities… CAENLANCAENLAN CAEN NAS CIFS CAEN Departmental NAS NFS and CIFS ICPSR NAS NFS and CIFS MSIS NAS CIFS Remote NDMP Replication? Remote NDMP

17. 3/5/2007 Lessons Learned NAS/SAN gateway appliances…. Reduce labor costs Software intelligence and automation Self-service user restores Leverage enterprise directory services like LDAP, Active Directory or NIS Reduce hardware costs Purpose-built appliances Software license consolidation Leverage existing hardware and infrastructure Improve availability and performance Hardware virtualization Remote backups and replication for Disaster Recovery

18. 3/5/2007 Questions? Email klewis@umich.edu !klewis@umich.edu