1. CCC/WNUG Exchange Update May 5, 2005 Nate Wilken Web and Messaging Applications Information Technology Arizona State University

2. Exchange Environment Growth 2004-2005 Greater email volume Greater email volume Increased utilization Increased utilization More SPAM More SPAM 25% more active mailboxes (10,000+) 25% more active mailboxes (10,000+) Increased adoption of Exchange Increased adoption of Exchange Users: 0.2 database disk iops Users: 0.2 database disk iops 500% larger quota (250MB) 500% larger quota (250MB) 400% larger average mailbox size (65MB) 400% larger average mailbox size (65MB)

8. Infrastructure Improvements http://www.asu.edu/mailbox/experformance.htm http://www.asu.edu/mailbox/experformance.htm Analyze Exchange Infrastructure Analyze Exchange Infrastructure Increase storage system performance, capacity, reliability Increase storage system performance, capacity, reliability Increase, upgrade Exchange servers Increase, upgrade Exchange servers Document client best practices Document client best practices Introduce secondary storage (email archiving) Introduce secondary storage (email archiving) Migrate to Exchange 2003 Server Migrate to Exchange 2003 Server

9. Analyze Exchange Infrastructure January, 2005 January, 2005 Microsoft PSS on-site Exchange Health Check Microsoft PSS on-site Exchange Health Check NetApp Engineering on-site storage performance analysis NetApp Engineering on-site storage performance analysis February, 2005 February, 2005 Microsoft PSS on-site Active Directory Health Check Microsoft PSS on-site Active Directory Health Check April, 2005 April, 2005 Microsoft PSS on-site Exchange Health Re-check and client workstation performance analysis Microsoft PSS on-site Exchange Health Re-check and client workstation performance analysis

10. Storage Improvements June, 2004: Sync-mirroring, clustering enabled June, 2004: Sync-mirroring, clustering enabled July, 2004: 2TB added (database capacity) July, 2004: 2TB added (database capacity) August 2004: 1TB added (log capacity) August 2004: 1TB added (log capacity) November 2004: 2TB added (2 new servers) November 2004: 2TB added (2 new servers) February 2005: databases defragmented February 2005: databases defragmented March 2005: NetApp 880’s upgraded to 980’s March 2005: NetApp 880’s upgraded to 980’s May 2005: 3TB added (2003, Westex, growth) May 2005: 3TB added (2003, Westex, growth)

11. Database Disk Write Latency

12. Server Expansion and Upgrade October, 2004 - December, 2004 October, 2004 - December, 2004 Increase from 4 to 7 mailbox servers Increase from 4 to 7 mailbox servers IBM x335: 2 CPU, 4GB memory IBM x335: 2 CPU, 4GB memory May 2005 May 2005 10 back-end 10 back-end 2 front-end 2 front-end

13. Customer Best Practices http://www.asu.edu/mailbox/experformance.htm http://www.asu.edu/mailbox/experformance.htm Use Outlook 2003 SP1 on Windows XP SP2 Use Outlook 2003 SP1 on Windows XP SP2 Use Exchange Cached Mode Use Exchange Cached Mode Check for Outlook updates frequently Check for Outlook updates frequently Publish less Free/Busy data Publish less Free/Busy data Don’t retrieve calendar data in Planner Don’t retrieve calendar data in Planner Use (Auto-)Archiving to reduce mailbox size Use (Auto-)Archiving to reduce mailbox size Delegates and Owners should use same Outlook version (recommended: OL 2003 SP1) Delegates and Owners should use same Outlook version (recommended: OL 2003 SP1) Home VPN/Outlook users should change router IP range as recommended by IT/CCC Home VPN/Outlook users should change router IP range as recommended by IT/CCC

14. Email Archiving Late June, 2005 Automated, policy-controlled archiving to online secondary storage Automated, policy-controlled archiving to online secondary storage Old items replaced with shortcut much smaller than original message Old items replaced with shortcut much smaller than original message Benefits Benefits Seamless customer access to archived content and comprehensive search functionality Seamless customer access to archived content and comprehensive search functionality Dramatic Exchange server performance improvement Dramatic Exchange server performance improvement Controlled Exchange database growth Controlled Exchange database growth Reduced storage via compression and single-instancing Reduced storage via compression and single-instancing

15. Exchange 2003 Features Greatly improved Outlook 2003 and Outlook Web Access performance Greatly improved Outlook 2003 and Outlook Web Access performance OL: Cached mode, MAPI compression, buffer packing, etc. OL: Cached mode, MAPI compression, buffer packing, etc. OWA: gzip compression, reduced page loads, etc. OWA: gzip compression, reduced page loads, etc. RPC/HTTP reduces the need for VPN RPC/HTTP reduces the need for VPN Improved Outlook Web Access interface and features Improved Outlook Web Access interface and features Improved Public Folder replication Improved Public Folder replication Improved Distribution List caching and security Improved Distribution List caching and security Improved manageability and health monitoring Improved manageability and health monitoring

16. Exchange 2003 + Outlook 2003 Cached Mode Cached Mode Creates and uses local copy of mailbox Creates and uses local copy of mailbox Consistent user experience regardless of link speeds Consistent user experience regardless of link speeds Reduces Server and Network Load Reduces Server and Network Load Reduce roundtrips, compression Reduce roundtrips, compression Intelligent Synchronization Intelligent Synchronization Smart Connection Options Smart Connection Options High and Low Bandwidth Profiles High and Low Bandwidth Profiles Outlook over a slow, latent connection or dial-up Outlook over a slow, latent connection or dial-up

19. Questions?