Microsoft Exchange 2013 architecture
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Microsoft Exchange 2013 architecture
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Microsoft Exchange 2013 architecture
- 6. Load Balancer MDB HTTP Proxy IIS Client Access RPC CA Mailbox IIS RPS OWA, EAS, EWS, ECP, OAB POP, IMAP SMTP UM POP IMAP Transport UM SMTPPOP, IMAPHTTP MailQ RpcProxy SMTP SIP Redirect SIP + RTP POP/IMAPOutlook Web App Outlook EAS EAC PowerShell
- 9. A Single Common Namespace Example Geographical DNS Solution Sue (somewhere in NA) DNS Resolution DAG VIP #1 VIP #2 Sue (traveling in APAC) DNS Resolution via Geo-DNS Round-Robin between # of VIPs DAG VIP #3 VIP #4 mail.contoso.com Round-Robin between # of VIPs
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- 11. Layer 4 LB CAS IIS HTTP Proxy MBX Protocol Head DB Layer 4 LB CAS IIS HTTP Proxy MBX Protocol Head DB SiteBoundary HTTP Local Proxy Request OWA Cross-Site Redirect Request MBX Protocol Head DB SiteBoundary Cross-Site Proxy Request HTTP HTTPHTTP HTTP 11 CAS IIS HTTP Proxy
- 12. Exchange 2010 Legacy Coexistence Layer 4 LB CAS 2013 IIS HTTP Proxy MBX 2013 Protocol Head DB Exchange 2010 CAS Protocol Head MBX Store DB SiteBoundary E2010 CAS Protocol Head MBX Store DB RPC RPC Cross-Site Proxy Request Layer 7 LB OWA Cross-Site Redirect Request HTTP 12
- 13. Legacy Coexistence Protocol E2007 user accessing E2010 namespace E2007 user accessing E2013 namespace E2010 user accessing E2013 namespace Requires Legacy Namespace Legacy Namespace No additional namespaces OWA âą Same AD site: silent or SSO FBA redirect âą Externally facing AD site: manual or silent/SSO cross-site redirect âą Internally facing AD site: proxy Silent redirect (not SSO) to CAS 2007 externally facing URL âą Proxy to CAS 2010 âą Cross-site silent redirect (not SSO), which may redirect to CAS 2010 or CAS 2013 Exchange ActiveSync âą EAS v12.1+ : Autodiscover & redirect âą Older EAS devices: proxy Proxy to MBX 2013 Proxy to CAS 2010 Outlook Anywhere Direct CAS 2010 support Proxy to CAS 2007 Proxy to CAS 2010 Autodiscover Exchange 2010 answers Autodiscover query for 2007 User Exchange 2013 answers Autodiscover query for 2007 User Proxy to CAS 2010 EWS Uses Autodiscover to find CAS 2007 EWS External URL Uses Autodiscover to find CAS 2007 EWS External URL Proxy to CAS 2010 POP/IMAP Proxy Proxy to CAS 2007 Proxy to CAS 2010 OAB Direct CAS 2010 support Proxy to CAS 2007 Proxy to CAS 2010 RPS n/a n/a Proxy to CAS 2010 ECP n/a n/a âą Proxy to CAS 2010 âą Cross-site redirect, which may redirect to CAS 2010 or CAS 2013 13
- 14. What you need to control connectivity flow 14
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- 18. Front-End Transport Pipeline SMTP SendSMTP Receive Protocol Agents SMTP to MBX 2013SMTP from MBX 2013 External SMTP External SMTP Hub Selector 18
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- 20. 1. FET accepts initial SMTP conversation if source passes connection filtering 2. FET determines the recipient type/location via hub selector 3. Proxies the message to the appropriate destination 1. MBX 2013 determines if mail recipient is a remote destination and selects a FET within local site if the FrontEndProxyEnabled parameter on Send Connector is set to $true 2. MBX 2013 connects to FET and initiates SMTP conversation 3. FET proxies outbound connection to appropriate destination 20
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- 30. 30 2560 2560 2560 2560 25602560 2560 2560 2560 2560 Per DB cache usage in Megabytes 10 Active DBs 0 Passive DBs 10 Max Allowed Active DBs 100GBSystemMemory ESE Cache ~25GB Search Foundations Cache ~25GB Other, IIS, EAS, OWA, OS, etc⊠50GB
- 31. 100GBSystemMemory ESE Cache ~25GB Search Foundations Cache ~25GB Other, IIS, EAS, OWA, OS, etc⊠50GB DB1, 2560 DB2, 2560 DB3, 2560 DB4, 2560 DB5, 2560 DB6, 512 DB7, 512DB8, 512 DB9, 512 DB10, 512 Remaining Pool, 14336 Per DB cache usage in Megabytes 5 Active DBs 5 Passive DBs 10 Max Allowed Active DBs
- 32. 100GBSystemMemory ESE Cache ~25GB Search Foundations Cache ~25GB Other, IIS, EAS, OWA, OS, etc⊠50GB 4267 4267 42674267 4267 853 853 853 853 853 Per DB cache usage in Megabytes 5 Active DBs 5 Passive DBs 5 Max Active DBs Allowed
- 34. Exchange 5.5 9gb, 18gb 10k-15k RPM 25mb MBX Exchange 2000 36gb 10k-15k RPM 100mb MBX Exchange 2003 72-146gb 10k-15k RPM 250mb MBX Exchange 2007 300-600gb 7200 RPM 2GB MBX Exchange 2010 2TB 7200 RPM 10GB MBX Exchange 2013 4-8TB 7200 RPM 25GB MBX
- 35. http://research.microsoft.com/apps/pubs/default.aspx?id=64151 Hotmail Gmail Google File System Netflix Amazon S3 Facebook
- 37. Online | Cached Modes 48 | 76% IOPS reduction (disk IOPS capacity not expected to change) 18 | 41% Average RPC Latency reduction 17 | 34% increase in CPU per RPC processed (offset by additional CPU cores) ~4X increase in store memory overhead (~4GB vs. ~1GB not including ESE cache) 0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 DB IOPS/MAILBOX 0.65 0.16 E14SP1 E15 Build 466 0 0.5 1 1.5 2 2.5 3 3.5 4 RPC AVERAGE LATENCY MCYCLES PER RPC PACKET STORE MEMORY PER MAILBOX (MB) 3.99 3.09 0.74 2.35 3.75 3.16 E14SP1 E15 Build 466 37
- 38. 0 0.2 0.4 0.6 0.8 1 Exchange 2003 Exchange 2007 Exchange 2010 Exchange 2013 DB IOPS/Mailbox Exchange 2003 Exchange 2007 Exchange 2010 Exchange 2013 ~95.5% Reduction!
- 40. 1 Day 150 11 MB 1 Month 3300 242 MB 1 Year 39000 2.8 GB 2 Years 78000 5.6 GB 4 Years 156000 11.2 GB
- 47. Core Catalog CTS Incoming Documents Filter Word Break Content XForm MARS Writer Incoming Queries âCTS Flowâ IMS Content XForm Query Parse âIMS Flowâ Content Transformation System Integration Management Service
- 48. Mailbox DB Idx Passive Transport Transport CTS Mailbox Store DB Index Node Idx ExSearch CTS Read Content LogLog
- 51. Transport Pipeline SMTP to MBX Transport SubmissionSMTP from MBX Transport Delivery SMTP SMTP Delivery Agents for other protocols Submission Queue Delivery Queue Delivery Queue Pickup/Replay Categorizer Routing Agents SMTP Send SMTP Receive Protocol Agents
- 52. Mailbox Transport SubmissionMailbox Transport Delivery Mailbox Transport Pipeline Store Driver Deliver MBX Deliver Agents SMTP SendSMTP Receive Hub Selector (Router) Store Driver Submit MBX Assistants MBX Submit Agents MAPI MAPI Mailbox Store SMTP to Transport ServiceSMTP from Transport Service
- 56. 56
- 57. DB2 MBX1 DB2 OWAMBX2 DB1 DB2 OWAMBX3 DB1 DB1DB1 CAS2 OWAOWA time Managed Availability = Monitoring + HA âStuff breaks, but the Experience does notâ DB1 DAG CAS1 CAS2 L4 Load Balancer
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