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Microsoft azure ha_web_app
- 1. MICROSOFT AZURE HIGH AVAILABILITY WEB APPLICATION ARTEM ROMANCHIK
- 2. PLEASE SIT BACK AND RELAX
- 4. WHY WE USE A VIRTUAL MACHINE?
- 5. WE CREATED OUR INFRASTRUCTURE…
- 6. AND WE SAW OUR AMAZING SITE
- 7. BUT TODAY SOMETHING WENT WRONG…
- 8. WE FELT A LITTLE SAD…
- 10. AZURE NETWORK LOAD BALANCERS Azure Load balancer Azure Traffic manager L4 NAT LB RULES L7 URL-based routing LB RULES Azure Application Gateway Like as DNS Round Robin LB RULES HEALTH PROBESHEALTH PROBESHEALTH PROBES WAF
- 11. ADD AZURE TRAFFIC MANAGER https://www.microsoft.com
- 12. AZURE TRAFFIC MANAGER www.microsoft. microsoft.trafficmanager.net.CNAME ms-01.azurewebsites.net. ms-02.azurewebsites.net. CNAME CNAME OR * Gives only one record, if we don’t use the ”Multivalue” routing method Web Apps Virtual Machine Cloud Service External Server
- 13. AZURE TRAFFIC MANAGER www.microsoft.com ms-01.azurewebsites.net. ms-02.azurewebsites.net. Routing method microsoft.trafficmanager.net Priority Weighted Perfomance Geographic Multivalue Subnet
- 14. YOU SHOULD REMEMBER THIS microsoft.com CNAME microsoft.trafficmanager.net CNAME DNS record can’t be used at the apex of domain! *but it possible
- 15. WHAT ABOUT VIRTUAL MACHINES? https://www.microsoft.com ms-01.azurewebsites.net. ms-02.azurewebsites.net.
- 16. AZURE LOAD BALANCER https://www.microsoft.com 10.0.10.11:443 External Internal TCP/UDP 10.0.10.12:443 10.0.10.10:443 VM Availability Set 10.0.10.13:443
- 17. VIRTUAL MACHINES AVAILABILITY SET Unplanned Hardware Maintenance Event An Unexpected Downtime Planned Maintenance Events Availability Set SLA 99,95% Single VM SLA 99,95%* * For any Single Instance Virtual Machine using premium storage for all Disks
- 18. AZURE FAULT AND UPDATE DOMAINS * Highly recommend you use managed disks for VMs in an availability set
- 19. AVAILABILITY ZONES Supported Services: - Linux Virtual Machines - Windows Virtual Machines - Virtual Machine Scale Sets - Managed Disks - Load Balancer - Public IP address - Zone-Redundant Storage
- 20. VIRTUAL MACHINE SCALE SET Virtual Machine Scale Set Load Balancer https://microsoft.com
- 22. AZURE PAGE BLOB STORAGE HIGH AVAILABILITY LRS GRS RA-GRS One building 3 different places SLA Read 99,9% 2 different regions SLA Read 99,9% 2 different regions linby-secondary.blob.* SLA Read 99,99% ZRS One region 2 or 3 different facilities SLA Read 99,9%
- 24. AZURE SQL DATABASE HIGH AVAILABILITY SQL GATE SQL GATE North Europe West US Active Geo-Replication
- 26. BUT A FEW DAYS LATER ...
- 27. OOPS…
- 28. OH SURE, WE HAVE FORGOTTEN THIS…
- 29. AZURE MONITOR
- 30. THANK YOU!