{"id":3250,"date":"2019-09-02T11:22:14","date_gmt":"2019-09-02T11:22:14","guid":{"rendered":"https:\/\/www.testpreptraining.com\/tutorial\/?page_id=3250"},"modified":"2020-05-02T05:29:01","modified_gmt":"2020-05-02T05:29:01","slug":"cloudfront-performance","status":"publish","type":"page","link":"https:\/\/www.testpreptraining.ai\/tutorial\/aws-certified-solutions-architect-professional-sap-c01\/cloudfront-performance\/","title":{"rendered":"CloudFront Performance"},"content":{"rendered":"\n<ul class=\"wp-block-list\"><li>Measuring CDN performance is done by <\/li><li>Real User Monitoring (RUM) <\/li><li>Synthetic monitoring. <\/li><li>RUM process of measuring performance while real\nend users are interacting with a web application. <\/li><li>Synthetic monitoring, requests are proactively\nsent by external agents configured to mimic actual web traffic.<\/li><li>For RUM<ul><li>Throughput\nand latency metrics can measure downloads of the exact object(s) served by an\napplication. <\/li><\/ul><ul><li>It\nmeasures actual workload and gives most accurate view of what end users will\nexperience.<\/li><\/ul><ul><li>For\navailability, configurations custom to application such as <ul><li>request\nretries<\/li><\/ul><ul><li>connection\/response\ntimeouts<\/li><\/ul><ul><li>different\nerror codes (HTTP 4xx\/5xx). <\/li><\/ul><\/li><\/ul><ul><li>Some\napplications may consider retries acceptable, while others may never attempt to\nretry.<\/li><\/ul><\/li><li>For Synthetic monitoring<\/li><li>simulate web traffic from different geographies<\/li><li>two forms of testing<ul><li>Backbone\n<ul><li>providers\nuse nodes installed in colocated data centers around the world. <\/li><\/ul><ul><li>These\nservers have direct fiber connectivity to various network providers (both\ntransit providers and internet service providers) like Verizon, NTT, ATT.<\/li><\/ul><\/li><\/ul><ul><li>Last\nmile <\/li><\/ul><ul><li>providers\ninstall agents in computers of real end users <\/li><\/ul><ul><li>deploy\nsmall test nodes connected to routers of real end users in their home network. <\/li><\/ul><ul><li>Nodes\ngive perspective performance for end users by their ISPs<\/li><\/ul><\/li><li>Best Practices<ul><li>use\nRUM over synthetic monitoring<\/li><\/ul><ul><li>Understand\nyour workload before configuring synthetic tests<\/li><\/ul><ul><li>Match\nyour demographic<\/li><\/ul><ul><li>Be\naware of timeouts<\/li><\/ul><ul><li>Test\nover long periods<\/li><\/ul><ul><li>Deep\ndive to understand anomalies. <\/li><\/ul><\/li><li>Recommended to use<ul><li>AWS\nBilling and Usage Reports for CloudFront<\/li><\/ul><ul><li>CloudFront\nReports in the Console<\/li><\/ul><ul><li>Tracking\nConfiguration Changes with AWS Config<\/li><\/ul><ul><li>Configuring\nand Using Access Logs<\/li><\/ul><ul><li>Using\nAWS CloudTrail to Capture Requests Sent to the CloudFront API<\/li><\/ul><ul><li>Monitoring\nCloudFront and Setting Alarms<\/li><\/ul><ul><li>Tagging\nAmazon CloudFront Distributions<\/li><\/ul><\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"624\" height=\"191\" src=\"https:\/\/www.testpreptraining.ai\/tutorial\/wp-content\/uploads\/2019\/09\/image-76.png\" alt=\"\" class=\"wp-image-3466\"\/><\/figure>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Measuring CDN performance is done by Real User Monitoring (RUM) Synthetic monitoring. RUM process of measuring performance while real end users are interacting with a web application. Synthetic monitoring, requests are proactively sent by external agents configured to mimic actual web traffic. For RUM Throughput and latency metrics can measure downloads of the exact object(s)&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":2471,"menu_order":49,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[7,567],"class_list":["post-3250","page","type-page","status-publish","hentry","tag-aws","tag-cloudfront-performance"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>CloudFront Performance - Testprep Training Tutorials<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.testpreptraining.ai\/tutorial\/aws-certified-solutions-architect-professional-sap-c01\/cloudfront-performance\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"CloudFront Performance - Testprep Training Tutorials\" \/>\n<meta property=\"og:description\" content=\"Measuring CDN performance is done by Real User Monitoring (RUM) Synthetic monitoring. 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