{"id":538,"date":"2014-10-20T00:15:42","date_gmt":"2014-10-20T07:15:42","guid":{"rendered":"http:\/\/ant.isi.edu\/blog\/?p=538"},"modified":"2020-10-19T10:12:09","modified_gmt":"2020-10-19T17:12:09","slug":"new-video-watching-the-internet-sleep-2","status":"publish","type":"post","link":"https:\/\/ant.isi.edu\/blog\/?p=538","title":{"rendered":"new animation &#8220;Watching the Internet Sleep&#8221;"},"content":{"rendered":"<p>Does the Internet sleep? Yes, and we <a href=\"http:\/\/www.isi.edu\/ant\/diurnal\/index.html\">have the video<\/a>!<\/p>\n<p>We have recently put together a video showing 35 days of Internet address usage as observed from Trinocular, our outage detection system.<\/p>\n<figure id=\"attachment_535\" aria-describedby=\"caption-attachment-535\" style=\"width: 300px\" class=\"wp-caption alignright\"><a href=\"http:\/\/ant.isi.edu\/blog\/wp-content\/uploads\/2014\/09\/worldmap.181.small_.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-535\" src=\"http:\/\/ant.isi.edu\/blog\/wp-content\/uploads\/2014\/09\/worldmap.181.small_-300x168.png\" alt=\"The Internet sleeps: address use in South America is low (blue) in the early morning, while India is high (red) in afternoon.\" width=\"300\" height=\"168\"\/><\/a><figcaption id=\"caption-attachment-535\" class=\"wp-caption-text\">The Internet sleeps: address use in South America is low (blue) in the early morning, while India is high (red) in afternoon.<\/figcaption><\/figure>\n<p>The Internet sleeps: address use in South America is low (blue) in the early morning, while India is high (red) in afternoon. &nbsp;When we look at address usage over time, we see that some parts of the globe have daily swings of +\/-10% to 20% in the number of active addresses. In China, India, eastern Europe and much of South America, the Internet sleeps.<\/p>\n<p>Understanding when the Internet sleeps is important to understand how different country&#8217;s network policies affect use, it is part of outage detection, and it is a piece of improving our long-term goal of understanding exactly how big the Internet is.<\/p>\n<p>See <a href=\"http:\/\/www.isi.edu\/ant\/diurnal\/\">http:\/\/www.isi.edu\/ant\/diurnal\/<\/a> for the video, or read our technical paper &#8220;<a href=\"http:\/\/www.isi.edu\/~johnh\/PAPERS\/Quan14c\/\">When the Internet Sleeps: Correlating Diurnal Networks With External Factors<\/a>&#8221; by Quan, Heidemann, and Pradkin, to appear at ACM IMC, Nov. 2014.<\/p>\n<p><a href=\"http:\/\/www.isi.edu\/ant\/traces\/diurnal\/index.html\">Datasets (listed here)<\/a> used in generating this video are available.<\/p>\n<p>This work is partly supported by DHS S&amp;T, Cyber Security division, agreement FA8750-12-2-0344 (under AFRL) and N66001-13-C-3001 (under SPAWAR). &nbsp;The views contained<br \/>\nherein are those of the authors and do not necessarily represent those of DHS or the U.S. Government. &nbsp;This work was classified by USC\u2019s IRB as non-human subjects research (IIR00001648).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Does the Internet sleep? Yes, and we have the video! We have recently put together a video showing 35 days of Internet address usage as observed from Trinocular, our outage detection system. The Internet sleeps: address use in South America is low (blue) in the early morning, while India is high (red) in afternoon. &nbsp;When [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[280],"tags":[108,71,97,11,32,58,67,8,22,10,44,41,68,57,98,36],"class_list":["post-538","post","type-post","status-publish","format-standard","hentry","category-presentations","tag-animations","tag-datasets","tag-diurnal","tag-internet-address-usage","tag-internet-topology","tag-isi","tag-lacrend","tag-lander","tag-measurement-systems","tag-network-datasets","tag-outage-detection","tag-predict","tag-retro-future","tag-usc","tag-video","tag-visualization"],"_links":{"self":[{"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts\/538","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=538"}],"version-history":[{"count":5,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts\/538\/revisions"}],"predecessor-version":[{"id":1644,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=\/wp\/v2\/posts\/538\/revisions\/1644"}],"wp:attachment":[{"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=538"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=538"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ant.isi.edu\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=538"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}