{"id":1105,"date":"2015-10-18T20:19:17","date_gmt":"2015-10-19T00:19:17","guid":{"rendered":"https:\/\/www.redline13.com\/blog\/?p=1105"},"modified":"2022-01-03T20:01:40","modified_gmt":"2022-01-04T01:01:40","slug":"general-slow-down-for-first-byte-across-many-sites","status":"publish","type":"post","link":"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/","title":{"rendered":"General slow down for first byte across many sites"},"content":{"rendered":"<p>This\u00a0tweet by Tobias Baldauf pointing out the change in time to first byte\u00a0from the HTTP Archive Data peaked my interest. \u00a0In this thread would like to open up the data to everyone and put a few ideas on why this decline for &#8220;Time to First Byte&#8221;.\u00a0 \u00a0(Here is a side-bar post on the great data made available via HTTP Archive. <a href=\"https:\/\/www.redline13.com\/blog\/2015\/10\/http-archive-and-google-big-query\/\">Learn More About HTTP Archive)<\/a><\/p>\n<blockquote class=\"twitter-tweet\" lang=\"en\">\n<p dir=\"ltr\" lang=\"en\">Time To First Byte (TTFB) worsened by ~0.5s for the top 100 websites within 18 months. <a href=\"https:\/\/twitter.com\/hashtag\/webperf?src=hash\">#webperf<\/a> <a href=\"https:\/\/twitter.com\/hashtag\/perfmatters?src=hash\">#perfmatters<\/a> <a href=\"http:\/\/t.co\/rW41BFEm40\">pic.twitter.com\/rW41BFEm40<\/a><\/p>\n<p>\u2014 Tobias Baldauf (@tbaldauf) <a href=\"https:\/\/twitter.com\/tbaldauf\/status\/655681790070366208\">October 18, 2015<\/a><\/p><\/blockquote>\n<p><script src=\"\/\/platform.twitter.com\/widgets.js\" async=\"\" charset=\"utf-8\"><\/script><\/p>\n<p>Heading over to bigqueri.es to see if others had worked on this, found the post from Paddy Ganti analyzing this earlier this year as well. <a href=\"http:\/\/bigqueri.es\/t\/increase-of-ttfb-in-2015-relative-to-previous-years\/588\">http:\/\/bigqueri.es\/t\/increase-of-ttfb-in-2015-relative-to-previous-years\/588<\/a>. \u00a0Starting with this query\u00a0we built out the query with ranking.<\/p>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"sql\" data-enlighter-linenumbers=\"false\">SELECT  \n  label,\n  NTH(50, quantiles(TTFB)) TTFB50\nFROM (\n  SELECT  label,TTFB FROM \n  httparchive:runs.2014_01_01_pages, httparchive:runs.2014_01_15_pages,\n  httparchive:runs.2014_02_01_pages, httparchive:runs.2014_02_15_pages,\n  httparchive:runs.2014_03_01_pages, httparchive:runs.2014_03_15_pages,\n  httparchive:runs.2014_04_01_pages, httparchive:runs.2014_04_15_pages,\n  httparchive:runs.2014_05_01_pages, httparchive:runs.2014_05_15_pages,\n  httparchive:runs.2014_06_01_pages, httparchive:runs.2014_06_15_pages,\n  httparchive:runs.2014_07_01_pages, httparchive:runs.2014_07_15_pages,\n  httparchive:runs.2014_08_01_pages, httparchive:runs.2014_08_15_pages,\n  httparchive:runs.2014_09_01_pages, httparchive:runs.2014_09_15_pages,\n  httparchive:runs.2014_10_01_pages, httparchive:runs.2014_10_15_pages,\n  httparchive:runs.2014_11_01_pages, httparchive:runs.2014_11_15_pages,\n  httparchive:runs.2014_12_01_pages, httparchive:runs.2014_12_15_pages,\n  httparchive:runs.2015_01_01_pages, httparchive:runs.2015_01_15_pages,\n  httparchive:runs.2015_02_01_pages, httparchive:runs.2015_02_15_pages,\n  httparchive:runs.2015_03_01_pages, httparchive:runs.2015_03_15_pages,\n  httparchive:runs.2015_04_01_pages, httparchive:runs.2015_04_15_pages,\n  httparchive:runs.2015_05_01_pages, httparchive:runs.2015_05_15_pages,\n  httparchive:runs.2015_06_01_pages, httparchive:runs.2015_06_15_pages,\n  httparchive:runs.2015_07_01_pages, httparchive:runs.2015_07_15_pages,\n  httparchive:runs.2015_08_01_pages, httparchive:runs.2015_08_15_pages,\n  httparchive:runs.2015_09_01_pages, httparchive:runs.2015_09_15_pages\n  where \n   rank &lt;= 10\n) GROUP BY label, order by label;<\/pre>\n<p>Then\u00a0accumulated the data into a Google Sheet, made the sheet public &#8211; <a href=\"https:\/\/docs.google.com\/spreadsheets\/d\/1W7rHq505gRIB6tWIpzzRvn3lqucvPaQxwjzJ5Uh_JyY\/edit?usp=sharing\">Link to Sheet with data.<\/a><\/p>\n<p><strong>Looking into the data<\/strong><\/p>\n<p>Data\u00a0shows the results from the 1st and 15th reports and we added in a top-10 grouping as well. Not sure if Tobias used 1st of month or averaged the month data as he had a bit smoother of a graph, but\u00a0we both show the same results. \u00a0TTFB is increasing. \u00a0(Special thanks to <a href=\"https:\/\/twitter.com\/igrigorik\">Ilya Grigorik<\/a>\u00a0for cleaning up some of the data). \u00a0Note the data below is for the 50% quantile for each Top XX bucket.<a href=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-18-at-5.33.00-PM.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-1116\" src=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-18-at-5.33.00-PM.png\" alt=\"Screen Shot 2015-10-18 at 5.33.00 PM\" width=\"2250\" height=\"1316\" srcset=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-18-at-5.33.00-PM.png 2250w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-18-at-5.33.00-PM-300x175.png 300w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-18-at-5.33.00-PM-1024x599.png 1024w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-18-at-5.33.00-PM-768x449.png 768w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-18-at-5.33.00-PM-1536x898.png 1536w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-18-at-5.33.00-PM-2048x1198.png 2048w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-18-at-5.33.00-PM-1568x917.png 1568w\" sizes=\"auto, (max-width: 2250px) 100vw, 2250px\" \/><\/a> With even the top 10 sites increasing their TTFB\u00a0something does not seem right\u00a0 So we\u00a0drill down into the top \u00a010 pulling apart the individual TTFB for these sites. \u00a0To help distill this further I took the delta as percentage from the measurement made on 1\/1\/2014. \u00a0With the plotly graph we can interact with the data and begin to isolate the sites that\u00a0have changed during this time.<\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/plot.ly\/~richfriedmand323\/26.embed\" width=\"600\" height=\"500\" frameborder=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<p>Taking the data above and separating a few sites it is a bit easier to see the sites\u00a0with more pronounced changing TTFB<\/p>\n<p><a href=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-18-at-7.16.06-PM.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1127\" src=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-18-at-7.16.06-PM.png\" alt=\"Screen Shot 2015-10-18 at 7.16.06 PM\" width=\"862\" height=\"411\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n<p>We have<\/p>\n<ul>\n<li>Left Side : Baidu, Google, QQ, Amazon<\/li>\n<li>Right Side : Twitter, Facebook, YouTube, Wikipedia<\/li>\n<\/ul>\n<p><em>Observations<\/em><\/p>\n<ul>\n<li>Google on the left does look like there is an increase<\/li>\n<li>Yahoo on the right is increasing but jagged because 1\/1\/2014 was a lower than normal number<\/li>\n<li>Wikipedia shows first issue in Dec\/Jan then again Jun\/July<\/li>\n<li>Facebook and Twitter summer of 2014 shows the change in values to start increasing<\/li>\n<\/ul>\n<p><strong>So why this change in time to first byte?<\/strong> The following are just theories, do not have a smoking gun.<\/p>\n<ol>\n<li>The\u00a0testing harness at HTTP Archive could have been impacted. \u00a0In the Top 10,100,1000,10000 we see a change\u00a0starting with\u00a0December numbers. When we drill down into the top 10 we see that it does not impact every site evenly. \u00a0This does not rule out the test harness, just would required deeper insight to continue that thought process.<\/li>\n<li>SSL Updates from POODLE and other attacks causing people to update their SSL implementations in software and networking equipment.\n<ol>\n<li>Sep 2014 \u00a0<a href=\"https:\/\/www.openssl.org\/~bodo\/ssl-poodle.pdf\">Exploiting SSL 3.0 Fallback<\/a><\/li>\n<li>Dec 2014 <a href=\"https:\/\/www.imperialviolet.org\/2014\/12\/08\/poodleagain.html\">Poodle issue with TLS<\/a><\/li>\n<li>We see Twitter and Facebook impacted closer to that earlier date.<\/li>\n<li>Don&#8217;t know the history of when these sites have update their internal packages<\/li>\n<li>Badiu is rated C and is still vulnerable to POODLE :\u00a0https:\/\/www.ssllabs.com\/ssltest\/analyze.html?d=baidu.com&amp;s=180.149.132.47<\/li>\n<li>Twitter and Wikipedia are\u00a0rated A+<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<p><strong>Update 10\/19<\/strong><\/p>\n<ul>\n<li>Baidu and QQ do not default to HTTPs, they still serve HTTP requests<\/li>\n<li>The most dramatic curve change Wikipedia times with their public announcement defaulting to HTTPS\n<ul>\n<li>http:\/\/blog.wikimedia.org\/2015\/06\/12\/securing-wikimedia-sites-with-https\/<\/li>\n<\/ul>\n<\/li>\n<li><a href=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-19-at-6.58.49-AM.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1139\" src=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-19-at-6.58.49-AM.png\" alt=\"Screen Shot 2015-10-19 at 6.58.49 AM\" width=\"571\" height=\"421\" srcset=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-19-at-6.58.49-AM.png 1158w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-19-at-6.58.49-AM-300x221.png 300w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-19-at-6.58.49-AM-1024x755.png 1024w, https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-19-at-6.58.49-AM-768x566.png 768w\" sizes=\"auto, (max-width: 571px) 100vw, 571px\" \/><\/a><\/li>\n<li>Wikipedia has the only A+ from <a href=\"https:\/\/www.ssllabs.com\/ssltest\/analyze.html?d=wikipedia.org&amp;s=208.80.154.224&amp;hideResults=on\">ssl labs<\/a>\n<ul>\n<li><a href=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-19-at-7.02.49-AM.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone  wp-image-1141\" src=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-19-at-7.02.49-AM.png\" alt=\"Screen Shot 2015-10-19 at 7.02.49 AM\" width=\"642\" height=\"279\" \/><\/a><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>Anyone else with a working theory and a method to test that theory?<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This\u00a0tweet by Tobias Baldauf pointing out the change in time to first byte\u00a0from the HTTP Archive Data peaked my interest. \u00a0In this thread would like to open up the data to everyone and put a few ideas on why this decline for &#8220;Time to First Byte&#8221;.\u00a0 \u00a0(Here is a side-bar post on the great data made available via HTTP Archive. Learn More About HTTP Archive) Time To First Byte (TTFB) worsened by ~0.5s for the top<a class=\"more-link\" href=\"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/\">Read More &rarr;<\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"entry","1":"post","2":"publish","3":"author-richardfriedman","4":"post-1105","6":"format-standard","7":"category-uncategorized"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.12 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>General slow down for first byte across many sites - RedLine13<\/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.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"General slow down for first byte across many sites - RedLine13\" \/>\n<meta property=\"og:description\" content=\"This\u00a0tweet by Tobias Baldauf pointing out the change in time to first byte\u00a0from the HTTP Archive Data peaked my interest. \u00a0In this thread would like to open up the data to everyone and put a few ideas on why this decline for &#8220;Time to First Byte&#8221;.\u00a0 \u00a0(Here is a side-bar post on the great data made available via HTTP Archive. Learn More About HTTP Archive) Time To First Byte (TTFB) worsened by ~0.5s for the topRead More &rarr;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/\" \/>\n<meta property=\"og:site_name\" content=\"RedLine13\" \/>\n<meta property=\"article:published_time\" content=\"2015-10-19T00:19:17+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-01-04T01:01:40+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-18-at-5.33.00-PM.png\" \/>\n<meta name=\"author\" content=\"Rich Friedman\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Rich Friedman\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/\"},\"author\":{\"name\":\"Rich Friedman\",\"@id\":\"https:\/\/www.redline13.com\/blog\/#\/schema\/person\/0fadb7f3ef665407f3c93c8ec84e741a\"},\"headline\":\"General slow down for first byte across many sites\",\"datePublished\":\"2015-10-19T00:19:17+00:00\",\"dateModified\":\"2022-01-04T01:01:40+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/\"},\"wordCount\":607,\"publisher\":{\"@id\":\"https:\/\/www.redline13.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/\",\"url\":\"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/\",\"name\":\"General slow down for first byte across many sites - RedLine13\",\"isPartOf\":{\"@id\":\"https:\/\/www.redline13.com\/blog\/#website\"},\"datePublished\":\"2015-10-19T00:19:17+00:00\",\"dateModified\":\"2022-01-04T01:01:40+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.redline13.com\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"General slow down for first byte across many sites\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.redline13.com\/blog\/#website\",\"url\":\"https:\/\/www.redline13.com\/blog\/\",\"name\":\"RedLine13\",\"description\":\"(Almost) Free Load Testing in the Cloud\",\"publisher\":{\"@id\":\"https:\/\/www.redline13.com\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.redline13.com\/blog\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.redline13.com\/blog\/#organization\",\"name\":\"RedLine13\",\"url\":\"https:\/\/www.redline13.com\/blog\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.redline13.com\/blog\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2013\/06\/cropped-rl13-header-logo.jpg\",\"contentUrl\":\"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2013\/06\/cropped-rl13-header-logo.jpg\",\"width\":300,\"height\":68,\"caption\":\"RedLine13\"},\"image\":{\"@id\":\"https:\/\/www.redline13.com\/blog\/#\/schema\/logo\/image\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.redline13.com\/blog\/#\/schema\/person\/0fadb7f3ef665407f3c93c8ec84e741a\",\"name\":\"Rich Friedman\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.redline13.com\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/8651ce662fc18353b90c1922f9d29efb01173afa5500224b4d9a355d858a7bd9?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/8651ce662fc18353b90c1922f9d29efb01173afa5500224b4d9a355d858a7bd9?s=96&d=mm&r=g\",\"caption\":\"Rich Friedman\"},\"sameAs\":[\"http:\/\/richardfriedman@yahoo.com\"],\"url\":\"https:\/\/www.redline13.com\/blog\/author\/richardfriedman\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"General slow down for first byte across many sites - RedLine13","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/","og_locale":"en_US","og_type":"article","og_title":"General slow down for first byte across many sites - RedLine13","og_description":"This\u00a0tweet by Tobias Baldauf pointing out the change in time to first byte\u00a0from the HTTP Archive Data peaked my interest. \u00a0In this thread would like to open up the data to everyone and put a few ideas on why this decline for &#8220;Time to First Byte&#8221;.\u00a0 \u00a0(Here is a side-bar post on the great data made available via HTTP Archive. Learn More About HTTP Archive) Time To First Byte (TTFB) worsened by ~0.5s for the topRead More &rarr;","og_url":"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/","og_site_name":"RedLine13","article_published_time":"2015-10-19T00:19:17+00:00","article_modified_time":"2022-01-04T01:01:40+00:00","og_image":[{"url":"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2015\/10\/Screen-Shot-2015-10-18-at-5.33.00-PM.png"}],"author":"Rich Friedman","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Rich Friedman","Est. reading time":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/#article","isPartOf":{"@id":"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/"},"author":{"name":"Rich Friedman","@id":"https:\/\/www.redline13.com\/blog\/#\/schema\/person\/0fadb7f3ef665407f3c93c8ec84e741a"},"headline":"General slow down for first byte across many sites","datePublished":"2015-10-19T00:19:17+00:00","dateModified":"2022-01-04T01:01:40+00:00","mainEntityOfPage":{"@id":"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/"},"wordCount":607,"publisher":{"@id":"https:\/\/www.redline13.com\/blog\/#organization"},"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/","url":"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/","name":"General slow down for first byte across many sites - RedLine13","isPartOf":{"@id":"https:\/\/www.redline13.com\/blog\/#website"},"datePublished":"2015-10-19T00:19:17+00:00","dateModified":"2022-01-04T01:01:40+00:00","breadcrumb":{"@id":"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.redline13.com\/blog\/2015\/10\/general-slow-down-for-first-byte-across-many-sites\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.redline13.com\/blog\/"},{"@type":"ListItem","position":2,"name":"General slow down for first byte across many sites"}]},{"@type":"WebSite","@id":"https:\/\/www.redline13.com\/blog\/#website","url":"https:\/\/www.redline13.com\/blog\/","name":"RedLine13","description":"(Almost) Free Load Testing in the Cloud","publisher":{"@id":"https:\/\/www.redline13.com\/blog\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.redline13.com\/blog\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.redline13.com\/blog\/#organization","name":"RedLine13","url":"https:\/\/www.redline13.com\/blog\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.redline13.com\/blog\/#\/schema\/logo\/image\/","url":"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2013\/06\/cropped-rl13-header-logo.jpg","contentUrl":"https:\/\/www.redline13.com\/blog\/wp-content\/uploads\/2013\/06\/cropped-rl13-header-logo.jpg","width":300,"height":68,"caption":"RedLine13"},"image":{"@id":"https:\/\/www.redline13.com\/blog\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.redline13.com\/blog\/#\/schema\/person\/0fadb7f3ef665407f3c93c8ec84e741a","name":"Rich Friedman","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.redline13.com\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/8651ce662fc18353b90c1922f9d29efb01173afa5500224b4d9a355d858a7bd9?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/8651ce662fc18353b90c1922f9d29efb01173afa5500224b4d9a355d858a7bd9?s=96&d=mm&r=g","caption":"Rich Friedman"},"sameAs":["http:\/\/richardfriedman@yahoo.com"],"url":"https:\/\/www.redline13.com\/blog\/author\/richardfriedman\/"}]}},"_links":{"self":[{"href":"https:\/\/www.redline13.com\/blog\/wp-json\/wp\/v2\/posts\/1105","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.redline13.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.redline13.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.redline13.com\/blog\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.redline13.com\/blog\/wp-json\/wp\/v2\/comments?post=1105"}],"version-history":[{"count":1,"href":"https:\/\/www.redline13.com\/blog\/wp-json\/wp\/v2\/posts\/1105\/revisions"}],"predecessor-version":[{"id":8699,"href":"https:\/\/www.redline13.com\/blog\/wp-json\/wp\/v2\/posts\/1105\/revisions\/8699"}],"wp:attachment":[{"href":"https:\/\/www.redline13.com\/blog\/wp-json\/wp\/v2\/media?parent=1105"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.redline13.com\/blog\/wp-json\/wp\/v2\/categories?post=1105"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.redline13.com\/blog\/wp-json\/wp\/v2\/tags?post=1105"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}