<div dir="ltr">We had recently installed that plugin. This problem persists since last 2 weeks. Still, i disabled the plugin but that didn't help.<br></div><div class="gmail_extra"><br><div class="gmail_quote">2016-08-02 20:11 GMT+03:00 Andrei <span dir="ltr"><<a href="mailto:lagged@gmail.com" target="_blank">lagged@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Ok, now try disabling that plugin, then monitor your CPU usage after. You'll see some obvious improvements if those POST requests seen in ngrep were in majority related to the strings we searched for.</div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Aug 2, 2016 at 12:05 PM, Ayberk Kimsesiz <span dir="ltr"><<a href="mailto:ayberk.kimsesiz@gmail.com" target="_blank">ayberk.kimsesiz@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Results: </div><div><br></div><div>wp-content/plugins/popup-by-supsystic/js/core.js:108: data += '&reqType=ajax';</div><div>wp-content/plugins/popup-by-supsystic/js/core.js:111: data['reqType'] = 'ajax';</div><div>wp-content/plugins/popup-by-supsystic/classes/frame.php:252: switch(reqPps::getVar('reqType')) {</div><div>wp-content/plugins/popup-by-supsystic/classes/helpers/recapcha.php:22: if(reqPps::getVar('reqType') == 'ajax') {</div><div>wp-content/plugins/popup-by-supsystic/classes/tables/statistics.php:11: ->_addField('is_unique', 'text', 'int') // Is stat value - unique</div><div>wp-content/plugins/popup-by-supsystic/classes/installer.php:140: `is_unique` TINYINT(1) NOT NULL DEFAULT '0',</div><div>wp-content/plugins/popup-by-supsystic/classes/installer.php:148: if(!dbPps::exist("@__statistics", "is_unique")) { // Uniqu e</div><div>wp-content/plugins/popup-by-supsystic/classes/installer.php:149: dbPps::query("ALTER TABLE `@__statistics` ADD COLUMN `is _unique` TINYINT(1) NOT NULL DEFAULT '0';");</div><div>wp-content/plugins/popup-by-supsystic/classes/response.php:14: return reqPps::getVar('reqType');</div><div>wp-content/plugins/popup-by-supsystic/classes/uri.php:67: if(isset($data['reqType']) && $data['reqType'] == 'ajax' ) {</div><div>wp-content/plugins/popup-by-supsystic/modules/statistics/models/statistics.php:12: if($d['type'] == 'share' && isset($d['sm _type']) && !empty($d['sm_type'])) {</div><div>wp-content/plugins/popup-by-supsystic/modules/statistics/models/statistics.php:13: $smId = (int) framePps::_()->get Module('sm')->getTypeIdByCode( $d['sm_type'] );</div><div>wp-content/plugins/popup-by-supsystic/modules/statistics/models/statistics.php:16: if(isset($d['is_unique']) && !empty($d[' is_unique'])) {</div><div>wp-content/plugins/popup-by-supsystic/modules/statistics/models/statistics.php:32: 'is_unique' => $isUnique,</div><div>wp-content/plugins/popup-by-supsystic/modules/statistics/models/statistics.php:70: return $this->setSelectFields('COUNT(*) AS total _requests, SUM(is_unique) AS unique_requests, '. $sqlDateFormat. ' AS date')</div><div>wp-content/plugins/popup-by-supsystic/modules/statistics/models/statistics.php:85: $data[ $i ]['sm_type'] = framePp s::_()->getModule('sm')->getTypeById( $row['sm_id'] );</div><div>wp-content/plugins/popup-by-supsystic/modules/statistics/js/admin.statistics.popup.edit.js:151: if(ppsPopupAllShareStats [i].sm_type) {</div><div>wp-content/plugins/popup-by-supsystic/modules/statistics/js/admin.statistics.popup.edit.js:152: plotData.push([ ppsPopupAllShareStats[i].sm_type.label, parseInt(ppsPopupAllShareStats[i].total_requests) ]);</div><div>wp-content/plugins/popup-by-supsystic/modules/statistics/controller.php:5: $connectHash = reqPps::getVar('connect_hash', 'post');</div><div>wp-content/plugins/popup-by-supsystic/modules/popup/views/popup.php:11: framePps::_()->addJSVar('admin.popup.list', 'ppsTblDataUrl', uri Pps::mod('popup', 'getListForTbl', array('reqType' => 'ajax')));</div><div>wp-content/plugins/popup-by-supsystic/modules/popup/mod.php:299: $popups[ $i ]['connect_hash'] = md5(date('m-d-Y'). $popu ps[ $i ]['id']. NONCE_KEY);</div><div>wp-content/plugins/popup-by-supsystic/modules/popup/js/frontend.popup.js:451: , data: {mod: 'statistics', action: 'add', id: <a href="http://popup.id" target="_blank">popup.id</a>, t ype: action, sm_type: smType, is_unique: isUnique, 'connect_hash': popup.connect_hash}</div><div><br></div></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">2016-08-02 19:54 GMT+03:00 Andrei <span dir="ltr"><<a href="mailto:lagged@gmail.com" target="_blank">lagged@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Can you copy/paste what you're seeing? As long as you run it from the WordPress docroot, and the plugins/themes folder locations haven't been customized, it should look something like this but with matches from grep:<div><br></div><div><div>root@aviator [/home/gog/public_html]# egrep -Rn 'sm_type|is_unique|connect_hash|reqType' wp-content/{plugins,themes}</div><div>root@aviator [/home/gog/public_html]# </div><div><br></div></div></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Aug 2, 2016 at 11:39 AM, Ayberk Kimsesiz <span dir="ltr"><<a href="mailto:ayberk.kimsesiz@gmail.com" target="_blank">ayberk.kimsesiz@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">I'm getting "<b>no such file or directory</b>" error.<br></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">2016-08-02 19:20 GMT+03:00 Andrei <span dir="ltr"><<a href="mailto:lagged@gmail.com" target="_blank">lagged@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Ok now just type the following from the wp docroot to find your culprit: egrep -Rn '<span style="font-size:12.8px">sm_type|is_unique|connect_hash|reqType' wp-content/{plugins,themes}</span></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Aug 2, 2016 at 10:58 AM, Ayberk Kimsesiz <span dir="ltr"><<a href="mailto:ayberk.kimsesiz@gmail.com" target="_blank">ayberk.kimsesiz@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hi Andrei,<div><br></div><div>Here are the results:<br></div><div><div><br></div><div>T *****:56538 -> ******:8080 [AP]</div><div>POST /wp-admin/admin-ajax.php HTTP/1.1.</div><div>Host: *******.com.</div><div>Accept-Language: tr-tr.</div><div>User-Agent: Mozilla/5.0 (iPhone; CPU iPhone OS 10_0 like Mac OS X) AppleWebKit/6 02.1.40 (KHTML, like Gecko) Version/10.0 Mobile/14A5309d Safari/602.1.</div><div>X-Requested-With: XMLHttpRequest.</div><div>Accept: application/json, text/javascript, */*; q=0.01.</div><div>Referer: http://******/.</div><div>Content-Type: application/x-www-form-urlencoded; charset=UTF-8.</div><div>Content-Length: 130.</div><div>Origin: http://****.com.</div><div>X-Actual-IP: 5.46.70.115.</div><div>Cookie: pps_show_100=Tue%20Aug%2002%202016%2018%3A50%3A21%20GMT+0300%20%28EEST%2 9; pps_times_showed_100=1.</div><div>X-Forwarded-For: 5.46.70.115, 5.46.70.115, 5.46.70.115.</div><div>Accept-Encoding: gzip.</div><div>X-Varnish: 39754073.</div><div>.</div><div>mod=statistics&action=add&id=100&type=show&sm_type=0&is_unique=1&connect_hash=c1 532a201e2ee25540c61d3199e0e960&pl=pps&reqType=ajax</div></div><div><br></div><div><br></div><div><div><br></div><div>T *****:56652 -> ******:8080 [AP]</div><div>POST /wp-admin/admin-ajax.php HTTP/1.1.</div><div>Host: *****.com.</div><div>Content-Length: 130.</div><div>Origin: http://*****.com.</div><div>X-Requested-With: XMLHttpRequest.</div><div>User-Agent: Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:46.0) Gecko/20100101 Firefox/46.19.</div><div>Content-Type: application/x-www-form-urlencoded; charset=UTF-8.</div><div>Accept: application/json, text/javascript, */*; q=0.01.</div><div>Referer: <a href="https://www.yandex.com.tr/" target="_blank">https://www.yandex.com.tr/</a>.</div><div>Accept-Language: en-us,en.</div><div>Accept-Charset: iso-8859-1,*,utf-8.</div><div>X-Actual-IP: 78.173.206.179.</div><div>Cookie: PHPSESSID=br4avjrtmgd0e2j04eoelev4r6; pps_show_100=Tue%20Aug%2002%202016%2018%3A51%3A14%20GMT+0300%20%28Turkey%20Daylight%20 Time%29; pps_times_showed_100=2.</div><div>X-Forwarded-For: 78.173.206.179, 78.173.206.179, 78.173.206.179.</div><div>Accept-Encoding: gzip.</div><div>X-Varnish: 37456291.</div><div>.</div><div>mod=statistics&action=add&id=100&type=show&sm_type=0&is_unique=0&connect_hash=c1532a201e2ee25540c61d3199e0e960&pl=pps&reqType=ajax</div></div><div><br></div><div><div><br></div><div>T *****:56630 -> *****.10:8080 [AP]</div><div>POST /wp-admin/admin-ajax.php HTTP/1.1.</div><div>Host: *****.com.</div><div>Content-Length: 130.</div><div>Origin: http://*****.com.</div><div>X-Requested-With: XMLHttpRequest.</div><div>User-Agent: Mozilla/5.0 (Windows NT 6.3; Win64; x64; rv:46.0) Gecko/20100101 Firefox/46.8.</div><div>Content-Type: application/x-www-form-urlencoded; charset=UTF-8.</div><div>Accept: application/json, text/javascript, */*; q=0.01.</div><div>Referer: <a href="https://google.com.tr/" target="_blank">https://google.com.tr/</a>.</div><div>Accept-Language: en-us,en.</div><div>Accept-Charset: iso-8859-1,*,utf-8.</div><div>X-Actual-IP: 46.197.96.35.</div><div>Cookie: pps_show_100=Tue%20Aug%2002%202016%2018%3A51%3A27%20GMT+0300%20%28T%FCrkiye%20Yaz%20Saati%29; pps_times_showed_100=1.</div><div>X-Forwarded-For: 46.197.96.35, 46.197.96.35, 46.197.96.35.</div><div>Accept-Encoding: gzip.</div><div>X-Varnish: 35061669.</div></div><div><br></div><div>Heartbeat plugin didn't fix it by the way.<br></div></div><div><div><div class="gmail_extra"><br><div class="gmail_quote">2016-08-02 18:45 GMT+03:00 Andrei <span dir="ltr"><<a href="mailto:lagged@gmail.com" target="_blank">lagged@gmail.com</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Those admin-ajax.php POST requests won't get cached, and are likely related to WordPress heartbeats, or plugins. The quickest way to see what those requests actually are, which will help you identify the plugin/theme option is using ngrep: ngrep 'admin-ajax' -d any dst port 8080 -W byline -q</div><div><div><div class="gmail_extra"><br><div class="gmail_quote">On Tue, Aug 2, 2016 at 9:43 AM, MAGNIEN, Thierry <span dir="ltr"><<a href="mailto:thierry.magnien@sfr.com" target="_blank">thierry.magnien@sfr.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div lang="FR" link="blue" vlink="purple">
<div>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Hi,<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">There are known CPU issues due to WordPress HearBeat API, for example, or misbehaving plugins.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">See
<a href="http://www.inmotionhosting.com/support/website/wordpress/heartbeat-ajax-php-usage" target="_blank">
http://www.inmotionhosting.com/support/website/wordpress/heartbeat-ajax-php-usage</a> for example.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Maybe one of your plugins has some difficulties going through varnish.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">If you enable debug on your browser, can you see specific calls to /wp-admin/admin-ajax.php that take a very long time with varnish and not when
varnish is disabled ?<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-US" style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d">Thierry<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-US"><u></u> <u></u></span></p>
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">De :</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> varnish-misc-bounces+thierry.magnien=<a href="mailto:sfr.com@varnish-cache.org" target="_blank">sfr.com@varnish-cache.org</a> [mailto:<a href="mailto:varnish-misc-bounces%2Bthierry.magnien" target="_blank">varnish-misc-bounces+thierry.magnien</a>=<a href="mailto:sfr.com@varnish-cache.org" target="_blank">sfr.com@varnish-cache.org</a>]
<b>De la part de</b> Ayberk Kimsesiz<br>
<b>Envoyé :</b> mardi 2 août 2016 15:18<br>
<b>À :</b> Stig Bakken<br>
<b>Cc :</b> varnish-misc<br>
<b>Objet :</b> Re: Varnish CPU Usage<u></u><u></u></span></p><div><div>
<p class="MsoNormal"><u></u> <u></u></p>
<div>
<div>
<div>
<p class="MsoNormal">I used Default.VCL in two different ways. The first with default settings and the second with settings customized for Wordpress (either case, the CPU usage increases). That is as follows:<u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal">Also i couldn't find a Centos 6 installation guide for Prometheus.<u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal"><i>/* SET THE HOST AND PORT OF WORDPRESS</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> * *********************************************************/</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>vcl 4.0;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>import std;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i>backend default {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> .host = "SERVER IP";</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> .port = "8080";</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> .first_byte_timeout = 60s;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> .connect_timeout = 300s;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>}</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> </i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i># SET THE ALLOWED IP OF PURGE REQUESTS</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i># ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>acl purge {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> "localhost";</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> "127.0.0.1";</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>}</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i>#THE RECV FUNCTION</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i># ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>sub vcl_recv {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i># set realIP by trimming CloudFlare IP which will be used for various checks</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>set req.http.X-Actual-IP = regsub(req.http.X-Forwarded-For, "[, ].*$", ""); </i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # FORWARD THE IP OF THE REQUEST</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (req.restarts == 0) {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (req.http.x-forwarded-for) {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set req.http.X-Forwarded-For =</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> req.http.X-Forwarded-For + ", " + client.ip;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> } else {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set req.http.X-Forwarded-For = client.ip;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # Purge request check sections for hash_always_miss, purge and ban</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # BLOCK IF NOT IP is not in purge acl</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # Enable smart refreshing using hash_always_miss</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>if (req.http.Cache-Control ~ "no-cache") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (client.ip ~ purge || !std.ip(req.http.X-Actual-IP, "1.2.3.4") ~ purge) {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set req.hash_always_miss = true;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>}</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i>if (req.method == "PURGE") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (!client.ip ~ purge || !std.ip(req.http.X-Actual-IP, "1.2.3.4") ~ purge) {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return(synth(405,"Not allowed."));</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return (purge);</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>if (req.method == "BAN") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # Same ACL check as above:</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (!client.ip ~ purge || !std.ip(req.http.X-Actual-IP, "1.2.3.4") ~ purge) {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return(synth(403, "Not allowed."));</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> ban("req.http.host == " + req.http.host +</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> " && req.url == " + req.url);</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # Throw a synthetic page so the</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # request won't go to the backend.</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return(synth(200, "Ban added"));</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>}</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i># Unset cloudflare cookies</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i># Remove has_js and CloudFlare/Google Analytics __* cookies.</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set req.http.Cookie = regsuball(req.http.Cookie, "(^|;\s*)(_[_a-z]+|has_js)=[^;]*", "");</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # Remove a ";" prefix, if present.</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set req.http.Cookie = regsub(req.http.Cookie, "^;\s*", "");</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # For Testing: If you want to test with Varnish passing (not caching) uncomment</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # return( pass );</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # FORWARD THE IP OF THE REQUEST</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (req.restarts == 0) {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (req.http.x-forwarded-for) {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set req.http.X-Forwarded-For =</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> req.http.X-Forwarded-For + ", " + client.ip;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> } else {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set req.http.X-Forwarded-For = client.ip;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i># DO NOT CACHE RSS FEED</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (req.url ~ "/feed(/)?") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return ( pass ); </i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>}</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i>## Do not cache search results, comment these 3 lines if you do want to cache them</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i>if (req.url ~ "/\?s\=") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return ( pass ); </i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>}</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i># CLEAN UP THE ENCODING HEADER.</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # SET TO GZIP, DEFLATE, OR REMOVE ENTIRELY. WITH VARY ACCEPT-ENCODING</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # VARNISH WILL CREATE SEPARATE CACHES FOR EACH</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # DO NOT ACCEPT-ENCODING IMAGES, ZIPPED FILES, AUDIO, ETC.</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (req.http.Accept-Encoding) {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (req.url ~ "\.(jpg|png|gif|gz|tgz|bz2|tbz|mp3|ogg)$") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # No point in compressing these</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> unset req.http.Accept-Encoding;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> } elsif (req.http.Accept-Encoding ~ "gzip") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set req.http.Accept-Encoding = "gzip";</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> } elsif (req.http.Accept-Encoding ~ "deflate") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set req.http.Accept-Encoding = "deflate";</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> } else {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # unknown algorithm</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> unset req.http.Accept-Encoding;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # PIPE ALL NON-STANDARD REQUESTS</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (req.method != "GET" &&</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> req.method != "HEAD" &&</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> req.method != "PUT" && </i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> req.method != "POST" &&</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> req.method != "TRACE" &&</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> req.method != "OPTIONS" &&</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> req.method != "DELETE") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return (pipe);</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> </i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # ONLY CACHE GET AND HEAD REQUESTS</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (req.method != "GET" && req.method != "HEAD") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return (pass);</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> </i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # OPTIONAL: DO NOT CACHE LOGGED IN USERS (THIS OCCURS IN FETCH TOO, EITHER</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # COMMENT OR UNCOMMENT BOTH</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if ( req.http.cookie ~ "wordpress_logged_in" ) {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return( pass );</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> </i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # IF THE REQUEST IS NOT FOR A PREVIEW, WP-ADMIN OR WP-LOGIN</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # THEN UNSET THE COOKIES</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (!(req.url ~ "wp-(login|admin)") </i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> && !(req.url ~ "&preview=true" ) </i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> ){</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> unset req.http.cookie;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # IF BASIC AUTH IS ON THEN DO NOT CACHE</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (req.http.Authorization || req.http.Cookie) {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return (pass);</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> </i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # IF YOU GET HERE THEN THIS REQUEST SHOULD BE CACHED</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return (hash);</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # This is for phpmyadmin</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>if (req.http.Host == "<a href="http://ki1.org" target="_blank">ki1.org</a>") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>return (pass);</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>}</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i>if (req.http.Host == "<a href="http://mysql.ki1.org" target="_blank">mysql.ki1.org</a>") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>return (pass);</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>}</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i>}</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i># HIT FUNCTION</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i># ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>sub vcl_hit {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # IF THIS IS A PURGE REQUEST THEN DO THE PURGE</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (req.method == "PURGE") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> #</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # This is now handled in vcl_recv.</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> #</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # purge;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return (synth(200, "Purged."));</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return (deliver);</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>}</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i># MISS FUNCTION</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i># ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>sub vcl_miss {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (req.method == "PURGE") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> #</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # This is now handled in vcl_recv.</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> #</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # purge;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return (synth(200, "Purged."));</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return (fetch);</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>}</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i># FETCH FUNCTION</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i># ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>sub vcl_backend_response {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # I SET THE VARY TO ACCEPT-ENCODING, THIS OVERRIDES W3TC </i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # TENDANCY TO SET VARY USER-AGENT. YOU MAY OR MAY NOT WANT</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # TO DO THIS</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set beresp.http.Vary = "Accept-Encoding";</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # IF NOT WP-ADMIN THEN UNSET COOKIES AND SET THE AMOUNT OF </i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # TIME THIS PAGE WILL STAY CACHED (TTL)</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (!(bereq.url ~ "wp-(login|admin)") && !bereq.http.cookie ~ "wordpress_logged_in" ) {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> unset beresp.http.set-cookie;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set beresp.ttl = 52w;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i># set beresp.grace =1w;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (beresp.ttl <= 0s ||</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> beresp.http.Set-Cookie ||</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> beresp.http.Vary == "*") {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set beresp.ttl = 120 s;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # set beresp.ttl = 120s;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set beresp.uncacheable = true;</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return (deliver);</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i> return (deliver);</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>}</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><i># DELIVER FUNCTION</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i># ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>sub vcl_deliver {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # IF THIS PAGE IS ALREADY CACHED THEN RETURN A 'HIT' TEXT </i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # IN THE HEADER (GREAT FOR DEBUGGING)</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> if (obj.hits > 0) {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set resp.http.X-Cache = "HIT";</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # IF THIS IS A MISS RETURN THAT IN THE HEADER</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> # ##########################################################</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> } else {</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> set resp.http.X-Cache = "MISS";</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i> }</i><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><i>}</i><u></u><u></u></p>
</div>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
<div>
<p class="MsoNormal">2016-08-02 15:07 GMT+03:00 Stig Bakken <<a href="mailto:stig@zedge.net" target="_blank">stig@zedge.net</a>>:<u></u><u></u></p>
<div>
<p class="MsoNormal">Could it be that Varnish is not caching those POST requests, and that they are what makes Apache consume a lot of CPU?<u></u><u></u></p>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal">On MPMs: with PHP prefork is the safest choice, and it will work just fine as long as you have a reasonable config, especially since you have Varnish in front offloading the job of shuffling bytes back to the users.<u></u><u></u></p>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal">If I were you I'd try to get more data on which requests take a long time, some variant of "varnishncsa -F %D"..<u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal">If you're into using Prometheus for metrics, you can try out this exporter which will give you a lot of insight into which requests take a long time to process:
<a href="https://github.com/stigsb/varnish_request_exporter" target="_blank">https://github.com/stigsb/varnish_request_exporter</a> (Prometheus is awesome!)<u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"> - Stig<u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
</div>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
<div>
<div>
<div>
<p class="MsoNormal">On Thu, Jul 28, 2016 at 6:57 PM, Ayberk Kimsesiz <<a href="mailto:ayberk.kimsesiz@gmail.com" target="_blank">ayberk.kimsesiz@gmail.com</a>> wrote:<u></u><u></u></p>
</div>
</div>
<blockquote style="border:none;border-left:solid #cccccc 1.0pt;padding:0cm 0cm 0cm 6.0pt;margin-left:4.8pt;margin-right:0cm">
<div>
<div>
<div>
<div>
<p class="MsoNormal">Hi,<u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><b>CPU Monitor: </b><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><a href="http://i.imgur.com/5KT1xRu.jpg" target="_blank">http://i.imgur.com/5KT1xRu.jpg</a><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<p class="MsoNormal"><b>Apache status:</b><u></u><u></u></p>
</div>
<div>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<div>
<table border="0" cellpadding="0">
<tbody>
<tr>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal" align="center" style="text-align:center"><b>Srv<u></u><u></u></b></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal" align="center" style="text-align:center"><b>PID<u></u><u></u></b></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal" align="center" style="text-align:center"><b>Acc<u></u><u></u></b></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal" align="center" style="text-align:center"><b>M<u></u><u></u></b></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal" align="center" style="text-align:center"><b>CPU<u></u><u></u></b></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal" align="center" style="text-align:center"><b>SS<u></u><u></u></b></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal" align="center" style="text-align:center"><b>Req<u></u><u></u></b></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal" align="center" style="text-align:center"><b>Conn<u></u><u></u></b></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal" align="center" style="text-align:center"><b>Child<u></u><u></u></b></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal" align="center" style="text-align:center"><b>Slot<u></u><u></u></b></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal" align="center" style="text-align:center"><b>Client<u></u><u></u></b></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal" align="center" style="text-align:center"><b>Protocol<u></u><u></u></b></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal" align="center" style="text-align:center"><b>VHost<u></u><u></u></b></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal" align="center" style="text-align:center"><b>Request<u></u><u></u></b></p>
</td>
</tr>
<tr>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><b>0-0</b><u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">-<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0/0/9766<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">.<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">134.59<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">37<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.0<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.00<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">64.40<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">::1<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">http/1.1<u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">ns1.***com:8080<u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">OPTIONS * HTTP/1.0<u></u><u></u></p>
</td>
</tr>
<tr>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><b>1-0</b><u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">14612<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0/16/9058<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">_<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">17.83<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">13<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">1498<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.0<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.02<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">53.29<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">176.***.10<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">http/1.1<u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><a href="http://www.***.com:8080" target="_blank">www.***.com:8080</a><u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">POST /wp-admin/admin-ajax.php HTTP/1.1<u></u><u></u></p>
</td>
</tr>
<tr>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><b>2-0</b><u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">10863<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0/179/9795<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">_<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">185.14<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">6<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">1424<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.0<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.58<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">60.32<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">176.***.10<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">http/1.1<u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><a href="http://www.***.com:8080" target="_blank">www.***.com:8080</a><u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">POST /wp-admin/admin-ajax.php HTTP/1.1<u></u><u></u></p>
</td>
</tr>
<tr>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><b>3-0</b><u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">13127<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0/127/9435<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">_<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">119.80<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">4<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">1419<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.0<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.42<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">56.51<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">176.***.10<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">http/1.1<u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><a href="http://www.***.com:8080" target="_blank">www.***.com:8080</a><u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">POST /wp-admin/admin-ajax.php HTTP/1.1<u></u><u></u></p>
</td>
</tr>
<tr>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><b>4-0</b><u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">-<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0/0/9187<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">.<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.00<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">50<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.0<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.00<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">56.60<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">::1<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">http/1.1<u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">ns1.***.com:8080<u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">OPTIONS * HTTP/1.0<u></u><u></u></p>
</td>
</tr>
<tr>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><b>5-0</b><u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">14851<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0/9/8761<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">_<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">8.95<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">13<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">1559<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.0<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.01<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">57.90<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">176.***.10<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">http/1.1<u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><a href="http://www.***.com:8080" target="_blank">www.***.com:8080</a><u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">POST /wp-admin/admin-ajax.php HTTP/1.1<u></u><u></u></p>
</td>
</tr>
<tr>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><b>6-0</b><u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">14852<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0/6/8130<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">_<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">6.67<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">4<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">1482<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.0<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.01<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">51.88<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">176.***.10<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">http/1.1<u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><a href="http://www.***.com:8080" target="_blank">www.***.com:8080</a><u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">POST /wp-admin/admin-ajax.php HTTP/1.1<u></u><u></u></p>
</td>
</tr>
<tr>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><b>7-0</b><u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">14192<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">11/57/8355<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><b>K</b><u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">72.73<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">1363<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">106.6<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.44<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">52.79<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">176.***.10<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">http/1.1<u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><a href="http://www.***.com:8080" target="_blank">www.***.com:8080</a><u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">POST /wp-admin/admin-ajax.php HTTP/1.1<u></u><u></u></p>
</td>
</tr>
<tr>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><b>8-0</b><u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">13067<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0/125/7795<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">_<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">121.19<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">13<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">1759<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.0<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">0.65<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">68.27<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">176.***.10<u></u><u></u></p>
</td>
<td style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">http/1.1<u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal"><a href="http://www.***.com:8080" target="_blank">www.***.com:8080</a><u></u><u></u></p>
</td>
<td nowrap style="padding:.75pt .75pt .75pt .75pt">
<p class="MsoNormal">POST /wp-admin/admin-ajax.php HTTP/1.1<u></u><u></u></p>
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<p class="MsoNormal"><u></u> <u></u></p>
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<p class="MsoNormal">Apache error logs don't show anything about CPU.<u></u><u></u></p>
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<p class="MsoNormal">2016-07-28 19:31 GMT+03:00 Guillaume Quintard <<a href="mailto:guillaume@varnish-software.com" target="_blank">guillaume@varnish-software.com</a>>:<u></u><u></u></p>
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<p class="MsoNormal">You seem to have a good hit ratio, are you seeing anything on the apache logs that would explain the cpu usage?<span style="color:#888888"><u></u><u></u></span></p>
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<p class="MsoNormal"><span style="color:#888888"><br clear="all">
<u></u><u></u></span></p>
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<p class="MsoNormal"><span style="color:#888888">-- <u></u><u></u></span></p>
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<p class="MsoNormal"><span style="color:#888888">Guillaume Quintard<u></u><u></u></span></p>
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<p class="MsoNormal">_______________________________________________<br>
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<p class="MsoNormal"><u></u> <u></u></p>
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<p class="MsoNormal"><span><span style="color:#888888">-- </span><u></u><u></u></span></p>
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<p class="MsoNormal"><span style="color:#888888">Stig Bakken<br>
CTO, Zedge.net - free your phone!</span><u></u><u></u></p>
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