1.0UCT HPChttps://ucthpc.uct.ac.zaAndrew Lewishttps://ucthpc.uct.ac.za/index.php/author/andrew-lewis/rich600338<blockquote class="wp-embedded-content" data-secret="TQInBFEzFp"><a href="https://ucthpc.uct.ac.za/index.php/2012/09/10/250000-hours/">250,000 hours</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://ucthpc.uct.ac.za/index.php/2012/09/10/250000-hours/embed/#?secret=TQInBFEzFp" width="600" height="338" title="“250,000 hours” — UCT HPC" data-secret="TQInBFEzFp" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /*! This file is auto-generated */ !function(c,d){"use strict";var e=!1,o=!1;if(d.querySelector)if(c.addEventListener)e=!0;if(c.wp=c.wp||{},c.wp.receiveEmbedMessage);else if(c.wp.receiveEmbedMessage=function(e){var t=e.data;if(!t);else if(!(t.secret||t.message||t.value));else if(/[^a-zA-Z0-9]/.test(t.secret));else{for(var r,s,a,i=d.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),n=d.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),o=new RegExp("^https?:$","i"),l=0;l<n.length;l++)n[l].style.display="none";for(l=0;l<i.length;l++)if(r=i[l],e.source!==r.contentWindow);else{if(r.removeAttribute("style"),"height"===t.message){if(1e3<(s=parseInt(t.value,10)))s=1e3;else if(~~s<200)s=200;r.height=s}if("link"===t.message)if(s=d.createElement("a"),a=d.createElement("a"),s.href=r.getAttribute("src"),a.href=t.value,!o.test(a.protocol));else if(a.host===s.host)if(d.activeElement===r)c.top.location.href=t.value}}},e)c.addEventListener("message",c.wp.receiveEmbedMessage,!1),d.addEventListener("DOMContentLoaded",t,!1),c.addEventListener("load",t,!1);function t(){if(o);else{o=!0;for(var e,t,r,s=-1!==navigator.appVersion.indexOf("MSIE 10"),a=!!navigator.userAgent.match(/Trident.*rv:11\./),i=d.querySelectorAll("iframe.wp-embedded-content"),n=0;n<i.length;n++){if(!(r=(t=i[n]).getAttribute("data-secret")))r=Math.random().toString(36).substr(2,10),t.src+="#?secret="+r,t.setAttribute("data-secret",r);if(s||a)(e=t.cloneNode(!0)).removeAttribute("security"),t.parentNode.replaceChild(e,t);t.contentWindow.postMessage({message:"ready",secret:r},"*")}}}}(window,document); </script> This weekend the sum total of work completed by our two clusters (HPC and Grid) surpassed the 250,000 hour mark.  It's been great watching the rate of use increase as more researchers start making use of our infrastructure.Of interest is how the CPU hours has diverged from the number of jobs run, this is due to the increase in use of MPI by researchers.  The orange graph indicates the number of continuous CPU hours in use. https://ucthpc.uct.ac.za/wp-content/uploads/2015/07/usage.png