{"version":"1.0","provider_name":"Joe Sack","provider_url":"https:\/\/www.sqlskills.com\/blogs\/joe","title":"Should you ignore DBMIRROR_DBM_MUTEX? - Joe Sack","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"MWmHKNirRe\"><a href=\"https:\/\/www.sqlskills.com\/blogs\/joe\/should-you-ignore-dbmirror_dbm_mutex\/\">Should you ignore DBMIRROR_DBM_MUTEX?<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.sqlskills.com\/blogs\/joe\/should-you-ignore-dbmirror_dbm_mutex\/embed\/#?secret=MWmHKNirRe\" width=\"600\" height=\"338\" title=\"&#8220;Should you ignore DBMIRROR_DBM_MUTEX?&#8221; &#8212; Joe Sack\" data-secret=\"MWmHKNirRe\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.sqlskills.com\/blogs\/joe\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"The DBMIRROR_DBM_MUTEX wait type is undocumented. Or rather, it is documented in books online as being \u201cIdentified for informational purposes only. Not supported. Future compatibility is not guaranteed.\u201d Paul Randal had some additional information on this wait type in his \u201cWait statistics, or please tell me where it hurts\u201d post, defining the wait type as [&hellip;]"}