{"id":9809,"date":"2012-04-11T17:45:51","date_gmt":"2012-04-11T17:45:51","guid":{"rendered":"https:\/\/serverlift.com\/?p=4091"},"modified":"2025-11-03T00:51:38","modified_gmt":"2025-11-03T00:51:38","slug":"uptime-data-center-tier-standards","status":"publish","type":"post","link":"https:\/\/serverlift.com\/fr\/blog\/uptime-data-center-tier-standards\/","title":{"rendered":"Normes de niveau de centre de donn\u00e9es de disponibilit\u00e9"},"content":{"rendered":"<h1 style=\"text-align: center;\"><span style=\"color: #000000;\">\u00c0 quelle norme de niveau votre centre de donn\u00e9es est-il compatible?<\/span><\/h1>\n<p>&nbsp;<\/p>\n<p style=\"text-align: left;\"><span style=\"color: #000000;\">The Uptime data center tier standards are a standardized methodology used to determine availability in a facility. The<em> Uptime Institute<\/em> established the data center tier system, which offers companies a way to measure their performance and return on investment (ROI). The standards consist of a four-tiered scale, with Tier 4 being the most robust.<\/span><\/p>\n<p style=\"text-align: left;\" align=\"center\"><span style=\"color: #0000ff;\"><span style=\"color: #000000;\">le<em> Uptime Institute<\/em> propose un processus de certification afin de r\u00e9soudre le probl\u00e8me des entreprises annon\u00e7ant des interpr\u00e9tations inexactes des normes et offre une certification non v\u00e9rifi\u00e9e. La premi\u00e8re \u00e9tape du processus de certification consiste \u00e0 soumettre<\/span> <span style=\"color: #000000;\"><a href=\"https:\/\/serverlift.com\/fr\/data-center-lifts\/sl-500fx\/\" rel=\"noopener\">conception de centre de donn\u00e9es<\/a><\/span> <span style=\"color: #000000;\">documents et de les faire r\u00e9viser par un<em> Uptime Institute<\/em> engineers. The next step involves site visitations by Uptime employees to determine if the data center facility has been built or expanded according to the design that was submitted. The Uptime Institute has also released a grading system for operational sustainability to better improve the tier standards. The tiers focus on the how the data center facility is designed, and the operational sustainability grades evaluate how well the facility is operating.<\/span><\/span><\/p>\n<p style=\"text-align: left;\" align=\"center\"><span style=\"color: #000000;\"><strong style=\"font-size: 1.5em;\">Niveau I: infrastructure de base du datacenter<\/strong><\/span><\/p>\n<h3><span style=\"color: #000000;\"><strong>Les exigences fondamentales:<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">Un centre de donn\u00e9es de base de niveau I doit avoir des composants de capacit\u00e9 non redondants et un chemin de distribution unique et non redondant desservant l&#039;\u00e9quipement informatique.<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\"><strong>Le ou les tests de confirmation des performances:<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">Les travaux planifi\u00e9s n\u00e9cessiteront l&#039;arr\u00eat de la plupart ou de la totalit\u00e9 des syst\u00e8mes d&#039;infrastructure du site, ce qui affectera l&#039;\u00e9quipement informatique, les syst\u00e8mes et les utilisateurs finaux.<\/span><\/li>\n<li><span style=\"color: #0000ff;\"><span style=\"color: #000000;\">Les pannes impr\u00e9vues, les pannes ou les temps d&#039;arr\u00eat impr\u00e9vus de tout syst\u00e8me de capacit\u00e9, composant de capacit\u00e9 ou \u00e9l\u00e9ment de distribution auront un impact sur le <a href=\"https:\/\/serverlift.com\/fr\/\" rel=\"noopener\">\u00e9quipement informatique<\/a><\/span>.<\/span><\/li>\n<li><span style=\"color: #000000;\">La capacit\u00e9 doit \u00eatre suffisante pour r\u00e9pondre aux besoins de l&#039;installation.<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\"><strong>Impact (s) op\u00e9rationnel (s): <\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">Le site est susceptible d&#039;\u00eatre perturb\u00e9 par des activit\u00e9s planifi\u00e9es et non planifi\u00e9es. Les pannes de fonctionnement ou les pannes spontan\u00e9es des composants de l&#039;infrastructure du site entra\u00eeneront une perturbation du centre de donn\u00e9es,<\/span><\/li>\n<li><span style=\"color: #000000;\">Pour effectuer en toute s\u00e9curit\u00e9 les travaux d&#039;entretien pr\u00e9ventif et de r\u00e9paration n\u00e9cessaires, l&#039;infrastructure de l&#039;installation doit \u00eatre compl\u00e8tement arr\u00eat\u00e9e chaque ann\u00e9e. Une situation urgente peut n\u00e9cessiter des arr\u00eats plus fr\u00e9quents. Si le centre de donn\u00e9es ne parvient pas \u00e0 effectuer r\u00e9guli\u00e8rement la maintenance, le risque de perturbation impr\u00e9vue ainsi que la gravit\u00e9 de la panne cons\u00e9cutive augmenteront consid\u00e9rablement. <\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\"><strong>Convient aux entreprises telles que:<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">Petites entreprises o\u00f9 la technologie de l&#039;information am\u00e9liore principalement les processus d&#039;affaires internes.<\/span><\/li>\n<li><span style=\"color: #000000;\">Entreprises dont l&#039;utilisation principale d&#039;une pr\u00e9sence sur le Web est un outil de marketing passif.<\/span><\/li>\n<li><span style=\"color: #000000;\">Les start-ups bas\u00e9es sur Internet sans engagements de qualit\u00e9 de service client ex\u00e9cutoires.<\/span><\/li>\n<\/ul>\n<h2><\/h2>\n<h2><span style=\"color: #000000;\"><strong>Niveau II: Infrastructure de site des composants de capacit\u00e9 redondante<\/strong><\/span><\/h2>\n<h3><span style=\"color: #000000;\"><strong>Les exigences fondamentales:<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">Un centre de donn\u00e9es de niveau II doit avoir des composants de capacit\u00e9 redondants et un chemin de distribution unique et non redondant desservant l&#039;\u00e9quipement informatique.<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\"><strong>Le ou les tests de confirmation des performances:<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">Les composants de capacit\u00e9 redondants leur permettent d&#039;\u00eatre retir\u00e9s du service sur une base planifi\u00e9e, ce qui n&#039;entra\u00eenera aucun arr\u00eat de l&#039;\u00e9quipement informatique.<\/span><\/li>\n<li><span style=\"color: #000000;\">La suppression des chemins de distribution du service pour la maintenance ou toute autre activit\u00e9 n\u00e9cessite l&#039;arr\u00eat des p\u00e9riph\u00e9riques informatiques.<\/span><\/li>\n<li><span style=\"color: #000000;\">Une panne impr\u00e9vue ou la survenance d&#039;une d\u00e9faillance du syst\u00e8me de capacit\u00e9 ou d&#039;un \u00e9l\u00e9ment de distribution aura un impact sur l&#039;\u00e9quipement informatique. Une d\u00e9faillance impr\u00e9vue des composants de capacit\u00e9 peut affecter l&#039;\u00e9quipement informatique.<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\"><strong>Impact (s) op\u00e9rationnel (s):<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">L&#039;installation sera susceptible d&#039;\u00eatre perturb\u00e9e par les activit\u00e9s pr\u00e9vues et les \u00e9v\u00e9nements impr\u00e9vus. Le centre de donn\u00e9es peut \u00e9galement \u00eatre perturb\u00e9 par des erreurs de fonctionnement ou des pannes spontan\u00e9es des composants de l&#039;infrastructure du site.<\/span><\/li>\n<li><span style=\"color: #000000;\">L&#039;infrastructure de l&#039;installation n\u00e9cessite un arr\u00eat complet chaque ann\u00e9e pour effectuer en toute s\u00e9curit\u00e9 un entretien pr\u00e9ventif et effectuer les r\u00e9parations n\u00e9cessaires. Les situations urgentes peuvent n\u00e9cessiter des arr\u00eats plus fr\u00e9quents. Sans maintenance r\u00e9guli\u00e8re, le risque de perturbation impr\u00e9vue ainsi que la gravit\u00e9 de la panne cons\u00e9cutive augmentent consid\u00e9rablement.<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\"><strong>Convient aux entreprises telles que:<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">Un centre d&#039;appels o\u00f9 plusieurs sites sont disponibles.<\/span><\/li>\n<li><span style=\"color: #000000;\">Entreprises Internet sans p\u00e9nalit\u00e9s financi\u00e8res importantes pour les engagements de qualit\u00e9 de service.<\/span><\/li>\n<li><span style=\"color: #000000;\">Petites entreprises dont les besoins en technologies de l&#039;information sont principalement limit\u00e9s aux heures normales de travail traditionnelles, permettant l&#039;arr\u00eat du syst\u00e8me pendant les heures creuses.<\/span><\/li>\n<li><span style=\"color: #000000;\">La recherche scientifique, par exemple, la conception de puces, l&#039;exploration p\u00e9troli\u00e8re, le traitement sismique ou la mod\u00e9lisation m\u00e9t\u00e9orologique \u00e0 long terme, qui n&#039;ont g\u00e9n\u00e9ralement pas \u00e0 fournir de services en ligne ou en temps r\u00e9el.<\/span><\/li>\n<\/ul>\n<h2><span style=\"color: #000000;\"><strong>Niveau III: Infrastructure de site pouvant \u00eatre maintenue simultan\u00e9ment<\/strong><\/span><\/h2>\n<h3><span style=\"color: #000000;\"><strong>Les exigences fondamentales:<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">Un centre de donn\u00e9es \u00e0 maintenance simultan\u00e9e doit avoir des composants de capacit\u00e9 redondants et plusieurs chemins de distribution ind\u00e9pendants qui desservent l&#039;\u00e9quipement informatique. G\u00e9n\u00e9ralement, un seul chemin de distribution dessert l&#039;\u00e9quipement informatique \u00e0 tout moment.<\/span><\/li>\n<li><span style=\"color: #0000ff;\"><span style=\"color: #000000;\">Tout<\/span> <span style=\"color: #000000;\"><a href=\"https:\/\/serverlift.com\/fr\/data-center-lifts\/sl-500x\/\" rel=\"noopener\">Equipement IT<\/a> doit \u00eatre \u00e0 double alimentation et install\u00e9 correctement pour \u00eatre compatible avec la topologie de l&#039;architecture du site.<\/span><\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\"><strong>Le ou les tests de confirmation des performances:<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\"><strong>Chacun<\/strong> Le composant et l&#039;\u00e9l\u00e9ment de capacit\u00e9 dans les chemins de distribution peuvent \u00eatre retir\u00e9s du service sur une base planifi\u00e9e sans impact sur l&#039;\u00e9quipement informatique.<\/span><\/li>\n<li><span style=\"color: #000000;\">Une panne ou une panne d&#039;un syst\u00e8me de capacit\u00e9 non planifi\u00e9 affectera le mat\u00e9riel informatique.<\/span><\/li>\n<li><span style=\"color: #000000;\">Une panne ou une panne d&#039;un composant de capacit\u00e9 ou d&#039;un \u00e9l\u00e9ment de distribution qui n&#039;est pas planifi\u00e9 peut avoir un impact sur le mat\u00e9riel informatique.<\/span><\/li>\n<li><span style=\"color: #000000;\">Il doit y avoir une capacit\u00e9 permanente suffisante pour r\u00e9pondre aux besoins du site lorsque des composants redondants ont \u00e9t\u00e9 retir\u00e9s du service. <\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\"><strong>Impact (s) op\u00e9rationnel (s):<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">Le site est susceptible d&#039;\u00eatre perturb\u00e9 par des activit\u00e9s impr\u00e9vues. Une interruption informatique peut \u00eatre \u00e0 l&#039;origine d&#039;erreurs op\u00e9rationnelles ou de d\u00e9faillances spontan\u00e9es des composants de l&#039;infrastructure du site.<\/span><\/li>\n<li><span style=\"color: #000000;\">La maintenance planifi\u00e9e de l&#039;infrastructure du site peut \u00eatre effectu\u00e9e en utilisant les composants de capacit\u00e9 redondants et les chemins de distribution pour travailler en toute s\u00e9curit\u00e9 sur l&#039;\u00e9quipement restant.<\/span><\/li>\n<li><span style=\"color: #000000;\">Afin d&#039;\u00e9tablir la maintenabilit\u00e9 simultan\u00e9e du syst\u00e8me de distribution \u00e9lectrique critique entre l&#039;onduleur et l&#039;\u00e9quipement informatique, les sites de niveau III n\u00e9cessitent que tout le mat\u00e9riel informatique soit dot\u00e9 de deux entr\u00e9es d&#039;alimentation, telles que d\u00e9finies par la sp\u00e9cification de conformit\u00e9 de l&#039;alimentation tol\u00e9rante aux pannes de l&#039;Institut, version 2.0, comme les dispositifs de transfert commutateurs \u00e0 usage unique, doivent \u00eatre incorpor\u00e9s \u00e0 partir d&#039;\u00e9quipements informatiques qui ne r\u00e9pondent pas \u00e0 cette sp\u00e9cification.<\/span><\/li>\n<li><span style=\"color: #000000;\">Il peut y avoir un risque accru de perturbation pendant les activit\u00e9s de maintenance. (Cette condition de maintenance ne fait pas \u00e9chec \u00e0 la note de niveau obtenue en fonctionnement normal.)<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\"><strong>Convient aux entreprises telles que:<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">Les entreprises qui prennent en charge les clients internes et externes 24 &amp; #215; 7, comme les centres de service et les services d&#039;assistance, mais o\u00f9 de courtes p\u00e9riodes avec un service limit\u00e9 en raison d&#039;une d\u00e9faillance du site peuvent \u00eatre acceptables.<\/span><\/li>\n<li><span style=\"color: #000000;\">Les entreprises qui disposent de ressources informatiques qui prennent en charge les processus m\u00e9tier automatis\u00e9s, de sorte que l&#039;impact sur les clients des arr\u00eats de syst\u00e8me peut \u00eatre g\u00e9r\u00e9 ou accept\u00e9.<\/span><\/li>\n<li><span style=\"color: #000000;\">Les entreprises qui couvrent plusieurs fuseaux horaires avec des clients et des employ\u00e9s couvrant des r\u00e9gions.<\/span><\/li>\n<li><span style=\"color: #000000;\">Les entreprises Internet ou les fournisseurs de colocalisation qui ont des engagements de qualit\u00e9 de service avec de graves ramifications financi\u00e8res.<\/span><\/li>\n<\/ul>\n<h2><span style=\"color: #000000;\"><strong>Niveau IV: infrastructure de site tol\u00e9rante aux pannes<\/strong><\/span><\/h2>\n<h3><span style=\"color: #000000;\"><strong>Les exigences fondamentales:<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">Un centre de donn\u00e9es tol\u00e9rant aux pannes aura plusieurs syst\u00e8mes physiques ind\u00e9pendants qui sont isol\u00e9s et chacun a des composants de capacit\u00e9 redondants et plusieurs chemins de distribution actifs, ind\u00e9pendants, divers et actifs desservant simultan\u00e9ment le mat\u00e9riel informatique.<\/span><\/li>\n<li><span style=\"color: #000000;\">Le centre de donn\u00e9es doit disposer d&#039;un mat\u00e9riel informatique \u00e0 double alimentation et correctement install\u00e9 pour \u00eatre compatible avec la topologie de l&#039;architecture du site.<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\"><strong>Le ou les tests de confirmation des performances: <\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">Une d\u00e9faillance unique d&#039;un syst\u00e8me de capacit\u00e9, d&#039;un composant de capacit\u00e9 ou d&#039;un \u00e9l\u00e9ment de distribution n&#039;aura aucun effet sur les ordinateurs.<\/span><\/li>\n<li><span style=\"color: #000000;\">Il y a une r\u00e9ponse automatique du syst\u00e8me (auto-gu\u00e9rison) \u00e0 une d\u00e9faillance afin d&#039;\u00e9viter tout impact suppl\u00e9mentaire sur l&#039;installation.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Chacun<\/strong> Le composant et l&#039;\u00e9l\u00e9ment de capacit\u00e9 dans les chemins de distribution peuvent \u00eatre retir\u00e9s du service de mani\u00e8re planifi\u00e9e sans affecter l&#039;\u00e9quipement informatique.<\/span><\/li>\n<li><span style=\"color: #000000;\">Les syst\u00e8mes compl\u00e9mentaires et les chemins de distribution doivent \u00eatre physiquement isol\u00e9s les uns des autres (compartiment\u00e9s) pour \u00e9viter qu&#039;un seul \u00e9v\u00e9nement n&#039;impacte simultan\u00e9ment les deux syst\u00e8mes ou chemins.<\/span><\/li>\n<li><span style=\"color: #000000;\">Un refroidissement continu est requis.<\/span><\/li>\n<li><span style=\"color: #000000;\">La capacit\u00e9 doit \u00eatre suffisante pour r\u00e9pondre aux besoins du site lorsque des composants redondants ou des chemins de distribution ont \u00e9t\u00e9 supprim\u00e9s du service.<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\"><strong>Impact (s) op\u00e9rationnel (s): <\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">L&#039;installation ne sera pas susceptible d&#039;\u00eatre perturb\u00e9e par un seul \u00e9v\u00e9nement impr\u00e9vu \/<\/span><\/li>\n<li><span style=\"color: #000000;\">L&#039;installation ne sera pas susceptible d&#039;\u00eatre perturb\u00e9e par les activit\u00e9s de travail pr\u00e9vues.<\/span><\/li>\n<li><span style=\"color: #000000;\">Afin d&#039;\u00e9tablir la maintenabilit\u00e9 simultan\u00e9e des syst\u00e8mes de distribution d&#039;\u00e9nergie critiques entre l&#039;onduleur et l&#039;\u00e9quipement informatique, les sites de niveau IV n\u00e9cessitent que tout le mat\u00e9riel informatique soit dot\u00e9 de deux entr\u00e9es d&#039;alimentation telles que d\u00e9finies par la sp\u00e9cification de conformit\u00e9 de l&#039;alimentation tol\u00e9rante aux pannes de l&#039;Institut, version 2.0 Dispositifs de transfert tels que le point des commutateurs \u00e0 usage unique doivent \u00eatre incorpor\u00e9s pour les \u00e9quipements informatiques qui ne r\u00e9pondent pas aux sp\u00e9cifications.<\/span><\/li>\n<li><span style=\"color: #000000;\">La maintenance de l&#039;infrastructure du site peut \u00eatre effectu\u00e9e en utilisant les composants de capacit\u00e9 redondants et les chemins de distribution pour travailler en toute s\u00e9curit\u00e9 sur les \u00e9quipements restants. <\/span><br \/>\n<span style=\"color: #000000;\"> -Pendant les activit\u00e9s de maintenance, le risque de perturbation peut \u00eatre \u00e9lev\u00e9. <\/span><br \/>\n<span style=\"color: #000000;\"> -Pendant une activit\u00e9 de maintenance o\u00f9 un chemin est arr\u00eat\u00e9, l&#039;\u00e9quipement informatique est expos\u00e9 \u00e0 un risque accru de perturbation en cas de d\u00e9faillance des autres chemins. Cette condition de maintenance ne d\u00e9fait pas la note de niveau obtenue en fonctionnement normal.<\/span><br \/>\n<span style=\"color: #000000;\"> -Le fonctionnement de la mise hors tension d&#039;urgence (EPO), de la suppression des incendies ou de la fonction d&#039;alarme incendie peut provoquer une perturbation du centre de donn\u00e9es.<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #000000;\"><strong>Convient aux entreprises telles que:<\/strong><\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\">Les entreprises pr\u00e9sentes sur le march\u00e9 international et fournissant des services \u00ab24h sur 24\u00bb dans un espace de march\u00e9 client o\u00f9 la concurrence est \u00e9lev\u00e9e ou o\u00f9 les processus sont continus (virements internationaux entrants et sortants, etc.).<\/span><\/li>\n<li><span style=\"color: #000000;\">Entreprise bas\u00e9e sur des processus de r\u00e8glement financier, des transactions sur le march\u00e9 ou le commerce \u00e9lectronique.<\/span><\/li>\n<li><span style=\"color: #000000;\">Grandes entreprises mondiales o\u00f9 l&#039;acc\u00e8s des clients aux applications et l&#039;exploitation des technologies de l&#039;information par les employ\u00e9s constituent un avantage concurrentiel.<\/span><\/li>\n<li><span style=\"color: #000000;\">Les entreprises Internet ou les fournisseurs de colocalisation qui doivent s&#039;engager sur la qualit\u00e9 de service et qui auraient de graves ramifications financi\u00e8res.<\/span><\/li>\n<\/ul>\n<h4><span style=\"color: #000000;\"><strong>Les niveaux d\u00e9crivent \u00e9galement la disponibilit\u00e9 des donn\u00e9es du mat\u00e9riel \u00e0 un emplacement comme suit:<\/strong><\/span><\/h4>\n<ul>\n<li><span style=\"color: #000000;\"><strong>Niveau 1:<\/strong> Garantir<strong> 99.671%<\/strong> disponibilit\u00e9 garantie.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Niveau 2:<\/strong> Garantir <strong>99.741%<\/strong> disponibilit\u00e9 garantie.<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Niveau 3:<\/strong> Garantir <strong>99.982%<\/strong> disponibilit\u00e9 garantie.<\/span><\/li>\n<li><span style=\"text-align: left; color: #000000;\"><strong>Niveau 4:<\/strong> Garantir <strong>99.995%<\/strong> disponibilit\u00e9 garantie.<\/span><\/li>\n<\/ul>\n<div style=\"text-align: center;\"><span style=\"color: #000000;\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-6490 size-full\" title=\"Uptime_Data_Center_Tiers\" src=\"\/wp-content\/uploads\/2013\/08\/Uptime_Data_Center_Tiers.png\" alt=\"Uptime Data Center Tiers\" width=\"600\" height=\"399\" \/><\/span><\/div>\n<div><\/div>\n<p>&nbsp;<\/p>\n<div><span style=\"color: #0000ff;\"><span style=\"color: #000000;\">Si vous effectuez une migration de centre de donn\u00e9es, voici un article utile sur<\/span> <span style=\"color: #000000;\"><a href=\"https:\/\/serverlift.com\/fr\/blog\/tech-liftdata-center-relocationmigration-checklist\/\" rel=\"noopener\">\u00e9tapes de migration du centre de donn\u00e9es<\/a><\/span>.<\/span><\/div>","protected":false},"excerpt":{"rendered":"<p>What Tier Standard Does Your Data center Live up to? &nbsp; The Uptime data center tier standards are a standardized methodology used to determine availability in a facility. The Uptime Institute established the data center tier system, which offers companies a way to measure their performance and return on investment (ROI). The standards consist of 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