{"id":257987,"date":"2026-04-13T07:57:47","date_gmt":"2026-04-13T05:57:47","guid":{"rendered":"https:\/\/safekit.eviden.com\/produits\/haute-disponibilite-logiciel-clustering-application\/high-availability-architectures-and-best-practices\/"},"modified":"2026-07-31T06:57:49","modified_gmt":"2026-07-31T04:57:49","slug":"high-availability-architectures-and-best-practices","status":"publish","type":"page","link":"https:\/\/safekit.eviden.com\/fr\/best-practises\/high-availability-architectures-and-best-practices\/","title":{"rendered":"Architectures \u00e0 haute disponibilit\u00e9 et bonnes pratiques de clustering logiciel"},"content":{"rendered":"<div id=\"pl-257987\"  class=\"panel-layout\" ><div id=\"pg-257987-0\"  class=\"panel-grid panel-has-style\" ><div class=\"panel-row-style panel-row-style-for-257987-0\" ><div id=\"pgc-257987-0-0\"  class=\"panel-grid-cell\" ><div id=\"panel-257987-0-0-0\" class=\"so-panel widget widget_sow-editor panel-first-child panel-last-child\" data-index=\"0\" ><div class=\"panel-widget-style panel-widget-style-for-257987-0-0-0\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-editor so-widget-sow-editor-base\"\n\t\t\t\n\t\t>\n<div class=\"siteorigin-widget-tinymce textwidget\">\n\t<h1 style=\"text-align: left; color: white; font-size: 38px;\">Architectures \u00e0 haute disponibilit\u00e9 et bonnes pratiques de clustering logiciel<\/h1>\n<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div><div id=\"pg-257987-1\"  class=\"panel-grid panel-has-style\" ><div class=\"panel-row-style panel-row-style-for-257987-1\" ><div id=\"pgc-257987-1-0\"  class=\"panel-grid-cell\" ><div id=\"panel-257987-1-0-0\" class=\"so-panel widget widget_sow-editor panel-first-child panel-last-child\" data-index=\"1\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-editor so-widget-sow-editor-base\"\n\t\t\t\n\t\t>\n<div class=\"siteorigin-widget-tinymce textwidget\">\n\t<h2><a name=\"t1\"><\/a>Quelles sont les architectures de haute disponibilit\u00e9 et les meilleures pratiques ?<\/h2>\n<\/div>\n<\/div><\/div><\/div><\/div><\/div><div id=\"pg-257987-2\"  class=\"panel-grid panel-has-style\" ><div class=\"panel-row-style panel-row-style-for-257987-2\" ><div id=\"pgc-257987-2-0\"  class=\"panel-grid-cell\" ><div id=\"panel-257987-2-0-0\" class=\"so-panel widget widget_sow-editor panel-first-child panel-last-child\" data-index=\"2\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-editor so-widget-sow-editor-base\"\n\t\t\t\n\t\t>\n<div class=\"siteorigin-widget-tinymce textwidget\">\n\t<h3>Aper\u00e7u<\/h3>\n<p>Cet article explore les diff\u00e9rentes architectures de haute disponibilit\u00e9 et les meilleures pratiques en donnant les avantages et les inconv\u00e9nients de chaque architecture.<\/p>\n<p style=\"text-align:center;\"><img decoding=\"async\" src=\"https:\/\/safekit.eviden.com\/wp-content\/uploads\/2023\/03\/high-availability-architectures-and-best-practices.png\" width=\"400\" alt=\"Diff\u00e9rentes architectures de haute disponibilit\u00e9 et meilleures pratiques\"\/><\/p>\n<p>Les tableaux comparatifs suivants d\u00e9taillent l'architecture de haute disponibilit\u00e9 de SafeKit et ses bonnes pratiques (SafeKit est un produit logiciel de haute disponibilit\u00e9).<\/p>\n<\/div>\n<\/div><\/div><\/div><div id=\"pgc-257987-2-1\"  class=\"panel-grid-cell\" ><div id=\"panel-257987-2-1-0\" class=\"so-panel widget widget_sow-editor panel-first-child panel-last-child\" data-index=\"3\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-editor so-widget-sow-editor-base\"\n\t\t\t\n\t\t>\n<div class=\"siteorigin-widget-tinymce textwidget\">\n\t<h3>Quelles sont les architectures de haute disponibilit\u00e9\u00a0?<\/h3>\n<p>Il existe deux types d'<a href=\"https:\/\/www.techtarget.com\/searchdatacenter\/definition\/high-availability\" target=\"_blank\" rel=\"noopener\">architectures de haute disponibilit\u00e9<\/a>\u00a0: celles pour les applications backend telles que les bases de donn\u00e9es et celles pour les applications frontend telles que les services Web.<\/p>\n<p>Les architectures de haute disponibilit\u00e9 pour les backends sont bas\u00e9es sur 2 serveurs partageant ou r\u00e9pliquant des donn\u00e9es avec un basculement automatique des applications en cas de pannes mat\u00e9rielles ou logicielles.<\/p>\n<p>Les architectures de haute disponibilit\u00e9 pour les frontends sont bas\u00e9es sur une ferme de serveurs (2 serveurs ou plus). L'\u00e9quilibrage de charge est fait par mat\u00e9riel ou logiciel et distribue les sessions TCP aux serveurs disponibles dans la ferme.<\/p>\n<p>De plus, il faut choisir entre une haute disponibilit\u00e9 au niveau de l'application ou au niveau de la machine virtuelle.<\/p>\n<\/div>\n<\/div><\/div><\/div><div id=\"pgc-257987-2-2\"  class=\"panel-grid-cell\" ><div id=\"panel-257987-2-2-0\" class=\"so-panel widget widget_sow-editor panel-first-child panel-last-child\" data-index=\"4\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-editor so-widget-sow-editor-base\"\n\t\t\t\n\t\t>\n<div class=\"siteorigin-widget-tinymce textwidget\">\n\t<h3>Quelles sont les meilleures pratiques\u00a0?<\/h3>\n<p>Cet article \u00e9tudie les meilleures pratiques dans les architectures de haute disponibilit\u00e9 en comparant\u00a0:<\/p>\n<ul>\n<li><a href=\"\/fr\/best-practises\/clustering-software-vs-hardware-clustering\/\">le clustering logiciel vs mat\u00e9riel<\/a>,<\/li>\n<li><a href=\"\/fr\/best-practises\/shared-nothing-architecture-vs-shared-disk-architecture\/\">l'architecture sans partage vs avec disque partag\u00e9<\/a>,<\/li>\n<li><a href=\"\/fr\/best-practises\/vm-ha-vs-application-ha\/\">la HA aun niveau application vs machine virtuelle<\/a>,<\/li>\n<li><a href=\"\/fr\/best-practises\/high-availability-cluster-vs-fault-tolerant-system\/\">la haute disponibilit\u00e9 vs la tol\u00e9rance aux fautes<\/a>,<\/li>\n<li><a href=\"\/fr\/best-practises\/synchronous-replication-vs-asynchronous-replication\/\">la r\u00e9plication synchrone vs asynchrone<\/a>,<\/li>\n<li><a href=\"\/fr\/best-practises\/byte-level-file-replication-vs-block-level-disk-replication\/\">la r\u00e9plication de fichiers vs disques<\/a>,<\/li>\n<li><a href=\"\/fr\/best-practises\/data-replication-techniques\/\">les tecnhiques de r\u00e9plication des donn\u00e9es<\/a>,<\/li>\n<li><a href=\"\/fr\/best-practises\/what-is-rpo-and-rto-with-examples\/\">le RPO et le RTO avec des exemples<\/a>,<\/li>\n<li><a href=\"\/fr\/best-practises\/heartbeat-failover-quorum-windows-linux-cluster\/\">le split brain et le quorum<\/a>,<\/li>\n<li><a href=\"\/fr\/best-practises\/how-a-virtual-ip-address-works\/\">les adresses IP virtuelles<\/a>.<\/li>\n<\/ul>\n<\/div>\n<\/div><\/div><\/div><\/div><\/div><div id=\"pg-257987-3\"  class=\"panel-grid panel-has-style\" ><div class=\"panel-row-style panel-row-style-for-257987-3\" ><div id=\"pgc-257987-3-0\"  class=\"panel-grid-cell\" ><div id=\"panel-257987-3-0-0\" class=\"so-panel widget widget_sow-editor panel-first-child panel-last-child\" data-index=\"5\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-editor so-widget-sow-editor-base\"\n\t\t\t\n\t\t>\n<div class=\"siteorigin-widget-tinymce textwidget\">\n\t<h2><a name=\"t7\"><\/a>Tableaux comparatifs sur les architectures de haute disponibilit\u00e9 et les meilleures pratiques<\/h2>\n<!-- BEGIN INSERT: insert-safekit-software-vs-hardware-table-en lang=\"fr\" display=\"content\" -->\n<div data-post-id=\"261294\" class=\"insert-page insert-page-261294 \"><article>\r\nChoisir la bonne solution de haute disponibilit\u00e9 (HA) est essentiel pour assurer la continuit\u00e9 d'activit\u00e9 et minimiser les interruptions de service. Cette comparaison propose une analyse technique directe de deux approches architecturales majeures : le clustering logiciel sans partage (Shared-Nothing) de SafeKit par opposition aux m\u00e9thodes HA traditionnelles qui reposent g\u00e9n\u00e9ralement sur du mat\u00e9riel, des disques partag\u00e9s (comme un SAN) et des configurations complexes. Ces distinctions couvrent la simplicit\u00e9 de d\u00e9ploiement, les m\u00e9thodes de r\u00e9plication des donn\u00e9es, la vitesse de reprise (RTO\/RPO) et la complexit\u00e9 op\u00e9rationnelle. Le tableau ci-dessous d\u00e9taille les principales diff\u00e9rences selon les sujets cl\u00e9s de la haute disponibilit\u00e9.\r\n<div class=\"table-container-mobile\">\r\n<table class=\"border vertical-middle horizontal-center\" width=\"100%\"><caption>Comparaison de la haute disponibilit\u00e9 : Clustering logiciel SafeKit vs HA traditionnelle \/ Clustering mat\u00e9riel<\/caption>\r\n<thead>\r\n<tr>\r\n<th style=\"width: 30%;\" scope=\"col\">Sujet<\/th>\r\n<th style=\"width: 35%;\" scope=\"col\">SafeKit (Clustering logiciel \/ Approche principale)<\/th>\r\n<th style=\"width: 35%;\" scope=\"col\">HA traditionnelle \/ Clustering mat\u00e9riel<\/th>\r\n<\/tr>\r\n<\/thead>\r\n<tbody><!-- Topic 1 -->\r\n<tr>\r\n<td scope=\"row\"><a href=\"https:\/\/safekit.eviden.com\/fr\/best-practises\/clustering-software-vs-hardware-clustering\/\" target=\"_blank\" rel=\"noopener\">Clustering logiciel vs Clustering mat\u00e9riel<\/a><\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>Un cluster logiciel simple avec le package SafeKit simplement install\u00e9 sur deux serveurs<\/li>\r\n<\/ul>\r\n<\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>Un clustering mat\u00e9riel complexe n\u00e9cessitant un stockage externe ou des r\u00e9partiteurs de charge r\u00e9seau<\/li>\r\n<\/ul>\r\n<\/td>\r\n<\/tr>\r\n<!-- Topic 2 -->\r\n<tr>\r\n<td scope=\"row\"><a href=\"https:\/\/safekit.eviden.com\/fr\/best-practises\/shared-nothing-architecture-vs-shared-disk-architecture\/\" target=\"_blank\" rel=\"noopener\">Cluster Shared Nothing vs Cluster \u00e0 disques partag\u00e9s<\/a><\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>SafeKit est un cluster sans partage (Shared-Nothing) : facile \u00e0 d\u00e9ployer, m\u00eame sur des sites distants<\/li>\r\n<\/ul>\r\n<\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>Un cluster \u00e0 disques partag\u00e9s est complexe \u00e0 d\u00e9ployer<\/li>\r\n<\/ul>\r\n<\/td>\r\n<\/tr>\r\n<!-- Topic 3 -->\r\n<tr>\r\n<td scope=\"row\"><a href=\"https:\/\/safekit.eviden.com\/fr\/best-practises\/vm-ha-vs-application-ha\/\" target=\"_blank\" rel=\"noopener\">Haute disponibilit\u00e9 applicative vs Haute disponibilit\u00e9 globale de la machine virtuelle<\/a><\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>La HA applicative prend en charge les pannes mat\u00e9rielles et logicielles gr\u00e2ce \u00e0 des d\u00e9tecteurs d'application.<\/li>\r\n \t<li>Temps de reprise rapide en ne red\u00e9marrant que l'application (<a href=\"https:\/\/safekit.eviden.com\/fr\/best-practises\/what-is-rpo-and-rto-with-examples\/\">RTO de l'ordre d'une minute ou moins<\/a>).<\/li>\r\n \t<li>La HA applicative n\u00e9cessite de d\u00e9finir des scripts de red\u00e9marrage par application et les r\u00e9pertoires \u00e0 r\u00e9pliquer (modules d'application SafeKit).<\/li>\r\n<\/ul>\r\n<\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>La HA compl\u00e8te de machine virtuelle prend en charge les pannes mat\u00e9rielles et certaines pannes logicielles (comme une VM fig\u00e9e).<\/li>\r\n \t<li>Red\u00e9marrage de la VM en cas de panne et temps de reprise d\u00e9pendant du red\u00e9marrage de l'OS.<\/li>\r\n \t<li>Aucun script de red\u00e9marrage \u00e0 d\u00e9finir avec la HA compl\u00e8te de machine virtuelle (modules SafeKit \ud83d\udee0\ufe0f <a href=\"https:\/\/safekit.eviden.com\/quick-install\/safekit-quick-installation-guide-with-hyper-v\/\">hyperv.safe<\/a> ou \ud83d\udee0\ufe0f <a href=\"https:\/\/safekit.eviden.com\/quick-install\/safekit-quick-installation-guide-with-kvm\/\">kvm.safe<\/a>). Les hyperviseurs sont en actif\/actif avec simplement plusieurs machines virtuelles.<\/li>\r\n<\/ul>\r\n<\/td>\r\n<\/tr>\r\n<!-- Topic 4 -->\r\n<tr>\r\n<td scope=\"row\"><a href=\"https:\/\/safekit.eviden.com\/fr\/best-practises\/high-availability-cluster-vs-fault-tolerant-system\/\" target=\"_blank\" rel=\"noopener\">Haute disponibilit\u00e9 vs Tol\u00e9rance aux pannes (Fault Tolerance)<\/a><\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>Pas de serveur d\u00e9di\u00e9 avec SafeKit. Chaque <a href=\"https:\/\/safekit.eviden.com\/fr\/architectures\/active-active-cluster-real-time-replication\/\">serveur peut \u00eatre le serveur de secours (failover) de l'autre<\/a>.<\/li>\r\n \t<li>Panne logicielle avec red\u00e9marrage dans un autre environnement d'OS.<\/li>\r\n \t<li>Mise \u00e0 niveau fluide de l'application et de l'OS possible serveur par serveur (les versions N et N+1 peuvent coexister).<\/li>\r\n<\/ul>\r\n<\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>Serveur secondaire d\u00e9di\u00e9 \u00e0 l'ex\u00e9cution de la m\u00eame application synchronis\u00e9e au niveau de l'instruction.<\/li>\r\n \t<li>Exception logicielle survenant sur les deux serveurs en m\u00eame temps.<\/li>\r\n \t<li>Mise \u00e0 niveau fluide impossible.<\/li>\r\n \t<li>Mat\u00e9riel ou hyperviseurs sp\u00e9cifiques \u00e0 tol\u00e9rance aux pannes.<\/li>\r\n<\/ul>\r\n<\/td>\r\n<\/tr>\r\n<!-- Topic 5 -->\r\n<tr>\r\n<td scope=\"row\"><a href=\"https:\/\/safekit.eviden.com\/fr\/best-practises\/synchronous-replication-vs-asynchronous-replication\/\" target=\"_blank\" rel=\"noopener\">R\u00e9plication synchrone vs R\u00e9plication asynchrone<\/a><\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>SafeKit met en \u0153uvre une r\u00e9plication synchrone en temps r\u00e9el sans aucune perte de donn\u00e9es en cas de panne.<\/li>\r\n \t<li>Pr\u00e9alable indispensable pour la haute disponibilit\u00e9.<\/li>\r\n<\/ul>\r\n<\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>Avec la r\u00e9plication asynchrone, il y a perte de donn\u00e9es en cas de panne.<\/li>\r\n \t<li>Non adapt\u00e9 \u00e0 la haute disponibilit\u00e9 mais aux solutions de sauvegarde.<\/li>\r\n<\/ul>\r\n<\/td>\r\n<\/tr>\r\n<!-- Topic 6 -->\r\n<tr>\r\n<td scope=\"row\"><a href=\"https:\/\/safekit.eviden.com\/fr\/best-practises\/byte-level-file-replication-vs-block-level-disk-replication\/\" target=\"_blank\" rel=\"noopener\">R\u00e9plication de fichiers au niveau octet vs R\u00e9plication de disque au niveau bloc<\/a><\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>SafeKit met en \u0153uvre une r\u00e9plication de fichiers en temps r\u00e9el au niveau octet et se configure simplement avec les r\u00e9pertoires d'application \u00e0 r\u00e9pliquer, m\u00eame sur le disque syst\u00e8me.<\/li>\r\n<\/ul>\r\n<\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>La r\u00e9plication de disque au niveau bloc est complexe \u00e0 configurer et exige de placer les donn\u00e9es de l'application sur un disque d\u00e9di\u00e9.<\/li>\r\n<\/ul>\r\n<\/td>\r\n<\/tr>\r\n<!-- Topic 7 -->\r\n<tr>\r\n<td scope=\"row\"><a href=\"https:\/\/safekit.eviden.com\/fr\/best-practises\/heartbeat-failover-quorum-windows-linux-cluster\/\" target=\"_blank\" rel=\"noopener\">Heartbeat, Failover et Quorum pour \u00e9viter d'avoir 2 n\u0153uds ma\u00eetres<\/a><\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>Pour \u00e9viter d'avoir 2 ma\u00eetres (Split-Brain), SafeKit propose un v\u00e9rificateur de split-brain simple configur\u00e9 sur un routeur.<\/li>\r\n<\/ul>\r\n<\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>Pour \u00e9viter 2 ma\u00eetres, les autres clusters n\u00e9cessitent une configuration complexe avec une troisi\u00e8me machine, un disque de quorum d\u00e9di\u00e9 ou une liaison r\u00e9seau d'interconnexion sp\u00e9cifique.<\/li>\r\n<\/ul>\r\n<\/td>\r\n<\/tr>\r\n<!-- Topic 8 -->\r\n<tr>\r\n<td scope=\"row\"><a href=\"https:\/\/safekit.eviden.com\/fr\/best-practises\/how-a-virtual-ip-address-works\/\" target=\"_blank\" rel=\"noopener\">Adresse IP virtuelle : Primaire\/Secondaire, r\u00e9partition de charge r\u00e9seau, basculement<\/a><\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>Aucun serveur proxy d\u00e9di\u00e9 ni aucune configuration r\u00e9seau sp\u00e9ciale ne sont n\u00e9cessaires dans un cluster SafeKit pour les adresses IP virtuelles.<\/li>\r\n<\/ul>\r\n<\/td>\r\n<td>\r\n<ul style=\"text-align: left;\">\r\n \t<li>Une configuration r\u00e9seau sp\u00e9ciale est requise dans les autres clusters pour les adresses IP virtuelles (remarque : SafeKit propose un health check adapt\u00e9 aux r\u00e9partiteurs de charge).<\/li>\r\n<\/ul>\r\n<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/div>\r\n<footer>\r\n  <p><strong>En r\u00e9sum\u00e9<\/strong>, le choix architectural entre le clustering logiciel (comme SafeKit) et le clustering mat\u00e9riel (architectures traditionnelles \u00e0 disque partag\u00e9\/SAN) a un impact significatif sur la complexit\u00e9 du d\u00e9ploiement, les co\u00fbts d\u2019exploitation et l\u2019efficacit\u00e9 de la reprise apr\u00e8s incident. La principale conclusion de cette comparaison est l\u2019\u00e9volution vers une architecture sans disque partag\u00e9 (\u00ab shared-nothing \u00bb) et une haute disponibilit\u00e9 au niveau applicatif, qui privil\u00e9gie une reprise rapide des applications (RTO faible) ainsi qu\u2019une grande flexibilit\u00e9 de d\u00e9ploiement (y compris entre sites distants). Cette approche aboutit souvent \u00e0 une solution plus simple \u00e0 mettre en \u0153uvre et plus r\u00e9siliente que les configurations de cluster fortement d\u00e9pendantes du mat\u00e9riel et complexes \u00e0 administrer. Pour assurer une continuit\u00e9 d\u2019activit\u00e9 maximale tout en simplifiant la gestion, il est essentiel d\u2019\u00e9valuer une approche fond\u00e9e sur le logiciel.<\/p>\r\n<\/footer>\r\n<\/article><\/div>\n<!-- END INSERT: insert-safekit-software-vs-hardware-table-en lang=\"fr\" display=\"content\" -->\n<\/div>\n<\/div><\/div><\/div><\/div><\/div><div id=\"pg-257987-4\"  class=\"panel-grid panel-has-style\" ><div class=\"panel-row-style panel-row-style-for-257987-4\" ><div id=\"pgc-257987-4-0\"  class=\"panel-grid-cell\" ><div id=\"panel-257987-4-0-0\" class=\"so-panel widget widget_sow-editor panel-first-child panel-last-child\" data-index=\"6\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-editor so-widget-sow-editor-base\"\n\t\t\t\n\t\t>\n<div class=\"siteorigin-widget-tinymce textwidget\">\n\t<!-- BEGIN INSERT: insert-safekit-hub-fr lang=\"fr\" display=\"content\" -->\n<div data-post-id=\"246579\" class=\"insert-page insert-page-246579 \"><div id=\"pl-246579\"  class=\"panel-layout\" ><div id=\"pg-246579-0\"  class=\"panel-grid panel-has-style\" ><div class=\"panel-row-style panel-row-style-for-246579-0\" ><div id=\"pgc-246579-0-0\"  class=\"panel-grid-cell\" ><div id=\"panel-246579-0-0-0\" class=\"so-panel widget widget_sow-editor panel-first-child panel-last-child\" data-index=\"0\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-editor so-widget-sow-editor-base\"\n\t\t\t\n\t\t>\n<div class=\"siteorigin-widget-tinymce textwidget\">\n\t<article>\n<header>\n<h2 id=\"hub\">\ud83d\udd0d Hub de navigation SafeKit Haute Disponibilit\u00e9<\/h2>\n<\/header>\n<div class=\"table-container-mobile\">\n<table class=\"border vertical-middle\">\n<caption>Explorez SafeKit : fonctionnalit\u00e9s, vid\u00e9os techniques, documentation et essai gratuit<\/caption>\n<thead>\n<tr>\n<th scope=\"col\">Type de ressource<\/th>\n<th scope=\"col\">Description<\/th>\n<th scope=\"col\">Lien direct<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Fonctionnalit\u00e9s cl\u00e9s<\/td>\n<td>Pourquoi choisir SafeKit pour une haute disponibilit\u00e9 simple et \u00e9conomique ?<\/td>\n<td><a title=\"D\u00e9couvrez les fonctionnalit\u00e9s de SafeKit pour une haute disponibilit\u00e9 simple et \u00e9conomique\" href=\"\/fr\/#why-choose-safekit-for-ha\">Voir pourquoi choisir SafeKit pour la Haute Disponibilit\u00e9<\/a><\/td>\n<\/tr>\n<tr>\n<td>Cas d'usage<\/td>\n<td>D\u00e9couvrez comment SafeKit garantit la haute disponibilit\u00e9 des infrastructures critiques<\/td>\n<td><a title=\"D\u00e9couvrez les cas d'usage de SafeKit pour la haute disponibilit\u00e9\" href=\"\/fr\/#safekit-use-cases\">Voir tous les cas d'usage (Logiciels OEM, Serveurs Edge, SCADA, et plus)<\/a><\/td>\n<\/tr>\n<tr>\n<td>Mod\u00e8le de d\u00e9ploiement<\/td>\n<td>HA SANless tout-en-un : Cluster logiciel sans partage (Shared-Nothing)<\/td>\n<td><a title=\"En savoir plus sur la haute disponibilit\u00e9 SANless tout-en-un avec cluster logiciel sans partage\" href=\"\/fr\/#all-in-one-sanless-ha\">Voir SafeKit HA SANless tout-en-un<\/a><\/td>\n<\/tr>\n<tr>\n<td>Strat\u00e9gies HA<\/td>\n<td>SafeKit : Infrastructure (VM) vs Haute Disponibilit\u00e9 au niveau applicatif<\/td>\n<td><a title=\"Comparez la redondance au niveau VM avec les strat\u00e9gies de haute disponibilit\u00e9 au niveau applicatif de SafeKit\" href=\"\/fr\/#safekit-ha-redundancy-choices\">Voir SafeKit HA &amp; Redondance : Niveau VM vs Niveau Applicatif<\/a><\/td>\n<\/tr>\n<tr>\n<td>Sp\u00e9cifications techniques<\/td>\n<td>Limitations techniques pour le clustering SafeKit<\/td>\n<td><a title=\"Configuration requise et limitations techniques pour le clustering d'applications SafeKit\" href=\"\/fr\/#safekit-ha-limitations\">Voir les limitations de la Haute Disponibilit\u00e9 SafeKit<\/a><\/td>\n<\/tr>\n<tr>\n<td>Preuve de concept<\/td>\n<td>SafeKit : D\u00e9mos de configuration HA et de basculement<\/td>\n<td><a title=\"Vid\u00e9os pas \u00e0 pas sur la haute disponibilit\u00e9 SafeKit, de l'installation au basculement automatis\u00e9\" href=\"\/fr\/#safekit-failover-tutorials\">Voir les tutoriels de basculement SafeKit<\/a><\/td>\n<\/tr>\n<tr>\n<td>Architecture<\/td>\n<td>Fonctionnement du cluster miroir SafeKit (R\u00e9plication et basculement en temps r\u00e9el)<\/td>\n<td><a title=\"D\u00e9couvrez l'architecture technique et le m\u00e9canisme de basculement du cluster miroir SafeKit\" href=\"\/fr\/#safekit-mirror-cluster\">Voir Cluster miroir SafeKit : r\u00e9plication et basculement en temps r\u00e9el<\/a><\/td>\n<\/tr>\n<tr>\n<td>Architecture<\/td>\n<td>Fonctionnement du cluster de ferme SafeKit (R\u00e9partition de charge r\u00e9seau et basculement)<\/td>\n<td><a title=\"Pr\u00e9sentation technique de l'architecture du cluster de ferme SafeKit avec r\u00e9partition de charge r\u00e9seau\" href=\"\/fr\/#safekit-farm-cluster\">Voir Cluster de ferme SafeKit : r\u00e9partition de charge et basculement<\/a><\/td>\n<\/tr>\n<tr>\n<td>Avantages concurrentiels<\/td>\n<td>Comparaison : SafeKit vs Clusters de Haute Disponibilit\u00e9 (HA) traditionnels<\/td>\n<td><a title=\"Comparaison d\u00e9taill\u00e9e du logiciel SafeKit par rapport aux clusters HA mat\u00e9riels traditionnels\" href=\"\/fr\/#safekit-ha-comparison\">Voir la comparaison SafeKit vs Clusters HA traditionnels<\/a><\/td>\n<\/tr>\n<tr>\n<td>Ressources techniques<\/td>\n<td>SafeKit Haute Disponibilit\u00e9 : Documentation, t\u00e9l\u00e9chargements et essai<\/td>\n<td><a title=\"Acc\u00e9dez \u00e0 l'essai gratuit de SafeKit, \u00e0 la documentation technique et aux livres blancs sur la haute disponibilit\u00e9\" href=\"\/fr\/#safekit-ha-technical-resources\">Voir l'essai gratuit SafeKit HA &amp; la documentation technique<\/a><\/td>\n<\/tr>\n<tr>\n<td>Solutions pr\u00e9configur\u00e9es<\/td>\n<td>Biblioth\u00e8que de modules applicatifs SafeKit : solutions HA pr\u00eates \u00e0 l'emploi<\/td>\n<td><a title=\"Parcourez la biblioth\u00e8que de modules SafeKit pr\u00e9configur\u00e9s pour le basculement automatique d'applications\" href=\"\/fr\/#safekit-ha-application-modules\">Voir les modules applicatifs de Haute Disponibilit\u00e9 SafeKit<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/article>\n<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div>\n<!-- END INSERT: insert-safekit-hub-fr lang=\"fr\" display=\"content\" -->\n<\/div>\n<\/div><\/div><\/div><\/div><\/div><div id=\"pg-257987-5\"  class=\"panel-grid panel-has-style\" ><div class=\"panel-row-style panel-row-style-for-257987-5\" ><div id=\"pgc-257987-5-0\"  class=\"panel-grid-cell\" ><div id=\"panel-257987-5-0-0\" class=\"so-panel widget widget_sow-editor panel-first-child panel-last-child\" data-index=\"7\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-editor so-widget-sow-editor-base\"\n\t\t\t\n\t\t>\n<div class=\"siteorigin-widget-tinymce textwidget\">\n\t<!-- BEGIN INSERT: insert-safekit-4-buttons-fr 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contacter\t\t<\/span>\n\t\t\t<\/a>\n\t<\/div>\n<\/div><\/div><\/div><div id=\"pgc-71459-0-2\"  class=\"panel-grid-cell\" ><div id=\"panel-71459-0-2-0\" class=\"so-panel widget widget_sow-button panel-first-child panel-last-child\" data-index=\"1\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-button so-widget-sow-button-atom-22117c521b6b-71459\"\n\t\t\t\n\t\t><div class=\"ow-button-base ow-button-align-center\"\n>\n\t\t\t<a\n\t\t\t\t\thref=\"https:\/\/safekit.eviden.com\/fr\/resources\/safekit-free-trial\/\"\n\t\t\t\t\tclass=\"sowb-button ow-icon-placement-left ow-button-hover\" target=\"_blank\" rel=\"noopener noreferrer\" \t>\n\t\t<span>\n\t\t\t\n\t\t\t\ud83c\udf81 Essai gratuit de SafeKit\t\t<\/span>\n\t\t\t<\/a>\n\t<\/div>\n<\/div><\/div><\/div><div id=\"pgc-71459-0-3\"  class=\"panel-grid-cell\" ><div id=\"panel-71459-0-3-0\" class=\"so-panel widget widget_sow-button panel-first-child panel-last-child\" data-index=\"2\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-button so-widget-sow-button-atom-22117c521b6b-71459\"\n\t\t\t\n\t\t><div class=\"ow-button-base ow-button-align-center\"\n>\n\t\t\t<a\n\t\t\t\t\thref=\"https:\/\/training.my.evidian.com\/mod\/page\/view.php?id=712\"\n\t\t\t\t\tclass=\"sowb-button ow-icon-placement-left ow-button-hover\" target=\"_blank\" rel=\"noopener noreferrer\" \t>\n\t\t<span>\n\t\t\t\n\t\t\t\ud83c\udfc5 Certification gratuite\t\t<\/span>\n\t\t\t<\/a>\n\t<\/div>\n<\/div><\/div><\/div><div id=\"pgc-71459-0-4\"  class=\"panel-grid-cell panel-grid-cell-mobile-last\" ><div id=\"panel-71459-0-4-0\" class=\"so-panel widget widget_sow-button panel-first-child panel-last-child\" data-index=\"3\" ><div\n\t\t\t\n\t\t\tclass=\"so-widget-sow-button so-widget-sow-button-atom-22117c521b6b-71459\"\n\t\t\t\n\t\t><div class=\"ow-button-base ow-button-align-center\"\n>\n\t\t\t<a\n\t\t\t\t\thref=\"\/fr\/get-a-quote-safekit\/\"\n\t\t\t\t\tclass=\"sowb-button ow-icon-placement-left ow-button-hover\" target=\"_blank\" rel=\"noopener noreferrer\" \t>\n\t\t<span>\n\t\t\t\n\t\t\t\ud83d\udcb0 Prix licence perp\u00e9tuelle\t\t<\/span>\n\t\t\t<\/a>\n\t<\/div>\n<\/div><\/div><\/div><div id=\"pgc-71459-0-5\"  class=\"panel-grid-cell panel-grid-cell-empty\" ><\/div><\/div><\/div><\/div><\/div>\n<!-- END INSERT: insert-safekit-4-buttons-fr lang=\"fr\" display=\"content\" -->\n<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"Architectures \u00e0 haute disponibilit\u00e9 et bonnes pratiques de clustering logiciel Quelles sont les architectures de haute disponibilit\u00e9 et les meilleures pratiques ?","protected":false},"author":3,"featured_media":0,"parent":260723,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page-full-screen.php","meta":{"_acf_changed":false,"_lmt_disableupdate":"no","_lmt_disable":"","footnotes":""},"class_list":["post-257987","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the 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