{"id":52251,"date":"2021-06-04T13:06:50","date_gmt":"2021-06-04T13:06:50","guid":{"rendered":"https:\/\/www.sardinasystems.com\/non-classifiee\/evolutivite-du-cloud-prive-avec-la-technologie-open-source-kubernetes\/"},"modified":"2025-05-14T16:36:42","modified_gmt":"2025-05-14T16:36:42","slug":"private-cloud-scalability-with-kubernetes-open-source-technology","status":"publish","type":"post","link":"https:\/\/www.sardinasystems.com\/fr\/notre-blog\/private-cloud-scalability-with-kubernetes-open-source-technology\/","title":{"rendered":"\u00c9volutivit\u00e9 du cloud priv\u00e9 avec la technologie open source Kubernetes"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Kubernetes, \u00e9galement connu sous le nom de K8s, est un syst\u00e8me open-source qui aide les utilisateurs \u00e0 automatiser le d\u00e9ploiement, la mise \u00e0 l&rsquo;\u00e9chelle et la gestion des applications conteneuris\u00e9es et de leurs cycles de vie dynamiques.\nCon\u00e7u \u00e0 l&rsquo;origine par Google, Kubernetes est aujourd&rsquo;hui maintenu par la Cloud Native Computing Foundation, face \u00e0 un \u00e9cosyst\u00e8me important et en plein d\u00e9veloppement. <\/p>\n\n<p class=\"wp-block-paragraph\">Mise \u00e0 l&rsquo;\u00e9chelle de votre cloud priv\u00e9 avec <a href=\"https:\/\/www.sardinasystems.com\/fr\/fishos\/kubernetes\/\" target=\"_blank\" rel=\"noreferrer noopener\" title=\"https:\/\/www.sardinasystems.com\/fishos\/kubernetes\/\"><strong>Kubernetes<\/strong><\/a> vous permet de b\u00e9n\u00e9ficier de fonctionnalit\u00e9s suppl\u00e9mentaires.\nLes ressources peuvent \u00eatre mises \u00e0 l&rsquo;\u00e9chelle horizontalement et verticalement de mani\u00e8re efficace.\nLa technologie Kubernetes a atteint un taux d&rsquo;adoption sans pr\u00e9c\u00e9dent et a transform\u00e9 la fa\u00e7on dont la technologie est d\u00e9velopp\u00e9e de nos jours.  <\/p>\n\n<p class=\"wp-block-paragraph\">DevOps a besoin d&rsquo;une infrastructure solide capable d&rsquo;ex\u00e9cuter des programmes \u00e0 grande \u00e9chelle, tandis que les d\u00e9veloppeurs ont besoin de proc\u00e9dures fiables et reproductibles pour d\u00e9velopper, tester et d\u00e9boguer le code.\nKubernetes pr\u00e9tend pouvoir faire tout cela. <\/p>\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/kubernetes.io\/\" target=\"_blank\" rel=\"noreferrer noopener\">Kubernetes <\/a>et l&rsquo;informatique en nuage<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">L&rsquo;informatique en nuage et plusieurs autres avanc\u00e9es technologiques r\u00e9centes ont \u00e9t\u00e9 accept\u00e9es par les entreprises, ce qui n\u00e9cessite des syst\u00e8mes sophistiqu\u00e9s capables de r\u00e9pondre \u00e0 leurs demandes en utilisant des conceptions parall\u00e8les et distribu\u00e9es.\nKubernetes pourrait \u00eatre utilis\u00e9 pour g\u00e9rer des applications de cloud computing omnipr\u00e9sentes en prenant en charge des syst\u00e8mes dorsaux qui s&rsquo;ex\u00e9cutent sur des syst\u00e8mes parall\u00e8les et distribu\u00e9s. <\/p>\n\n<p class=\"wp-block-paragraph\">Ces applications contribuent \u00e0 la domotique et aux \u00e9v\u00e9nements en cr\u00e9ant une atmosph\u00e8re qui monte et descend en fonction d&rsquo;exigences sp\u00e9cifiques.\nSi Kubernetes prend en charge la mise \u00e0 l&rsquo;\u00e9chelle automatique des pods pour r\u00e9pondre \u00e0 certaines applications, il ne propose pas encore de mise \u00e0 l&rsquo;\u00e9chelle automatique des clusters seuls.   <\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Faites \u00e9voluer votre cloud priv\u00e9 avec Kubernetes<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">Il s&rsquo;agit en fait d&rsquo;une plateforme permettant d&rsquo;exploiter des syst\u00e8mes distribu\u00e9s de mani\u00e8re durable.\nElle g\u00e8re l&rsquo;\u00e9volutivit\u00e9 et la sauvegarde de votre programme, tout en fournissant des strat\u00e9gies d&rsquo;installation et d&rsquo;autres fonctionnalit\u00e9s.\nKubernetes peut g\u00e9rer en douceur la mise en \u0153uvre du canari de votre programme.  <\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Mise \u00e0 l&rsquo;\u00e9chelle des applications<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">Ce programme vous permet d&rsquo;augmenter ou de r\u00e9duire la taille d&rsquo;une application qui doit \u00eatre g\u00e9r\u00e9e.\nOutre le suivi des capacit\u00e9s dont chaque programme a besoin, il garantit qu&rsquo;un r\u00e9seau virtuel ne sera pas surcharg\u00e9.\nVous pouvez sp\u00e9cifier les exigences d&rsquo;un logiciel en mati\u00e8re de stockage, de processeur et de connectivit\u00e9 r\u00e9seau.  <\/p>\n\n<p class=\"wp-block-paragraph\">Vous devez d&rsquo;abord analyser le service en fonctionnement pour d\u00e9terminer les besoins \u00e0 satisfaire, puis d\u00e9crire ces besoins dans les param\u00e8tres du pod.\nSans ces donn\u00e9es, l&rsquo;algorithme d&rsquo;ordonnancement penserait qu&rsquo;il n&rsquo;y a pas d&rsquo;exigences op\u00e9rationnelles et un syst\u00e8me d&rsquo;exploitation pourrait rapidement \u00eatre surcharg\u00e9 de pods.\nSi le programme est con\u00e7u pour s&rsquo;adapter, vous pouvez choisir de faire fonctionner de nombreux modules pour une fiabilit\u00e9 maximale.  <\/p>\n\n<p class=\"wp-block-paragraph\">Cela permet aux utilisateurs d&rsquo;ex\u00e9cuter des mises \u00e0 jour en continu tout en maintenant une disponibilit\u00e9 proche de 100 %.\nLe manuel Kubernetes comprend un guide de mise en \u0153uvre de la mise \u00e0 l&rsquo;\u00e9chelle, bien qu&rsquo;il s&rsquo;agisse d&rsquo;une mise \u00e0 l&rsquo;\u00e9chelle et d&rsquo;une r\u00e9duction manuelles des services.\nL&rsquo;Horizontal Pod Autoscaler peut suivre l&rsquo;\u00e9volution du CPU, du stockage et d&rsquo;autres statistiques, ainsi qu&rsquo;introduire et supprimer des pods si n\u00e9cessaire.  <\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Mise \u00e0 l&rsquo;\u00e9chelle des grappes<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">Kubernetes ne peut pas offrir de ressources pour se mettre \u00e0 l&rsquo;\u00e9chelle lui-m\u00eame.\nLes actifs en dehors du cluster sont inconnus du cluster, il est en effet possible de cr\u00e9er une application middleware qui analyse la saturation et qui est \u00e9galement li\u00e9e \u00e0 un autre programme qui peut fournir des VMS. <\/p>\n\n<p class=\"wp-block-paragraph\">  Il peut s&rsquo;agir d&rsquo;un nuage ouvert, d&rsquo;un nuage priv\u00e9 ou d&rsquo;un cluster de VM cr\u00e9\u00e9 \u00e0 l&rsquo;aide d&rsquo;une technologie.\nPlusieurs grands noms comme Google, IBM et Amazon offrent tous cette fonctionnalit\u00e9 de mise \u00e0 l&rsquo;\u00e9chelle automatique en incorporant des nuages aux clients Kubernetes, et il existe des solutions Autoscaler open source. <\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Groupes multiples<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">Le maintien d&rsquo;un cluster de d\u00e9veloppement, d&rsquo;un cluster d&rsquo;essai et d&rsquo;un cluster op\u00e9rationnel en tant qu&rsquo;unit\u00e9s ind\u00e9pendantes peut vous poser diff\u00e9rents probl\u00e8mes.\nL&rsquo;\u00e9valuation de la productivit\u00e9 d&rsquo;un cluster \u00e9lastique peut avoir un impact significatif sur le cluster de production.\nL&rsquo;exigence de haute disponibilit\u00e9, qui peut impliquer de nombreux clusters dans diff\u00e9rentes r\u00e9gions d&rsquo;un fournisseur de cloud, est \u00e9galement un facteur important.  <\/p>\n\n<p class=\"wp-block-paragraph\">Il existe des unit\u00e9s op\u00e9rationnelles distinctes qui g\u00e8rent de nombreux clusters dans plusieurs pays, ainsi que la possibilit\u00e9 de diriger les consommateurs vers un centre de donn\u00e9es dans leur r\u00e9gion.\nLes experts ont d\u00e9clar\u00e9 que plusieurs organisations sont confront\u00e9es \u00e0 ce probl\u00e8me.\nUne organisation disposant de nombreux clusters Kubernetes semble avoir un probl\u00e8me d&rsquo;\u00e9volutivit\u00e9 colossal.\nIl est donc difficile de comprendre clairement ce qui se passe r\u00e9ellement.     <\/p>\n\n<p class=\"wp-block-paragraph\"><strong>Principales raisons pour lesquelles les utilisateurs aiment Kubernetes :<\/strong><\/p>\n\n<ul class=\"wp-block-list\"><li>Kubernetes peut \u00e9voluer sans augmenter votre \u00e9quipe d&rsquo;exploitation gr\u00e2ce \u00e0 sa conception, la m\u00eame qui permet \u00e0 Google d&rsquo;ex\u00e9cuter des milliards de conteneurs par semaine.<\/li><li>La flexibilit\u00e9 de Kubernetes peut \u00e9voluer avec vous pour fournir vos applications de mani\u00e8re coh\u00e9rente et facile, quelle que soit la complexit\u00e9 de vos besoins<\/li><li>En tant que logiciel libre, Kubernetes vous donne la libert\u00e9 de tirer parti d&rsquo;une infrastructure sur site, hybride ou de cloud public, ce qui vous permet de d\u00e9placer les charges de travail l\u00e0 o\u00f9 c&rsquo;est important pour vous, sans effort.<\/li><\/ul>\n\n<p class=\"has-small-font-size wp-block-paragraph\">(source de l&rsquo;image : <a href=\"http:\/\/www.pexels.com\" target=\"_blank\" rel=\"noreferrer noopener\" title=\"www.pexels.com\">pexels.com)<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kubernetes, \u00e9galement connu sous le nom de K8s, est un syst\u00e8me open-source qui aide les utilisateurs \u00e0 automatiser le d\u00e9ploiement, la mise \u00e0 l&rsquo;\u00e9chelle et la gestion des applications conteneuris\u00e9es et de leurs cycles de vie dynamiques. Con\u00e7u \u00e0 l&rsquo;origine par Google, Kubernetes est aujourd&rsquo;hui maintenu par la Cloud Native Computing Foundation, face \u00e0 un [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":52253,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1277],"tags":[1620,1621,1451,1618,1619],"class_list":["post-52251","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-notre-blog","tag-informatique-en-nuage","tag-echelle","tag-kubernetes-fr","tag-nuage-prive","tag-conteneurs","grve-entry-item","grve-blog-item"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"La mise \u00e0 l&#039;\u00e9chelle d&#039;un cloud priv\u00e9 d&#039;entreprise avec Kubernetes permet de b\u00e9n\u00e9ficier de fonctionnalit\u00e9s suppl\u00e9mentaires. 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