{"id":1494,"date":"2010-09-27T00:00:00","date_gmt":"2010-09-27T00:00:00","guid":{"rendered":"http:\/\/otava.test\/public-cloud-or-private-cloud\/"},"modified":"2010-09-27T00:00:00","modified_gmt":"2010-09-27T00:00:00","slug":"public-cloud-or-private-cloud","status":"publish","type":"post","link":"https:\/\/www.otava.com\/blog\/public-cloud-or-private-cloud\/","title":{"rendered":"Public Cloud or Private Cloud?"},"content":{"rendered":"<p>Whether a public cloud or <a title=\"Private Cloud Hosting\" href=\"https:\/\/www.onlinetech.com\/cloud-computing-hosting\/private-cloud-hosting-packages\" target=\"_blank\" rel=\"noopener noreferrer\">private cloud<\/a>, everyone agrees that cloud computing key benefits include scalability, instant provisioning, virtualized resources and ability to expand the server base quickly.<\/p>\n<p>However, \u201ccloud computing\u201d is still used to mean a lot of things to a lot of people.\u00a0 When it comes to slicing up the cloud taxonomy a little further, there\u2019s still quite a bit of confusion between the public cloud and private cloud computing.<\/p>\n<p>The public cloud is defined as a multi-tenant environment, where you buy a \u201cserver slice\u201d in a cloud computing environment that is shared with a number of other clients or tenants.<\/p>\n<p>Public clouds such as Amazon EC2 and Rackspace Cloud have a number of trade-offs:<\/p>\n<ul>\n<li><strong>Utility Model \u2013<\/strong> Public Clouds typically deliver a pay-as-you-go model, where you pay by the hour for the compute resources you use.\u00a0 This is an economical way to go if you\u2019re spinning up &amp; tearing down development servers on a regular basis.<\/li>\n<\/ul>\n<ul>\n<li><strong>No Contracts \u2013<\/strong> Along with the utility model, you\u2019re only paying by the hour \u2013 if you want to shut down your server after only 2 hours of use, there is no contract requiring your ongoing use of the server.<\/li>\n<\/ul>\n<ul>\n<li><strong>Shared Hardware \u2013<\/strong> Because the public cloud is by definition a multi-tenant environment, your server shares the same hardware, storage and network devices as the other tenants in the cloud.\u00a0 Meeting compliance requirements, such as PCI or SOX, is not possible in the public cloud.<\/li>\n<\/ul>\n<ul>\n<li><strong>No Control of Hardware Performance \u2013<\/strong> In the public cloud, you can\u2019t select the hardware, cache or storage performance (<a href=\"https:\/\/otavawebsite.wpengine.com\/blog\/is-all-flash-sas-or-sata-storage-right-for-your-business\/\">SATA<\/a> or SAS). \u00a0Your virtual server is placed on whatever hardware and network, the public cloud provider designates for you.<\/li>\n<\/ul>\n<ul>\n<li><strong>Self Managed \u2013<\/strong> with the high volume, utility model, self managed systems are required for this business model to make sense.\u00a0 Advantage here for the technical buyers that like to setup and manage the details of their servers.\u00a0 Disadvantage for those that want a fully managed solution.<\/li>\n<\/ul>\n<p>The majority of public cloud deployments are generally used for web servers or development systems where security and compliance requirements of larger organizations and their customers is not an issue.<\/p>\n<p><a href=\"https:\/\/www.onlinetech.com\/cloud-computing-hosting\/private-cloud-hosting-packages\" target=\"_blank\" rel=\"noopener noreferrer\">Private Cloud Computing<\/a>, on the other hand, by definition is a single-tenant environment where the hardware, storage and network are dedicated to a single client or company.<\/p>\n<p>Private cloud computing also has a number of trade-offs:<\/p>\n<ul>\n<li><strong>Security \u2013<\/strong> Because private clouds are dedicated to a single organization, the hardware, data storage and network can be designed to assure high levels of security that cannot be accessed by other clients in the same data center.<\/li>\n<\/ul>\n<ul>\n<li><strong>Compliance \u2013<\/strong> Sarbanes Oxley, PCI and HIPAA compliance can not be delivered through a public cloud deployment.\u00a0 Because the hardware, storage and network configuration is dedicated to a single client, compliance is much easier to achieve.<\/li>\n<\/ul>\n<ul>\n<li><strong>Customizable \u2013<\/strong> Hardware performance, network performance and storage performance can be specified and customized in the private cloud.<\/li>\n<\/ul>\n<ul>\n<li><strong>Hybrid Deployments \u2013<\/strong> If a dedicated server is required to run a high speed database application, that hardware can be integrated into a private cloud, in effect, hybridizing the solution between virtual servers and dedicated servers.\u00a0 \u00a0This can\u2019t be achieved in a public cloud.<\/li>\n<\/ul>\n<p>As opposed to public clouds, private clouds are not delivered through a utility model or pay-as-you-go basis because the hardware is dedicated.\u00a0 \u00a0Private clouds are generally preferred by mid and large size enterprises because they meet the security and compliance requirements of these larger organizations and their customers.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Whether a public cloud or private cloud, everyone agrees that cloud computing key benefits include scalability, instant provisioning, virtualized resources and ability to expand the server base quickly. However, \u201ccloud computing\u201d is still used to mean a lot of things to a lot of people.\u00a0 When it comes to slicing up the cloud taxonomy a little further, there\u2019s still quite a bit of confusion between the public cloud and private cloud computing. The public cloud is defined as a multi-tenant environment, where you buy a \u201cserver slice\u201d in a cloud computing environment that is shared with a number of other clients or tenants. Public clouds such as Amazon EC2 and Rackspace Cloud have a number of trade-offs: Utility Model \u2013 Public Clouds typically deliver a pay-as-you-go model, where you pay by the hour for the compute resources you use.\u00a0 This is an economical way to go if you\u2019re spinning up &amp; tearing down development servers on a regular basis. No Contracts \u2013 Along with the utility model, you\u2019re only paying by the hour \u2013 if you want to shut down your server after only 2 hours of use, there is no contract requiring your ongoing use of the server. Shared&#8230;<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"other_category":[],"class_list":["post-1494","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.2 (Yoast SEO v27.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Public Cloud or Private Cloud? | OTAVA<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.otava.com\/blog\/public-cloud-or-private-cloud\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Public Cloud or Private Cloud?\" \/>\n<meta property=\"og:description\" content=\"Whether a public cloud or private cloud, everyone agrees that cloud computing key benefits include scalability, instant provisioning, virtualized resources and ability to expand the server base quickly. However, \u201ccloud computing\u201d is still used to mean a lot of things to a lot of people.\u00a0 When it comes to slicing up the cloud taxonomy a little further, there\u2019s still quite a bit of confusion between the public cloud and private cloud computing. The public cloud is defined as a multi-tenant environment, where you buy a \u201cserver slice\u201d in a cloud computing environment that is shared with a number of other clients or tenants. Public clouds such as Amazon EC2 and Rackspace Cloud have a number of trade-offs: Utility Model \u2013 Public Clouds typically deliver a pay-as-you-go model, where you pay by the hour for the compute resources you use.\u00a0 This is an economical way to go if you\u2019re spinning up &amp; tearing down development servers on a regular basis. No Contracts \u2013 Along with the utility model, you\u2019re only paying by the hour \u2013 if you want to shut down your server after only 2 hours of use, there is no contract requiring your ongoing use of the server. 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