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南有暖村树
稳定性体现着实力啊 还是要好好的办啊
未来,现在,慢慢走
觉得组后几条说的真的是很如新啊
嗨,蘑菇
成本真是重要的 但是还要有诚意啊
K哥馆
最后发贴: 2023-12-30 16:11
一个高大上的名字
最后发贴: 2016-03-18 20:26
课课家运营团队
最后发贴: 2021-11-01 22:54
起个名字你猜我叫啥
最后发贴: 2016-03-08 22:23
一路风景都看透
最后发贴: 2016-03-08 22:18
论坛站务软件水平考试华为认证计算机等级PMP认证思科认证Photoshop3DMAX编程语言移动开发系统运维产品运营淘宝营销办公软件Ps修图云计算大数据摄影就业
<p><img src="/Public/forum/ueditor/image/20150825/1440501050128299.jpg" alt="1440501050128299.jpg" /></p> <section class="tn-Powered-by-XIUMI" style="margin: 0px; padding: 0px; border: 0px currentColor; clear: both; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="border-color: #fa1414; margin: 0px; padding: 8px; color: #333333; line-height: 1.4; font-family: inherit; font-size: 1em; text-decoration: inherit; border-left-width: 6px; border-left-style: solid; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">【编者按】要是你一不小心,隐性费用会让你的下一笔云服务账单远高于当初所做的预算。</section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><span class="tn-Powered-by-XIUMI" style="line-height: 1.4; font-family: inherit; font-size: 1em; text-decoration: inherit; box-sizing: border-box;">从手机账单到飞机票,甚至住房抵押贷款,我们的生活中处处隐藏着各种名目的费用。随着隐性费用日积月累,你最终会面临一大笔意外的开支。从某种角度上来说,云计算也不例外。要是你一不小心,隐性费用会慢慢增加,你的下一笔云服务账单到头来远高于当初所做的预算。 </span></section> </section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"></section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">云计算有八个不同的方面让IT管理员措手不及。虽然有些方面涉及平台即服务(PaaS)或基础设施即服务(IaaS)云模式,不过要牢记:软件即服务(SaaS)模式同样面临隐性成本。虽然你可能没必要为忘了某个无人照管的虚拟机而操心,但是仍很容易出现这种情况:对根据不同的用户数量及/或存储需求收费的云应用程序配置过度资源或资源配置不足。</section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"></section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><strong class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">需要指出的重要一点是,隐性费用从来不是真正隐性的。</strong>相反,如果管理员认真了解可能增加成本的陷阱,就会留意到这些方面,因而做出相应的决策。虽说大多数云服务提供商在服务收费方面的运作方式大同小异,但是向客户收费方面还是存在着差异。你不仅要知道一般需要留意什么,还要做进一步的研究调查,看看贵企业使用的各部分云存储空间是如何逐渐增加成本的。</section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">下面,来看看到底是哪八个隐形成本呢?</section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><strong class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">1.配置过度</strong></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">应用程序管理员往往高估最新最好的企业应用程序方面的需求。这就是为什么配置过度司空见惯,为什么到头来你面对太多的资源。由于云服务提供商让你很容易最大限度地使用虚拟服务器,这个结果就会变成一笔虚高的成本,会悄悄积少成多。当然,可以减少服务器数量。但是通常无法一下子弄清楚需要多少台服务器才合适。在这之前,公司得为过多的云资源掏冤枉钱。</section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><strong class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">2. 配置不足</strong></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">如果你对云管理的服务配置过度,同样对云服务配置不足是理所当然的事。相比配置过度,配置不足更容易被发现并解决,因为它通常意味着服务的性能不可接受。虽说更容易找到配置不足的云服务,但是提出为业务运营配置合理数量的资源所需的资金这项任务却要困难得多。</section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><strong class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">3. 启用后撒手不管</strong></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">如果云端有太多的管理员,那会带来大笔开销。最终势必会出现的一幕是,为某个用途启用了服务器实例,用完后实际上永远不再使用。云管理员有时并不相互沟通,也不定期执行系统审查,结果服务器实例很散乱。云提供商就喜欢你记性差,因为提供商启动闲置的虚拟机根本不用花一分钱;同时,几周、几月、甚至几年下来,由于这些毫无目的的服务器一直闲置不用,提供商可以向你收取大笔费用。</section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><strong class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">4. 存储服务随意选择</strong></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><span class="tn-Powered-by-XIUMI" style="color: inherit; line-height: 1.6; font-family: inherit; font-size: 1em; text-decoration: inherit; box-sizing: border-box;">许多云服务提供商根据客户需要数据有怎样级别的可访问性,提供不同层次的存储收费模式。标准的存储服务可以经常访问,不过成本最高。之后是访问性稍差点的模式;还有一种是不常访问的模式,针对你想要保存,但是预计很少需要访问的数据。 </span></section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><span class="tn-Powered-by-XIUMI" style="color: inherit; line-height: 1.6; font-family: inherit; font-size: 1em; text-decoration: inherit; box-sizing: border-box;"> </span></section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><span class="tn-Powered-by-XIUMI" style="color: inherit; line-height: 1.6; font-family: inherit; font-size: 1em; text-decoration: inherit; box-sizing: border-box;">云服务提供商很乐意提供这三个层次中的任何一种服务,因为要是公司客户没有认真考虑特定的数据需要哪种层次的服务,它们就能赚到钱。有些公司为所有数据使用最昂贵的存储服务,却很少访问其中大部分数据,因而支付过高的前期费用。另一方面,有些公司对需要经常访问的数据使用了成本较低的服务,最后需要数据时,只好为访问这部分数据支付高得离谱的费用。 </span></section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><span class="tn-Powered-by-XIUMI" style="color: inherit; line-height: 1.6; font-family: inherit; font-size: 1em; text-decoration: inherit; box-sizing: border-box;"> </span></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><strong class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">5. 不加附带条件的免费</strong></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><span class="tn-Powered-by-XIUMI" style="color: inherit; line-height: 1.6; font-family: inherit; font-size: 1em; text-decoration: inherit; box-sizing: border-box;">云提供商喜欢向潜在的公司客户提供“免费”的云服务,甚至用于未授权的IT用途。切记,要是超过一定的门槛,免费服务仍需要计费。一旦超过了那些限制性的门槛(这种情况常发生),就开始计费――管理员或企业用户常常没有认识到自己早已超过了免费服务提供的范围。一些免费云服务还有有效期。一旦过了这个有效期,就开始全额计费。 </span></section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><span class="tn-Powered-by-XIUMI" style="color: inherit; line-height: 1.6; font-family: inherit; font-size: 1em; text-decoration: inherit; box-sizing: border-box;"> </span></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><strong class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">6. 对设备收费</strong></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><span class="tn-Powered-by-XIUMI" style="color: inherit; line-height: 1.6; font-family: inherit; font-size: 1em; text-decoration: inherit; box-sizing: border-box;">一些云服务提供商的亮点之一是,提供一系列不同的虚拟网络和服务器实例供客户挑选,这些可以作为虚拟设备来“租赁”。负载均衡系统、VPN集中器、数据库及其他资源都预先装入,它们立即就可以启用。但是除非你知道这些设备的使用到底多经常、多频繁,否则选择实例大小或支付模式就可能困难重重。可以订购好多配置的设备,还可以根据数据速率、存储大小以及每小时或每年的软件费用等因素来计费。从长远来看,不知道从设备那里到底需要什么会导致过高的成本。</span></section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><span class="tn-Powered-by-XIUMI" style="color: inherit; line-height: 1.6; font-family: inherit; font-size: 1em; text-decoration: inherit; box-sizing: border-box;"> </span></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><strong class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">7. 进入免费,退出收费</strong></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><span class="tn-Powered-by-XIUMI" style="color: inherit; line-height: 1.6; font-family: inherit; font-size: 1em; text-decoration: inherit; box-sizing: border-box;">要是你的IT要求有一大堆,时间又很紧,这时别贸然选择云服务提供商。从长远来看,到头来签下的云提供商再也无法满足你的要求,或者收取的费用高于与之竞争的提供商。之后,如果你试图从一家云服务提供商迁移到另一家提供商,很快会认识到当初免费迁移到云的所有数据现在需要花一大笔钱才能倒出来。 </span></section> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><span class="tn-Powered-by-XIUMI" style="color: inherit; line-height: 1.6; font-family: inherit; font-size: 1em; text-decoration: inherit; box-sizing: border-box;"> </span></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><strong class="tn-Powered-by-XIUMI" style="box-sizing: border-box;">8. 排除故障方面的复杂性</strong></section> <section style="width: 0px; height: 0px; clear: both;"></section> </section> <section class="tn-Powered-by-XIUMI" style="padding: 0px; border: 0px currentColor; text-align: justify; color: inherit; clear: both; font-family: inherit; font-size: 1em; text-decoration: inherit; margin-top: 0px; margin-bottom: 0px; box-sizing: border-box;"> <section class="tn-Powered-by-XIUMI" style="box-sizing: border-box;"><span class="tn-Powered-by-XIUMI" style="color: inherit; line-height: 1.6; font-family: inherit; font-size: 1em; text-decoration: inherit; box-sizing: border-box;">排除故障是最常被忽视的其中一项成本。由于排除故障变得更复杂、更费时,它最终变得成本极其高昂。由于客户的内部工作人员常常对云缺乏全面深入的了解,只好与服务提供商合作,共同发现和解决问题。沟通不畅、相互推诿以及迟迟没有发现和排除复杂技术问题的根源,这些是完全可以预料的。</span></section> </section> <p> </p>