hadoop cpu-阿里云

关于CentOS 6下Hadoop占用系统态CPU高的处理办法

关于CentOS 6下Hadoop占用系统态CPU高的处理办法一次不经意发现Hadoop的系统态CPU使用率很高，然后百度一下居然是个已知问题。 RHEL6优化了内存申请的效率，而且在某些场景下对KVM的性能有明显提升：http://www.linux-kvm.org/...

Hadoop-2.6.0 CPU CGroup实现分析

一、概述 Hadoop-2.6.0中对CPU CGroups的实现，主要是通过CgroupsLCEResourcesHandler来实现的，通过它的int*()系列方法初始化一些参数和环境，比如CGroups的路径等，然后在启动容器内的可执行文 ...

大数据实战项目：反爬虫系统（Lua+Spark+Redis+Hadoop框架搭建）第一阶段

33 课时 |

283 人已学 |

加入学习

大数据实战项目：反爬虫系统（Lua+Spark+Redis+Hadoop框架搭建）第二阶段

28 课时 |

248 人已学 |

加入学习

大数据实战项目：反爬虫系统（Lua+Spark+Redis+Hadoop框架搭建）第三阶段

25 课时 |

92 人已学 |

加入学习

CentOS6上Hadoop集群中服务器cpu sys态异常的定位与解决

问题现象在zabbix系统中，对Hadoop集群的历史监控数据分析时，发现在执行大Job任务时，某些服务节点的cpu sys态很高；具体以hadoop_A服务节点为例，在10:15-10:40这个时间段，cpu user态为60%，而sys态则高达35%；对于整个Hadoop集群，并不是所有的...

共有3条

< 1 >

跳转至： GO

更新时间 2024-02-21 18:16:53

本页面内关键词为智能算法引擎基于机器学习所生成，如有任何问题，可在页面下方点击"联系我们"与我们沟通。

产品推荐

{"moduleinfo":{"card_count":[{"count_phone":1,"count":1}],"search_count":[{"count_phone":2,"count":2}]},"card":[{"des":"基于阿里云 E-MapReduce 、OSS 、边缘网络加速等产品及服务，帮助自建 Hadoop 用户快速构建云上半托管开源大数据平台，帮助客户更加便捷地迭代企业大数据平台架构，聚焦业务价值开发。","link1":"https://www.aliyun.com/solution/growth-service/slemr","link":"https://www.aliyun.com/solution/growth-service/slemr","icon":"https://img.alicdn.com/imgextra/i4/O1CN01K9Svmd1sBvo2u5PKn_!!6000000005729-2-tps-201-200.png","btn2":"立即咨询","tip":"更多优质解决方案 <a href=\"https://www.aliyun.com/solution/all \" target=\"_blank\"> 立即查看 <a href=\"https://page.aliyun.com/form/act1851795571/index.htm\" target=\"_blank\">立即咨询","btn1":"方案详情","link2":"https://www.aliyun.com/core/online-consult?from=F9OmJ488XR","title":"中小企业自建Hadoop集群上云解决方案"}],"search":[{"txt":"企业跨地域网络互通","link":"https://www.aliyun.com/solution/growth-general/slcrossregionnetwork"},{"link":"https://www.aliyun.com/solution/growth-general/slhhyxsxxsh","txt":"混合云线下线上双活"}],"countinfo":{"search":{"length_pc":0,"length":0},"card":{"length_pc":0,"length":0}},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"img","iconImg":"https://img.alicdn.com/imgextra/i1/O1CN014XEWEW1hMVB3Ydp04_!!6000000004263-0-tps-200-200.jpg","btn1":"方案详情","btn3":"查看更多方案","btn2":"立即咨询","link3":"https://www.aliyun.com/solution/all","link2":"https://www.aliyun.com/core/online-consult?from=F9OmJ488XR","link":"https://www.aliyun.com/solution/growth-service/slemr","contentLink":"https://www.aliyun.com/solution/growth-service/slemr","link1":"https://www.aliyun.com/solution/growth-service/slemr","title":"中小企业自建Hadoop集群上云解决方案","des":"基于阿里云 E-MapReduce 、OSS 、边缘网络加速等产品及服务，帮助自建 Hadoop 用户快速构建云上半托管开源大数据平台，帮助客户更加便捷地迭代企业大数据平台架构，聚焦业务价值开发。","infoGroup":[{"infoName":"推荐搜索","infoContent":{"firstContentName":"企业跨地域网络互通","firstContentLink":"https://www.aliyun.com/solution/growth-general/slcrossregionnetwork","lastContentName":"混合云线下线上双活","lastContentLink":"https://www.aliyun.com/solution/growth-general/slhhyxsxxsh"}}]}]}

{"$env":{"JSON":{}},"$page":{"env":"production"},"$context":{"moduleinfo":{"card_count":[{"count_phone":1,"count":1}],"search_count":[{"count_phone":2,"count":2}]},"card":[{"des":"基于阿里云 E-MapReduce 、OSS 、边缘网络加速等产品及服务，帮助自建 Hadoop 用户快速构建云上半托管开源大数据平台，帮助客户更加便捷地迭代企业大数据平台架构，聚焦业务价值开发。","link1":"https://www.aliyun.com/solution/growth-service/slemr","link":"https://www.aliyun.com/solution/growth-service/slemr","icon":"https://img.alicdn.com/imgextra/i4/O1CN01K9Svmd1sBvo2u5PKn_!!6000000005729-2-tps-201-200.png","btn2":"立即咨询","tip":"更多优质解决方案 <a href=\"https://www.aliyun.com/solution/all \" target=\"_blank\"> 立即查看 <a href=\"https://page.aliyun.com/form/act1851795571/index.htm\" target=\"_blank\">立即咨询","btn1":"方案详情","link2":"https://www.aliyun.com/core/online-consult?from=F9OmJ488XR","title":"中小企业自建Hadoop集群上云解决方案"}],"search":[{"txt":"企业跨地域网络互通","link":"https://www.aliyun.com/solution/growth-general/slcrossregionnetwork"},{"link":"https://www.aliyun.com/solution/growth-general/slhhyxsxxsh","txt":"混合云线下线上双活"}],"countinfo":{"search":{"length_pc":0,"length":0},"card":{"length_pc":0,"length":0}},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"img","iconImg":"https://img.alicdn.com/imgextra/i1/O1CN014XEWEW1hMVB3Ydp04_!!6000000004263-0-tps-200-200.jpg","btn1":"方案详情","btn3":"查看更多方案","btn2":"立即咨询","link3":"https://www.aliyun.com/solution/all","link2":"https://www.aliyun.com/core/online-consult?from=F9OmJ488XR","link":"https://www.aliyun.com/solution/growth-service/slemr","contentLink":"https://www.aliyun.com/solution/growth-service/slemr","link1":"https://www.aliyun.com/solution/growth-service/slemr","title":"中小企业自建Hadoop集群上云解决方案","des":"基于阿里云 E-MapReduce 、OSS 、边缘网络加速等产品及服务，帮助自建 Hadoop 用户快速构建云上半托管开源大数据平台，帮助客户更加便捷地迭代企业大数据平台架构，聚焦业务价值开发。","infoGroup":[{"infoName":"推荐搜索","infoContent":{"firstContentName":"企业跨地域网络互通","firstContentLink":"https://www.aliyun.com/solution/growth-general/slcrossregionnetwork","lastContentName":"混合云线下线上双活","lastContentLink":"https://www.aliyun.com/solution/growth-general/slhhyxsxxsh"}}]}]}}