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集群自动化sed
集群自动化sed
Linux
集群
和
自动化
维2.4
sed
的基础用法及实用示例
2.4
sed
的基础用法及实用示例
sed
是Linux平台下的轻量级流编辑器,一般用于处理文本文件。
sed
有许多很好的特性。首先,它相当小 巧;其次,它可以配合强大的Shell来完成很多复杂的功能。在笔者看来,完全可以把
sed
当作一个脚本解释 器,用...
Linux
集群
和
自动化
维2.4.2
sed
的用法示例
2.4.2
sed
的用法示例 1.
sed
的基础用法 1)删除行首空格,有下面几种方法,代码分别如下所示:
sed
's/^[]*/g' filename
sed
's/^/g' filename
sed
's/^[[:space:]]*/g' filename 2)在行后和行前添加新行。行后的添加命令如下所示:
sed
's/...
Linux
集群
和
自动化
维2.4.1
sed
的基础语法格式
2.4.1
sed
的基础语法格式
sed
的语法格式如下所示:
sed
[-nefr][n1,n2]动作 其中:n是安静模式,只有经过
sed
处理过的行才会显示出来,其他不显示。e表示直接在命令行模式上进行
sed
的操作。貌似是默认选项,不用写。f将
sed
的操作写在一个文件...
LinkedIn开源Cruise Control:一个Kafka
集群自动化
运维新利器
自动化
因此变得十分重要,这也就是为什么我们要开发Cruise Control:持续监控Kafka
集群
,
自动
调整分配给服务器的资源,达到预期的性能目标。用户设定目标,Cruise Control对集群的工作负载进行分析,并自动执行一些操作来达成目标。Cruise ...
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超级计算集群
使用高速RDMA网络互联的CPU以及GPU等异构加速设备,面向高性能计算、人工智能/机器学习、科学/工程计算、数据分析、音视频处理等应用,提供极致计算性能和并行效率的计算集群服务。
立即购买
管理控制台
产品特性
高速互联
极致性能
产品优势
高速数据交互
云产品互通
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超级计算集群
使用高速RDMA网络互联的CPU以及GPU等异构加速设备,面向高性能计算、人工智能/机器学习、科学/工程计算、数据分析、音视频处理等应用,提供极致计算性能和并行效率的计算集群服务。
立即购买
管理控制台
产品特性
高速互联
极致性能
产品优势
高速数据交互
云产品互通