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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 ...
1
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云数据库专属集群MyBase
云数据库专属集群MyBase是阿里云专为大中型企业用户定制优化的解决方案,目前支持MySQL、PostgreSQL、Redis数据库。具有物理资源独享、自主可运维、多数据库混合部署等特点。
产品详情
管理控制台
在线咨询
最新活动
购买1年享85折优惠
云数据库专场优惠
快速入门
产品简介
快速入门
最佳实践
产品优势
只读实例(MySQL)
产品推荐
数据库专家服务
数据库备份DBS
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云数据库专属集群MyBase
云数据库专属集群MyBase是阿里云专为大中型企业用户定制优化的解决方案,目前支持MySQL、PostgreSQL、Redis数据库。具有物理资源独享、自主可运维、多数据库混合部署等特点。
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