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CentOS 7 install Docker engine
[root@localhost ~]# tee /etc/yum.repos.d/docker.repo <<-'EOF' [dockerrepo] name=Docker Repository baseurl=https://yum.dockerproject.org/repo/main/centos/7/ enabled=1 gpgcheck=1 gpgkey=https://yum.dockerproject.org/gpg EOF [root@localhost ~]# yum install docker-engineLoad...
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sysctl 可调优的部分参数
sysctl.conf 优化The sysctl.conf of a server is something that is seldom optimized for performance. You can get a tremendous boost in throughput by adjusting these settings. This configuration has ...
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一劳永逸 解决SQLPLUS 特殊符号转义。
由于我们一些监控SQL中常有$符号出现 所以我们需要在每个$前面加上反斜杠来转义 如下操作可以避免此情况 看红色部分sqlplus -s scott/tiger@O11202<<\EOFselect ss.username,se.SID,VALUE/100 cpu_us...
