Centos Close Systemd Port 111
In Centos/RHEL, systemd listens on port 111 which is used by rpcbind service, for security reason, close it or disable…
Category Software Platform
Tcpdump Container Network Traffic
Get pod host IP and container ID SSH to host where pod is running. Get container interface id On the…
OVS调试排查指南
一、查看网卡状态：n…
Mysql 8 CheatSheet
Database Operation Table Operation User Operation Backup/Restore
Mysql 8.0 Allow Root Remote Login
When setting up mysql with mysql_secure_installation, Disallow root login remotely set to no, but login with root user from remote…
openshift origin multi-master manually deployment part-5
8,deply route and docker registry service. deploy a router, running on three master nodes oadm policy add-scc-to-user hostnetwork -z router…
openshift origin multi-master manually deployment part-4
7, setup node service, we install node service on all nodes, including master nodes. yum install -y centos-release-openshift-origin yum install…
openshift origin multi-master manually deployment part-3
6, install and cofigure etcd cluster, on all master nodes yum install -y etcd configure etcd, comment out all default…
openshift origin multi-master manually deployment part-2
5, install origin master service, on all master yum install -y centos-release-openshift-origin yum install -y origin-master bash-completion create origin-master-api systemd…