nvm ls-remote results in NA
Today I installed the nvm tool in my Linux server. When I run the ‘nvm ls-remote’ command, I got the below weird message: #nvm ls-remote […]
Read More →Today I installed the nvm tool in my Linux server. When I run the ‘nvm ls-remote’ command, I got the below weird message: #nvm ls-remote […]
Read More →Recently one of our developers complained the skipping tasks displayed in the ansible output. She insisted that the skipping tasks names and the skipping keyword […]
Read More →最近在解决一个Linux下DHCP无法获取IPv6地址的问题。在分析过程中发现，把IPv6防火墙停掉的话，用dhclient就可以给网卡获取到IPv6地址，否则就无法获取。初步判断，是IPv6的防火墙的问题。 在查看/var/log/iptables.log时，发现里面的log很少，几乎没有什么有用的log。在查看ip6tables rules时，发现有如下的一条规则用于控制log的输出： -A LOGGING6 -m limit –limit 2/hour -j LOG –log-prefix “IP6TABLES DROP:”
Read More →In ansbile playbook, the below style can be used to check the result of a script or command, and give a meaningful message if the […]
Read More →Recently our product is migrating from rhel6 to rhel7. During this process, we encountered a wired issue that some rpm packages couldn’t be installed during […]
Read More →在RHEL7的虚拟机上搭建一个kubernetes 1.11集群，环境如下 master: 192.168.10.1 node1: 192.168.10.2 node2: 192.168.10.3
Read More →As we know, the IP addresses of pods and services in kubernetes are not accessible from the outside of the kubernetes cluster. In order for […]
Read More →Etcd is a distributed reliable key-value store, which can be used in various scenarios. These days I am trying to setup a single node Etcd […]
Read More →Recently I was trying to use nslookup in pod initContainers in order to make sure that some services are available during pod startup. However, it didn’t work […]
Read More →This is a hello world web page.
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