Operation & Maintenance. Page 2

One Linux command a day (20): sed command

This article is an original article of Joshua 317. Please note: reprinted from Joshua 317 blog One Linux command a day (...
14:40 29 September 2021

Kerberos high availability configuration

48.1 presentation environment Kerberos is installed and integrated with CDHOperating system RedHat7.2EC2 user user with ...
20:21 23 September 2021

SHELL script - text three swordsman

SHELL script - text three swordsman ...
20:54 20 September 2021

Linux RAID disk array and RAID configuration

1, RAID disk array introduction Independent redundant disk array Multiple independent physical hard disks are combined...
14:59 14 September 2021

Shell programming specification and variables

introduction In some complex Linux maintenance work, a large number of repetitive input and interactive operations are n...
13:49 3 September 2021

Shell programming syntax and Application

brief introduction Shell scripts are similar ...
18:11 21 June 2020

NAT address translation

1: Experimental environment1.1: Huawei ensp software1.2: PC, router and switchThe PC in the initialization state and the...
10:34 29 May 2020

RabbitMQ Learning II: Managing single-node RabbitMQ

Environmental preparation: [root@master ~]# cat /etc/redh...
12:42 18 May 2020

Mysql dual host hot standby and implementation of Mysql dual host and high availability with preserved

There are two ways of mysql hot standby: Hot standby of m...
5:17 11 May 2020

Enable or disable SSH for a specific user or user group

What is SSH? The full name of openssh is Open...
3:22 24 March 2020

GPU server troubleshooting

1. GPU log collection On the system with GPU ...
4:09 10 February 2020

Network engineer's Python practice

When there are more and more devices in the network, and with the advent of automation, we should consider using automat...
11:15 3 February 2020

kubeadm deployment k8s

The new version of kubeadm has changed some parameters, the installation method has changed, you can refer to the new version installation method [ku...
13:55 10 January 2020

k8s deployment stateful service zookeeper example

Without considering the configuration file first: apiVersion: apps/v1 kind: StatefulSet #####A problem with fixed hostname and stateful service is th...
9:14 10 January 2020

Kubeflow series: Solve one-click installation of kubeflow based on Ali cloud mirror in China

Environmental preparation kubeflow is very demanding for the environment. See the official requirements:at least one worker node with a minimum of: 4 ...
14:53 4 January 2020

Kubeflow series: analysis of kubeflow components

As a big gift package of machine learning based on cloud native, kubeflow can be used as a good example of cloud native learning. At the same time, t...
8:53 3 January 2020

LNMP schema access log, log cutting, static file not recording and expiration time setting

November 27 mission 12.10 Nginx access log 12.11 Nginx log cutting 12.12 static files do not record logs and expiration times Nginx access log Modify ...
9:23 4 December 2019

Ubuntu 16.04 163 Netease source settings (automatic configuration script)

1, introduction 1.1 INTRODUCTION In many cases, in order to facilitate the operation and if conditions permit, install directly online, but the url a...
22:17 2 December 2019

mongodb installation under Centos7 and its simple and practical application

i skeleton spirit Concern August 20, 2018 17:45 * words 141 read 76 comments 0 like 0 mongodb version: 4.0 Official website installation tutorial For...
12:50 2 December 2019

H 3C simulator DHCP Snooping, relay instance configuration

1.DHCP instance configuration ## Configuration steps (configure on router) ### (1) # Configure the IP address of the interface. <H3C> system-vi...
16:48 26 November 2019

Regular Introduction_awk

Mission 18 October 9.6/9.7 awk awk tools It has more functions than grep and sed tools and can be operated in segments. Basic use Segment operation # ...
5:03 31 January 2019

Construction process of managed server of third weblogic master page

third Server Construction,with10.151.0.159Server example 1. First, create a new server name on admin master server 1.1 1.2 1.3.server_third_0_169 1.4...
20:33 28 January 2019