Memcached Install and Manage Database Operations

1. Introduction to Memcached: (1) Introduction:Memcached is a high-performance distributed memory object caching system for dynamic Web applications to reduce database load.It improves the speed of dynamic, database-driven Web sites by caching data and objects in memory to reduce the number of times the database is read.Memcached is based on a ...

Posted on Sun, 15 Dec 2019 19:11:01 -0800 by javauser

Oracle 12c version 2 installation steps - pure combat

Oracle 12c version 2 installation steps Experimental environment: Centos 7 Experiment preparation: one virtual machine, hard disk * 2 I. preliminary preparation Partition a new hard disk and format it [root@localhost ~]# fdisk /dev/sdb ##Step ellipsis . . . . . . [root@localhost ~]# mkfs.xfs /dev/sdb1 Auto mount [root@localhost ~]# mkdir /orc ...

Posted on Sat, 14 Dec 2019 11:09:25 -0800 by fiona

Establishment of ELK+filebeat+redis Log Analysis Platform

Platform TopologySoftware version: elasticsearch-6.6.0 logstash-6.6.0 kibana-6.6.0 redis-3.2.12 java-1.8.0 1. Preparation of the underlying environment Configure the underlying environment of the elasticsearch cluster, turn off its firewall, selinux, configure hostname, and so on systemctl stop firewalld systemctl disable firewalld vim /etc/ ...

Posted on Fri, 13 Dec 2019 20:13:59 -0800 by hoopplaya4

LVS Load Balancing Clusters--A Practical Text

LVS Load Balancing Cluster Environmental preparation: CentOS 7-1: Scheduler, gateway (requires two network cards): 12.0.0.1 In: 192.168.200.1 CentOS 7-2: Apache 192.168.200.110 CentOS 7-3: Apache 192.168.200.120 CentOS 7-4: Provide shared storage 192.168.200.130 win7-1: Client 12.0.0.12 yum Online Installation Pre-operation: 1. Shared storag ...

Posted on Fri, 13 Dec 2019 12:06:46 -0800 by dustbuster

Squid proxy server -- traditional proxy, transparent proxy (practice!)

Cache agent overview Working mechanism of web agent: Cache web page objects and reduce repeated requests Basic types of agents Traditional agent: applicable to the Internet, the server should be specified clearly Transparent proxy: the client does not need to specify the address and port of the proxy server. The firewall redirects the web to ...

Posted on Wed, 11 Dec 2019 07:17:06 -0800 by mdowling

Redis-5.0.7 configuration and optimization (latest version of actual combat!!!)

Redis overview Redis is a high-performance key value database. The emergence of redis largely compensates for the lack of key/value storage such as memcached, which can play a very good complementary role in some occasions. It provides Java, C/C + +, C ා, PHP, JavaScript, Perl, Object-C, Python, Ruby, Erlang and other clients, which is very co ...

Posted on Wed, 11 Dec 2019 00:25:59 -0800 by nealios

Redis starts up automatically under ContSo 7

Enter the cd /var/run directory to see if there is a pid file beginning with redis. If not, execute. / redis server. / redis.conf under the redis installation directory to manually start the redis service and generate a pid file Execute vim /etc/init.d/redis Then copy in the following code and change the path to your own redi ...

Posted on Tue, 10 Dec 2019 16:15:29 -0800 by Shaba1

Flume Monitors Folders and collects new files to HDFS in real time

- background Due to the requirements of the project, the new files in the specified folder need to be uploaded to HDFS in real time. In this paper, flume is used to collect data and save it to HDFS. On the one hand, it can reduce the local storage pressure, and on the other hand, it can also lay a foundation for the subsequent d ...

Posted on Sun, 08 Dec 2019 17:43:16 -0800 by blakey

Centos7 compiles, installs and builds LAMP platform

I. compile and install mysql Install dependency packages and tools # yum install -y gcc gcc-c++ ncurses-devel perl # yum install -y cmake Download mysql installation package # wget http://mirrors.sohu.com/mysql/MySQL-5.5/mysql-5.5.62.tar.gz Preparation before installation # groupadd mysql # useradd -g mysql mysql # mkdir -p /data/mysql # ...

Posted on Sun, 08 Dec 2019 05:38:06 -0800 by Obadiah

Examples of using helm tools for K8s

Refer to the blog post about installing the helm tool: Installation Configuration Helm Tool for k8s This post is just a simple note.Sorry for the poor sorting out. 1. Four installation methods supported by helm Install the chart package in the repository, for example, helm install stable/xxx; Install through the tar package, with examples of ...

Posted on Sat, 07 Dec 2019 03:09:55 -0800 by jaygattis