First, install Redis (using redis3.0 version)1, need GCC environment, if not execute the command to install GCCYum Install gcc-c++2, download redis3.0 source package and upload to the server3. Unzip the source packagetar -zxvf redis-3.0. 0. tar. gz4. Go to unzip directory to compileMake5. Installing Redis Make Install Prefix=/usr/local/redisSecond, start Redis1.
Operating Environment: CentOS 7 (Version number: 1503)Redis version: 3.0.5Reference Document: ①http://www.redis.cn/topics/cluster-tutorial.html②http://www.linuxidc.com/linux/2015-08/121845.htmNote: A Redis cluster requires at least 6 nodes, or six servers. If the number of servers is insufficient to establish multiple
CentOS/Linux Redis cluster installation, centosredis
In this article, only the installation steps of the redis cluster are described. For detailed procedures, see the following articles:
Redis cluster _ 1. Install
Gradual, from easy to difficult, so that more fun. Overview
This article began to continue on the basis of the content, this article mainly introduces Spring-session implementation configuration using Redis cluster, there will be two ways to configure, one is Redis-cluster, one is
Redis Cluster Deployment1. Installation of Redis 3.0.1, see Redis 3.0.1 Installation and configuration2. Create a DirectoryMkdir-p/usr/local/redis/70003. Copying filescd/tmp# Copy the default configuration document CP redis-3.0.1/
One, the same machine under the cluster construction:
1, create a unified folder for Redis instances--Create Cluster folder under/usr/local Path, command: mkdir cluster
2, create a separate folder for each instance--Create 6 folders under the Cluster folder, respectively,
transaction and discard all commands of the transaction block. If you are using watch monitoring, all monitoring will be canceled.Time Complexity: O (1)Return Value: Always Returns OK
WatchFormat: wathc key [key...]Specifies the KEY (multiple keys) to be monitored. If this (or these) key is changed by other commands before the transaction is executed, the
Redis Cluster Deployment ConfigurationTest environment: The server system is Centos6.5,redis version 3.2.2, using a machine, simulates 6 Redis instances to create a Redis cluster, where 3 master 3 from
Set up the
I am a rookie, just graduated not long ago, in a company in Shanghai, the company has counted I have 3 Java programmers, the other two have two work experience, they are responsible for app interface development, I am a person responsible for the background management interface development, the company project Framework is built with spring, The development tools are also spring, the persistence layer integrates spring data jap and mybatis, the control layer is spring MVC, and for me just out of
A required softwareRedis, Ruby language runtime, Redis's Ruby driver Redis-xxxx.gem, the tools to create Redis clusters redis-trib.rbTwo-installation configuration RedisRedis https://github.com/MSOpenTech/redis/releases; Download Redis.Cluster planning has three nodes of the cluste
Note: The original text is transferred from 73715947, only as a convenient referenceA required software: Redis, Ruby language runtime, Redis's Ruby driver Redis-xxxx.gem, and the tools to create a Redis cluster redis-trib.rbTwo-installation configuration RedisRedis https://g
recently resolved. As shown, the DTC operates on the b node, and if the B node fails and the server is transferred to the a node, the DTC transaction manager will continue to read the shared disk DTC Log and re-operate.third, cluster MSDTC with local MSDTCWindows 2003 and previous versions only support the creation of an MSDTC instance on the entire Windows cluster
-Slave simultaneous down Machine Condition:
1. Non-planned, not to be considered, generally there is no such problem
2., scheduled restart, restart before restarting through the operation to save the DUMP main library data, need to note the order:
1. Close all Redis on one of the machines, master all cut to another machine (multi-instance deployment, one machine with both master and slave), and shut down the machine
2. Then dump the Lo
#1, redis-cli command into the cluster environmentRedis-cli-c-P 7000#2, view the status of the entire Redis cluster, see who is the master, who is from, and often in two ways.#2.1, through redis-trib.rb check method,./REDIS-TRIB.R
First, the environmentUbuntu 14.04 LTS, Redis 3.0.2Second, Redis cluster construction (single-machine test)1, the installation of Rediswget http://download.redis.io/releases/redis-3.0.2.tar.gztar zxvf redis- 3.0. 2. Tar . GZCD Redis
'unknown 'on event FF00FF eof 0 done 0 rb 0 sb 0: Connection reset by pee[Mon Jul 28 10:57:35 2014] nc_proxy.c: 336 accepted c 9 on p 8 from 'unknown'[Mon Jul 28 10:57:35 2014] nc_core.c: 201 close c 9 'unknown 'on event FF00FF eof 0 done 0 rb 0 sb 0: Connection reset by peer
The above is the error message after twemproxy is started. If you also use keepalived as the frontend LVS distribution function, it is estimated that the result will not be better than me.
Solution:
Stop using keepalived
Real_server 192.168.33.11 6379 {
Weight 1, 100
Notify_down/data/sh/redis. sh
TCP_CHECK {
Connect_timeout10
Nb_get_retry3
Delay_before_retry3
Connect_port6379
}
}
}
4. Create a switchover script:
Create the/data/sh/redis. sh script on the master and slave databases. The content is:
/Etc/init. d/keepalived stop
Restart the keepalived service on the two Redis datab
Open the computer today, connect Redis, found that the connection is not on ...
The reason is that the host could not be found ... View virtual machine IP, discover IP changed ...
So the thought of configuring a Redis cluster before, the IP address of BIND as a virtual machine is configured in redis.conf, it should be this reason, so the repair
Configure bind:1
REDIS-TRIB.RB is a REDIS cluster management tool implemented with Ruby. Internally through cluster related commands to simplify the common operations of cluster creation, inspection, slot migration and equalization
1.ruby Installation
Download Address: wget https://cach
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