Install redis 2.8.7 on centos

Installed after several twists and turns

1. Download

Wget http://download.redis.io/releases/redis-2.8.7.tar.gz

The downloaded file is redis-2.8.7.tar.gz in the current directory

2. Compile and install

Tar xf redis-2.8.7.tar.gz

CD redis-2.8.7

Make

Make install

If GCC is not installed, the system prompts GCC not found. Therefore, you need to install GCC:

Yum-y install gcc

Because at the beginning, I switched the yum source to 163, But I was forced to switch back to the original one. As a result, I backed up the built-in system at the beginning, visible backup configuration file benefits in fact the best way should be set to add third-party source and default selection of the fastest, can refer to

After installation, execute the preceding

3. Create a configuration file

Mkdir/etc/redis

CP redis. CONF/etc/redis. conf

4. Adjust the memory allocation usage and make it take effect.

Echo "VM. overcommit_memory = 1">/etc/sysctl. conf

# The available values of this parameter are 0, 1, and 2.

#0 indicates that when the user space requests more memory, the kernel attempts to estimate the available memory.

#1 indicates that the kernel allows excessive memory usage until the memory is used up.

#2 indicates that the whole memory address space cannot exceed the ram value of swap + (VM. overcommit_ratio) %

Sysctl-P

5. Modify redis Configuration

VI/etc/redis. conf

Daemonize yes # redis runs as a daemprocess,

# No indicates not running as a daemon (a terminal will be occupied)

Timeout 300 # how long the client is idle before it is disconnected. The default value is 0.

Loglevel verbose # Set the redis Log Level

Logfile stdout # Set the log file output mode. If you run redis as a daemon

# If the log output is set to stdout, the log information is output to/dev/null.

6. Start redis

Redis-server/etc/redis. conf

7. Test redis

[Root @ localhost redis] # redis-cli

127.0.0.1: 6379> Set Name Wayne

OK

127.0.0.1: 6379> get name

"Wayne"

Wagner. 0.0.1: 6379>

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