predisHow can I install and configure php-redis on CentOS?

1. Install Redis server on CentOS. The installation process is very simple, just execute the following command:

sudo yum install redis

2. Start the Redis service and enable it to start at boot:

sudo systemctl start redis
sudo systemctl enable redis

3. Install php-redis extension. Execute the following command to install the extension:

sudo yum install php-pecl-redis

4. Configure php-redis extension. Open the php.ini configuration file and add the following line:

extension=redis.so

5. Restart the Apache service for the changes to take effect:

sudo systemctl restart httpd

6. Test the installation. Create a file called test.php in the web root directory and add the following code:

<?php
$redis = new Redis();
if ($redis->connect('127.0.0.1', 6379)) {
    echo "Connection to server sucessfully";
} else {
    echo "Connection to server failed";
}
?>

7. Open the test.php file in the browser. You should see the following output:

Connection to server sucessfully

## Helpful links

• Install Redis on CentOS 7
• Install php-pecl-redis on CentOS 7

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