monolog example

log.php

<?php

require './vendor/autoload.php';

use Monolog\Logger;
use Monolog\Handler\StreamHandler;
use Monolog\Handler\RedisHandler;

$logger = new Logger('my_logger');
$redislog = new Logger('redis');

$logger->pushHandler(new StreamHandler(__DIR__ . '/myapp.log', Logger::DEBUG));
$redis = new RedisHandler(new Predis\Client('tcp://localhost:6379'), "logs", 'prod');
$redislog->pushHandler($redis);

$logger->addInfo('My logger is now ready');

$logger->addError('This is error.', array('username' => 'Kevin'));