Does gearman work?

Does gearman work?

var exec = require('child_process').exec;
exec('ps aux | grep gearman', function (error, stdout, stderr) {


    stdoutsp = stdout.split('php cli.php');
 

    if (stdoutsp[1]) {
        console.log('gearmanWork');
    }
    else {

        console.log('gearman Not Work');
    }

});