Asynchronous shell exec in PHP

Question

I\'ve got a PHP script that needs to invoke a shell script but doesn\'t care at all about the output. The shell script makes a number of SOAP calls and is slow to complete,

Answer 1

On linux you can do the following:

$cmd = 'nohup nice -n 10 php -f php/file.php > log/file.log & printf "%u" $!';
$pid = shell_exec($cmd);

This will execute the command at the command prompty and then just return the PID, which you can check for > 0 to ensure it worked.

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