> Hi, I have a bit of a cold today so I probably would have figured this
> out for myself eventually but hey ;-)
>
> Right I have a script that I need to run around 90 times thru a cron job
> but passing a different i.d. to it each time.
>
> I have experimented with running all 90 at once and its a no go as it
> just makes the server run to slow and the session cookies I use time out
> (I am doing some libcurl things).
>
> Also running them in a loop one at a time is no use because it takes
> about 8 hours.
>
> What I would like to do is fork off say 5-10 at a time and when one is
> done start another one in its place, as they all take different length
> of times to compleate.
>
> Any clues at where to start? Here is my fork all 90+ code...
>
> $sql = "SELECT * FROM locations WHERE parent = '0'";
> $res = mysql_query($sql) or die ($sql.mysql_error());
> while($data = mysql_fetch_array($res)){
> exec("/usr/local/bin/php fork.php ".$_data["id"]." > /dev/null &");
> }
You should be able to find out about the PID's for every forked
process, and use a loop (advisable with a sleep() in it) to see how
many procs are still running.. When the amount drops somewhat, spawn
another ..
Hope will get you somewhere!
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