I think an init.d script could resolve this problem. <br>But I am curious about why "turning off power without shutdown twisted<br>
server before" could cause such a problem.<br><br>Is it a bug or it has some more fundamental reason?<br><br><div class="gmail_quote">On Mon, Mar 15, 2010 at 7:07 PM, Marco Giusti <span dir="ltr"><<a href="mailto:marco.giusti@gmail.com">marco.giusti@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"><div class="im">On Mon, Mar 15, 2010 at 06:32:23PM +0800, Peter Cai wrote:<br>
> Someone turn off the server by cutting power of the server.<br>
> When the machine is power on, I found my twisted application could not start<br>
> and emit the following error.<br>
><br>
> Another twistd server is running, PID 3398<br>
><br>
> This could either be a previously started instance of your application or a<br>
> different application entirely. To start a new one, either run it in some<br>
> other<br>
> directory, or use the --pidfile and --logfile parameters to avoid clashes.<br>
><br>
> After I deleted twistd.pid, it could start normally.<br>
><br>
> I checked if there is process with PID 3398, but there wasn't.<br>
><br>
> What might cause this problem? How to avoid it?<br>
<br>
</div>the problem is caused by turning off power without shutdown twisted<br>
server before. One solution could be create an init.d script that checks<br>
for the existence of a pid file and delete it.<br>
<br>
<br>
ciao<br>
m.<br>
<font color="#888888"><br>
<br>
--<br>
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It always takes longer than you expect, even when you take into account<br>
Hofstadter's Law.<br>
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