Re: Individual bulk e-mails - performance question

On Sun, 2008-08-31 at 12:49 +0200, Per Jessen wrote: > Robert Cummings wrote: > > > On Sun, 2008-08-31 at 12:12 +0200, Per Jessen wrote: > >> Robert Cummings wrote: > >> > >> >> That's easily taken care of. Instead of a cron-job, you could > >> >> have a script running as a daemon, checking for emails to be sent > >> >> every 5mins. > >> > > >> > That's the same as running a cron every 5 minutes except now you > >> > also need to detect if your daemon dies :) On the plus side though, > >> > you eliminate the overhead of starting up the script every 5 > >> > minutes :) > >> > >> It is not the same as it will prevent multiple scripts running > >> concurrently in case a batch of emails takes longer that 5 minutes. > >> Checking if the daemon dies - I guess it's a matter of taste or > >> paranoia, but I don't think it's necessary when the script is > >> sufficiently simple: > >> > >> #!/bin/sh > >> while true > >> do > >> <yourscript> > >> sleep 300 > >> done > > > > I accomplish the same with cron scripts by using locks with expiry. > > There are many ways to skin a cat. As tedd would say... none of which the cat will like :) Cheers, Rob. -- http://www.interjinn.com Application and Templating Framework for PHP