Re: crontab help

hi, thanks again. questions: 1. sleep(300) would mean pause by 300 mins, right? That's why i thought you mean usleep(300) - 300 microseconds. please comment 2. what you mean is i will send 5000 emails, then pause and send again? Thanks for your help. > I send roughly 1M of these and put a sleep() (not usleep - that's microseconds) > into the while loop - I've come up with a decent balance that sends out a good > number (like 5000) and then sleeps just long enough to get them out of qmail's > queue, then it sends another 5000 (and so on). > > Usually takes about 24 hours to send out 1M messages. > > --Joe > > On Fri, Feb 22, 2002 at 03:36:33PM +0800, Arnold Gamboa wrote: > > thanks for the comment > > > > let's just say i have 100k emails to send... don't you think that will drain > > the system resources if i send it all at once even if you have usleep(300) > > on each while? > > > > your comment please. > > > > > put a sleep(300); at the end of your while() loop - I did this on my mass > > > mailer and it worked like a charm. > > > > > > --Joe > > > > > > On Fri, Feb 22, 2002 at 02:53:10PM +0800, Arnold Gamboa wrote: > > > > hi there. > > > > > > > > is there a way to tell crontab to do: > > > > > > > > "run script every 5 mins for 1 hour".. > > > > > > > > i have this mass email script that is so huge that i need it to chunk > > into > > > > records and make sure that it will run every 5 mins for 1 hour. > > > > > > > > Thanks for any help. > > > > > > > > > > -- > > > > > > -------------------------------------------------------------------------- > > ----- > > > Joe Stump, PHP Hacker, > > -o) > > > http://www.miester.org http://www.care2.com > > /\\ > > > "It's not enough to succeed. Everyone else must fail" -- Larry Ellison > > _\_V > > > -------------------------------------------------------------------------- > > ----- > > > > > > > > > > > > > -- > > -------------------------------------------------------------------------- ----- > Joe Stump, PHP Hacker, -o) > http://www.miester.org http://www.care2.com /\\ > "It's not enough to succeed. Everyone else must fail" -- Larry Ellison _\_V > -------------------------------------------------------------------------- ----- > > >