Hi Kireet, On Tue, Jun 4, 2013 at 11:20 PM, Kireet <[email protected]> wrote:
> Looking at our feed database, we seem to have about a few million feeds > that claim to be PuSH enabled. We have not yet create subscriptions for all > these feeds so some of them may not be valid, but I assume most are. This > got me thinking as to what's a reasonable request rate to make to hubs for > subscriptions and renewals? I see the google appspot hub defaults to a > lease 5 days. A little over half of the use the google hub. Doing the math, > this would imply a few hundred thousand requests per day just for renewals > (assuming auto-refreshing goes away). Is there any cap to the allowable > request rate? As far as Google Hub is concerned, anything below a million requests per day is fine. Just to be on the safe side, please ramp it up gradually over a few days and give us a heads up when you start sending traffic. Would it be necessary to set a specific user agent on the request or come > from different IPs? I realize this is hub specific, just posting here as I > assume most people read this list. > This isn't necessary. Make sure you use different callback URLs for different topics (subscription requests from the same IP with the same callback URL may be throttled). Roman. -- --- You received this message because you are subscribed to the Google Groups "Pubsubhubbub" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
