On Tue, May 14, 2013 at 11:34 PM, Jack Oekaki <[email protected]> wrote: > Has anyone else experienced severe fluctuations in the execution speed > of your dynos? I have a largely CPU-bound app that (AFAIK) does a > fairly consistent amount of work per request (very very few ultra long > requests, ala Rap Genius), yet I've seen average request times vary by > as much as 5x from hour to hour even though the level of traffic is > steady and even though the mix of requests is unchanged. > > I've been assuming that it's my fault; a bottleneck in something I > haven't been able to measure or something. I'm using New Relic, but > all the external services seem unaffected and the performance drop > seems uniformly distributed throughout all the profiling segments. > > The thing that's prompted me to ask is that I've recently had a day > long stint where everything ran like crap. Usually it's fleeting. May > 12th 2000hrs UTC till May 13th 2400hrs had lag spikes around every 5 > minutes and timeouts all over the place. I've got to get to the bottom > of this. So, what's average for heroku?
That week I've noticed quite a bit of strange network activity (which doesn't fit your CPU assessment, but aforementioned brief total stalls mirror some other symptoms). So, my main question is: has this abated, or does it continue? -- -- You received this message because you are subscribed to the Google Groups "Heroku" group. To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/heroku?hl=en_US?hl=en --- You received this message because you are subscribed to the Google Groups "Heroku Community" 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.
