response times and network io
joe at joetify.com
Fri Feb 29 05:24:24 MSK 2008
please excuse my typo. regarding network I/O nginx uses consistently
lower I/O than apache.
regardless i am curious about how it processes requests differently to
obtain lower response times and network I/O.
thanks for any help you can provide.
Joe Williams wrote:
> i am performing some httperf tests against apache and nginx. something
> i noticed that piqued my interest were the consistency of response
> times (0.4 ms each run regardless of number of request, much lower
> than apache in all cases) and network I/O (consistently higher than
> apache regardless of number of request). it also uses less cpu than
> apache and doesn't nearly drive up the load.
> are these normal results? is there a mechanism in nginx that keeps the
> response times low and consistent? also, is it normal that it uses
> more network I/O? if so, what is the cause? to me it would seem like
> that it uses more bandwidth to respond to the same number of requests
> which seems inefficient.
> please correct me if i am wrong. i am just trying to understand the
> core differences in how nginx works in comparison to apache and why i
> would see these performance differences.
> thanks for the help.
Name: Joseph A. Williams
Email: joe at joetify.com
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