> B) http requests block The default number of agents for requests is low, something like five. Is it possible this is causing your blocking?
On Tue, Jul 31, 2012 at 1:49 PM, nflacco <[email protected]> wrote: > Sorry for the crosspost. I asked this question on stackoverflow and asked > a few of my buddies but have gotten no useful input. > > > http://stackoverflow.com/questions/11728933/node-js-simulating-multiple-tcp-clients-with-delays-and-getting-blocking-behavio > > I'm trying to build a testing tool for an app server that has both tcp and > http apis. The app server is a proxy server that manages a bunch of tcp > clients and distributes the http requests to these clients, and then > returns their responses. The current testing setup is to do M iterations > where we send a message to all N tcp clients. > > The basic version works, but when I introduce a delay in the tcp client > responses using SetTimeout, the system starts getting timeouts for the http > requests. I assume the problem is either: > A) tcp client delays block > B) http requests block > > Here's the http request statistics I get for 2 tcp clients, 2 http > requests for each: > > No delay: > client 0: rid=b9090ff65d5e, start=1343767505729, end=1343767505745, > delay=0, rtime=16 > client 1: rid=3950e73488cc, start=1343767505731, end=1343767505742, > delay=0, rtime=11 > client 0: rid=d895fd739389, start=1343767506732, end=1343767506738, > delay=0, rtime=6 > client 1: rid=519ffa323c42, start=1343767506733, end=1343767506737, > delay=0, rtime=4 > > rand(0-100) ms delay: > client 0: rid=406b42e027eb, start=1343767610712, end=1343767610736, > delay=45, rtime=-21 > client 1: rid=b1d8ce2a22a5, start=1343767610713, end=undefined, delay=14, > rtime=NaN > client 0: rid=7e1e3c54d698, start=1343767611714, end=1343767611756, > delay=36, rtime=6 > client 1: rid=bcf21941fa1d, start=1343767611714, end=undefined, delay=41, > rtime=NaN > > Thanks in advance for any ideas! > > -- > Job Board: http://jobs.nodejs.org/ > Posting guidelines: > https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines > You received this message because you are subscribed to the Google > Groups "nodejs" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/nodejs?hl=en?hl=en > -- Job Board: http://jobs.nodejs.org/ Posting guidelines: https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines You received this message because you are subscribed to the Google Groups "nodejs" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/nodejs?hl=en?hl=en
