On Tue, Aug 16, 2011 at 6:08 PM, Mark Ellzey wrote:
> OK, this makes sense. there have been issues with kqueue being broken on
> older
> versions of libevent (a while back, with 1.x), try falling back to either
> poll or
> select for now to see if it works. I still need to know what version of
>
On Thu, Aug 11, 2011 at 9:19 PM, about bus wrote:
> Hello!
>
> I have a simple my own libevent-based http server written on C, use
> evhttp.h functions.
> I use it like backend with nginx server (about ~2K requests per second).
> Sometimes in nginx error log appears error: &qu
On Tue, Aug 16, 2011 at 4:51 AM, Mark Ellzey wrote:
> On Sun, Aug 14, 2011 at 04:15:10PM +0300, about bus wrote:
> > I've checked this, domain name resolution does not take much time.
> > Issue somewhere between end of evhttp_socket_cb and start of
> evhttp_read
On Mon, Aug 15, 2011 at 12:30 PM, Leonid Evdokimov wrote:
> On Fri, Aug 12, 2011 at 22:48, about bus wrote:
> > So, if everything ok with network, where libevent or maybe OS (FreeBSD
> 7.2)
> > holds request for 30 / 75 seconds?
>
> Do you use ACCEPT_FILTER in your htt
On Fri, Aug 12, 2011 at 11:36 PM, Mark Ellzey wrote:
> On Fri, Aug 12, 2011 at 09:48:20PM +0300, about bus wrote:
> > I've added some debug output in libevent functions, added "fd" (file
> > descriptor) in every output message.
> > messages from libevent - [wa
On Fri, Aug 12, 2011 at 11:36 PM, Mark Ellzey wrote:
> Hrmm - looks like DNS
>
> evhttp_get_request_connection(
>struct evhttp* http,
>evutil_socket_t fd, struct sockaddr *sa, ev_socklen_t salen)
> {
>struct evhttp_connection *evcon;
>char *hostname = NULL, *portn
On Fri, Aug 12, 2011 at 11:28 PM, Mark Ellzey wrote:
> I have a hunch that nginx is sending some type of query that libevent
> can't parse. Can you paste the entire packet for the get request from
> nginx to your server?
>
> tcpdump -n -s0 -X, and just paste the full packet for the GET request.
>
I've added some debug output in libevent functions, added "fd" (file
descriptor) in every output message.
messages from libevent - [warn]
messages from my http server - v[3]
Also I've changed timeout in nginx config from 75 to 30, it does not
increase or decrease timeouts count.
I've got about 0.1%
On Fri, Aug 12, 2011 at 4:57 PM, Leonid Evdokimov wrote:
> What libevent version do you use?
> Can you reproduce the issue with ab (apache benchmark) instead of nginx?
>
> --
>
Libevent from sources: libevent-2.0.12-stable
I did not tried ab, I've tried to use http_load tool instead of real use
On Fri, Aug 12, 2011 at 1:14 PM, Jain, Deepak (GE Healthcare) <
deepakj...@ge.com> wrote:
> Try to use valgrind’s callgrind tool for investigating where the time has
> been use.
>
>
>
The 75 seconds were lost between network (tcpdump shows what packet with GET
query was successfully sent from ngin
On Fri, Aug 12, 2011 at 8:13 AM, Mark Ellzey wrote:
>
> Can you post the source? If not you can try ltrace/strace'ing your
> server or enable event debugging by recompiling libevent with
> -DUSE_DEBUG
>
I can't post source code. Maybe later I will make simple version of server,
which can reprodu
Hello!
I have a simple my own libevent-based http server written on C, use evhttp.h
functions.
I use it like backend with nginx server (about ~2K requests per second).
Sometimes in nginx error log appears error: "(60: Operation timed out) while
reading response header from upstream"
Timeout value
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