SPDY/1.3.4: strange connection buildup
Valentin V. Bartenev
ne at vbart.ru
Mon Aug 13 10:26:47 UTC 2012
On Monday 13 August 2012 14:11:41 Tom van der Woerdt wrote:
> Op 8/13/12 12:07 PM, Valentin V. Bartenev schreef:
> > On Monday 13 August 2012 13:12:18 Tom van der Woerdt wrote:
> >> Hi,
> >> I've attached two Munin screenshots that show a strange issue I've been
> >> having with nginx. I'm running the 1.3.4 version with the SPDY patch
> >> (latest, 51) and it really looks like nginx sometimes forgets to close
> >> connections.
> > [...]
> > In case of SPDY these numbers are not real connections. It also counts
> > SPDY-streams. And it's pretty common when a browser opens about 10-20
> > streams per page.
> > But it is not ruled out, that there's may be a problem with the counting.
> If streams are counted instead of connections then the number is even
> more wrong.
Streams + connections.
> A stream gets closed immediately after the response has been
> sent. My server has no "slow" streams so there should be maybe 1 or 2
> streams visible on the graph, not 250.
Could you check the error log for segfault alerts? If worker process dies then
counters will stay in a wrong state.
wbr, Valentin V. Bartenev
More information about the nginx-devel