> On 07 Sep 2016, at 21:10, PiBa-NL <piba.nl....@gmail.com> wrote: > > Hi Dmitry, > Op 7-9-2016 om 15:54 schreef Dmitry Sivachenko: >> Hello, >> >> (sorry for reposting, but I do not see my e-mail in ML archive, so I assume >> it was blocked due to screenshots in attachments. I replace them with links >> now). >> >> I am using haproxy-1.6.9. >> >> In web stats interface, I mouse-over backend's Total Sessions counter (1728 >> in my case), and I see HTTP 5xx responses=46 >> (see screenshot: https://people.freebsd.org/~demon/scr1.png) >> >> Then I mouse-over each server's Total sessions counter and none has positive >> number of HTTP 5xx responses (see second screenshot: >> https://people.freebsd.org/~demon/scr2.png). >> >> Is it a bug or I misunderstand these counters? >> >> Thanks! > > In a case if all servers are down (or very busy). > > A request could be queued and then timeout, so haproxy itself will return for > example a 503, while none of the servers ever returned anything for that > specific request. > > I'm not saying this is the exact scenario you see, but it might explain it.. >
In "Queue" section I have all zeroes in Cur and Max.
