Hello,

please, when you send a private e-mail and send it again on the ML, do
at least CC the person you send it to first, it avoids duplicate responses
which waste time for everyone.

On Sun, Apr 13, 2014 at 04:18:49AM +0300, [email protected] wrote:
> Hello.
> 
> I'm new to haproxy, and even to linux. However if you don't mind i would
> like to know some things.
> 
> haproxy version 1.4.25
> 
> In this version when i setup haproxy example of settings:
> 
> listen mysvr *:30001
> mode tcp
> server svr1 123.123.123.123:30001 check
> 
> In my running program on port 30001, i don't see any checks and @
> statistics page i see its online, if I close running program on statistics
> page its immediately change status to DOWN.
> ss: http://i.share.pho.to/fcbb9a67_o.png
> Everything is ok here.
> 
> 
> haproxy version 1.5dev22
> 
> In this version with same configuration settings:
> 
> listen mysvr *:30001
> mode tcp
> server svr1 123.123.123.123:30001 check
> 
> On my running program which is on port 30001, i see "connection checks"
> every second.
> ss: http://i.share.pho.to/0531397d_o.png
> Yes, its possible to set inter with value for check, but then we get
> statistics updated as example every 15min only or so.
> 
> My question is, can we set somehow "quiet" checks of port 30001 with
> 1.5dev22 as in 1.4 versions?

So as indicated in yesterdays email, it's caused by a reg in dev22 related
to tcp-check connect which causes each tcp check to wait for the timeout
before closing, thus the server receives the ACK. In all other versions,
we manage to send a TCP RST before the ACK so the server does not know
there was a pending connection request.

Willy


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