Re: minconn, maxconn and fullconn (again, sigh!)

2021-02-11 Thread Victor Sudakov
Lukas Tribus wrote: [dd] > > > It would be nice however to understand minconn/fullconn too. If a > > backend has several servers with identical minconn, maxconn and weight, > > what's the point of having minconn? The load will be always distributed > > evenly between all the servers notwithstand

Re: minconn, maxconn and fullconn (again, sigh!)

2021-02-11 Thread Lukas Tribus
On Thu, 11 Feb 2021 at 05:31, Victor Sudakov wrote: > > Lukas Tribus wrote: > > > > On Wed, 10 Feb 2021 at 16:55, Victor Sudakov wrote: > > > > > > I can even phrase my question in simpler terms. What happens if the sum > > > total of all servers' maxconns in a backend is less than the maxconn >

Re: minconn, maxconn and fullconn (again, sigh!)

2021-02-10 Thread Victor Sudakov
Lukas Tribus wrote: > > On Wed, 10 Feb 2021 at 16:55, Victor Sudakov wrote: > > > > I can even phrase my question in simpler terms. What happens if the sum > > total of all servers' maxconns in a backend is less than the maxconn > > value in the frontend pointing to the said backend? > > Queuein

Re: minconn, maxconn and fullconn (again, sigh!)

2021-02-10 Thread Lukas Tribus
Hello Victor, On Wed, 10 Feb 2021 at 16:55, Victor Sudakov wrote: > > I can even phrase my question in simpler terms. What happens if the sum > total of all servers' maxconns in a backend is less than the maxconn > value in the frontend pointing to the said backend? Queueing for "timeout queue"

Re: minconn, maxconn and fullconn (again, sigh!)

2021-02-10 Thread Victor Sudakov
I can even phrase my question in simpler terms. What happens if the sum total of all servers' maxconns in a backend is less than the maxconn value in the frontend pointing to the said backend? Victor Sudakov wrote: > Dear Colleagues, > > The dynamic limit is probably one of the darker sides of Ha

minconn, maxconn and fullconn (again, sigh!)

2021-02-08 Thread Victor Sudakov
Dear Colleagues, The dynamic limit is probably one of the darker sides of Haproxy configuration. One of the best explanations I've found is https://www.mail-archive.com/haproxy@formilux.org/msg04782.html but still I'm missing some points. Consider the following configuration: ===