Thank you for sharing. Do you mind providing the specs of your server? Is the guacd running separately from guacamole client ? If so what’s the specs? Ram and CPU? What’s the network speed between guacd and the client?
On Sun, Jul 27, 2025 at 11:00 PM Alex_Yin <[email protected]> wrote: > > Hello, I am doing stress testing on my own guacamole and found that one > guacd can only connect to 60 ssh connections. When it exceeds 60, it will > display "SSH handshake failed” (port 81 is the mapping of port 22). When I > use 2 guacds to connect (using elb for load balancing), the upper limit is > 120. > My guacd is deployed on a centos 7.9 server. I see that the establishment > of ssh uses the “libssh2_session_handshake" function, but the number of fds > on the server should be sufficient. I want to know what causes this 60 > limit. > > > Alex_Yin > [email protected] >
