Comment 3 for bug 1937171

This may not be critical. As far as I see, even without the health monitor, API requests are retried(?).

Anyway, by adding the health monitor, haproxy config inside the Amphpora instance will be updated as follows:

[without health monitor]

backend 7d5d4323-f382-4a85-a965-4fcedd8c77f2:199362ee-e305-4ebf-947a-d3c155341ac9
    mode tcp
    balance roundrobin
    fullconn 50000
    option allbackups
    timeout connect 5000
    timeout server 50000
    server 91d6a444-6986-49c7-b46a-a17838d7a638 10.5.5.23:6443 weight 1
    server 0e91354d-1f60-40d2-b748-d4e6be491ebe 10.5.5.66:6443 weight 1

[with TLS-HELLO health monitor]

backend 7d5d4323-f382-4a85-a965-4fcedd8c77f2:199362ee-e305-4ebf-947a-d3c155341ac9
    mode tcp
    balance roundrobin
    timeout check 10s
    option ssl-hello-chk
    fullconn 50000
    option allbackups
    timeout connect 5000
    timeout server 50000
    server 91d6a444-6986-49c7-b46a-a17838d7a638 10.5.5.23:6443 weight 1 check inter 5s fall 3 rise 4
    server 0e91354d-1f60-40d2-b748-d4e6be491ebe 10.5.5.66:6443 weight 1 check inter 5s fall 3 rise 4