I partially solved my own problem. I moved the haproxy server to the firewall, and added this line to the global section of the haproxy.conf:
nbthread 4
This drastically improved performance for the large uploads.
I partially solved my own problem. I moved the haproxy server to the firewall, and added this line to the global section of the haproxy.conf:
nbthread 4
This drastically improved performance for the large uploads.