P.S. Here's some additional data from the server. I just ran these commands, with the two relays still running.
$ speedtest-cli Retrieving speedtest.net configuration... Retrieving speedtest.net server list... Selecting best server based on latency... Hosted by City of Sandy-SandyNet Fiber (Sandy, OR) [1.91 km]: 15.696 ms Testing download speed........................................ Download: 719.17 Mbit/s Testing upload speed.................................................. Upload: 166.69 Mbit/s
$ sudo sysctl -p net.ipv4.ip_forward = 1 net.ipv4.ip_local_port_range = 10000 61000 net.ipv4.tcp_fin_timeout = 30 net.ipv4.tcp_no_metrics_save = 1 net.ipv4.tcp_tw_recycle = 1 fs.file-max = 64000
$ sudo su debian-tor --shell /bin/bash --command "ulimit -Sn" 64000 $ sudo su debian-tor --shell /bin/bash --command "ulimit -Hn" 64000
$ ss -s Total: 2314 (kernel 0) TCP: 2262 (estab 2195, closed 10, orphaned 38, synrecv 0, timewait 9/0), ports 0
Transport Total IP IPv6 * 0 - - RAW 0 0 0 UDP 6 4 2 TCP 2252 2250 2 INET 2258 2254 4 FRAG 0 0 0
$ uptime 15:06:26 up 7 days, 20:57, 2 users, load average: 0.50, 0.49, 0.59