Editing 2021-01-07

SteveBromwich recommended some IP tuning on mercury.bonmot.ca Most suggestions are from https://enterprise-support.nvidia.com/s/article/linux-sysctl-tuning ifconfig enp1s0 indicated * txqueuelen 1000 cat /proc/sys/net/ipv4/tcp_mem 22593 30124 45186 Will have to be done every reboot: find the interface name with: ip route show ip route change default via 5.39.78.254 dev eno0 cwnd 100 initcwnd 100 ip link set txqueuelen 3000 dev eno0 echo 6000 > /proc/sys/net/core/netdev_max_backlog echo 3000 > /proc/sys/net/core/netdev_budget Permanent changes: ... and added those and the following to /etc/sysctl.conf <pre> net.ipv4.tcp_sack=1 net.core.netdev_max_backlog=250000 net.ipv4.tcp_low_latency=1 net.core.rmem_max=4194304 net.core.wmem_max=4194304 net.core.rmem_default=4194304 net.core.wmem_default=4194304 net.core.optmem_max=4194304 net.ipv4.tcp_rmem="4096 87380 4194304" net.ipv4.tcp_wmem="4096 65536 4194304" </pre>

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This change is a minor edit.

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