qemu: virtio-serial-pci: set max_ports=1 #1693
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Apparently fix issue 1689 and 1691 Signed-off-by: Akihiro Suda <[email protected]>
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Jul 30, 2023
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As a side effect this PR seems to improve network throughput as well, but not sure why. Lima v0.16.0Guest -> Hostguest$ iperf3 -c 192.168.5.2
Connecting to host 192.168.5.2, port 5201
[ 5] local 192.168.5.15 port 34748 connected to 192.168.5.2 port 5201
[ ID] Interval Transfer Bitrate Retr Cwnd
[ 5] 0.00-1.00 sec 21.4 MBytes 179 Mbits/sec 0 67.0 KBytes
[ 5] 1.00-2.00 sec 22.3 MBytes 187 Mbits/sec 0 67.0 KBytes
[ 5] 2.00-3.00 sec 19.9 MBytes 167 Mbits/sec 0 67.0 KBytes
[ 5] 3.00-4.00 sec 14.3 MBytes 120 Mbits/sec 0 67.0 KBytes
[ 5] 4.00-5.00 sec 18.9 MBytes 158 Mbits/sec 0 67.0 KBytes
[ 5] 5.00-6.00 sec 13.8 MBytes 116 Mbits/sec 0 67.0 KBytes
[ 5] 6.00-7.00 sec 20.0 MBytes 168 Mbits/sec 0 67.0 KBytes
[ 5] 7.00-8.00 sec 21.2 MBytes 178 Mbits/sec 0 67.0 KBytes
[ 5] 8.00-9.00 sec 15.0 MBytes 126 Mbits/sec 0 67.0 KBytes
[ 5] 9.00-10.00 sec 19.5 MBytes 163 Mbits/sec 0 67.0 KBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bitrate Retr
[ 5] 0.00-10.00 sec 186 MBytes 156 Mbits/sec 0 sender
[ 5] 0.00-9.99 sec 186 MBytes 156 Mbits/sec receiver
iperf Done.Host -> Guestmaster (6fba254) + Revert #1674Guest -> Hostguest$ iperf3 -c 192.168.5.2
Connecting to host 192.168.5.2, port 5201
[ 5] local 192.168.5.15 port 40878 connected to 192.168.5.2 port 5201
[ ID] Interval Transfer Bitrate Retr Cwnd
[ 5] 0.00-1.00 sec 28.9 MBytes 242 Mbits/sec 0 180 KBytes
[ 5] 1.00-2.00 sec 28.3 MBytes 237 Mbits/sec 0 180 KBytes
[ 5] 2.00-3.00 sec 28.2 MBytes 236 Mbits/sec 0 180 KBytes
[ 5] 3.00-4.00 sec 28.2 MBytes 237 Mbits/sec 0 180 KBytes
[ 5] 4.00-5.00 sec 28.3 MBytes 238 Mbits/sec 0 180 KBytes
[ 5] 5.00-6.00 sec 28.2 MBytes 237 Mbits/sec 0 180 KBytes
[ 5] 6.00-7.00 sec 28.7 MBytes 241 Mbits/sec 0 180 KBytes
[ 5] 7.00-8.00 sec 27.9 MBytes 234 Mbits/sec 0 180 KBytes
[ 5] 8.00-9.00 sec 28.1 MBytes 236 Mbits/sec 0 180 KBytes
[ 5] 9.00-10.00 sec 28.1 MBytes 236 Mbits/sec 0 180 KBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bitrate Retr
[ 5] 0.00-10.00 sec 283 MBytes 237 Mbits/sec 0 sender
[ 5] 0.00-10.00 sec 282 MBytes 237 Mbits/sec receiver
iperf Done.Host -> Guest#1693Guest -> Hostguest$ iperf3 -c 192.168.5.2
Connecting to host 192.168.5.2, port 5201
[ 5] local 192.168.5.15 port 40312 connected to 192.168.5.2 port 5201
[ ID] Interval Transfer Bitrate Retr Cwnd
[ 5] 0.00-1.00 sec 172 MBytes 1.44 Gbits/sec 0 123 KBytes
[ 5] 1.00-2.00 sec 172 MBytes 1.45 Gbits/sec 0 123 KBytes
[ 5] 2.00-3.00 sec 171 MBytes 1.43 Gbits/sec 0 123 KBytes
[ 5] 3.00-4.00 sec 171 MBytes 1.44 Gbits/sec 0 123 KBytes
[ 5] 4.00-5.00 sec 170 MBytes 1.42 Gbits/sec 0 123 KBytes
[ 5] 5.00-6.00 sec 169 MBytes 1.41 Gbits/sec 0 123 KBytes
[ 5] 6.00-7.00 sec 159 MBytes 1.33 Gbits/sec 0 123 KBytes
[ 5] 7.00-8.00 sec 154 MBytes 1.29 Gbits/sec 0 123 KBytes
[ 5] 8.00-9.00 sec 102 MBytes 854 Mbits/sec 0 123 KBytes
[ 5] 9.00-10.00 sec 125 MBytes 1.05 Gbits/sec 0 123 KBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bitrate Retr
[ 5] 0.00-10.00 sec 1.53 GBytes 1.31 Gbits/sec 0 sender
[ 5] 0.00-10.01 sec 1.53 GBytes 1.31 Gbits/sec receiver
iperf Done.Host -> Guesthost$ iperf3 -c 127.0.0.1
Connecting to host 127.0.0.1, port 5201
[ 5] local 127.0.0.1 port 61838 connected to 127.0.0.1 port 5201
[ ID] Interval Transfer Bitrate
[ 5] 0.00-1.00 sec 201 MBytes 1.68 Gbits/sec
[ 5] 1.00-2.00 sec 200 MBytes 1.68 Gbits/sec
[ 5] 2.00-3.00 sec 201 MBytes 1.69 Gbits/sec
[ 5] 3.00-4.00 sec 209 MBytes 1.75 Gbits/sec
[ 5] 4.00-5.00 sec 205 MBytes 1.72 Gbits/sec
[ 5] 5.00-6.00 sec 199 MBytes 1.67 Gbits/sec
[ 5] 6.00-7.00 sec 206 MBytes 1.73 Gbits/sec
[ 5] 7.00-8.00 sec 205 MBytes 1.72 Gbits/sec
[ 5] 8.00-9.00 sec 215 MBytes 1.81 Gbits/sec
[ 5] 9.00-10.00 sec 223 MBytes 1.87 Gbits/sec
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bitrate
[ 5] 0.00-10.00 sec 2.02 GBytes 1.73 Gbits/sec sender
[ 5] 0.00-10.05 sec 2.01 GBytes 1.72 Gbits/sec receiver
iperf Done. |
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Apparently fix:
limactl start template://dockerno longer boots (virtio-serial seems intermittently breaking virtio-net-pci) #1689socat -,echo=0,icanon=0 unix-connect:serial.sockprints nothing since PR 1674 (virtio serial) #1691