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Pooled summary of the D-Bus helper measurements

summarise.py's output over every completed repeat of the matrix, the 150 ms / 2 Mbit rerun and the std-vga row, as described in the measurements page. Case names are <display>-relay: off and all are spice-server's streaming-video, helper is andris on virtio-gpu, and stdhelper is andris on std-vga. 13 repeats were lost to a first key press over 15 s and are excluded; see the Repeats column.

In the helper-relay and stdhelper-relay rows, the backend columns (Backend Recv-Q, Backend skmem) and "qemu Send-Q" describe andris's SPICE socket, not qemu's: andris listens where spice-server would. So the 1957 / 2570 KiB "qemu Send-Q" at 80 ms / 10 Mbit heavy is andris's send queue, not a queue inside qemu.

Link Activity Proxy Repeats good (died, failed) n (timeouts) p50 ms p95 ms max ms Display Mbit/s ss / metrics Client Send-Q p50/p95 KiB Client sRTT ms cwnd Backend Recv-Q p50/max KiB Backend skmem max KiB (rcvbuf) qemu Send-Q p50/p95 KiB
0ms-0mbit busy all-relay 2 (0, 0) 80 (0) 20 32 35 8.9 / 8.7 0/0 0 82 0/0 0 (5441) 0/0
0ms-0mbit busy helper-relay 2 (0, 0) 80 (0) 21 35 40 1.2 / 1.2 0/0 1 69 0/0 0 (6144) 0/5
0ms-0mbit busy off-relay 2 (0, 0) 80 (0) 21 32 35 105.1 / 103.8 0/123 1 173 0/64 65 (5441) 0/93
0ms-0mbit busy stdhelper-relay 4 (0, 0) 160 (1) 45 245 5174 5.9 / 5.8 0/1 1 57 0/56 58 (6144) 0/6
0ms-0mbit heavy all-relay 2 (0, 0) 80 (0) 22 42 49 48.5 / 47.8 0/0 0 171 0/192 195 (5441) 0/62
0ms-0mbit heavy helper-relay 2 (0, 0) 80 (0) 22 36 42 2.0 / 2.1 0/0 1 26 0/0 0 (6144) 0/0
0ms-0mbit heavy off-relay 2 (0, 0) 80 (0) 33 173 237 152.7 / 151.0 0/10 0 116 0/155 158 (6144) 37/128
0ms-0mbit heavy stdhelper-relay 4 (0, 0) 160 (0) 52 580 4145 16.0 / 15.8 0/1 1 55 0/66 68 (6144) 0/5
0ms-0mbit idle all-relay 2 (0, 0) 80 (0) 19 30 31 0.0 / 0.0 0/0 1 10 0/0 0 (6144) 0/0
0ms-0mbit idle helper-relay 2 (0, 0) 80 (0) 3 5 5 0.0 / 0.0 0/0 1 10 0/0 0 (6144) 0/0
0ms-0mbit idle off-relay 2 (0, 0) 80 (0) 15 30 32 0.0 / 0.0 0/0 1 10 0/0 0 (5441) 0/0
150ms-2mbit busy all-relay 4 (0, 0) 160 (0) 185 239 331 1.6 / nan 38/96 193 57 0/0 1 (5911) 0/13
150ms-2mbit busy helper-relay 0 (0, 4) 0 (0) nan nan nan nan / nan nan/nan nan nan nan/nan nan (nan) nan/nan
150ms-2mbit busy off-relay 4 (0, 0) 160 (0) 869 1113 1189 1.8 / nan 204/266 304 50 0/0 1 (6144) 0/0
150ms-2mbit heavy all-relay 4 (0, 0) 160 (0) 7315 7901 8011 1.9 / nan 253/301 309 51 437/2691 2712 (4068) 0/0
150ms-2mbit heavy helper-relay 0 (0, 4) 0 (0) nan nan nan nan / nan nan/nan nan nan nan/nan nan (nan) nan/nan
150ms-2mbit heavy off-relay 0 (0, 4) 0 (0) nan nan nan nan / nan nan/nan nan nan nan/nan nan (nan) nan/nan
20ms-50mbit busy all-relay 2 (0, 0) 80 (0) 38 52 54 7.7 / 7.6 28/34 24 134 0/252 335 (4068) 27/33
20ms-50mbit busy helper-relay 2 (0, 0) 80 (0) 40 56 58 1.2 / 1.3 4/6 27 125 0/5 6 (1341) 0/5
20ms-50mbit busy off-relay 2 (0, 0) 80 (0) 135 172 183 43.7 / 43.4 625/834 38 157 0/252 253 (4555) 0/56
20ms-50mbit heavy all-relay 2 (0, 0) 80 (0) 39 53 57 35.3 / 35.0 173/250 29 122 0/817 961 (3581) 0/44
20ms-50mbit heavy helper-relay 2 (0, 0) 80 (0) 43 56 58 1.8 / 1.9 0/87 24 52 0/545 588 (6144) 0/6
20ms-50mbit heavy off-relay 2 (0, 0) 80 (0) 250 319 344 44.1 / 43.8 749/884 38 159 501/957 1224 (5016) 0/500
80ms-10mbit busy all-relay 2 (0, 0) 80 (0) 101 114 124 5.6 / 5.5 67/86 94 107 0/29 30 (4578) 0/28
80ms-10mbit busy helper-relay 2 (0, 0) 80 (0) 106 119 121 0.9 / 0.9 6/16 91 127 0/196 198 (1480) 0/5
80ms-10mbit busy off-relay 2 (0, 0) 80 (0) 184 216 226 8.8 / 8.7 196/245 141 121 0/57 58 (4578) 0/0
80ms-10mbit busy stdhelper-relay 2 (0, 0) 80 (0) 135 160 294 6.2 / 6.1 82/102 97 129 0/1 126 (5441) 0/4
80ms-10mbit heavy all-relay 2 (0, 0) 80 (0) 113 277 336 8.0 / 7.9 128/438 116 126 0/2345 2623 (2627) 0/45
80ms-10mbit heavy helper-relay 2 (0, 0) 80 (0) 3492 4238 4396 9.4 / 9.4 609/723 150 124 1177/1332 1341 (1341) 1957/2570
80ms-10mbit heavy off-relay 2 (0, 0) 80 (0) 2039 2444 2473 9.3 / 9.3 612/728 150 123 1806/2814 3052 (5506) 0/25
80ms-10mbit heavy stdhelper-relay 1 (0, 1) 40 (0) 4400 5872 6130 9.4 / 9.4 614/724 155 128 3541/5956 6149 (6144) 0/2185
80ms-10mbit idle all-relay 2 (0, 0) 80 (0) 98 111 115 0.1 / 0.1 0/2 81 10 0/0 1 (4068) 0/0
80ms-10mbit idle helper-relay 2 (0, 0) 80 (0) 88 88 91 0.1 / 0.1 0/5 85 10 0/0 0 (1341) 0/0
80ms-10mbit idle off-relay 2 (0, 0) 80 (0) 96 111 112 0.1 / 0.1 0/2 83 10 0/0 1 (4068) 0/0
80ms-50mbit busy all-relay 2 (0, 0) 80 (0) 100 111 115 6.5 / 6.4 61/88 84 495 0/26 27 (4591) 0/28
80ms-50mbit busy helper-relay 2 (0, 0) 80 (0) 102 116 119 1.3 / 1.3 10/18 87 569 0/4 5 (2491) 0/5
80ms-50mbit busy off-relay 2 (0, 0) 80 (0) 105 118 120 16.4 / 16.1 186/237 88 477 0/18 83 (4591) 16/59
80ms-50mbit heavy all-relay 2 (0, 0) 80 (0) 99 111 113 18.5 / 18.1 203/313 88 468 0/2691 2705 (6144) 0/58
80ms-50mbit heavy helper-relay 2 (0, 0) 80 (0) 98 118 159 1.5 / 1.5 0/82 83 20 0/2232 2249 (6144) 0/0
80ms-50mbit heavy off-relay 2 (0, 0) 80 (0) 462 583 610 44.7 / 44.3 1997/2393 140 576 38/2691 2708 (6144) 0/516
80ms-5mbit busy all-relay 2 (0, 0) 80 (0) 118 144 157 4.3 / 4.2 63/86 114 75 0/22 23 (5122) 0/22
80ms-5mbit busy helper-relay 2 (0, 0) 80 (0) 3263 7313 7521 4.7 / 4.7 331/393 165 68 957/2180 2453 (6144) 0/0
80ms-5mbit busy off-relay 2 (0, 0) 80 (0) 371 453 467 4.5 / 4.5 202/260 160 66 0/0 0 (5122) 0/0
80ms-5mbit heavy all-relay 2 (0, 0) 80 (0) 112 470 1135 3.9 / 3.8 65/361 120 69 0/2564 2639 (4068) 0/32
80ms-5mbit heavy helper-relay 2 (0, 0) 80 (0) 6931 8586 8882 4.7 / 4.7 329/389 165 68 1181/1335 1341 (1341) 2093/2573
80ms-5mbit heavy off-relay 2 (0, 0) 80 (0) 4952 5302 5340 4.7 / 4.7 329/389 162 66 2142/3042 3394 (4068) 0/0
Link Activity Proxy Repeats Window Display msgs/s Mean msg KiB Client sRTT ms Msgs per sRTT 2W+1 Window ceiling msgs/s Stalls/s Time at threshold In flight p50: proxy / with backlog
0ms-0mbit busy all-relay 2 20 636 1.5 0 0 41 168067 0.2 0% 11 / 11
0ms-0mbit busy helper-relay 2 20 31 4.2 0 0 41 94229 0.0 0% 9 / 10
0ms-0mbit busy off-relay 2 20 635 22.1 1 0 41 56537 0.0 0% 12 / 13
0ms-0mbit busy stdhelper-relay 4 20 89 8.5 1 0 41 31965 0.0 0% 10 / 10
0ms-0mbit heavy all-relay 2 20 611 9.9 0 0 41 109364 0.1 0% 11 / 12
0ms-0mbit heavy helper-relay 2 20 8 16.9 0 0 41 88398 0.0 0% 10 / 10
0ms-0mbit heavy off-relay 2 20 472 43.2 0 0 41 163767 0.0 0% 10 / 12
0ms-0mbit heavy stdhelper-relay 4 20 65 27.7 1 0 41 36613 0.0 0% 10 / 10
0ms-0mbit idle all-relay 2 20 5 0.5 1 0 41 53050 0.0 0% 8 / 8
0ms-0mbit idle helper-relay 2 20 2 2.5 1 0 41 29144 0.0 0% 9 / 9
0ms-0mbit idle off-relay 2 20 5 0.5 1 0 41 30534 0.0 0% 8 / 8
150ms-2mbit busy all-relay 4 40 179 1.1 189 34 81 217 0.9 3% 55 / 58
150ms-2mbit busy off-relay 4 40 68 3.4 306 21 81 93 1.7 96% 81 / 81
150ms-2mbit heavy all-relay 4 40 19 12.3 309 6 81 35 0.2 9% 41 / 66
20ms-50mbit busy all-relay 2 20 629 1.5 24 15 41 1386 0.2 0% 24 / 40
20ms-50mbit busy helper-relay 2 20 32 4.2 26 1 41 994 0.0 0% 10 / 11
20ms-50mbit busy off-relay 2 20 267 21.6 39 10 41 364 13.4 91% 41 / 41
20ms-50mbit heavy all-relay 2 20 476 9.9 29 14 41 655 7.7 4% 26 / 27
20ms-50mbit heavy helper-relay 2 20 7 15.4 23 0 41 542 0.0 0% 9 / 9
20ms-50mbit heavy off-relay 2 20 134 43.1 39 5 41 222 1.9 1% 28 / 41
80ms-10mbit busy all-relay 2 40 524 1.4 93 49 81 575 9.3 19% 66 / 77
80ms-10mbit busy helper-relay 2 20 31 2.9 90 3 41 291 0.0 0% 12 / 13
80ms-10mbit busy off-relay 2 40 337 3.4 142 48 81 315 8.4 82% 81 / 81
80ms-10mbit busy stdhelper-relay 2 20 89 9.1 96 9 41 163 0.0 0% 20 / 20
80ms-10mbit heavy all-relay 2 40 161 6.4 113 18 81 249 0.5 3% 43 / 44
80ms-10mbit heavy helper-relay 2 20 8 150.4 151 1 41 15 0.0 0% 14 / 36
80ms-10mbit heavy off-relay 2 40 28 41.8 150 4 81 53 0.0 0% 36 / 81
80ms-10mbit heavy stdhelper-relay 1 20 8 154.1 155 1 41 15 0.0 0% 14 / 38
80ms-10mbit idle all-relay 2 40 5 0.4 81 0 81 852 0.0 0% 20 / 20
80ms-10mbit idle helper-relay 2 20 2 2.5 84 0 41 322 0.0 0% 10 / 10
80ms-10mbit idle off-relay 2 40 5 0.4 82 0 81 847 0.0 0% 20 / 20
80ms-50mbit busy all-relay 2 40 600 1.4 84 50 81 862 11.7 28% 62 / 72
80ms-50mbit busy helper-relay 2 20 31 4.2 87 3 41 398 0.0 0% 12 / 13
80ms-50mbit busy off-relay 2 40 600 3.6 88 53 81 718 13.1 34% 62 / 78
80ms-50mbit heavy all-relay 2 40 280 8.5 88 25 81 555 0.0 0% 46 / 46
80ms-50mbit heavy helper-relay 2 20 4 8.1 82 0 41 367 0.0 0% 9 / 9
80ms-50mbit heavy off-relay 2 40 136 42.8 143 19 81 189 1.6 18% 65 / 81
80ms-5mbit busy all-relay 2 40 389 1.4 112 44 81 389 7.8 14% 62 / 69
80ms-5mbit busy helper-relay 2 20 11 54.3 165 2 41 21 0.0 0% 13 / 33
80ms-5mbit busy off-relay 2 40 169 3.4 162 27 81 207 4.2 91% 81 / 81
80ms-5mbit heavy all-relay 2 40 95 5.1 115 11 81 179 0.5 7% 40 / 41
80ms-5mbit heavy helper-relay 2 20 4 151.0 165 1 41 8 0.0 0% 12 / 35
80ms-5mbit heavy off-relay 2 40 14 41.8 163 2 81 28 0.0 0% 30 / 82
Link Activity Proxy Repeats Proxy cores Proxy RSS mean / peak MiB qemu cores qemu RSS mean / peak MiB andris cores andris RSS mean / peak MiB Pixmap cache peak MiB
0ms-0mbit busy all-relay 2 0.014 9 / 9 0.161 208 / 212 - - -
0ms-0mbit busy helper-relay 2 0.004 9 / 10 0.087 189 / 189 0.207 49 / 52 -
0ms-0mbit busy off-relay 2 0.054 9 / 9 0.312 223 / 224 - - -
0ms-0mbit busy stdhelper-relay 4 0.008 9 / 10 0.775 195 / 198 0.221 54 / 65 -
0ms-0mbit heavy all-relay 2 0.029 9 / 9 0.173 216 / 219 - - -
0ms-0mbit heavy helper-relay 2 0.002 9 / 10 0.085 178 / 184 0.110 60 / 66 -
0ms-0mbit heavy off-relay 2 0.076 10 / 10 0.677 218 / 223 - - -
0ms-0mbit heavy stdhelper-relay 4 0.010 9 / 10 0.777 191 / 200 0.156 54 / 58 -
0ms-0mbit idle all-relay 2 0.001 9 / 9 0.020 204 / 208 - - -
0ms-0mbit idle helper-relay 2 0.001 9 / 9 0.018 181 / 188 0.004 35 / 37 -
0ms-0mbit idle off-relay 2 0.001 9 / 9 0.019 205 / 208 - - -
150ms-2mbit busy all-relay 4 0.008 9 / 9 0.141 216 / 224 - - -
150ms-2mbit busy off-relay 4 0.002 9 / 9 0.128 219 / 227 - - -
150ms-2mbit heavy all-relay 4 0.001 10 / 10 0.107 221 / 228 - - -
20ms-50mbit busy all-relay 2 0.013 9 / 9 0.179 208 / 212 - - -
20ms-50mbit busy helper-relay 2 0.004 9 / 10 0.100 188 / 189 0.227 47 / 49 -
20ms-50mbit busy off-relay 2 0.011 9 / 9 0.196 222 / 223 - - -
20ms-50mbit heavy all-relay 2 0.018 9 / 9 0.179 215 / 217 - - -
20ms-50mbit heavy helper-relay 2 0.002 9 / 10 0.103 190 / 193 0.111 47 / 48 -
20ms-50mbit heavy off-relay 2 0.011 9 / 10 0.230 221 / 222 - - -
80ms-10mbit busy all-relay 2 0.010 9 / 9 0.139 205 / 211 - - -
80ms-10mbit busy helper-relay 2 0.003 9 / 10 0.075 179 / 181 0.174 52 / 56 -
80ms-10mbit busy off-relay 2 0.005 9 / 9 0.145 217 / 224 - - -
80ms-10mbit busy stdhelper-relay 2 0.006 9 / 9 0.774 188 / 193 0.213 53 / 58 -
80ms-10mbit heavy all-relay 2 0.007 9 / 10 0.120 210 / 213 - - -
80ms-10mbit heavy helper-relay 2 0.003 10 / 10 0.096 185 / 189 0.054 41 / 42 -
80ms-10mbit heavy off-relay 2 0.002 10 / 10 0.126 221 / 222 - - -
80ms-10mbit heavy stdhelper-relay 1 0.002 10 / 10 0.764 197 / 198 0.060 50 / 51 -
80ms-10mbit idle all-relay 2 0.001 9 / 9 0.017 203 / 207 - - -
80ms-10mbit idle helper-relay 2 0.001 9 / 9 0.014 183 / 188 0.004 34 / 34 -
80ms-10mbit idle off-relay 2 0.001 9 / 9 0.021 202 / 208 - - -
80ms-50mbit busy all-relay 2 0.014 9 / 9 0.179 217 / 222 - - -
80ms-50mbit busy helper-relay 2 0.004 9 / 10 0.099 186 / 190 0.229 46 / 46 -
80ms-50mbit busy off-relay 2 0.013 9 / 9 0.221 224 / 228 - - -
80ms-50mbit heavy all-relay 2 0.014 9 / 9 0.158 217 / 221 - - -
80ms-50mbit heavy helper-relay 2 0.002 9 / 10 0.104 188 / 192 0.096 50 / 51 -
80ms-50mbit heavy off-relay 2 0.010 9 / 10 0.296 227 / 228 - - -
80ms-5mbit busy all-relay 2 0.011 9 / 9 0.160 215 / 221 - - -
80ms-5mbit busy helper-relay 2 0.002 10 / 10 0.102 191 / 194 0.062 41 / 45 -
80ms-5mbit busy off-relay 2 0.003 9 / 9 0.146 220 / 222 - - -
80ms-5mbit heavy all-relay 2 0.007 9 / 9 0.135 223 / 225 - - -
80ms-5mbit heavy helper-relay 2 0.002 10 / 10 0.101 188 / 194 0.039 37 / 38 -
80ms-5mbit heavy off-relay 2 0.002 9 / 10 0.135 222 / 228 - - -
Link Activity Proxy Repeats Background exact while animating (most px differing) Frozen SSIM mean / min Frozen PSNR min dB Settled (mirror lagged)
0ms-0mbit busy all-relay 2 0 of 2 (7680) 1.0000 / 1.0000 inf 2 of 2 (0)
0ms-0mbit busy helper-relay 2 0 of 2 (53248) 1.0000 / 1.0000 inf 2 of 2 (0)
0ms-0mbit busy off-relay 2 2 of 2 (0) 1.0000 / 1.0000 inf 2 of 2 (0)
0ms-0mbit busy stdhelper-relay 4 0 of 4 (53248) 1.0000 / 1.0000 inf 4 of 4 (0)
0ms-0mbit heavy all-relay 2 0 of 2 (7680) 1.0000 / 1.0000 inf 2 of 2 (0)
0ms-0mbit heavy helper-relay 2 0 of 2 (53248) 1.0000 / 1.0000 inf 2 of 2 (0)
0ms-0mbit heavy off-relay 2 2 of 2 (0) 1.0000 / 1.0000 inf 2 of 2 (0)
0ms-0mbit heavy stdhelper-relay 4 0 of 4 (53248) 1.0000 / 1.0000 inf 4 of 4 (0)
0ms-0mbit idle all-relay 2 2 of 2 (0) 1.0000 / 1.0000 inf 2 of 2 (0)
0ms-0mbit idle helper-relay 2 2 of 2 (0) 1.0000 / 1.0000 inf 2 of 2 (0)
0ms-0mbit idle off-relay 2 2 of 2 (0) 1.0000 / 1.0000 inf 2 of 2 (0)
150ms-2mbit busy all-relay 4 0 of 4 (7680) 1.0000 / 1.0000 inf 4 of 4 (0)
150ms-2mbit busy off-relay 4 4 of 4 (0) 0.9888 / 0.9888 43.9 4 of 4 (0)
150ms-2mbit heavy all-relay 4 4 of 4 (0) 1.0000 / 1.0000 inf 4 of 4 (0)
20ms-50mbit busy all-relay 2 0 of 2 (7680) 1.0000 / 1.0000 inf 2 of 2 (0)
20ms-50mbit busy helper-relay 2 0 of 2 (53248) 1.0000 / 1.0000 inf 2 of 2 (0)
20ms-50mbit busy off-relay 2 2 of 2 (0) 1.0000 / 1.0000 inf 2 of 2 (0)
20ms-50mbit heavy all-relay 2 0 of 2 (7680) 1.0000 / 1.0000 inf 2 of 2 (0)
20ms-50mbit heavy helper-relay 2 0 of 2 (53248) 1.0000 / 1.0000 inf 2 of 2 (0)
20ms-50mbit heavy off-relay 2 2 of 2 (0) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-10mbit busy all-relay 2 0 of 2 (7680) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-10mbit busy helper-relay 2 0 of 2 (53248) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-10mbit busy off-relay 2 2 of 2 (0) 0.9888 / 0.9888 43.9 2 of 2 (0)
80ms-10mbit busy stdhelper-relay 2 0 of 2 (53248) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-10mbit heavy all-relay 2 0 of 2 (7680) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-10mbit heavy helper-relay 2 0 of 2 (53248) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-10mbit heavy off-relay 2 2 of 2 (0) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-10mbit heavy stdhelper-relay 1 0 of 1 (53248) 1.0000 / 1.0000 inf 1 of 1 (0)
80ms-10mbit idle all-relay 2 2 of 2 (0) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-10mbit idle helper-relay 2 2 of 2 (0) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-10mbit idle off-relay 2 2 of 2 (0) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-50mbit busy all-relay 2 0 of 2 (7680) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-50mbit busy helper-relay 2 0 of 2 (53248) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-50mbit busy off-relay 2 2 of 2 (0) 0.9888 / 0.9888 43.9 2 of 2 (0)
80ms-50mbit heavy all-relay 2 0 of 2 (7680) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-50mbit heavy helper-relay 2 0 of 2 (53248) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-50mbit heavy off-relay 2 2 of 2 (0) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-5mbit busy all-relay 2 0 of 2 (7680) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-5mbit busy helper-relay 2 0 of 2 (53248) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-5mbit busy off-relay 2 2 of 2 (0) 0.9888 / 0.9888 43.9 2 of 2 (0)
80ms-5mbit heavy all-relay 2 2 of 2 (0) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-5mbit heavy helper-relay 2 0 of 2 (53248) 1.0000 / 1.0000 inf 2 of 2 (0)
80ms-5mbit heavy off-relay 2 2 of 2 (0) 1.0000 / 1.0000 inf 2 of 2 (0)

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