You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-17 - 04:03

OSADL QA Farm on Real-time of Mainline Linux

About - Hardware - CPUs - Benchmarks - Graphics - Benchmarks - Kernels - Boards/Distros - Latency monitoring - Latency plots - System data - Profiles - Compare - Awards

Default latency plot of shadow in rack #1, slot #6

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
Special  All - All RT - Optimization - Ethernet - Thumbnails - Next
  Intel
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack1slot6s.osadl.org (updated Mon Aug 17, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2919221220,6sleep029190-21latency22:25:010
2194991090,27rtkit-daemon0-21swapper/118:20:160
2194991070,27rtkit-daemon8750-21yum19:15:210
2194991050,26rtkit-daemon0-21swapper/122:19:590
2194991050,25rtkit-daemon0-21swapper/118:58:520
2194991040,7rtkit-daemon0-21swapper/121:37:010
2194991040,6rtkit-daemon0-21swapper/119:50:200
2194991040,6rtkit-daemon0-21swapper/119:50:200
2194991030,26rtkit-daemon16330-21if_eth018:25:080
2194991030,26rtkit-daemon16330-21if_eth018:25:080
2194991030,26rtkit-daemon0-21swapper/121:46:080
2194991030,26rtkit-daemon0-21swapper/120:41:480
2194991030,25rtkit-daemon0-21swapper/120:17:410
2194991020,8rtkit-daemon0-21swapper/120:21:410
2194991020,26rtkit-daemon0-21swapper/118:42:230
2194991020,25rtkit-daemon0-21swapper/117:58:540
2194991020,24rtkit-daemon0-21swapper/119:04:140
2194991020,24rtkit-daemon0-21swapper/118:49:220
2194991020,24rtkit-daemon0-21swapper/118:10:540
2194991010,22rtkit-daemon0-21swapper/121:16:020
2194991010,22rtkit-daemon0-21swapper/121:16:020
2194991000,23rtkit-daemon0-21swapper/119:09:440
2194991000,23rtkit-daemon0-21swapper/119:09:440
219499990,7rtkit-daemon0-21swapper/120:04:490
219499990,26rtkit-daemon0-21swapper/120:38:560
219499990,26rtkit-daemon0-21swapper/118:35:230
219499990,26rtkit-daemon0-21swapper/118:31:080
219499990,24rtkit-daemon0-21swapper/119:21:440
612999634,10cyclictest2739-21tr22:34:531
612999634,10cyclictest2739-21tr22:34:531
219499960,24rtkit-daemon0-21swapper/121:13:541
219499960,24rtkit-daemon0-21swapper/121:13:541
219499950,4rtkit-daemon2193-21rtkit-daemon20:50:480
61499933,83cyclictest0-21swapper/322:28:553
61499925,79cyclictest19199-21hddtemp_smartct22:10:023
61499914,77cyclictest0-21swapper/321:49:513
61499904,80cyclictest1971-21timerwakeupswit20:05:153
61499904,78cyclictest6437-21tune2fs22:39:573
61499904,77cyclictest10632-21taskset21:56:353
61499904,77cyclictest10632-21taskset21:56:353
61499903,79cyclictest23964-21cpuspeed_turbos20:39:543
219499900,5rtkit-daemon2193-21rtkit-daemon21:12:540
219499900,5rtkit-daemon2193-21rtkit-daemon21:12:540
61499894,77cyclictest6472-21fschecks_time18:05:073
219499890,26rtkit-daemon0-21swapper/118:59:071
61499883,63cyclictest20034-21ssh21:22:143
61499874,74cyclictest21993-21munin-node21:25:023
61499874,74cyclictest1227-21runrttasks18:35:473
61499874,74cyclictest0-21swapper/321:44:403
61499873,76cyclictest30531-21turbostat21:39:383
61499865,52cyclictest0-21swapper/323:14:513
61499865,52cyclictest0-21swapper/323:14:513
61499864,74cyclictest0-21swapper/322:51:503
61499864,73cyclictest8720-21turbostat.cron22:49:313
61499864,72cyclictest27807-21systemd-cgroups22:24:323
61499864,64cyclictest0-21swapper/321:12:363
61499864,64cyclictest0-21swapper/321:12:363
61499864,49cyclictest0-21swapper/323:22:293
61499864,48cyclictest25777-21switchtime21:30:123
61499863,74cyclictest0-21swapper/322:08:243
61499854,74cyclictest0-21swapper/320:52:093
61499854,73cyclictest0-21swapper/323:03:183
61499854,73cyclictest0-21swapper/319:25:033
61499854,72cyclictest0-21swapper/319:34:553
61499854,71cyclictest0-21swapper/317:59:483
61499854,62cyclictest20346-21munin-node20:35:093
61499854,48cyclictest0-21swapper/321:45:173
61499854,47cyclictest26919-21python23:10:083
61499853,74cyclictest25141-21crond23:09:353
61499853,74cyclictest1161-21aten_r1power_fr20:54:523
61499853,74cyclictest0-21swapper/322:02:153
61499844,73cyclictest18834-21unixbench_multi20:30:153
61499844,73cyclictest18834-21unixbench_multi20:30:153
61499844,73cyclictest0-21swapper/322:32:113
61499844,73cyclictest0-21swapper/320:15:243
61499844,73cyclictest0-21swapper/318:50:133
61499843,73cyclictest26988-21awk19:55:053
61499843,73cyclictest16271-21taskset20:27:413
61499843,47cyclictest0-21swapper/321:18:223
61499843,47cyclictest0-21swapper/321:18:223
219499840,21rtkit-daemon0-21swapper/120:18:341
61499834,71cyclictest0-21swapper/322:55:563
61499834,71cyclictest0-21swapper/321:01:093
61499834,71cyclictest0-21swapper/320:00:183
61499834,46cyclictest11994-21python20:20:133
61499833,53cyclictest0-21swapper/322:39:173
61499833,53cyclictest0-21swapper/322:39:173
219499820,4rtkit-daemon2193-21rtkit-daemon22:58:280
61499814,70cyclictest0-21swapper/320:44:563
61499814,70cyclictest0-21swapper/320:10:403
61499814,60cyclictest21994-21df22:14:553
61499813,70cyclictest24641-21crond18:44:463
61499804,68cyclictest0-21swapper/319:43:313
61499803,62cyclictest25813-21idleruntime-cro19:54:433
61499803,62cyclictest25813-21idleruntime-cro19:54:433
61499794,59cyclictest25904-21iostat_ios18:45:103
61499793,67cyclictest3470-21munin-node17:59:583
219499790,4rtkit-daemon2193-21rtkit-daemon20:49:552
61499784,67cyclictest18465-21fschecks_time18:30:073
61499784,66cyclictest0-21swapper/319:04:393
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional