You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-24 - 20:07

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 50 highest latencies:
System rack1slot6s.osadl.org (updated Fri Jul 24, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
133209910836,13cyclictest0-21swapper/210:30:132
133209910537,13cyclictest0-21swapper/208:46:462
133209910537,13cyclictest0-21swapper/208:46:462
133209910134,13cyclictest0-21swapper/210:04:582
13316991013,46cyclictest0-21swapper/009:57:080
13320999937,12cyclictest0-21swapper/211:19:222
13316999939,8cyclictest22862-21kworker/0:108:57:210
219499980,4rtkit-daemon2193-21rtkit-daemon07:58:451
13316999740,9cyclictest5629-21ssh10:41:570
13320999640,12cyclictest0-21swapper/210:49:292
13320999640,12cyclictest0-21swapper/210:49:292
13316999534,13cyclictest0-21swapper/011:01:580
13316999338,9cyclictest929-21kworker/0:011:36:590
13316998834,13cyclictest0-21swapper/011:21:550
13316998022,12cyclictest0-21swapper/010:22:180
219499750,4rtkit-daemon2193-21rtkit-daemon10:40:313
1209027510,55sleep00-21swapper/006:12:130
219499740,6rtkit-daemon2193-21rtkit-daemon09:17:193
219499740,5rtkit-daemon2193-21rtkit-daemon11:12:153
219499740,5rtkit-daemon2193-21rtkit-daemon08:32:363
219499730,4rtkit-daemon2193-21rtkit-daemon08:37:583
219499730,4rtkit-daemon2193-21rtkit-daemon06:32:183
219499720,4rtkit-daemon2193-21rtkit-daemon11:34:523
13320997237,13cyclictest0-21swapper/209:47:022
219499710,5rtkit-daemon2193-21rtkit-daemon10:10:403
219499710,5rtkit-daemon2193-21rtkit-daemon10:10:403
13320997142,13cyclictest0-21swapper/208:27:052
13320997140,14cyclictest0-21swapper/211:01:582
305282700,15sleep31332199cyclictest08:52:053
219499700,4rtkit-daemon2193-21rtkit-daemon07:07:403
219499690,4rtkit-daemon2193-21rtkit-daemon11:44:063
219499690,4rtkit-daemon2193-21rtkit-daemon11:19:523
219499680,5rtkit-daemon2193-21rtkit-daemon06:16:573
219499680,4rtkit-daemon2193-21rtkit-daemon09:49:113
1331899686,54cyclictest0-21swapper/109:40:271
219499670,6rtkit-daemon2193-21rtkit-daemon09:35:493
219499670,5rtkit-daemon2193-21rtkit-daemon10:54:083
219499670,5rtkit-daemon2193-21rtkit-daemon08:21:443
219499670,5rtkit-daemon12926-21grep07:22:093
219499670,5rtkit-daemon12926-21grep07:22:093
219499670,4rtkit-daemon2193-21rtkit-daemon11:03:303
219499670,4rtkit-daemon2193-21rtkit-daemon07:37:383
219499670,4rtkit-daemon2193-21rtkit-daemon06:27:263
13320996738,13cyclictest0-21swapper/210:57:072
219499660,4rtkit-daemon2193-21rtkit-daemon11:01:083
219499660,4rtkit-daemon2193-21rtkit-daemon10:14:023
219499660,4rtkit-daemon2193-21rtkit-daemon10:00:553
13320996536,13cyclictest0-21swapper/210:46:302
13316996533,18cyclictest30060-21ssh10:29:240
1332099644,52cyclictest0-21swapper/209:10:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional