You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-10 - 15:02

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 Tue Mar 10, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
78919911138,10cyclictest0-21swapper/210:21:122
2485991110,6rtkit-daemon0-21swapper/309:34:383
7889991053,52cyclictest14635-21grep09:43:061
2485991050,5rtkit-daemon7740-21awk08:43:253
2485991050,5rtkit-daemon29206-21yum-updatesd-he06:31:153
78919910439,51cyclictest0-21swapper/208:06:012
7889991045,51cyclictest0-21swapper/109:07:501
2485991030,6rtkit-daemon0-21swapper/308:59:173
2485991030,4rtkit-daemon34-21rcuc/307:39:123
78919910236,12cyclictest0-21swapper/209:57:232
78919910236,12cyclictest0-21swapper/209:57:232
2485991020,5rtkit-daemon32457-21ssh09:22:313
78919910136,13cyclictest0-21swapper/210:33:412
78919910136,13cyclictest0-21swapper/210:33:412
78919910136,13cyclictest0-21swapper/208:00:022
7885991013,49cyclictest0-21swapper/009:03:140
78919910032,13cyclictest0-21swapper/208:36:522
7889991004,51cyclictest0-21swapper/108:48:131
7889991004,49cyclictest0-21swapper/110:24:391
7885991004,89cyclictest0-21swapper/010:58:050
2485991000,6rtkit-daemon0-21swapper/307:00:293
2485991000,6rtkit-daemon0-21swapper/306:54:593
2485991000,6rtkit-daemon0-21swapper/306:45:293
2485991000,6rtkit-daemon0-21swapper/306:42:293
7891999936,13cyclictest0-21swapper/211:03:542
7891999936,12cyclictest0-21swapper/209:04:192
7891999935,13cyclictest0-21swapper/208:31:442
7891999935,13cyclictest0-21swapper/208:31:442
788999996,50cyclictest0-21swapper/110:03:171
788999994,47cyclictest0-21swapper/110:53:341
788999985,50cyclictest0-21swapper/109:38:121
788999984,49cyclictest0-21swapper/110:17:481
788599985,47cyclictest0-21swapper/010:53:070
248599980,6rtkit-daemon0-21swapper/309:27:303
248599980,4rtkit-daemon12-21rcu_preempt06:16:453
789199974,28cyclictest0-21swapper/210:23:112
7891999737,13cyclictest0-21swapper/209:00:082
788999974,49cyclictest0-21swapper/108:05:241
788599973,49cyclictest0-21swapper/007:13:160
248599970,4rtkit-daemon12-21rcu_preempt07:23:203
789199963,29cyclictest0-21swapper/207:13:222
788999965,50cyclictest0-21swapper/110:58:201
788999965,48cyclictest0-21swapper/108:31:581
788999965,48cyclictest0-21swapper/108:31:581
788999965,47cyclictest0-21swapper/109:16:561
788999964,50cyclictest0-21swapper/109:09:491
788999964,50cyclictest0-21swapper/109:09:491
7891999536,13cyclictest0-21swapper/208:46:362
248599950,4rtkit-daemon441-21diskmemload08:12:183
788599945,43cyclictest0-21swapper/010:38:000
788599944,83cyclictest0-21swapper/008:31:180
788599944,83cyclictest0-21swapper/008:31:180
788599944,43cyclictest0-21swapper/010:48:220
789199934,26cyclictest0-21swapper/209:58:092
788599936,39cyclictest0-21swapper/008:08:250
788599933,47cyclictest0-21swapper/010:15:000
788599933,43cyclictest16557-21head10:33:100
788599933,43cyclictest16557-21head10:33:100
789199924,29cyclictest0-21swapper/207:48:142
789199924,29cyclictest0-21swapper/207:18:292
789199924,28cyclictest0-21swapper/210:58:152
7891999234,10cyclictest0-21swapper/209:30:032
7891999220,15cyclictest0-21swapper/210:32:232
788599925,81cyclictest0-21swapper/009:36:070
788599925,46cyclictest0-21swapper/008:06:310
788599925,45cyclictest0-21swapper/010:26:250
788599925,14cyclictest0-21swapper/007:57:540
788599923,44cyclictest0-21swapper/011:03:080
248599920,5rtkit-daemon9890-21uptime05:48:313
248599920,28rtkit-daemon22874-21ssh09:08:013
248599920,28rtkit-daemon22874-21ssh09:08:013
789199914,36cyclictest0-21swapper/209:47:412
7891999121,13cyclictest0-21swapper/209:48:092
788999914,51cyclictest0-21swapper/110:09:431
788999914,50cyclictest0-21swapper/107:47:541
788999914,50cyclictest0-21swapper/107:47:541
788599914,43cyclictest0-21swapper/009:13:180
788599913,44cyclictest0-21swapper/008:02:210
788599913,42cyclictest14178-21sensors_temp08:53:190
789199905,28cyclictest0-21swapper/210:13:432
789199904,39cyclictest0-21swapper/210:43:132
789199904,38cyclictest0-21swapper/209:38:252
788599906,44cyclictest0-21swapper/010:02:090
788599904,49cyclictest0-21swapper/008:45:500
788599895,46cyclictest0-21swapper/009:48:010
788599895,43cyclictest0-21swapper/006:21:470
788599895,43cyclictest0-21swapper/006:21:470
788599893,47cyclictest0-21swapper/010:28:100
248599890,30rtkit-daemon11101-21tail08:48:243
789199885,42cyclictest0-21swapper/208:23:092
789199884,39cyclictest0-21swapper/208:40:232
789199884,38cyclictest1419-21runrttasks06:13:232
789199884,28cyclictest0-21swapper/207:23:072
789199884,27cyclictest0-21swapper/209:33:232
789199883,41cyclictest0-21swapper/207:53:222
7891998817,14cyclictest0-21swapper/209:13:532
788599884,45cyclictest0-21swapper/009:18:050
248599880,24rtkit-daemon32412-21gltestperf08:33:103
789199875,39cyclictest0-21swapper/206:03:112
789199874,29cyclictest0-21swapper/210:03:212
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional