You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-03-22 - 01:30

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 #7, slot #3

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
  
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.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack7slot3s.osadl.org (updated Sat Mar 21, 2026 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
592991056,50cyclictest0-21swapper/009:00:190
592991012,79cyclictest23874-21sed10:40:350
59299982,81cyclictest0-21swapper/009:40:340
59299922,82cyclictest0-21swapper/011:55:330
59299912,78cyclictest16721-21latency09:15:260
59299912,75cyclictest0-21swapper/012:02:480
59299912,75cyclictest0-21swapper/012:02:480
59299912,74cyclictest0-21swapper/011:30:280
59299912,74cyclictest0-21swapper/011:30:280
59299911,3cyclictest0-21swapper/012:26:040
59299902,74cyclictest0-21swapper/009:10:210
59299901,67cyclictest681-21aten_rbpower_en07:10:210
59299892,75cyclictest0-21swapper/012:12:110
59299891,5cyclictest6358-21cut10:20:260
59299891,5cyclictest6358-21cut10:20:260
59299881,5cyclictest9341-21ssh12:20:340
119202880,3sleep1221ktimersoftd/109:48:181
59299872,68cyclictest0-21swapper/010:00:300
59299862,72cyclictest0-21swapper/007:15:290
59299861,70cyclictest0-21swapper/011:15:330
59299851,70cyclictest0-21swapper/012:39:580
59299841,72cyclictest0-21swapper/011:46:410
72882830,3sleep27291-21latency_hist11:40:072
592998327,25cyclictest11665-21latency_hist09:10:070
59299831,71cyclictest0-21swapper/009:34:540
59299831,68cyclictest0-21swapper/008:40:350
59299831,68cyclictest0-21swapper/008:40:350
59299826,42cyclictest0-21swapper/010:50:210
59299812,69cyclictest908-21runrttasks12:06:260
59299811,5cyclictest3801-21sed08:45:360
59299802,68cyclictest0-21swapper/009:37:450
59299802,63cyclictest0-21swapper/010:29:050
59299802,62cyclictest0-21swapper/011:35:210
592998017,48cyclictest0-21swapper/007:40:070
59299801,4cyclictest9823-21ssh11:03:410
59299801,4cyclictest9823-21ssh11:03:410
59299792,69cyclictest0-21swapper/012:34:240
59299781,3cyclictest0-21swapper/009:29:310
59299772,64cyclictest0-21swapper/009:21:090
59299772,64cyclictest0-21swapper/009:21:090
59299771,4cyclictest18118-21apt-get10:35:080
59299771,36cyclictest0-21swapper/007:40:190
37392770,2sleep30-21swapper/310:55:363
59299764,43cyclictest24041-21ls11:20:270
59299762,66cyclictest0-21swapper/011:26:460
59299762,59cyclictest0-21swapper/009:54:530
59299762,53cyclictest0-21swapper/007:55:580
59299761,5cyclictest27320-21taskset08:21:460
59299761,4cyclictest14434-21rm11:09:300
59299761,41cyclictest19665-21sh11:55:070
123562760,5sleep159399cyclictest11:05:441
59399756,38cyclictest7950irq/56-dwc_otg_12:20:141
59299755,58cyclictest0-21swapper/010:47:440
59299751,5cyclictest6662-21rm12:17:450
59299751,4cyclictest18118-21apt-get10:35:070
59299742,55cyclictest0-21swapper/010:14:390
59299741,4cyclictest6646-21ssh11:00:080
59299732,53cyclictest0-21swapper/008:01:280
59299732,46cyclictest0-21swapper/008:06:350
59299731,5cyclictest7778-21diskstats11:40:230
59299724,54cyclictest0-21swapper/008:15:070
59299724,54cyclictest0-21swapper/008:15:070
59299721,5cyclictest10819-21sh09:46:180
59299721,3cyclictest0-21swapper/008:15:330
592997211,37cyclictest20497-21ssh09:58:470
59299712,51cyclictest0-21swapper/011:12:200
59299711,52cyclictest27496-21sh10:06:130
59299711,52cyclictest27496-21sh10:06:130
59299701,52cyclictest15194-21apt-get07:50:190
59399698,5cyclictest7750irq/56-dwc_otg09:20:341
59399698,5cyclictest7750irq/56-dwc_otg09:20:341
59299699,46cyclictest0-21swapper/010:16:400
59299695,47cyclictest13372-21/usr/sbin/munin07:45:310
59299691,57cyclictest0-21swapper/008:32:120
59399682,35cyclictest24758-21ssh09:25:201
59299677,51cyclictest5691-21runrttasks07:23:340
59299671,59cyclictest29514-21ls08:30:070
59299662,50cyclictest0-21swapper/007:33:290
59299661,4cyclictest5997-21chrt08:54:070
267222660,2sleep10-21swapper/112:02:531
267222660,2sleep10-21swapper/112:02:531
594996523,22cyclictest12339-21cat09:10:252
59299651,3cyclictest0-21swapper/008:37:540
141002650,2sleep20-21swapper/211:08:552
594996424,22cyclictest20389-21rm12:34:512
59299641,3cyclictest0-21swapper/008:56:520
594996328,7cyclictest16871-21ls09:15:272
594996325,20cyclictest5007-21/usr/sbin/munin09:40:362
178412630,2sleep30-21swapper/307:55:333
594996226,13cyclictest3252-21/usr/sbin/munin07:15:332
59299621,4cyclictest0-21swapper/007:25:400
272252620,1sleep30-21swapper/310:05:433
272252620,1sleep30-21swapper/310:05:433
594996021,27cyclictest1323-21runrttasks09:35:252
59399601,25cyclictest1272-21rm09:35:241
594995919,15cyclictest22813-21tail10:00:362
594995822,22cyclictest25205-21ssh11:21:252
594995822,14cyclictest2373-21ssh12:12:282
594995821,20cyclictest10646-21ssh11:43:522
594995819,14cyclictest20495-21rm09:58:472
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional