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2026-05-24 - 23:24
OSADL QA Farm

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of system in rack #f, slot #5

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 
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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: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackfslot5.osadl.org (updated Sun May 24, 2026 12:46:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)		T*(,W**)
latency
(µs)		CmdPIDPrioCmd
466399940931,5cyclictest0-21swapper/308:05:373
466299906896,5cyclictest0-21swapper/208:05:362
466099885865,14cyclictest11422-21kworker/0:2+events_freezable_power_08:05:360
466099813770,37cyclictest8260-21kworker/0:3+events_freezable_power_07:32:430
466099811771,34cyclictest15035-21kworker/0:2+events_freezable_power_11:01:050
466099810770,34cyclictest19843-21kworker/0:4+events_freezable_power_08:27:330
466099808768,34cyclictest15035-21kworker/0:2+events_freezable_power_11:44:560
466099807766,35cyclictest30149-21kworker/0:0+events_freezable_power_09:22:220
466099806769,32cyclictest15035-21kworker/0:2+events_freezable_power_10:50:060
466099806765,34cyclictest20067-21kworker/0:6+events_freezable_power_07:21:440
466099806765,34cyclictest20067-21kworker/0:6+events_freezable_power_07:21:440
466099803767,31cyclictest12703-21kworker/0:0+events_freezable_power_12:06:530
466099803766,32cyclictest8260-21kworker/0:3+events_freezable_power_08:49:290
466099803763,34cyclictest11422-21kworker/0:2+events_freezable_power_09:44:190
466099801764,32cyclictest24932-21kworker/0:1+events_freezable_power_10:39:080
466099801764,32cyclictest24932-21kworker/0:1+events_freezable_power_10:39:080
466099799759,34cyclictest20308-21kworker/0:5+events_freezable_power_12:39:470
466099798762,31cyclictest7520-21kworker/0:4+events_freezable_power_11:33:590
466099797754,38cyclictest11422-21kworker/0:2+events_freezable_power_08:16:340
466099797754,38cyclictest11422-21kworker/0:2+events_freezable_power_08:16:340
466099796760,31cyclictest14771-21kworker/0:7+events_freezable_power_10:06:150
466099796760,31cyclictest14771-21kworker/0:7+events_freezable_power_10:06:150
466099793752,34cyclictest18780-21kworker/0:5+events_freezable_power_11:12:030
466099793752,34cyclictest18780-21kworker/0:5+events_freezable_power_11:12:020
466099791751,34cyclictest18780-21kworker/0:5+events_freezable_power_11:23:010
466099791751,34cyclictest18780-21kworker/0:5+events_freezable_power_11:23:010
466099790750,34cyclictest30149-21kworker/0:0+events_freezable_power_09:11:250
466099788748,34cyclictest24932-21kworker/0:1+events_freezable_power_09:33:210
466099787751,31cyclictest8260-21kworker/0:3+events_freezable_power_12:17:510
466099785746,33cyclictest15035-21kworker/0:2+events_freezable_power_10:17:130
466099784747,32cyclictest11422-21kworker/0:2+events_freezable_power_07:54:380
466099782746,31cyclictest20308-21kworker/0:5+events_freezable_power_12:28:490
466099780740,34cyclictest15035-21kworker/0:2+events_freezable_power_10:28:110
466199727717,5cyclictest0-21swapper/111:55:551
466199723713,5cyclictest0-21swapper/108:05:371
466299709700,4cyclictest0-21swapper/211:55:552
466399688678,5cyclictest0-21swapper/308:38:313
466099687668,13cyclictest7520-21kworker/0:4+events_freezable_power_11:55:550
466399677667,5cyclictest0-21swapper/309:00:273
466399677667,5cyclictest0-21swapper/309:00:263
466399672663,5cyclictest0-21swapper/309:55:163
466399660650,5cyclictest0-21swapper/307:43:413
466199659650,4cyclictest0-21swapper/109:00:271
466199659650,4cyclictest0-21swapper/109:00:261
466199656646,5cyclictest0-21swapper/109:55:171
466299653644,4cyclictest0-21swapper/208:38:302
466399647637,5cyclictest0-21swapper/311:01:053
466399646636,5cyclictest0-21swapper/307:32:423
466399645635,5cyclictest0-21swapper/308:27:323
466399643634,5cyclictest0-21swapper/310:50:073
466399642633,5cyclictest0-21swapper/311:44:573
466399641632,5cyclictest0-21swapper/312:06:533
466299641632,4cyclictest0-21swapper/209:00:272
466299641632,4cyclictest0-21swapper/209:00:262
466399640631,5cyclictest0-21swapper/309:22:233
466399640631,5cyclictest0-21swapper/308:49:283
466399639630,5cyclictest0-21swapper/307:21:453
466399639630,5cyclictest0-21swapper/307:21:453
466399639629,5cyclictest0-21swapper/310:39:093
466399639629,5cyclictest0-21swapper/310:39:093
466399638629,5cyclictest0-21swapper/309:44:193
466299638629,4cyclictest0-21swapper/209:55:172
466299638625,8cyclictest0-21swapper/207:10:472
466399636627,5cyclictest0-21swapper/311:33:593
466399634625,5cyclictest0-21swapper/310:06:153
466399634625,5cyclictest0-21swapper/310:06:153
466399633624,5cyclictest0-21swapper/312:39:473
466099629613,11cyclictest14771-21kworker/0:7+events_freezable_power_08:38:300
466399628619,5cyclictest0-21swapper/308:16:343
466399628619,5cyclictest0-21swapper/308:16:343
466399628618,5cyclictest0-21swapper/311:12:033
466399628618,5cyclictest0-21swapper/311:12:033
466399626617,5cyclictest0-21swapper/311:23:013
466399626617,5cyclictest0-21swapper/311:23:013
466399625616,5cyclictest0-21swapper/312:17:513
466399625616,5cyclictest0-21swapper/309:11:243
466299625616,4cyclictest0-21swapper/207:43:402
466099623593,25cyclictest25244-21kworker/0:5+events_freezable_power_07:10:470
466399622613,5cyclictest0-21swapper/309:33:203
466399621612,5cyclictest0-21swapper/312:28:483
466399621612,5cyclictest0-21swapper/310:17:123
466399621612,5cyclictest0-21swapper/307:54:383
466399614605,5cyclictest0-21swapper/310:28:113
466299612603,4cyclictest0-21swapper/211:01:042
466299611602,4cyclictest0-21swapper/207:32:432
466099611601,6cyclictest8260-21kworker/0:3+events_freezable_power_09:00:260
466099611601,6cyclictest8260-21kworker/0:3+events_freezable_power_09:00:260
466299610601,4cyclictest0-21swapper/208:27:322
466299609600,4cyclictest0-21swapper/210:50:062
466299608599,4cyclictest0-21swapper/211:44:572
466299607598,4cyclictest0-21swapper/212:06:532
466099607598,5cyclictest8260-21kworker/0:3+events_freezable_power_09:55:170
466299606597,4cyclictest0-21swapper/209:22:222
466299606597,4cyclictest0-21swapper/208:49:292
466299605596,4cyclictest0-21swapper/207:21:442
466299605596,4cyclictest0-21swapper/207:21:442
466299604595,4cyclictest0-21swapper/210:39:092
466299604595,4cyclictest0-21swapper/210:39:082
466299604595,4cyclictest0-21swapper/209:44:182
466299602593,4cyclictest0-21swapper/211:33:592
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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