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2026-04-22 - 12:53
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 Wed Apr 22, 2026 00:46:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)		T*(,W**)
latency
(µs)		CmdPIDPrioCmd
3180499908898,5cyclictest0-21swapper/219:36:532
3180299880848,26cyclictest4185-21kworker/0:7+events_freezable_power_19:36:530
3180599822813,5cyclictest0-21swapper/319:36:523
3180499752742,5cyclictest0-21swapper/222:43:182
3180499727717,5cyclictest0-21swapper/220:20:442
3180499726716,5cyclictest0-21swapper/221:59:262
3180299725692,27cyclictest4896-21kworker/0:0+events_freezable_power_22:43:180
3180499707697,5cyclictest0-21swapper/223:05:152
3180499706694,7cyclictest0-21swapper/200:11:022
3180299706667,34cyclictest4185-21kworker/0:7+events_freezable_power_20:20:440
3180499705695,5cyclictest0-21swapper/222:21:222
3180499704692,7cyclictest0-21swapper/221:26:322
3180499701689,7cyclictest0-21swapper/223:16:132
3180499701689,7cyclictest0-21swapper/223:16:132
3180499698688,5cyclictest0-21swapper/223:38:092
3180499698688,5cyclictest0-21swapper/200:00:042
3180499698686,7cyclictest0-21swapper/220:42:412
3180499697687,5cyclictest0-21swapper/220:53:382
3180499697687,5cyclictest0-21swapper/219:47:502
3180499697685,7cyclictest0-21swapper/223:49:062
3180499697685,7cyclictest0-21swapper/221:37:302
3180499696686,5cyclictest0-21swapper/221:04:362
3180499696685,5cyclictest0-21swapper/221:15:352
3180499693683,5cyclictest0-21swapper/222:10:252
3180499693683,5cyclictest0-21swapper/222:10:252
3180299692666,20cyclictest899-21kworker/0:6+events_freezable_power_21:59:270
3180499691681,5cyclictest0-21swapper/223:27:112
3180499691681,5cyclictest0-21swapper/222:32:212
3180499691681,5cyclictest0-21swapper/222:32:212
3180499691679,7cyclictest0-21swapper/219:58:482
3180499687677,5cyclictest0-21swapper/222:54:172
3180499687677,5cyclictest0-21swapper/222:54:172
3180499687677,5cyclictest0-21swapper/221:48:292
3180499687677,5cyclictest0-21swapper/221:48:292
3180499687677,5cyclictest0-21swapper/219:25:542
3180499682670,7cyclictest0-21swapper/220:31:432
3180299682647,28cyclictest9990-21kworker/0:2+events_freezable_power_23:05:150
3180499681669,7cyclictest0-21swapper/220:09:472
3180499680670,5cyclictest0-21swapper/219:14:562
3180499680670,5cyclictest0-21swapper/200:22:012
3180499680670,5cyclictest0-21swapper/200:22:002
3180299679645,29cyclictest30821-21kworker/0:3+events_freezable_power_22:21:220
3180499678668,5cyclictest0-21swapper/200:32:582
3180299675644,25cyclictest16243-21kworker/0:4+events_freezable_power_00:11:020
3180299673642,25cyclictest23672-21kworker/0:2+events_freezable_power_21:26:320
3180299673635,33cyclictest30831-21kworker/0:5+events_freezable_power_21:37:300
3180299671638,26cyclictest27766-21kworker/0:5+events_freezable_power_00:00:040
3180299670639,25cyclictest16243-21kworker/0:4+events_freezable_power_23:16:130
3180299670639,25cyclictest16243-21kworker/0:4+events_freezable_power_23:16:120
3180299670638,26cyclictest9990-21kworker/0:2+events_freezable_power_23:38:090
3180299669637,26cyclictest8056-21kworker/0:0+events_freezable_power_21:04:360
3180299669637,26cyclictest4185-21kworker/0:7+events_freezable_power_19:47:500
3180299669637,26cyclictest14466-21kworker/0:1+events_freezable_power_20:53:380
3180599666657,5cyclictest0-21swapper/322:43:193
3180299666636,24cyclictest14466-21kworker/0:1+events_freezable_power_20:42:410
3180299666635,25cyclictest27766-21kworker/0:5+events_freezable_power_23:49:070
3180299663631,26cyclictest16243-21kworker/0:4+events_freezable_power_23:27:110
3180299663631,26cyclictest14466-21kworker/0:1+events_freezable_power_22:32:210
3180299663631,26cyclictest14466-21kworker/0:1+events_freezable_power_22:32:210
3180299662627,28cyclictest30821-21kworker/0:3+events_freezable_power_21:48:290
3180299662627,28cyclictest30821-21kworker/0:3+events_freezable_power_21:48:290
3180299660635,20cyclictest30821-21kworker/0:3+events_freezable_power_21:15:350
3180299660629,25cyclictest2620-21kworker/0:4+events_freezable_power_19:58:480
3180299658633,20cyclictest30821-21kworker/0:3+events_freezable_power_22:10:250
3180299658633,20cyclictest30821-21kworker/0:3+events_freezable_power_22:10:250
3180299656627,24cyclictest4896-21kworker/0:0+events_freezable_power_22:54:170
3180299656627,24cyclictest4896-21kworker/0:0+events_freezable_power_22:54:170
3180299653627,20cyclictest30821-21kworker/0:3+events_freezable_power_19:25:540
3180299652620,26cyclictest4185-21kworker/0:7+events_freezable_power_19:14:570
3180299652620,26cyclictest10982-21kworker/0:0+events_freezable_power_00:22:000
3180299652620,26cyclictest10982-21kworker/0:0+events_freezable_power_00:22:000
3180299651620,25cyclictest30821-21kworker/0:3+events_freezable_power_20:31:430
3180299651618,27cyclictest30821-21kworker/0:3+events_freezable_power_00:32:590
3180299649619,24cyclictest4185-21kworker/0:7+events_freezable_power_20:09:470
3180599641632,5cyclictest0-21swapper/320:20:453
3180599640631,5cyclictest0-21swapper/321:59:273
3180399640631,4cyclictest0-21swapper/119:36:521
3180399637627,5cyclictest0-21swapper/100:11:021
3180399635625,5cyclictest0-21swapper/121:26:331
3180399632622,5cyclictest0-21swapper/123:16:131
3180399632622,5cyclictest0-21swapper/123:16:121
3180399629619,5cyclictest0-21swapper/121:37:311
3180399629619,5cyclictest0-21swapper/121:15:341
3180399629619,5cyclictest0-21swapper/120:42:401
3180399628618,5cyclictest0-21swapper/123:49:071
3180399626616,5cyclictest0-21swapper/122:10:251
3180399626616,5cyclictest0-21swapper/122:10:241
3180399622612,5cyclictest0-21swapper/119:58:491
3180599621612,5cyclictest0-21swapper/323:05:153
3180599620611,5cyclictest0-21swapper/322:21:233
3180599616609,3cyclictest0-21swapper/300:11:023
3180599614607,3cyclictest0-21swapper/321:26:333
3180399613603,5cyclictest0-21swapper/120:31:421
3180599612603,5cyclictest0-21swapper/323:38:093
3180599612603,5cyclictest0-21swapper/319:47:513
3180599612603,5cyclictest0-21swapper/300:00:043
3180399612602,5cyclictest0-21swapper/120:09:461
3180599611604,3cyclictest0-21swapper/323:16:133
3180599611604,3cyclictest0-21swapper/323:16:133
3180599611602,5cyclictest0-21swapper/321:04:373
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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