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2026-08-22 - 07:03

OSADL QA Farm on Real-time of Mainline Linux

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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 
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  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 highest latencies:
System rack1slot6s.osadl.org (updated Sat Aug 22, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3247321040,7sleep00-21swapper/019:10:370
219499850,4rtkit-daemon2193-21rtkit-daemon20:50:030
219499850,4rtkit-daemon2193-21rtkit-daemon20:50:030
219499820,8rtkit-daemon0-21swapper/117:50:181
219499750,5rtkit-daemon2193-21rtkit-daemon23:05:063
37192654,53sleep00-21swapper/021:55:130
2456399654,53cyclictest0-21swapper/023:00:240
24566996446,10cyclictest15642-21runrttasks23:00:303
24566996443,14cyclictest0-21swapper/318:35:233
2456699644,53cyclictest0-21swapper/320:10:153
2456699644,53cyclictest0-21swapper/320:10:153
2456499634,30cyclictest0-21swapper/121:30:311
2456399637,34cyclictest0-21swapper/022:05:150
133332633,52sleep113466-21fschecks_time19:40:181
290552614,48sleep30-21swapper/319:05:213
24566996142,13cyclictest0-21swapper/320:15:223
24566996040,15cyclictest0-21swapper/319:55:273
2456699604,48cyclictest0-21swapper/320:01:033
2456399603,44cyclictest0-21swapper/021:52:590
84562593,13sleep20-21swapper/222:50:212
84562593,13sleep20-21swapper/222:50:212
2456699595,47cyclictest0-21swapper/319:25:343
2456399594,28cyclictest0-21swapper/020:39:020
2456399593,40cyclictest0-21swapper/022:31:270
2456699585,46cyclictest0-21swapper/320:41:573
2456399586,7cyclictest0-21swapper/021:45:340
2456399585,31cyclictest0-21swapper/018:45:260
2456399585,31cyclictest0-21swapper/018:45:260
24563995839,11cyclictest3804-21grep18:10:390
24563995824,11cyclictest17450-21ssh22:15:170
24563995811,14cyclictest0-21swapper/021:40:200
219499580,19rtkit-daemon2193-21rtkit-daemon22:25:152
117082583,48sleep20-21swapper/219:35:312
24566995739,12cyclictest0-21swapper/322:10:143
24566995739,12cyclictest0-21swapper/322:10:143
24566995739,11cyclictest11927-21munin-node20:30:313
2456699573,47cyclictest10945-21munin-node22:05:183
24564995722,28cyclictest13833-21ntp_states21:20:231
2456399575,16cyclictest0-21swapper/020:30:120
2456399574,14cyclictest0-21swapper/020:25:300
2456399573,39cyclictest0-21swapper/022:28:450
2456399573,36cyclictest0-21swapper/021:37:350
2456399573,36cyclictest0-21swapper/021:37:350
24563995713,20cyclictest0-21swapper/022:52:530
24563995713,20cyclictest0-21swapper/022:52:530
70632563,9sleep07175-21ssh22:00:120
247972563,46sleep20-21swapper/220:49:562
2456699564,45cyclictest0-21swapper/322:56:043
2456499564,37cyclictest0-21swapper/122:02:361
2456499563,36cyclictest0-21swapper/122:40:331
2456399565,31cyclictest0-21swapper/018:25:040
2456399565,16cyclictest0-21swapper/021:14:090
2456399565,15cyclictest0-21swapper/021:21:300
2456399564,29cyclictest0-21swapper/019:53:110
2456399564,13cyclictest0-21swapper/020:05:420
24563995634,12cyclictest29317-21crond18:00:050
2456399563,38cyclictest0-21swapper/020:48:490
24563995620,16cyclictest0-21swapper/019:01:480
219499560,6rtkit-daemon2193-21rtkit-daemon22:55:212
321952553,10sleep00-21swapper/022:38:180
2456699559,40cyclictest0-21swapper/321:30:263
2456699555,43cyclictest0-21swapper/322:50:173
2456699555,43cyclictest0-21swapper/322:50:173
24566995541,7cyclictest26872-21df_abs22:30:103
2456699554,45cyclictest0-21swapper/321:00:213
24566995536,13cyclictest0-21swapper/322:45:053
2456599554,44cyclictest0-21swapper/223:05:212
24565995518,20cyclictest0-21swapper/221:00:142
24565995516,11cyclictest30201-21missed_timers21:45:222
2456399555,30cyclictest0-21swapper/018:35:200
2456399554,37cyclictest0-21swapper/023:05:530
2456399554,29cyclictest0-21swapper/023:15:050
2456399554,29cyclictest0-21swapper/018:40:330
2456399553,47cyclictest0-21swapper/022:48:150
2456399553,32cyclictest22872-21ssh19:56:160
2456399553,25cyclictest0-21swapper/018:26:430
2456399552,36cyclictest0-21swapper/022:20:560
219499550,5rtkit-daemon2193-21rtkit-daemon22:31:372
219499550,5rtkit-daemon2193-21rtkit-daemon22:10:152
219499550,5rtkit-daemon2193-21rtkit-daemon22:10:152
53432543,44sleep10-21swapper/119:25:021
257042543,42sleep20-21swapper/219:00:042
24566995439,10cyclictest8727-21aten_r1power_fr20:25:113
24566995434,14cyclictest0-21swapper/321:07:413
24566995434,14cyclictest0-21swapper/319:15:123
24566995410,15cyclictest0-21swapper/322:20:053
24565995425,13cyclictest0-21swapper/220:05:012
24565995423,25cyclictest30497-21gltestperf22:35:132
2456499545,30cyclictest0-21swapper/121:25:121
2456399545,28cyclictest0-21swapper/019:25:300
2456399544,31cyclictest0-21swapper/020:12:280
2456399544,31cyclictest0-21swapper/020:12:280
2456399544,28cyclictest0-21swapper/020:59:010
2456399543,36cyclictest0-21swapper/022:55:510
227102543,9sleep00-21swapper/018:50:350
227102543,9sleep00-21swapper/018:50:350
221642542,46sleep10-21swapper/123:10:281
219499540,6rtkit-daemon2193-21rtkit-daemon22:05:082
219499540,5rtkit-daemon2193-21rtkit-daemon22:20:302
219499540,5rtkit-daemon2193-21rtkit-daemon22:00:232
219499540,5rtkit-daemon2193-21rtkit-daemon21:35:172
219499540,5rtkit-daemon2193-21rtkit-daemon21:35:172
219499540,5rtkit-daemon2193-21rtkit-daemon20:40:192
192482544,13sleep20-21swapper/221:30:112
164162542,10sleep20-21swapper/222:15:062
323392534,41sleep332471-21sed19:10:373
2456699535,41cyclictest0-21swapper/320:55:113
24566995335,11cyclictest26441-21fschecks_time21:40:153
24566995334,15cyclictest0-21swapper/321:20:303
2456699533,45cyclictest0-21swapper/321:27:283
2456599533,14cyclictest0-21swapper/219:10:242
2456499534,34cyclictest0-21swapper/121:55:251
2456399538,27cyclictest0-21swapper/019:40:110
2456399535,30cyclictest0-21swapper/020:15:200
2456399535,28cyclictest0-21swapper/020:20:340
2456399535,28cyclictest0-21swapper/018:15:290
2456399535,27cyclictest0-21swapper/021:05:340
2456399535,12cyclictest0-21swapper/018:31:520
2456399534,29cyclictest0-21swapper/021:02:270
2456399534,28cyclictest0-21swapper/023:10:060
2456399534,28cyclictest0-21swapper/021:25:030
2456399534,28cyclictest0-21swapper/020:04:220
2456399534,27cyclictest17301-21diskmemload22:40:160
2456399534,24cyclictest0-21swapper/019:30:140
2456399534,24cyclictest0-21swapper/019:30:140
2456399533,43cyclictest20626-21ssh20:41:300
24563995321,13cyclictest0-21swapper/021:15:160
219499530,6rtkit-daemon2193-21rtkit-daemon20:20:122
219499530,5rtkit-daemon2193-21rtkit-daemon22:41:142
219499530,5rtkit-daemon2193-21rtkit-daemon21:26:542
219499530,5rtkit-daemon2193-21rtkit-daemon20:25:192
190972533,43sleep00-21swapper/021:30:090
280552522,9sleep20-21swapper/219:04:442
2456699525,42cyclictest0-21swapper/321:10:293
2456699525,41cyclictest0-21swapper/322:40:253
2456699525,41cyclictest0-21swapper/320:45:313
24566995235,12cyclictest0-21swapper/323:14:503
24566995233,14cyclictest0-21swapper/323:15:113
24566995221,13cyclictest0-21swapper/320:35:123
24566995214,8cyclictest361ktimersoftd/322:04:243
2456599524,41cyclictest0-21swapper/221:50:162
24565995224,13cyclictest0-21swapper/221:15:212
24565995219,25cyclictest0-21swapper/220:55:342
2456499524,43cyclictest0-21swapper/121:35:271
2456499524,43cyclictest0-21swapper/121:35:271
2456499524,29cyclictest0-21swapper/120:12:241
2456499524,29cyclictest0-21swapper/120:12:241
2456499524,15cyclictest0-21swapper/122:45:141
24564995224,11cyclictest0-21swapper/121:05:301
24564995221,13cyclictest0-21swapper/120:55:311
24564995216,22cyclictest0-21swapper/119:57:361
2456399525,28cyclictest0-21swapper/019:45:300
2456399524,29cyclictest0-21swapper/022:10:120
2456399524,29cyclictest0-21swapper/022:10:120
2456399524,27cyclictest0-21swapper/018:00:150
225252523,8sleep322646-21cpuspeed_turbos21:35:083
225252523,8sleep322646-21cpuspeed_turbos21:35:083
219499520,5rtkit-daemon2193-21rtkit-daemon23:16:052
219499520,5rtkit-daemon2193-21rtkit-daemon23:00:282
219499520,5rtkit-daemon2193-21rtkit-daemon22:47:442
78892512,9sleep20-21swapper/221:10:482
254902512,43sleep10-21swapper/123:15:321
2456699515,40cyclictest25697-21crond19:00:033
2456699515,15cyclictest0-21swapper/321:50:093
24566995137,10cyclictest0-21swapper/319:50:213
24566995134,12cyclictest0-21swapper/321:45:253
24566995134,12cyclictest0-21swapper/320:05:213
24566995134,12cyclictest0-21swapper/318:30:053
24566995134,12cyclictest0-21swapper/318:05:193
24566995134,12cyclictest0-21swapper/318:05:193
24566995133,13cyclictest0-21swapper/319:30:273
24566995133,13cyclictest0-21swapper/319:30:273
24566995127,9cyclictest107550irq/46-eth020:50:333
24566995127,9cyclictest107550irq/46-eth020:50:333
24565995134,9cyclictest15468-21tr19:45:142
24565995125,12cyclictest0-21swapper/219:55:252
2456499515,28cyclictest0-21swapper/120:35:021
2456499515,27cyclictest0-21swapper/122:31:451
2456499514,30cyclictest0-21swapper/120:50:111
2456499514,30cyclictest0-21swapper/120:50:111
2456499514,29cyclictest0-21swapper/122:10:131
2456499514,29cyclictest0-21swapper/122:10:131
2456499514,29cyclictest0-21swapper/118:00:221
2456499514,28cyclictest0-21swapper/120:31:511
2456499514,28cyclictest0-21swapper/120:25:101
24564995122,12cyclictest0-21swapper/122:35:071
24564995122,11cyclictest0-21swapper/118:21:431
24564995121,13cyclictest0-21swapper/120:00:151
24564995121,12cyclictest0-21swapper/121:10:121
24564995111,12cyclictest0-21swapper/119:35:311
2456399515,27cyclictest0-21swapper/018:06:400
2456399515,27cyclictest0-21swapper/018:06:400
2456399515,25cyclictest0-21swapper/019:35:130
2456399514,28cyclictest0-21swapper/019:05:170
15452513,7sleep10-21swapper/121:02:131
2456699505,39cyclictest0-21swapper/322:35:203
24566995038,7cyclictest0-21swapper/321:55:273
24566995036,8cyclictest12052-21grep19:35:353
24566995030,14cyclictest0-21swapper/322:15:153
24566995028,7cyclictest10769-21rm21:15:293
24566995021,10cyclictest9053-21cat18:25:043
2456599505,39cyclictest0-21swapper/219:54:022
24565995029,8cyclictest17190-21ssh20:36:022
24565995022,22cyclictest0-21swapper/220:30:302
2456499504,29cyclictest0-21swapper/121:40:091
2456499504,29cyclictest0-21swapper/120:05:211
2456499504,29cyclictest0-21swapper/118:50:201
2456499504,29cyclictest0-21swapper/118:50:201
2456499504,28cyclictest0-21swapper/122:15:061
2456499504,28cyclictest0-21swapper/118:35:181
2456499504,26cyclictest0-21swapper/122:05:091
2456499503,34cyclictest0-21swapper/118:16:271
2456499503,27cyclictest0-21swapper/123:09:331
2456499503,26cyclictest0-21swapper/118:11:031
24564995019,12cyclictest0-21swapper/120:49:211
2456399504,27cyclictest0-21swapper/018:55:350
24563995018,13cyclictest0-21swapper/019:15:360
24566994935,9cyclictest26805-21gltestperf19:00:233
24566994934,9cyclictest909-21crond18:44:043
2456599493,40cyclictest0-21swapper/221:57:592
2456599493,39cyclictest0-21swapper/221:24:292
2456499495,27cyclictest0-21swapper/119:15:211
2456499495,27cyclictest0-21swapper/119:05:261
2456499494,28cyclictest0-21swapper/121:50:121
2456499494,28cyclictest0-21swapper/120:20:311
2456499494,28cyclictest0-21swapper/119:10:171
2456499494,28cyclictest0-21swapper/118:25:231
2456499494,27cyclictest0-21swapper/122:20:181
2456499494,27cyclictest0-21swapper/121:15:271
2456499494,26cyclictest0-21swapper/122:55:051
24564994923,12cyclictest0-21swapper/119:52:201
24564994920,13cyclictest0-21swapper/122:53:081
24564994920,13cyclictest0-21swapper/122:53:081
24564994920,12cyclictest0-21swapper/121:45:161
24564994919,12cyclictest0-21swapper/123:00:191
24564994918,13cyclictest0-21swapper/122:25:231
24563994917,13cyclictest0-21swapper/019:20:330
228992494,38sleep20-21swapper/223:13:152
279152482,40sleep10-21swapper/119:02:531
24566994828,14cyclictest0-21swapper/317:50:383
24565994834,9cyclictest12902-21head19:40:122
24565994829,7cyclictest4852-21ssh20:19:032
24565994825,10cyclictest0-21swapper/220:10:452
24565994825,10cyclictest0-21swapper/220:10:452
2456499484,27cyclictest0-21swapper/118:40:251
2456499484,26cyclictest0-21swapper/118:55:341
2456499484,13cyclictest0-21swapper/120:19:371
24564994819,12cyclictest0-21swapper/120:40:101
24564994818,13cyclictest0-21swapper/117:55:261
24563994827,14cyclictest0-21swapper/017:55:050
219499480,5rtkit-daemon2193-21rtkit-daemon21:41:542
24566994732,9cyclictest16030-21gltestperf19:45:203
24566994731,12cyclictest0-21swapper/320:20:173
24566994730,13cyclictest0-21swapper/322:25:213
24566994719,11cyclictest0-21swapper/319:25:023
24565994732,8cyclictest2827-21ssh21:05:112
2456599473,38cyclictest0-21swapper/219:20:312
24565994725,10cyclictest0-21swapper/220:05:282
2456499474,26cyclictest0-21swapper/119:25:271
98992462,38sleep10-21swapper/119:32:081
98992462,38sleep10-21swapper/119:32:081
87022462,9sleep20-21swapper/218:21:392
24566994632,9cyclictest22820-21unixbench-2d18:50:353
24566994632,9cyclictest22820-21unixbench-2d18:50:353
2456599463,37cyclictest0-21swapper/220:50:392
2456599463,37cyclictest0-21swapper/220:50:392
2456599463,36cyclictest0-21swapper/218:05:332
2456599463,36cyclictest0-21swapper/218:05:332
24565994628,12cyclictest0-21swapper/218:50:132
24565994628,12cyclictest0-21swapper/218:50:132
24565994619,9cyclictest20921-21latency_hist18:50:042
24565994619,9cyclictest20921-21latency_hist18:50:042
2456499464,26cyclictest0-21swapper/118:46:461
2456499464,26cyclictest0-21swapper/118:46:461
2456499464,26cyclictest0-21swapper/118:31:441
24564994622,8cyclictest18-21rcuc/119:45:281
24564994617,12cyclictest0-21swapper/118:09:551
24564994617,12cyclictest0-21swapper/118:09:551
243422464,35sleep00-21swapper/017:47:440
19202462,9sleep20-21swapper/218:10:102
134722462,9sleep20-21swapper/218:31:342
314422452,9sleep30-21swapper/318:01:453
2456699459,30cyclictest0-21swapper/318:20:063
2456699455,35cyclictest0-21swapper/318:30:383
24566994532,8cyclictest2382-21cut18:10:193
24565994520,20cyclictest1227-21runrttasks17:56:572
24565994518,21cyclictest0-21swapper/218:04:422
66032442,35sleep20-21swapper/219:25:232
2456699447,12cyclictest0-21swapper/319:45:013
2456699444,34cyclictest0-21swapper/318:45:263
2456699444,34cyclictest0-21swapper/318:45:263
2456699444,11cyclictest29323-21latency_hist18:00:053
2456599443,35cyclictest0-21swapper/217:50:062
24565994420,7cyclictest6585-21latency_hist18:20:062
259922432,10sleep20-21swapper/217:50:312
159862433,9sleep20-21swapper/218:38:152
112052432,35sleep20-21swapper/218:28:122
79712422,34sleep20-21swapper/219:30:112
79712422,34sleep20-21swapper/219:30:112
2456599424,31cyclictest0-21swapper/219:15:132
24565994219,11cyclictest0-21swapper/218:41:402
283122412,9sleep20-21swapper/219:05:082
24566994125,11cyclictest0-21swapper/317:50:063
2456499384,29cyclictest0-21swapper/117:50:061
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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