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2026-06-06 - 12:49

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 all highest latencies:
System rack1slot6s.osadl.org (updated Sat Jun 06, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3030321090,5sleep030300-21cat21:37:560
219499840,5rtkit-daemon2193-21rtkit-daemon22:57:341
246202710,9sleep01141999cyclictest22:17:470
11421997134,13cyclictest0-21swapper/222:13:092
1142299704,58cyclictest8177-21ssh21:07:373
92672695,53sleep29354-21basename18:57:412
1142299694,58cyclictest0-21swapper/322:37:373
1142299694,58cyclictest0-21swapper/322:37:373
11421996834,13cyclictest0-21swapper/221:02:232
11420996738,13cyclictest0-21swapper/121:13:041
1142199663,56cyclictest0-21swapper/220:52:492
1142199663,53cyclictest8733-21tune2fs21:07:432
194822653,54sleep00-21swapper/021:22:450
11421996533,12cyclictest0-21swapper/223:11:052
11420996542,13cyclictest0-21swapper/100:06:391
11420996542,13cyclictest0-21swapper/100:06:391
11419996513,16cyclictest0-21swapper/023:22:530
11419996513,16cyclictest0-21swapper/023:22:530
54582643,12sleep30-21swapper/323:26:283
54582643,12sleep30-21swapper/323:26:283
1142199647,47cyclictest0-21swapper/222:42:262
1142199647,47cyclictest0-21swapper/222:42:262
11421996434,13cyclictest0-21swapper/221:26:592
11421996412,45cyclictest2844-21cpuspeed_turbos23:22:322
11421996412,45cyclictest2844-21cpuspeed_turbos23:22:322
11420996441,13cyclictest0-21swapper/121:27:541
11420996438,9cyclictest13782-21df_inode22:02:371
11420996436,13cyclictest0-21swapper/121:02:381
1142199633,53cyclictest0-21swapper/200:12:492
1142199633,52cyclictest0-21swapper/223:42:352
1142199633,52cyclictest0-21swapper/200:18:312
1142099636,51cyclictest0-21swapper/100:22:441
1142099635,52cyclictest0-21swapper/123:02:491
1142099634,52cyclictest0-21swapper/121:17:571
1142099634,52cyclictest0-21swapper/121:17:571
11420996338,9cyclictest28530-21wc23:12:351
11420996337,13cyclictest0-21swapper/122:50:101
11420996336,12cyclictest0-21swapper/123:34:141
11420996334,13cyclictest0-21swapper/100:21:481
219499620,5rtkit-daemon2193-21rtkit-daemon00:19:460
11421996234,12cyclictest0-21swapper/222:22:382
11421996232,13cyclictest0-21swapper/219:27:492
1142199623,52cyclictest0-21swapper/223:47:482
1142199623,52cyclictest0-21swapper/221:52:362
1142199623,52cyclictest0-21swapper/221:47:462
1142199623,51cyclictest12672-21chrt22:47:482
1142199623,51cyclictest0-21swapper/221:37:472
1142199623,50cyclictest12872-21aten_r1power_vo23:37:302
1142199623,50cyclictest0-21swapper/221:46:452
1142099626,49cyclictest2974-21crond19:52:271
11420996238,7cyclictest26631-21ssh23:57:311
11420996238,7cyclictest26631-21ssh23:57:311
11420996236,12cyclictest0-21swapper/120:27:531
59612613,9sleep26006-21sh23:27:282
303342613,11sleep00-21swapper/023:14:040
11422996111,12cyclictest0-21swapper/323:55:403
1142199615,49cyclictest0-21swapper/222:27:442
1142199614,51cyclictest0-21swapper/200:22:372
1142199614,50cyclictest0-21swapper/221:27:412
11421996134,13cyclictest0-21swapper/200:07:272
11421996133,12cyclictest0-21swapper/222:59:262
11421996132,13cyclictest0-21swapper/221:12:392
1142199613,52cyclictest0-21swapper/223:17:322
1142199613,52cyclictest0-21swapper/222:02:552
1142199613,52cyclictest0-21swapper/220:12:362
1142199613,24cyclictest0-21swapper/222:09:582
1142099615,49cyclictest0-21swapper/123:27:421
11420996136,11cyclictest0-21swapper/123:21:001
11420996136,10cyclictest0-21swapper/122:27:431
11420996135,12cyclictest0-21swapper/122:25:101
11420996135,11cyclictest0-21swapper/120:43:091
11420996135,11cyclictest0-21swapper/120:43:091
11420996135,11cyclictest0-21swapper/100:15:381
11420996115,39cyclictest15408-21needreboot00:27:411
219499600,15rtkit-daemon2193-21rtkit-daemon21:17:010
162722603,49sleep00-21swapper/000:28:420
1142299605,12cyclictest0-21swapper/322:02:233
1142299605,12cyclictest0-21swapper/322:02:233
1142199603,50cyclictest0-21swapper/223:02:312
1142199603,48cyclictest0-21swapper/221:32:302
11420996038,7cyclictest6587-21kworker/1:222:32:411
11420996036,9cyclictest3315-21perl23:22:371
11420996036,9cyclictest3315-21perl23:22:371
11420996035,9cyclictest16033-21gltestperf20:17:441
11420996035,12cyclictest0-21swapper/100:11:211
11420996034,12cyclictest0-21swapper/121:46:001
11420996033,13cyclictest0-21swapper/123:43:081
237642592,10sleep00-21swapper/023:52:380
1142299595,29cyclictest0-21swapper/321:20:523
1142299595,29cyclictest0-21swapper/321:20:523
1142199594,49cyclictest0-21swapper/219:58:582
1142199594,49cyclictest0-21swapper/219:58:582
1142199594,48cyclictest0-21swapper/223:12:312
1142199594,48cyclictest0-21swapper/222:17:352
1142199594,48cyclictest0-21swapper/200:28:082
11421995931,12cyclictest0-21swapper/219:07:392
1142199593,48cyclictest4139-21diskmemload23:54:102
1142199592,48cyclictest9923-21aten2.4-expect21:57:342
1142199592,48cyclictest9923-21aten2.4-expect21:57:342
1142099594,49cyclictest0-21swapper/122:42:521
1142099594,49cyclictest0-21swapper/122:42:521
11420995936,12cyclictest0-21swapper/121:49:511
11420995935,9cyclictest7211-21yum-updatesd-he22:41:081
11420995935,9cyclictest7211-21yum-updatesd-he22:41:081
11420995935,10cyclictest0-21swapper/123:41:211
11420995933,12cyclictest0-21swapper/121:34:201
11420995932,12cyclictest0-21swapper/122:16:301
11420995930,12cyclictest0-21swapper/121:22:491
255172583,46sleep30-21swapper/321:32:363
219499580,5rtkit-daemon2193-21rtkit-daemon21:48:220
1142299585,29cyclictest0-21swapper/320:49:533
1142299584,47cyclictest0-21swapper/322:22:213
1142299584,46cyclictest22097-21munin-run20:32:253
1142199583,49cyclictest0-21swapper/221:02:572
1142099586,47cyclictest0-21swapper/121:12:141
11420995821,13cyclictest0-21swapper/120:57:561
1142099582,42cyclictest0-21swapper/121:41:441
11420995815,25cyclictest1227-21runrttasks19:45:231
11420995810,28cyclictest0-21swapper/123:47:411
11419995835,8cyclictest11673-21ssh22:47:340
219499570,6rtkit-daemon2193-21rtkit-daemon22:22:350
132682573,9sleep013401-21unixbench_singl19:03:020
1142299576,29cyclictest0-21swapper/323:03:503
1142299575,27cyclictest0-21swapper/321:28:433
1142299574,29cyclictest0-21swapper/323:42:543
1142299574,13cyclictest0-21swapper/323:41:043
1142299574,11cyclictest9242-21unixbench_singl00:17:503
1142299574,11cyclictest15642-21sendmail_mailqu00:27:453
1142299573,12cyclictest1173-21threads21:42:543
1142299572,10cyclictest0-21swapper/320:21:353
1142199573,48cyclictest0-21swapper/221:17:382
1142199573,48cyclictest0-21swapper/221:17:382
1142199573,47cyclictest26632-21cstates23:57:312
1142199573,47cyclictest26632-21cstates23:57:312
1142199573,47cyclictest0-21swapper/222:56:552
11420995734,8cyclictest19442-21rm22:11:321
11420995733,11cyclictest0-21swapper/122:17:391
11420995731,12cyclictest0-21swapper/119:07:591
1142099573,48cyclictest0-21swapper/123:07:541
11419995716,36cyclictest0-21swapper/023:28:350
32892563,45sleep33437-21tr21:47:363
219499560,5rtkit-daemon2193-21rtkit-daemon20:32:400
181162563,9sleep00-21swapper/019:13:020
167732563,11sleep30-21swapper/322:53:513
1142299566,29cyclictest0-21swapper/300:04:083
1142299566,29cyclictest0-21swapper/300:04:083
1142299565,29cyclictest0-21swapper/321:40:513
1142299564,47cyclictest0-21swapper/322:36:583
1142299564,13cyclictest0-21swapper/323:32:193
1142299564,13cyclictest0-21swapper/321:02:503
1142299563,13cyclictest0-21swapper/322:07:353
1142299563,11cyclictest0-21swapper/323:12:523
11422995620,14cyclictest0-21swapper/323:34:553
11422995619,13cyclictest0-21swapper/321:26:123
1142199564,47cyclictest0-21swapper/220:21:142
1142199563,48cyclictest0-21swapper/222:39:072
1142199563,48cyclictest0-21swapper/222:39:072
1142199563,47cyclictest0-21swapper/223:35:102
1142099563,47cyclictest0-21swapper/120:55:531
1142099563,47cyclictest0-21swapper/120:15:531
11420995626,12cyclictest0-21swapper/120:52:261
11420995626,11cyclictest0-21swapper/119:37:281
313042553,45sleep00-21swapper/019:42:450
277532552,11sleep30-21swapper/323:57:493
277532552,11sleep30-21swapper/323:57:493
219499550,5rtkit-daemon2193-21rtkit-daemon21:42:450
219499550,5rtkit-daemon2193-21rtkit-daemon21:27:380
219499550,5rtkit-daemon2193-21rtkit-daemon20:41:090
121162552,46sleep00-21swapper/023:36:050
1142299555,43cyclictest0-21swapper/319:02:483
1142299555,26cyclictest0-21swapper/300:27:143
1142299554,45cyclictest0-21swapper/322:47:393
1142299554,45cyclictest0-21swapper/322:42:503
1142299554,45cyclictest0-21swapper/322:42:503
1142299554,44cyclictest0-21swapper/323:17:563
1142299554,44cyclictest0-21swapper/322:02:333
1142299554,44cyclictest0-21swapper/320:07:273
1142299554,44cyclictest0-21swapper/320:07:273
1142299554,27cyclictest0-21swapper/323:50:503
1142299554,13cyclictest0-21swapper/323:12:113
1142299553,29cyclictest0-21swapper/322:59:493
11422995518,11cyclictest0-21swapper/300:17:163
11422995515,35cyclictest1227-21runrttasks21:12:523
1142199554,44cyclictest0-21swapper/222:32:322
1142199554,12cyclictest0-21swapper/219:52:392
1142199553,47cyclictest0-21swapper/219:37:442
1142199553,47cyclictest0-21swapper/219:22:542
1142099554,46cyclictest0-21swapper/123:53:101
1142099554,44cyclictest24730-21missed_timers19:27:511
11420995531,10cyclictest0-21swapper/119:52:551
1142099553,46cyclictest0-21swapper/122:52:311
11420995529,10cyclictest0-21swapper/121:59:381
11420995529,10cyclictest0-21swapper/121:59:381
11420995527,12cyclictest0-21swapper/120:22:571
11419995532,8cyclictest6641-21ssh00:15:240
319912543,42sleep20-21swapper/219:42:552
219499540,5rtkit-daemon2193-21rtkit-daemon22:12:430
219499540,5rtkit-daemon2193-21rtkit-daemon21:02:460
219499540,5rtkit-daemon2193-21rtkit-daemon20:42:390
219499540,5rtkit-daemon2193-21rtkit-daemon20:42:390
219499540,5rtkit-daemon2193-21rtkit-daemon20:27:470
219499540,5rtkit-daemon2193-21rtkit-daemon00:22:310
1142299544,44cyclictest0-21swapper/322:22:333
1142299544,43cyclictest14797-21perl19:07:473
1142299544,43cyclictest0-21swapper/320:57:553
1142299544,43cyclictest0-21swapper/320:52:503
1142299544,43cyclictest0-21swapper/319:12:393
1142299544,12cyclictest0-21swapper/321:53:003
1142299543,11cyclictest0-21swapper/320:37:553
1142199544,45cyclictest0-21swapper/220:38:132
1142199544,44cyclictest0-21swapper/220:03:592
1142199544,44cyclictest0-21swapper/220:03:592
1142199543,44cyclictest0-21swapper/219:52:152
11420995429,11cyclictest0-21swapper/121:52:471
11420995428,11cyclictest0-21swapper/120:32:331
11420995425,13cyclictest0-21swapper/119:17:291
11419995437,10cyclictest1227-21runrttasks23:58:350
11419995437,10cyclictest1227-21runrttasks23:58:350
11419995432,8cyclictest16536-21ssh23:42:320
219499530,5rtkit-daemon2193-21rtkit-daemon22:37:420
219499530,5rtkit-daemon2193-21rtkit-daemon22:37:420
219499530,5rtkit-daemon2193-21rtkit-daemon21:57:360
219499530,5rtkit-daemon2193-21rtkit-daemon21:57:360
1142299535,41cyclictest0-21swapper/322:27:293
1142299535,22cyclictest744-21aten2.4-expect19:47:383
1142299533,12cyclictest0-21swapper/319:27:533
1142199534,44cyclictest0-21swapper/219:33:132
1142199533,45cyclictest0-21swapper/220:27:552
1142199533,45cyclictest0-21swapper/200:04:482
1142199533,45cyclictest0-21swapper/200:04:482
1142199532,45cyclictest0-21swapper/220:22:372
11420995329,9cyclictest12659-21munin-node19:02:501
11420995329,10cyclictest0-21swapper/119:19:471
11420995329,10cyclictest0-21swapper/119:19:471
11420995328,12cyclictest0-21swapper/120:04:571
11420995328,12cyclictest0-21swapper/120:04:571
11420995326,10cyclictest11108-21perl20:07:441
11419995330,8cyclictest8503-21ssh21:07:400
285582523,10sleep10-21swapper/119:37:421
219499520,5rtkit-daemon2193-21rtkit-daemon22:52:420
219499520,5rtkit-daemon2193-21rtkit-daemon22:07:360
219499520,5rtkit-daemon2193-21rtkit-daemon21:56:590
219499520,5rtkit-daemon2193-21rtkit-daemon20:47:390
219499520,4rtkit-daemon2193-21rtkit-daemon22:42:420
219499520,4rtkit-daemon2193-21rtkit-daemon22:42:420
1142299527,38cyclictest0-21swapper/300:07:383
1142299524,43cyclictest0-21swapper/322:14:193
1142299522,11cyclictest0-21swapper/320:13:213
1142199523,10cyclictest0-21swapper/219:12:562
1142099528,21cyclictest26886-21awk20:42:251
1142099524,28cyclictest0-21swapper/119:57:501
1142099524,28cyclictest0-21swapper/119:57:501
11420995221,13cyclictest0-21swapper/119:22:591
11419995225,12cyclictest0-21swapper/021:17:400
11419995225,12cyclictest0-21swapper/021:17:400
219499510,5rtkit-daemon2193-21rtkit-daemon22:06:510
219499510,5rtkit-daemon2193-21rtkit-daemon20:23:330
172122512,9sleep00-21swapper/020:21:060
1142299514,41cyclictest0-21swapper/320:22:403
1142299514,40cyclictest279992sleep320:42:443
1142299514,40cyclictest279992sleep320:42:443
1142199514,42cyclictest0-21swapper/220:43:422
1142199514,42cyclictest0-21swapper/220:43:422
11421995126,13cyclictest0-21swapper/219:04:082
11419995132,7cyclictest27510-21ssh21:34:160
11419995124,13cyclictest0-21swapper/023:47:510
11419995124,12cyclictest0-21swapper/022:58:260
113512514,6sleep00-21swapper/019:02:010
75672502,9sleep30-21swapper/319:59:533
75672502,9sleep30-21swapper/319:59:533
219499500,5rtkit-daemon2193-21rtkit-daemon22:27:580
188932504,40sleep018958-21cpu19:17:410
188932504,40sleep018958-21cpu19:17:410
14222502,41sleep00-21swapper/020:54:520
1142299506,38cyclictest0-21swapper/319:23:003
1142199504,42cyclictest0-21swapper/219:18:012
1142199504,42cyclictest0-21swapper/219:18:012
1142199503,26cyclictest0-21swapper/220:32:372
1142199502,43cyclictest0-21swapper/220:48:092
1141999503,31cyclictest0-21swapper/020:57:460
11419995025,18cyclictest11294-21time20:07:460
11419995023,12cyclictest0-21swapper/000:02:390
11419995023,12cyclictest0-21swapper/000:02:390
11419995018,12cyclictest0-21swapper/023:39:400
93562494,38sleep30-21swapper/318:57:423
1142299495,28cyclictest0-21swapper/319:17:393
1142299495,28cyclictest0-21swapper/319:17:393
1141999494,38cyclictest0-21swapper/019:27:510
11419994934,10cyclictest837-21tail23:17:520
11419994931,7cyclictest3308-21telnet19:52:400
11419994930,13cyclictest0-21swapper/020:02:500
11419994930,13cyclictest0-21swapper/020:02:500
1141999493,25cyclictest0-21swapper/023:02:380
1141999493,14cyclictest0-21swapper/022:32:390
11419994923,9cyclictest1100-21df_abs00:07:320
11419994923,12cyclictest0-21swapper/020:12:370
11419994923,11cyclictest0-21swapper/019:41:040
1142299484,28cyclictest0-21swapper/320:32:543
1142199482,9cyclictest10990-21sort20:07:432
1141999484,39cyclictest0-21swapper/019:58:560
1141999484,39cyclictest0-21swapper/019:58:560
11419994830,7cyclictest27786-21ssh23:12:040
11419994736,7cyclictest41ktimersoftd/019:07:560
304872463,36sleep330570-21date19:42:273
1142299464,37cyclictest11803-21taskset20:07:553
11419994632,10cyclictest0-21swapper/019:33:020
280502452,9sleep30-21swapper/319:36:513
1142299452,23cyclictest0-21swapper/319:52:383
11419994524,10cyclictest0-21swapper/019:22:390
11419994322,10cyclictest0-21swapper/019:52:270
11422994210,13cyclictest0-21swapper/319:42:383
1142099413,26cyclictest0-21swapper/119:02:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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