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2026-05-20 - 12:52
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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
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackbslot4.osadl.org (updated Wed May 20, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16502880,3sleep1201ktimersoftd/100:20:151
294499785,44cyclictest0-21swapper/300:32:253
293099644,54cyclictest0-21swapper/122:04:531
293099582,31cyclictest11040-21latency_hist23:09:451
292599584,48cyclictest0-21swapper/000:24:250
294499565,45cyclictest0-21swapper/321:20:293
293099562,48cyclictest26640-21kworker/1:200:32:301
2930995619,33cyclictest20376-21fschecks_time21:15:041
292599564,47cyclictest0-21swapper/021:50:380
293999554,45cyclictest0-21swapper/222:55:362
293099554,45cyclictest0-21swapper/121:51:051
293099554,44cyclictest0-21swapper/100:01:381
294499544,7cyclictest0-21swapper/321:09:493
294499543,45cyclictest0-21swapper/300:35:353
2930995413,35cyclictest28032-21sh22:49:451
293999533,45cyclictest0-21swapper/221:39:412
293999533,45cyclictest0-21swapper/221:39:412
293099535,41cyclictest0-21swapper/120:35:101
293099534,43cyclictest0-21swapper/121:21:411
293099534,43cyclictest0-21swapper/100:38:101
293099533,5cyclictest0-21swapper/100:25:251
293099533,44cyclictest0-21swapper/100:19:411
292599534,43cyclictest0-21swapper/021:47:490
25402539,15sleep00-21swapper/019:08:050
235725310,15sleep30-21swapper/319:05:503
294499525,41cyclictest28008-21unixbench_multi23:30:143
294499523,6cyclictest0-21swapper/322:05:083
293099527,39cyclictest0-21swapper/119:35:061
293099524,42cyclictest0-21swapper/122:32:581
293099523,44cyclictest0-21swapper/120:59:471
293099523,43cyclictest0-21swapper/122:16:381
293099523,43cyclictest0-21swapper/100:11:111
293099523,13cyclictest0-21swapper/100:07:151
2930995214,33cyclictest31754-21aten_rbpower_vo21:29:581
292599523,43cyclictest0-21swapper/000:31:150
294499514,42cyclictest0-21swapper/321:42:373
294499514,42cyclictest0-21swapper/321:33:093
293999514,41cyclictest0-21swapper/223:27:022
293999514,41cyclictest0-21swapper/200:09:402
2939995118,27cyclictest15838-21diskmemload21:41:072
293099515,40cyclictest0-21swapper/122:03:281
293099514,6cyclictest0-21swapper/123:50:261
293099514,42cyclictest0-21swapper/121:58:481
293099514,40cyclictest0-21swapper/120:45:131
293099513,42cyclictest0-21swapper/123:14:171
293099513,42cyclictest0-21swapper/122:14:301
293099512,18cyclictest5083-21kworker/1:222:20:391
293099512,18cyclictest5083-21kworker/1:222:20:391
2930995111,34cyclictest0-21swapper/120:15:021
294499503,42cyclictest0-21swapper/323:41:063
293999505,39cyclictest0-21swapper/219:40:152
293999503,42cyclictest0-21swapper/219:45:212
293999503,41cyclictest0-21swapper/221:26:292
293099504,40cyclictest0-21swapper/121:47:231
293099504,40cyclictest0-21swapper/119:15:201
293099503,42cyclictest0-21swapper/122:28:081
293099503,42cyclictest0-21swapper/122:28:081
293099503,41cyclictest0-21swapper/123:47:061
293099503,41cyclictest0-21swapper/121:25:591
293099503,41cyclictest0-21swapper/119:30:141
292599508,36cyclictest0-21swapper/023:24:270
292599504,38cyclictest0-21swapper/021:18:550
292599504,10cyclictest0-21swapper/023:06:270
292599503,42cyclictest0-21swapper/022:24:080
292599503,42cyclictest0-21swapper/022:24:080
292599503,42cyclictest0-21swapper/022:19:180
292599503,23cyclictest0-21swapper/000:03:320
292599503,10cyclictest0-21swapper/023:47:060
292599502,42cyclictest22293-21kworker/0:022:03:380
2925995012,32cyclictest0-21swapper/021:34:080
294499493,41cyclictest0-21swapper/322:28:383
294499493,41cyclictest0-21swapper/322:28:383
2944994917,26cyclictest15838-21diskmemload00:26:333
293999496,37cyclictest0-21swapper/223:17:032
293999496,37cyclictest0-21swapper/223:17:032
293999494,39cyclictest0-21swapper/223:35:222
293999494,39cyclictest0-21swapper/222:42:462
293999494,38cyclictest0-21swapper/221:32:282
293999494,38cyclictest0-21swapper/200:12:242
293999493,7cyclictest0-21swapper/222:09:482
293999493,41cyclictest0-21swapper/200:26:062
293999493,40cyclictest0-21swapper/200:34:152
2939994911,5cyclictest0-21swapper/222:05:532
293099494,39cyclictest0-21swapper/123:36:161
293099494,39cyclictest0-21swapper/123:30:461
293099494,38cyclictest0-21swapper/121:43:181
293099493,41cyclictest0-21swapper/121:36:591
293099493,41cyclictest0-21swapper/121:36:591
293099493,40cyclictest0-21swapper/122:51:071
293099493,39cyclictest0-21swapper/119:55:021
292599494,39cyclictest0-21swapper/023:52:290
292599494,39cyclictest0-21swapper/021:43:310
292599494,38cyclictest0-21swapper/000:25:280
292599493,41cyclictest0-21swapper/022:41:070
292599493,40cyclictest0-21swapper/023:31:460
279142493,7sleep00-21swapper/022:05:540
294499485,37cyclictest0-21swapper/322:58:363
294499483,39cyclictest0-21swapper/323:48:363
294499483,39cyclictest0-21swapper/322:34:213
294499483,39cyclictest0-21swapper/300:07:253
2944994812,30cyclictest0-21swapper/320:30:123
2944994812,30cyclictest0-21swapper/320:30:123
293999488,7cyclictest0-21swapper/223:14:122
293999486,35cyclictest0-21swapper/200:36:072
293999484,39cyclictest0-21swapper/223:05:262
293999484,39cyclictest0-21swapper/221:45:202
293999484,38cyclictest0-21swapper/223:56:532
293999484,38cyclictest0-21swapper/223:56:532
293999484,38cyclictest0-21swapper/223:45:592
293999484,38cyclictest0-21swapper/223:33:192
293999484,38cyclictest0-21swapper/222:44:572
293999484,38cyclictest0-21swapper/222:34:572
293999484,38cyclictest0-21swapper/222:18:542
293999484,38cyclictest0-21swapper/222:00:442
293999484,38cyclictest0-21swapper/221:18:302
293999484,37cyclictest0-21swapper/221:50:522
293999484,37cyclictest0-21swapper/221:22:472
293999483,39cyclictest0-21swapper/222:50:372
293099488,35cyclictest0-21swapper/123:29:411
293099488,34cyclictest14350-21ntp_states23:55:051
293099488,34cyclictest14350-21ntp_states23:55:051
293099484,38cyclictest0-21swapper/123:22:081
293099484,38cyclictest0-21swapper/122:57:401
293099484,38cyclictest0-21swapper/122:37:101
293099483,18cyclictest0-21swapper/121:01:201
2930994817,26cyclictest1986-21/usr/sbin/munin23:40:121
292599489,9cyclictest0-21swapper/022:49:520
292599485,38cyclictest0-21swapper/022:46:550
292599484,39cyclictest0-21swapper/022:25:280
292599484,39cyclictest0-21swapper/022:25:280
292599484,39cyclictest0-21swapper/022:14:380
292599484,38cyclictest0-21swapper/023:38:140
292599484,38cyclictest0-21swapper/023:29:330
292599484,38cyclictest0-21swapper/022:35:020
292599484,38cyclictest0-21swapper/022:31:390
292599484,38cyclictest0-21swapper/021:36:410
292599484,38cyclictest0-21swapper/021:36:410
292599484,38cyclictest0-21swapper/021:25:200
292599484,38cyclictest0-21swapper/000:39:150
292599484,38cyclictest0-21swapper/000:15:400
292599484,38cyclictest0-21swapper/000:13:200
292599484,38cyclictest0-21swapper/000:06:070
292599484,20cyclictest0-21swapper/020:20:080
292599484,20cyclictest0-21swapper/020:20:080
292599482,40cyclictest3858-21grep19:10:070
2925994815,27cyclictest15838-21diskmemload23:03:280
2925994810,5cyclictest0-21swapper/022:55:080
294499474,38cyclictest0-21swapper/300:11:593
294499474,37cyclictest0-21swapper/323:20:323
294499474,37cyclictest0-21swapper/323:06:003
294499474,37cyclictest0-21swapper/322:37:553
294499474,36cyclictest0-21swapper/300:22:263
294499473,6cyclictest0-21swapper/322:44:453
294499473,39cyclictest0-21swapper/323:37:263
294499473,39cyclictest0-21swapper/321:59:083
2944994714,27cyclictest15838-21diskmemload22:46:223
2944994711,30cyclictest0-21swapper/323:10:113
293999474,37cyclictest0-21swapper/222:27:292
293999474,37cyclictest0-21swapper/222:27:292
293999474,37cyclictest0-21swapper/222:20:362
293999474,37cyclictest0-21swapper/222:20:362
293999474,37cyclictest0-21swapper/200:00:482
293999474,16cyclictest0-21swapper/221:10:152
293999474,16cyclictest0-21swapper/200:24:372
2939994734,9cyclictest0-21swapper/222:30:582
293999472,39cyclictest2535-21irqstats23:40:012
293099477,34cyclictest0-21swapper/120:05:261
293099476,36cyclictest0-21swapper/119:19:551
293099474,38cyclictest0-21swapper/121:11:561
293099474,16cyclictest0-21swapper/122:59:591
293099473,38cyclictest0-21swapper/120:20:191
293099473,38cyclictest0-21swapper/120:20:191
293099473,38cyclictest0-21swapper/119:40:081
293099473,37cyclictest0-21swapper/119:45:051
293099473,19cyclictest0-21swapper/122:40:141
292599475,35cyclictest0-21swapper/021:54:530
292599474,37cyclictest0-21swapper/023:55:430
292599474,37cyclictest0-21swapper/023:55:430
292599474,37cyclictest0-21swapper/023:42:130
292599474,37cyclictest0-21swapper/023:14:570
292599474,37cyclictest0-21swapper/023:14:570
292599474,37cyclictest0-21swapper/023:11:580
292599473,38cyclictest0-21swapper/021:12:190
294499464,37cyclictest0-21swapper/322:54:413
294499464,36cyclictest0-21swapper/323:14:563
294499464,36cyclictest0-21swapper/323:14:563
294499464,36cyclictest0-21swapper/322:16:253
294499464,36cyclictest0-21swapper/321:25:063
294499464,36cyclictest0-21swapper/321:19:203
294499464,36cyclictest0-21swapper/300:18:133
294499464,16cyclictest0-21swapper/323:24:493
294499464,16cyclictest0-21swapper/322:59:503
2944994631,11cyclictest0-21swapper/322:21:083
2944994631,11cyclictest0-21swapper/322:21:083
294499463,38cyclictest0-21swapper/300:01:163
294499462,14cyclictest25981-21/usr/sbin/munin20:10:003
2944994610,30cyclictest0-21swapper/323:55:243
2944994610,30cyclictest0-21swapper/323:55:243
2944994610,30cyclictest0-21swapper/319:25:033
293999466,35cyclictest0-21swapper/221:57:502
293999464,36cyclictest0-21swapper/223:49:452
293999464,16cyclictest0-21swapper/223:21:242
293999464,16cyclictest0-21swapper/200:19:272
293099465,9cyclictest0-21swapper/120:32:301
293099465,9cyclictest0-21swapper/120:32:301
293099465,35cyclictest0-21swapper/121:05:061
293099464,36cyclictest0-21swapper/119:29:501
293099463,37cyclictest8557-21/usr/sbin/munin20:49:591
293099463,37cyclictest0-21swapper/123:15:581
293099463,37cyclictest0-21swapper/123:15:581
292599463,37cyclictest0-21swapper/020:50:120
294499454,36cyclictest0-21swapper/323:50:313
294499454,35cyclictest0-21swapper/322:10:003
294499454,35cyclictest0-21swapper/322:00:503
293099454,36cyclictest0-21swapper/120:14:491
293099453,36cyclictest0-21swapper/120:04:491
293099452,8cyclictest32646-21taskset20:25:171
293099452,8cyclictest32646-21taskset20:25:171
292599453,35cyclictest0-21swapper/021:20:460
294499449,5cyclictest4409-21ls21:35:163
294499449,5cyclictest4409-21ls21:35:163
294499445,33cyclictest0-21swapper/321:49:223
294499444,35cyclictest0-21swapper/320:39:583
294499444,35cyclictest0-21swapper/319:50:113
294499443,35cyclictest0-21swapper/319:49:433
293099443,35cyclictest0-21swapper/120:44:481
292599443,36cyclictest0-21swapper/019:26:550
292599443,36cyclictest0-21swapper/019:24:310
294499433,8cyclictest7336-21aten_rbpower_po19:19:593
293999434,33cyclictest0-21swapper/223:00:592
293099433,36cyclictest0-21swapper/119:49:501
293099433,35cyclictest0-21swapper/119:13:241
292599433,34cyclictest0-21swapper/020:55:220
139392433,8sleep00-21swapper/019:35:200
294499423,34cyclictest0-21swapper/320:58:313
294499413,32cyclictest0-21swapper/321:09:473
261524117,18sleep20-21swapper/219:08:592
294499404,5cyclictest0-21swapper/319:19:493
294499404,31cyclictest0-21swapper/321:49:483
294499403,32cyclictest0-21swapper/320:39:263
294499403,32cyclictest0-21swapper/320:29:483
294499403,32cyclictest0-21swapper/320:29:483
294499403,32cyclictest0-21swapper/320:01:543
294499403,31cyclictest0-21swapper/320:09:433
293999403,32cyclictest0-21swapper/220:30:302
293999403,32cyclictest0-21swapper/220:30:302
54282393,7sleep20-21swapper/220:40:082
294499393,31cyclictest0-21swapper/319:09:513
292599392,6cyclictest14181-21/usr/sbin/munin21:05:200
199812393,7sleep20-21swapper/219:53:012
292599383,30cyclictest0-21swapper/020:12:100
200262383,7sleep00-21swapper/019:53:350
311692373,6sleep30-21swapper/320:22:313
311692373,6sleep30-21swapper/320:22:313
293999374,10cyclictest0-21swapper/219:25:232
293999373,29cyclictest0-21swapper/220:10:212
27042373,7sleep00-21swapper/020:34:390
27042373,7sleep00-21swapper/020:34:390
256123712,18sleep10-21swapper/119:08:221
81892363,7sleep20-21swapper/220:48:052
7752363,7sleep00-21swapper/020:28:560
7752363,7sleep00-21swapper/020:28:560
2944993623,8cyclictest8335-21crond20:49:473
2925993616,15cyclictest7927-21unixbench_singl20:45:180
291792363,7sleep20-21swapper/220:16:022
125032363,6sleep30-21swapper/319:32:583
293999343,27cyclictest0-21swapper/221:08:192
293999343,26cyclictest0-21swapper/219:19:522
293999343,26cyclictest0-21swapper/219:15:222
2939993423,7cyclictest9095-21cat20:50:062
2939993422,8cyclictest20709-21cut19:55:032
2939993422,7cyclictest22224-21/usr/sbin/munin20:00:022
293999333,25cyclictest0-21swapper/221:03:182
292599334,23cyclictest0-21swapper/019:49:200
2925993322,6cyclictest2948-21/usr/sbin/munin20:34:580
293999323,7cyclictest0-21swapper/219:09:512
293999323,24cyclictest30885-21grep20:20:182
293999323,24cyclictest30885-21grep20:20:182
2939993215,13cyclictest24471-21fschecks_time20:05:042
2925993222,6cyclictest643-21runrttasks19:18:390
2925993222,6cyclictest15264-21tr19:40:070
2944993120,6cyclictest13075-21open_inodes21:00:113
293999314,22cyclictest0-21swapper/220:25:182
293999314,22cyclictest0-21swapper/220:25:182
293999313,22cyclictest0-21swapper/219:35:012
292599314,22cyclictest0-21swapper/020:39:480
2925993121,6cyclictest24632-21kernelversion20:05:070
294499303,22cyclictest0-21swapper/320:51:533
2944993021,5cyclictest0-21swapper/319:44:503
293999304,20cyclictest0-21swapper/219:30:002
2925993019,6cyclictest28087-21fschecks_count20:15:030
223992301,6sleep022533-21grep20:00:030
2944992918,6cyclictest643-21runrttasks19:37:493
2944992917,8cyclictest20439-21cut19:55:003
2944992914,11cyclictest0-21swapper/320:14:593
2939992917,7cyclictest11154-21ntpq20:55:092
2925992919,6cyclictest12350-21aten_rbpower_po20:59:580
2925992917,7cyclictest11938-21wc19:30:150
2939992818,6cyclictest3289-21fschecks_time20:35:022
2925992814,9cyclictest543-21systemd-logind19:54:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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