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2026-04-14 - 13:08
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackbslot6.osadl.org (updated Tue Apr 14, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1518521600,4sleep11167399cyclictest01:16:351
1068911080,4ptp4l401ktimersoftd/320:15:533
42522670,3sleep01166899cyclictest22:49:350
11686996453,5cyclictest41-21ksoftirqd/300:58:093
189652620,2sleep20-21swapper/221:38:112
11686996250,6cyclictest41-21ksoftirqd/321:23:043
99632600,5sleep1231rcuc/122:23:061
11686995844,7cyclictest41-21ksoftirqd/321:03:023
106891580,1ptp4l401ktimersoftd/323:38:573
293112570,2sleep20-21swapper/220:52:502
253402570,2sleep10-21swapper/121:52:511
106891570,1ptp4l401ktimersoftd/300:26:353
106891560,1ptp4l401ktimersoftd/322:23:223
11686995536,3cyclictest41-21ksoftirqd/301:23:173
11686995534,3cyclictest41-21ksoftirqd/320:23:063
11686995534,3cyclictest41-21ksoftirqd/320:23:063
97282540,4sleep2321ktimersoftd/223:28:352
10532530,2sleep10-21swapper/100:28:091
11686995220,8cyclictest41-21ksoftirqd/301:33:103
113022524,37sleep00-21swapper/020:14:250
11686995131,3cyclictest41-21ksoftirqd/300:03:163
11686995123,4cyclictest41-21ksoftirqd/300:28:143
11686995025,4cyclictest41-21ksoftirqd/322:35:363
11686995024,4cyclictest41-21ksoftirqd/322:32:533
113612504,35sleep10-21swapper/120:15:111
11686994934,3cyclictest41-21ksoftirqd/323:33:123
11686994926,4cyclictest41-21ksoftirqd/321:28:203
1168699487,3cyclictest18357-21apt-get00:12:593
11686994824,4cyclictest41-21ksoftirqd/301:06:403
11686994734,3cyclictest41-21ksoftirqd/320:18:063
11686994734,3cyclictest41-21ksoftirqd/320:18:063
11686994724,7cyclictest41-21ksoftirqd/300:53:113
11686994724,4cyclictest41-21ksoftirqd/320:33:163
11686994723,4cyclictest41-21ksoftirqd/323:48:083
11686994720,4cyclictest41-21ksoftirqd/323:13:153
115532474,31sleep20-21swapper/220:17:422
11686994623,3cyclictest41-21ksoftirqd/322:22:153
11686994538,3cyclictest41-21ksoftirqd/300:07:583
11686994536,3cyclictest41-21ksoftirqd/321:53:083
11686994527,3cyclictest41-21ksoftirqd/301:43:103
11686994522,6cyclictest41-21ksoftirqd/300:33:433
11686994521,4cyclictest41-21ksoftirqd/300:43:503
11686994513,7cyclictest41-21ksoftirqd/323:09:013
11686994422,7cyclictest41-21ksoftirqd/322:57:083
11686994422,3cyclictest41-21ksoftirqd/323:53:303
11686994421,4cyclictest41-21ksoftirqd/322:51:513
11686994420,6cyclictest41-21ksoftirqd/322:17:513
11686994420,6cyclictest41-21ksoftirqd/322:17:513
11686994420,4cyclictest41-21ksoftirqd/321:43:073
11686994419,4cyclictest41-21ksoftirqd/322:43:473
11686994419,4cyclictest41-21ksoftirqd/300:01:333
11686994419,4cyclictest41-21ksoftirqd/300:01:333
11686994418,4cyclictest41-21ksoftirqd/323:43:193
11686994417,9cyclictest41-21ksoftirqd/322:02:513
11686994412,7cyclictest41-21ksoftirqd/323:18:163
11686994333,3cyclictest41-21ksoftirqd/320:43:053
11686994332,3cyclictest41-21ksoftirqd/300:38:133
11686994320,4cyclictest41-21ksoftirqd/323:27:593
11686994320,4cyclictest41-21ksoftirqd/301:18:123
11686994320,4cyclictest41-21ksoftirqd/300:50:343
11686994318,4cyclictest41-21ksoftirqd/301:08:133
11686994313,4cyclictest41-21ksoftirqd/322:38:173
1168699430,8cyclictest0-21swapper/301:16:133
1168699424,8cyclictest41-21ksoftirqd/320:48:083
11686994232,3cyclictest41-21ksoftirqd/323:03:123
11686994231,3cyclictest41-21ksoftirqd/321:33:083
11686994219,4cyclictest41-21ksoftirqd/301:32:223
1167399421,25cyclictest10582-21taskset23:30:061
1168699414,6cyclictest190-21jbd2/sda1-823:01:543
11686994133,4cyclictest41-21ksoftirqd/322:03:033
11686994131,3cyclictest41-21ksoftirqd/320:38:113
1168699412,4cyclictest121rcu_preempt00:18:223
11686994120,7cyclictest41-21ksoftirqd/321:08:043
11686994118,4cyclictest41-21ksoftirqd/320:53:033
1168699403,7cyclictest41-21ksoftirqd/323:27:053
11686994019,7cyclictest41-21ksoftirqd/301:39:293
11686994018,7cyclictest41-21ksoftirqd/321:18:043
11686994017,4cyclictest41-21ksoftirqd/321:38:133
1167399402,31cyclictest26106-21apt-get01:28:081
1167399401,23cyclictest4620-21diskmemload00:18:231
1167399400,23cyclictest948-21sed23:53:211
1168699394,3cyclictest41-21ksoftirqd/322:08:083
11686993928,3cyclictest41-21ksoftirqd/320:30:423
11686993913,9cyclictest41-21ksoftirqd/321:17:513
1167399391,23cyclictest31477-21mailstats22:03:141
1168699386,3cyclictest41-21ksoftirqd/321:48:203
11686993829,3cyclictest41-21ksoftirqd/320:58:063
1167399380,20cyclictest0-21swapper/123:42:111
11678993720,5cyclictest33-21ksoftirqd/201:32:562
1167399372,27cyclictest4246-21apt-get23:58:061
1167399372,27cyclictest4246-21apt-get23:58:061
11673993717,17cyclictest8230-21sed22:53:211
11673993715,18cyclictest9513-21sh01:10:081
1167399370,22cyclictest6642-21cstates21:13:041
1167399370,20cyclictest0-21swapper/101:46:481
11668993719,11cyclictest46950irq/100-ens3-Tx22:43:040
1167399363,25cyclictest13606-21apt-get21:28:041
1167399362,28cyclictest30614-21apt-get23:18:051
1167399361,22cyclictest0-21swapper/122:59:141
1167399353,28cyclictest19604-21wc20:32:491
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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