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2026-05-04 - 04:05
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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 Mon May 04, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2188021550,5sleep33062399cyclictest01:43:143
448121500,5sleep03060299cyclictest01:24:240
3044121290,3sleep23061799cyclictest01:19:122
106891960,4ptp4l401ktimersoftd/320:27:173
72692720,2sleep20-21swapper/223:17:232
72692720,2sleep20-21swapper/223:17:232
304772624,10sleep00-21swapper/020:28:400
112172620,1sleep10-21swapper/101:31:521
30623996128,3cyclictest41-21ksoftirqd/320:29:033
243572600,2sleep00-21swapper/000:07:000
30623995948,6cyclictest41-21ksoftirqd/321:09:063
30623995926,4cyclictest41-21ksoftirqd/322:58:563
275812590,2sleep10-21swapper/121:28:541
30623995848,5cyclictest41-21ksoftirqd/301:24:133
34512560,2sleep20-21swapper/222:39:252
106891560,1ptp4l401ktimersoftd/323:12:283
106891550,1ptp4l401ktimersoftd/323:04:153
319262530,2sleep30-21swapper/300:14:173
30623995344,5cyclictest41-21ksoftirqd/322:24:103
106891530,1ptp4l401ktimersoftd/323:38:293
171002500,2sleep10-21swapper/123:59:181
30623994932,3cyclictest41-21ksoftirqd/323:19:133
3062399487,9cyclictest41-21ksoftirqd/323:18:573
3062399487,9cyclictest41-21ksoftirqd/323:18:573
30623994816,8cyclictest41-21ksoftirqd/300:49:163
30623994726,7cyclictest41-21ksoftirqd/322:44:083
30623994629,5cyclictest41-21ksoftirqd/300:39:203
30623994623,4cyclictest41-21ksoftirqd/323:56:123
30623994622,4cyclictest41-21ksoftirqd/322:53:013
30623994620,4cyclictest41-21ksoftirqd/322:04:253
30623994617,4cyclictest41-21ksoftirqd/300:10:503
3062399454,6cyclictest121rcu_preempt01:19:293
30623994539,3cyclictest41-21ksoftirqd/323:44:023
30623994534,3cyclictest41-21ksoftirqd/300:04:123
30623994524,6cyclictest41-21ksoftirqd/301:14:293
30623994523,4cyclictest41-21ksoftirqd/320:44:223
30623994523,3cyclictest41-21ksoftirqd/321:04:133
30623994522,4cyclictest41-21ksoftirqd/320:34:143
30623994521,4cyclictest41-21ksoftirqd/301:06:363
30623994521,4cyclictest41-21ksoftirqd/301:06:363
30623994520,8cyclictest41-21ksoftirqd/301:29:183
30623994518,4cyclictest41-21ksoftirqd/321:29:243
30623994517,9cyclictest41-21ksoftirqd/300:45:103
30623994517,7cyclictest41-21ksoftirqd/321:34:243
30623994517,7cyclictest41-21ksoftirqd/321:34:243
68912440,2sleep00-21swapper/023:16:450
68912440,2sleep00-21swapper/023:16:450
3062399446,3cyclictest41-21ksoftirqd/321:19:253
30623994421,4cyclictest41-21ksoftirqd/320:59:153
30623994421,4cyclictest41-21ksoftirqd/301:02:043
30623994414,8cyclictest41-21ksoftirqd/322:38:133
3062399437,3cyclictest41-21ksoftirqd/322:19:153
30623994320,4cyclictest41-21ksoftirqd/301:53:023
30623994318,4cyclictest41-21ksoftirqd/301:36:383
30623994316,10cyclictest41-21ksoftirqd/323:29:103
3062399430,3cyclictest41-21ksoftirqd/301:09:163
3062399422,8cyclictest41-21ksoftirqd/320:53:543
30623994222,9cyclictest41-21ksoftirqd/322:59:123
30623994221,7cyclictest41-21ksoftirqd/320:54:113
30623994219,5cyclictest41-21ksoftirqd/321:39:083
30623994219,5cyclictest41-21ksoftirqd/321:39:083
30623994215,5cyclictest41-21ksoftirqd/323:49:263
30623994214,10cyclictest41-21ksoftirqd/300:54:163
30623994213,8cyclictest41-21ksoftirqd/300:28:593
30623994213,4cyclictest41-21ksoftirqd/323:27:583
30623994213,4cyclictest41-21ksoftirqd/323:27:583
3062399416,3cyclictest41-21ksoftirqd/321:44:103
30623994136,3cyclictest41-21ksoftirqd/323:43:583
30623994126,12cyclictest41-21ksoftirqd/322:39:163
30623994119,3cyclictest41-21ksoftirqd/321:49:263
30623994118,4cyclictest41-21ksoftirqd/322:14:243
3061799414,7cyclictest0-21swapper/201:29:132
284492413,23sleep128493-21/usr/sbin/munin20:24:051
3062399405,3cyclictest41-21ksoftirqd/321:28:543
3062399404,7cyclictest41-21ksoftirqd/300:31:573
3062399404,3cyclictest121rcu_preempt21:18:543
30623994027,3cyclictest41-21ksoftirqd/322:09:143
30623994027,10cyclictest41-21ksoftirqd/323:59:123
30623994019,7cyclictest41-21ksoftirqd/322:29:273
30623994013,4cyclictest41-21ksoftirqd/301:59:013
290382400,2sleep20-21swapper/201:49:242
3062399395,3cyclictest41-21ksoftirqd/301:45:493
3062399393,3cyclictest41-21ksoftirqd/300:19:273
30623993912,4cyclictest41-21ksoftirqd/321:59:153
106891380,1ptp4l401ktimersoftd/300:35:183
3062399366,6cyclictest41-21ksoftirqd/320:39:153
3062399362,8cyclictest9165-21chrt21:57:433
30606993529,3cyclictest25-21ksoftirqd/122:38:561
198322340,3sleep1231rcuc/122:19:131
30606993125,4cyclictest25-21ksoftirqd/100:24:031
30602993126,3cyclictest9-21ksoftirqd/021:38:540
30602993126,3cyclictest9-21ksoftirqd/021:38:540
30602993025,3cyclictest9-21ksoftirqd/001:34:000
30602993025,3cyclictest9-21ksoftirqd/000:58:590
30602993025,3cyclictest9-21ksoftirqd/000:28:590
26952300,2sleep00-21swapper/001:24:000
279482295,10sleep20-21swapper/220:23:542
30617992823,3cyclictest33-21ksoftirqd/200:46:212
30602992822,4cyclictest9-21ksoftirqd/023:19:100
30602992822,3cyclictest9-21ksoftirqd/022:49:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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