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2026-04-14 - 22:28
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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 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1646325660,8sleep20-21swapper/208:13:362
1507521710,5sleep21703099cyclictest12:35:072
1984021550,4sleep01701799cyclictest10:26:490
1984021550,4sleep01701799cyclictest10:26:490
2194421530,4sleep31703499cyclictest11:02:223
1068911020,39ptp4l401ktimersoftd/308:13:403
170312830,2sleep00-21swapper/009:23:220
148452750,2sleep00-21swapper/013:43:100
120332700,4sleep30-21swapper/312:33:113
239812670,4sleep21703099cyclictest13:18:272
166532654,10sleep00-21swapper/008:14:360
11102640,3sleep1241ktimersoftd/110:40:151
106891630,1ptp4l401ktimersoftd/311:39:493
106522630,2sleep20-21swapper/209:08:272
179852590,2sleep00-21swapper/012:03:530
106891570,1ptp4l401ktimersoftd/311:18:213
17023995524,5cyclictest25-21ksoftirqd/111:08:271
14842550,2sleep00-21swapper/012:21:360
17023995422,7cyclictest25-21ksoftirqd/108:58:071
106891540,13ptp4l25170-21kworker/3:212:50:113
17023995322,6cyclictest25-21ksoftirqd/111:43:101
106891530,1ptp4l401ktimersoftd/313:16:473
17023995129,3cyclictest25-21ksoftirqd/113:23:261
17023995123,5cyclictest25-21ksoftirqd/110:58:381
17023995122,5cyclictest25-21ksoftirqd/108:28:351
17023995122,4cyclictest25-21ksoftirqd/113:08:411
17023995023,5cyclictest25-21ksoftirqd/112:18:381
17023995022,5cyclictest25-21ksoftirqd/109:48:301
1702399501,4cyclictest872-21awk09:58:071
17023994925,4cyclictest25-21ksoftirqd/109:18:361
17023994923,9cyclictest25-21ksoftirqd/111:23:371
17023994921,4cyclictest25-21ksoftirqd/110:18:081
17023994921,4cyclictest25-21ksoftirqd/109:28:241
17023994919,6cyclictest25-21ksoftirqd/113:23:121
17023994824,4cyclictest25-21ksoftirqd/112:33:341
17023994824,4cyclictest25-21ksoftirqd/108:43:291
17023994822,8cyclictest25-21ksoftirqd/109:03:071
17023994822,10cyclictest25-21ksoftirqd/111:53:391
17023994822,10cyclictest25-21ksoftirqd/110:37:171
17023994821,4cyclictest25-21ksoftirqd/112:23:311
17023994820,5cyclictest25-21ksoftirqd/110:43:271
17023994819,8cyclictest25-21ksoftirqd/111:13:331
17023994818,8cyclictest25-21ksoftirqd/109:33:241
106891480,2ptp4l21537-21kworker/3:109:49:513
106891480,0ptp4l401ktimersoftd/310:03:363
1702399477,3cyclictest25-21ksoftirqd/110:53:101
17023994724,4cyclictest25-21ksoftirqd/111:31:441
1702399472,3cyclictest121rcu_preempt13:28:261
17023994723,4cyclictest25-21ksoftirqd/111:43:301
17023994722,4cyclictest25-21ksoftirqd/110:18:301
17023994721,9cyclictest25-21ksoftirqd/109:43:081
17023994721,8cyclictest25-21ksoftirqd/112:08:271
17023994721,8cyclictest25-21ksoftirqd/112:08:271
17023994719,4cyclictest25-21ksoftirqd/111:18:291
1702399465,9cyclictest25-21ksoftirqd/108:33:221
1702399465,9cyclictest25-21ksoftirqd/108:33:221
17023994621,8cyclictest25-21ksoftirqd/108:23:251
17023994621,4cyclictest25-21ksoftirqd/112:03:231
17023994620,9cyclictest25-21ksoftirqd/110:08:081
17023994620,4cyclictest25-21ksoftirqd/112:38:361
17023994619,5cyclictest25-21ksoftirqd/112:43:331
17023994619,4cyclictest25-21ksoftirqd/109:58:251
17023994619,10cyclictest25-21ksoftirqd/112:52:021
17023994616,8cyclictest25-21ksoftirqd/113:07:171
1702399458,7cyclictest25-21ksoftirqd/110:13:081
1702399456,7cyclictest25-21ksoftirqd/113:38:311
1702399455,9cyclictest25-21ksoftirqd/112:28:341
17023994532,3cyclictest25-21ksoftirqd/111:58:291
17023994532,3cyclictest25-21ksoftirqd/111:48:411
17023994522,4cyclictest25-21ksoftirqd/108:38:321
17023994522,4cyclictest25-21ksoftirqd/108:38:321
17023994521,4cyclictest25-21ksoftirqd/111:33:301
17023994521,4cyclictest25-21ksoftirqd/109:28:081
17023994521,10cyclictest25-21ksoftirqd/113:43:291
17023994520,8cyclictest25-21ksoftirqd/110:28:371
17023994520,8cyclictest25-21ksoftirqd/108:48:221
17023994519,4cyclictest25-21ksoftirqd/109:13:221
17023994517,10cyclictest25-21ksoftirqd/113:00:331
1702399445,8cyclictest25-21ksoftirqd/108:18:231
17023994421,4cyclictest25-21ksoftirqd/112:13:231
17023994420,10cyclictest25-21ksoftirqd/109:43:241
17023994419,8cyclictest25-21ksoftirqd/112:53:301
17023994418,4cyclictest25-21ksoftirqd/113:38:131
17023994410,10cyclictest25-21ksoftirqd/111:03:281
106891440,2ptp4l25170-21kworker/3:213:39:583
17023994319,10cyclictest25-21ksoftirqd/110:53:261
17023994317,10cyclictest25-21ksoftirqd/113:17:051
106891430,1ptp4l401ktimersoftd/311:48:573
1702399424,4cyclictest25-21ksoftirqd/109:08:231
17023994219,4cyclictest25-21ksoftirqd/109:03:281
17023994218,9cyclictest25-21ksoftirqd/110:23:281
17023994218,9cyclictest25-21ksoftirqd/110:23:281
106891390,1ptp4l401ktimersoftd/313:44:433
106891390,1ptp4l401ktimersoftd/313:28:383
106891390,1ptp4l401ktimersoftd/312:45:383
106891390,1ptp4l401ktimersoftd/312:23:373
106891390,1ptp4l401ktimersoftd/310:46:213
106891390,1ptp4l401ktimersoftd/310:30:433
106891380,1ptp4l401ktimersoftd/313:24:023
106891380,1ptp4l401ktimersoftd/313:23:063
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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