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2026-01-09 - 21:42
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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 Fri Jan 09, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3271621780,5sleep32343499cyclictest09:40:483
3064821700,4sleep32343499cyclictest11:16:283
1169021540,4sleep22342899cyclictest10:57:242
2425821440,5sleep02341899cyclictest11:10:500
2185121180,4sleep20-21swapper/207:20:462
106891990,4ptp4l401ktimersoftd/307:24:303
281152870,2sleep10-21swapper/110:41:011
141652710,5sleep014168-21irqrtprio08:10:490
106891700,1ptp4l401ktimersoftd/311:44:053
238352670,3sleep10-21swapper/107:25:411
106891670,1ptp4l401ktimersoftd/309:53:193
106891640,2ptp4l401ktimersoftd/308:23:073
106891620,1ptp4l401ktimersoftd/308:35:423
106891610,1ptp4l401ktimersoftd/307:40:293
272812590,2sleep10-21swapper/111:14:051
285222580,5sleep1241ktimersoftd/110:09:291
231692584,10sleep10-21swapper/107:23:371
106891570,1ptp4l401ktimersoftd/312:18:183
23252560,2sleep20-21swapper/211:20:562
112712550,1sleep211272-21sh12:04:122
106891550,1ptp4l401ktimersoftd/310:04:413
106891550,1ptp4l401ktimersoftd/309:47:483
218552520,2sleep10-21swapper/112:48:031
106891520,1ptp4l401ktimersoftd/309:09:313
23422994540,3cyclictest25-21ksoftirqd/111:30:461
23422994539,3cyclictest25-21ksoftirqd/112:40:491
178962450,2sleep30-21swapper/312:44:323
106891450,1ptp4l401ktimersoftd/312:47:503
23422994439,3cyclictest25-21ksoftirqd/109:45:421
23422994437,4cyclictest25-21ksoftirqd/111:35:461
106891440,2ptp4l11053-21kworker/3:212:01:083
23422994136,3cyclictest25-21ksoftirqd/107:50:401
23422994136,3cyclictest25-21ksoftirqd/107:35:391
23422994134,4cyclictest25-21ksoftirqd/108:20:391
23422994134,4cyclictest25-21ksoftirqd/107:45:401
23422994121,11cyclictest25-21ksoftirqd/112:10:511
23422994033,4cyclictest25-21ksoftirqd/111:05:471
106891400,1ptp4l401ktimersoftd/311:34:143
106891400,1ptp4l401ktimersoftd/309:31:123
106891400,0ptp4l401ktimersoftd/311:25:453
23434993929,5cyclictest41-21ksoftirqd/310:25:443
23422993934,3cyclictest25-21ksoftirqd/110:15:421
23422993933,3cyclictest25-21ksoftirqd/108:25:411
106891390,1ptp4l401ktimersoftd/311:05:293
106891390,1ptp4l401ktimersoftd/309:37:113
106891390,1ptp4l401ktimersoftd/309:23:413
23422993832,4cyclictest25-21ksoftirqd/111:15:441
106891380,1ptp4l401ktimersoftd/309:59:453
106891380,0ptp4l401ktimersoftd/310:47:433
23422993731,3cyclictest25-21ksoftirqd/110:45:371
23418993731,3cyclictest101ktimersoftd/008:15:450
106891370,1ptp4l401ktimersoftd/312:50:413
106891370,1ptp4l401ktimersoftd/312:32:593
106891370,1ptp4l401ktimersoftd/311:54:073
106891370,1ptp4l401ktimersoftd/311:54:073
106891370,1ptp4l401ktimersoftd/311:05:463
106891370,1ptp4l401ktimersoftd/310:56:273
106891370,1ptp4l401ktimersoftd/310:41:063
106891370,1ptp4l401ktimersoftd/310:21:193
106891370,1ptp4l401ktimersoftd/310:19:163
106891370,1ptp4l401ktimersoftd/309:29:563
106891370,0ptp4l401ktimersoftd/310:31:503
106891370,0ptp4l401ktimersoftd/310:14:573
106891370,0ptp4l401ktimersoftd/310:14:573
23422993630,3cyclictest25-21ksoftirqd/112:00:391
23422993622,3cyclictest25-21ksoftirqd/108:10:591
23418993631,3cyclictest9-21ksoftirqd/010:45:330
23418993626,3cyclictest9-21ksoftirqd/009:25:510
106891360,1ptp4l401ktimersoftd/312:36:583
106891360,1ptp4l401ktimersoftd/307:40:463
106891360,0ptp4l401ktimersoftd/311:36:433
23422993530,3cyclictest25-21ksoftirqd/112:10:351
23422993529,3cyclictest25-21ksoftirqd/111:25:341
23422993528,4cyclictest25-21ksoftirqd/112:35:481
23422993524,9cyclictest25-21ksoftirqd/112:20:501
23422993521,4cyclictest25-21ksoftirqd/109:30:531
106891350,1ptp4l401ktimersoftd/312:29:363
106891350,1ptp4l401ktimersoftd/311:59:543
106891350,1ptp4l401ktimersoftd/311:21:473
106891350,1ptp4l401ktimersoftd/310:50:563
106891350,0ptp4l401ktimersoftd/311:46:413
316522340,4sleep02341899cyclictest08:45:570
23428993429,3cyclictest33-21ksoftirqd/210:15:322
23428993429,3cyclictest33-21ksoftirqd/210:15:322
23422993428,3cyclictest25-21ksoftirqd/109:45:311
23422993427,4cyclictest25-21ksoftirqd/110:00:461
23422993427,4cyclictest25-21ksoftirqd/108:35:421
23422993427,3cyclictest25-21ksoftirqd/111:00:341
2342299341,3cyclictest121rcu_preempt11:50:501
2342299341,3cyclictest121rcu_preempt11:50:501
106891340,2ptp4l28950-21kworker/3:110:10:303
2342299339,4cyclictest25-21ksoftirqd/109:10:541
23422993328,3cyclictest25-21ksoftirqd/112:30:471
23422993328,3cyclictest25-21ksoftirqd/110:30:451
23422993328,3cyclictest25-21ksoftirqd/107:40:521
23422993327,3cyclictest25-21ksoftirqd/112:00:351
23422993327,3cyclictest25-21ksoftirqd/111:25:471
23422993327,3cyclictest25-21ksoftirqd/109:35:461
23422993326,3cyclictest25-21ksoftirqd/110:10:441
23422993326,3cyclictest25-21ksoftirqd/110:10:441
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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