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2026-03-14 - 19:24
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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 Sat Mar 14, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2170121740,4sleep02591999cyclictest12:13:530
1249721480,4sleep22593099cyclictest11:31:192
2924121460,3sleep12592599cyclictest12:21:201
61021420,5sleep02591999cyclictest10:46:280
1068911030,4ptp4l401ktimersoftd/307:56:133
252802790,2sleep10-21swapper/113:23:351
252802790,2sleep10-21swapper/113:23:351
106891690,1ptp4l401ktimersoftd/313:06:153
106891630,1ptp4l401ktimersoftd/308:11:243
106891610,1ptp4l401ktimersoftd/311:21:263
255902594,44sleep00-21swapper/007:57:540
23722590,3sleep126162-21kworker/1:013:01:031
43622580,2sleep00-21swapper/012:29:390
106891580,1ptp4l401ktimersoftd/310:43:073
106891570,1ptp4l401ktimersoftd/309:15:363
246332564,37sleep10-21swapper/107:56:171
106891560,1ptp4l401ktimersoftd/311:17:253
25936995547,5cyclictest41-21ksoftirqd/311:56:153
106891550,1ptp4l401ktimersoftd/310:34:003
25936995447,4cyclictest41-21ksoftirqd/312:06:133
235942530,3sleep125-21ksoftirqd/110:36:421
287242521,19sleep10-21swapper/111:47:371
72382510,2sleep00-21swapper/009:35:580
282282500,2sleep20-21swapper/211:46:452
263752500,3sleep02591999cyclictest10:06:420
25936995044,3cyclictest41-21ksoftirqd/312:41:143
106891490,1ptp4l401ktimersoftd/312:26:593
25936994740,4cyclictest41-21ksoftirqd/311:26:153
25936994739,4cyclictest41-21ksoftirqd/310:11:123
25936994729,7cyclictest41-21ksoftirqd/310:31:003
106891470,1ptp4l401ktimersoftd/313:27:153
25936994639,4cyclictest41-21ksoftirqd/311:11:133
25936994538,3cyclictest41-21ksoftirqd/308:31:103
106891450,1ptp4l401ktimersoftd/311:33:563
106891450,1ptp4l401ktimersoftd/310:47:193
25936994437,3cyclictest41-21ksoftirqd/309:21:103
25936994436,4cyclictest41-21ksoftirqd/309:36:103
106891440,1ptp4l401ktimersoftd/311:40:153
25936994315,12cyclictest41-21ksoftirqd/309:26:153
106891420,1ptp4l401ktimersoftd/313:24:133
106891420,1ptp4l401ktimersoftd/313:24:133
106891420,1ptp4l401ktimersoftd/308:01:193
25936994019,10cyclictest41-21ksoftirqd/310:51:193
256742404,24sleep20-21swapper/207:59:012
106891390,1ptp4l401ktimersoftd/312:52:193
106891390,1ptp4l401ktimersoftd/312:36:523
106891390,1ptp4l401ktimersoftd/312:23:443
106891390,1ptp4l401ktimersoftd/311:44:153
106891390,1ptp4l401ktimersoftd/311:44:153
25925993825,6cyclictest25-21ksoftirqd/108:16:091
25925993825,6cyclictest25-21ksoftirqd/108:16:091
195812380,4sleep2321ktimersoftd/213:17:102
106891380,1ptp4l401ktimersoftd/313:05:393
106891380,1ptp4l401ktimersoftd/312:19:253
106891380,1ptp4l401ktimersoftd/312:15:283
106891380,1ptp4l401ktimersoftd/312:05:453
106891380,1ptp4l401ktimersoftd/311:01:483
106891380,1ptp4l401ktimersoftd/310:24:483
106891380,1ptp4l401ktimersoftd/310:07:023
106891370,1ptp4l401ktimersoftd/312:56:143
106891370,1ptp4l401ktimersoftd/312:47:063
106891370,1ptp4l401ktimersoftd/312:32:283
106891370,1ptp4l401ktimersoftd/311:54:403
106891370,1ptp4l401ktimersoftd/311:49:433
106891370,1ptp4l401ktimersoftd/310:57:383
106891370,1ptp4l401ktimersoftd/310:39:033
106891370,1ptp4l401ktimersoftd/310:02:283
106891370,1ptp4l401ktimersoftd/310:02:283
106891370,0ptp4l401ktimersoftd/310:20:273
106891370,0ptp4l401ktimersoftd/308:28:343
25936993628,4cyclictest41-21ksoftirqd/308:06:103
106891360,1ptp4l401ktimersoftd/313:11:553
106891360,1ptp4l401ktimersoftd/311:10:313
106891360,1ptp4l401ktimersoftd/309:46:593
106891360,0ptp4l401ktimersoftd/309:55:193
25936993528,4cyclictest41-21ksoftirqd/308:21:093
25936993526,4cyclictest41-21ksoftirqd/308:36:093
106891350,1ptp4l401ktimersoftd/309:35:543
25925993427,5cyclictest25-21ksoftirqd/111:56:021
25925993422,6cyclictest25-21ksoftirqd/113:11:161
25925993415,10cyclictest27146-21ssh13:26:171
2591999342,29cyclictest9570-21sh09:40:580
25925993328,3cyclictest25-21ksoftirqd/111:31:011
25925993319,6cyclictest25-21ksoftirqd/110:16:101
106891330,1ptp4l401ktimersoftd/313:17:063
25936993227,3cyclictest41-21ksoftirqd/308:16:263
25936993227,3cyclictest41-21ksoftirqd/308:16:263
25925993222,4cyclictest25-21ksoftirqd/111:36:131
25925993219,6cyclictest25-21ksoftirqd/110:06:111
25936993126,3cyclictest41-21ksoftirqd/309:45:593
25936993126,3cyclictest41-21ksoftirqd/308:41:263
25930993125,3cyclictest33-21ksoftirqd/213:21:222
25930993125,3cyclictest33-21ksoftirqd/213:21:222
25930993120,9cyclictest33-21ksoftirqd/210:01:102
25930993120,9cyclictest33-21ksoftirqd/210:01:102
25936993025,3cyclictest41-21ksoftirqd/309:20:593
25936993025,3cyclictest41-21ksoftirqd/309:05:593
25930993024,3cyclictest33-21ksoftirqd/211:16:142
25930993024,3cyclictest33-21ksoftirqd/210:41:172
25930993014,3cyclictest33-21ksoftirqd/211:21:442
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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