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2026-07-22 - 16:06
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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 Wed Jul 22, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
223021640,5sleep11664399cyclictest13:17:361
193021510,3sleep01663799cyclictest10:53:130
1068911050,3ptp4l401ktimersoftd/309:09:053
311522770,2sleep10-21swapper/113:47:111
1558826644,9sleep20-21swapper/209:08:112
163522610,2sleep00-21swapper/013:31:480
71972600,1sleep10-21swapper/112:48:131
48012600,2sleep20-21swapper/212:46:212
48012600,2sleep20-21swapper/212:46:212
322472590,2sleep10-21swapper/112:41:101
241872580,3sleep00-21swapper/012:33:060
216412580,2sleep30-21swapper/310:28:073
16653995750,3cyclictest41-21ksoftirqd/313:33:063
106891570,1ptp4l401ktimersoftd/313:59:083
315882560,2sleep00-21swapper/012:40:010
16653995629,3cyclictest41-21ksoftirqd/312:48:103
106891560,1ptp4l401ktimersoftd/314:17:193
67532550,3sleep21664799cyclictest11:42:252
16653995549,3cyclictest41-21ksoftirqd/311:23:053
16653995548,4cyclictest41-21ksoftirqd/310:43:023
106891550,1ptp4l401ktimersoftd/313:01:553
16643995222,4cyclictest25-21ksoftirqd/114:42:561
16653995145,3cyclictest41-21ksoftirqd/313:18:073
16653995143,3cyclictest41-21ksoftirqd/313:08:053
16653995114,3cyclictest121rcu_preempt13:03:233
16643995123,7cyclictest25-21ksoftirqd/112:03:141
16643995123,5cyclictest25-21ksoftirqd/112:53:161
16643995120,8cyclictest25-21ksoftirqd/114:18:171
106891510,1ptp4l401ktimersoftd/311:50:363
16653995024,4cyclictest41-21ksoftirqd/312:13:103
16643995022,4cyclictest25-21ksoftirqd/113:58:181
16643995020,11cyclictest25-21ksoftirqd/109:28:061
16643995018,7cyclictest25-21ksoftirqd/114:27:551
16643995018,10cyclictest25-21ksoftirqd/111:48:111
146822500,2sleep20-21swapper/213:28:532
16653994942,3cyclictest41-21ksoftirqd/311:08:033
16653994935,3cyclictest41-21ksoftirqd/314:38:153
16643994922,4cyclictest25-21ksoftirqd/113:03:101
16643994921,8cyclictest25-21ksoftirqd/113:42:551
16643994921,4cyclictest25-21ksoftirqd/112:13:091
16643994920,4cyclictest25-21ksoftirqd/111:18:111
16643994914,9cyclictest25-21ksoftirqd/109:53:091
16653994840,4cyclictest41-21ksoftirqd/310:13:023
1664399485,9cyclictest25-21ksoftirqd/111:43:101
16643994824,4cyclictest25-21ksoftirqd/114:08:141
16643994824,4cyclictest25-21ksoftirqd/113:33:071
16643994824,4cyclictest25-21ksoftirqd/110:47:501
16643994823,3cyclictest25-21ksoftirqd/112:28:051
16643994821,9cyclictest25-21ksoftirqd/111:52:531
16643994820,5cyclictest25-21ksoftirqd/113:08:121
16653994730,3cyclictest41-21ksoftirqd/312:03:073
16653994725,9cyclictest41-21ksoftirqd/309:58:203
16643994723,4cyclictest25-21ksoftirqd/113:53:191
16643994723,4cyclictest25-21ksoftirqd/110:12:501
16643994723,4cyclictest25-21ksoftirqd/109:27:491
1664399472,22cyclictest121rcu_preempt13:24:491
16643994721,8cyclictest25-21ksoftirqd/113:48:241
16643994718,7cyclictest25-21ksoftirqd/112:18:211
16643994717,7cyclictest25-21ksoftirqd/114:28:111
16653994628,3cyclictest41-21ksoftirqd/314:08:253
16653994620,4cyclictest41-21ksoftirqd/313:52:553
16653994610,5cyclictest41-21ksoftirqd/310:33:203
16643994622,8cyclictest25-21ksoftirqd/111:28:111
16643994622,4cyclictest25-21ksoftirqd/111:23:221
16643994621,4cyclictest25-21ksoftirqd/112:25:071
16643994619,9cyclictest25-21ksoftirqd/109:33:051
16643994618,6cyclictest25-21ksoftirqd/114:33:131
16643994618,6cyclictest25-21ksoftirqd/114:33:131
1665399455,7cyclictest121rcu_preempt10:52:503
16653994539,3cyclictest41-21ksoftirqd/309:28:023
16653994520,4cyclictest41-21ksoftirqd/311:59:333
16653994518,5cyclictest41-21ksoftirqd/312:33:083
1664399457,9cyclictest25-21ksoftirqd/109:18:101
1664399456,9cyclictest25-21ksoftirqd/112:58:121
1664399455,8cyclictest25-21ksoftirqd/114:03:251
1664399454,7cyclictest2817-21ssh13:18:061
16643994525,7cyclictest25-21ksoftirqd/111:08:211
16643994522,8cyclictest25-21ksoftirqd/110:33:071
16643994520,8cyclictest25-21ksoftirqd/110:48:091
16643994520,8cyclictest25-21ksoftirqd/109:38:021
16643994520,10cyclictest25-21ksoftirqd/111:33:151
16653994429,4cyclictest41-21ksoftirqd/312:38:123
16653994423,7cyclictest41-21ksoftirqd/309:38:183
16653994420,4cyclictest41-21ksoftirqd/314:03:183
16653994418,4cyclictest41-21ksoftirqd/312:23:453
16643994421,4cyclictest25-21ksoftirqd/110:38:121
16643994421,4cyclictest25-21ksoftirqd/110:28:071
16643994420,4cyclictest25-21ksoftirqd/111:14:101
16643994420,4cyclictest25-21ksoftirqd/110:58:081
16643994420,4cyclictest25-21ksoftirqd/109:48:181
16643994420,11cyclictest25-21ksoftirqd/110:02:501
16643994420,10cyclictest25-21ksoftirqd/112:08:081
16643994419,9cyclictest25-21ksoftirqd/110:07:501
16643994419,8cyclictest25-21ksoftirqd/110:23:061
16643994418,8cyclictest25-21ksoftirqd/109:12:481
16643994418,7cyclictest25-21ksoftirqd/110:13:151
16653994336,4cyclictest41-21ksoftirqd/310:03:033
16653994335,4cyclictest41-21ksoftirqd/309:32:593
16653994319,8cyclictest41-21ksoftirqd/313:23:123
16653994319,4cyclictest41-21ksoftirqd/311:33:203
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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