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2026-05-15 - 17:28
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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 Fri May 15, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1855521590,6sleep2617899cyclictest13:08:132
2279421520,5sleep1616999cyclictest09:05:431
388121470,4sleep3618699cyclictest12:20:203
1068911080,4ptp4l401ktimersoftd/308:30:323
41052750,2sleep20-21swapper/213:25:552
106891680,2ptp4l401ktimersoftd/311:15:473
106891680,1ptp4l401ktimersoftd/312:08:253
60032645,9sleep00-21swapper/008:34:350
106891620,2ptp4l401ktimersoftd/308:45:283
106891610,2ptp4l401ktimersoftd/313:47:073
320702600,3sleep1231rcuc/109:25:381
106891600,1ptp4l401ktimersoftd/309:25:323
200862590,3sleep3618699cyclictest13:10:313
106891590,1ptp4l401ktimersoftd/314:00:433
94502580,2sleep10-21swapper/111:18:111
106891570,1ptp4l401ktimersoftd/313:15:563
106891570,1ptp4l401ktimersoftd/311:21:493
106891560,1ptp4l401ktimersoftd/310:49:553
25792520,1sleep30-21swapper/311:45:193
44382510,2sleep20-21swapper/210:40:182
6169995023,9cyclictest25-21ksoftirqd/113:25:401
143291500,3getstats618699cyclictest11:05:593
616999485,7cyclictest25-21ksoftirqd/113:50:351
6169994841,4cyclictest25-21ksoftirqd/112:20:241
6169994824,4cyclictest25-21ksoftirqd/112:55:341
6169994821,4cyclictest25-21ksoftirqd/111:05:331
6169994820,12cyclictest25-21ksoftirqd/112:10:331
6169994820,12cyclictest25-21ksoftirqd/111:55:321
6169994819,4cyclictest25-21ksoftirqd/112:25:371
6169994817,8cyclictest25-21ksoftirqd/110:35:351
6169994741,3cyclictest241ktimersoftd/112:50:331
6169994723,4cyclictest25-21ksoftirqd/114:01:151
6169994723,4cyclictest25-21ksoftirqd/108:40:461
6169994722,4cyclictest25-21ksoftirqd/112:47:561
6169994722,4cyclictest25-21ksoftirqd/110:40:401
6169994718,4cyclictest25-21ksoftirqd/110:05:341
616999471,7cyclictest25-21ksoftirqd/113:50:221
6169994717,7cyclictest25-21ksoftirqd/112:35:351
6169994623,3cyclictest25-21ksoftirqd/109:25:171
6169994622,4cyclictest25-21ksoftirqd/112:15:401
6169994621,4cyclictest25-21ksoftirqd/110:30:411
6169994620,4cyclictest25-21ksoftirqd/110:45:361
6169994617,7cyclictest25-21ksoftirqd/111:45:321
6169994617,5cyclictest25-21ksoftirqd/111:40:391
6169994615,9cyclictest25-21ksoftirqd/109:40:391
616999453,9cyclictest25-21ksoftirqd/113:20:511
6169994537,4cyclictest25-21ksoftirqd/110:00:211
6169994521,4cyclictest25-21ksoftirqd/112:40:371
6169994521,4cyclictest25-21ksoftirqd/109:55:341
6169994520,6cyclictest25-21ksoftirqd/109:50:371
6169994518,4cyclictest25-21ksoftirqd/111:10:461
6169994518,4cyclictest25-21ksoftirqd/110:55:461
6169994517,5cyclictest25-21ksoftirqd/111:35:421
6169994517,4cyclictest25-21ksoftirqd/113:00:331
616999443,8cyclictest25-21ksoftirqd/111:30:471
6169994421,7cyclictest25-21ksoftirqd/112:00:381
6169994420,4cyclictest25-21ksoftirqd/109:45:371
6169994418,9cyclictest25-21ksoftirqd/110:25:331
6169994418,9cyclictest25-21ksoftirqd/110:25:331
6169994418,4cyclictest25-21ksoftirqd/109:15:291
6169994416,8cyclictest25-21ksoftirqd/111:20:371
106891440,1ptp4l401ktimersoftd/313:03:203
6169994320,4cyclictest25-21ksoftirqd/108:45:431
6169994320,4cyclictest25-21ksoftirqd/108:35:371
6169994320,4cyclictest25-21ksoftirqd/108:35:371
6169994319,10cyclictest25-21ksoftirqd/111:03:131
6169994316,8cyclictest25-21ksoftirqd/111:26:371
6169994315,5cyclictest25-21ksoftirqd/113:30:431
6169994315,5cyclictest25-21ksoftirqd/110:10:401
616999430,8cyclictest15440-21ptp4l08:50:371
6169994226,3cyclictest25-21ksoftirqd/112:05:451
6169994219,4cyclictest25-21ksoftirqd/109:10:441
616999421,8cyclictest25-21ksoftirqd/113:55:501
6169994218,3cyclictest25-21ksoftirqd/113:35:561
6169994217,4cyclictest25-21ksoftirqd/108:35:151
6169994217,10cyclictest25-21ksoftirqd/113:10:221
6169994216,5cyclictest25-21ksoftirqd/112:30:361
6169994214,5cyclictest25-21ksoftirqd/110:20:321
6169994213,12cyclictest25-21ksoftirqd/113:15:511
616999417,3cyclictest25-21ksoftirqd/110:50:281
6169994132,3cyclictest25-21ksoftirqd/111:50:411
6169994117,4cyclictest25-21ksoftirqd/113:40:381
6169994117,4cyclictest25-21ksoftirqd/109:35:301
6169994117,10cyclictest25-21ksoftirqd/109:00:451
616999403,8cyclictest25-21ksoftirqd/113:10:411
106891400,1ptp4l401ktimersoftd/312:12:213
106891400,0ptp4l401ktimersoftd/311:03:353
6169993814,10cyclictest25-21ksoftirqd/110:20:181
33322380,3sleep30-21swapper/311:45:353
106891380,2ptp4l29187-21kworker/3:211:33:143
106891380,1ptp4l401ktimersoftd/313:38:453
106891380,1ptp4l401ktimersoftd/313:32:453
106891380,1ptp4l401ktimersoftd/313:25:263
106891380,1ptp4l401ktimersoftd/313:22:563
106891380,1ptp4l401ktimersoftd/313:09:383
106891380,1ptp4l401ktimersoftd/312:45:343
106891380,1ptp4l401ktimersoftd/312:45:183
106891380,1ptp4l401ktimersoftd/312:00:493
106891380,1ptp4l401ktimersoftd/311:52:063
106891380,1ptp4l401ktimersoftd/311:27:043
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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