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2026-04-30 - 02:52
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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 Apr 29, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
338021540,5sleep11169199cyclictest11:29:301
1995421300,5sleep21169999cyclictest10:41:212
1068911000,4ptp4l401ktimersoftd/308:22:383
106891670,1ptp4l401ktimersoftd/311:23:533
42302640,3sleep1233-21systemd-journal09:16:251
11691996126,16cyclictest25-21ksoftirqd/111:31:461
106891610,1ptp4l401ktimersoftd/311:26:553
9482580,2sleep30-21swapper/312:31:593
106891580,1ptp4l401ktimersoftd/312:17:363
117392570,2sleep20-21swapper/208:26:232
11699995720,5cyclictest33-21ksoftirqd/213:09:182
11699995527,10cyclictest33-21ksoftirqd/211:31:452
11691995539,8cyclictest25-21ksoftirqd/110:36:391
153632540,2sleep20-21swapper/209:36:452
106891540,1ptp4l401ktimersoftd/312:01:213
11699995331,3cyclictest33-21ksoftirqd/211:56:452
11691995223,5cyclictest25-21ksoftirqd/111:41:291
11691995223,4cyclictest25-21ksoftirqd/108:31:421
11691995121,7cyclictest25-21ksoftirqd/112:46:461
11691995120,8cyclictest25-21ksoftirqd/110:56:431
269902500,2sleep30-21swapper/310:46:563
11699995018,6cyclictest33-21ksoftirqd/208:41:472
1169999501,6cyclictest33-21ksoftirqd/211:41:442
11691995022,7cyclictest25-21ksoftirqd/111:06:471
11691995022,5cyclictest25-21ksoftirqd/110:46:491
11691995022,4cyclictest25-21ksoftirqd/113:16:581
1169999493,8cyclictest33-21ksoftirqd/213:51:312
11699994921,7cyclictest33-21ksoftirqd/212:21:582
11691994933,3cyclictest25-21ksoftirqd/110:26:421
11691994922,8cyclictest25-21ksoftirqd/112:16:291
11691994922,11cyclictest25-21ksoftirqd/112:11:291
11691994921,4cyclictest25-21ksoftirqd/113:53:411
11691994919,8cyclictest25-21ksoftirqd/111:21:291
106891490,1ptp4l401ktimersoftd/310:32:553
1169999486,4cyclictest33-21ksoftirqd/213:42:022
11699994821,18cyclictest33-21ksoftirqd/209:06:462
11699994820,4cyclictest33-21ksoftirqd/210:11:262
1169199484,8cyclictest25-21ksoftirqd/109:26:401
11691994824,4cyclictest25-21ksoftirqd/112:56:421
11691994823,8cyclictest25-21ksoftirqd/113:46:501
11691994823,8cyclictest25-21ksoftirqd/113:41:461
11691994823,4cyclictest25-21ksoftirqd/113:06:581
11691994822,8cyclictest25-21ksoftirqd/110:26:271
11691994821,9cyclictest25-21ksoftirqd/113:21:591
11691994820,7cyclictest25-21ksoftirqd/109:56:521
11691994820,5cyclictest25-21ksoftirqd/109:01:251
11691994820,4cyclictest25-21ksoftirqd/111:56:291
11691994819,7cyclictest25-21ksoftirqd/110:51:431
11691994818,8cyclictest25-21ksoftirqd/111:01:551
106891480,2ptp4l14020-21kworker/3:213:41:073
1169999475,7cyclictest23419-21apt09:56:262
1169999475,3cyclictest33-21ksoftirqd/211:56:292
11699994731,5cyclictest33-21ksoftirqd/213:56:312
11699994722,4cyclictest33-21ksoftirqd/213:21:322
11699994719,5cyclictest33-21ksoftirqd/209:56:462
11699994716,9cyclictest33-21ksoftirqd/211:01:432
1169199474,8cyclictest25-21ksoftirqd/110:11:401
11691994723,4cyclictest25-21ksoftirqd/112:41:481
11691994722,8cyclictest25-21ksoftirqd/109:36:461
11691994721,9cyclictest25-21ksoftirqd/112:56:301
11691994721,8cyclictest25-21ksoftirqd/108:51:441
11691994721,8cyclictest25-21ksoftirqd/108:51:441
11691994720,9cyclictest25-21ksoftirqd/108:56:421
11691994720,4cyclictest25-21ksoftirqd/111:11:511
11691994720,4cyclictest25-21ksoftirqd/110:31:451
11691994719,5cyclictest25-21ksoftirqd/110:41:471
11691994719,5cyclictest25-21ksoftirqd/110:41:471
1169999467,6cyclictest33-21ksoftirqd/208:56:252
1169999467,6cyclictest33-21ksoftirqd/208:56:252
1169999466,4cyclictest31266-21munin-run12:31:292
1169999466,4cyclictest31266-21munin-run12:31:292
11699994633,4cyclictest33-21ksoftirqd/210:21:462
11699994632,3cyclictest33-21ksoftirqd/211:01:272
11699994622,4cyclictest33-21ksoftirqd/211:09:192
11699994621,6cyclictest33-21ksoftirqd/213:34:022
11699994621,4cyclictest33-21ksoftirqd/213:05:342
11699994618,4cyclictest33-21ksoftirqd/210:56:272
1169199464,9cyclictest25-21ksoftirqd/109:21:391
1169199464,5cyclictest25-21ksoftirqd/108:31:241
11691994632,7cyclictest25-21ksoftirqd/109:31:371
11691994623,4cyclictest25-21ksoftirqd/111:56:451
11691994622,4cyclictest25-21ksoftirqd/112:06:291
11691994622,10cyclictest25-21ksoftirqd/113:36:481
11691994621,4cyclictest25-21ksoftirqd/112:31:521
11691994620,8cyclictest25-21ksoftirqd/109:46:541
11691994620,4cyclictest25-21ksoftirqd/110:01:541
11691994619,7cyclictest25-21ksoftirqd/110:11:271
11691994619,5cyclictest25-21ksoftirqd/109:16:481
11691994618,4cyclictest25-21ksoftirqd/113:13:501
1169999457,3cyclictest33-21ksoftirqd/209:11:542
1169999456,6cyclictest33-21ksoftirqd/211:26:282
1169999453,9cyclictest33-21ksoftirqd/213:26:482
11699994537,4cyclictest33-21ksoftirqd/209:01:292
11699994537,4cyclictest33-21ksoftirqd/208:46:282
11699994537,4cyclictest33-21ksoftirqd/208:46:282
11699994533,3cyclictest33-21ksoftirqd/212:01:432
11699994533,3cyclictest33-21ksoftirqd/210:46:382
11699994520,4cyclictest33-21ksoftirqd/213:15:372
11699994519,4cyclictest33-21ksoftirqd/211:16:512
11699994517,4cyclictest33-21ksoftirqd/210:31:472
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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