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2026-04-07 - 19:29
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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 Tue Apr 07, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
863121380,4sleep12707499cyclictest11:06:021
2527021270,3sleep02706999cyclictest10:49:470
1068911010,4ptp4l401ktimersoftd/308:11:563
298732690,4sleep02706999cyclictest13:05:290
2706999671,3cyclictest11818-21ssh12:14:460
2706999670,2cyclictest20829-21diskmemload11:42:130
6202640,3sleep2321ktimersoftd/212:36:532
53492640,4sleep05352-21ptp4l-jitter09:39:370
315662640,4sleep3401ktimersoftd/313:08:213
2706999646,26cyclictest18551-21ls10:44:290
213602640,2sleep20-21swapper/213:29:482
263112630,5sleep126312-21proc_pri12:29:411
256542630,2sleep10-21swapper/111:56:171
27069996011,20cyclictest20829-21diskmemload12:01:230
172272580,1sleep10-21swapper/110:42:531
74032560,1sleep30-21swapper/311:04:393
30422560,2sleep10-21swapper/111:34:201
27069995610,24cyclictest19605-21latency_hist13:29:200
2706999560,27cyclictest0-21swapper/013:19:500
27074995521,9cyclictest25-21ksoftirqd/110:59:451
27074995428,8cyclictest25-21ksoftirqd/111:24:181
143291540,1getstats0-21swapper/311:12:103
27074995326,4cyclictest25-21ksoftirqd/113:14:201
219572530,4sleep021961-21irqrtprio10:14:340
11642530,2sleep00-21swapper/013:43:110
89712510,3sleep00-21swapper/009:49:170
2708899507,7cyclictest18603-21awk11:49:363
27074995024,3cyclictest25-21ksoftirqd/112:24:381
269142504,34sleep20-21swapper/208:13:362
27074994916,9cyclictest25-21ksoftirqd/111:14:351
241832490,3sleep20-21swapper/212:59:492
27074994823,4cyclictest25-21ksoftirqd/110:24:161
2706999485,22cyclictest0-21swapper/012:24:400
317472470,2sleep20-21swapper/213:40:042
2708899475,8cyclictest26051-21tail09:14:433
2707499476,8cyclictest25-21ksoftirqd/108:44:131
27074994737,3cyclictest25-21ksoftirqd/112:02:561
27074994727,10cyclictest25-21ksoftirqd/108:34:131
27074994727,10cyclictest25-21ksoftirqd/108:34:131
27074994723,8cyclictest25-21ksoftirqd/111:49:481
27074994722,4cyclictest25-21ksoftirqd/113:39:321
266982474,32sleep10-21swapper/108:10:491
137702470,1sleep20-21swapper/212:17:372
106891470,1ptp4l401ktimersoftd/312:28:343
2707499463,10cyclictest25-21ksoftirqd/113:24:361
27074994622,4cyclictest25-21ksoftirqd/109:54:441
27074994621,9cyclictest25-21ksoftirqd/110:49:461
27074994619,4cyclictest25-21ksoftirqd/112:09:311
27074994619,4cyclictest25-21ksoftirqd/112:09:311
27074994617,4cyclictest25-21ksoftirqd/113:34:201
27074994616,7cyclictest25-21ksoftirqd/111:29:361
2706999463,5cyclictest20829-21diskmemload12:08:200
2707499455,8cyclictest25-21ksoftirqd/113:04:201
27074994538,3cyclictest25-21ksoftirqd/110:09:201
27074994531,3cyclictest25-21ksoftirqd/109:49:161
27074994524,7cyclictest25-21ksoftirqd/113:19:441
27074994521,4cyclictest25-21ksoftirqd/111:47:051
27074994520,4cyclictest25-21ksoftirqd/112:49:491
27074994519,9cyclictest25-21ksoftirqd/110:44:451
27074994519,10cyclictest25-21ksoftirqd/110:29:161
27074994519,10cyclictest25-21ksoftirqd/110:29:161
27074994516,8cyclictest25-21ksoftirqd/111:09:371
27074994516,7cyclictest25-21ksoftirqd/109:34:291
2706999452,35cyclictest1071-21apt-get10:59:280
27074994438,3cyclictest25-21ksoftirqd/109:49:201
27074994432,3cyclictest25-21ksoftirqd/111:39:381
27074994422,4cyclictest25-21ksoftirqd/109:29:371
27074994421,4cyclictest25-21ksoftirqd/112:22:201
27074994421,3cyclictest25-21ksoftirqd/110:29:391
27074994420,4cyclictest25-21ksoftirqd/109:04:321
27074994419,4cyclictest25-21ksoftirqd/111:24:371
27074994419,4cyclictest25-21ksoftirqd/110:55:051
27074994415,7cyclictest25-21ksoftirqd/110:19:161
27069994410,23cyclictest1055-21runrttasks08:40:560
27074994337,3cyclictest25-21ksoftirqd/108:34:181
27074994337,3cyclictest25-21ksoftirqd/108:34:181
27074994333,3cyclictest25-21ksoftirqd/109:39:281
27074994322,7cyclictest25-21ksoftirqd/112:39:321
27074994322,11cyclictest25-21ksoftirqd/113:04:311
27074994320,4cyclictest25-21ksoftirqd/113:39:201
27074994319,4cyclictest25-21ksoftirqd/108:20:071
27074994318,7cyclictest25-21ksoftirqd/112:44:451
27074994314,4cyclictest25-21ksoftirqd/113:14:361
2707499425,8cyclictest25-21ksoftirqd/109:14:301
27074994218,4cyclictest25-21ksoftirqd/109:24:151
27074994218,3cyclictest25-21ksoftirqd/110:39:161
27074994210,3cyclictest25-21ksoftirqd/112:06:401
2706999422,34cyclictest0-21swapper/013:14:320
2706999422,34cyclictest0-21swapper/008:59:240
27074994135,3cyclictest25-21ksoftirqd/108:44:181
27074994121,6cyclictest25-21ksoftirqd/112:39:201
27074994112,7cyclictest25-21ksoftirqd/108:59:231
2706999413,32cyclictest0-21swapper/010:39:290
2706999413,32cyclictest0-21swapper/010:19:270
2706999413,30cyclictest19717-21apt-get09:04:270
2706999412,34cyclictest0-21swapper/011:29:270
2706999412,31cyclictest2494-21apt-get12:39:300
106891410,1ptp4l401ktimersoftd/310:42:313
2708899407,5cyclictest41-21ksoftirqd/312:08:143
2707499405,3cyclictest25-21ksoftirqd/112:54:321
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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