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2026-07-25 - 00:07
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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 Jul 24, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2467421540,4sleep2237999cyclictest09:58:552
1068911230,4ptp4l401ktimersoftd/309:09:113
237999833,8cyclictest27952-21diskmemload14:29:152
207502650,3sleep3391rcuc/309:49:133
20072634,10sleep00-21swapper/009:10:430
31222620,2sleep20-21swapper/211:54:132
140752570,3sleep00-21swapper/012:04:230
106891570,1ptp4l401ktimersoftd/312:58:053
2388995628,4cyclictest41-21ksoftirqd/311:38:573
2379995629,4cyclictest33-21ksoftirqd/211:19:132
106891550,1ptp4l401ktimersoftd/313:23:063
2388995423,7cyclictest41-21ksoftirqd/313:39:123
2379995423,4cyclictest33-21ksoftirqd/213:44:182
106891540,1ptp4l401ktimersoftd/314:07:483
106891540,1ptp4l401ktimersoftd/312:35:323
106891540,1ptp4l401ktimersoftd/311:15:343
2388995326,3cyclictest41-21ksoftirqd/313:14:003
2379995327,4cyclictest33-21ksoftirqd/214:39:172
251242520,2sleep00-21swapper/013:22:560
2388995225,4cyclictest41-21ksoftirqd/313:14:133
176982520,2sleep30-21swapper/309:44:073
106891520,1ptp4l401ktimersoftd/312:40:403
238899511,4cyclictest121rcu_preempt13:54:133
2379995124,9cyclictest33-21ksoftirqd/214:24:022
2379995117,10cyclictest33-21ksoftirqd/213:53:272
2379995117,10cyclictest33-21ksoftirqd/213:53:272
241732500,2sleep00-21swapper/013:54:200
106891500,1ptp4l401ktimersoftd/313:31:383
2388994924,4cyclictest41-21ksoftirqd/311:44:143
2388994924,3cyclictest41-21ksoftirqd/314:19:173
2388994923,4cyclictest41-21ksoftirqd/311:24:163
2388994922,4cyclictest41-21ksoftirqd/313:24:233
2388994838,4cyclictest41-21ksoftirqd/314:34:143
2388994824,4cyclictest41-21ksoftirqd/309:39:133
2388994823,4cyclictest41-21ksoftirqd/312:04:153
2388994822,4cyclictest41-21ksoftirqd/312:48:593
2388994822,4cyclictest41-21ksoftirqd/312:19:143
2379994832,13cyclictest33-21ksoftirqd/213:14:012
2379994814,4cyclictest33-21ksoftirqd/213:30:132
286472470,1sleep00-21swapper/014:32:020
2388994724,10cyclictest41-21ksoftirqd/314:39:193
2388994723,4cyclictest41-21ksoftirqd/309:34:243
2388994723,3cyclictest41-21ksoftirqd/313:44:213
2379994725,3cyclictest33-21ksoftirqd/211:14:332
2379994723,9cyclictest33-21ksoftirqd/214:04:012
2379994723,13cyclictest33-21ksoftirqd/213:14:042
2379994712,4cyclictest33-21ksoftirqd/209:59:172
2388994622,8cyclictest41-21ksoftirqd/313:04:233
2388994622,4cyclictest41-21ksoftirqd/309:24:263
2388994622,3cyclictest41-21ksoftirqd/310:23:563
2388994622,3cyclictest41-21ksoftirqd/310:23:563
2388994618,4cyclictest41-21ksoftirqd/309:23:553
237999464,3cyclictest121rcu_preempt13:39:122
2379994616,6cyclictest33-21ksoftirqd/213:34:012
2379994612,4cyclictest33-21ksoftirqd/209:34:102
2388994524,10cyclictest41-21ksoftirqd/313:59:183
2388994521,4cyclictest41-21ksoftirqd/312:09:163
2388994521,4cyclictest41-21ksoftirqd/311:04:263
2388994521,3cyclictest41-21ksoftirqd/309:54:173
2388994520,4cyclictest41-21ksoftirqd/313:34:193
2388994520,4cyclictest41-21ksoftirqd/312:24:173
2388994516,4cyclictest41-21ksoftirqd/311:54:203
2388994516,4cyclictest41-21ksoftirqd/311:43:583
237999456,7cyclictest33-21ksoftirqd/211:24:092
2379994526,3cyclictest33-21ksoftirqd/209:19:252
2379994517,17cyclictest33-21ksoftirqd/213:24:302
2379994512,5cyclictest33-21ksoftirqd/212:33:392
215892450,1sleep00-21swapper/010:59:150
2388994420,4cyclictest41-21ksoftirqd/311:49:173
2388994420,4cyclictest41-21ksoftirqd/310:49:263
2388994420,3cyclictest41-21ksoftirqd/312:14:213
2388994419,4cyclictest41-21ksoftirqd/311:59:323
2388994419,4cyclictest41-21ksoftirqd/309:14:093
2388994418,4cyclictest41-21ksoftirqd/311:29:163
2388994417,4cyclictest41-21ksoftirqd/314:29:233
2388994417,4cyclictest41-21ksoftirqd/313:49:183
2388994417,4cyclictest41-21ksoftirqd/313:49:183
237999446,3cyclictest33-21ksoftirqd/213:05:532
2379994418,8cyclictest33-21ksoftirqd/212:24:152
2379994415,6cyclictest33-21ksoftirqd/212:18:262
2379994414,8cyclictest33-21ksoftirqd/210:19:142
2379994414,8cyclictest33-21ksoftirqd/210:19:142
2379994410,7cyclictest33-21ksoftirqd/212:04:512
2388994320,3cyclictest41-21ksoftirqd/310:59:163
2388994319,3cyclictest41-21ksoftirqd/311:13:583
2388994319,3cyclictest41-21ksoftirqd/310:14:253
2388994319,3cyclictest41-21ksoftirqd/310:09:083
2388994318,3cyclictest41-21ksoftirqd/314:29:023
2388994315,7cyclictest41-21ksoftirqd/312:49:143
2388994315,4cyclictest41-21ksoftirqd/313:04:003
2388994314,7cyclictest41-21ksoftirqd/314:09:263
237999437,4cyclictest33-21ksoftirqd/214:28:482
237999436,7cyclictest33-21ksoftirqd/212:19:262
237999435,3cyclictest121rcu_preempt14:09:062
237999433,3cyclictest33-21ksoftirqd/211:38:572
2379994329,11cyclictest33-21ksoftirqd/214:09:012
2379994328,12cyclictest33-21ksoftirqd/211:59:182
2379994323,10cyclictest33-21ksoftirqd/212:49:172
2379994312,8cyclictest33-21ksoftirqd/211:43:102
2379994310,4cyclictest33-21ksoftirqd/211:31:172
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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