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2026-06-29 - 18:48
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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 rack4slot1.osadl.org (updated Mon Jun 29, 2026 12:45:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
285521540,2sleep10-21swapper/111:25:401
285521540,2sleep10-21swapper/111:25:401
2761421100,3sleep30-21swapper/312:38:253
2761421100,3sleep30-21swapper/312:38:253
2761421100,3sleep30-21swapper/312:38:253
389021030,3chrt0-21swapper/109:25:551
389021030,3chrt0-21swapper/109:25:551
389021030,3chrt0-21swapper/109:25:551
159122970,3chrt0-21swapper/311:40:573
159122970,3chrt0-21swapper/311:40:573
159122970,3chrt0-21swapper/311:40:573
215952920,4chrt73-21kswapd007:35:500
215952920,4chrt73-21kswapd007:35:500
205762910,3sleep10-21swapper/109:46:001
205762910,3sleep10-21swapper/109:46:001
316822900,3sleep30-21swapper/310:00:533
316822900,3sleep30-21swapper/310:00:533
157012830,4sleep00-21swapper/011:40:540
157012830,4sleep00-21swapper/011:40:540
157012830,4sleep00-21swapper/011:40:540
131942820,3sleep211708-21kworker/2:207:11:012
131942820,3sleep211708-21kworker/2:207:11:012
66362800,3sleep20-21swapper/210:10:492
66362800,3sleep20-21swapper/210:10:492
66362800,3sleep20-21swapper/210:10:492
34372800,9sleep227-21ksoftirqd/210:46:502
34372800,9sleep227-21ksoftirqd/210:46:502
34372800,9sleep227-21ksoftirqd/210:46:502
156272790,3sleep30-21swapper/310:21:033
156272790,3sleep30-21swapper/310:21:033
156272790,3sleep30-21swapper/310:21:033
299372780,3sleep30-21swapper/310:40:403
299372780,3sleep30-21swapper/310:40:403
19002780,4sleep01899-21latency_hist08:10:510
19002780,4sleep01899-21latency_hist08:10:510
19002780,4sleep01899-21latency_hist08:10:510
254532750,4chrt0-21swapper/312:35:513
254532750,4chrt0-21swapper/312:35:513
254532750,4chrt0-21swapper/312:35:513
128772740,3sleep112039-21ls07:10:561
128772740,3sleep112039-21ls07:10:561
281592710,4chrt0-21swapper/311:16:093
281592710,4chrt0-21swapper/311:16:093
281592710,4chrt0-21swapper/311:16:093
75062680,4sleep00-21swapper/010:10:590
75062680,4sleep00-21swapper/010:10:590
75062680,4sleep00-21swapper/010:10:590
253142680,3sleep30-21swapper/310:34:253
253142680,3sleep30-21swapper/310:34:253
253142680,3sleep30-21swapper/310:34:253
25242640,4chrt0-21swapper/311:25:103
25242640,4chrt0-21swapper/311:25:103
103582640,4chrt0-21swapper/210:55:552
103582640,4chrt0-21swapper/210:55:552
103582640,4chrt0-21swapper/210:55:552
308402630,2sleep30-21swapper/310:40:573
308402630,2sleep30-21swapper/310:40:573
308402630,2sleep30-21swapper/310:40:573
221032610,4sleep30-21swapper/309:49:003
221032610,4sleep30-21swapper/309:49:003
89132600,3sleep30-21swapper/309:31:563
89132600,3sleep30-21swapper/309:31:563
89132600,3sleep30-21swapper/309:31:563
243282600,2sleep227-21ksoftirqd/212:33:532
243282600,2sleep227-21ksoftirqd/212:33:532
243282600,2sleep227-21ksoftirqd/212:33:532
134922580,4sleep012039-21ls07:11:120
134922580,4sleep012039-21ls07:11:120
191902560,3sleep30-21swapper/310:25:573
191902560,3sleep30-21swapper/310:25:573
109562560,3chrt0-21swapper/109:35:431
109562560,3chrt0-21swapper/109:35:431
109562560,3chrt0-21swapper/109:35:431
81372540,3chrt0-21swapper/311:31:003
81372540,3chrt0-21swapper/311:31:003
89382520,2sleep00-21swapper/010:54:400
89382520,2sleep00-21swapper/010:54:400
89382520,2sleep00-21swapper/010:54:400
5162520,4chrt0-21swapper/012:02:490
5162520,4chrt0-21swapper/012:02:490
319072520,2sleep00-21swapper/010:41:540
319072520,2sleep00-21swapper/010:41:540
319072520,2sleep00-21swapper/010:41:540
263772510,2sleep026383-21ssh11:55:220
263772510,2sleep026383-21ssh11:55:220
215182510,6sleep227-21ksoftirqd/211:48:282
215182510,6sleep227-21ksoftirqd/211:48:282
215182510,6sleep227-21ksoftirqd/211:48:282
324082490,3chrt0-21swapper/312:01:433
324082490,3chrt0-21swapper/312:01:433
178552490,2chrt0-21swapper/212:25:212
178552490,2chrt0-21swapper/212:25:212
178552490,2chrt0-21swapper/212:25:212
249512480,2sleep124953-21latency_hist07:45:401
249512480,2sleep124953-21latency_hist07:45:401
249512480,2sleep124953-21latency_hist07:45:401
23352470,2sleep12354-21latency_hist10:05:391
23352470,2sleep12354-21latency_hist10:05:391
245832450,3sleep30-21swapper/309:51:093
245832450,3sleep30-21swapper/309:51:093
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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