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2025-12-01 - 14:28
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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 rack4slot1.osadl.org (updated Mon Dec 01, 2025 12:45:00)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2627424750,1sleep012-21ksoftirqd/007:11:180
2601523020,4chrt0-21swapper/207:11:162
2740321510,3sleep00-21swapper/010:58:360
2740321510,3sleep00-21swapper/010:58:360
3178121120,3sleep20-21swapper/212:21:122
3178121120,3sleep20-21swapper/212:21:122
1655521120,3sleep216554-21ssh11:25:502
1655521120,3sleep216554-21ssh11:25:502
270762990,2chrt0-21swapper/108:41:121
270762990,2chrt0-21swapper/108:41:121
199262980,3chrt0-21swapper/111:29:111
199262980,3chrt0-21swapper/111:29:111
68612930,2chrt0-21swapper/211:13:082
68612930,2chrt0-21swapper/211:13:082
82622920,4sleep20-21swapper/209:15:532
82622920,4sleep20-21swapper/209:15:532
26340998911,66cyclictest8608-21ssh10:36:022
26340998911,66cyclictest8608-21ssh10:36:022
140262880,3sleep10-21swapper/109:22:401
140262880,3sleep10-21swapper/109:22:401
185442780,3sleep10-21swapper/110:46:511
185442780,3sleep10-21swapper/110:46:511
226682770,4sleep10-21swapper/110:13:391
226682770,4sleep10-21swapper/110:13:391
128562730,4chrt12852-21grep10:41:081
128562730,4chrt12852-21grep10:41:081
11522700,3sleep10-21swapper/111:06:121
2634099653,41cyclictest7501-21ssh12:31:032
2634099653,41cyclictest7501-21ssh12:31:032
318222640,3chrt0-21swapper/109:45:581
21712600,6sleep012-21ksoftirqd/009:01:130
21712600,6sleep012-21ksoftirqd/009:01:130
26339995816,16cyclictest21-21ksoftirqd/108:51:001
26339995816,16cyclictest21-21ksoftirqd/108:51:001
217902580,6chrt21792-21grep08:26:141
166822580,4sleep00-21swapper/010:45:540
166822580,4sleep00-21swapper/010:45:540
63822550,3sleep10-21swapper/109:11:301
63822550,3sleep10-21swapper/109:11:301
26338995517,8cyclictest131rcu_preempt07:36:000
2633999546,17cyclictest21-21ksoftirqd/108:06:051
26338995328,16cyclictest38850irq/55-eth011:11:020
26338995328,16cyclictest38850irq/55-eth011:11:020
235362530,4sleep10-21swapper/110:53:181
235362530,4sleep10-21swapper/110:53:181
223892530,3sleep10-21swapper/111:31:161
223892530,3sleep10-21swapper/111:31:161
38602520,2sleep30-21swapper/311:49:143
26339995141,5cyclictest732-21runrttasks11:46:021
296192490,2sleep10-21swapper/111:01:101
296192490,2sleep10-21swapper/111:01:101
2634099481,32cyclictest16883-21ssh10:46:022
2634099481,32cyclictest16883-21ssh10:46:022
2633899474,29cyclictest38850irq/55-eth010:21:020
236432470,3sleep30-21swapper/308:31:143
34582450,2sleep30-21swapper/312:26:083
34582450,2sleep30-21swapper/312:26:083
205312450,3sleep20-21swapper/211:30:212
205312450,3sleep20-21swapper/211:30:212
14232450,3sleep30-21swapper/312:24:073
14232450,3sleep30-21swapper/312:24:073
300652440,4sleep10-21swapper/110:21:511
283672440,3sleep20-21swapper/212:17:392
283672440,3sleep20-21swapper/212:17:392
2633899447,10cyclictest12-21ksoftirqd/008:51:000
2633899447,10cyclictest12-21ksoftirqd/008:51:000
2633899444,24cyclictest0-21swapper/010:36:020
2633899444,24cyclictest0-21swapper/010:36:020
235802440,3sleep30-21swapper/311:33:273
235802440,3sleep30-21swapper/311:33:273
223252440,2sleep022341-21grep08:30:520
116822440,2sleep30-21swapper/309:20:413
42212430,4sleep20-21swapper/210:30:532
26340994325,9cyclictest27-21ksoftirqd/208:41:012
26340994325,9cyclictest27-21ksoftirqd/208:41:012
191732430,2sleep30-21swapper/310:09:483
191732430,2sleep30-21swapper/310:09:483
318702420,3sleep0151rcuc/008:56:020
318702420,3sleep0151rcuc/008:56:020
2634099423,30cyclictest21143-21ssh10:51:012
2634099423,30cyclictest21143-21ssh10:51:012
2633999423,33cyclictest16845-21latency_hist11:25:581
2633999423,33cyclictest16845-21latency_hist11:25:581
2633999413,31cyclictest20129-21cat10:10:581
2633999413,31cyclictest20129-21cat10:10:581
2633999403,28cyclictest24169-21ssh10:16:021
2633999403,28cyclictest24169-21ssh10:16:021
2633899404,22cyclictest38850irq/55-eth012:31:020
2633899404,22cyclictest38850irq/55-eth012:31:020
2634199392,28cyclictest0-21swapper/310:36:023
2634199392,28cyclictest0-21swapper/310:36:023
2633999391,33cyclictest0-21swapper/112:06:021
2633999391,27cyclictest25144-21rm10:56:021
2633999391,27cyclictest25144-21rm10:56:021
163162390,4sleep10-21swapper/112:05:041
163162390,4sleep10-21swapper/112:05:041
271022380,2sleep30-21swapper/309:40:063
271022380,2sleep30-21swapper/309:40:063
2633999384,13cyclictest21-21ksoftirqd/107:16:001
2633999384,13cyclictest21-21ksoftirqd/107:16:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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