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2025-12-25 - 21:12
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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 Thu Dec 25, 2025 12:45:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2789521260,3sleep20-21swapper/209:00:202
119821020,3sleep20-21swapper/212:34:522
119821020,3sleep20-21swapper/212:34:522
3572950,3sleep00-21swapper/009:45:190
3572950,3sleep00-21swapper/009:45:190
150002930,3sleep20-21swapper/208:23:392
150002930,3sleep20-21swapper/208:23:392
115992920,3chrt0-21swapper/309:22:513
313102910,2sleep30-21swapper/309:10:173
38592820,3sleep00-21swapper/012:36:460
38592820,3sleep00-21swapper/012:36:460
309172770,3sleep30-21swapper/310:50:243
309172770,3sleep30-21swapper/310:50:243
192832770,3sleep00-21swapper/012:20:070
192832770,3sleep00-21swapper/012:20:070
192832770,3sleep00-21swapper/012:20:070
177632770,3sleep30-21swapper/312:17:573
177632770,3sleep30-21swapper/312:17:573
177632770,3sleep30-21swapper/312:17:573
4772750,3sleep00-21swapper/011:25:450
243322750,10sleep227-21ksoftirqd/211:50:312
243322750,10sleep227-21ksoftirqd/211:50:312
87422740,3sleep00-21swapper/008:05:210
106862730,2sleep30-21swapper/310:29:543
106862730,2sleep30-21swapper/310:29:543
86282700,2sleep08637-21sh12:08:420
86282700,2sleep08637-21sh12:08:420
64712700,3sleep30-21swapper/312:40:153
64712700,3sleep30-21swapper/312:40:153
316732690,3sleep00-21swapper/011:59:010
316732690,3sleep00-21swapper/011:59:010
186502690,2sleep30-21swapper/310:04:153
186502690,2sleep30-21swapper/310:04:153
92772670,4chrt9254-21ssh09:20:230
297002630,4sleep333-21ksoftirqd/309:05:193
23352600,4sleep20-21swapper/210:20:292
23352600,4sleep20-21swapper/210:20:292
242252590,4sleep30-21swapper/310:10:133
323382560,2sleep00-21swapper/007:40:220
323382560,2sleep00-21swapper/007:40:220
280482560,3sleep30-21swapper/309:00:213
179382560,2sleep227-21ksoftirqd/212:18:122
179382560,2sleep227-21ksoftirqd/212:18:122
179382560,2sleep227-21ksoftirqd/212:18:122
287862550,3sleep00-21swapper/007:30:250
287862550,3sleep00-21swapper/007:30:250
177282550,3chrt0-21swapper/008:30:240
177282550,3chrt0-21swapper/008:30:240
293882540,3sleep30-21swapper/307:30:323
293882540,3sleep30-21swapper/307:30:323
83562520,4sleep30-21swapper/311:00:293
83562520,4sleep30-21swapper/311:00:293
36232520,4sleep30-21swapper/310:21:393
36232520,4sleep30-21swapper/310:21:393
85992510,3sleep00-21swapper/010:26:540
85992510,3sleep00-21swapper/010:26:540
263092510,4sleep30-21swapper/308:55:233
263092510,4sleep30-21swapper/308:55:233
217562510,2sleep021815-21grep07:10:250
217562510,2sleep021815-21grep07:10:250
212352510,4chrt0-21swapper/311:14:353
212352510,4chrt0-21swapper/311:14:353
279742490,4sleep20-21swapper/212:28:452
203482490,3sleep30-21swapper/310:39:593
203482490,3sleep30-21swapper/310:39:593
203482490,3sleep30-21swapper/310:39:593
188582490,2sleep118930-21strings09:30:261
188582490,2sleep118930-21strings09:30:261
188582490,2sleep118930-21strings09:30:261
163382490,2sleep20-21swapper/208:25:282
163382490,2sleep20-21swapper/208:25:282
4972480,10sleep333-21ksoftirqd/310:19:013
4972480,10sleep333-21ksoftirqd/310:19:013
289882470,2sleep00-21swapper/010:48:410
289882470,2sleep00-21swapper/010:48:410
16262470,3sleep30-21swapper/309:12:313
114952470,3sleep00-21swapper/012:10:540
114952470,3sleep00-21swapper/012:10:540
128252450,4sleep30-21swapper/310:31:073
128252450,4sleep30-21swapper/310:31:073
266502440,2sleep026688-21fschecks_count07:25:200
266502440,2sleep026688-21fschecks_count07:25:200
232002430,3chrt0-21swapper/210:42:152
79782420,3chrt0-21swapper/212:07:472
79782420,3chrt0-21swapper/212:07:472
277612420,4sleep00-21swapper/011:55:110
277612420,4sleep00-21swapper/011:55:110
59482400,4sleep20-21swapper/211:31:382
59482400,4sleep20-21swapper/211:31:382
304212400,3sleep20-21swapper/211:24:032
304212400,3sleep20-21swapper/211:24:032
137592400,3sleep30-21swapper/308:20:233
137592400,3sleep30-21swapper/308:20:233
257832390,3sleep00-21swapper/010:10:430
257832390,3sleep00-21swapper/010:10:430
233202390,2sleep023329-21sh11:15:420
233202390,2sleep023329-21sh11:15:420
15742390,2sleep30-21swapper/307:45:233
15742390,2sleep30-21swapper/307:45:233
11492390,2sleep30-21swapper/307:45:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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