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2026-06-07 - 19:51
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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 Sun Jun 07, 2026 12:45:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1986821380,3sleep00-21swapper/011:15:000
1986821380,3sleep00-21swapper/011:15:000
2662421120,3sleep10-21swapper/112:00:461
2662421120,3sleep10-21swapper/112:00:461
295142910,2chrt29513-21/usr/sbin/munin10:45:351
295142910,2chrt29513-21/usr/sbin/munin10:45:351
235032900,3sleep20-21swapper/211:17:472
235032900,3sleep20-21swapper/211:17:472
102662830,3sleep30-21swapper/309:40:343
102662830,3sleep30-21swapper/309:40:343
102662830,3sleep30-21swapper/309:40:343
148302800,3sleep20-21swapper/209:00:262
220872710,3sleep20-21swapper/207:50:252
220872710,3sleep20-21swapper/207:50:252
138752690,3chrt0-21swapper/308:55:373
138752690,3chrt0-21swapper/308:55:373
54242660,2sleep00-21swapper/010:15:390
54242660,2sleep00-21swapper/010:15:390
54242660,2sleep00-21swapper/010:15:390
231162650,4sleep30-21swapper/309:57:503
231162650,4sleep30-21swapper/309:57:503
47992630,4chrt0-21swapper/310:55:333
47992630,4chrt0-21swapper/310:55:333
47992630,4chrt0-21swapper/310:55:333
36202620,2sleep20-21swapper/209:31:532
36202620,2sleep20-21swapper/209:31:532
89712610,3sleep00-21swapper/007:10:460
89712610,3sleep00-21swapper/007:10:460
316052560,3sleep20-21swapper/212:07:512
316052560,3sleep20-21swapper/212:07:512
106902560,4sleep30-21swapper/311:03:093
106902560,4sleep30-21swapper/311:03:093
106902560,4sleep30-21swapper/311:03:093
326882520,3chrt0-21swapper/109:27:541
326882520,3chrt0-21swapper/109:27:541
120722520,2sleep10-21swapper/111:45:001
120722520,2sleep10-21swapper/111:45:001
120722520,2sleep10-21swapper/111:45:001
291662510,3sleep10-21swapper/108:10:221
291662510,3sleep10-21swapper/108:10:221
305282500,4sleep10-21swapper/112:05:451
305282500,4sleep10-21swapper/112:05:451
209932500,2sleep021107-21if_eth012:35:310
78192480,2sleep20-21swapper/208:40:292
78192480,2sleep20-21swapper/208:40:292
53902480,3chrt0-21swapper/110:55:391
53902480,3chrt0-21swapper/110:55:391
53902480,3chrt0-21swapper/110:55:391
207852480,1sleep220786-21ssh10:35:312
207852480,1sleep220786-21ssh10:35:312
43822470,4sleep30-21swapper/308:30:293
43822470,4sleep30-21swapper/308:30:293
291872470,2sleep3321rcuc/311:25:203
291872470,2sleep3321rcuc/311:25:203
61192460,4sleep00-21swapper/012:16:090
61192460,4sleep00-21swapper/012:16:090
61192460,4sleep00-21swapper/012:16:090
266792450,2sleep2261rcuc/208:00:382
266792450,2sleep2261rcuc/208:00:382
266792450,2sleep2261rcuc/208:00:382
203412450,2sleep10-21swapper/109:11:581
203412450,2sleep10-21swapper/109:11:581
164732450,4chrt0-21swapper/011:50:280
164732450,4chrt0-21swapper/011:50:280
261022440,3chrt0-21swapper/109:20:181
261022440,3chrt0-21swapper/109:20:181
121582440,2sleep20-21swapper/209:43:142
121582440,2sleep20-21swapper/209:43:142
121582440,2sleep20-21swapper/209:43:142
216192430,3sleep20-21swapper/211:55:372
132702420,2sleep113267-21rm09:45:181
132702420,2sleep113267-21rm09:45:181
132702420,2sleep113267-21rm09:45:181
317092410,3sleep30-21swapper/309:26:033
317092410,3sleep30-21swapper/309:26:033
217212410,8sleep333-21ksoftirqd/311:55:383
144582410,3sleep10-21swapper/109:45:381
144582410,3sleep10-21swapper/109:45:381
144582410,3sleep10-21swapper/109:45:381
157992400,3sleep30-21swapper/311:49:433
157992400,3sleep30-21swapper/311:49:433
157992400,3sleep30-21swapper/311:49:433
94692380,5sleep09467-21rm09:40:230
94692380,5sleep09467-21rm09:40:230
94692380,5sleep09467-21rm09:40:230
75812380,3sleep20-21swapper/210:19:472
75812380,3sleep20-21swapper/210:19:472
75812380,3sleep20-21swapper/210:19:472
250502380,2sleep00-21swapper/011:20:020
250502380,2sleep00-21swapper/011:20:020
8032370,3sleep30-21swapper/311:30:273
8032370,3sleep30-21swapper/311:30:273
8032370,3sleep30-21swapper/311:30:273
229272370,2sleep10-21swapper/107:50:371
229272370,2sleep10-21swapper/107:50:371
283892350,2sleep333-21ksoftirqd/310:04:493
283892350,2sleep333-21ksoftirqd/310:04:493
255662350,1sleep125609-21/usr/sbin/munin10:40:331
255662350,1sleep125609-21/usr/sbin/munin10:40:331
189292350,3sleep30-21swapper/310:33:283
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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