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2026-06-04 - 00:22
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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 Wed Jun 03, 2026 12:45:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2745621420,1sleep3321rcuc/310:59:323
2745621420,1sleep3321rcuc/310:59:323
2980421320,2sleep3321rcuc/308:50:273
2980421320,2sleep3321rcuc/308:50:273
2980421320,2sleep3321rcuc/308:50:273
164321160,3chrt0-21swapper/309:47:463
172362970,7sleep016503-21/usr/sbin/munin10:45:310
172362970,7sleep016503-21/usr/sbin/munin10:45:310
172362970,7sleep016503-21/usr/sbin/munin10:45:310
320232940,4sleep20-21swapper/208:55:332
320232940,4sleep20-21swapper/208:55:332
128742930,2sleep112871-21unixbench_singl08:00:341
128742930,2sleep112871-21unixbench_singl08:00:341
128742930,2sleep112871-21unixbench_singl08:00:341
262872850,5sleep20-21swapper/207:10:252
193692840,3sleep20-21swapper/209:29:042
193692840,3sleep20-21swapper/209:29:042
264572790,2sleep126584-21ls07:10:281
179692730,2chrt0-21swapper/109:26:141
179692730,2chrt0-21swapper/109:26:141
191782710,3sleep10-21swapper/108:20:271
191782710,3sleep10-21swapper/108:20:271
234522700,3sleep00-21swapper/010:14:280
234522700,3sleep00-21swapper/010:14:280
234522700,3sleep00-21swapper/010:14:280
308632680,3sleep00-21swapper/011:44:550
308632680,3sleep00-21swapper/011:44:550
308632680,3sleep00-21swapper/011:44:550
266012640,2sleep10-21swapper/110:18:071
266012640,2sleep10-21swapper/110:18:071
117632640,3sleep30-21swapper/312:00:133
117632640,3sleep30-21swapper/312:00:133
163952600,10sleep227-21ksoftirqd/208:10:362
163952600,10sleep227-21ksoftirqd/208:10:362
223502590,3sleep20-21swapper/210:51:562
223502590,3sleep20-21swapper/210:51:562
200542590,3chrt0-21swapper/110:50:021
200542590,3chrt0-21swapper/110:50:021
200542590,3chrt0-21swapper/110:50:021
149372570,4chrt0-21swapper/309:22:503
149372570,4chrt0-21swapper/309:22:503
88462560,3sleep10-21swapper/109:15:331
88462560,3sleep10-21swapper/109:15:331
148282550,10sleep227-21ksoftirqd/211:23:312
148282550,10sleep227-21ksoftirqd/211:23:312
148282550,10sleep227-21ksoftirqd/211:23:312
288062540,3sleep10-21swapper/112:20:451
288062540,3sleep10-21swapper/112:20:451
288062540,3sleep10-21swapper/112:20:451
214352540,3sleep00-21swapper/009:30:350
214352540,3sleep00-21swapper/009:30:350
214352540,3sleep00-21swapper/009:30:350
160552540,2sleep00-21swapper/009:25:050
160552540,2sleep00-21swapper/009:25:050
314862530,3chrt0-21swapper/309:45:133
314862530,3chrt0-21swapper/309:45:133
314862530,3chrt0-21swapper/309:45:133
274642530,3sleep026070-21ls07:10:510
121372530,3sleep20-21swapper/210:39:502
121372530,3sleep20-21swapper/210:39:502
35712520,2sleep23671-21wc11:50:322
35712520,2sleep23671-21wc11:50:322
48642510,3chrt0-21swapper/312:31:443
48642510,3chrt0-21swapper/312:31:443
48642510,3chrt0-21swapper/312:31:443
166162510,1sleep216778-21idleruntime10:05:272
315822500,2sleep30-21swapper/311:45:263
3722490,2sleep2383-21ssh12:26:092
3722490,2sleep2383-21ssh12:26:092
172582490,3chrt0-21swapper/112:05:581
172582490,3chrt0-21swapper/112:05:581
137782490,3sleep00-21swapper/012:01:350
137782490,3sleep00-21swapper/012:01:350
137782490,3sleep00-21swapper/012:01:350
294362460,3sleep30-21swapper/311:00:413
294362460,3sleep30-21swapper/311:00:413
135312460,3sleep20-21swapper/209:20:322
135312460,3sleep20-21swapper/209:20:322
2751299443,28cyclictest32604-21sh12:25:400
2751299443,28cyclictest32604-21sh12:25:400
2751299441,26cyclictest7146-21runrttasks12:35:060
2751299441,26cyclictest7146-21runrttasks12:35:060
2751299441,26cyclictest7146-21runrttasks12:35:060
2751299430,26cyclictest26048-21ssh09:37:090
2751299430,26cyclictest26048-21ssh09:37:090
2751299430,26cyclictest26048-21ssh09:37:090
2751299421,30cyclictest0-21swapper/011:47:190
27512994211,28cyclictest19370-21ssh09:29:040
27512994211,28cyclictest19370-21ssh09:29:040
214032420,3sleep10-21swapper/110:10:351
214032420,3sleep10-21swapper/110:10:351
214032420,3sleep10-21swapper/110:10:351
117812420,3chrt0-21swapper/212:40:112
117812420,3chrt0-21swapper/212:40:112
281272410,2sleep20-21swapper/211:40:312
281272410,2sleep20-21swapper/211:40:312
281272410,2sleep20-21swapper/211:40:312
2751299411,25cyclictest250922chrt11:36:060
2751299411,25cyclictest250922chrt11:36:060
170562410,3sleep30-21swapper/309:25:323
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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