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2026-01-11 - 01:29
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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 Sat Jan 10, 2026 12:44:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3139521610,6sleep227-21ksoftirqd/211:40:002
3139521610,6sleep227-21ksoftirqd/211:40:002
3139521610,6sleep227-21ksoftirqd/211:40:002
1570421530,2sleep00-21swapper/007:45:450
1570421530,2sleep00-21swapper/007:45:450
2782821400,3chrt0-21swapper/010:30:370
2782821400,3chrt0-21swapper/010:30:370
1719321140,2sleep00-21swapper/010:20:120
1719321140,2sleep00-21swapper/010:20:120
2762021130,3sleep30-21swapper/308:20:363
2762021130,3sleep30-21swapper/308:20:363
1802421100,3sleep10-21swapper/109:15:351
1802421100,3sleep10-21swapper/109:15:351
1802421100,3sleep10-21swapper/109:15:351
823021090,2sleep30-21swapper/310:10:393
2486621010,3sleep00-21swapper/009:21:450
2486621010,3sleep00-21swapper/009:21:450
178602970,2sleep30-21swapper/309:47:363
178602970,2sleep30-21swapper/309:47:363
138192890,3sleep10-21swapper/109:43:531
138192890,3sleep10-21swapper/109:43:531
274562870,3chrt27459-21ssh10:30:301
274562870,3chrt27459-21ssh10:30:301
111982840,11sleep333-21ksoftirqd/311:51:343
111982840,11sleep333-21ksoftirqd/311:51:343
303482830,3sleep30-21swapper/311:38:323
303482830,3sleep30-21swapper/311:38:323
303482830,3sleep30-21swapper/311:38:323
183002830,4chrt0-21swapper/309:15:373
183002830,4chrt0-21swapper/309:15:373
183002830,4chrt0-21swapper/309:15:373
9012820,4sleep30-21swapper/308:35:393
9012820,4sleep30-21swapper/308:35:393
252752790,2sleep30-21swapper/312:05:453
252752790,2sleep30-21swapper/312:05:453
74432770,3sleep20-21swapper/207:25:262
74432770,3sleep20-21swapper/207:25:262
179932770,3sleep30-21swapper/312:31:093
244702760,3sleep00-21swapper/011:00:030
244702760,3sleep00-21swapper/011:00:030
155972720,3sleep30-21swapper/307:45:443
155972720,3sleep30-21swapper/307:45:443
202452710,2sleep30-21swapper/310:55:363
202452710,2sleep30-21swapper/310:55:363
126462700,4sleep30-21swapper/309:42:183
126462700,4sleep30-21swapper/309:42:183
22792680,2chrt0-21swapper/111:10:291
22792680,2chrt0-21swapper/111:10:291
198272680,3sleep10-21swapper/110:55:261
198272680,3sleep10-21swapper/110:55:261
159252660,4sleep121-21ksoftirqd/107:45:461
159252660,4sleep121-21ksoftirqd/107:45:461
19232640,2sleep10-21swapper/110:36:251
19232640,2sleep10-21swapper/110:36:251
21142630,2sleep12130-21grep08:40:321
21142630,2sleep12130-21grep08:40:321
6452620,2sleep0642-21ssh10:35:400
6452620,2sleep0642-21ssh10:35:400
58962620,3sleep00-21swapper/008:50:350
173822600,3sleep10-21swapper/111:58:151
173822600,3sleep10-21swapper/111:58:151
173822600,3sleep10-21swapper/111:58:151
142392600,3sleep10-21swapper/110:49:441
142392600,3sleep10-21swapper/110:49:441
110592590,3chrt0-21swapper/010:45:440
110592590,3chrt0-21swapper/010:45:440
94402550,3sleep10-21swapper/110:11:291
20332540,4chrt0-21swapper/310:05:003
20332540,4chrt0-21swapper/310:05:003
243942490,3sleep30-21swapper/308:10:403
243942490,3sleep30-21swapper/308:10:403
190932490,4sleep333-21ksoftirqd/312:00:273
190932490,4sleep333-21ksoftirqd/312:00:273
190932490,4sleep333-21ksoftirqd/312:00:273
5762480,3sleep36186-21kworker/3:111:40:453
5762480,3sleep36186-21kworker/3:111:40:453
11522480,3chrt0-21swapper/209:30:432
11522480,3chrt0-21swapper/209:30:432
251452470,4sleep30-21swapper/312:39:053
251452470,4sleep30-21swapper/312:39:053
251452470,4sleep30-21swapper/312:39:053
250472470,3sleep20-21swapper/209:21:592
250472470,3sleep20-21swapper/209:21:592
16972470,2sleep30-21swapper/309:30:483
16972470,2sleep30-21swapper/309:30:483
165932470,4sleep00-21swapper/012:30:380
233242460,3sleep00-21swapper/012:04:460
233242460,3sleep00-21swapper/012:04:460
233242460,3sleep00-21swapper/012:04:460
22732460,2sleep21944-21ls07:10:362
151562460,1sleep0151rcuc/010:50:350
151562460,1sleep0151rcuc/010:50:350
41722450,2sleep30-21swapper/308:45:363
41722450,2sleep30-21swapper/308:45:363
61392440,3sleep20-21swapper/208:50:372
56292440,3sleep00-21swapper/012:19:280
56292440,3sleep00-21swapper/012:19:280
56292440,3sleep00-21swapper/012:19:280
174362440,4sleep30-21swapper/311:25:353
102802440,3sleep10-21swapper/112:24:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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