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2026-05-31 - 06:28
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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 Sun May 31, 2026 00:45:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2100421730,3sleep0151rcuc/022:29:320
2100421730,3sleep0151rcuc/022:29:320
2100421730,3sleep0151rcuc/022:29:320
2376921440,3sleep30-21swapper/321:53:023
2376921440,3sleep30-21swapper/321:53:023
1048121340,4sleep20-21swapper/221:37:052
1048121340,4sleep20-21swapper/221:37:052
1048121340,4sleep20-21swapper/221:37:052
248521300,3sleep30-21swapper/320:20:223
248521300,3sleep30-21swapper/320:20:223
76221220,2chrt0-21swapper/322:03:313
76221220,2chrt0-21swapper/322:03:313
1423621180,3sleep30-21swapper/322:20:233
1423621180,3sleep30-21swapper/322:20:233
1423621180,3sleep30-21swapper/322:20:233
3211721140,4sleep30-21swapper/321:24:283
3211721140,4sleep30-21swapper/321:24:283
182321060,3sleep20-21swapper/221:25:562
182321060,3sleep20-21swapper/221:25:562
182321060,3sleep20-21swapper/221:25:562
641421050,4sleep30-21swapper/321:32:003
641421050,4sleep30-21swapper/321:32:003
641421050,4sleep30-21swapper/321:32:003
2674121030,3sleep30-21swapper/322:35:303
2674121030,3sleep30-21swapper/322:35:303
118362980,2sleep227-21ksoftirqd/222:16:442
118362980,2sleep227-21ksoftirqd/222:16:442
185002870,3sleep313074-21kworker/3:221:05:233
185002870,3sleep313074-21kworker/3:221:05:233
185002870,3sleep313074-21kworker/3:221:05:233
250122830,3sleep20-21swapper/219:50:322
250122830,3sleep20-21swapper/219:50:322
221872810,3chrt0-21swapper/123:10:081
221872810,3chrt0-21swapper/123:10:081
15382770,2sleep30-21swapper/320:15:403
238352740,2sleep00-21swapper/021:15:170
237202740,2sleep20-21swapper/221:52:572
237202740,2sleep20-21swapper/221:52:572
201202730,2sleep10-21swapper/100:24:431
201202730,2sleep10-21swapper/100:24:431
201202730,2sleep10-21swapper/100:24:431
257822680,7sleep1211ksoftirqd/100:30:301
257822680,7sleep1211ksoftirqd/100:30:301
309532630,4sleep130945-21gzip22:00:271
309532630,4sleep130945-21gzip22:00:271
299062630,3sleep129905-21ssh23:55:341
299062630,3sleep129905-21ssh23:55:341
257612630,3sleep10-21swapper/123:13:261
257612630,3sleep10-21swapper/123:13:261
230672630,2sleep3321rcuc/319:45:303
230672630,2sleep3321rcuc/319:45:303
205902630,3sleep20-21swapper/222:28:422
205902630,3sleep20-21swapper/222:28:422
205902630,3sleep20-21swapper/222:28:422
286842620,5sleep333-21ksoftirqd/323:55:193
286842620,5sleep333-21ksoftirqd/323:55:193
23332600,4sleep22338-21fschecks_count20:20:212
23332600,4sleep22338-21fschecks_count20:20:212
53992580,3sleep30-21swapper/323:26:183
53992580,3sleep30-21swapper/323:26:183
327182570,2sleep30-21swapper/322:42:013
327182570,2sleep30-21swapper/322:42:013
226772560,5sleep30-21swapper/321:13:233
241342550,3chrt0-21swapper/119:50:221
241342550,3chrt0-21swapper/119:50:221
102922530,5sleep30-21swapper/319:10:273
201752510,4sleep00-21swapper/000:24:500
201752510,4sleep00-21swapper/000:24:500
201752510,4sleep00-21swapper/000:24:500
156242510,3sleep30-21swapper/319:25:253
156242510,3sleep30-21swapper/319:25:253
156242510,3sleep30-21swapper/319:25:253
1092899519,30cyclictest991-40gzip00:00:200
1092899519,30cyclictest991-40gzip00:00:200
257392500,3chrt0-21swapper/021:16:210
257392500,3chrt0-21swapper/021:16:210
104482500,2sleep20-21swapper/219:10:302
302722490,3sleep00-21swapper/000:35:280
302722490,3sleep00-21swapper/000:35:280
101212490,1sleep333-21ksoftirqd/322:55:113
101212490,1sleep333-21ksoftirqd/322:55:113
96152470,3chrt0-21swapper/323:31:403
96152470,3chrt0-21swapper/323:31:403
96152470,3chrt0-21swapper/323:31:403
45892470,3chrt0-21swapper/300:05:083
45892470,3chrt0-21swapper/300:05:083
109742470,2sleep20-21swapper/223:34:122
109742470,2sleep20-21swapper/223:34:122
109742470,2sleep20-21swapper/223:34:122
1093099470,29cyclictest17443-21ssh22:24:562
1093099470,29cyclictest17443-21ssh22:24:562
1093099470,29cyclictest17443-21ssh22:24:562
242442460,2sleep30-21swapper/322:33:173
192442460,3sleep30-21swapper/322:25:573
192442460,3sleep30-21swapper/322:25:573
192442460,3sleep30-21swapper/322:25:573
140002460,3sleep00-21swapper/019:20:280
140002460,3sleep00-21swapper/019:20:280
140002460,3sleep00-21swapper/019:20:280
322792450,3chrt0-21swapper/223:20:222
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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