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2026-04-27 - 12:37
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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 Apr 26, 2026 22:26:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2622926680,2sleep012-21ksoftirqd/019:12:370
2622926680,2sleep012-21ksoftirqd/019:12:370
2946521580,3sleep10-21swapper/120:47:211
2946521580,3sleep10-21swapper/120:47:211
1291321300,2sleep1201rcuc/121:17:331
1291321300,2sleep1201rcuc/121:17:331
581621280,2sleep073-21kswapd022:17:320
581621280,2sleep073-21kswapd022:17:320
3216821280,2sleep132160-21find21:37:311
3216821280,2sleep132160-21find21:37:311
951321210,1sleep30-21swapper/321:47:313
951321210,1sleep30-21swapper/321:47:313
1272321190,3chrt0-21swapper/320:02:293
1272321190,3chrt0-21swapper/320:02:293
952021110,1sleep012-21ksoftirqd/021:47:320
952021110,1sleep012-21ksoftirqd/021:47:320
514421100,2sleep10-21swapper/119:42:331
514421100,2sleep10-21swapper/119:42:331
495321060,4sleep24954-21grep21:42:312
495321060,4sleep24954-21grep21:42:312
495321060,4sleep24954-21grep21:42:312
941721040,3sleep30-21swapper/322:21:453
941721040,3sleep30-21swapper/322:21:453
1078121040,3chrt0-21swapper/322:22:263
1078121040,3chrt0-21swapper/322:22:263
1897321010,2sleep30-21swapper/321:57:333
1897321010,2sleep30-21swapper/321:57:333
242902980,2sleep30-21swapper/320:32:323
242902980,2sleep30-21swapper/320:32:323
229002960,3sleep20-21swapper/220:29:572
176002960,5sleep121-21ksoftirqd/121:57:101
176002960,5sleep121-21ksoftirqd/121:57:101
109292960,1sleep012-21ksoftirqd/019:57:310
109292960,1sleep012-21ksoftirqd/019:57:310
281572930,3sleep228152-21find20:42:322
281572930,3sleep228152-21find20:42:322
49582920,2chrt0-21swapper/121:07:241
49582920,2chrt0-21swapper/121:07:241
70692900,1sleep012-21ksoftirqd/019:47:300
70692900,1sleep012-21ksoftirqd/019:47:300
266072810,2sleep10-21swapper/120:38:531
259572790,3sleep30-21swapper/320:37:273
11092740,3sleep30-21swapper/321:38:583
11092740,3sleep30-21swapper/321:38:583
201172710,3chrt0-21swapper/120:22:251
201172710,3chrt0-21swapper/120:22:251
201172710,3chrt0-21swapper/120:22:251
102892710,3sleep30-21swapper/319:57:223
102892710,3sleep30-21swapper/319:57:223
230822700,2sleep333-21ksoftirqd/320:32:073
71152660,3chrt0-21swapper/321:12:243
71152660,3chrt0-21swapper/321:12:243
256172640,2sleep125644-21ntp_states19:12:261
256172640,2sleep125644-21ntp_states19:12:261
27882560,3chrt0-21swapper/321:02:233
27882560,3chrt0-21swapper/321:02:233
99862530,2sleep10-21swapper/122:22:161
99862530,2sleep10-21swapper/122:22:161
96702510,1sleep1201rcuc/121:14:521
96702510,1sleep1201rcuc/121:14:521
88412500,3sleep20-21swapper/221:13:522
88412500,3sleep20-21swapper/221:13:522
259292440,2sleep20-21swapper/221:32:132
259292440,2sleep20-21swapper/221:32:132
35002430,3sleep20-21swapper/221:42:062
35002430,3sleep20-21swapper/221:42:062
319432430,2sleep031961-21latency_hist22:12:100
319432430,2sleep031961-21latency_hist22:12:100
319432430,2sleep031961-21latency_hist22:12:100
176822430,2sleep30-21swapper/320:17:203
176822430,2sleep30-21swapper/320:17:203
12722430,3chrt0-21swapper/119:32:321
12722430,3chrt0-21swapper/119:32:321
272402400,2sleep127448-21unixbench_singl21:32:341
51382390,4sleep30-21swapper/321:42:323
51382390,4sleep30-21swapper/321:42:323
51382390,4sleep30-21swapper/321:42:323
26284993917,10cyclictest73-21kswapd019:57:312
26284993917,10cyclictest73-21kswapd019:57:312
233932390,3sleep30-21swapper/321:28:173
233932390,3sleep30-21swapper/321:28:173
22982390,3chrt0-21swapper/121:02:131
22982390,3chrt0-21swapper/121:02:131
185992390,2sleep118638-21ntp_states21:57:281
185992390,2sleep118638-21ntp_states21:57:281
26282993716,9cyclictest1269-21find19:32:320
26282993716,9cyclictest1269-21find19:32:320
26284993622,11cyclictest24284-21find20:32:312
26284993622,11cyclictest24284-21find20:32:312
71232350,1sleep16048-21diskmemload21:45:331
71232350,1sleep16048-21diskmemload21:45:331
71232350,1sleep16048-21diskmemload21:45:331
26282993518,7cyclictest14020-21grep21:52:330
26282993518,7cyclictest14020-21grep21:52:330
2628399341,4cyclictest0-21swapper/119:57:311
2628399341,4cyclictest0-21swapper/119:57:311
2628299341,21cyclictest73-21kswapd021:57:210
2628299341,21cyclictest73-21kswapd021:57:210
262392333,23sleep30-21swapper/319:12:453
262392333,23sleep30-21swapper/319:12:453
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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