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2026-05-15 - 01:24
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack7slot0.osadl.org (updated Thu May 14, 2026 12:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
120650660,0irq/26-eth1-rx-0-21swapper/107:06:531
120650610,0irq/26-eth1-rx-0-21swapper/307:05:003
112750560,0irq/25-eth00-21swapper/207:06:062
2828224824,0sleep00-21swapper/007:09:420
2838199160,0cyclictest0-21swapper/210:30:222
2838299151,0cyclictest0-21swapper/310:16:433
2837999159,0cyclictest41ktimersoftd/011:20:190
28382991413,0cyclictest0-21swapper/309:29:543
28382991413,0cyclictest0-21swapper/309:29:543
28381991411,0cyclictest0-21swapper/210:00:432
2838199140,0cyclictest0-21swapper/210:39:382
28380991413,0cyclictest0-21swapper/110:36:091
28380991413,0cyclictest0-21swapper/109:26:131
28380991413,0cyclictest0-21swapper/109:26:131
2838099141,0cyclictest0-21swapper/110:30:121
2837999140,0cyclictest0-21swapper/011:30:120
112750140,0irq/25-eth00-21swapper/312:19:023
112750140,0irq/25-eth00-21swapper/112:32:321
2838299130,0cyclictest0-21swapper/311:36:243
28381991312,0cyclictest21138-21sshd12:37:262
28381991312,0cyclictest0-21swapper/211:09:432
2838199130,0cyclictest0-21swapper/210:55:472
28380991312,0cyclictest112750irq/25-eth009:15:521
28380991311,0cyclictest0-21swapper/111:41:111
2838099130,0cyclictest9950irq/24-0000:00:12:20:551
2838099130,0cyclictest32395-21bash09:11:271
2838099130,0cyclictest0-21swapper/111:56:381
2838099130,0cyclictest0-21swapper/108:20:161
28379991313,0cyclictest3-21ksoftirqd/011:28:150
28379991310,0cyclictest23024-21sshd11:41:070
271130,0ktimersoftd/20-21swapper/208:40:132
28382991211,0cyclictest1480-21nfsd11:33:373
28382991211,0cyclictest0-21swapper/310:32:523
28382991210,0cyclictest0-21swapper/312:24:313
28382991210,0cyclictest0-21swapper/309:44:113
28382991210,0cyclictest0-21swapper/309:37:553
2838299120,0cyclictest0-21swapper/310:06:583
28381991211,0cyclictest14448-21sshd09:13:252
28381991211,0cyclictest12513-21sshd09:34:382
28381991211,0cyclictest0-21swapper/210:50:122
28381991211,0cyclictest0-21swapper/210:48:422
28381991211,0cyclictest0-21swapper/210:27:332
28381991211,0cyclictest0-21swapper/209:36:262
2838199120,0cyclictest20277-21diskmemload11:40:232
28380991212,0cyclictest0-21swapper/109:30:101
28380991211,0cyclictest0-21swapper/110:52:311
28380991211,0cyclictest0-21swapper/110:22:471
28380991210,0cyclictest0-21swapper/111:12:031
2837999129,0cyclictest10-21rcuc/010:57:470
28379991211,0cyclictest3-21ksoftirqd/011:10:090
28379991211,0cyclictest0-21swapper/009:43:270
28379991211,0cyclictest0-21swapper/009:32:250
28379991210,0cyclictest26929-21bash10:06:270
28379991210,0cyclictest20277-21diskmemload12:32:070
28379991210,0cyclictest0-21swapper/012:02:230
28379991210,0cyclictest0-21swapper/009:38:410
2837999120,0cyclictest41ktimersoftd/012:07:210
2837999120,0cyclictest32110-21sshd11:51:000
2837999120,0cyclictest0-21swapper/012:15:170
2837999120,0cyclictest0-21swapper/010:49:250
2837999120,0cyclictest0-21swapper/010:23:450
2837999120,0cyclictest0-21swapper/010:13:110
2837999120,0cyclictest0-21swapper/009:49:570
112750120,0irq/25-eth05278-21sshd10:51:063
112750120,0irq/25-eth034-21rcuc/311:51:183
112750120,0irq/25-eth00-21swapper/212:34:592
28382991111,0cyclictest0-21swapper/311:19:543
28382991111,0cyclictest0-21swapper/309:11:113
28382991110,0cyclictest9189-21sshd09:55:283
28382991110,0cyclictest0-21swapper/312:36:493
28382991110,0cyclictest0-21swapper/312:09:513
28382991110,0cyclictest0-21swapper/310:01:583
2838299110,0cyclictest0-21swapper/310:35:123
2838299110,0cyclictest0-21swapper/309:23:583
2838299110,0cyclictest0-21swapper/309:17:493
2838299110,0cyclictest0-21swapper/308:41:283
2838299110,0cyclictest0-21swapper/307:26:113
2838199119,0cyclictest15336-21sshd11:57:302
2838199119,0cyclictest0-21swapper/212:21:512
28381991111,0cyclictest0-21swapper/212:29:392
28381991111,0cyclictest0-21swapper/209:52:282
28381991111,0cyclictest0-21swapper/208:50:192
28381991111,0cyclictest0-21swapper/208:45:122
2838199111,0cyclictest1480-21nfsd09:25:582
2838199111,0cyclictest1480-21nfsd09:25:582
28381991110,0cyclictest26807-21bash10:10:422
28381991110,0cyclictest0-21swapper/211:23:532
28381991110,0cyclictest0-21swapper/211:16:482
28381991110,0cyclictest0-21swapper/210:15:422
2838199110,0cyclictest0-21swapper/212:08:442
2838199110,0cyclictest0-21swapper/212:04:272
2838099119,0cyclictest0-21swapper/111:23:251
2838099119,0cyclictest0-21swapper/109:03:531
28380991111,0cyclictest0-21swapper/110:08:581
28380991111,0cyclictest0-21swapper/109:20:031
28380991110,0cyclictest3901-21sshd11:47:161
28380991110,0cyclictest0-21swapper/111:52:221
2838099110,0cyclictest23546-21bash09:57:281
2838099110,0cyclictest10142-21bash11:30:421
2838099110,0cyclictest0-21swapper/109:42:561
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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