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2026-04-27 - 21:17
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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 Mon Apr 27, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112750630,0irq/25-eth00-21swapper/107:08:481
112750570,0irq/25-eth00-21swapper/307:05:223
112750560,0irq/25-eth00-21swapper/207:05:532
2385024320,0sleep00-21swapper/007:06:030
24239991514,0cyclictest0-21swapper/309:35:313
24239991513,0cyclictest0-21swapper/309:57:083
2423799150,0cyclictest0-21swapper/112:33:461
24236991512,0cyclictest0-21swapper/011:07:170
24236991512,0cyclictest0-21swapper/010:25:060
24239991413,0cyclictest0-21swapper/311:12:243
24238991413,0cyclictest0-21swapper/211:48:032
24236991413,0cyclictest0-21swapper/011:20:170
112750140,0irq/25-eth00-21swapper/211:17:442
112750140,0irq/25-eth00-21swapper/111:10:001
2423999133,0cyclictest0-21swapper/307:20:153
24239991310,0cyclictest24523-21sshd09:49:563
24238991312,0cyclictest0-21swapper/211:59:052
24238991312,0cyclictest0-21swapper/211:13:332
24238991312,0cyclictest0-21swapper/210:10:282
24238991312,0cyclictest0-21swapper/209:32:012
2423899130,0cyclictest21727-21sshd10:19:532
2423899130,0cyclictest18697-21sshd11:20:032
24237991313,0cyclictest0-21swapper/111:29:381
24237991312,0cyclictest16137-21diskmemload11:49:231
24237991312,0cyclictest0-21swapper/110:30:101
24237991311,0cyclictest23873-21sshd09:54:091
24237991311,0cyclictest0-21swapper/112:38:321
24237991311,0cyclictest0-21swapper/110:12:301
2423799130,0cyclictest6262-21sshd12:27:291
2423799130,0cyclictest27951-21bash11:42:541
24236991312,0cyclictest0-21swapper/011:04:010
2423699130,0cyclictest0-21swapper/012:36:230
2423699130,0cyclictest0-21swapper/009:52:070
112750130,0irq/25-eth016137-21diskmemload12:33:420
41120,0ktimersoftd/013988-21sshd12:06:570
351120,0ktimersoftd/30-21swapper/311:23:333
24239991212,0cyclictest0-21swapper/311:49:413
24239991211,0cyclictest5876-21sshd10:39:263
24239991211,0cyclictest24289-21bash09:23:543
24239991211,0cyclictest24202-21sshd09:10:543
24239991211,0cyclictest0-21swapper/310:58:073
24239991210,0cyclictest0-21swapper/311:30:103
24239991210,0cyclictest0-21swapper/311:02:543
2423999120,0cyclictest16137-21diskmemload11:40:143
2423999120,0cyclictest0-21swapper/312:11:463
2423999120,0cyclictest0-21swapper/311:15:403
2423999120,0cyclictest0-21swapper/311:07:383
2423999120,0cyclictest0-21swapper/310:34:253
2423999120,0cyclictest0-21swapper/310:29:253
2423999120,0cyclictest0-21swapper/310:24:263
2423999120,0cyclictest0-21swapper/309:33:473
2423999120,0cyclictest0-21swapper/309:26:073
24238991211,0cyclictest19344-21sshd10:54:112
24238991211,0cyclictest0-21swapper/212:15:062
24238991211,0cyclictest0-21swapper/212:11:512
24238991211,0cyclictest0-21swapper/212:07:072
24238991211,0cyclictest0-21swapper/209:28:182
24238991210,0cyclictest0-21swapper/212:21:382
24238991210,0cyclictest0-21swapper/208:25:202
2423899120,0cyclictest0-21swapper/211:40:202
2423899120,0cyclictest0-21swapper/210:40:192
2423899120,0cyclictest0-21swapper/210:23:222
24237991212,0cyclictest0-21swapper/109:11:101
24237991211,0cyclictest0-21swapper/110:38:381
24237991211,0cyclictest0-21swapper/109:30:341
24237991210,0cyclictest0-21swapper/109:41:291
2423799120,0cyclictest0-21swapper/112:22:441
2423799120,0cyclictest0-21swapper/110:25:111
2423799120,0cyclictest0-21swapper/110:08:471
2423799120,0cyclictest0-21swapper/109:59:371
24236991212,0cyclictest0-21swapper/010:31:500
24236991211,0cyclictest29196-21bash11:17:020
24236991211,0cyclictest16137-21diskmemload11:56:180
2423699121,0cyclictest24234-21cyclictest12:12:200
24236991210,0cyclictest0-21swapper/011:10:310
24236991210,0cyclictest0-21swapper/009:30:170
2423699120,0cyclictest0-21swapper/010:59:150
2423699120,0cyclictest0-21swapper/010:12:270
2423699120,0cyclictest0-21swapper/009:35:430
112750120,0irq/25-eth00-21swapper/310:11:403
112750120,0irq/25-eth00-21swapper/010:24:110
9950110,0irq/24-0000:00:29216-21sshd11:25:360
41110,0ktimersoftd/05861-21munin-node10:00:170
41110,0ktimersoftd/016137-21diskmemload11:37:120
2423999119,0cyclictest0-21swapper/312:16:323
24239991111,0cyclictest0-21swapper/311:36:413
24239991110,0cyclictest0-21swapper/312:30:503
24239991110,0cyclictest0-21swapper/312:24:333
24239991110,0cyclictest0-21swapper/311:57:283
24239991110,0cyclictest0-21swapper/310:53:073
2423899119,0cyclictest0-21swapper/208:19:452
24238991111,0cyclictest0-21swapper/211:02:162
24238991110,0cyclictest27606-21id09:45:502
24238991110,0cyclictest26983-21sshd10:29:132
24238991110,0cyclictest24182-21sshd11:38:032
24238991110,0cyclictest12553-21sshd09:43:582
24238991110,0cyclictest0-21swapper/210:38:352
2423899110,0cyclictest5351-21sshd12:35:542
2423899110,0cyclictest5103-21bash11:52:492
2423899110,0cyclictest0-21swapper/211:25:062
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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