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2026-07-12 - 11:54
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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 rack6slot2.osadl.org (updated Sun Jul 12, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
679624717,23sleep00-21swapper/019:04:390
677924119,14sleep10-21swapper/119:04:281
7064993434,0cyclictest168750irq/16-i91523:29:271
7064993433,0cyclictest168750irq/16-i91519:28:231
7064993433,0cyclictest168750irq/16-i91500:19:341
7064993432,1cyclictest246650irq/16-enp2s0f019:40:051
7063993433,0cyclictest246650irq/16-enp2s0f023:51:050
7063993433,0cyclictest246650irq/16-enp2s0f021:04:000
7063993432,1cyclictest246650irq/16-enp2s0f021:56:340
7064993333,0cyclictest168750irq/16-i91522:59:311
7064993333,0cyclictest168750irq/16-i91521:56:431
7064993332,0cyclictest246650irq/16-enp2s0f020:38:421
7064993332,0cyclictest246650irq/16-enp2s0f020:27:321
7064993332,0cyclictest246650irq/16-enp2s0f019:44:461
7064993332,0cyclictest246650irq/16-enp2s0f000:12:331
7064993332,0cyclictest168750irq/16-i91523:23:431
7064993332,0cyclictest168750irq/16-i91523:08:071
7064993332,0cyclictest168750irq/16-i91523:04:541
7064993332,0cyclictest168750irq/16-i91522:45:171
7064993332,0cyclictest168750irq/16-i91522:32:301
7064993332,0cyclictest168750irq/16-i91522:15:031
7064993332,0cyclictest168750irq/16-i91521:44:461
7064993332,0cyclictest168750irq/16-i91521:18:531
7064993332,0cyclictest168750irq/16-i91520:51:511
7064993332,0cyclictest168750irq/16-i91520:05:341
7064993332,0cyclictest168750irq/16-i91519:23:301
7064993332,0cyclictest168750irq/16-i91519:11:531
7064993332,0cyclictest168750irq/16-i91500:36:071
7064993332,0cyclictest168750irq/16-i91500:22:501
7064993331,1cyclictest168750irq/16-i91519:08:571
7063993333,0cyclictest246650irq/16-enp2s0f023:29:190
7063993332,0cyclictest246650irq/16-enp2s0f023:17:100
7063993332,0cyclictest246650irq/16-enp2s0f023:12:010
7063993332,0cyclictest246650irq/16-enp2s0f022:57:010
7063993332,0cyclictest246650irq/16-enp2s0f022:54:150
7063993332,0cyclictest246650irq/16-enp2s0f022:37:440
7063993332,0cyclictest246650irq/16-enp2s0f021:58:490
7063993332,0cyclictest246650irq/16-enp2s0f021:44:120
7063993332,0cyclictest246650irq/16-enp2s0f021:20:090
7063993332,0cyclictest246650irq/16-enp2s0f021:07:390
7063993332,0cyclictest246650irq/16-enp2s0f020:37:220
7063993332,0cyclictest246650irq/16-enp2s0f020:33:310
7063993332,0cyclictest246650irq/16-enp2s0f020:24:080
7063993332,0cyclictest246650irq/16-enp2s0f020:20:440
7063993332,0cyclictest246650irq/16-enp2s0f020:13:570
7063993332,0cyclictest246650irq/16-enp2s0f020:10:480
7063993332,0cyclictest246650irq/16-enp2s0f019:47:000
7063993332,0cyclictest246650irq/16-enp2s0f019:36:580
7063993332,0cyclictest246650irq/16-enp2s0f019:34:290
7063993332,0cyclictest246650irq/16-enp2s0f019:27:080
7063993332,0cyclictest246650irq/16-enp2s0f019:22:140
7063993332,0cyclictest246650irq/16-enp2s0f019:15:270
7063993332,0cyclictest246650irq/16-enp2s0f019:06:520
7063993332,0cyclictest246650irq/16-enp2s0f000:29:390
7063993332,0cyclictest246650irq/16-enp2s0f000:22:060
7063993332,0cyclictest246650irq/16-enp2s0f000:17:210
7063993332,0cyclictest246650irq/16-enp2s0f000:02:020
7063993332,0cyclictest168750irq/16-i91522:42:080
7063993332,0cyclictest168750irq/16-i91522:22:220
7063993332,0cyclictest168750irq/16-i91500:00:250
7063993331,1cyclictest246650irq/16-enp2s0f023:52:540
7063993331,1cyclictest246650irq/16-enp2s0f022:06:450
7064993232,0cyclictest246650irq/16-enp2s0f023:32:011
7064993232,0cyclictest168750irq/16-i91522:54:041
7064993232,0cyclictest168750irq/16-i91522:48:411
7064993232,0cyclictest168750irq/16-i91522:16:591
7064993232,0cyclictest168750irq/16-i91522:02:141
7064993232,0cyclictest168750irq/16-i91521:58:291
7064993232,0cyclictest168750irq/16-i91520:07:041
7064993232,0cyclictest168750irq/16-i91519:21:301
7064993232,0cyclictest168750irq/16-i91500:27:251
7064993232,0cyclictest168750irq/16-i91500:02:471
7064993231,0cyclictest246650irq/16-enp2s0f023:57:301
7064993231,0cyclictest246650irq/16-enp2s0f019:51:551
7064993231,0cyclictest168750irq/16-i91523:52:441
7064993231,0cyclictest168750irq/16-i91523:48:031
7064993231,0cyclictest168750irq/16-i91523:42:461
7064993231,0cyclictest168750irq/16-i91523:17:521
7064993231,0cyclictest168750irq/16-i91523:11:531
7064993231,0cyclictest168750irq/16-i91522:38:061
7064993231,0cyclictest168750irq/16-i91522:28:541
7064993231,0cyclictest168750irq/16-i91522:22:041
7064993231,0cyclictest168750irq/16-i91521:47:211
7064993231,0cyclictest168750irq/16-i91521:32:191
7064993231,0cyclictest168750irq/16-i91521:29:491
7064993231,0cyclictest168750irq/16-i91521:12:151
7064993231,0cyclictest168750irq/16-i91521:06:501
7064993231,0cyclictest168750irq/16-i91520:57:121
7064993231,0cyclictest168750irq/16-i91520:32:081
7064993231,0cyclictest168750irq/16-i91520:22:061
7064993231,0cyclictest168750irq/16-i91519:57:021
7064993231,0cyclictest168750irq/16-i91519:48:551
7064993231,0cyclictest168750irq/16-i91519:31:571
7064993230,1cyclictest168750irq/16-i91500:07:231
7063993232,0cyclictest246650irq/16-enp2s0f023:33:200
7063993232,0cyclictest246650irq/16-enp2s0f022:47:000
7063993232,0cyclictest246650irq/16-enp2s0f022:33:580
7063993232,0cyclictest246650irq/16-enp2s0f022:27:390
7063993232,0cyclictest246650irq/16-enp2s0f022:14:140
7063993232,0cyclictest246650irq/16-enp2s0f021:49:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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