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2026-08-22 - 13:31
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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 Sat Aug 22, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
192752469,8sleep00-21swapper/019:03:090
1947924125,8sleep10-21swapper/119:05:181
19606993627,8cyclictest246650irq/16-enp2s0f023:36:470
19606993534,0cyclictest246650irq/16-enp2s0f019:44:150
19606993531,3cyclictest168750irq/16-i91519:31:400
19607993433,0cyclictest168750irq/16-i91523:53:231
19607993432,1cyclictest168750irq/16-i91522:14:471
19606993434,0cyclictest246650irq/16-enp2s0f020:47:080
19606993433,0cyclictest246650irq/16-enp2s0f020:32:260
19606993432,1cyclictest246650irq/16-enp2s0f023:02:480
19606993432,1cyclictest246650irq/16-enp2s0f021:47:560
19606993432,1cyclictest246650irq/16-enp2s0f020:44:210
19606993426,7cyclictest246650irq/16-enp2s0f020:20:080
19607993333,0cyclictest168750irq/16-i91519:39:111
19607993332,0cyclictest246650irq/16-enp2s0f021:52:291
19607993332,0cyclictest246650irq/16-enp2s0f021:37:311
19607993332,0cyclictest246650irq/16-enp2s0f020:28:031
19607993332,0cyclictest246650irq/16-enp2s0f020:10:321
19607993332,0cyclictest246650irq/16-enp2s0f019:31:401
19607993332,0cyclictest246650irq/16-enp2s0f000:21:251
19607993332,0cyclictest246650irq/16-enp2s0f000:03:131
19607993332,0cyclictest246650irq/16-enp2s0f000:03:131
19607993332,0cyclictest168750irq/16-i91522:54:231
19607993332,0cyclictest168750irq/16-i91522:36:331
19607993332,0cyclictest168750irq/16-i91522:30:591
19607993332,0cyclictest168750irq/16-i91522:22:141
19607993332,0cyclictest168750irq/16-i91522:18:331
19607993332,0cyclictest168750irq/16-i91521:26:081
19607993332,0cyclictest168750irq/16-i91521:24:411
19607993332,0cyclictest168750irq/16-i91521:12:231
19607993332,0cyclictest168750irq/16-i91521:03:551
19607993332,0cyclictest168750irq/16-i91520:44:021
19607993332,0cyclictest168750irq/16-i91520:35:561
19607993332,0cyclictest168750irq/16-i91520:22:561
19607993332,0cyclictest168750irq/16-i91520:13:571
19607993332,0cyclictest168750irq/16-i91519:21:381
19607993332,0cyclictest168750irq/16-i91500:31:461
19607993332,0cyclictest168750irq/16-i91500:13:001
19607993331,1cyclictest190650irq/16-nvkm23:01:011
19607993331,1cyclictest168750irq/16-i91523:49:571
19606993332,0cyclictest246650irq/16-enp2s0f023:58:530
19606993332,0cyclictest246650irq/16-enp2s0f023:43:420
19606993332,0cyclictest246650irq/16-enp2s0f023:32:440
19606993332,0cyclictest246650irq/16-enp2s0f023:22:560
19606993332,0cyclictest246650irq/16-enp2s0f023:18:560
19606993332,0cyclictest246650irq/16-enp2s0f023:12:200
19606993332,0cyclictest246650irq/16-enp2s0f022:51:530
19606993332,0cyclictest246650irq/16-enp2s0f022:48:330
19606993332,0cyclictest246650irq/16-enp2s0f022:16:530
19606993332,0cyclictest246650irq/16-enp2s0f022:11:110
19606993332,0cyclictest246650irq/16-enp2s0f021:55:460
19606993332,0cyclictest246650irq/16-enp2s0f021:41:330
19606993332,0cyclictest246650irq/16-enp2s0f021:37:290
19606993332,0cyclictest246650irq/16-enp2s0f021:31:250
19606993332,0cyclictest246650irq/16-enp2s0f021:22:020
19606993332,0cyclictest246650irq/16-enp2s0f021:08:570
19606993332,0cyclictest246650irq/16-enp2s0f021:05:410
19606993332,0cyclictest246650irq/16-enp2s0f019:58:200
19606993332,0cyclictest246650irq/16-enp2s0f019:53:070
19606993332,0cyclictest246650irq/16-enp2s0f019:21:230
19606993332,0cyclictest246650irq/16-enp2s0f000:22:210
19606993332,0cyclictest246650irq/16-enp2s0f000:12:070
19606993332,0cyclictest168750irq/16-i91519:08:560
19606993331,1cyclictest246650irq/16-enp2s0f020:54:590
19606993331,1cyclictest246650irq/16-enp2s0f020:23:150
19606993331,1cyclictest246650irq/16-enp2s0f019:38:500
19606993331,1cyclictest246650irq/16-enp2s0f000:10:440
19607993232,0cyclictest246650irq/16-enp2s0f022:09:091
19607993232,0cyclictest246650irq/16-enp2s0f021:31:141
19607993232,0cyclictest168750irq/16-i91523:41:021
19607993232,0cyclictest168750irq/16-i91523:08:421
19607993232,0cyclictest168750irq/16-i91521:42:111
19607993232,0cyclictest168750irq/16-i91521:06:201
19607993232,0cyclictest168750irq/16-i91520:56:101
19607993232,0cyclictest168750irq/16-i91519:17:561
19607993232,0cyclictest168750irq/16-i91519:15:211
19607993232,0cyclictest168750irq/16-i91500:29:081
19607993231,0cyclictest246650irq/16-enp2s0f000:16:401
19607993231,0cyclictest168750irq/16-i91523:59:451
19607993231,0cyclictest168750irq/16-i91523:37:451
19607993231,0cyclictest168750irq/16-i91523:26:371
19607993231,0cyclictest168750irq/16-i91523:18:291
19607993231,0cyclictest168750irq/16-i91523:11:041
19607993231,0cyclictest168750irq/16-i91523:03:321
19607993231,0cyclictest168750irq/16-i91522:46:201
19607993231,0cyclictest168750irq/16-i91522:32:221
19607993231,0cyclictest168750irq/16-i91521:57:461
19607993231,0cyclictest168750irq/16-i91521:16:061
19607993231,0cyclictest168750irq/16-i91520:51:341
19607993231,0cyclictest168750irq/16-i91520:46:271
19607993231,0cyclictest168750irq/16-i91520:36:191
19607993231,0cyclictest168750irq/16-i91520:04:021
19607993231,0cyclictest168750irq/16-i91519:48:241
19607993231,0cyclictest168750irq/16-i91519:41:311
19607993231,0cyclictest168750irq/16-i91519:06:141
19607993231,0cyclictest168750irq/16-i91500:06:421
19607993230,1cyclictest168750irq/16-i91522:05:531
19607993230,1cyclictest168750irq/16-i91519:30:231
19607993230,0cyclictest168750irq/16-i91520:16:161
19606993232,0cyclictest246650irq/16-enp2s0f023:10:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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