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2026-04-21 - 03:50
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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 Tue Apr 21, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
141352478,8sleep00-21swapper/019:04:110
145032449,8sleep10-21swapper/119:08:011
14602993534,0cyclictest168750irq/16-i91521:05:591
14601993534,0cyclictest246650irq/16-enp2s0f023:04:270
14601993534,0cyclictest246650irq/16-enp2s0f019:27:350
14602993434,0cyclictest168750irq/16-i91523:35:231
14602993433,0cyclictest168750irq/16-i91523:10:061
14602993432,1cyclictest168750irq/16-i91523:23:421
14602993432,1cyclictest168750irq/16-i91522:38:331
14602993432,1cyclictest168750irq/16-i91521:28:251
14602993432,1cyclictest168750irq/16-i91500:23:531
14602993432,1cyclictest168750irq/16-i91500:18:531
14601993434,0cyclictest246650irq/16-enp2s0f021:22:250
14601993433,1cyclictest246650irq/16-enp2s0f021:53:400
14601993433,0cyclictest246650irq/16-enp2s0f000:16:520
14601993432,1cyclictest246650irq/16-enp2s0f023:56:580
14601993432,1cyclictest246650irq/16-enp2s0f023:53:240
14601993432,1cyclictest246650irq/16-enp2s0f022:02:490
14602993333,0cyclictest168750irq/16-i91522:13:141
14602993332,0cyclictest246650irq/16-enp2s0f023:54:411
14602993332,0cyclictest246650irq/16-enp2s0f022:50:211
14602993332,0cyclictest246650irq/16-enp2s0f000:08:311
14602993332,0cyclictest246650irq/16-enp2s0f000:08:311
14602993332,0cyclictest168750irq/16-i91523:49:191
14602993332,0cyclictest168750irq/16-i91523:46:541
14602993332,0cyclictest168750irq/16-i91523:32:591
14602993332,0cyclictest168750irq/16-i91523:14:091
14602993332,0cyclictest168750irq/16-i91523:06:131
14602993332,0cyclictest168750irq/16-i91522:56:561
14602993332,0cyclictest168750irq/16-i91522:34:511
14602993332,0cyclictest168750irq/16-i91522:28:331
14602993332,0cyclictest168750irq/16-i91522:25:321
14602993332,0cyclictest168750irq/16-i91522:20:041
14602993332,0cyclictest168750irq/16-i91522:14:511
14602993332,0cyclictest168750irq/16-i91522:06:021
14602993332,0cyclictest168750irq/16-i91522:00:521
14602993332,0cyclictest168750irq/16-i91521:44:481
14602993332,0cyclictest168750irq/16-i91521:34:351
14602993332,0cyclictest168750irq/16-i91521:22:091
14602993332,0cyclictest168750irq/16-i91520:52:151
14602993332,0cyclictest168750irq/16-i91520:12:371
14602993332,0cyclictest168750irq/16-i91519:49:581
14602993332,0cyclictest168750irq/16-i91519:48:061
14602993332,0cyclictest168750irq/16-i91519:41:101
14602993332,0cyclictest168750irq/16-i91519:30:521
14602993332,0cyclictest168750irq/16-i91519:19:131
14602993332,0cyclictest168750irq/16-i91519:13:491
14602993332,0cyclictest168750irq/16-i91500:17:201
14602993332,0cyclictest168750irq/16-i91500:03:341
14602993332,0cyclictest168750irq/16-i91500:01:171
14602993331,1cyclictest168750irq/16-i91521:13:211
14602993331,1cyclictest168750irq/16-i91520:59:291
14602993331,1cyclictest168750irq/16-i91520:55:231
14602993331,1cyclictest168750irq/16-i91520:43:461
14602993331,1cyclictest168750irq/16-i91520:42:161
14602993331,1cyclictest168750irq/16-i91520:08:081
14602993331,1cyclictest168750irq/16-i91520:03:081
14601993333,0cyclictest246650irq/16-enp2s0f022:45:550
14601993333,0cyclictest246650irq/16-enp2s0f021:08:530
14601993333,0cyclictest246650irq/16-enp2s0f021:02:410
14601993332,0cyclictest246650irq/16-enp2s0f023:58:420
14601993332,0cyclictest246650irq/16-enp2s0f023:43:290
14601993332,0cyclictest246650irq/16-enp2s0f023:38:450
14601993332,0cyclictest246650irq/16-enp2s0f023:37:010
14601993332,0cyclictest246650irq/16-enp2s0f023:18:250
14601993332,0cyclictest246650irq/16-enp2s0f023:13:360
14601993332,0cyclictest246650irq/16-enp2s0f023:08:460
14601993332,0cyclictest246650irq/16-enp2s0f022:58:050
14601993332,0cyclictest246650irq/16-enp2s0f022:48:350
14601993332,0cyclictest246650irq/16-enp2s0f022:40:300
14601993332,0cyclictest246650irq/16-enp2s0f022:23:320
14601993332,0cyclictest246650irq/16-enp2s0f022:19:100
14601993332,0cyclictest246650irq/16-enp2s0f022:13:250
14601993332,0cyclictest246650irq/16-enp2s0f022:08:430
14601993332,0cyclictest246650irq/16-enp2s0f022:03:270
14601993332,0cyclictest246650irq/16-enp2s0f021:48:260
14601993332,0cyclictest246650irq/16-enp2s0f021:45:170
14601993332,0cyclictest246650irq/16-enp2s0f021:39:040
14601993332,0cyclictest246650irq/16-enp2s0f021:15:000
14601993332,0cyclictest246650irq/16-enp2s0f020:48:570
14601993332,0cyclictest246650irq/16-enp2s0f020:44:330
14601993332,0cyclictest246650irq/16-enp2s0f020:39:220
14601993332,0cyclictest246650irq/16-enp2s0f020:19:280
14601993332,0cyclictest246650irq/16-enp2s0f020:08:400
14601993332,0cyclictest246650irq/16-enp2s0f020:00:210
14601993332,0cyclictest246650irq/16-enp2s0f019:48:500
14601993332,0cyclictest246650irq/16-enp2s0f019:38:260
14601993332,0cyclictest246650irq/16-enp2s0f019:29:490
14601993332,0cyclictest246650irq/16-enp2s0f019:09:320
14601993332,0cyclictest246650irq/16-enp2s0f000:28:540
14601993332,0cyclictest246650irq/16-enp2s0f000:19:590
14601993332,0cyclictest246650irq/16-enp2s0f000:11:180
14601993332,0cyclictest246650irq/16-enp2s0f000:11:180
14601993332,0cyclictest246650irq/16-enp2s0f000:03:540
14601993331,1cyclictest246650irq/16-enp2s0f021:33:230
14601993331,1cyclictest246650irq/16-enp2s0f019:58:240
14602993232,0cyclictest168750irq/16-i91523:20:381
14602993232,0cyclictest168750irq/16-i91520:29:241
14602993232,0cyclictest168750irq/16-i91520:20:401
14602993231,0cyclictest246650irq/16-enp2s0f021:53:271
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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