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2026-05-16 - 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 Sat May 16, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
225182468,8sleep00-21swapper/019:07:540
2243624111,8sleep10-21swapper/119:07:011
22582993433,0cyclictest168750irq/16-i91523:16:001
22582993433,0cyclictest168750irq/16-i91522:52:041
22582993433,0cyclictest168750irq/16-i91521:58:331
22582993433,0cyclictest168750irq/16-i91519:09:251
22582993432,1cyclictest168750irq/16-i91523:05:331
22581993434,0cyclictest246650irq/16-enp2s0f019:32:420
22581993433,0cyclictest246650irq/16-enp2s0f023:19:440
22581993433,0cyclictest246650irq/16-enp2s0f023:15:190
22581993433,0cyclictest246650irq/16-enp2s0f020:33:110
22581993432,1cyclictest246650irq/16-enp2s0f023:42:550
22581993432,1cyclictest246650irq/16-enp2s0f022:26:290
22581993432,1cyclictest246650irq/16-enp2s0f021:07:550
22581993432,1cyclictest246650irq/16-enp2s0f019:56:000
22581993432,1cyclictest246650irq/16-enp2s0f019:48:410
22581993432,1cyclictest246650irq/16-enp2s0f000:15:580
22582993332,0cyclictest246650irq/16-enp2s0f023:46:491
22582993332,0cyclictest246650irq/16-enp2s0f020:59:511
22582993332,0cyclictest246650irq/16-enp2s0f019:33:211
22582993332,0cyclictest246650irq/16-enp2s0f000:10:101
22582993332,0cyclictest246650irq/16-enp2s0f000:03:341
22582993332,0cyclictest190650irq/16-nvkm00:33:041
22582993332,0cyclictest168750irq/16-i91523:57:001
22582993332,0cyclictest168750irq/16-i91523:33:211
22582993332,0cyclictest168750irq/16-i91523:25:501
22582993332,0cyclictest168750irq/16-i91522:55:011
22582993332,0cyclictest168750irq/16-i91522:18:471
22582993332,0cyclictest168750irq/16-i91522:17:401
22582993332,0cyclictest168750irq/16-i91521:56:201
22582993332,0cyclictest168750irq/16-i91521:48:431
22582993332,0cyclictest168750irq/16-i91521:36:161
22582993332,0cyclictest168750irq/16-i91521:29:091
22582993332,0cyclictest168750irq/16-i91521:11:251
22582993332,0cyclictest168750irq/16-i91521:06:121
22582993332,0cyclictest168750irq/16-i91520:55:461
22582993332,0cyclictest168750irq/16-i91520:39:231
22582993332,0cyclictest168750irq/16-i91520:29:271
22582993332,0cyclictest168750irq/16-i91520:20:091
22582993332,0cyclictest168750irq/16-i91520:13:011
22582993332,0cyclictest168750irq/16-i91519:52:311
22582993332,0cyclictest168750irq/16-i91519:38:301
22582993332,0cyclictest168750irq/16-i91519:13:451
22582993332,0cyclictest168750irq/16-i91500:31:131
22582993332,0cyclictest168750irq/16-i91500:14:071
22582993331,1cyclictest246650irq/16-enp2s0f022:26:341
22582993331,1cyclictest168750irq/16-i91500:23:101
22581993332,0cyclictest246650irq/16-enp2s0f023:58:110
22581993332,0cyclictest246650irq/16-enp2s0f023:43:240
22581993332,0cyclictest246650irq/16-enp2s0f023:03:260
22581993332,0cyclictest246650irq/16-enp2s0f023:01:570
22581993332,0cyclictest246650irq/16-enp2s0f022:46:540
22581993332,0cyclictest246650irq/16-enp2s0f022:03:050
22581993332,0cyclictest246650irq/16-enp2s0f021:58:200
22581993332,0cyclictest246650irq/16-enp2s0f021:48:110
22581993332,0cyclictest246650irq/16-enp2s0f021:44:340
22581993332,0cyclictest246650irq/16-enp2s0f021:38:410
22581993332,0cyclictest246650irq/16-enp2s0f021:25:250
22581993332,0cyclictest246650irq/16-enp2s0f021:19:210
22581993332,0cyclictest246650irq/16-enp2s0f021:17:300
22581993332,0cyclictest246650irq/16-enp2s0f020:58:080
22581993332,0cyclictest246650irq/16-enp2s0f020:47:120
22581993332,0cyclictest246650irq/16-enp2s0f020:24:270
22581993332,0cyclictest246650irq/16-enp2s0f020:19:410
22581993332,0cyclictest246650irq/16-enp2s0f020:14:240
22581993332,0cyclictest246650irq/16-enp2s0f020:08:240
22581993332,0cyclictest246650irq/16-enp2s0f020:04:150
22581993332,0cyclictest246650irq/16-enp2s0f019:26:290
22581993332,0cyclictest246650irq/16-enp2s0f019:17:120
22581993332,0cyclictest246650irq/16-enp2s0f019:08:360
22581993332,0cyclictest246650irq/16-enp2s0f000:20:480
22581993331,1cyclictest246650irq/16-enp2s0f023:36:020
22581993331,1cyclictest246650irq/16-enp2s0f021:28:390
22581993331,1cyclictest246650irq/16-enp2s0f020:38:330
22581993331,1cyclictest168750irq/16-i91523:32:530
22582993232,0cyclictest168750irq/16-i91523:50:291
22582993232,0cyclictest168750irq/16-i91522:37:571
22582993232,0cyclictest168750irq/16-i91521:46:161
22582993232,0cyclictest168750irq/16-i91520:05:551
22582993231,0cyclictest246650irq/16-enp2s0f021:18:161
22582993231,0cyclictest246650irq/16-enp2s0f020:43:591
22582993231,0cyclictest246650irq/16-enp2s0f019:23:171
22582993231,0cyclictest246650irq/16-enp2s0f019:18:071
22582993231,0cyclictest168750irq/16-i91523:58:071
22582993231,0cyclictest168750irq/16-i91523:38:591
22582993231,0cyclictest168750irq/16-i91523:28:321
22582993231,0cyclictest168750irq/16-i91523:18:061
22582993231,0cyclictest168750irq/16-i91522:57:581
22582993231,0cyclictest168750irq/16-i91522:43:521
22582993231,0cyclictest168750irq/16-i91522:10:531
22582993231,0cyclictest168750irq/16-i91522:03:461
22582993231,0cyclictest168750irq/16-i91521:38:361
22582993231,0cyclictest168750irq/16-i91521:26:291
22582993231,0cyclictest168750irq/16-i91521:13:431
22582993231,0cyclictest168750irq/16-i91520:48:331
22582993231,0cyclictest168750irq/16-i91520:35:331
22582993231,0cyclictest168750irq/16-i91520:23:571
22582993231,0cyclictest168750irq/16-i91519:53:121
22582993231,0cyclictest168750irq/16-i91519:43:091
22582993231,0cyclictest168750irq/16-i91519:27:561
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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