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2026-09-20 - 06:41
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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 Sep 20, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
140852600,0sleep00-21swapper/020:15:270
42742448,8sleep00-21swapper/019:01:150
42752439,8sleep10-21swapper/119:01:161
4738993534,0cyclictest246650irq/16-enp2s0f021:22:120
4739993433,0cyclictest246650irq/16-enp2s0f023:16:501
4739993433,0cyclictest168750irq/16-i91521:08:321
4739993433,0cyclictest168750irq/16-i91519:47:281
4738993433,0cyclictest246650irq/16-enp2s0f023:30:110
4738993433,0cyclictest246650irq/16-enp2s0f022:09:170
4738993432,1cyclictest246650irq/16-enp2s0f023:38:570
4738993432,1cyclictest246650irq/16-enp2s0f023:31:550
4738993432,1cyclictest246650irq/16-enp2s0f023:05:460
4738993432,1cyclictest246650irq/16-enp2s0f020:35:270
4738993432,1cyclictest246650irq/16-enp2s0f019:41:180
4739993332,0cyclictest246650irq/16-enp2s0f023:32:441
4739993332,0cyclictest246650irq/16-enp2s0f023:12:091
4739993332,0cyclictest246650irq/16-enp2s0f022:42:471
4739993332,0cyclictest246650irq/16-enp2s0f022:32:441
4739993332,0cyclictest246650irq/16-enp2s0f021:36:081
4739993332,0cyclictest246650irq/16-enp2s0f021:14:401
4739993332,0cyclictest246650irq/16-enp2s0f000:14:571
4739993332,0cyclictest168750irq/16-i91523:39:491
4739993332,0cyclictest168750irq/16-i91523:01:081
4739993332,0cyclictest168750irq/16-i91522:54:061
4739993332,0cyclictest168750irq/16-i91522:26:261
4739993332,0cyclictest168750irq/16-i91522:18:481
4739993332,0cyclictest168750irq/16-i91522:18:481
4739993332,0cyclictest168750irq/16-i91522:10:401
4739993332,0cyclictest168750irq/16-i91522:05:391
4739993332,0cyclictest168750irq/16-i91521:58:061
4739993332,0cyclictest168750irq/16-i91521:51:361
4739993332,0cyclictest168750irq/16-i91521:41:461
4739993332,0cyclictest168750irq/16-i91521:15:391
4739993332,0cyclictest168750irq/16-i91521:03:401
4739993332,0cyclictest168750irq/16-i91520:59:171
4739993332,0cyclictest168750irq/16-i91520:32:421
4739993332,0cyclictest168750irq/16-i91520:16:561
4739993332,0cyclictest168750irq/16-i91520:15:201
4739993332,0cyclictest168750irq/16-i91519:41:051
4739993332,0cyclictest168750irq/16-i91519:15:441
4739993332,0cyclictest168750irq/16-i91519:08:581
4739993332,0cyclictest168750irq/16-i91500:30:421
4739993332,0cyclictest168750irq/16-i91500:06:121
4739993332,0cyclictest168750irq/16-i91500:05:081
4739993331,0cyclictest168750irq/16-i91520:30:101
4738993333,0cyclictest246650irq/16-enp2s0f023:12:590
4738993333,0cyclictest246650irq/16-enp2s0f020:46:260
4738993332,0cyclictest246650irq/16-enp2s0f023:01:020
4738993332,0cyclictest246650irq/16-enp2s0f022:40:380
4738993332,0cyclictest246650irq/16-enp2s0f022:30:440
4738993332,0cyclictest246650irq/16-enp2s0f021:50:080
4738993332,0cyclictest246650irq/16-enp2s0f021:25:340
4738993332,0cyclictest246650irq/16-enp2s0f021:19:500
4738993332,0cyclictest246650irq/16-enp2s0f020:22:070
4738993332,0cyclictest246650irq/16-enp2s0f020:05:360
4738993332,0cyclictest246650irq/16-enp2s0f020:05:190
4738993332,0cyclictest246650irq/16-enp2s0f019:28:340
4738993332,0cyclictest246650irq/16-enp2s0f019:21:240
4738993332,0cyclictest246650irq/16-enp2s0f000:27:520
4738993332,0cyclictest246650irq/16-enp2s0f000:21:200
4738993332,0cyclictest246650irq/16-enp2s0f000:17:410
4738993332,0cyclictest246650irq/16-enp2s0f000:10:470
4738993331,1cyclictest246650irq/16-enp2s0f023:51:430
4738993331,1cyclictest246650irq/16-enp2s0f022:21:160
4738993331,1cyclictest246650irq/16-enp2s0f021:56:440
4738993331,1cyclictest246650irq/16-enp2s0f019:57:250
4738993331,1cyclictest246650irq/16-enp2s0f000:35:270
4738993331,1cyclictest246650irq/16-enp2s0f000:01:190
4738993324,8cyclictest246650irq/16-enp2s0f021:44:320
4739993232,0cyclictest168750irq/16-i91519:53:211
4739993232,0cyclictest168750irq/16-i91519:28:101
4739993232,0cyclictest168750irq/16-i91519:20:411
4739993232,0cyclictest168750irq/16-i91500:26:031
4739993231,0cyclictest246650irq/16-enp2s0f023:25:341
4739993231,0cyclictest246650irq/16-enp2s0f023:06:091
4739993231,0cyclictest246650irq/16-enp2s0f022:35:451
4739993231,0cyclictest246650irq/16-enp2s0f022:00:391
4739993231,0cyclictest246650irq/16-enp2s0f020:41:231
4739993231,0cyclictest168750irq/16-i91523:57:041
4739993231,0cyclictest168750irq/16-i91523:53:051
4739993231,0cyclictest168750irq/16-i91523:46:061
4739993231,0cyclictest168750irq/16-i91523:40:401
4739993231,0cyclictest168750irq/16-i91523:20:421
4739993231,0cyclictest168750irq/16-i91522:45:401
4739993231,0cyclictest168750irq/16-i91521:45:401
4739993231,0cyclictest168750irq/16-i91521:21:111
4739993231,0cyclictest168750irq/16-i91520:50:311
4739993231,0cyclictest168750irq/16-i91520:46:461
4739993231,0cyclictest168750irq/16-i91520:20:301
4739993231,0cyclictest168750irq/16-i91520:01:251
4739993231,0cyclictest168750irq/16-i91519:58:351
4739993231,0cyclictest168750irq/16-i91519:35:401
4739993231,0cyclictest168750irq/16-i91519:13:451
4739993231,0cyclictest168750irq/16-i91500:22:171
4739993231,0cyclictest168750irq/16-i91500:19:071
4739993230,1cyclictest168750irq/16-i91519:34:071
4738993232,0cyclictest246650irq/16-enp2s0f023:40:470
4738993232,0cyclictest246650irq/16-enp2s0f022:55:390
4738993232,0cyclictest246650irq/16-enp2s0f022:51:090
4738993232,0cyclictest246650irq/16-enp2s0f022:45:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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