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2026-05-07 - 08:45
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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 Thu May 07, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2259824512,26sleep00-21swapper/019:07:230
2221923822,8sleep10-21swapper/119:03:271
22727993732,4cyclictest246650irq/16-enp2s0f022:32:511
22727993632,3cyclictest168750irq/16-i91523:24:211
22727993632,3cyclictest168750irq/16-i91523:24:211
22727993631,4cyclictest168750irq/16-i91523:54:181
22727993631,4cyclictest168750irq/16-i91520:27:271
22727993533,2cyclictest168750irq/16-i91520:23:021
22727993532,2cyclictest168750irq/16-i91523:33:581
22727993532,2cyclictest168750irq/16-i91523:16:401
22727993532,2cyclictest168750irq/16-i91521:07:471
22727993532,2cyclictest168750irq/16-i91520:57:371
22727993532,2cyclictest168750irq/16-i91519:53:501
22727993532,2cyclictest168750irq/16-i91500:13:381
22727993531,3cyclictest246650irq/16-enp2s0f022:14:061
22727993531,3cyclictest246650irq/16-enp2s0f000:37:121
22727993531,3cyclictest246650irq/16-enp2s0f000:05:111
22727993531,3cyclictest168750irq/16-i91523:44:291
22727993531,3cyclictest168750irq/16-i91523:02:301
22727993531,3cyclictest168750irq/16-i91522:52:551
22727993531,3cyclictest168750irq/16-i91521:22:381
22727993530,4cyclictest168750irq/16-i91519:52:201
22727993530,4cyclictest168750irq/16-i91519:38:381
22727993433,0cyclictest246650irq/16-enp2s0f022:18:531
22727993433,0cyclictest168750irq/16-i91521:17:511
22727993432,2cyclictest168750irq/16-i91523:06:521
22727993431,3cyclictest168750irq/16-i91520:38:311
22727993431,2cyclictest246650irq/16-enp2s0f021:30:201
22727993431,2cyclictest246650irq/16-enp2s0f021:30:201
22727993431,2cyclictest246650irq/16-enp2s0f019:23:071
22727993431,2cyclictest168750irq/16-i91523:50:161
22727993431,2cyclictest168750irq/16-i91523:38:151
22727993431,2cyclictest168750irq/16-i91523:18:291
22727993431,2cyclictest168750irq/16-i91522:53:251
22727993431,2cyclictest168750irq/16-i91522:03:231
22727993431,2cyclictest168750irq/16-i91521:59:571
22727993431,2cyclictest168750irq/16-i91521:38:251
22727993431,2cyclictest168750irq/16-i91521:34:381
22727993431,2cyclictest168750irq/16-i91520:58:201
22727993431,2cyclictest168750irq/16-i91520:35:581
22727993431,2cyclictest168750irq/16-i91520:09:541
22727993431,2cyclictest168750irq/16-i91520:06:461
22727993431,2cyclictest168750irq/16-i91519:33:241
22727993431,2cyclictest168750irq/16-i91500:29:591
22727993431,2cyclictest168750irq/16-i91500:23:211
22727993430,3cyclictest246650irq/16-enp2s0f000:18:521
22727993430,3cyclictest168750irq/16-i91523:09:191
22727993430,3cyclictest168750irq/16-i91522:11:111
22727993430,3cyclictest168750irq/16-i91520:43:291
22727993430,3cyclictest168750irq/16-i91519:29:191
22727993429,4cyclictest168750irq/16-i91521:47:421
22727993428,1cyclictest168750irq/16-i91521:57:431
22726993434,0cyclictest246650irq/16-enp2s0f019:33:150
22726993433,0cyclictest246650irq/16-enp2s0f023:59:190
22726993432,1cyclictest246650irq/16-enp2s0f022:59:350
22726993432,1cyclictest246650irq/16-enp2s0f022:10:170
22726993432,1cyclictest246650irq/16-enp2s0f019:54:450
22726993432,1cyclictest246650irq/16-enp2s0f019:50:100
22727993332,0cyclictest168750irq/16-i91523:58:331
22727993332,0cyclictest168750irq/16-i91521:23:461
22727993332,0cyclictest168750irq/16-i91521:12:371
22727993332,0cyclictest168750irq/16-i91519:58:441
22727993331,2cyclictest168750irq/16-i91522:23:171
22727993331,2cyclictest168750irq/16-i91521:48:171
22727993331,2cyclictest168750irq/16-i91520:28:141
22727993331,2cyclictest168750irq/16-i91500:08:231
22727993330,2cyclictest168750irq/16-i91522:45:321
22727993330,2cyclictest168750irq/16-i91520:49:411
22727993330,2cyclictest168750irq/16-i91519:48:021
22727993330,2cyclictest168750irq/16-i91519:18:151
22727993330,2cyclictest168750irq/16-i91519:14:341
22727993329,3cyclictest168750irq/16-i91522:40:501
22727993329,3cyclictest168750irq/16-i91519:09:421
22726993333,0cyclictest246650irq/16-enp2s0f021:37:550
22726993333,0cyclictest246650irq/16-enp2s0f019:17:430
22726993332,0cyclictest246650irq/16-enp2s0f023:43:470
22726993332,0cyclictest246650irq/16-enp2s0f023:23:480
22726993332,0cyclictest246650irq/16-enp2s0f023:23:480
22726993332,0cyclictest246650irq/16-enp2s0f023:20:210
22726993332,0cyclictest246650irq/16-enp2s0f023:14:520
22726993332,0cyclictest246650irq/16-enp2s0f023:07:580
22726993332,0cyclictest246650irq/16-enp2s0f022:47:430
22726993332,0cyclictest246650irq/16-enp2s0f022:34:100
22726993332,0cyclictest246650irq/16-enp2s0f022:29:060
22726993332,0cyclictest246650irq/16-enp2s0f022:24:080
22726993332,0cyclictest246650irq/16-enp2s0f022:20:560
22726993332,0cyclictest246650irq/16-enp2s0f022:13:080
22726993332,0cyclictest246650irq/16-enp2s0f021:40:450
22726993332,0cyclictest246650irq/16-enp2s0f021:28:390
22726993332,0cyclictest246650irq/16-enp2s0f021:28:390
22726993332,0cyclictest246650irq/16-enp2s0f021:23:170
22726993332,0cyclictest246650irq/16-enp2s0f021:04:170
22726993332,0cyclictest246650irq/16-enp2s0f020:58:180
22726993332,0cyclictest246650irq/16-enp2s0f020:53:070
22726993332,0cyclictest246650irq/16-enp2s0f020:34:040
22726993332,0cyclictest246650irq/16-enp2s0f020:28:210
22726993332,0cyclictest246650irq/16-enp2s0f019:58:320
22726993332,0cyclictest246650irq/16-enp2s0f019:28:390
22726993332,0cyclictest246650irq/16-enp2s0f019:24:120
22726993332,0cyclictest246650irq/16-enp2s0f019:19:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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