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2026-04-11 - 06:11
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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 Apr 11, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
49542580,0sleep00-21swapper/021:43:360
166092448,8sleep00-21swapper/019:06:360
163332428,8sleep10-21swapper/119:03:401
16864993534,0cyclictest168750irq/16-i91522:23:371
16864993534,0cyclictest168750irq/16-i91519:51:171
16863993534,0cyclictest246650irq/16-enp2s0f022:28:550
16864993433,0cyclictest168750irq/16-i91519:40:001
16864993432,1cyclictest168750irq/16-i91521:01:511
16863993434,0cyclictest246650irq/16-enp2s0f022:28:180
16863993434,0cyclictest246650irq/16-enp2s0f000:05:150
16863993434,0cyclictest246650irq/16-enp2s0f000:02:260
16863993433,0cyclictest246650irq/16-enp2s0f023:28:420
16863993433,0cyclictest246650irq/16-enp2s0f022:10:170
16863993433,0cyclictest246650irq/16-enp2s0f020:18:040
16863993433,0cyclictest168750irq/16-i91519:34:320
16863993432,1cyclictest246650irq/16-enp2s0f020:51:210
16864993333,0cyclictest168750irq/16-i91522:31:531
16864993332,0cyclictest246650irq/16-enp2s0f022:13:411
16864993332,0cyclictest246650irq/16-enp2s0f021:06:461
16864993332,0cyclictest246650irq/16-enp2s0f020:43:531
16864993332,0cyclictest168750irq/16-i91523:59:471
16864993332,0cyclictest168750irq/16-i91523:54:241
16864993332,0cyclictest168750irq/16-i91523:45:411
16864993332,0cyclictest168750irq/16-i91523:39:221
16864993332,0cyclictest168750irq/16-i91522:45:471
16864993332,0cyclictest168750irq/16-i91522:21:041
16864993332,0cyclictest168750irq/16-i91522:11:531
16864993332,0cyclictest168750irq/16-i91522:05:191
16864993332,0cyclictest168750irq/16-i91521:59:471
16864993332,0cyclictest168750irq/16-i91521:43:161
16864993332,0cyclictest168750irq/16-i91521:23:371
16864993332,0cyclictest168750irq/16-i91521:18:121
16864993332,0cyclictest168750irq/16-i91520:38:551
16864993332,0cyclictest168750irq/16-i91520:37:271
16864993332,0cyclictest168750irq/16-i91520:24:131
16864993332,0cyclictest168750irq/16-i91520:08:101
16864993332,0cyclictest168750irq/16-i91519:19:111
16864993332,0cyclictest168750irq/16-i91519:18:321
16864993332,0cyclictest168750irq/16-i91500:25:111
16864993332,0cyclictest168750irq/16-i91500:20:471
16864993332,0cyclictest168750irq/16-i91500:17:071
16864993331,1cyclictest168750irq/16-i91522:59:491
16864993331,1cyclictest168750irq/16-i91520:30:021
16864993331,1cyclictest168750irq/16-i91520:18:011
16863993333,0cyclictest246650irq/16-enp2s0f022:40:240
16863993333,0cyclictest246650irq/16-enp2s0f022:07:530
16863993333,0cyclictest246650irq/16-enp2s0f020:43:520
16863993333,0cyclictest246650irq/16-enp2s0f020:32:060
16863993333,0cyclictest246650irq/16-enp2s0f000:30:370
16863993332,1cyclictest246650irq/16-enp2s0f019:30:300
16863993332,0cyclictest246650irq/16-enp2s0f023:57:230
16863993332,0cyclictest246650irq/16-enp2s0f023:44:440
16863993332,0cyclictest246650irq/16-enp2s0f023:38:380
16863993332,0cyclictest246650irq/16-enp2s0f023:23:070
16863993332,0cyclictest246650irq/16-enp2s0f023:14:170
16863993332,0cyclictest246650irq/16-enp2s0f023:10:270
16863993332,0cyclictest246650irq/16-enp2s0f022:54:260
16863993332,0cyclictest246650irq/16-enp2s0f022:49:000
16863993332,0cyclictest246650irq/16-enp2s0f022:43:420
16863993332,0cyclictest246650irq/16-enp2s0f021:59:370
16863993332,0cyclictest246650irq/16-enp2s0f021:49:120
16863993332,0cyclictest246650irq/16-enp2s0f021:43:570
16863993332,0cyclictest246650irq/16-enp2s0f021:33:430
16863993332,0cyclictest246650irq/16-enp2s0f021:08:110
16863993332,0cyclictest246650irq/16-enp2s0f020:24:200
16863993332,0cyclictest246650irq/16-enp2s0f000:34:300
16863993332,0cyclictest246650irq/16-enp2s0f000:13:530
16863993331,1cyclictest246650irq/16-enp2s0f023:28:050
16863993331,1cyclictest246650irq/16-enp2s0f020:57:120
16863993331,1cyclictest246650irq/16-enp2s0f019:21:200
16863993331,1cyclictest168750irq/16-i91522:18:230
16864993232,0cyclictest246650irq/16-enp2s0f021:50:261
16864993232,0cyclictest168750irq/16-i91523:35:061
16864993232,0cyclictest168750irq/16-i91523:30:561
16864993232,0cyclictest168750irq/16-i91523:05:071
16864993232,0cyclictest168750irq/16-i91521:33:421
16864993232,0cyclictest168750irq/16-i91521:30:111
16864993232,0cyclictest168750irq/16-i91520:53:021
16864993232,0cyclictest168750irq/16-i91520:08:471
16864993232,0cyclictest168750irq/16-i91519:25:021
16864993232,0cyclictest168750irq/16-i91500:33:491
16864993232,0cyclictest168750irq/16-i91500:33:351
16864993231,1cyclictest168750irq/16-i91521:19:171
16864993231,0cyclictest246650irq/16-enp2s0f023:49:381
16864993231,0cyclictest246650irq/16-enp2s0f022:38:221
16864993231,0cyclictest246650irq/16-enp2s0f021:09:141
16864993231,0cyclictest246650irq/16-enp2s0f000:04:021
16864993231,0cyclictest168750irq/16-i91523:24:191
16864993231,0cyclictest168750irq/16-i91523:18:361
16864993231,0cyclictest168750irq/16-i91523:13:421
16864993231,0cyclictest168750irq/16-i91523:09:351
16864993231,0cyclictest168750irq/16-i91522:38:491
16864993231,0cyclictest168750irq/16-i91521:54:271
16864993231,0cyclictest168750irq/16-i91521:43:471
16864993231,0cyclictest168750irq/16-i91520:58:091
16864993231,0cyclictest168750irq/16-i91520:18:541
16864993231,0cyclictest168750irq/16-i91519:54:531
16864993231,0cyclictest168750irq/16-i91519:37:201
16864993231,0cyclictest168750irq/16-i91519:28:461
16864993231,0cyclictest168750irq/16-i91500:09:491
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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