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2026-09-11 - 11:51
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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 Fri Sep 11, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1202121170,0sleep01130099cyclictest23:15:380
110602428,8sleep10-21swapper/119:03:431
11301993534,0cyclictest168750irq/16-i91520:48:261
11300993534,0cyclictest246650irq/16-enp2s0f021:21:110
11301993433,0cyclictest168750irq/16-i91519:10:271
11301993432,1cyclictest168750irq/16-i91522:00:541
11301993432,1cyclictest168750irq/16-i91519:15:231
11300993433,0cyclictest246650irq/16-enp2s0f023:54:560
11300993433,0cyclictest246650irq/16-enp2s0f023:33:590
11300993433,0cyclictest246650irq/16-enp2s0f023:22:270
11300993433,0cyclictest246650irq/16-enp2s0f022:38:360
11300993433,0cyclictest246650irq/16-enp2s0f022:22:350
11300993433,0cyclictest246650irq/16-enp2s0f021:40:430
11300993433,0cyclictest246650irq/16-enp2s0f021:14:360
11300993433,0cyclictest246650irq/16-enp2s0f019:10:150
11300993433,0cyclictest246650irq/16-enp2s0f000:32:410
11300993432,1cyclictest246650irq/16-enp2s0f023:00:370
11300993432,1cyclictest246650irq/16-enp2s0f022:10:520
11300993432,1cyclictest246650irq/16-enp2s0f000:17:580
11301993333,0cyclictest168750irq/16-i91520:00:021
11301993332,0cyclictest246650irq/16-enp2s0f023:05:581
11301993332,0cyclictest246650irq/16-enp2s0f022:41:061
11301993332,0cyclictest246650irq/16-enp2s0f020:31:081
11301993332,0cyclictest246650irq/16-enp2s0f020:12:121
11301993332,0cyclictest246650irq/16-enp2s0f019:26:011
11301993332,0cyclictest168750irq/16-i91523:52:571
11301993332,0cyclictest168750irq/16-i91523:46:141
11301993332,0cyclictest168750irq/16-i91523:40:491
11301993332,0cyclictest168750irq/16-i91522:52:091
11301993332,0cyclictest168750irq/16-i91522:33:161
11301993332,0cyclictest168750irq/16-i91522:07:361
11301993332,0cyclictest168750irq/16-i91521:40:191
11301993332,0cyclictest168750irq/16-i91521:26:091
11301993332,0cyclictest168750irq/16-i91521:16:461
11301993332,0cyclictest168750irq/16-i91521:05:561
11301993332,0cyclictest168750irq/16-i91521:00:441
11301993332,0cyclictest168750irq/16-i91520:44:071
11301993332,0cyclictest168750irq/16-i91519:52:041
11301993332,0cyclictest168750irq/16-i91519:23:091
11301993332,0cyclictest168750irq/16-i91519:16:361
11301993332,0cyclictest168750irq/16-i91500:32:211
11301993332,0cyclictest168750irq/16-i91500:16:201
11301993332,0cyclictest168750irq/16-i91500:12:041
11301993332,0cyclictest168750irq/16-i91500:01:181
11301993331,1cyclictest246650irq/16-enp2s0f020:36:311
11301993331,1cyclictest168750irq/16-i91521:54:171
11301993331,1cyclictest168750irq/16-i91521:12:231
11301993331,1cyclictest168750irq/16-i91520:55:421
11301993331,1cyclictest168750irq/16-i91519:33:381
11301993331,1cyclictest168750irq/16-i91500:06:551
11300993333,0cyclictest246650irq/16-enp2s0f023:35:450
11300993333,0cyclictest246650irq/16-enp2s0f023:28:380
11300993333,0cyclictest246650irq/16-enp2s0f023:16:540
11300993333,0cyclictest246650irq/16-enp2s0f022:02:370
11300993333,0cyclictest246650irq/16-enp2s0f021:52:240
11300993333,0cyclictest246650irq/16-enp2s0f021:01:040
11300993333,0cyclictest246650irq/16-enp2s0f020:25:440
11300993333,0cyclictest246650irq/16-enp2s0f020:20:510
11300993333,0cyclictest246650irq/16-enp2s0f020:18:350
11300993333,0cyclictest246650irq/16-enp2s0f020:01:120
11300993333,0cyclictest246650irq/16-enp2s0f019:58:460
11300993333,0cyclictest246650irq/16-enp2s0f019:43:090
11300993333,0cyclictest246650irq/16-enp2s0f000:25:180
11300993332,1cyclictest246650irq/16-enp2s0f019:16:130
11300993332,0cyclictest246650irq/16-enp2s0f023:46:060
11300993332,0cyclictest246650irq/16-enp2s0f023:41:130
11300993332,0cyclictest246650irq/16-enp2s0f023:06:020
11300993332,0cyclictest246650irq/16-enp2s0f022:51:290
11300993332,0cyclictest246650irq/16-enp2s0f022:40:540
11300993332,0cyclictest246650irq/16-enp2s0f022:31:000
11300993332,0cyclictest246650irq/16-enp2s0f021:55:530
11300993332,0cyclictest246650irq/16-enp2s0f021:45:580
11300993332,0cyclictest246650irq/16-enp2s0f021:35:490
11300993332,0cyclictest246650irq/16-enp2s0f021:31:320
11300993332,0cyclictest246650irq/16-enp2s0f021:16:050
11300993332,0cyclictest246650irq/16-enp2s0f020:51:320
11300993332,0cyclictest246650irq/16-enp2s0f020:47:050
11300993332,0cyclictest246650irq/16-enp2s0f020:10:430
11300993332,0cyclictest246650irq/16-enp2s0f019:31:140
11300993332,0cyclictest246650irq/16-enp2s0f000:25:520
11300993332,0cyclictest246650irq/16-enp2s0f000:06:330
11300993332,0cyclictest246650irq/16-enp2s0f000:01:180
11300993332,0cyclictest246650irq/16-enp2s0f000:00:000
11300993332,0cyclictest190650irq/16-nvkm22:26:170
11300993331,1cyclictest246650irq/16-enp2s0f022:16:350
11300993331,1cyclictest246650irq/16-enp2s0f021:27:190
11301993232,0cyclictest168750irq/16-i91523:26:391
11301993232,0cyclictest168750irq/16-i91523:01:371
11301993232,0cyclictest168750irq/16-i91522:36:241
11301993232,0cyclictest168750irq/16-i91521:55:381
11301993232,0cyclictest168750irq/16-i91520:00:521
11301993232,0cyclictest168750irq/16-i91519:41:261
11301993231,0cyclictest246650irq/16-enp2s0f022:21:041
11301993231,0cyclictest246650irq/16-enp2s0f021:20:471
11301993231,0cyclictest246650irq/16-enp2s0f020:23:111
11301993231,0cyclictest246650irq/16-enp2s0f020:15:431
11301993231,0cyclictest168750irq/16-i91523:59:121
11301993231,0cyclictest168750irq/16-i91523:35:561
11301993231,0cyclictest168750irq/16-i91523:30:551
11301993231,0cyclictest168750irq/16-i91523:16:491
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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