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2026-08-07 - 11:26
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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 Aug 07, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
246632408,7sleep00-21swapper/019:02:580
247142378,22sleep10-21swapper/119:03:271
25043993534,0cyclictest168750irq/16-i91522:28:371
25043993433,0cyclictest190650irq/16-nvkm22:05:071
25043993432,1cyclictest190650irq/16-nvkm20:44:371
25043993432,1cyclictest168750irq/16-i91521:16:141
25043993432,1cyclictest168750irq/16-i91520:24:171
25043993432,1cyclictest168750irq/16-i91519:20:551
25041993434,0cyclictest246650irq/16-enp2s0f023:16:140
25041993434,0cyclictest246650irq/16-enp2s0f022:59:240
25041993434,0cyclictest246650irq/16-enp2s0f020:37:140
25041993433,0cyclictest246650irq/16-enp2s0f023:25:040
25041993433,0cyclictest246650irq/16-enp2s0f022:04:480
25041993433,0cyclictest246650irq/16-enp2s0f021:59:220
25041993433,0cyclictest246650irq/16-enp2s0f000:31:570
25041993432,1cyclictest81ktimersoftd/022:06:550
25041993432,1cyclictest246650irq/16-enp2s0f020:46:090
25041993432,1cyclictest246650irq/16-enp2s0f000:21:490
25043993332,0cyclictest246650irq/16-enp2s0f023:42:071
25043993332,0cyclictest246650irq/16-enp2s0f022:21:471
25043993332,0cyclictest246650irq/16-enp2s0f000:01:451
25043993332,0cyclictest190650irq/16-nvkm22:39:461
25043993332,0cyclictest168750irq/16-i91523:47:541
25043993332,0cyclictest168750irq/16-i91523:24:551
25043993332,0cyclictest168750irq/16-i91523:10:291
25043993332,0cyclictest168750irq/16-i91523:01:321
25043993332,0cyclictest168750irq/16-i91522:48:461
25043993332,0cyclictest168750irq/16-i91522:11:231
25043993332,0cyclictest168750irq/16-i91521:57:311
25043993332,0cyclictest168750irq/16-i91521:46:161
25043993332,0cyclictest168750irq/16-i91521:30:111
25043993332,0cyclictest168750irq/16-i91521:23:401
25043993332,0cyclictest168750irq/16-i91521:03:101
25043993332,0cyclictest168750irq/16-i91521:01:111
25043993332,0cyclictest168750irq/16-i91520:51:361
25043993332,0cyclictest168750irq/16-i91520:48:341
25043993332,0cyclictest168750irq/16-i91520:11:181
25043993332,0cyclictest168750irq/16-i91520:08:261
25043993332,0cyclictest168750irq/16-i91520:01:231
25043993332,0cyclictest168750irq/16-i91519:58:241
25043993332,0cyclictest168750irq/16-i91519:47:561
25043993332,0cyclictest168750irq/16-i91519:28:331
25043993332,0cyclictest168750irq/16-i91519:15:541
25043993332,0cyclictest168750irq/16-i91519:07:491
25043993332,0cyclictest168750irq/16-i91500:31:581
25043993332,0cyclictest168750irq/16-i91500:26:491
25043993332,0cyclictest168750irq/16-i91500:21:571
25043993332,0cyclictest168750irq/16-i91500:12:481
25043993332,0cyclictest168750irq/16-i91500:07:511
25043993331,1cyclictest246650irq/16-enp2s0f022:44:271
25043993331,1cyclictest246650irq/16-enp2s0f022:08:391
25043993331,1cyclictest168750irq/16-i91523:16:361
25043993331,1cyclictest168750irq/16-i91522:51:311
25041993333,0cyclictest81ktimersoftd/023:47:490
25041993333,0cyclictest81ktimersoftd/023:16:340
25041993333,0cyclictest81ktimersoftd/022:49:160
25041993333,0cyclictest81ktimersoftd/021:47:440
25041993333,0cyclictest81ktimersoftd/021:42:450
25041993333,0cyclictest81ktimersoftd/021:17:250
25041993333,0cyclictest81ktimersoftd/020:48:070
25041993333,0cyclictest81ktimersoftd/020:29:180
25041993333,0cyclictest81ktimersoftd/019:58:440
25041993333,0cyclictest81ktimersoftd/019:38:440
25041993333,0cyclictest81ktimersoftd/019:07:290
25041993333,0cyclictest81ktimersoftd/000:27:380
25041993333,0cyclictest246650irq/16-enp2s0f023:02:520
25041993333,0cyclictest246650irq/16-enp2s0f022:31:230
25041993333,0cyclictest246650irq/16-enp2s0f021:33:320
25041993333,0cyclictest246650irq/16-enp2s0f000:16:350
25041993332,0cyclictest81ktimersoftd/022:51:240
25041993332,0cyclictest81ktimersoftd/022:42:540
25041993332,0cyclictest81ktimersoftd/022:27:400
25041993332,0cyclictest81ktimersoftd/022:12:060
25041993332,0cyclictest81ktimersoftd/021:51:530
25041993332,0cyclictest81ktimersoftd/021:22:010
25041993332,0cyclictest81ktimersoftd/021:03:060
25041993332,0cyclictest81ktimersoftd/020:58:160
25041993332,0cyclictest81ktimersoftd/019:54:390
25041993332,0cyclictest81ktimersoftd/019:49:580
25041993332,0cyclictest81ktimersoftd/019:29:530
25041993332,0cyclictest81ktimersoftd/019:14:020
25041993332,0cyclictest81ktimersoftd/000:10:440
25041993332,0cyclictest81ktimersoftd/000:03:270
25041993332,0cyclictest246650irq/16-enp2s0f023:58:010
25041993332,0cyclictest246650irq/16-enp2s0f023:51:340
25041993332,0cyclictest246650irq/16-enp2s0f023:45:250
25041993332,0cyclictest246650irq/16-enp2s0f023:26:380
25041993332,0cyclictest246650irq/16-enp2s0f023:11:020
25041993332,0cyclictest246650irq/16-enp2s0f021:11:200
25041993332,0cyclictest246650irq/16-enp2s0f021:09:320
25041993332,0cyclictest246650irq/16-enp2s0f020:05:160
25041993332,0cyclictest168750irq/16-i91523:37:110
25041993331,1cyclictest246650irq/16-enp2s0f022:16:250
25041993331,1cyclictest246650irq/16-enp2s0f020:53:280
25041993331,1cyclictest246650irq/16-enp2s0f020:23:260
25041993331,1cyclictest246650irq/16-enp2s0f019:20:550
25041993331,1cyclictest246650irq/16-enp2s0f000:11:470
25041993331,1cyclictest168750irq/16-i91521:38:430
25043993232,0cyclictest168750irq/16-i91522:33:381
25043993232,0cyclictest168750irq/16-i91521:46:441
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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