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2026-05-08 - 08:01
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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 May 08, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
54042398,23sleep00-21swapper/019:03:340
57002379,8sleep10-21swapper/119:06:401
5897993433,0cyclictest168750irq/16-i91523:54:331
5897993433,0cyclictest168750irq/16-i91522:58:501
5897993433,0cyclictest168750irq/16-i91520:02:381
5897993432,1cyclictest168750irq/16-i91521:05:461
5897993432,1cyclictest168750irq/16-i91520:18:051
5897993432,1cyclictest168750irq/16-i91519:27:561
5896993434,0cyclictest246650irq/16-enp2s0f020:50:000
5896993433,0cyclictest246650irq/16-enp2s0f022:54:130
5896993433,0cyclictest246650irq/16-enp2s0f022:44:380
5896993433,0cyclictest246650irq/16-enp2s0f022:16:410
5896993433,0cyclictest246650irq/16-enp2s0f022:12:050
5896993433,0cyclictest246650irq/16-enp2s0f021:47:270
5896993433,0cyclictest246650irq/16-enp2s0f021:28:180
5896993433,0cyclictest246650irq/16-enp2s0f020:53:320
5896993433,0cyclictest246650irq/16-enp2s0f019:53:150
5896993433,0cyclictest246650irq/16-enp2s0f019:43:530
5896993433,0cyclictest246650irq/16-enp2s0f000:09:390
5896993433,0cyclictest246650irq/16-enp2s0f000:06:350
5896993432,1cyclictest246650irq/16-enp2s0f021:58:230
5896993432,1cyclictest246650irq/16-enp2s0f021:26:140
5896993432,1cyclictest246650irq/16-enp2s0f021:08:040
5897993332,0cyclictest246650irq/16-enp2s0f021:08:541
5897993332,0cyclictest246650irq/16-enp2s0f020:51:501
5897993332,0cyclictest246650irq/16-enp2s0f020:04:291
5897993332,0cyclictest246650irq/16-enp2s0f019:57:401
5897993332,0cyclictest246650irq/16-enp2s0f019:50:241
5897993332,0cyclictest246650irq/16-enp2s0f019:31:481
5897993332,0cyclictest246650irq/16-enp2s0f000:28:361
5897993332,0cyclictest246650irq/16-enp2s0f000:23:481
5897993332,0cyclictest246650irq/16-enp2s0f000:03:061
5897993332,0cyclictest168750irq/16-i91523:51:191
5897993332,0cyclictest168750irq/16-i91523:41:591
5897993332,0cyclictest168750irq/16-i91523:23:371
5897993332,0cyclictest168750irq/16-i91523:20:191
5897993332,0cyclictest168750irq/16-i91522:53:281
5897993332,0cyclictest168750irq/16-i91522:41:371
5897993332,0cyclictest168750irq/16-i91522:33:091
5897993332,0cyclictest168750irq/16-i91522:23:241
5897993332,0cyclictest168750irq/16-i91522:13:321
5897993332,0cyclictest168750irq/16-i91522:10:201
5897993332,0cyclictest168750irq/16-i91521:58:251
5897993332,0cyclictest168750irq/16-i91521:48:341
5897993332,0cyclictest168750irq/16-i91521:43:201
5897993332,0cyclictest168750irq/16-i91521:13:341
5897993332,0cyclictest168750irq/16-i91520:45:571
5897993332,0cyclictest168750irq/16-i91519:38:491
5897993332,0cyclictest168750irq/16-i91519:17:541
5897993332,0cyclictest168750irq/16-i91500:08:131
5897993332,0cyclictest168750irq/16-i91500:00:471
5897993331,1cyclictest246650irq/16-enp2s0f019:34:111
5897993331,1cyclictest168750irq/16-i91522:32:051
5897993331,1cyclictest168750irq/16-i91520:21:141
5896993333,0cyclictest246650irq/16-enp2s0f023:28:200
5896993333,0cyclictest246650irq/16-enp2s0f021:38:510
5896993333,0cyclictest246650irq/16-enp2s0f021:14:280
5896993333,0cyclictest246650irq/16-enp2s0f020:17:460
5896993332,0cyclictest246650irq/16-enp2s0f023:55:330
5896993332,0cyclictest246650irq/16-enp2s0f023:45:170
5896993332,0cyclictest246650irq/16-enp2s0f023:36:170
5896993332,0cyclictest246650irq/16-enp2s0f023:18:360
5896993332,0cyclictest246650irq/16-enp2s0f023:12:290
5896993332,0cyclictest246650irq/16-enp2s0f023:03:340
5896993332,0cyclictest246650irq/16-enp2s0f023:02:050
5896993332,0cyclictest246650irq/16-enp2s0f022:50:130
5896993332,0cyclictest246650irq/16-enp2s0f022:41:510
5896993332,0cyclictest246650irq/16-enp2s0f022:28:290
5896993332,0cyclictest246650irq/16-enp2s0f022:24:070
5896993332,0cyclictest246650irq/16-enp2s0f022:18:240
5896993332,0cyclictest246650irq/16-enp2s0f021:55:130
5896993332,0cyclictest246650irq/16-enp2s0f021:48:210
5896993332,0cyclictest246650irq/16-enp2s0f021:33:060
5896993332,0cyclictest246650irq/16-enp2s0f021:08:050
5896993332,0cyclictest246650irq/16-enp2s0f020:43:160
5896993332,0cyclictest246650irq/16-enp2s0f020:39:440
5896993332,0cyclictest246650irq/16-enp2s0f020:34:570
5896993332,0cyclictest246650irq/16-enp2s0f020:18:300
5896993332,0cyclictest246650irq/16-enp2s0f020:08:030
5896993332,0cyclictest246650irq/16-enp2s0f019:58:050
5896993332,0cyclictest246650irq/16-enp2s0f019:49:090
5896993332,0cyclictest246650irq/16-enp2s0f019:38:290
5896993332,0cyclictest246650irq/16-enp2s0f019:29:110
5896993332,0cyclictest246650irq/16-enp2s0f019:23:100
5896993332,0cyclictest246650irq/16-enp2s0f019:13:060
5896993332,0cyclictest246650irq/16-enp2s0f019:08:090
5896993332,0cyclictest246650irq/16-enp2s0f000:33:500
5896993332,0cyclictest246650irq/16-enp2s0f000:23:480
5896993332,0cyclictest246650irq/16-enp2s0f000:13:150
5896993331,1cyclictest246650irq/16-enp2s0f019:21:020
5897993232,0cyclictest168750irq/16-i91523:28:281
5897993232,0cyclictest168750irq/16-i91523:08:591
5897993232,0cyclictest168750irq/16-i91522:48:461
5897993232,0cyclictest168750irq/16-i91521:34:511
5897993232,0cyclictest168750irq/16-i91520:58:591
5897993232,0cyclictest168750irq/16-i91520:09:381
5897993232,0cyclictest168750irq/16-i91500:15:521
5897993231,0cyclictest246650irq/16-enp2s0f021:18:161
5897993231,0cyclictest168750irq/16-i91523:43:411
5897993231,0cyclictest168750irq/16-i91523:33:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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