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2026-08-28 - 07:52
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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 28, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
307882488,8sleep00-21swapper/019:03:210
307282439,8sleep10-21swapper/119:02:461
31092993533,1cyclictest246650irq/16-enp2s0f020:30:450
31092993533,1cyclictest246650irq/16-enp2s0f019:14:490
31092993433,0cyclictest246650irq/16-enp2s0f022:16:100
31092993433,0cyclictest246650irq/16-enp2s0f022:13:470
31092993433,0cyclictest246650irq/16-enp2s0f021:34:220
31092993432,1cyclictest246650irq/16-enp2s0f023:55:580
31092993432,1cyclictest246650irq/16-enp2s0f022:59:370
31092993432,1cyclictest246650irq/16-enp2s0f022:02:380
31092993432,1cyclictest246650irq/16-enp2s0f021:58:500
31092993432,1cyclictest246650irq/16-enp2s0f020:55:030
31092993432,1cyclictest246650irq/16-enp2s0f020:21:520
31092993432,1cyclictest246650irq/16-enp2s0f019:41:140
31092993432,1cyclictest246650irq/16-enp2s0f000:26:420
31092993432,0cyclictest246650irq/16-enp2s0f023:18:200
31093993332,0cyclictest246650irq/16-enp2s0f020:00:001
31093993332,0cyclictest246650irq/16-enp2s0f019:15:541
31093993332,0cyclictest168750irq/16-i91521:34:221
31092993333,0cyclictest246650irq/16-enp2s0f020:10:580
31092993333,0cyclictest246650irq/16-enp2s0f019:26:220
31092993332,0cyclictest246650irq/16-enp2s0f023:51:350
31092993332,0cyclictest246650irq/16-enp2s0f023:31:310
31092993332,0cyclictest246650irq/16-enp2s0f023:26:030
31092993332,0cyclictest246650irq/16-enp2s0f023:23:310
31092993332,0cyclictest246650irq/16-enp2s0f023:12:580
31092993332,0cyclictest246650irq/16-enp2s0f023:06:270
31092993332,0cyclictest246650irq/16-enp2s0f023:01:270
31092993332,0cyclictest246650irq/16-enp2s0f022:51:170
31092993332,0cyclictest246650irq/16-enp2s0f022:26:030
31092993332,0cyclictest246650irq/16-enp2s0f021:51:180
31092993332,0cyclictest246650irq/16-enp2s0f021:26:480
31092993332,0cyclictest246650irq/16-enp2s0f021:16:400
31092993332,0cyclictest246650irq/16-enp2s0f021:11:040
31092993332,0cyclictest246650irq/16-enp2s0f021:05:580
31092993332,0cyclictest246650irq/16-enp2s0f021:02:510
31092993332,0cyclictest246650irq/16-enp2s0f020:42:330
31092993332,0cyclictest246650irq/16-enp2s0f020:39:390
31092993332,0cyclictest246650irq/16-enp2s0f020:01:420
31092993332,0cyclictest246650irq/16-enp2s0f019:55:540
31092993332,0cyclictest246650irq/16-enp2s0f019:36:210
31092993332,0cyclictest246650irq/16-enp2s0f019:31:340
31092993332,0cyclictest246650irq/16-enp2s0f019:08:250
31092993332,0cyclictest246650irq/16-enp2s0f000:31:430
31092993332,0cyclictest246650irq/16-enp2s0f000:21:410
31092993332,0cyclictest246650irq/16-enp2s0f000:06:010
31092993332,0cyclictest168750irq/16-i91523:35:540
31092993331,1cyclictest246650irq/16-enp2s0f023:50:070
31092993331,1cyclictest246650irq/16-enp2s0f023:43:320
31092993331,1cyclictest246650irq/16-enp2s0f022:32:410
31092993331,1cyclictest246650irq/16-enp2s0f022:06:150
31092993331,1cyclictest246650irq/16-enp2s0f021:23:100
31093993231,0cyclictest246650irq/16-enp2s0f020:41:261
31093993231,0cyclictest246650irq/16-enp2s0f020:17:421
31093993231,0cyclictest246650irq/16-enp2s0f000:12:411
31093993231,0cyclictest246650irq/16-enp2s0f000:09:051
31093993231,0cyclictest168750irq/16-i91523:43:431
31093993231,0cyclictest168750irq/16-i91522:16:101
31093993231,0cyclictest168750irq/16-i91522:13:471
31093993231,0cyclictest168750irq/16-i91521:16:401
31093993231,0cyclictest168750irq/16-i91521:05:581
31093993231,0cyclictest168750irq/16-i91520:30:451
31093993231,0cyclictest168750irq/16-i91519:31:341
31093993230,1cyclictest168750irq/16-i91523:55:581
31093993230,1cyclictest168750irq/16-i91523:23:311
31093993230,1cyclictest168750irq/16-i91522:56:261
31093993230,1cyclictest168750irq/16-i91521:58:251
31093993230,1cyclictest168750irq/16-i91521:24:381
31093993230,1cyclictest168750irq/16-i91519:41:141
31093993230,1cyclictest168750irq/16-i91519:36:211
31092993232,0cyclictest246650irq/16-enp2s0f021:42:210
31092993232,0cyclictest246650irq/16-enp2s0f020:56:290
31092993232,0cyclictest246650irq/16-enp2s0f019:53:030
31092993232,0cyclictest246650irq/16-enp2s0f019:46:200
31092993232,0cyclictest246650irq/16-enp2s0f019:17:250
31092993232,0cyclictest246650irq/16-enp2s0f000:01:040
31092993231,0cyclictest246650irq/16-enp2s0f022:46:020
31092993231,0cyclictest246650irq/16-enp2s0f022:41:080
31092993231,0cyclictest246650irq/16-enp2s0f022:36:080
31092993231,0cyclictest246650irq/16-enp2s0f022:21:150
31092993231,0cyclictest246650irq/16-enp2s0f021:47:550
31092993231,0cyclictest246650irq/16-enp2s0f021:38:440
31092993231,0cyclictest246650irq/16-enp2s0f020:45:570
31092993231,0cyclictest246650irq/16-enp2s0f020:31:090
31092993231,0cyclictest246650irq/16-enp2s0f020:16:080
31092993231,0cyclictest246650irq/16-enp2s0f020:06:050
31092993231,0cyclictest246650irq/16-enp2s0f019:21:050
31092993231,0cyclictest246650irq/16-enp2s0f000:16:210
31092993231,0cyclictest246650irq/16-enp2s0f000:10:540
31093993131,0cyclictest246650irq/16-enp2s0f019:15:581
31093993131,0cyclictest168750irq/16-i91521:42:211
31093993130,1cyclictest168750irq/16-i91521:38:441
31093993130,0cyclictest168750irq/16-i91523:51:351
31093993130,0cyclictest168750irq/16-i91523:31:311
31093993130,0cyclictest168750irq/16-i91523:26:201
31093993130,0cyclictest168750irq/16-i91523:16:091
31093993130,0cyclictest168750irq/16-i91523:12:581
31093993130,0cyclictest168750irq/16-i91523:06:121
31093993130,0cyclictest168750irq/16-i91522:51:251
31093993130,0cyclictest168750irq/16-i91522:48:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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