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2026-09-23 - 06:20
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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 Wed Sep 23, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
162112468,8sleep00-21swapper/019:01:500
1636623911,21sleep10-21swapper/119:03:271
16609993433,0cyclictest168750irq/16-i91522:57:011
16609993433,0cyclictest168750irq/16-i91520:39:311
16609993432,1cyclictest168750irq/16-i91520:20:151
16606993434,0cyclictest246650irq/16-enp2s0f022:24:520
16606993434,0cyclictest246650irq/16-enp2s0f021:58:480
16606993434,0cyclictest190650irq/16-nvkm23:55:030
16606993433,0cyclictest246650irq/16-enp2s0f023:15:480
16606993433,0cyclictest246650irq/16-enp2s0f022:27:170
16606993433,0cyclictest246650irq/16-enp2s0f020:20:250
16606993433,0cyclictest246650irq/16-enp2s0f000:26:130
16606993432,1cyclictest246650irq/16-enp2s0f023:55:550
16606993432,1cyclictest246650irq/16-enp2s0f022:55:410
16606993432,1cyclictest246650irq/16-enp2s0f019:15:490
16606993432,1cyclictest246650irq/16-enp2s0f000:05:570
16609993332,0cyclictest246650irq/16-enp2s0f019:42:091
16609993332,0cyclictest246650irq/16-enp2s0f019:35:431
16609993332,0cyclictest246650irq/16-enp2s0f019:26:031
16609993332,0cyclictest246650irq/16-enp2s0f019:10:471
16609993332,0cyclictest168750irq/16-i91523:56:201
16609993332,0cyclictest168750irq/16-i91523:25:401
16609993332,0cyclictest168750irq/16-i91523:10:441
16609993332,0cyclictest168750irq/16-i91523:00:431
16609993332,0cyclictest168750irq/16-i91522:45:451
16609993332,0cyclictest168750irq/16-i91522:29:471
16609993332,0cyclictest168750irq/16-i91522:06:411
16609993332,0cyclictest168750irq/16-i91522:01:151
16609993332,0cyclictest168750irq/16-i91521:50:271
16609993332,0cyclictest168750irq/16-i91521:16:461
16609993332,0cyclictest168750irq/16-i91521:10:231
16609993332,0cyclictest168750irq/16-i91521:02:281
16609993332,0cyclictest168750irq/16-i91520:45:431
16609993332,0cyclictest168750irq/16-i91520:42:261
16609993332,0cyclictest168750irq/16-i91520:25:541
16609993332,0cyclictest168750irq/16-i91520:10:571
16609993332,0cyclictest168750irq/16-i91519:57:141
16609993332,0cyclictest168750irq/16-i91519:45:571
16609993332,0cyclictest168750irq/16-i91500:31:311
16609993332,0cyclictest168750irq/16-i91500:30:121
16609993332,0cyclictest168750irq/16-i91500:15:591
16609993332,0cyclictest168750irq/16-i91500:05:451
16609993331,1cyclictest246650irq/16-enp2s0f021:58:001
16609993331,1cyclictest168750irq/16-i91523:35:511
16609993331,1cyclictest168750irq/16-i91522:35:011
16609993331,1cyclictest168750irq/16-i91522:24:251
16609993331,1cyclictest168750irq/16-i91522:18:021
16609993331,1cyclictest168750irq/16-i91522:10:241
16609993331,1cyclictest168750irq/16-i91521:36:411
16609993331,1cyclictest168750irq/16-i91520:10:231
16606993332,0cyclictest246650irq/16-enp2s0f023:42:050
16606993332,0cyclictest246650irq/16-enp2s0f023:32:280
16606993332,0cyclictest246650irq/16-enp2s0f023:25:490
16606993332,0cyclictest246650irq/16-enp2s0f023:10:350
16606993332,0cyclictest246650irq/16-enp2s0f023:02:300
16606993332,0cyclictest246650irq/16-enp2s0f022:52:510
16606993332,0cyclictest246650irq/16-enp2s0f022:45:410
16606993332,0cyclictest246650irq/16-enp2s0f022:41:550
16606993332,0cyclictest246650irq/16-enp2s0f022:31:350
16606993332,0cyclictest246650irq/16-enp2s0f022:17:580
16606993332,0cyclictest246650irq/16-enp2s0f022:04:050
16606993332,0cyclictest246650irq/16-enp2s0f021:52:190
16606993332,0cyclictest246650irq/16-enp2s0f021:46:280
16606993332,0cyclictest246650irq/16-enp2s0f021:37:290
16606993332,0cyclictest246650irq/16-enp2s0f021:30:470
16606993332,0cyclictest246650irq/16-enp2s0f021:15:360
16606993332,0cyclictest246650irq/16-enp2s0f020:50:370
16606993332,0cyclictest246650irq/16-enp2s0f020:40:180
16606993332,0cyclictest246650irq/16-enp2s0f020:35:170
16606993332,0cyclictest246650irq/16-enp2s0f020:25:580
16606993332,0cyclictest246650irq/16-enp2s0f020:10:280
16606993332,0cyclictest246650irq/16-enp2s0f020:01:000
16606993332,0cyclictest246650irq/16-enp2s0f019:20:520
16606993332,0cyclictest246650irq/16-enp2s0f019:11:490
16606993332,0cyclictest246650irq/16-enp2s0f019:06:220
16606993332,0cyclictest246650irq/16-enp2s0f000:20:450
16606993332,0cyclictest246650irq/16-enp2s0f000:00:390
16606993331,1cyclictest246650irq/16-enp2s0f019:51:220
16609993232,0cyclictest168750irq/16-i91522:36:091
16609993232,0cyclictest168750irq/16-i91500:20:531
16609993232,0cyclictest168750irq/16-i91500:12:001
16609993231,1cyclictest168750irq/16-i91521:22:001
16609993231,0cyclictest246650irq/16-enp2s0f023:55:021
16609993231,0cyclictest246650irq/16-enp2s0f022:40:381
16609993231,0cyclictest246650irq/16-enp2s0f020:55:361
16609993231,0cyclictest168750irq/16-i91523:45:461
16609993231,0cyclictest168750irq/16-i91523:31:421
16609993231,0cyclictest168750irq/16-i91523:20:481
16609993231,0cyclictest168750irq/16-i91523:16:181
16609993231,0cyclictest168750irq/16-i91523:05:241
16609993231,0cyclictest168750irq/16-i91522:51:051
16609993231,0cyclictest168750irq/16-i91521:46:391
16609993231,0cyclictest168750irq/16-i91521:41:321
16609993231,0cyclictest168750irq/16-i91521:30:271
16609993231,0cyclictest168750irq/16-i91521:25:261
16609993231,0cyclictest168750irq/16-i91521:10:421
16609993231,0cyclictest168750irq/16-i91520:52:501
16609993231,0cyclictest168750irq/16-i91520:34:181
16609993231,0cyclictest168750irq/16-i91520:20:511
16609993231,0cyclictest168750irq/16-i91519:50:281
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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