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2026-04-30 - 03:30
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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 Apr 29, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2750524710,8sleep00-21swapper/007:05:580
275272428,8sleep10-21swapper/107:06:131
27782993634,1cyclictest246650irq/16-enp2s0f007:51:260
27783993534,0cyclictest246650irq/16-enp2s0f011:44:521
27783993534,0cyclictest246650irq/16-enp2s0f011:20:101
27783993534,0cyclictest246650irq/16-enp2s0f007:17:541
27782993534,0cyclictest246650irq/16-enp2s0f011:05:540
27783993433,0cyclictest246650irq/16-enp2s0f010:58:241
27783993433,0cyclictest246650irq/16-enp2s0f008:58:331
27783993433,0cyclictest246650irq/16-enp2s0f008:55:351
27783993433,0cyclictest168750irq/16-i91507:09:251
27783993432,1cyclictest246650irq/16-enp2s0f010:21:351
27783993432,1cyclictest246650irq/16-enp2s0f010:10:151
27783993432,1cyclictest246650irq/16-enp2s0f008:16:011
27783993432,1cyclictest246650irq/16-enp2s0f008:12:501
27783993432,1cyclictest168750irq/16-i91509:20:051
27782993434,0cyclictest246650irq/16-enp2s0f007:53:560
27782993433,0cyclictest246650irq/16-enp2s0f011:40:360
27782993432,1cyclictest246650irq/16-enp2s0f009:05:390
27782993432,1cyclictest246650irq/16-enp2s0f008:55:000
27782993432,1cyclictest246650irq/16-enp2s0f007:23:180
27783993332,0cyclictest246650irq/16-enp2s0f012:34:501
27783993332,0cyclictest246650irq/16-enp2s0f012:29:511
27783993332,0cyclictest246650irq/16-enp2s0f012:22:271
27783993332,0cyclictest246650irq/16-enp2s0f012:13:181
27783993332,0cyclictest246650irq/16-enp2s0f012:10:381
27783993332,0cyclictest246650irq/16-enp2s0f011:53:191
27783993332,0cyclictest246650irq/16-enp2s0f011:48:571
27783993332,0cyclictest246650irq/16-enp2s0f011:38:171
27783993332,0cyclictest246650irq/16-enp2s0f011:34:071
27783993332,0cyclictest246650irq/16-enp2s0f011:28:541
27783993332,0cyclictest246650irq/16-enp2s0f011:13:211
27783993332,0cyclictest246650irq/16-enp2s0f011:12:541
27783993332,0cyclictest246650irq/16-enp2s0f010:49:531
27783993332,0cyclictest246650irq/16-enp2s0f010:43:201
27783993332,0cyclictest246650irq/16-enp2s0f010:33:311
27783993332,0cyclictest246650irq/16-enp2s0f010:17:361
27783993332,0cyclictest246650irq/16-enp2s0f009:59:561
27783993332,0cyclictest246650irq/16-enp2s0f009:54:031
27783993332,0cyclictest246650irq/16-enp2s0f009:49:151
27783993332,0cyclictest246650irq/16-enp2s0f009:49:151
27783993332,0cyclictest246650irq/16-enp2s0f009:40:091
27783993332,0cyclictest246650irq/16-enp2s0f009:33:231
27783993332,0cyclictest246650irq/16-enp2s0f009:26:511
27783993332,0cyclictest246650irq/16-enp2s0f009:13:381
27783993332,0cyclictest246650irq/16-enp2s0f009:08:291
27783993332,0cyclictest246650irq/16-enp2s0f008:49:411
27783993332,0cyclictest246650irq/16-enp2s0f008:28:301
27783993332,0cyclictest246650irq/16-enp2s0f008:26:121
27783993332,0cyclictest246650irq/16-enp2s0f007:57:201
27783993332,0cyclictest246650irq/16-enp2s0f007:48:341
27783993332,0cyclictest246650irq/16-enp2s0f007:44:191
27783993332,0cyclictest246650irq/16-enp2s0f007:40:431
27783993332,0cyclictest246650irq/16-enp2s0f007:19:251
27783993332,0cyclictest168750irq/16-i91512:24:431
27783993332,0cyclictest168750irq/16-i91511:25:421
27783993332,0cyclictest168750irq/16-i91510:29:131
27783993332,0cyclictest168750irq/16-i91507:27:101
27783993331,1cyclictest246650irq/16-enp2s0f011:03:571
27783993331,1cyclictest246650irq/16-enp2s0f009:44:121
27783993331,1cyclictest246650irq/16-enp2s0f008:44:321
27783993331,1cyclictest246650irq/16-enp2s0f008:35:271
27783993331,1cyclictest246650irq/16-enp2s0f008:18:381
27783993331,1cyclictest246650irq/16-enp2s0f007:59:451
27783993331,1cyclictest246650irq/16-enp2s0f007:35:231
27783993331,1cyclictest168750irq/16-i91510:25:181
27783993331,1cyclictest168750irq/16-i91509:28:381
27782993332,0cyclictest246650irq/16-enp2s0f012:35:270
27782993332,0cyclictest246650irq/16-enp2s0f012:24:090
27782993332,0cyclictest246650irq/16-enp2s0f012:18:370
27782993332,0cyclictest246650irq/16-enp2s0f012:13:350
27782993332,0cyclictest246650irq/16-enp2s0f012:08:380
27782993332,0cyclictest246650irq/16-enp2s0f012:05:270
27782993332,0cyclictest246650irq/16-enp2s0f011:54:110
27782993332,0cyclictest246650irq/16-enp2s0f011:48:440
27782993332,0cyclictest246650irq/16-enp2s0f011:43:440
27782993332,0cyclictest246650irq/16-enp2s0f011:37:080
27782993332,0cyclictest246650irq/16-enp2s0f011:18:250
27782993332,0cyclictest246650irq/16-enp2s0f011:08:470
27782993332,0cyclictest246650irq/16-enp2s0f010:58:380
27782993332,0cyclictest246650irq/16-enp2s0f010:58:030
27782993332,0cyclictest246650irq/16-enp2s0f010:43:170
27782993332,0cyclictest246650irq/16-enp2s0f010:35:120
27782993332,0cyclictest246650irq/16-enp2s0f010:29:410
27782993332,0cyclictest246650irq/16-enp2s0f010:23:250
27782993332,0cyclictest246650irq/16-enp2s0f010:18:280
27782993332,0cyclictest246650irq/16-enp2s0f010:13:520
27782993332,0cyclictest246650irq/16-enp2s0f010:12:150
27782993332,0cyclictest246650irq/16-enp2s0f010:04:240
27782993332,0cyclictest246650irq/16-enp2s0f009:55:230
27782993332,0cyclictest246650irq/16-enp2s0f009:51:570
27782993332,0cyclictest246650irq/16-enp2s0f009:51:570
27782993332,0cyclictest246650irq/16-enp2s0f009:38:250
27782993332,0cyclictest246650irq/16-enp2s0f009:27:480
27782993332,0cyclictest246650irq/16-enp2s0f009:17:300
27782993332,0cyclictest246650irq/16-enp2s0f009:10:030
27782993332,0cyclictest246650irq/16-enp2s0f008:59:060
27782993332,0cyclictest246650irq/16-enp2s0f008:48:370
27782993332,0cyclictest246650irq/16-enp2s0f008:44:580
27782993332,0cyclictest246650irq/16-enp2s0f008:33:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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