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2026-08-31 - 18:00
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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 Mon Aug 31, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
23162478,8sleep00-21swapper/007:02:030
23172399,8sleep10-21swapper/107:02:041
2739993832,5cyclictest246650irq/16-enp2s0f009:08:380
2739993831,6cyclictest246650irq/16-enp2s0f011:35:500
2739993733,3cyclictest246650irq/16-enp2s0f011:54:020
2739993732,4cyclictest246650irq/16-enp2s0f012:19:100
2739993732,4cyclictest246650irq/16-enp2s0f011:21:490
2739993732,4cyclictest246650irq/16-enp2s0f010:30:560
2739993731,5cyclictest246650irq/16-enp2s0f011:48:450
2739993731,5cyclictest246650irq/16-enp2s0f011:39:040
2739993731,5cyclictest246650irq/16-enp2s0f009:51:140
2739993730,6cyclictest246650irq/16-enp2s0f010:51:530
2739993632,4cyclictest246650irq/16-enp2s0f009:21:430
2739993632,3cyclictest246650irq/16-enp2s0f012:30:460
2739993632,3cyclictest246650irq/16-enp2s0f012:02:360
2739993632,3cyclictest246650irq/16-enp2s0f011:09:110
2739993632,3cyclictest246650irq/16-enp2s0f009:26:020
2739993631,4cyclictest246650irq/16-enp2s0f011:59:070
2739993631,4cyclictest246650irq/16-enp2s0f011:00:470
2739993631,4cyclictest246650irq/16-enp2s0f009:11:100
2739993631,4cyclictest246650irq/16-enp2s0f008:11:260
2739993631,4cyclictest246650irq/16-enp2s0f008:02:450
2739993630,5cyclictest246650irq/16-enp2s0f012:09:080
2739993630,5cyclictest246650irq/16-enp2s0f010:23:530
2739993532,2cyclictest246650irq/16-enp2s0f011:43:150
2739993532,2cyclictest246650irq/16-enp2s0f010:46:160
2739993532,2cyclictest246650irq/16-enp2s0f008:47:170
2739993532,2cyclictest246650irq/16-enp2s0f008:34:440
2739993532,2cyclictest246650irq/16-enp2s0f008:22:140
2739993532,2cyclictest246650irq/16-enp2s0f007:43:470
2739993532,2cyclictest246650irq/16-enp2s0f007:40:340
2739993532,2cyclictest168750irq/16-i91509:16:220
2739993531,3cyclictest246650irq/16-enp2s0f012:31:270
2739993531,3cyclictest246650irq/16-enp2s0f011:28:240
2739993531,3cyclictest246650irq/16-enp2s0f010:06:000
2739993531,3cyclictest246650irq/16-enp2s0f009:57:500
2739993531,3cyclictest246650irq/16-enp2s0f009:47:530
2739993531,3cyclictest246650irq/16-enp2s0f008:54:240
2739993531,3cyclictest246650irq/16-enp2s0f008:44:020
2739993531,3cyclictest246650irq/16-enp2s0f008:37:030
2739993531,3cyclictest246650irq/16-enp2s0f007:56:090
2739993531,3cyclictest246650irq/16-enp2s0f007:50:380
2739993531,3cyclictest246650irq/16-enp2s0f007:09:110
2739993531,3cyclictest168750irq/16-i91507:31:030
2739993530,4cyclictest246650irq/16-enp2s0f007:21:560
2739993529,5cyclictest246650irq/16-enp2s0f008:27:050
2740993434,0cyclictest168750irq/16-i91510:13:411
2740993433,0cyclictest168750irq/16-i91510:35:141
2740993433,0cyclictest168750irq/16-i91509:53:491
2740993432,1cyclictest246650irq/16-enp2s0f012:15:351
2740993432,1cyclictest190650irq/16-nvkm08:24:231
2739993433,0cyclictest246650irq/16-enp2s0f012:23:560
2739993432,2cyclictest246650irq/16-enp2s0f008:06:070
2739993432,1cyclictest246650irq/16-enp2s0f009:01:060
2739993431,3cyclictest246650irq/16-enp2s0f009:36:480
2739993431,2cyclictest246650irq/16-enp2s0f011:20:310
2739993431,2cyclictest246650irq/16-enp2s0f011:14:120
2739993431,2cyclictest246650irq/16-enp2s0f010:44:200
2739993431,2cyclictest246650irq/16-enp2s0f010:27:190
2739993431,2cyclictest246650irq/16-enp2s0f010:20:420
2739993431,2cyclictest246650irq/16-enp2s0f010:15:070
2739993431,2cyclictest246650irq/16-enp2s0f010:01:290
2739993431,2cyclictest246650irq/16-enp2s0f009:44:280
2739993431,2cyclictest246650irq/16-enp2s0f009:33:140
2739993431,2cyclictest246650irq/16-enp2s0f008:57:120
2739993431,2cyclictest246650irq/16-enp2s0f008:17:070
2739993431,2cyclictest246650irq/16-enp2s0f007:26:330
2739993431,2cyclictest246650irq/16-enp2s0f007:20:140
2739993430,3cyclictest246650irq/16-enp2s0f007:51:490
2739993429,4cyclictest246650irq/16-enp2s0f007:13:170
2740993333,0cyclictest168750irq/16-i91512:16:301
2740993332,0cyclictest246650irq/16-enp2s0f011:36:101
2740993332,0cyclictest246650irq/16-enp2s0f011:01:401
2740993332,0cyclictest246650irq/16-enp2s0f010:51:031
2740993332,0cyclictest246650irq/16-enp2s0f010:46:011
2740993332,0cyclictest246650irq/16-enp2s0f007:50:581
2740993332,0cyclictest168750irq/16-i91512:31:371
2740993332,0cyclictest168750irq/16-i91512:21:441
2740993332,0cyclictest168750irq/16-i91512:01:341
2740993332,0cyclictest168750irq/16-i91511:29:031
2740993332,0cyclictest168750irq/16-i91511:23:391
2740993332,0cyclictest168750irq/16-i91510:03:491
2740993332,0cyclictest168750irq/16-i91509:56:141
2740993332,0cyclictest168750irq/16-i91509:48:461
2740993332,0cyclictest168750irq/16-i91509:41:141
2740993332,0cyclictest168750irq/16-i91509:17:531
2740993332,0cyclictest168750irq/16-i91508:42:031
2740993332,0cyclictest168750irq/16-i91508:38:331
2740993332,0cyclictest168750irq/16-i91508:35:451
2740993332,0cyclictest168750irq/16-i91508:18:311
2740993332,0cyclictest168750irq/16-i91507:23:151
2740993332,0cyclictest168750irq/16-i91507:17:381
2740993332,0cyclictest168750irq/16-i91507:11:211
2740993332,0cyclictest168750irq/16-i91507:07:251
2740993331,1cyclictest168750irq/16-i91511:14:001
2740993331,1cyclictest168750irq/16-i91511:08:391
2740993331,1cyclictest168750irq/16-i91510:26:451
2740993331,1cyclictest168750irq/16-i91509:37:121
2740993331,1cyclictest168750irq/16-i91507:56:001
2739993329,3cyclictest246650irq/16-enp2s0f011:03:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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