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2025-12-10 - 16:54
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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 Dec 10, 2025 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1977624320,16sleep10-21swapper/106:58:211
2011624114,20sleep00-21swapper/007:01:480
20179993830,7cyclictest245950irq/16-enp2s0f008:37:070
20180993433,0cyclictest167950irq/16-i91509:44:051
20180993433,0cyclictest167950irq/16-i91507:58:081
20180993432,1cyclictest167950irq/16-i91510:52:041
20180993432,1cyclictest167950irq/16-i91509:57:061
20180993432,1cyclictest167950irq/16-i91508:03:091
20179993434,0cyclictest245950irq/16-enp2s0f007:46:100
20179993433,0cyclictest245950irq/16-enp2s0f012:04:040
20179993433,0cyclictest245950irq/16-enp2s0f010:32:400
20179993433,0cyclictest245950irq/16-enp2s0f010:20:450
20179993433,0cyclictest245950irq/16-enp2s0f008:54:460
20179993432,1cyclictest245950irq/16-enp2s0f011:52:090
20179993432,1cyclictest245950irq/16-enp2s0f011:42:070
20179993432,1cyclictest245950irq/16-enp2s0f011:37:040
20179993432,1cyclictest245950irq/16-enp2s0f011:12:030
20179993432,1cyclictest245950irq/16-enp2s0f010:52:050
20179993432,1cyclictest245950irq/16-enp2s0f010:07:090
20179993432,1cyclictest245950irq/16-enp2s0f009:52:060
20179993432,1cyclictest245950irq/16-enp2s0f009:37:050
20179993432,1cyclictest245950irq/16-enp2s0f008:32:050
20179993432,1cyclictest245950irq/16-enp2s0f008:31:490
20179993432,1cyclictest245950irq/16-enp2s0f008:22:080
20179993432,1cyclictest245950irq/16-enp2s0f007:57:030
20179993432,1cyclictest167950irq/16-i91509:51:270
20179993430,0cyclictest167950irq/16-i91509:27:020
20180993333,0cyclictest167950irq/16-i91508:18:371
20180993332,0cyclictest245950irq/16-enp2s0f012:13:011
20180993332,0cyclictest245950irq/16-enp2s0f010:42:031
20180993332,0cyclictest245950irq/16-enp2s0f009:02:051
20180993332,0cyclictest245950irq/16-enp2s0f008:37:041
20180993332,0cyclictest245950irq/16-enp2s0f008:27:021
20180993332,0cyclictest245950irq/16-enp2s0f007:14:531
20180993332,0cyclictest167950irq/16-i91512:07:051
20180993332,0cyclictest167950irq/16-i91511:55:361
20180993332,0cyclictest167950irq/16-i91511:32:151
20180993332,0cyclictest167950irq/16-i91511:13:221
20180993332,0cyclictest167950irq/16-i91510:27:031
20180993332,0cyclictest167950irq/16-i91510:12:021
20180993332,0cyclictest167950irq/16-i91510:02:051
20180993332,0cyclictest167950irq/16-i91509:40:051
20180993332,0cyclictest167950irq/16-i91509:11:431
20180993332,0cyclictest167950irq/16-i91508:55:131
20180993332,0cyclictest167950irq/16-i91508:34:381
20180993332,0cyclictest167950irq/16-i91508:12:011
20180993332,0cyclictest167950irq/16-i91507:23:021
20180993332,0cyclictest167950irq/16-i91507:07:591
20180993331,1cyclictest167950irq/16-i91510:32:111
20180993331,1cyclictest167950irq/16-i91507:43:371
20179993332,0cyclictest245950irq/16-enp2s0f012:22:040
20179993332,0cyclictest245950irq/16-enp2s0f011:27:010
20179993332,0cyclictest245950irq/16-enp2s0f011:22:020
20179993332,0cyclictest245950irq/16-enp2s0f011:17:020
20179993332,0cyclictest245950irq/16-enp2s0f010:57:030
20179993332,0cyclictest245950irq/16-enp2s0f010:31:330
20179993332,0cyclictest245950irq/16-enp2s0f010:22:030
20179993332,0cyclictest245950irq/16-enp2s0f010:02:130
20179993332,0cyclictest245950irq/16-enp2s0f009:42:060
20179993332,0cyclictest245950irq/16-enp2s0f009:32:550
20179993332,0cyclictest245950irq/16-enp2s0f009:23:350
20179993332,0cyclictest245950irq/16-enp2s0f009:12:020
20179993332,0cyclictest245950irq/16-enp2s0f009:10:510
20179993332,0cyclictest245950irq/16-enp2s0f009:02:080
20179993332,0cyclictest245950irq/16-enp2s0f008:57:060
20179993332,0cyclictest245950irq/16-enp2s0f008:12:060
20179993332,0cyclictest245950irq/16-enp2s0f008:06:560
20179993332,0cyclictest245950irq/16-enp2s0f007:55:420
20179993332,0cyclictest245950irq/16-enp2s0f007:47:040
20179993332,0cyclictest245950irq/16-enp2s0f007:38:160
20179993332,0cyclictest245950irq/16-enp2s0f007:22:560
20179993332,0cyclictest245950irq/16-enp2s0f007:17:050
20179993332,0cyclictest245950irq/16-enp2s0f007:12:060
20179993332,0cyclictest167950irq/16-i91512:17:000
20179993331,1cyclictest245950irq/16-enp2s0f012:12:060
20179993331,1cyclictest245950irq/16-enp2s0f012:07:050
20179993331,1cyclictest245950irq/16-enp2s0f011:57:020
20179993331,1cyclictest245950irq/16-enp2s0f011:47:020
20179993331,1cyclictest245950irq/16-enp2s0f011:02:060
20179993331,1cyclictest245950irq/16-enp2s0f011:02:060
20179993331,1cyclictest245950irq/16-enp2s0f010:42:050
20179993331,1cyclictest245950irq/16-enp2s0f010:37:040
20179993331,1cyclictest245950irq/16-enp2s0f010:12:060
20179993331,1cyclictest245950irq/16-enp2s0f008:19:520
20179993331,1cyclictest245950irq/16-enp2s0f008:02:030
20180993232,0cyclictest245950irq/16-enp2s0f009:52:061
20180993232,0cyclictest167950irq/16-i91511:47:251
20180993232,0cyclictest167950irq/16-i91511:27:021
20180993232,0cyclictest167950irq/16-i91511:18:491
20180993232,0cyclictest167950irq/16-i91509:47:101
20180993232,0cyclictest167950irq/16-i91509:21:591
20180993232,0cyclictest167950irq/16-i91509:18:441
20180993232,0cyclictest167950irq/16-i91507:34:141
20180993232,0cyclictest167950irq/16-i91507:02:101
20180993231,0cyclictest245950irq/16-enp2s0f012:18:561
20180993231,0cyclictest245950irq/16-enp2s0f011:42:111
20180993231,0cyclictest245950irq/16-enp2s0f008:58:181
20180993231,0cyclictest245950irq/16-enp2s0f008:43:001
20180993231,0cyclictest245950irq/16-enp2s0f008:22:021
20180993231,0cyclictest245950irq/16-enp2s0f007:39:411
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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