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2026-04-29 - 03:00
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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 rack6slot0.osadl.org (updated Wed Apr 29, 2026 01:01:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
641099212204,5cyclictest10224-21sshd22:03:4738
641099212204,5cyclictest10224-21sshd22:03:4738
641099212204,5cyclictest10224-21sshd22:03:4738
642199205198,5cyclictest0-21swapper/1822:13:0010
642199205198,5cyclictest0-21swapper/1822:13:0010
644299204168,33cyclictest4407-21CPU30
644299204168,33cyclictest4407-21CPU30
644299204168,33cyclictest4407-21CPU30
641099202193,8cyclictest0-21swapper/823:10:3238
641099202193,8cyclictest0-21swapper/823:10:3238
640199199191,5cyclictest0-21swapper/120:35:141
640199199191,5cyclictest0-21swapper/120:35:141
643099197185,10cyclictest0-21swapper/2622:38:5119
643099197185,10cyclictest0-21swapper/2622:38:5119
641099195187,6cyclictest0-21swapper/822:18:2838
641099195187,6cyclictest0-21swapper/822:18:2838
641099194187,5cyclictest0-21swapper/820:49:4138
641099194187,5cyclictest0-21swapper/820:49:4138
641099194187,3cyclictest3545-21CPU38
641099194187,3cyclictest3545-21CPU38
641099194187,3cyclictest3545-21CPU38
641099194186,6cyclictest0-21swapper/822:30:0038
641099194186,6cyclictest0-21swapper/822:30:0038
640199193185,6cyclictest0-21swapper/122:29:111
640199193185,6cyclictest0-21swapper/122:29:111
642199192181,8cyclictest0-21swapper/1800:06:4710
642199192181,8cyclictest0-21swapper/1800:06:4710
642199192181,8cyclictest0-21swapper/1800:06:4610
641099192186,4cyclictest0-21swapper/823:05:0138
641099192186,4cyclictest0-21swapper/823:05:0138
641099191184,5cyclictest0-21swapper/822:47:4438
641099191184,5cyclictest0-21swapper/822:47:4438
642199190185,4cyclictest0-21swapper/1821:13:1810
642199190185,4cyclictest0-21swapper/1821:13:1810
641099190184,3cyclictest0-21swapper/823:30:0338
641099190184,3cyclictest0-21swapper/823:30:0338
642899189180,6cyclictest0-21swapper/2422:32:1917
642899189180,6cyclictest0-21swapper/2422:32:1917
642899189180,6cyclictest0-21swapper/2422:32:1917
641099189181,7cyclictest0-21swapper/823:57:2738
641099189181,7cyclictest0-21swapper/823:57:2738
641099189181,7cyclictest0-21swapper/823:57:2738
641099188182,4cyclictest0-21swapper/800:02:2538
641099188182,4cyclictest0-21swapper/800:02:2538
641099186181,4cyclictest0-21swapper/821:38:0438
641099186181,4cyclictest0-21swapper/821:38:0438
641099186179,5cyclictest0-21swapper/821:44:2638
641099186179,5cyclictest0-21swapper/821:44:2638
641099186172,11cyclictest0-21swapper/820:25:0138
641099186172,11cyclictest0-21swapper/820:25:0138
641099185180,3cyclictest0-21swapper/821:10:5038
641099185180,3cyclictest0-21swapper/821:10:5038
640199185180,4cyclictest0-21swapper/123:26:351
640199185180,4cyclictest0-21swapper/123:26:341
641099184178,4cyclictest0-21swapper/823:51:2938
641099184178,4cyclictest0-21swapper/823:51:2938
641099184178,4cyclictest0-21swapper/823:08:0038
641099184178,4cyclictest0-21swapper/823:07:5938
641099184178,4cyclictest0-21swapper/821:27:4038
641099184178,4cyclictest0-21swapper/821:27:3938
641099184178,4cyclictest0-21swapper/821:27:3938
641099184178,4cyclictest0-21swapper/821:10:0538
641099184178,4cyclictest0-21swapper/821:10:0538
641099184176,4cyclictest37269-21CPU38
641099184176,4cyclictest37269-21CPU38
641099184176,4cyclictest37269-21CPU38
643099183177,4cyclictest0-21swapper/2622:32:3919
643099183177,4cyclictest0-21swapper/2622:32:3819
643099183177,4cyclictest0-21swapper/2622:32:3819
642999183174,7cyclictest0-21swapper/2521:21:4518
642999183174,7cyclictest0-21swapper/2521:21:4518
642999183174,7cyclictest0-21swapper/2521:21:4418
642199183176,5cyclictest0-21swapper/1800:10:2710
642199183176,5cyclictest0-21swapper/1800:10:2610
641099183179,2cyclictest0-21swapper/823:30:1838
641099183179,2cyclictest0-21swapper/823:30:1738
641099183177,4cyclictest0-21swapper/821:57:5838
641099183177,4cyclictest0-21swapper/821:57:5738
641099183175,5cyclictest0-21swapper/821:25:0238
641099183175,5cyclictest0-21swapper/821:25:0238
641099183175,5cyclictest0-21swapper/821:25:0238
641099183163,13cyclictest0-21swapper/822:35:4238
641099183163,13cyclictest0-21swapper/822:35:4238
643099182173,7cyclictest0-21swapper/2600:27:4319
643099182173,7cyclictest0-21swapper/2600:27:4219
642199182172,7cyclictest755-21systemd-journal22:54:5510
642199182172,7cyclictest755-21systemd-journal22:54:5510
641099182173,5cyclictest3542-21CPU38
641099182173,5cyclictest3542-21CPU38
641099181175,4cyclictest0-21swapper/820:15:3338
641099181175,4cyclictest0-21swapper/820:15:3338
641099180174,4cyclictest0-21swapper/819:21:5938
641099180174,4cyclictest0-21swapper/819:21:5838
642799179164,13cyclictest0-21swapper/2300:03:2716
642799179164,13cyclictest0-21swapper/2300:03:2716
642199179173,4cyclictest0-21swapper/1821:50:1310
642199179173,4cyclictest0-21swapper/1821:50:1310
642199179173,4cyclictest0-21swapper/1800:21:1510
642199179173,4cyclictest0-21swapper/1800:21:1510
641099179174,4cyclictest0-21swapper/819:59:1138
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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