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2026-06-11 - 05:14
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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 Thu Jun 11, 2026 01:02:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
40551992440,2cyclictest0-21swapper/3423:20:0128
40551992440,2cyclictest0-21swapper/3423:20:0128
40551992440,2cyclictest0-21swapper/3423:20:0128
40551992440,2cyclictest0-21swapper/3421:33:0228
40551992440,2cyclictest0-21swapper/3421:33:0228
40551992390,2cyclictest0-21swapper/3422:55:2028
40551992390,2cyclictest0-21swapper/3422:55:2028
40551992390,236cyclictest0-21swapper/3423:44:4028
40551992390,236cyclictest0-21swapper/3423:44:4028
40551992381,2cyclictest0-21swapper/3422:33:2228
40551992381,2cyclictest0-21swapper/3422:33:2228
40551992321,228cyclictest1367-21dbus-daemon21:42:3428
40551992321,228cyclictest1367-21dbus-daemon21:42:3428
40551992311,225cyclictest37257-21qemu-system-x8621:19:0428
40551992311,225cyclictest37257-21qemu-system-x8621:19:0428
40551992311,225cyclictest37257-21qemu-system-x8621:19:0428
40551992310,2cyclictest0-21swapper/3422:28:1328
40551992310,2cyclictest0-21swapper/3422:28:1328
40551992290,218cyclictest0-21swapper/3420:40:2028
40551992290,218cyclictest0-21swapper/3420:40:2028
40551992280,2cyclictest0-21swapper/3423:27:0928
40551992280,2cyclictest0-21swapper/3423:27:0928
40551992280,2cyclictest0-21swapper/3421:02:0128
40551992280,2cyclictest0-21swapper/3421:02:0128
40551992271,222cyclictest1392-21gdbus23:05:1828
40551992271,222cyclictest1392-21gdbus23:05:1828
40551992271,222cyclictest1392-21gdbus23:05:1828
40551992270,2cyclictest0-21swapper/3423:46:0828
40551992270,2cyclictest0-21swapper/3423:46:0828
40551992270,2cyclictest0-21swapper/3423:46:0828
40551992270,2cyclictest0-21swapper/3421:22:3728
40551992270,2cyclictest0-21swapper/3421:22:3728
40551992260,223cyclictest0-21swapper/3420:15:1728
40551992260,223cyclictest0-21swapper/3420:15:1628
40551992240,2cyclictest0-21swapper/3422:17:4728
40551992240,2cyclictest0-21swapper/3422:17:4728
40551992240,2cyclictest0-21swapper/3422:17:4728
40551992230,2cyclictest0-21swapper/3421:12:3328
40551992230,2cyclictest0-21swapper/3421:12:3328
40551992210,2cyclictest0-21swapper/3421:37:0028
40551992210,2cyclictest0-21swapper/3421:37:0028
40551992200,2cyclictest0-21swapper/3422:54:0428
40551992200,2cyclictest0-21swapper/3422:54:0328
40551992200,2cyclictest0-21swapper/3420:45:1728
40551992191,2cyclictest0-21swapper/3419:40:1828
40551992191,2cyclictest0-21swapper/3419:40:1728
40551992190,2cyclictest0-21swapper/3423:57:5928
40551992190,2cyclictest0-21swapper/3423:57:5828
40551992190,2cyclictest0-21swapper/3423:57:5828
40551992190,2cyclictest0-21swapper/3421:48:1628
40551992190,2cyclictest0-21swapper/3421:48:1628
40551992190,2cyclictest0-21swapper/3420:37:2928
40551992190,2cyclictest0-21swapper/3420:37:2928
40551992190,203cyclictest0-21swapper/3422:04:4428
40551992190,203cyclictest0-21swapper/3422:04:4328
40551992190,203cyclictest0-21swapper/3422:04:4328
40551992181,214cyclictest0-21swapper/3423:36:3728
40551992181,214cyclictest0-21swapper/3423:36:3728
40551992180,3cyclictest0-21swapper/3421:54:3828
40551992180,3cyclictest0-21swapper/3421:54:3828
40551992180,2cyclictest0-21swapper/3422:05:1528
40551992180,2cyclictest0-21swapper/3422:05:1428
40551992180,2cyclictest0-21swapper/3400:09:3528
40551992180,2cyclictest0-21swapper/3400:09:3428
40551992171,2cyclictest0-21swapper/3423:34:0728
40551992171,2cyclictest0-21swapper/3423:34:0728
40551992161,208cyclictest0-21swapper/3400:20:2628
40551992161,208cyclictest0-21swapper/3400:20:2528
40551992160,2cyclictest0-21swapper/3400:11:2828
40551992160,2cyclictest0-21swapper/3400:11:2828
40551992140,2cyclictest0-21swapper/3423:55:0128
40551992140,2cyclictest0-21swapper/3423:55:0128
40551992140,2cyclictest0-21swapper/3423:55:0128
40551992140,2cyclictest0-21swapper/3422:23:1228
40551992140,2cyclictest0-21swapper/3422:23:1228
40551992121,2cyclictest0-21swapper/3422:41:1628
40551992121,2cyclictest0-21swapper/3422:41:1528
40551992121,2cyclictest0-21swapper/3422:41:1528
40551992120,4cyclictest3600-21qemu-system-x8619:51:0128
40551992120,2cyclictest0-21swapper/3420:20:1028
40551992120,2cyclictest0-21swapper/3420:20:1028
40551992120,2cyclictest0-21swapper/3420:01:0028
40551992120,2cyclictest0-21swapper/3420:01:0028
40551992111,201cyclictest17482-21nfsd23:20:1928
40551992111,201cyclictest17482-21nfsd23:20:1828
40551992110,2cyclictest0-21swapper/3422:13:1028
40551992110,2cyclictest0-21swapper/3422:13:1028
40551992100,2cyclictest0-21swapper/3423:04:1928
40551992100,2cyclictest0-21swapper/3423:04:1928
40551992100,2cyclictest0-21swapper/3423:04:1928
40551992090,2cyclictest0-21swapper/3421:57:1528
40551992090,2cyclictest0-21swapper/3421:57:1528
40551992090,2cyclictest0-21swapper/3421:57:1528
40551992090,2cyclictest0-21swapper/3400:34:4928
40551992090,2cyclictest0-21swapper/3400:34:4928
40551992090,2cyclictest0-21swapper/3400:34:4928
40551992081,204cyclictest0-21swapper/3419:50:0128
40551992081,203cyclictest37257-21qemu-system-x8620:53:4928
40551992080,2cyclictest0-21swapper/3422:49:5628
40551992080,2cyclictest0-21swapper/3422:49:5628
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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