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2026-04-26 - 05:17
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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 rackcslot6.osadl.org (updated Sun Apr 26, 2026 00:46:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3668499378377,1cyclictest0-21swapper/000:00:020
3668499377376,1cyclictest0-21swapper/021:31:020
3668499376375,1cyclictest0-21swapper/022:44:020
3668499376375,1cyclictest0-21swapper/000:25:020
3668499376375,1cyclictest0-21swapper/000:25:020
3668499375374,1cyclictest0-21swapper/023:41:020
3668499375374,1cyclictest0-21swapper/023:06:020
3668499375373,1cyclictest94319-21kworker/u16:120:43:020
3670399374372,1cyclictest0-21swapper/221:17:022
3668499374373,1cyclictest0-21swapper/023:52:020
3668499374373,1cyclictest0-21swapper/020:30:020
3668499373372,1cyclictest0-21swapper/022:17:010
3668499373372,1cyclictest0-21swapper/021:37:020
3668499373372,1cyclictest0-21swapper/021:37:020
3668499373371,1cyclictest254682-21kworker/0:223:49:010
3668499372370,1cyclictest332341-21kworker/0:000:22:010
3668499371370,1cyclictest0-21swapper/000:36:020
3668499371370,1cyclictest0-21swapper/000:34:020
3668499371369,1cyclictest254682-21kworker/0:221:14:020
3668499370369,1cyclictest254682-21kworker/0:223:27:020
3668499370369,1cyclictest0-21swapper/022:48:010
3668499370369,1cyclictest0-21swapper/021:55:020
3668499370369,1cyclictest0-21swapper/019:59:020
3668499369368,1cyclictest254682-21kworker/0:222:13:020
3668499369368,1cyclictest0-21swapper/022:21:020
3668499369367,1cyclictest308721-21kworker/0:100:10:020
3668499369367,1cyclictest254682-21kworker/0:223:12:020
3668499368367,1cyclictest254682-21kworker/0:223:15:010
3668499368367,1cyclictest0-21swapper/021:49:020
3668499368366,1cyclictest254682-21kworker/0:222:36:020
3668499368366,1cyclictest254682-21kworker/0:222:33:020
3668499368366,1cyclictest254682-21kworker/0:222:26:020
3668499368366,1cyclictest0-21swapper/023:01:020
3668499367366,1cyclictest332341-21kworker/0:000:18:020
3668499367365,1cyclictest254682-21kworker/0:222:55:020
3668499367365,1cyclictest254682-21kworker/0:222:06:020
3668499366365,1cyclictest254682-21kworker/0:221:29:010
3668499366365,1cyclictest0-21swapper/020:51:020
3668499366365,1cyclictest0-21swapper/020:23:020
3668499366365,1cyclictest0-21swapper/019:26:020
3668499366365,1cyclictest0-21swapper/000:07:020
3668499366364,1cyclictest0-21swapper/020:06:020
3668499365364,1cyclictest0-21swapper/019:46:020
3668499365364,1cyclictest0-21swapper/019:32:020
3668499365363,1cyclictest254682-21kworker/0:220:45:020
3668499365363,1cyclictest0-21swapper/019:54:020
3668499364363,1cyclictest254682-21kworker/0:221:08:020
3668499364363,1cyclictest0-21swapper/019:13:020
3668499363362,1cyclictest254682-21kworker/0:219:23:020
3668499363362,1cyclictest0-21swapper/020:37:020
3668499361360,1cyclictest254682-21kworker/0:220:19:020
3668499360359,1cyclictest254682-21kworker/0:220:04:020
3668499360358,2cyclictest254682-21kworker/0:220:28:020
3673799354353,1cyclictest0-21swapper/721:48:027
3670999352351,1cyclictest33561-21kworker/3:021:48:023
3670399351350,1cyclictest0-21swapper/223:51:022
3670399351349,1cyclictest58585-21kworker/2:022:10:022
3670399351348,2cyclictest193693-21kworker/2:122:43:022
36703993510,350cyclictest0-21swapper/221:40:012
3670399350349,1cyclictest0-21swapper/222:16:022
3670399350348,1cyclictest0-21swapper/223:27:022
3670399349348,1cyclictest58585-21kworker/2:021:38:022
3670399349348,1cyclictest58585-21kworker/2:021:38:022
3670399349348,1cyclictest193693-21kworker/2:122:45:022
3670399349347,2cyclictest193693-21kworker/2:123:07:012
3670399348347,1cyclictest193693-21kworker/2:100:12:022
3670399348347,1cyclictest0-21swapper/221:27:022
3670399348346,1cyclictest0-21swapper/222:21:012
3670399347346,1cyclictest193693-21kworker/2:123:42:012
3670399347346,1cyclictest0-21swapper/222:39:022
3670399347346,1cyclictest0-21swapper/200:21:022
3670399347346,1cyclictest0-21swapper/200:15:012
3670399347345,1cyclictest193693-21kworker/2:123:11:022
3670399346345,1cyclictest58585-21kworker/2:022:01:022
3670399346345,1cyclictest58585-21kworker/2:021:58:022
3670399346345,1cyclictest0-21swapper/223:36:012
3670399346345,1cyclictest0-21swapper/222:34:022
3670399346344,1cyclictest0-21swapper/223:20:022
3670399345344,1cyclictest58585-21kworker/2:021:30:022
3670399345344,1cyclictest58585-21kworker/2:019:55:022
3670399345344,1cyclictest0-21swapper/223:56:022
3670399345344,1cyclictest0-21swapper/222:54:022
3670399345344,1cyclictest0-21swapper/221:47:022
3670399345343,1cyclictest0-21swapper/221:50:022
3670399345343,1cyclictest0-21swapper/200:39:022
3670399345343,1cyclictest0-21swapper/200:04:022
3670399344343,1cyclictest3245424-21kworker/2:219:25:022
3670399344343,1cyclictest193693-21kworker/2:100:28:022
3670399344343,1cyclictest193693-21kworker/2:100:28:022
3670399344343,1cyclictest0-21swapper/222:56:022
3670399344343,1cyclictest0-21swapper/219:18:022
3670399344341,2cyclictest58585-21kworker/2:019:50:012
3670399344341,2cyclictest193693-21kworker/2:123:48:022
3670399343342,1cyclictest58585-21kworker/2:020:40:022
3670399343342,1cyclictest193693-21kworker/2:122:27:022
3670399343342,1cyclictest0-21swapper/221:10:012
3670399343342,1cyclictest0-21swapper/220:35:022
3670399343342,1cyclictest0-21swapper/220:15:022
3673799342340,1cyclictest206431-21ssh22:29:027
3670399342341,1cyclictest193693-21kworker/2:123:30:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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