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2026-03-12 - 06:46
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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 Thu Mar 12, 2026 00:46:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
44736199382380,1cyclictest417479-21kworker/3:220:43:033
447361993811,1cyclictest0-21swapper/320:47:033
44736199380379,1cyclictest417479-21kworker/3:220:25:023
44736199380378,1cyclictest417479-21kworker/3:221:09:023
44736199380378,1cyclictest417479-21kworker/3:221:04:023
44736199380378,1cyclictest417479-21kworker/3:220:00:033
44736199380378,1cyclictest417479-21kworker/3:219:37:033
447361993800,1cyclictest0-21swapper/320:24:023
44736199379378,1cyclictest417479-21kworker/3:220:39:033
44736199379378,1cyclictest417479-21kworker/3:219:48:023
44736199379378,1cyclictest417479-21kworker/3:219:22:023
44736199379377,1cyclictest417479-21kworker/3:220:52:023
44736199379377,1cyclictest417479-21kworker/3:219:42:023
44736199379377,1cyclictest417479-21kworker/3:219:33:033
44736199378377,1cyclictest417479-21kworker/3:219:52:023
44736199378376,1cyclictest417479-21kworker/3:220:12:023
44736199378376,1cyclictest417479-21kworker/3:220:12:023
44736199377376,1cyclictest417479-21kworker/3:219:16:023
44736199377375,1cyclictest417479-21kworker/3:220:56:023
44734199367365,1cyclictest750215-21kworker/0:200:39:020
44734199366364,2cyclictest750215-21kworker/0:223:32:020
44734199365364,1cyclictest750215-21kworker/0:223:28:020
44734199364363,1cyclictest750215-21kworker/0:223:05:020
44734199364363,1cyclictest750215-21kworker/0:223:05:020
44734199364363,1cyclictest750215-21kworker/0:222:51:020
44734199364363,1cyclictest0-21swapper/022:01:020
44734199364362,1cyclictest0-21swapper/022:10:020
44734199363362,1cyclictest750215-21kworker/0:222:33:030
44734199363362,1cyclictest0-21swapper/021:23:030
44734199363362,1cyclictest0-21swapper/000:01:020
44734199363361,1cyclictest0-21swapper/023:12:030
44734199363361,1cyclictest0-21swapper/021:45:030
44734199363361,1cyclictest0-21swapper/021:43:020
44734199363361,1cyclictest0-21swapper/021:43:020
44734199362361,1cyclictest750215-21kworker/0:223:37:020
44734199362361,1cyclictest0-21swapper/023:56:020
44734199362360,1cyclictest750215-21kworker/0:222:38:020
44734199362360,1cyclictest0-21swapper/023:54:020
44734199362360,1cyclictest0-21swapper/000:12:030
44734199361360,1cyclictest0-21swapper/022:27:020
44734199360359,1cyclictest0-21swapper/023:20:020
44734199360358,1cyclictest0-21swapper/023:49:030
44734199360358,1cyclictest0-21swapper/022:49:020
44734199360358,1cyclictest0-21swapper/019:14:020
44734199360358,1cyclictest0-21swapper/000:31:020
44734199360358,1cyclictest0-21swapper/000:28:020
44734199358357,1cyclictest750215-21kworker/0:221:13:020
44734199358357,1cyclictest750215-21kworker/0:220:45:020
44734199358357,1cyclictest750215-21kworker/0:219:56:030
44734199358357,1cyclictest0-21swapper/021:39:020
44734199358357,1cyclictest0-21swapper/000:21:020
44734199357356,1cyclictest0-21swapper/020:30:030
44734199357356,1cyclictest0-21swapper/019:30:030
44734199355354,1cyclictest0-21swapper/020:54:020
44734199354353,1cyclictest0-21swapper/020:41:030
44734199354353,1cyclictest0-21swapper/019:54:020
44734199354353,1cyclictest0-21swapper/019:21:030
44734199354352,1cyclictest0-21swapper/020:22:020
44734199353352,1cyclictest750215-21kworker/0:220:02:030
44734199353352,1cyclictest750215-21kworker/0:219:17:020
44734199353352,1cyclictest0-21swapper/021:06:020
44734199353352,1cyclictest0-21swapper/020:28:020
44734199353352,1cyclictest0-21swapper/020:08:020
44734199352351,1cyclictest0-21swapper/020:57:020
44738799348346,2cyclictest97550irq/166-enp0s3121:33:026
44738799347346,1cyclictest0-21swapper/623:21:026
44738799347344,2cyclictest0-21swapper/620:15:026
44738799345344,1cyclictest97550irq/166-enp0s3123:16:036
44738799344342,1cyclictest97550irq/166-enp0s3122:46:036
44738799343342,1cyclictest493326-21kworker/6:121:47:036
44738799343342,1cyclictest0-21swapper/621:56:026
44738799343341,1cyclictest0-21swapper/622:05:036
44738799341340,1cyclictest493326-21kworker/6:100:24:036
44738799341340,1cyclictest0-21swapper/623:51:036
44738799341340,1cyclictest0-21swapper/622:40:036
44738799341339,1cyclictest493326-21kworker/6:122:18:026
44738799341339,1cyclictest493326-21kworker/6:100:17:036
44738799340338,1cyclictest493326-21kworker/6:122:57:026
44738799340338,1cyclictest463253-21kworker/6:220:10:026
44738799340338,1cyclictest463253-21kworker/6:220:10:026
44738799339338,1cyclictest493326-21kworker/6:123:58:026
44738799339336,2cyclictest0-21swapper/623:00:026
44738799338337,1cyclictest0-21swapper/622:25:026
44738799338337,1cyclictest0-21swapper/622:21:026
44738799338337,1cyclictest0-21swapper/621:11:026
44738799338337,1cyclictest0-21swapper/600:07:026
44738799338336,1cyclictest493326-21kworker/6:121:26:026
44738799338336,1cyclictest493326-21kworker/6:100:38:026
44738799338336,1cyclictest0-21swapper/600:33:026
44738799337336,1cyclictest493326-21kworker/6:123:36:026
44738799337336,1cyclictest493326-21kworker/6:121:36:026
44738799337336,1cyclictest0-21swapper/621:40:026
44738799337336,1cyclictest0-21swapper/621:40:026
44738799337335,1cyclictest0-21swapper/623:13:026
44738799337335,1cyclictest0-21swapper/600:04:026
44734999337335,1cyclictest0-21swapper/122:34:021
44734999337335,1cyclictest0-21swapper/100:09:021
44734999337334,2cyclictest713686-21kworker/1:023:59:031
44738799336335,1cyclictest493326-21kworker/6:120:35:026
44738799336335,1cyclictest0-21swapper/600:14:026
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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