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2026-06-14 - 06:44
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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 Jun 14, 2026 00:46:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
101615099322320,1cyclictest1320989-21kworker/7:100:35:027
101418023150,5sleep228-21ksoftirqd/219:05:162
101615099313311,1cyclictest1106376-21kworker/7:122:49:027
101613599313311,1cyclictest1147101-21kworker/5:200:35:025
101615099304302,1cyclictest0-21swapper/722:05:027
101614399304303,1cyclictest1221397-21kworker/6:123:39:026
101613599303302,1cyclictest1147101-21kworker/5:222:49:025
101613599298297,1cyclictest1147101-21kworker/5:223:39:025
101615099297296,1cyclictest0-21swapper/722:15:027
101613599296295,1cyclictest974591-21kworker/5:119:58:025
101615099295293,1cyclictest0-21swapper/700:23:027
101613599294293,1cyclictest1147101-21kworker/5:222:05:025
101610599294292,1cyclictest0-21swapper/100:35:021
101615099289288,1cyclictest0-21swapper/721:11:027
101615099289287,1cyclictest0-21swapper/700:09:037
101613599289287,2cyclictest1147101-21kworker/5:222:15:025
101615099288286,1cyclictest0-21swapper/723:27:027
101611499288286,1cyclictest0-21swapper/223:39:022
101615099287285,1cyclictest0-21swapper/719:55:027
101613599287285,1cyclictest1147101-21kworker/5:200:23:025
101615099286284,1cyclictest0-21swapper/722:01:027
101615099285283,1cyclictest0-21swapper/723:11:027
101615099285283,1cyclictest0-21swapper/722:40:027
101615099284282,1cyclictest0-21swapper/722:31:027
101615099284282,1cyclictest0-21swapper/722:31:027
101610599284283,1cyclictest0-21swapper/122:49:021
101615099282281,1cyclictest0-21swapper/721:07:027
101615099281280,1cyclictest0-21swapper/719:21:027
101615099281279,1cyclictest0-21swapper/723:03:037
101615099280278,1cyclictest0-21swapper/720:43:027
101613599280279,1cyclictest974591-21kworker/5:121:11:025
101609799280278,1cyclictest0-21swapper/019:58:020
101613599279278,1cyclictest1147101-21kworker/5:200:09:025
101610599279278,1cyclictest0-21swapper/123:39:021
101615099278277,1cyclictest0-21swapper/720:06:027
101613599278277,1cyclictest1147101-21kworker/5:223:27:025
101615099277275,1cyclictest0-21swapper/722:27:027
101610599277276,1cyclictest0-21swapper/119:58:021
101613599276274,1cyclictest1147101-21kworker/5:223:11:025
101615099275273,1cyclictest0-21swapper/723:43:027
101615099275273,1cyclictest0-21swapper/723:33:027
101610599275274,1cyclictest0-21swapper/122:05:021
101613599274273,1cyclictest1147101-21kworker/5:222:31:025
101613599274273,1cyclictest1147101-21kworker/5:222:31:025
101612299274272,1cyclictest0-21swapper/300:35:023
101615099273271,1cyclictest1178516-21ssh22:23:027
101615099273271,1cyclictest0-21swapper/721:26:027
101615099273271,1cyclictest0-21swapper/721:23:027
101613599273272,1cyclictest974591-21kworker/5:121:07:025
101613599273271,1cyclictest974591-21kworker/5:119:21:025
101615099272271,1cyclictest0-21swapper/720:32:027
101615099272270,1cyclictest0-21swapper/722:39:027
101615099272270,1cyclictest0-21swapper/721:39:037
101615099272270,1cyclictest0-21swapper/721:15:027
101615099272270,1cyclictest0-21swapper/700:31:027
101615099272270,1cyclictest0-21swapper/700:01:027
101614399272270,1cyclictest0-21swapper/623:33:026
101615099271269,1cyclictest0-21swapper/721:55:027
101615099271269,1cyclictest0-21swapper/721:51:027
101615099271269,1cyclictest0-21swapper/721:33:027
101615099271269,1cyclictest0-21swapper/700:19:027
101613599271270,1cyclictest1147101-21kworker/5:223:03:025
101613599271269,1cyclictest974591-21kworker/5:120:43:025
101615099270268,1cyclictest0-21swapper/723:07:027
101615099270268,1cyclictest0-21swapper/722:11:027
101615099270268,1cyclictest0-21swapper/721:47:027
101615099270268,1cyclictest0-21swapper/719:17:037
101614399270269,1cyclictest0-21swapper/623:43:026
101614399270268,1cyclictest983614-21kworker/6:222:23:026
101614399270268,1cyclictest983614-21kworker/6:221:23:026
101610599270268,1cyclictest0-21swapper/122:15:021
101615099269267,1cyclictest0-21swapper/722:55:027
101615099269267,1cyclictest0-21swapper/722:51:027
101615099269267,1cyclictest0-21swapper/721:43:027
101614399269267,1cyclictest983614-21kworker/6:222:39:026
101614399269267,1cyclictest0-21swapper/600:01:026
101615099268267,1cyclictest0-21swapper/723:53:027
101615099268267,1cyclictest0-21swapper/723:53:027
101615099268266,1cyclictest1243250-21kworker/7:023:59:027
101615099268266,1cyclictest0-21swapper/720:57:027
101615099268266,1cyclictest0-21swapper/719:25:027
101614399268267,1cyclictest983614-21kworker/6:221:39:026
101614399268267,1cyclictest0-21swapper/621:26:036
101614399268267,1cyclictest0-21swapper/600:31:026
101614399268266,1cyclictest983614-21kworker/6:221:33:026
101614399268266,1cyclictest0-21swapper/622:33:026
101614399268266,1cyclictest0-21swapper/622:33:026
101614399268266,1cyclictest0-21swapper/600:19:026
101615099267265,1cyclictest0-21swapper/700:26:027
101615099267264,1cyclictest0-21swapper/719:41:027
101614399267265,1cyclictest983614-21kworker/6:222:11:026
101614399267264,2cyclictest983614-21kworker/6:221:47:026
101614399267264,2cyclictest1213669-21kworker/6:022:55:026
101613599267266,1cyclictest1147101-21kworker/5:222:27:025
101614399266264,1cyclictest983614-21kworker/6:222:17:036
101614399266264,1cyclictest1221397-21kworker/6:123:53:026
101614399266264,1cyclictest1221397-21kworker/6:123:53:026
101614399266264,1cyclictest1221397-21kworker/6:123:07:026
101610599266265,1cyclictest0-21swapper/100:23:021
101615099265263,1cyclictest1022816-21kworker/7:019:45:027
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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