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2026-05-09 - 04:36
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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 Sat May 09, 2026 00:46:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
49207199377376,1cyclictest0-21swapper/121:45:021
49206599368367,1cyclictest587791-21kworker/0:121:31:020
49211299367365,1cyclictest97550irq/166-enp0s3121:59:036
49211299367365,1cyclictest97550irq/166-enp0s3100:03:036
49211299367365,1cyclictest97550irq/166-enp0s3100:03:026
49211299366365,1cyclictest97550irq/166-enp0s3121:33:026
49211299366364,1cyclictest97550irq/166-enp0s3100:13:026
49211299365364,1cyclictest0-21swapper/621:35:026
49211299365363,1cyclictest97550irq/166-enp0s3123:35:036
49211299365363,1cyclictest97550irq/166-enp0s3123:27:036
49211299364363,1cyclictest0-21swapper/600:33:026
49211299364362,1cyclictest97550irq/166-enp0s3123:23:026
49211299364362,1cyclictest97550irq/166-enp0s3123:15:026
49211299364362,1cyclictest97550irq/166-enp0s3100:19:026
49211299364362,1cyclictest0-21swapper/621:21:036
49211299363362,1cyclictest97550irq/166-enp0s3120:03:036
49211299363362,1cyclictest632907-21kworker/6:222:27:026
49211299363361,1cyclictest97550irq/166-enp0s3122:41:026
49211299363361,1cyclictest97550irq/166-enp0s3122:19:026
49211299363361,1cyclictest97550irq/166-enp0s3121:11:026
49211299363361,1cyclictest97550irq/166-enp0s3121:11:026
49211299363361,1cyclictest97550irq/166-enp0s3100:25:026
49211299362360,1cyclictest97550irq/166-enp0s3121:43:026
49211299362360,1cyclictest97550irq/166-enp0s3121:15:026
49211299362360,1cyclictest97550irq/166-enp0s3120:57:036
49211299362360,1cyclictest97550irq/166-enp0s3120:21:026
49211299362360,1cyclictest97550irq/166-enp0s3120:15:026
49211299362360,1cyclictest97550irq/166-enp0s3119:45:026
49211299362360,1cyclictest692802-21kworker/6:122:55:036
49211299361360,1cyclictest97550irq/166-enp0s3123:59:026
49211299361360,1cyclictest0-21swapper/623:11:026
49211299361359,1cyclictest97550irq/166-enp0s3120:45:026
49206599361360,1cyclictest0-21swapper/021:59:030
49206599361360,1cyclictest0-21swapper/000:03:030
49206599361360,1cyclictest0-21swapper/000:03:020
49206599361359,1cyclictest0-21swapper/000:13:020
49206599361358,2cyclictest725301-21kworker/0:123:27:030
49211299360356,3cyclictest453185-21kworker/6:019:11:036
49206599360358,1cyclictest0-21swapper/022:33:030
49211299359358,1cyclictest97550irq/166-enp0s3123:43:026
49211299359357,1cyclictest97550irq/166-enp0s3123:34:036
49211299359356,3cyclictest522993-21kworker/6:220:25:036
49206599359358,1cyclictest0-21swapper/020:03:030
49206599359357,1cyclictest725301-21kworker/0:123:23:030
49211299358357,1cyclictest0-21swapper/622:05:026
49211299358357,1cyclictest0-21swapper/621:01:036
49211299358356,1cyclictest97550irq/166-enp0s3121:05:026
49211299358356,1cyclictest97550irq/166-enp0s3120:05:026
49206599358357,1cyclictest0-21swapper/023:15:020
49206599358356,1cyclictest587791-21kworker/0:121:43:020
49206599358356,1cyclictest587791-21kworker/0:121:39:020
49206599358356,1cyclictest513972-21kworker/0:221:11:020
49206599358356,1cyclictest513972-21kworker/0:221:11:020
49206599358356,1cyclictest0-21swapper/022:41:020
49206599358356,1cyclictest0-21swapper/022:15:020
49206599358356,1cyclictest0-21swapper/000:25:020
49206599358355,1cyclictest725301-21kworker/0:123:59:020
49211299357356,1cyclictest97550irq/166-enp0s3122:39:036
49211299357356,1cyclictest97550irq/166-enp0s3122:39:026
49211299357355,1cyclictest453185-21kworker/6:019:41:026
49211299357355,1cyclictest453185-21kworker/6:019:41:026
49206599357355,1cyclictest513972-21kworker/0:221:15:020
49206599357355,1cyclictest513972-21kworker/0:220:15:020
49206599357355,1cyclictest0-21swapper/019:45:020
49211299356355,1cyclictest97550irq/166-enp0s3123:03:026
49211299356355,1cyclictest97550irq/166-enp0s3122:24:026
49206599356355,1cyclictest725301-21kworker/0:123:51:020
49206599356354,1cyclictest513972-21kworker/0:220:45:030
49211299355354,1cyclictest97550irq/166-enp0s3100:22:026
49211299355353,1cyclictest97550irq/166-enp0s3119:20:026
49211299355353,1cyclictest97550irq/166-enp0s3100:39:026
49211299355353,1cyclictest522993-21kworker/6:220:39:026
49211299355353,1cyclictest453185-21kworker/6:019:31:036
49211299355351,3cyclictest632907-21kworker/6:222:48:026
49211299354353,1cyclictest0-21swapper/620:41:026
49211299354352,1cyclictest97550irq/166-enp0s3122:53:026
49206599354352,1cyclictest725301-21kworker/0:123:34:020
49206599354352,1cyclictest0-21swapper/019:39:020
49211299353352,1cyclictest97550irq/166-enp0s3122:03:026
49211299353352,1cyclictest97550irq/166-enp0s3121:47:026
49211299353351,1cyclictest453185-21kworker/6:019:29:026
49206599353351,1cyclictest513972-21kworker/0:219:59:030
49211299352351,1cyclictest453185-21kworker/6:019:35:026
49211299352350,1cyclictest97550irq/166-enp0s3120:31:026
49206599352351,1cyclictest513972-21kworker/0:221:05:020
49206599352350,1cyclictest0-21swapper/022:02:020
49211299351350,1cyclictest97550irq/166-enp0s3119:57:026
49211299351350,1cyclictest569191-21kworker/6:021:52:026
49206599351349,1cyclictest680264-21kworker/0:022:59:030
49211299350349,1cyclictest97550irq/166-enp0s3122:31:026
49211299350348,2cyclictest692802-21kworker/6:123:06:026
49211299350348,1cyclictest97550irq/166-enp0s3120:51:026
49206599350349,1cyclictest513972-21kworker/0:220:37:020
49206599350349,1cyclictest0-21swapper/021:20:030
49206599350348,1cyclictest513972-21kworker/0:219:53:020
49206599349348,1cyclictest494781-21kworker/0:019:20:020
49206599349348,1cyclictest0-21swapper/021:27:030
49211299348346,2cyclictest728878-21kworker/6:223:48:026
49206599348347,1cyclictest725301-21kworker/0:100:06:020
49206599348347,1cyclictest513972-21kworker/0:220:29:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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