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2023-06-11 - 02:29

x86 Intel Core i7-8565U @1800 MHz, Linux 5.4.17-rt9 (Profile)

Latency plot of system in rack #d, slot #0
Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Command line: cyclictest -l100000000 -m -n -p99 -i200 -h400 -a0-2 -t3 -q done
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 50 highest latencies:
System rackdslot0.osadl.org (updated Sat Jun 10, 2023 12:45:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3099199427417,10cyclictest0-21swapper/010:09:020
3099599417416,0cyclictest0-21swapper/110:52:021
3100099403392,10cyclictest12654-21kworker/2:011:54:022
3099199403393,1cyclictest0-21swapper/009:05:010
3099199398389,0cyclictest0-21swapper/011:13:020
3099199394392,1cyclictest18010-21kworker/0:008:38:020
3099199386386,0cyclictest0-21swapper/012:22:010
3099199386386,0cyclictest0-21swapper/012:22:010
3100099384382,2cyclictest0-21swapper/210:09:022
3099199381380,0cyclictest0-21swapper/007:42:020
3099199381380,0cyclictest0-21swapper/007:42:020
3099199372370,1cyclictest18010-21kworker/0:010:52:020
3100099366353,13cyclictest14497-21kworker/2:108:01:022
3100099364361,2cyclictest20418-21gsd-color08:38:022
3100099362362,0cyclictest0-21swapper/209:05:022
3100099360358,2cyclictest0-21swapper/211:13:012
3100099353349,3cyclictest0-21swapper/212:17:022
3100099338335,1cyclictest14497-21kworker/2:107:42:022
3100099338335,1cyclictest14497-21kworker/2:107:42:022
3100099327325,1cyclictest0-21swapper/210:52:022
3100099293291,1cyclictest0-21swapper/207:22:592
3099599292290,1cyclictest0-21swapper/107:13:591
3099199292290,1cyclictest0-21swapper/007:35:590
3100099285282,2cyclictest20271-21gnome-shell08:24:592
3099599285282,2cyclictest20271-21gnome-shell10:21:591
3100099284281,2cyclictest20271-21gnome-shell10:46:592
31000992840,283cyclictest0-21swapper/211:56:592
3099599284281,2cyclictest20271-21gnome-shell10:35:591
3099599283281,1cyclictest0-21swapper/108:05:021
3099599283280,2cyclictest20271-21gnome-shell08:44:591
3099199283281,1cyclictest0-21swapper/007:32:590
3099199283280,2cyclictest20271-21gnome-shell07:45:590
3099599282281,0cyclictest0-21swapper/108:18:011
3099599282279,2cyclictest20271-21gnome-shell09:05:591
30995992810,0cyclictest0-21swapper/109:14:011
3099599278275,2cyclictest20271-21gnome-shell12:16:591
30995992780,277cyclictest0-21swapper/110:59:581
3100099276274,1cyclictest0-21swapper/207:53:592
3100099276274,1cyclictest0-21swapper/207:27:592
3099599276274,1cyclictest0-21swapper/110:44:591
3099599276274,1cyclictest0-21swapper/110:04:591
3100099275273,1cyclictest0-21swapper/208:07:592
3100099273271,1cyclictest0-21swapper/212:24:592
3100099273271,1cyclictest0-21swapper/212:24:582
3099599273271,1cyclictest0-21swapper/110:30:591
3099599273271,1cyclictest0-21swapper/107:19:591
3100099272270,1cyclictest0-21swapper/207:33:592
3100099271269,1cyclictest0-21swapper/209:25:592
3100099271269,1cyclictest0-21swapper/209:15:582
3099599269267,1cyclictest0-21swapper/111:26:591
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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