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2023-12-06 - 05:11
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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 50 highest latencies:
System rackdslot0.osadl.org (updated Wed Dec 06, 2023 00:45:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
813799390379,11cyclictest4724-21kworker/1:021:30:031
813799386382,3cyclictest4724-21kworker/1:019:49:021
814199377375,2cyclictest0-21swapper/219:49:032
814199374372,2cyclictest0-21swapper/221:30:022
813799373362,11cyclictest0-21swapper/121:57:021
813299370367,2cyclictest0-21swapper/019:54:010
813799369367,0cyclictest0-21swapper/123:06:011
813299368358,1cyclictest0-21swapper/020:53:020
813799366364,0cyclictest0-21swapper/120:53:031
814199360358,0cyclictest0-21swapper/220:53:022
813799360360,0cyclictest0-21swapper/123:01:021
814199357355,2cyclictest0-21swapper/221:57:022
813299354354,0cyclictest0-21swapper/023:01:030
814199348346,1cyclictest16634-21kworker/2:223:06:012
813299310305,4cyclictest20271-21gnome-shell21:22:590
813299309303,5cyclictest20271-21gnome-shell00:18:580
8141993060,305cyclictest0-21swapper/219:43:002
813299304301,2cyclictest20271-21gnome-shell19:24:590
814199299297,1cyclictest0-21swapper/200:11:582
813299298293,4cyclictest20271-21gnome-shell21:06:590
813299295290,4cyclictest20271-21gnome-shell21:49:590
813299294288,5cyclictest20271-21gnome-shell22:06:590
813299293288,4cyclictest0-21swapper/000:03:580
813299292289,2cyclictest20271-21gnome-shell20:32:590
813299292286,5cyclictest20271-21gnome-shell22:13:590
813299291285,5cyclictest20271-21gnome-shell21:00:000
813299290285,4cyclictest0-21swapper/021:51:590
814199289287,1cyclictest0-21swapper/219:31:592
814199289284,4cyclictest0-21swapper/221:18:592
813799288283,4cyclictest20271-21gnome-shell21:15:001
813299287282,4cyclictest20271-21gnome-shell21:32:590
814199286284,1cyclictest0-21swapper/220:15:592
814199285279,5cyclictest20271-21gnome-shell22:43:582
813299285279,5cyclictest20271-21gnome-shell21:58:000
813799284282,1cyclictest0-21swapper/120:22:591
813799284278,5cyclictest20271-21gnome-shell19:19:591
813299281276,4cyclictest20271-21gnome-shell23:54:590
814199279273,5cyclictest20271-21gnome-shell20:26:002
813799279277,1cyclictest0-21swapper/119:58:591
813799279274,4cyclictest20271-21gnome-shell21:35:591
813299279277,1cyclictest0-21swapper/019:58:000
814199277275,1cyclictest0-21swapper/223:49:592
814199277275,1cyclictest0-21swapper/223:49:582
814199277271,5cyclictest20271-21gnome-shell22:38:582
813799277275,1cyclictest0-21swapper/100:21:581
813799276270,5cyclictest20271-21gnome-shell20:48:591
813799276270,5cyclictest20271-21gnome-shell20:48:591
814199275273,1cyclictest0-21swapper/222:10:592
813299274269,4cyclictest20271-21gnome-shell23:08:590
813799273268,4cyclictest20271-21gnome-shell20:01:591
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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