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2025-04-22 - 18:17
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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
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack0slot8.osadl.org (updated Tue Apr 22, 2025 12:46:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1942899994160,415cyclictest1974016-21meminfo07:40:211
194290799394391,2cyclictest3645091-21kworker/u64:0+events_unbound07:18:0013
1942915993290,328cyclictest0-21swapper/1507:18:007
194290699327324,2cyclictest3634135-21kworker/u64:7+events_unbound07:19:1012
194289999305301,3cyclictest3246025-21kworker/1:2+events07:11:021
194290499287281,5cyclictest7825-21Xorg07:16:3710
194291099285279,5cyclictest7825-21Xorg07:11:172
1942912992840,283cyclictest0-21swapper/1207:25:394
194290299284278,5cyclictest7825-21Xorg07:13:059
194291499283283,0cyclictest0-21swapper/1407:25:406
194290599283277,5cyclictest8338-21gnome-shell07:17:5911
194290799282276,5cyclictest8338-21gnome-shell07:15:0013
1942914992810,280cyclictest0-21swapper/1407:19:116
194291499280279,0cyclictest0-21swapper/1407:14:006
194290899280272,7cyclictest8338-21gnome-shell07:10:5914
194290499280273,6cyclictest7825-21Xorg07:12:4610
194290599276271,4cyclictest7825-21Xorg07:27:3911
194290299276271,4cyclictest7825-21Xorg07:16:079
194289999276274,1cyclictest0-21swapper/107:15:101
194291299275273,1cyclictest0-21swapper/1207:21:094
194291199275270,4cyclictest7825-21Xorg07:23:493
194290599275269,5cyclictest7825-21Xorg07:22:4911
194291199273266,6cyclictest0-21swapper/1107:27:483
194290499272268,3cyclictest0-21swapper/407:21:0910
194291099271266,4cyclictest7825-21Xorg07:29:102
194290699270263,6cyclictest12295-21Renderer07:20:0912
194290199269267,1cyclictest0-21swapper/207:28:308
194290299268266,1cyclictest0-21swapper/307:29:159
194290499267265,1cyclictest0-21swapper/407:25:2810
194289899267259,7cyclictest7825-21Xorg07:24:390
194290299264261,2cyclictest0-21swapper/307:24:009
194290899261254,6cyclictest7825-21Xorg07:26:4014
194291599258257,0cyclictest0-21swapper/1507:24:397
194291099258256,1cyclictest0-21swapper/1007:17:482
194291299255247,7cyclictest7825-21Xorg07:14:474
194290999253247,5cyclictest12295-21Renderer07:17:0315
194289899253249,3cyclictest0-21swapper/007:27:040
194291399252246,5cyclictest12295-21Renderer07:13:445
194290999252245,6cyclictest7825-21Xorg07:29:0015
194290899251250,1cyclictest29450irq/127-xhci_hcd07:17:0414
194290699250245,4cyclictest7825-21Xorg07:10:0012
194291399249240,8cyclictest12295-21Renderer07:27:115
194291599246246,0cyclictest0-21swapper/1507:27:047
194289999246243,2cyclictest0-21swapper/107:28:011
194290599244240,3cyclictest0-21swapper/507:12:0311
194291399241239,1cyclictest0-21swapper/1307:22:595
194290199241236,4cyclictest7825-21Xorg07:19:198
194289899239231,7cyclictest7825-21Xorg07:13:470
194291599229228,0cyclictest0-21swapper/1507:13:487
194291199228225,2cyclictest0-21swapper/1107:12:163
1942914992250,224cyclictest0-21swapper/1407:20:106
194290199224222,1cyclictest0-21swapper/207:10:568
194289899223219,3cyclictest0-21swapper/007:15:070
194291099221219,1cyclictest0-21swapper/1007:24:492
194290699221215,5cyclictest8338-21gnome-shell07:27:0012
194290999219217,1cyclictest0-21swapper/907:11:0115
194290899211209,1cyclictest0-21swapper/807:24:3914
194291299209207,1cyclictest0-21swapper/1207:16:474
194290799202197,4cyclictest8338-21gnome-shell07:26:0013
194290199192184,7cyclictest12295-21Renderer07:24:188
194291399166164,1cyclictest0-21swapper/1307:17:595
1942914991510,150cyclictest0-21swapper/1407:10:016
194290699140134,5cyclictest8338-21gnome-shell07:14:0012
194291199120118,1cyclictest0-21swapper/1107:16:083
19429109910215,43cyclictest0-21swapper/1007:52:092
1942904999324,42cyclictest0-21swapper/407:57:0910
194291199870,86cyclictest2108384-21meminfo10:20:203
194291199860,85cyclictest2024901-21meminfo08:35:233
194291199860,85cyclictest2024901-21meminfo08:35:223
194291099840,83cyclictest2143543-21meminfo11:10:162
194291199830,82cyclictest2114625-21meminfo10:30:153
194291099830,82cyclictest2191650-21meminfo12:15:182
194290899830,82cyclictest2060260-21meminfo09:15:2114
194291099818,29cyclictest0-21swapper/1007:57:102
194289899810,79cyclictest1988932-21meminfo07:55:230
1942912998027,27cyclictest0-21swapper/1207:57:094
194291099800,79cyclictest2042809-21meminfo08:55:202
194291199780,76cyclictest2033513-21meminfo08:45:213
1942902997723,27cyclictest0-21swapper/307:52:089
194290199770,76cyclictest1978511-21meminfo07:45:208
1942899997723,27cyclictest0-21swapper/107:52:081
1942913997571,2cyclictest0-21swapper/1307:52:335
194291299740,73cyclictest2133660-21meminfo10:55:214
194290999740,73cyclictest2118970-21meminfo10:35:2015
194290599740,73cyclictest0-21swapper/507:57:0911
194290299740,73cyclictest2206552-21meminfo12:35:229
194290299730,72cyclictest2172449-21meminfo11:50:159
194291199710,69cyclictest2006724-21meminfo08:15:213
194290899710,70cyclictest2094356-21meminfo10:00:1914
194290899704,65cyclictest1969373-21meminfo07:35:2214
194289899700,69cyclictest2177437-21meminfo11:55:200
194290899690,68cyclictest2002421-21meminfo08:10:2414
194289899690,68cyclictest2147866-21meminfo11:15:230
194289899690,68cyclictest2099761-21meminfo10:10:160
194291099680,67cyclictest1978512-21meminfo07:45:212
194290899680,66cyclictest2089853-21meminfo09:55:2014
194290299680,67cyclictest2195965-21meminfo12:20:229
194290299680,67cyclictest2051642-21meminfo09:05:229
194291399670,66cyclictest2099760-21meminfo10:10:165
194291199670,66cyclictest2195967-21meminfo12:20:223
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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