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2025-12-02 - 14:03
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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 rack0slot7.osadl.org (updated Tue Dec 02, 2025 00:46:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30732899406406,0cyclictest0-21swapper/823:27:4214
30732899406405,1cyclictest0-21swapper/822:50:2914
30732899406405,1cyclictest0-21swapper/819:26:1414
30735799327326,0cyclictest0-21swapper/1522:50:287
30735799327326,0cyclictest0-21swapper/1519:26:147
30735799326326,0cyclictest0-21swapper/1523:27:427
30734699325325,0cyclictest0-21swapper/1219:27:164
30734699325324,1cyclictest0-21swapper/1223:39:004
30734699325324,1cyclictest0-21swapper/1223:14:204
30734699324324,0cyclictest0-21swapper/1223:56:044
30734699324324,0cyclictest0-21swapper/1223:54:344
30734699324324,0cyclictest0-21swapper/1223:54:344
30734699324324,0cyclictest0-21swapper/1222:53:554
30734699324324,0cyclictest0-21swapper/1222:45:184
30734699324323,1cyclictest390347-21seamonkey22:44:014
30734699323323,0cyclictest0-21swapper/1200:27:214
30735599318317,0cyclictest0-21swapper/1423:27:436
30735599317316,1cyclictest0-21swapper/1419:28:316
30735599317316,0cyclictest0-21swapper/1422:50:286
30733299289282,6cyclictest390842-21Renderer00:31:2515
30729999289282,6cyclictest390842-21Renderer23:58:200
307299992890,1cyclictest0-21swapper/023:47:580
30735199288282,4cyclictest3834819-21Renderer19:25:085
30731099288281,5cyclictest390842-21Renderer22:36:359
30730599288282,5cyclictest390842-21Renderer00:27:218
30729999288282,5cyclictest323654-21Xorg00:24:070
30729999288281,6cyclictest323654-21Xorg23:43:530
30729999288280,8cyclictest390842-21Renderer00:00:270
307299992881,282cyclictest0-21swapper/019:27:260
30735199287282,4cyclictest323654-21Xorg00:32:185
30734699287282,3cyclictest323654-21Xorg00:12:004
30734699287282,3cyclictest323654-21Xorg00:12:004
307342992870,1cyclictest0-21swapper/1123:40:123
30733599287282,4cyclictest390842-21Renderer22:35:312
30733299287281,5cyclictest323654-21Xorg22:25:2615
30732899287282,4cyclictest323654-21Xorg23:17:1214
30732899287282,4cyclictest323654-21Xorg23:12:2114
30732899287281,5cyclictest323654-21Xorg00:02:1614
30732499287283,3cyclictest3834819-21Renderer19:26:1613
30730599287283,3cyclictest3834819-21Renderer19:28:268
307346992860,285cyclictest0-21swapper/1223:47:354
30734299286282,3cyclictest390842-21Renderer22:44:473
30734299286280,5cyclictest390842-21Renderer00:35:343
30734299286280,5cyclictest390842-21Renderer00:35:333
30733599286280,5cyclictest3834819-21Renderer19:25:372
307335992860,283cyclictest0-21swapper/1000:30:242
307332992860,285cyclictest0-21swapper/900:27:5315
30732899286282,3cyclictest323654-21Xorg23:51:4414
30732899286282,3cyclictest323654-21Xorg23:51:4414
30732499286282,3cyclictest323654-21Xorg23:31:3213
30732499286281,4cyclictest390842-21Renderer22:28:0013
30732199286282,3cyclictest3834819-21Renderer19:28:3112
30732199286282,3cyclictest323654-21Xorg22:30:1612
30732199286280,5cyclictest390842-21Renderer23:52:3112
30732199286280,5cyclictest390842-21Renderer23:52:3012
30731099286282,3cyclictest390842-21Renderer00:36:119
30731099286282,3cyclictest390842-21Renderer00:36:119
30730599286282,3cyclictest390842-21Renderer00:32:258
30730199286281,4cyclictest390842-21Renderer00:27:531
30734699285281,3cyclictest390842-21Renderer23:44:284
30734699285281,3cyclictest323654-21Xorg00:37:504
30734699285281,3cyclictest323654-21Xorg00:37:494
30734699285280,4cyclictest323654-21Xorg22:05:544
30734699285280,4cyclictest323654-21Xorg22:05:544
30733599285281,3cyclictest390842-21Renderer00:25:172
30733299285279,5cyclictest390842-21Renderer23:32:5615
30732199285281,3cyclictest390842-21Renderer23:26:4412
30732199285281,3cyclictest390842-21Renderer22:20:0612
30731399285282,2cyclictest1464107-21kworker/4:1+events00:33:0210
30731399285281,3cyclictest323654-21Xorg00:35:0110
30731399285281,3cyclictest323654-21Xorg00:35:0010
30731099285281,3cyclictest323654-21Xorg22:53:289
30730199285280,4cyclictest390842-21Renderer00:30:251
30730199285280,4cyclictest3834819-21Renderer19:28:391
30729999285278,6cyclictest323925-21gnome-shell00:05:580
30735199284280,3cyclictest390842-21Renderer23:11:205
30735199284280,3cyclictest323654-21Xorg23:40:335
307351992840,1cyclictest0-21swapper/1323:47:425
30734699284278,3cyclictest390842-21Renderer23:19:414
30734299284280,3cyclictest323654-21Xorg00:26:183
307342992840,283cyclictest1456224-21kthreadcore00:15:243
307342992840,283cyclictest0-21swapper/1100:09:103
307342992840,282cyclictest0-21swapper/1100:12:003
307342992840,282cyclictest0-21swapper/1100:12:003
30733599284279,4cyclictest323925-21gnome-shell23:54:592
30733599284279,4cyclictest323925-21gnome-shell23:54:582
30732499284280,3cyclictest323654-21Xorg22:10:3413
30732199284280,3cyclictest323925-21gnome-shell23:15:5812
307313992840,283cyclictest0-21swapper/423:20:0110
30731099284279,4cyclictest390842-21Renderer00:17:129
307310992840,1cyclictest0-21swapper/300:02:459
307357992830,281cyclictest0-21swapper/1522:06:307
307357992830,281cyclictest0-21swapper/1522:06:307
307357992830,1cyclictest0-21swapper/1500:08:557
307355992830,282cyclictest0-21swapper/1400:02:596
307351992830,282cyclictest0-21swapper/1322:27:585
30734299283280,3cyclictest323654-21Xorg23:36:233
307335992830,1cyclictest0-21swapper/1022:45:472
30732899283279,3cyclictest323654-21Xorg22:55:0114
30732899283278,4cyclictest323654-21Xorg22:33:4714
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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