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2026-02-09 - 22:24
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
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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 792 highest latencies:
System rack0slot2.osadl.org (updated Mon Feb 09, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
397953826135,8sleep40-21swapper/407:05:564
397936225848,7sleep60-21swapper/607:03:266
3979843994945,3cyclictest650-21systemd-journal08:26:017
3979841994945,3cyclictest35267-21kworker/u16:5+flush-8:009:26:026
397984399430,41cyclictest380312-21latency_hist11:36:027
3979841994340,2cyclictest2887-21kworker/u16:2+events_unbound09:31:176
3979836994138,2cyclictest160536-21kworker/u16:1+flush-8:011:16:014
397948124131,7sleep50-21swapper/507:05:095
3979843993934,4cyclictest650-21systemd-journal10:06:017
3979841993936,2cyclictest439376-21kworker/u16:2+flush-8:012:11:176
39708492393,30sleep70-21swapper/707:01:187
3979841993634,2cyclictest160536-21kworker/u16:1+events_unbound10:21:176
3979836993532,3cyclictest3960260-21kworker/u16:2+flush-8:007:11:334
3979837993432,2cyclictest490617-21kworker/u16:1+flush-8:012:26:295
429992330,1chrt43000-21kthreadcore09:16:245
429992330,1chrt43000-21kthreadcore09:16:245
3979836993331,2cyclictest304383-21kworker/u16:3+flush-8:011:25:574
3979841993229,2cyclictest160536-21kworker/u16:1+events_unbound10:11:156
3979836993230,2cyclictest366335-21kworker/u16:4+flush-8:012:31:174
3979843993129,1cyclictest451401-21ssh12:01:367
3979843993029,0cyclictest0-21swapper/709:51:257
3979841993027,2cyclictest490617-21kworker/u16:1+events_unbound12:31:166
3979843992827,0cyclictest0-21swapper/711:01:487
3979841992826,2cyclictest75857-21kworker/u16:1+flush-8:009:36:186
3979836992826,2cyclictest439376-21kworker/u16:2+flush-8:012:11:324
3979836992825,2cyclictest62346-21kworker/u16:0+flush-8:009:41:224
3979836992725,2cyclictest3960260-21kworker/u16:2+events_unbound07:56:224
3979843992626,0cyclictest0-21swapper/709:42:087
3979843992625,0cyclictest0-21swapper/707:34:377
3979843992622,3cyclictest366202-21pool-gnome-soft11:28:027
3979841992624,2cyclictest4120553-21kworker/u16:3+events_unbound09:11:176
3979836992623,2cyclictest366335-21kworker/u16:4+events_unbound11:36:194
3979841992523,2cyclictest135690-21kworker/u16:2+flush-8:010:01:176
3979837992523,2cyclictest331260-21kworker/u16:5+events_unbound11:28:055
3979843992423,0cyclictest0-21swapper/708:47:267
3979843992423,0cyclictest0-21swapper/707:24:507
3979843992318,4cyclictest147878-21latency_hist10:01:027
3979843992318,4cyclictest147878-21latency_hist10:01:027
3979841992321,2cyclictest4186546-21kworker/u16:1+events_unbound08:51:156
3979843992221,0cyclictest0-21swapper/707:58:497
3979843992221,0cyclictest0-21swapper/707:12:067
3979837992219,2cyclictest160536-21kworker/u16:1+flush-8:010:16:215
3979836992220,2cyclictest4011665-21kworker/u16:4+events_unbound07:21:154
3979836992220,2cyclictest35267-21kworker/u16:5+events_unbound09:21:214
3979836992220,2cyclictest304383-21kworker/u16:3+events_unbound11:16:274
3979843992119,1cyclictest0-21swapper/711:46:217
3979841992119,2cyclictest62346-21kworker/u16:0+events_unbound10:06:296
3979841992119,2cyclictest160536-21kworker/u16:1+events_unbound11:16:256
3979836992119,2cyclictest4011665-21kworker/u16:4+events_unbound08:11:314
3979836992119,2cyclictest366335-21kworker/u16:4+flush-8:011:56:264
3979836992118,2cyclictest62346-21kworker/u16:0+events_unbound11:01:324
3979836992118,2cyclictest439376-21kworker/u16:2+events_unbound12:16:174
3979843992019,0cyclictest0-21swapper/709:17:187
3979843992019,0cyclictest0-21swapper/709:17:187
3979843992019,0cyclictest0-21swapper/709:03:537
3979843992019,0cyclictest0-21swapper/708:35:337
3979837992018,2cyclictest366226-21kworker/u16:1+events_unbound11:31:165
3979836992018,2cyclictest99384-21kworker/u16:3+events_unbound09:46:164
3979836992018,2cyclictest62346-21kworker/u16:0+flush-8:010:06:294
3979836992018,2cyclictest439376-21kworker/u16:2+events_unbound12:25:464
3979836992018,2cyclictest4120553-21kworker/u16:3+flush-8:008:25:574
3979836992018,2cyclictest4011665-21kworker/u16:4+events_unbound07:41:234
3979836992018,2cyclictest160536-21kworker/u16:1+events_unbound11:06:294
3979843991918,0cyclictest0-21swapper/708:59:337
3979843991918,0cyclictest0-21swapper/707:42:207
3979843991918,0cyclictest0-21swapper/707:30:017
3979843991914,4cyclictest490576-21latency_hist12:21:027
3979843991914,4cyclictest429204-21latency_hist11:56:017
3979841991917,2cyclictest366226-21kworker/u16:1+flush-8:011:33:596
3979841991916,2cyclictest4157729-21kworker/u16:0+flush-8:009:06:226
397983799190,14cyclictest0-21swapper/510:42:355
3979836991917,2cyclictest392684-21kworker/u16:0+flush-8:012:01:264
3979843991817,0cyclictest0-21swapper/708:40:247
3979843991817,0cyclictest0-21swapper/708:40:247
3979843991817,0cyclictest0-21swapper/707:51:227
3979843991817,0cyclictest0-21swapper/707:51:227
3979843991816,1cyclictest182138-21ssh10:11:407
3979843991816,1cyclictest0-21swapper/712:06:217
3979843991816,1cyclictest0-21swapper/711:06:257
3979841991815,2cyclictest2447562-21kworker/u16:1+flush-8:007:16:136
3979843991716,0cyclictest0-21swapper/711:36:277
3979843991716,0cyclictest0-21swapper/708:45:187
397984199170,16cyclictest4054711-21cut07:41:206
397983799170,17cyclictest0-21swapper/511:18:225
3979836991715,2cyclictest3925671-21kworker/u16:0+events_unbound07:36:164
3979836991715,2cyclictest331260-21kworker/u16:5+events_unbound11:28:034
3979836991715,2cyclictest243423-21kworker/u16:3+events_unbound10:51:304
3979836991715,2cyclictest160536-21kworker/u16:1+events_unbound10:56:334
397984399168,7cyclictest0-21swapper/710:46:207
397984399168,7cyclictest0-21swapper/709:06:177
397984399167,8cyclictest0-21swapper/709:36:227
3979843991615,1cyclictest13320-21diskmemload11:56:277
3979843991615,0cyclictest0-21swapper/708:11:467
3979843991615,0cyclictest0-21swapper/707:20:047
3979843991614,1cyclictest404829-21sed11:46:027
3979843991613,2cyclictest0-21swapper/710:56:027
3979837991614,2cyclictest99384-21kworker/u16:3+events_unbound09:56:145
3979837991614,2cyclictest99384-21kworker/u16:3+events_unbound09:56:145
3979837991612,1cyclictest0-21swapper/510:25:425
397983799160,1cyclictest0-21swapper/508:41:245
3979836991614,2cyclictest4120553-21kworker/u16:3+events_unbound09:11:154
3979836991614,2cyclictest4120553-21kworker/u16:3+events_unbound09:06:224
3979836991613,2cyclictest3960260-21kworker/u16:2+events_unbound07:06:224
397984399157,7cyclictest0-21swapper/710:41:267
397984399156,8cyclictest0-21swapper/710:36:207
397984399156,8cyclictest0-21swapper/710:36:207
397984399156,8cyclictest0-21swapper/710:16:247
3979843991515,0cyclictest0-21swapper/712:26:567
3979843991514,1cyclictest13320-21diskmemload10:31:177
397984399150,2cyclictest0-21swapper/710:26:267
397984399150,14cyclictest0-21swapper/709:21:257
3979841991513,2cyclictest3960260-21kworker/u16:2+events_unbound07:51:276
3979841991513,2cyclictest3960260-21kworker/u16:2+events_unbound07:51:276
3979841991513,2cyclictest35267-21kworker/u16:5+flush-8:009:46:286
3979841991513,2cyclictest160536-21kworker/u16:1+events_unbound10:16:296
397984199150,14cyclictest0-21swapper/608:06:146
3979837991512,3cyclictest0-21swapper/512:04:245
3979837991512,3cyclictest0-21swapper/511:50:505
3979837991512,3cyclictest0-21swapper/511:39:205
3979837991512,2cyclictest2887-21kworker/u16:2+flush-8:009:26:185
397983799150,15cyclictest0-21swapper/511:14:355
397983799150,14cyclictest0-21swapper/512:16:045
397983799150,0cyclictest0-21swapper/510:05:325
3979836991513,2cyclictest62346-21kworker/u16:0+events_unbound09:31:254
3979836991513,2cyclictest4011665-21kworker/u16:4+flush-8:007:56:024
3979836991513,2cyclictest4011665-21kworker/u16:4+flush-8:007:56:024
3979836991513,2cyclictest197231-21kworker/u16:2+flush-8:010:31:324
3979836991512,2cyclictest3960260-21kworker/u16:2+events_unbound08:16:164
397983699150,1cyclictest0-21swapper/408:36:224
397983699150,1cyclictest0-21swapper/408:36:224
397984399146,7cyclictest0-21swapper/712:21:257
397984399146,7cyclictest0-21swapper/711:17:197
397984399145,7cyclictest0-21swapper/712:11:207
3979843991413,0cyclictest0-21swapper/708:16:327
3979843991413,0cyclictest0-21swapper/707:36:137
397984399140,1cyclictest0-21swapper/708:51:247
397984399140,13cyclictest0-21swapper/708:01:287
3979841991412,2cyclictest2887-21kworker/u16:2+events_unbound09:16:206
3979841991412,2cyclictest2887-21kworker/u16:2+events_unbound09:16:206
397984199140,1cyclictest0-21swapper/611:24:536
397984199140,1cyclictest0-21swapper/611:03:556
397984199140,14cyclictest0-21swapper/612:27:096
397984199140,14cyclictest0-21swapper/611:51:416
3979837991413,1cyclictest0-21swapper/512:31:595
3979837991413,1cyclictest0-21swapper/511:10:485
3979837991413,1cyclictest0-21swapper/509:11:185
3979837991412,2cyclictest331260-21kworker/u16:5+events_unbound11:51:165
3979837991412,2cyclictest0-21swapper/511:43:075
3979837991411,1cyclictest0-21swapper/509:38:535
397983799140,1cyclictest0-21swapper/509:45:115
397983799140,14cyclictest0-21swapper/511:01:205
397983799140,14cyclictest0-21swapper/510:50:095
397983799140,14cyclictest0-21swapper/509:47:145
397983799140,12cyclictest0-21swapper/508:14:235
3979836991413,1cyclictest0-21swapper/411:35:464
3979836991413,1cyclictest0-21swapper/410:18:414
3979836991412,2cyclictest366226-21kworker/u16:1+events_unbound11:41:164
397983699140,1cyclictest0-21swapper/412:28:164
397983699140,14cyclictest0-21swapper/410:50:314
397983699140,14cyclictest0-21swapper/410:04:104
397983699140,14cyclictest0-21swapper/409:52:024
397983699140,14cyclictest0-21swapper/409:37:224
397983699140,14cyclictest0-21swapper/409:20:404
397983699140,14cyclictest0-21swapper/409:20:404
397984399139,3cyclictest1267-21snmpd11:12:267
397984399136,6cyclictest0-21swapper/712:34:117
397984399136,6cyclictest0-21swapper/710:22:597
397984399136,6cyclictest0-21swapper/710:06:077
397984399136,6cyclictest0-21swapper/709:26:277
397984399136,6cyclictest0-21swapper/709:11:157
397984399135,7cyclictest0-21swapper/710:55:167
397984399135,7cyclictest0-21swapper/709:46:217
397984399133,9cyclictest344220-21taskset11:21:157
3979841991312,1cyclictest0-21swapper/611:28:406
3979841991312,1cyclictest0-21swapper/609:30:356
3979841991311,2cyclictest3925671-21kworker/u16:0+events_unbound07:26:286
3979841991310,3cyclictest4011665-21kworker/u16:4+events_unbound08:01:176
397984199130,1cyclictest0-21swapper/609:58:016
397984199130,1cyclictest0-21swapper/609:58:016
397984199130,13cyclictest0-21swapper/611:49:476
397984199130,13cyclictest0-21swapper/611:40:106
397984199130,13cyclictest0-21swapper/611:13:226
397984199130,13cyclictest0-21swapper/611:00:086
397984199130,13cyclictest0-21swapper/610:54:276
397984199130,13cyclictest0-21swapper/609:53:456
3979837991312,1cyclictest0-21swapper/510:57:335
3979837991312,1cyclictest0-21swapper/510:07:165
3979837991312,1cyclictest0-21swapper/509:22:105
397983799130,1cyclictest0-21swapper/509:55:455
397983799130,13cyclictest0-21swapper/507:55:185
397983799130,13cyclictest0-21swapper/507:55:185
3979836991312,1cyclictest0-21swapper/411:52:574
3979836991312,1cyclictest0-21swapper/411:47:074
3979836991311,2cyclictest4157729-21kworker/u16:0+flush-8:008:56:244
3979836991311,2cyclictest4120553-21kworker/u16:3+flush-8:008:46:194
3979836991310,2cyclictest160536-21kworker/u16:1+events_unbound10:11:304
397983699130,13cyclictest0-21swapper/412:08:344
397983699130,13cyclictest0-21swapper/410:42:574
397984399125,6cyclictest0-21swapper/709:31:097
3979843991212,0cyclictest0-21swapper/708:28:097
3979843991211,0cyclictest0-21swapper/708:06:237
397984199128,3cyclictest243423-21kworker/u16:3+flush-8:010:40:026
397984199128,3cyclictest243423-21kworker/u16:3+flush-8:010:40:026
397984199127,4cyclictest4033115-21cat07:31:186
3979841991211,1cyclictest0-21swapper/612:19:076
3979841991211,1cyclictest0-21swapper/611:43:576
3979841991211,1cyclictest0-21swapper/610:31:356
3979837991211,1cyclictest0-21swapper/512:21:545
397983799120,12cyclictest0-21swapper/507:45:135
3979836991211,1cyclictest0-21swapper/410:00:334
3979836991211,1cyclictest0-21swapper/410:00:334
3979836991210,2cyclictest3960260-21kworker/u16:2+events_unbound08:01:314
397983699120,1cyclictest0-21swapper/408:34:004
3544362120,2sleep5741rcuc/511:23:515
397984399118,2cyclictest0-21swapper/707:06:237
397984399117,3cyclictest1267-21snmpd07:46:187
397984199119,2cyclictest439376-21kworker/u16:2+flush-8:012:21:236
3979841991110,1cyclictest0-21swapper/609:04:156
3979841991110,1cyclictest0-21swapper/608:35:056
397984199110,1cyclictest0-21swapper/611:06:256
397984199110,11cyclictest0-21swapper/608:37:276
397984199110,11cyclictest0-21swapper/608:37:276
397984199110,11cyclictest0-21swapper/608:13:296
397983799117,3cyclictest4042786-21cat07:36:165
397983799117,3cyclictest4004094-21cat07:16:175
3979837991110,1cyclictest0-21swapper/512:06:175
3979837991110,1cyclictest0-21swapper/510:36:545
3979837991110,1cyclictest0-21swapper/510:36:545
3979837991110,1cyclictest0-21swapper/508:33:185
3979837991110,1cyclictest0-21swapper/508:07:085
397983799110,11cyclictest0-21swapper/508:50:205
397983699117,3cyclictest4011665-21kworker/u16:4+flush-8:007:36:024
397983699110,11cyclictest0-21swapper/409:05:224
397983699110,11cyclictest0-21swapper/408:53:144
397983699110,11cyclictest0-21swapper/407:17:514
397984199109,1cyclictest0-21swapper/612:07:176
397984199109,1cyclictest0-21swapper/612:05:246
397984199109,1cyclictest0-21swapper/611:57:316
397984199109,1cyclictest0-21swapper/610:41:036
397984199109,1cyclictest0-21swapper/610:27:486
397984199109,1cyclictest0-21swapper/609:45:146
397984199108,2cyclictest7537-21kthreadcore08:56:216
397984199106,3cyclictest4178192-21cat08:46:186
397983799109,1cyclictest0-21swapper/510:31:145
397983799109,1cyclictest0-21swapper/509:04:405
397983799109,1cyclictest0-21swapper/508:55:035
397983799109,1cyclictest0-21swapper/507:57:405
397983799109,1cyclictest0-21swapper/507:30:055
397983699109,1cyclictest0-21swapper/410:37:174
397983699109,1cyclictest0-21swapper/410:37:174
397983699109,1cyclictest0-21swapper/408:07:404
397983699108,2cyclictest4120553-21kworker/u16:3+flush-8:008:41:324
39798419998,1cyclictest0-21swapper/607:13:256
39798419994,4cyclictest4122210-21kthreadcore08:16:196
39798419994,4cyclictest4084280-21grep07:56:216
39798419994,4cyclictest267069-21grep10:46:296
39798379998,1cyclictest0-21swapper/512:12:075
39798379997,2cyclictest3925671-21kworker/u16:0+flush-8:007:31:285
39798379995,3cyclictest22490-21sendmail_mailst09:06:245
39798379995,3cyclictest210339-21cat10:26:175
39798369998,1cyclictest0-21swapper/410:24:124
39798369990,8cyclictest4031090-21proc_pri07:26:284
39798369990,8cyclictest0-21swapper/407:46:174
39798419987,1cyclictest0-21swapper/607:36:076
39798419986,2cyclictest4011665-21kworker/u16:4+events_unbound07:46:166
39798419983,4cyclictest4171792-21cut08:41:206
39798419980,7cyclictest3980170-21grep07:06:136
39798379987,1cyclictest0-21swapper/508:40:335
39798379987,1cyclictest0-21swapper/508:40:335
39798379987,1cyclictest0-21swapper/508:21:195
39798379986,1cyclictest0-21swapper/511:56:145
39798379986,1cyclictest0-21swapper/509:31:225
39798379983,4cyclictest4067651-21tr07:46:215
39798379983,4cyclictest4021632-21wc07:21:295
39798379983,4cyclictest180039-21grep10:11:215
39798379980,7cyclictest4124130-21cut08:16:205
39798369983,4cyclictest66554-21cut09:26:214
39798369983,4cyclictest210227-21tune2fs10:26:164
39798419973,3cyclictest4139863-21cut08:26:176
39798419973,3cyclictest4129742-21grep08:21:176
39798419971,5cyclictest0-21swapper/607:21:126
39798379975,1cyclictest0-21swapper/508:01:215
39798379973,3cyclictest3994811-21kthreadcore07:11:195
39798379973,3cyclictest271944-21cut10:51:185
39798379972,4cyclictest4203-21kthreadcore08:56:195
39798379972,4cyclictest4139728-21sed08:26:175
39798379972,4cyclictest3981011-21sed07:06:175
39798369973,3cyclictest4139782-21irqcore08:26:174
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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