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2026-01-24 - 15:25
[ 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 376 highest latencies:
System rack0slot2.osadl.org (updated Sat Jan 24, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
415679021020,1sleep74156793-21cut11:37:307
354492525948,8sleep60-21swapper/607:03:396
354493225747,7sleep40-21swapper/407:03:454
354493325443,8sleep50-21swapper/507:03:465
354516325217,30sleep70-21swapper/707:07:017
3545468994947,2cyclictest3793954-21kworker/u16:1+flush-8:009:22:054
3545471994846,2cyclictest78034-21kworker/u16:3+flush-8:012:37:055
3545468994542,2cyclictest3927859-21kworker/u16:1+flush-8:010:17:064
3545471994442,2cyclictest4183808-21kworker/u16:2+events_unbound12:07:055
37465322400,0sleep73746533-21grep08:47:237
3545471993735,2cyclictest3952421-21kworker/u16:4+events_unbound10:42:245
3545477993530,4cyclictest4099080-21latency_hist11:17:057
3545472993331,2cyclictest3793954-21kworker/u16:1+flush-8:009:40:386
3545471993331,2cyclictest3781400-21kworker/u16:3+flush-8:009:17:055
3545471993329,3cyclictest3952421-21kworker/u16:4+flush-8:010:32:355
3545471993230,2cyclictest3781400-21kworker/u16:3+flush-8:010:22:315
3545471993129,2cyclictest4148201-21kworker/u16:0+flush-8:012:12:005
3545468993128,3cyclictest3952421-21kworker/u16:4+flush-8:011:07:334
3545472993028,2cyclictest3781400-21kworker/u16:3+flush-8:010:12:366
3545471993028,2cyclictest3927859-21kworker/u16:1+events_unbound11:48:065
3545471993027,2cyclictest4122593-21kworker/u16:2+flush-8:011:42:055
3545471993026,3cyclictest3559169-21kworker/u16:3+flush-8:007:42:065
3545468993027,2cyclictest4183808-21kworker/u16:2+flush-8:012:12:224
3545468993027,2cyclictest3781400-21kworker/u16:3+flush-8:009:47:224
3545477992928,0cyclictest0-21swapper/707:17:207
3545468992926,2cyclictest3952421-21kworker/u16:4+flush-8:011:22:344
3545477992827,0cyclictest0-21swapper/709:02:207
3545471992826,2cyclictest2820204-21kworker/u16:0+flush-8:007:47:305
3545471992826,2cyclictest2820204-21kworker/u16:0+flush-8:007:47:305
3545471992725,2cyclictest4122593-21kworker/u16:2+flush-8:011:32:335
3545468992725,2cyclictest2820204-21kworker/u16:0+flush-8:008:17:274
3545468992725,2cyclictest2820204-21kworker/u16:0+flush-8:007:12:064
3545468992724,2cyclictest4134116-21kworker/u16:5+events_unbound11:29:224
41838502250,1chrt4183848-21ssh11:50:127
3545477992523,1cyclictest3927044-21ssh10:05:397
3545477992520,4cyclictest650-21systemd-journal10:58:057
3545471992523,2cyclictest4013688-21kworker/u16:2+events_unbound11:07:365
3545471992523,2cyclictest3952421-21kworker/u16:4+flush-8:011:22:225
3545468992523,2cyclictest2820204-21kworker/u16:0+events_unbound07:12:324
39948432240,1chrt3994844-21kthreadcore10:32:307
3545471992423,1cyclictest3952421-21kworker/u16:4+events_unbound10:29:125
3545477992320,2cyclictest3561835-21grep07:12:237
3545471992321,2cyclictest3952421-21kworker/u16:4+flush-8:011:22:055
3545468992321,2cyclictest3559170-21kworker/u16:4+events_unbound07:27:294
38267442220,1chrt3826743-21ssh09:22:337
3545477992220,1cyclictest0-21swapper/708:57:237
3545477992217,4cyclictest650-21systemd-journal07:47:067
3545477992217,4cyclictest650-21systemd-journal07:47:067
354547799220,21cyclictest650-21systemd-journal11:27:057
3545472992220,2cyclictest2820204-21kworker/u16:0+flush-8:007:37:356
3545471992220,2cyclictest3559169-21kworker/u16:3+flush-8:007:57:065
3545468992220,2cyclictest3927859-21kworker/u16:1+events_unbound11:32:224
3545468992220,2cyclictest3674941-21kworker/u16:3+flush-8:008:27:294
3545477992119,1cyclictest0-21swapper/708:07:267
3545477992116,4cyclictest3842198-21latency_hist09:32:067
3545471992119,2cyclictest3559169-21kworker/u16:3+flush-8:007:37:015
3545471992119,2cyclictest2820204-21kworker/u16:0+flush-8:007:07:365
3545471992118,2cyclictest3927859-21kworker/u16:1+flush-8:010:57:215
3545468992118,2cyclictest4183808-21kworker/u16:2+flush-8:012:22:114
3545471992018,2cyclictest3781400-21kworker/u16:3+events_unbound09:57:235
3545468992019,1cyclictest4148201-21kworker/u16:0+events_unbound12:32:394
3545468992018,2cyclictest3927859-21kworker/u16:1+flush-8:010:12:014
3545468992016,3cyclictest3952421-21kworker/u16:4+flush-8:011:02:224
3545477991914,4cyclictest28150-21latency_hist12:07:057
3545477991913,5cyclictest52701-21latency_hist12:17:057
3545477991910,8cyclictest0-21swapper/711:29:107
3545471991917,2cyclictest3927859-21kworker/u16:1+flush-8:011:47:055
3545471991917,2cyclictest3781400-21kworker/u16:3+events_unbound10:37:355
3545471991917,2cyclictest3781400-21kworker/u16:3+events_unbound10:17:235
3545471991917,2cyclictest2820204-21kworker/u16:0+events_unbound08:57:215
3545468991917,2cyclictest3732547-21kworker/u16:2+flush-8:008:42:214
3545477991816,1cyclictest74866-21ssh12:22:597
3545477991816,1cyclictest3974841-21ssh10:23:327
3545477991815,2cyclictest3953345-21df10:17:197
3545477991814,3cyclictest1267-21snmpd07:25:527
3545477991813,4cyclictest4086845-21latency_hist11:12:057
3545471991816,2cyclictest4134116-21kworker/u16:5+events_unbound11:29:205
3545471991816,2cyclictest3781400-21kworker/u16:3+events_unbound09:32:385
3545468991816,2cyclictest4183808-21kworker/u16:2+flush-8:012:17:494
3545468991816,2cyclictest4148201-21kworker/u16:0+flush-8:012:27:454
3545468991816,2cyclictest3793954-21kworker/u16:1+flush-8:009:12:234
3545468991816,2cyclictest3674941-21kworker/u16:3+events_unbound08:47:294
354547799177,8cyclictest0-21swapper/707:57:197
3545477991716,1cyclictest3780971-21diskmemload10:39:197
3545477991716,0cyclictest0-21swapper/710:31:277
3545477991715,1cyclictest3876559-21ssh09:42:497
3545477991714,2cyclictest1218-21ssh11:53:307
354547799170,16cyclictest1267-21snmpd11:36:367
3545471991715,2cyclictest3781400-21kworker/u16:3+flush-8:009:22:225
3545471991715,2cyclictest3781400-21kworker/u16:3+events_unbound09:47:215
3545471991715,2cyclictest3732547-21kworker/u16:2+events_unbound09:02:285
3545468991715,2cyclictest2820204-21kworker/u16:0+flush-8:007:22:214
3545468991714,2cyclictest3674941-21kworker/u16:3+flush-8:008:32:304
354547799166,9cyclictest6184-21gvfs-afc-volume09:08:027
3545477991615,1cyclictest0-21swapper/712:31:587
3545477991615,0cyclictest0-21swapper/710:07:477
3545477991614,1cyclictest4025122-21ssh10:45:537
3545477991614,1cyclictest3890506-21ssh09:50:567
354547799160,14cyclictest0-21swapper/707:07:317
3545472991613,3cyclictest3781400-21kworker/u16:3+flush-8:009:32:236
3545472991613,2cyclictest2820204-21kworker/u16:0+flush-8:009:17:126
3545471991614,2cyclictest3781400-21kworker/u16:3+events_unbound09:27:315
3545471991614,2cyclictest3526365-21kworker/u16:1+flush-8:007:12:115
3545471991614,2cyclictest3240-21kworker/u16:1+events_unbound11:57:325
3545468991614,2cyclictest3674941-21kworker/u16:3+events_unbound08:37:214
354547799158,6cyclictest0-21swapper/709:12:257
3545477991514,0cyclictest0-21swapper/710:56:437
3545477991514,0cyclictest0-21swapper/709:17:437
3545477991514,0cyclictest0-21swapper/708:32:267
3545477991513,1cyclictest0-21swapper/712:00:407
3545477991512,2cyclictest4172634-21munin-run11:47:057
3545472991514,1cyclictest0-21swapper/611:48:436
3545468991514,1cyclictest3927859-21kworker/u16:1+events_unbound10:35:394
3545468991513,2cyclictest4148201-21kworker/u16:0+events_unbound11:52:354
354547799147,6cyclictest0-21swapper/711:06:297
354547799145,7cyclictest0-21swapper/709:32:107
354547799143,2cyclictest3912226-21memory09:57:307
3545477991414,0cyclictest0-21swapper/710:13:487
3545477991410,3cyclictest4034942-21ntpq10:47:357
3545477991410,3cyclictest3863592-21ntpq09:37:347
3545472991413,1cyclictest0-21swapper/611:38:476
3545472991413,1cyclictest0-21swapper/611:24:366
354547299140,1cyclictest0-21swapper/612:16:186
354547299140,1cyclictest0-21swapper/611:45:536
354547299140,1cyclictest0-21swapper/611:10:066
354547299140,14cyclictest0-21swapper/611:54:336
354547299140,14cyclictest0-21swapper/610:45:206
354547299140,14cyclictest0-21swapper/610:38:436
354547299140,14cyclictest0-21swapper/610:00:346
3545471991412,2cyclictest3559170-21kworker/u16:4+events_unbound07:27:275
354547199140,1cyclictest0-21swapper/512:28:115
3545468991413,1cyclictest0-21swapper/411:58:084
3545468991413,1cyclictest0-21swapper/411:44:064
3545468991413,1cyclictest0-21swapper/410:46:244
3545468991413,1cyclictest0-21swapper/410:24:394
3545468991412,2cyclictest3781400-21kworker/u16:3+events_unbound10:07:004
354546899140,1cyclictest0-21swapper/411:18:154
354546899140,1cyclictest0-21swapper/410:57:274
354547799139,3cyclictest3731729-21ntpq08:37:297
354547799139,3cyclictest1267-21snmpd08:23:427
354547799136,6cyclictest0-21swapper/712:19:267
354547799136,6cyclictest0-21swapper/711:18:067
354547799136,6cyclictest0-21swapper/709:52:067
354547799134,8cyclictest37329-21ntp_states12:07:347
354547799132,2cyclictest93757-21grep12:32:257
354547799131,10cyclictest1614186-21dockerd08:17:357
3545477991310,2cyclictest955-21in:imjournal08:27:307
354547799130,3cyclictest1116-21lldpd08:52:247
3545472991312,1cyclictest0-21swapper/612:18:506
3545472991312,1cyclictest0-21swapper/611:05:316
3545472991312,1cyclictest0-21swapper/610:32:066
3545472991312,1cyclictest0-21swapper/607:47:216
3545472991312,1cyclictest0-21swapper/607:47:216
354547299130,13cyclictest0-21swapper/609:09:396
354547299130,0cyclictest0-21swapper/611:17:216
3545471991311,2cyclictest3952421-21kworker/u16:4+flush-8:010:48:105
3545471991311,2cyclictest3927859-21kworker/u16:1+flush-8:010:57:015
3545471991310,2cyclictest2820204-21kworker/u16:0+events_unbound09:37:115
354547199130,13cyclictest0-21swapper/512:12:445
354547199130,13cyclictest0-21swapper/511:53:305
3545468991312,1cyclictest0-21swapper/410:01:574
3545468991312,1cyclictest0-21swapper/409:35:284
3545468991312,1cyclictest0-21swapper/409:09:184
3545468991311,2cyclictest4183808-21kworker/u16:2+flush-8:012:07:484
3545468991311,2cyclictest3655799-21kworker/u16:1+flush-8:008:02:214
354546899130,13cyclictest0-21swapper/407:32:394
354547799129,2cyclictest0-21swapper/707:52:357
354547799128,3cyclictest1267-21snmpd08:43:097
354547799128,3cyclictest1267-21snmpd08:12:597
354547799128,3cyclictest1267-21snmpd07:37:237
354547799128,3cyclictest1267-21snmpd07:34:357
354547799120,10cyclictest650-21systemd-journal07:27:077
3545472991211,1cyclictest0-21swapper/612:31:266
3545472991211,1cyclictest0-21swapper/610:08:366
3545472991211,1cyclictest0-21swapper/609:52:136
3545472991211,1cyclictest0-21swapper/609:23:506
3545472991211,1cyclictest0-21swapper/609:01:176
354547299120,1cyclictest0-21swapper/608:48:416
354547299120,0cyclictest0-21swapper/611:57:236
354547299120,0cyclictest0-21swapper/609:05:336
354547199129,2cyclictest4183808-21kworker/u16:2+events_unbound12:17:235
3545471991211,1cyclictest0-21swapper/511:06:505
3545471991211,1cyclictest0-21swapper/510:13:425
3545471991211,1cyclictest0-21swapper/509:55:155
3545471991211,1cyclictest0-21swapper/509:47:035
3545471991211,1cyclictest0-21swapper/507:22:205
3545471991210,2cyclictest2820204-21kworker/u16:0+events_unbound08:07:235
354547199120,1cyclictest0-21swapper/509:18:315
354546899127,4cyclictest3628210-21kthreadcore07:47:234
354546899127,4cyclictest3628210-21kthreadcore07:47:234
3545468991211,1cyclictest0-21swapper/411:49:284
3545468991211,1cyclictest0-21swapper/410:52:524
3545468991211,1cyclictest0-21swapper/409:43:304
3545468991210,2cyclictest3655799-21kworker/u16:1+events_unbound08:12:224
3545468991210,2cyclictest3240-21kworker/u16:1+events_unbound12:02:224
3545468991210,2cyclictest2820204-21kworker/u16:0+events_unbound07:17:314
354546899120,12cyclictest0-21swapper/408:57:004
354547799118,2cyclictest1267-21snmpd08:05:447
3545477991110,0cyclictest0-21swapper/707:42:207
354547299119,2cyclictest3927859-21kworker/u16:1+events_unbound11:29:086
354547299118,2cyclictest2820204-21kworker/u16:0+flush-8:008:17:236
3545472991110,1cyclictest0-21swapper/612:23:526
3545472991110,1cyclictest0-21swapper/610:27:416
354547299110,11cyclictest0-21swapper/608:10:036
354547199119,2cyclictest3674941-21kworker/u16:3+flush-8:008:27:225
354547199119,2cyclictest3559169-21kworker/u16:3+flush-8:008:02:015
3545471991110,1cyclictest0-21swapper/512:25:395
3545471991110,1cyclictest0-21swapper/510:09:365
3545471991110,1cyclictest0-21swapper/510:03:275
3545471991110,1cyclictest0-21swapper/508:49:215
3545471991110,1cyclictest0-21swapper/508:12:375
3545471991110,1cyclictest0-21swapper/507:44:435
3545471991110,1cyclictest0-21swapper/507:19:395
354547199110,11cyclictest0-21swapper/508:22:145
354547199110,11cyclictest0-21swapper/508:05:415
354546899119,2cyclictest2820204-21kworker/u16:0+events_unbound07:42:304
354546899117,3cyclictest3695213-21cat08:22:214
354546899110,11cyclictest0-21swapper/409:01:064
354547299109,1cyclictest0-21swapper/611:34:036
354547299109,1cyclictest0-21swapper/610:56:236
354547299109,1cyclictest0-21swapper/610:23:166
354547299109,1cyclictest0-21swapper/609:48:076
354547299106,3cyclictest3753190-21cat08:52:216
354547299106,3cyclictest3646922-21cat07:57:216
354547199109,1cyclictest0-21swapper/509:08:165
354547199108,2cyclictest4013688-21kworker/u16:2+flush-8:011:12:065
354546899109,1cyclictest0-21swapper/411:13:224
35454729998,1cyclictest0-21swapper/611:00:576
35454729998,1cyclictest0-21swapper/609:13:356
35454729998,1cyclictest0-21swapper/607:44:316
35454729998,1cyclictest0-21swapper/607:27:486
35454729998,1cyclictest0-21swapper/607:09:126
35454729996,2cyclictest3724293-21irqcore08:37:216
35454729990,8cyclictest0-21swapper/608:06:486
35454719998,1cyclictest2820204-21kworker/u16:0+flush-8:008:42:265
35454719998,1cyclictest0-21swapper/508:17:215
35454719997,2cyclictest2820204-21kworker/u16:0+events_unbound08:37:315
35454689998,1cyclictest0-21swapper/410:18:024
35454689998,1cyclictest0-21swapper/408:01:494
35454689997,2cyclictest3793954-21kworker/u16:1+events_unbound09:23:364
35454729987,1cyclictest0-21swapper/610:18:516
35454729987,1cyclictest0-21swapper/609:44:016
35454729987,1cyclictest0-21swapper/607:33:196
35454729986,1cyclictest0-21swapper/608:12:246
35454729983,4cyclictest3717914-21cut08:32:256
35454729983,4cyclictest3638915-21cut07:52:246
35454729983,4cyclictest3587143-21wc07:22:336
35454729983,4cyclictest3556536-21cut07:12:076
35454719986,1cyclictest0-21swapper/508:32:315
35454689987,1cyclictest0-21swapper/410:37:354
35454689985,2cyclictest0-21swapper/407:52:214
35454689984,3cyclictest3669976-21cut08:07:264
35454689984,3cyclictest3609791-21cut07:37:244
35454689983,4cyclictest3775443-21kthreadcore09:02:254
35454729976,1cyclictest0-21swapper/612:05:456
35454729976,1cyclictest0-21swapper/610:02:286
35454729973,3cyclictest3733289-21expr08:42:166
35454729973,3cyclictest3694649-21expr08:22:196
35454729973,3cyclictest3570007-21cut07:17:226
35454729970,6cyclictest3706713-21tr08:27:236
35454719973,3cyclictest3753028-21tune2fs08:52:205
35454689973,3cyclictest1-21systemd11:42:054
35454729965,1cyclictest0-21swapper/611:12:186
35454729965,1cyclictest0-21swapper/610:47:236
35454729965,1cyclictest0-21swapper/609:29:496
35454729963,1cyclictest681rcuog/412:32:566
35454729962,3cyclictest1-21systemd12:12:056
35454689964,2cyclictest3952421-21kworker/u16:4+events_unbound10:27:394
35454689961,1cyclictest201rcu_preempt09:37:274
35454689960,1cyclictest0-21swapper/410:47:564
35454689960,1cyclictest0-21swapper/409:52:074
35454689960,1cyclictest0-21swapper/409:30:574
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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