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2026-01-22 - 08:13
[ 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 all highest latencies:
System rackbslot7.osadl.org (updated Thu Jan 22, 2026 00:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
189809911043,10cyclictest0-21swapper/120:29:161
189809911043,10cyclictest0-21swapper/120:29:161
189809910438,12cyclictest0-21swapper/122:49:051
18980991023,33cyclictest18982-21latency_hist19:08:441
189809910136,7cyclictest0-21swapper/120:14:441
18984999945,13cyclictest18967-21cyclictest00:04:162
18984999945,13cyclictest18967-21cyclictest00:04:162
18980999933,12cyclictest0-21swapper/119:50:001
1898099983,45cyclictest20127-21apt-get20:48:521
18980999742,8cyclictest0-21swapper/122:28:441
18980999742,8cyclictest0-21swapper/122:28:441
18980999737,54cyclictest0-21swapper/119:44:051
18980999737,54cyclictest0-21swapper/119:44:051
18980999644,11cyclictest200-21systemd-journal23:42:421
18980999644,11cyclictest200-21systemd-journal23:42:421
18980999636,9cyclictest0-21swapper/100:04:061
18980999636,9cyclictest0-21swapper/100:04:061
18980999436,49cyclictest0-21swapper/121:09:161
18980999432,12cyclictest0-21swapper/121:18:441
185302947,66sleep00-21swapper/019:04:380
18980999337,9cyclictest0-21swapper/123:04:001
18980999336,8cyclictest0-21swapper/121:43:421
18980999332,11cyclictest0-21swapper/123:48:551
18980999231,12cyclictest0-21swapper/123:44:121
18980999231,12cyclictest0-21swapper/119:24:031
1799829217,44sleep20-21swapper/219:04:152
18980999135,12cyclictest3598-21latency_hist19:58:421
18980999134,13cyclictest0-21swapper/122:08:431
18980999131,13cyclictest0-21swapper/123:54:051
18980999122,31cyclictest4148-21cpu00:08:551
18980998933,10cyclictest0-21swapper/122:44:021
18980998929,12cyclictest0-21swapper/119:14:591
18975998964,16cyclictest544-21cron19:48:400
18975998964,16cyclictest544-21cron19:48:400
18980998838,42cyclictest0-21swapper/122:23:391
1898099883,34cyclictest26465-21ssh22:02:131
18980998831,10cyclictest0-21swapper/122:09:031
1898099882,32cyclictest22401-21grep21:54:171
18980998725,16cyclictest0-21swapper/100:34:031
1898099872,30cyclictest30602-21acpi23:58:491
1898099863,34cyclictest29769-21fschecks_time19:39:011
1898099863,34cyclictest29769-21fschecks_time19:39:011
18980998632,11cyclictest0-21swapper/100:24:151
18980998627,51cyclictest0-21swapper/123:19:161
18975998643,11cyclictest58-21kcompactd023:07:250
18984998562,12cyclictest0-21swapper/220:03:432
18984998452,25cyclictest27768-21kworker/u19:1+nfsiod23:23:582
18984998452,25cyclictest27768-21kworker/u19:1+nfsiod23:23:582
18984998448,7cyclictest181rcu_preempt20:04:102
18984998436,8cyclictest181rcu_preempt20:14:432
1898099843,31cyclictest15814-21/usr/sbin/munin00:29:061
1898099843,31cyclictest15814-21/usr/sbin/munin00:29:061
18980998428,11cyclictest0-21swapper/121:24:131
18980998428,11cyclictest0-21swapper/121:24:131
18984998365,8cyclictest0-21swapper/222:24:142
18984998365,8cyclictest0-21swapper/222:24:142
18984998362,12cyclictest0-21swapper/220:38:422
18980998330,10cyclictest0-21swapper/123:24:411
18980998330,10cyclictest0-21swapper/123:24:411
18975998311,46cyclictest15-21ksoftirqd/021:38:510
18984998162,12cyclictest0-21swapper/220:28:442
1898499813,63cyclictest13186-21apt-get23:28:562
18984998064,9cyclictest0-21swapper/220:13:432
18984998062,8cyclictest0-21swapper/221:53:432
18984998062,8cyclictest0-21swapper/221:53:432
1898499802,24cyclictest7368-21tune2fs23:19:022
18984997961,8cyclictest0-21swapper/219:13:432
18975997961,11cyclictest26331-21diskmemload23:18:390
18984997863,8cyclictest0-21swapper/222:18:412
18980997833,11cyclictest181rcu_preempt21:19:501
18975997840,11cyclictest17240-21kworker/u18:2-events_unbound20:04:010
18984997761,9cyclictest15060-21kworker/u18:0+events_unbound22:38:392
1897599774,63cyclictest18874-21ssh23:38:550
1897599774,63cyclictest18874-21ssh23:38:550
18984997661,8cyclictest0-21swapper/221:18:452
18984997655,14cyclictest277-21dbus-daemon22:43:412
18984997655,14cyclictest277-21dbus-daemon22:43:412
18984997653,12cyclictest0-21swapper/219:58:432
18984997641,9cyclictest181rcu_preempt00:12:352
18984997629,20cyclictest23093-21awk20:58:402
18984997629,20cyclictest23093-21awk20:58:402
18980997653,16cyclictest18967-21cyclictest23:29:381
18980997653,14cyclictest32066-21kworker/u17:0-rpciod00:14:131
18980997652,16cyclictest32066-21kworker/u17:0-nfsiod23:09:001
18980997644,11cyclictest181rcu_preempt00:20:041
1898099763,31cyclictest25319-21systemctl22:54:121
1897599766,48cyclictest15-21ksoftirqd/000:03:550
1897599766,48cyclictest15-21ksoftirqd/000:03:550
18984997555,14cyclictest24931-21sh21:59:092
18984997553,14cyclictest30785-21sort23:04:012
18984997550,7cyclictest181rcu_preempt00:17:562
18975997559,10cyclictest4804-21mailstats00:09:130
18975997554,15cyclictest27506-21latency_hist22:58:430
18975997546,22cyclictest12721-21kworker/u17:4+nfsiod00:24:300
18984997452,16cyclictest19676-21snmpd21:32:312
18980997452,16cyclictest6908-21needreboot21:29:071
18980997435,10cyclictest181rcu_preempt22:34:121
18975997444,8cyclictest181rcu_preempt00:28:520
18975997444,8cyclictest181rcu_preempt00:28:520
18975997444,21cyclictest10841-21cat20:19:050
18984997358,9cyclictest5183-21ssh21:26:132
18984997358,9cyclictest5183-21ssh21:26:132
18984997356,12cyclictest18967-21cyclictest23:38:322
18984997341,22cyclictest277-21dbus-daemon19:48:412
18984997341,22cyclictest277-21dbus-daemon19:48:412
18980997353,14cyclictest18438-21sh21:48:571
18980997353,14cyclictest18438-21sh21:48:571
18975997359,10cyclictest18967-21cyclictest22:05:470
18975997359,10cyclictest18967-21cyclictest00:21:070
18975997355,12cyclictest3455-21modprobe19:58:390
18975997353,15cyclictest12637-21latency_hist22:33:420
18984997244,20cyclictest31848-21cron23:59:392
18984997243,9cyclictest181rcu_preempt23:16:132
18984997243,7cyclictest181rcu_preempt22:49:002
18984997239,10cyclictest58-21kcompactd023:13:272
18975997258,9cyclictest18967-21cyclictest21:38:260
18975997258,9cyclictest18967-21cyclictest21:38:260
18975997256,10cyclictest19990-21ssh21:50:500
18975997256,10cyclictest19990-21ssh21:50:500
18975997251,14cyclictest14479-21ssh22:35:530
18975997243,20cyclictest26331-21diskmemload23:44:140
18975997242,21cyclictest28396-21cat22:59:150
18975997242,21cyclictest28396-21cat22:59:150
1883427215,36sleep30-21swapper/319:08:403
18984997148,16cyclictest27963-21cstates19:33:572
18984997148,16cyclictest27963-21cstates19:33:572
18984997146,18cyclictest298-21in:imuxsock21:23:312
18975997154,11cyclictest27443-21ssh21:09:140
18975997152,13cyclictest25008-21sh21:59:130
18975997152,13cyclictest16610-21latency_hist20:38:420
18984997041,8cyclictest181rcu_preempt22:20:172
18984997040,7cyclictest181rcu_preempt23:02:422
18984997040,7cyclictest181rcu_preempt23:02:422
18975997055,9cyclictest15489-21ssh21:43:580
18975997055,10cyclictest1344-21ntp_kernel_err21:20:090
18975997054,9cyclictest18967-21cyclictest23:34:360
18975997050,14cyclictest27342-21idleruntime-cro23:53:400
105722700,7sleep30-21swapper/321:34:353
105722700,7sleep30-21swapper/321:34:353
18984996954,10cyclictest14172-21ntp_kernel_pll_20:29:082
18984996954,10cyclictest14172-21ntp_kernel_pll_20:29:082
18984996951,12cyclictest13017-21cpuspeed00:23:542
18984996949,14cyclictest22784-21sendmail19:18:402
1898499693,28cyclictest10111-21apt-get22:28:552
18980996946,8cyclictest181rcu_preempt23:36:231
18980996946,16cyclictest18967-21cyclictest20:19:071
18980996933,7cyclictest181rcu_preempt20:23:561
18975996955,9cyclictest18967-21cyclictest20:18:430
18975996950,12cyclictest31921-21sh22:10:490
18975996948,15cyclictest21291-21/usr/sbin/munin21:54:030
18975996944,19cyclictest2412-21kworker/u17:3+nfsiod22:26:340
18975996944,19cyclictest2412-21kworker/u17:3+nfsiod22:26:340
18975996943,20cyclictest31726-21kworker/u17:2+nfsiod22:22:040
296652680,7sleep30-21swapper/321:13:553
18984996852,11cyclictest0-21swapper/221:44:032
18984996851,11cyclictest26002-21latency_hist19:28:422
18984996850,13cyclictest17497-21kworker/u17:3-xprtiod23:43:272
18984996850,13cyclictest17497-21kworker/u17:3-xprtiod23:43:272
18984996849,13cyclictest26999-21sh21:09:032
18980996847,16cyclictest10033-21apt-key22:28:451
18980996846,13cyclictest0-21swapper/120:43:431
18975996854,10cyclictest18967-21cyclictest19:18:420
18975996853,10cyclictest18967-21cyclictest22:17:320
18975996842,19cyclictest32719-21kworker/u17:2+nfsiod00:18:260
18975996842,19cyclictest32066-21kworker/u17:0+nfsiod00:02:390
18975996841,20cyclictest29176-21kworker/u17:3+nfsiod23:57:320
18975996839,22cyclictest0-21swapper/000:34:090
18984996751,11cyclictest0-21swapper/223:44:022
18984996748,13cyclictest19613-21timerandwakeup22:44:162
18984996741,9cyclictest58-21kcompactd021:37:532
18984996741,9cyclictest58-21kcompactd021:37:532
18984996730,7cyclictest181rcu_preempt22:08:442
18980996752,11cyclictest18967-21cyclictest19:09:051
18980996751,10cyclictest200-21systemd-journal21:02:311
18980996742,17cyclictest200-21systemd-journal20:48:411
1898099672,20cyclictest26331-21diskmemload22:18:441
18975996752,10cyclictest18967-21cyclictest19:49:340
18975996751,10cyclictest4071-21ssh21:24:130
18975996751,10cyclictest4071-21ssh21:24:130
18975996751,10cyclictest14753-21sh23:31:200
18975996740,20cyclictest26335-21kworker/u17:1+nfsiod21:18:050
18984996651,8cyclictest0-21swapper/221:43:422
18984996647,12cyclictest0-21swapper/220:43:422
18984996643,16cyclictest26331-21diskmemload00:33:562
18980996649,12cyclictest16185-21kernelversion22:39:041
18980996649,12cyclictest16185-21kernelversion22:39:041
18975996651,9cyclictest8775-21ssh23:21:050
18975996646,14cyclictest8588-21apt-key20:13:440
18975996637,20cyclictest22666-21grep20:54:160
18975996637,20cyclictest22666-21grep20:54:160
18984996545,14cyclictest24752-21latency_hist21:03:412
18984996544,15cyclictest21346-21cpu21:53:562
18984996533,24cyclictest30625-21sort22:09:032
18980996547,13cyclictest9829-21latency21:34:051
18980996547,13cyclictest9829-21latency21:34:051
18980996544,12cyclictest0-21swapper/119:34:021
18980996544,12cyclictest0-21swapper/119:34:021
18980996536,13cyclictest5896-21ntp_states20:04:111
18975996548,11cyclictest352-21runrttasks21:04:040
18975996548,11cyclictest18431-21ssh22:43:410
18975996548,11cyclictest18431-21ssh22:43:410
18975996544,15cyclictest22734-21sh22:49:180
18975996539,18cyclictest32066-21kworker/u17:0+nfsiod23:10:300
1897599653,32cyclictest19369-21fschecks_count19:09:010
18984996446,13cyclictest24417-21idleruntime-cro19:23:402
18984996431,8cyclictest181rcu_preempt20:19:042
18980996446,12cyclictest544-21cron21:43:441
1898099643,41cyclictest7877-21tail20:09:171
18980996419,33cyclictest6808-21sh23:18:421
18975996447,12cyclictest9050-21latency_hist21:33:420
18975996447,11cyclictest200-21systemd-journal19:33:410
18975996445,13cyclictest20108-21/usr/sbin/munin20:48:560
18975996440,18cyclictest6662-21kworker/u17:1+nfsiod22:46:450
18984996350,7cyclictest0-21swapper/223:53:562
18984996345,12cyclictest352-21runrttasks00:21:222
18984996345,12cyclictest18026-21sh00:32:252
18984996345,12cyclictest18026-21sh00:32:252
18984996344,13cyclictest1317-21threads19:49:592
18984996330,23cyclictest24697-21cat23:48:482
18980996344,9cyclictest0-21swapper/122:59:391
18980996344,9cyclictest0-21swapper/122:59:391
18980996341,12cyclictest0-21swapper/119:19:021
18980996339,15cyclictest0-21swapper/120:54:161
18980996339,15cyclictest0-21swapper/120:54:161
18975996346,11cyclictest365-21ntpd20:29:010
18975996346,11cyclictest365-21ntpd20:29:010
18975996346,11cyclictest297-21systemd-logind21:03:400
18975996344,13cyclictest544-21cron20:28:400
18975996338,19cyclictest9613-21kworker/u17:1+nfsiod23:26:280
18975996338,19cyclictest9613-21kworker/u17:1+nfsiod23:26:280
1897599633,31cyclictest25729-21seq19:25:160
18984996247,8cyclictest0-21swapper/222:53:582
18984996244,13cyclictest29559-21cpu19:38:552
18984996244,13cyclictest29559-21cpu19:38:552
18984996241,15cyclictest25079-21cstates21:03:572
18980996246,9cyclictest0-21swapper/119:29:021
18980996241,15cyclictest25605-21mailstats21:04:131
1897599624,43cyclictest19867-21munin-run20:48:400
18984996143,13cyclictest26924-21mailstats19:29:142
18984996140,11cyclictest0-21swapper/220:53:432
1897599614,33cyclictest23158-21cstates19:18:570
187502610,7sleep2371rcuc/220:44:002
1898099593,34cyclictest352-21runrttasks20:35:531
1897599593,39cyclictest30467-21unixbench_singl19:39:150
1897599593,39cyclictest30467-21unixbench_singl19:39:150
1897599593,29cyclictest5099-21ls20:03:400
18975995916,22cyclictest28444-21proc_pri19:34:120
18975995916,22cyclictest28444-21proc_pri19:34:120
18980995832,18cyclictest18967-21cyclictest20:03:431
1897599574,27cyclictest16888-21/usr/sbin/munin20:38:570
1899399553,38cyclictest6794-21taskset22:23:433
1899399533,39cyclictest14390-21taskset23:30:373
1899399533,38cyclictest15604-21taskset22:38:433
1899399533,37cyclictest27764-21chrt23:53:563
1899399523,35cyclictest21097-21taskset23:42:373
1899399523,35cyclictest21097-21taskset23:42:373
1899399513,33cyclictest10746-21taskset20:19:023
1899399494,33cyclictest30963-21taskset19:43:423
1899399494,33cyclictest30963-21taskset19:43:423
1899399493,32cyclictest23063-21chrt19:18:513
1899399493,30cyclictest917-21kworker/3:1+events19:33:513
1899399493,30cyclictest917-21kworker/3:1+events19:33:513
1899399492,36cyclictest21519-21taskset21:54:013
1899399492,34cyclictest1546-21taskset19:50:023
1899399484,34cyclictest6427-21taskset23:17:553
1899399484,34cyclictest25599-21taskset23:49:143
1899399484,33cyclictest2698-21taskset23:10:463
1899399483,33cyclictest20650-21chrt20:49:083
1899399483,31cyclictest7199-21taskset23:18:563
1899399483,31cyclictest24514-21chrt21:58:593
1899399482,35cyclictest28189-21chrt21:10:303
1899399482,34cyclictest2913-21taskset00:06:213
1899399482,34cyclictest2913-21taskset00:06:213
1899399482,32cyclictest13248-21chrt00:24:013
1899399474,33cyclictest21872-21taskset22:49:013
1899399474,32cyclictest8489-21taskset00:15:213
1899399474,32cyclictest31428-21taskset22:09:253
1899399474,32cyclictest28363-21chrt22:59:143
1899399474,32cyclictest28363-21chrt22:59:143
1899399474,31cyclictest813-21chrt22:13:513
1899399473,34cyclictest31174-21taskset23:04:093
1899399473,34cyclictest12582-21taskset20:24:093
1899399473,33cyclictest23373-21taskset23:45:413
1899399473,31cyclictest7064-21taskset20:08:583
1899399473,31cyclictest10029-21taskset23:23:553
1899399473,31cyclictest10029-21taskset23:23:553
1899399472,31cyclictest16813-21chrt20:38:433
1899399466,29cyclictest13974-21taskset21:40:433
1899399465,31cyclictest7331-21taskset22:24:033
1899399465,31cyclictest7331-21taskset22:24:033
1899399464,32cyclictest6208-21chrt21:28:433
1899399464,32cyclictest6208-21chrt21:28:433
1899399463,33cyclictest8834-21taskset20:14:043
1899399463,32cyclictest6727-21chrt21:29:033
1899399463,32cyclictest1909-21taskset21:20:323
1899399463,32cyclictest17034-21taskset22:39:443
1899399463,32cyclictest17034-21taskset22:39:443
1899399463,32cyclictest14227-21chrt20:29:113
1899399463,32cyclictest14227-21chrt20:29:113
1899399463,31cyclictest17931-21taskset21:48:293
1899399463,30cyclictest10009-21taskset00:18:543
1899399463,29cyclictest27293-21chrt22:03:503
1899399463,28cyclictest18890-21taskset22:43:583
1899399462,32cyclictest5275-21taskset20:03:433
1899399462,32cyclictest21990-21chrt20:54:023
1899399462,32cyclictest21990-21chrt20:54:023
1899399462,31cyclictest21001-21taskset19:13:463
1899399454,31cyclictest24893-21taskset19:24:023
1899399453,31cyclictest23937-21chrt20:59:123
1899399453,30cyclictest18807-21taskset00:33:543
1899399453,30cyclictest15821-21chrt00:28:473
1899399453,30cyclictest15821-21chrt00:28:473
1899399453,28cyclictest4300-21chrt00:09:013
1899399453,28cyclictest10075-21taskset22:28:453
1899399453,27cyclictest20048-21taskset20:48:433
1899399452,33cyclictest19142-21chrt21:49:143
1899399452,33cyclictest19142-21chrt21:49:143
1899399452,30cyclictest24988-21taskset21:03:543
1899399444,31cyclictest917-21kworker/3:1+events20:03:563
1899399443,30cyclictest26164-21chrt22:55:373
1899399443,29cyclictest2121-21chrt19:53:553
1899399443,29cyclictest16976-21chrt23:34:183
1899399432,30cyclictest19688-21chrt19:09:083
1899399432,29cyclictest31019-21taskset23:59:033
1899399422,29cyclictest31120-21taskset19:43:543
1899399422,29cyclictest31120-21taskset19:43:543
174782420,4sleep30-21swapper/320:39:113
1899399412,30cyclictest26581-21taskset19:29:043
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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