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2026-01-26 - 14:53
[ 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 Mon Jan 26, 2026 12:44:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
429121440,45sleep14296-21modprobe07:08:221
4462991134,69cyclictest19807-21apt-get07:53:371
44629911190,15cyclictest200-21systemd-journal11:35:591
44629910735,50cyclictest181rcu_preempt09:58:411
435721028,64sleep04441-21cyclictest07:08:260
4462991015,71cyclictest10711-21apt-get09:03:371
4462991013,74cyclictest23084-21apt-get12:08:421
44629910069,22cyclictest28712-21ssh12:18:221
134222990,6sleep30-21swapper/310:03:493
4451999862,10cyclictest0-21swapper/007:58:450
4451999736,24cyclictest0-21swapper/007:38:340
4451999734,23cyclictest0-21swapper/009:33:240
4468999370,12cyclictest0-21swapper/208:03:252
4451999170,10cyclictest0-21swapper/010:23:250
4451999170,10cyclictest0-21swapper/010:23:250
4451999071,10cyclictest0-21swapper/009:04:550
4451999056,26cyclictest0-21swapper/010:48:530
4451999056,26cyclictest0-21swapper/010:48:530
4468998968,9cyclictest0-21swapper/209:18:502
4462998847,15cyclictest13020-21wc07:33:261
4451998870,11cyclictest277-21dbus-daemon10:13:230
4468998768,10cyclictest0-21swapper/211:28:242
4462998766,15cyclictest4441-21cyclictest09:08:451
446299875,51cyclictest3471-21cron09:48:221
4451998768,10cyclictest0-21swapper/008:04:030
4468998670,9cyclictest0-21swapper/212:28:472
4468998670,9cyclictest0-21swapper/212:28:472
4468998564,9cyclictest0-21swapper/208:53:442
4468998564,9cyclictest0-21swapper/208:53:442
4462998561,16cyclictest297-21systemd-logind07:48:231
4468998464,10cyclictest0-21swapper/207:13:252
4468998464,10cyclictest0-21swapper/207:13:252
4451998462,12cyclictest0-21swapper/008:23:420
4451998446,31cyclictest9044-21unixbench_singl11:43:580
4451998446,31cyclictest9044-21unixbench_singl11:43:580
4468998366,11cyclictest12062-21diskmemload09:23:482
4468998363,14cyclictest26177-21sshd12:13:382
4468998349,25cyclictest8000-21modprobe07:18:222
446299833,42cyclictest4878-21sed09:49:001
446299833,42cyclictest4878-21sed09:49:001
4451998362,15cyclictest298-21in:imuxsock10:32:250
35252836,53sleep23553-21ps07:04:042
4468998263,11cyclictest0-21swapper/208:04:032
4468998260,16cyclictest8498-21sh11:43:482
4468998260,16cyclictest8498-21sh11:43:482
4462998252,22cyclictest4280-21cut08:43:441
4451998261,10cyclictest0-21swapper/007:53:260
4451998261,10cyclictest0-21swapper/007:53:260
4468998166,8cyclictest0-21swapper/210:58:592
4468998166,8cyclictest0-21swapper/207:44:002
4468998164,12cyclictest4441-21cyclictest12:08:092
4468998163,9cyclictest0-21swapper/210:53:362
4468998148,8cyclictest181rcu_preempt10:32:082
4462998110,48cyclictest30847-21apt-get10:33:411
4451998159,16cyclictest13610-21idleruntime-cro11:53:210
4468998064,9cyclictest0-21swapper/207:58:252
4468997962,10cyclictest7149-21ssh10:48:242
4468997960,13cyclictest17499-21ntp_kernel_pll_11:58:502
4468997960,10cyclictest0-21swapper/208:33:402
4468997954,18cyclictest7627-21fschecks_time10:48:462
4468997954,18cyclictest7627-21fschecks_time10:48:462
4462997958,15cyclictest15592-21sh10:08:221
4462997953,20cyclictest8207-21fschecks_count11:43:421
4462997953,20cyclictest8207-21fschecks_count11:43:421
4462997942,12cyclictest0-21swapper/111:58:491
4451997964,8cyclictest0-21swapper/010:38:550
4451997964,8cyclictest0-21swapper/010:38:550
4451997945,30cyclictest3785-21kworker/u18:0-nfsiod09:10:210
4451997913,35cyclictest181rcu_preempt10:03:450
4468997863,9cyclictest0-21swapper/207:18:542
4468997861,11cyclictest15675-21ssh10:08:252
4468997858,10cyclictest0-21swapper/212:23:242
4468997858,10cyclictest0-21swapper/212:23:242
4468997849,19cyclictest10434-21apt-key09:03:252
4468997849,19cyclictest10434-21apt-key09:03:252
4468997845,7cyclictest181rcu_preempt08:46:332
4462997855,17cyclictest1899-21sh10:38:501
4462997855,17cyclictest1899-21sh10:38:501
4462997854,17cyclictest31764-21entropy08:28:431
4451997859,14cyclictest170-21jbd2/mmcblk2p2-811:08:550
4451997820,35cyclictest6549-21sh11:40:110
4468997762,8cyclictest0-21swapper/207:28:572
4468997759,8cyclictest0-21swapper/210:38:562
4468997759,8cyclictest0-21swapper/210:38:562
4468997752,16cyclictest0-21swapper/211:13:452
4468997750,18cyclictest5602-21/usr/sbin/munin08:48:562
4468997729,13cyclictest181rcu_preempt12:09:582
4462997751,17cyclictest10666-21threads07:23:581
446299772,37cyclictest16191-21seq07:43:241
4462997711,50cyclictest6171-21ls07:13:261
4462997711,50cyclictest6171-21ls07:13:261
4451997753,18cyclictest22548-21latency_hist12:08:240
4468997619,11cyclictest31562-21grep11:28:462
446299769,43cyclictest27318-21cron10:28:211
4462997652,13cyclictest0-21swapper/112:03:391
4462997637,16cyclictest181rcu_preempt10:10:371
4462997631,11cyclictest181rcu_preempt08:08:261
4451997660,10cyclictest0-21swapper/010:23:380
4451997656,14cyclictest28375-21/usr/sbin/munin08:18:520
4451997656,14cyclictest28375-21/usr/sbin/munin08:18:520
4451997655,15cyclictest28461-21fschecks_count11:23:440
4451997654,16cyclictest3120-21libpython3.9-mi11:34:240
4468997554,11cyclictest0-21swapper/210:14:062
4462997555,14cyclictest30950-21sh11:28:241
4462997550,8cyclictest31-21ksoftirqd/112:32:331
4462997550,8cyclictest31-21ksoftirqd/112:32:331
446299753,55cyclictest26244-21apt-get08:13:251
4462997524,13cyclictest181rcu_preempt08:03:251
4451997556,11cyclictest0-21swapper/007:14:000
4468997457,11cyclictest30516-21ntp_offset08:23:492
4468997457,10cyclictest0-21swapper/207:38:442
4468997451,19cyclictest4441-21cyclictest10:18:502
4468997451,19cyclictest4441-21cyclictest10:18:502
4468997448,6cyclictest181rcu_preempt09:35:522
446299743,43cyclictest30300-21munin-run10:33:221
446299742,39cyclictest14503-21sendmail-msp07:38:231
446299742,39cyclictest14503-21sendmail-msp07:38:231
4451997457,8cyclictest0-21swapper/007:54:090
4451997454,14cyclictest16226-21ssh11:03:270
4451997448,19cyclictest3935-21latency_hist08:43:260
4468997359,7cyclictest0-21swapper/209:38:452
4468997355,11cyclictest4690-21timerandwakeup09:48:582
4468997355,11cyclictest4690-21timerandwakeup09:48:582
4468997355,10cyclictest0-21swapper/208:14:472
4468997355,10cyclictest0-21swapper/208:14:472
4462997355,13cyclictest15617-21fschecks_count09:13:451
4462997352,8cyclictest181rcu_preempt10:46:521
4462997332,9cyclictest181rcu_preempt11:49:001
446299733,25cyclictest19697-21grep10:14:051
446299732,34cyclictest9099-21fschecks_time08:58:431
446299732,34cyclictest9099-21fschecks_time08:58:431
445199736,37cyclictest0-21swapper/010:34:560
4451997354,12cyclictest0-21swapper/010:18:250
4451997354,11cyclictest28333-21latency_hist08:18:260
4451997354,11cyclictest28333-21latency_hist08:18:260
4451997311,19cyclictest6197-21wc08:48:540
4468997254,11cyclictest200-21systemd-journal09:58:222
4468997250,8cyclictest181rcu_preempt11:55:362
4468997250,8cyclictest181rcu_preempt11:55:362
4468997248,6cyclictest181rcu_preempt07:51:592
4468997248,6cyclictest181rcu_preempt07:51:592
4468997225,21cyclictest39-21ksoftirqd/211:10:052
446299728,31cyclictest16592-21systemctl11:58:221
446299728,31cyclictest16592-21systemctl11:58:221
4462997256,8cyclictest0-21swapper/111:13:481
4462997251,15cyclictest6209-21munin-node11:39:021
4462997238,12cyclictest181rcu_preempt11:20:411
4451997255,11cyclictest0-21swapper/009:28:250
4451997254,11cyclictest0-21swapper/011:13:330
4451997251,11cyclictest0-21swapper/012:08:420
4451997250,16cyclictest10235-21apt-key09:03:230
4451997250,16cyclictest10235-21apt-key09:03:230
445199724,40cyclictest135672fschecks_count10:58:460
445199724,33cyclictest16441-21/usr/sbin/munin07:43:400
445199723,36cyclictest7045-21ssh10:48:220
4468997154,9cyclictest0-21swapper/209:13:222
4468997151,14cyclictest277-21dbus-daemon07:38:242
4468997151,14cyclictest277-21dbus-daemon07:38:242
4468997149,16cyclictest0-21swapper/209:58:592
4462997146,9cyclictest31328-21modprobe08:28:221
4462997137,10cyclictest24021-21ssh09:28:171
446299713,55cyclictest7345-21ssh10:48:351
446299713,55cyclictest7345-21ssh10:48:351
446299712,25cyclictest18972-21sh09:18:511
4451997156,9cyclictest25660-21threads08:08:580
445199714,54cyclictest352-21runrttasks12:30:470
445199714,54cyclictest352-21runrttasks12:30:470
4451997145,19cyclictest10585-21ssh10:53:420
4451997141,21cyclictest486-21ls08:33:220
4468997051,10cyclictest0-21swapper/211:48:492
446299704,44cyclictest29733-21munin-run08:23:221
446299704,44cyclictest29733-21munin-run08:23:221
4462997030,7cyclictest0-21swapper/109:36:261
446299702,28cyclictest12062-21diskmemload12:23:571
445199709,25cyclictest14138-21fschecks_count11:53:430
445199709,25cyclictest14138-21fschecks_count11:53:430
4451997057,7cyclictest0-21swapper/009:38:420
4451997053,11cyclictest4441-21cyclictest09:19:000
445199705,26cyclictest938-21ssh11:32:000
4451997050,15cyclictest4441-21cyclictest12:26:560
4451997047,16cyclictest6528-21unixbench_multi12:33:580
445199703,37cyclictest29595-21/usr/sbin/munin12:18:500
445199703,37cyclictest29595-21/usr/sbin/munin12:18:500
4451997030,9cyclictest0-21swapper/010:00:500
447599694,48cyclictest0-21swapper/312:09:033
4468996950,11cyclictest2252-21sshd11:34:132
4468996949,13cyclictest31267-21sh10:34:232
4468996949,13cyclictest26243-21latency_hist08:13:262
4468996948,14cyclictest32005-21kworker/u17:3-nfsiod12:33:472
446299694,46cyclictest652-21sort09:43:241
4462996943,11cyclictest181rcu_preempt08:39:161
446299694,29cyclictest31-21ksoftirqd/109:53:431
4462996930,13cyclictest181rcu_preempt11:28:461
4462996926,13cyclictest24409-21grep10:23:241
4462996926,13cyclictest24409-21grep10:23:241
446299692,25cyclictest19724-21apt-key07:53:261
446299692,25cyclictest19724-21apt-key07:53:261
445199698,26cyclictest15546-21sh09:13:410
4451996952,11cyclictest17705-21ssh11:58:560
4451996951,9cyclictest0-21swapper/012:13:390
445199694,47cyclictest4599-21/usr/sbin/munin07:08:500
445199694,47cyclictest4599-21/usr/sbin/munin07:08:500
4451996940,21cyclictest12861-21munin-plugin-st07:33:240
447599683,42cyclictest10035-21chrt09:58:423
4468996851,12cyclictest4441-21cyclictest12:24:012
4468996848,14cyclictest4441-21cyclictest09:44:302
4468996847,15cyclictest25581-21grep11:18:482
4468996843,7cyclictest181rcu_preempt10:13:112
446899682,35cyclictest39-21ksoftirqd/209:14:062
4462996842,17cyclictest27046-21cut08:14:431
4462996842,17cyclictest27046-21cut08:14:431
4462996830,13cyclictest181rcu_preempt12:33:431
445199683,44cyclictest28205-21cat09:33:570
445199683,32cyclictest9193-21grep07:18:570
4451996810,22cyclictest6792-21ssh09:53:360
4462996752,8cyclictest0-21swapper/111:03:461
4462996746,12cyclictest0-21swapper/108:33:551
446299673,43cyclictest9768-21latency_hist07:23:251
446299673,33cyclictest6911-21fschecks_time07:13:471
446299672,44cyclictest19442-21ssh11:08:411
445199674,42cyclictest14507-21modprobe07:38:230
445199674,42cyclictest14507-21modprobe07:38:230
445199673,32cyclictest2625-21seq09:45:580
4468996646,14cyclictest5928-21ls11:38:582
4468996646,14cyclictest0-21swapper/208:18:462
4468996646,14cyclictest0-21swapper/208:18:462
4468996644,10cyclictest0-21swapper/209:33:252
446899663,45cyclictest16965-21processes11:03:562
446899663,34cyclictest39-21ksoftirqd/210:28:082
446299663,17cyclictest27161-21latency_hist09:33:241
4451996644,14cyclictest821-21cpuspeed08:33:400
445199663,53cyclictest7839-21find08:53:550
445199663,53cyclictest7839-21find08:53:550
445199663,32cyclictest25967-21sendmail_mailqu11:18:580
447599652,52cyclictest9246-21taskset07:18:573
4462996551,9cyclictest2618-21kworker/u19:2-nfsiod10:58:411
4462996538,19cyclictest0-21swapper/110:53:571
446299653,41cyclictest29188-21cstates12:18:401
446299653,41cyclictest29188-21cstates12:18:401
446899643,42cyclictest2722-21taskset08:38:452
4468996429,9cyclictest181rcu_preempt08:32:122
446899642,47cyclictest10774-21http09:04:262
447599633,42cyclictest8568-21chrt08:58:223
447599633,42cyclictest8568-21chrt08:58:223
4475996312,33cyclictest0-21swapper/307:53:373
4451996347,10cyclictest4382-21ntp_kernel_pll_09:48:510
4451996347,10cyclictest4382-21ntp_kernel_pll_09:48:510
445199633,40cyclictest352-21runrttasks07:27:480
447599623,40cyclictest917-21kworker/3:1+events07:38:513
4468996223,28cyclictest9950-21cpu07:23:392
446299623,33cyclictest352-21runrttasks08:52:331
446299613,43cyclictest8565-21apt08:58:221
446299613,43cyclictest8565-21apt08:58:221
445199597,29cyclictest15-21ksoftirqd/008:46:360
447599584,29cyclictest917-21kworker/3:1+events09:43:393
4475995821,29cyclictest0-21swapper/309:03:383
447599563,40cyclictest3010-21taskset08:38:543
447599556,37cyclictest0-21swapper/310:33:383
447599553,39cyclictest20440-21taskset12:03:493
447599552,42cyclictest18836-21taskset10:13:303
447599552,36cyclictest5399-21chrt12:33:253
447599552,36cyclictest5399-21chrt12:33:253
447599544,41cyclictest6167-21taskset12:33:543
447599543,36cyclictest15199-21chrt11:54:293
447599543,36cyclictest15199-21chrt11:54:293
447599542,38cyclictest31561-21chrt08:28:253
447599542,37cyclictest602-21chrt12:24:013
447599542,37cyclictest22305-21taskset10:18:533
447599542,37cyclictest22305-21taskset10:18:533
447599542,35cyclictest7030-21taskset09:53:433
447599533,31cyclictest6175-21chrt07:13:263
447599533,31cyclictest6175-21chrt07:13:263
447599532,36cyclictest7932-21taskset10:48:533
447599532,36cyclictest7932-21taskset10:48:533
41192535,33sleep30-21swapper/307:06:133
447599524,34cyclictest27555-21chrt10:28:263
447599524,28cyclictest0-21swapper/309:38:223
447599523,37cyclictest28433-21taskset11:23:443
447599523,37cyclictest19402-21chrt07:53:243
447599523,37cyclictest19402-21chrt07:53:243
447599523,36cyclictest2261-21taskset11:33:493
447599523,36cyclictest10325-21taskset10:53:353
447599522,39cyclictest32313-21taskset09:41:313
447599522,37cyclictest23226-21chrt09:26:023
447599522,37cyclictest13096-21chrt09:08:563
447599514,35cyclictest1543-21chrt11:33:243
447599513,36cyclictest4923-21chrt10:43:503
447599513,34cyclictest6909-21chrt07:13:473
447599512,40cyclictest21111-21taskset11:11:073
447599504,33cyclictest29138-21chrt10:30:083
447599504,31cyclictest18786-21taskset10:13:263
447599503,37cyclictest1992-21taskset10:38:523
447599503,37cyclictest1992-21taskset10:38:523
447599503,36cyclictest32505-21chrt08:28:583
447599503,36cyclictest29399-21chrt12:18:463
447599503,36cyclictest29399-21chrt12:18:463
447599503,36cyclictest23593-21chrt11:14:443
447599503,34cyclictest3930-21chrt09:48:403
447599503,34cyclictest3930-21chrt09:48:403
447599503,33cyclictest25297-21chrt11:18:413
447599503,32cyclictest6595-21chrt08:48:593
447599502,40cyclictest917-21kworker/3:1+events12:15:183
447599502,35cyclictest917-21kworker/3:1+events12:03:223
447599502,35cyclictest25346-21chrt08:08:493
447599502,32cyclictest21105-21chrt09:23:233
447599493,36cyclictest14113-21chrt07:34:003
447599493,36cyclictest14113-21chrt07:34:003
447599493,35cyclictest10984-21chrt11:48:373
447599493,34cyclictest27125-21taskset09:33:243
447599493,28cyclictest2349-21chrt08:38:263
447599492,33cyclictest11525-21taskset07:28:373
447599483,33cyclictest10423-21chrt09:03:253
447599483,33cyclictest10423-21chrt09:03:253
447599483,31cyclictest17665-21chrt11:04:463
447599483,30cyclictest22953-21chrt08:03:243
447599482,31cyclictest13566-21chrt10:58:463
447599476,31cyclictest0-21swapper/308:03:493
447599473,34cyclictest10027-21chrt11:46:393
447599473,34cyclictest10027-21chrt11:46:393
447599473,31cyclictest4810-21chrt08:43:573
447599462,31cyclictest5647-21chrt11:38:523
447599452,31cyclictest17810-21chrt09:17:433
447599442,33cyclictest17326-21chrt07:44:003
447599433,24cyclictest10873-21chrt07:24:003
447599406,24cyclictest26978-21taskset08:14:403
447599406,24cyclictest26978-21taskset08:14:403
447599392,27cyclictest29127-21chrt08:18:583
447599392,27cyclictest29127-21chrt08:18:583
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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