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2026-01-20 - 20:24
[ 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 highest latencies:
System rackbslot7.osadl.org (updated Tue Jan 20, 2026 12:44:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8704210720,53sleep28676-21munin-run07:08:502
854621025,14sleep10-21swapper/107:08:241
88969910012,64cyclictest13337-21apt-get11:44:032
8896999946,44cyclictest0-21swapper/210:44:222
258752990,6sleep20-21swapper/207:59:032
8836999756,7cyclictest181rcu_preempt10:58:390
889699953,35cyclictest11485-21taskset08:54:132
889699944,36cyclictest19771-21latency_hist10:08:482
889699943,35cyclictest31158-21latency_hist12:13:482
889699933,36cyclictest22001-21latency_hist09:18:492
889699933,35cyclictest19690-21latency07:39:212
889699933,34cyclictest27631-21/usr/sbin/munin08:04:082
889699932,71cyclictest21144-21apt-get11:04:462
889699932,71cyclictest21144-21apt-get11:04:462
889699923,34cyclictest28104-21rm12:08:482
8896999148,38cyclictest8822-21cyclictest09:19:232
8896999148,38cyclictest8822-21cyclictest09:19:232
889699913,36cyclictest28229-21cat11:14:212
8868999172,12cyclictest10747-21munin-node07:58:451
889699904,36cyclictest352-21runrttasks08:41:212
8896999041,43cyclictest4199-21cut11:29:062
889699903,35cyclictest7829-21acpi12:28:562
889699903,35cyclictest7829-21acpi12:28:562
889699903,34cyclictest25398-21fschecks_count09:24:062
8896999033,48cyclictest0-21swapper/210:59:242
889699903,31cyclictest13683-21latency_hist09:58:482
8896999026,11cyclictest0-21swapper/207:13:482
889699902,39cyclictest10303-21sh11:39:042
889699893,34cyclictest4579-21cpu08:34:022
8896998927,8cyclictest0-21swapper/209:39:032
889699892,36cyclictest31351-21unixbench_multi11:19:222
889699892,36cyclictest31351-21unixbench_multi11:19:222
883699892,70cyclictest3140-21ssh10:34:360
889699883,37cyclictest14519-21fschecks_time09:04:072
889699883,35cyclictest31136-21grep08:14:182
889699883,35cyclictest1840-21/usr/sbin/munin12:19:192
889699883,34cyclictest22032-21modprobe11:58:452
8836998872,10cyclictest29366-21ssh10:24:070
889699873,37cyclictest3661-21latency_hist11:28:482
889699873,36cyclictest6946-21tail10:39:222
889699873,36cyclictest6946-21tail10:39:222
889699873,33cyclictest32425-21fschecks_time10:29:082
889699873,33cyclictest32425-21fschecks_time10:29:082
889699873,33cyclictest2700-21munin-run08:28:452
889699873,33cyclictest19896-21/usr/sbin/munin10:09:212
889699873,32cyclictest14227-21latency_hist07:23:482
889699873,31cyclictest352-21runrttasks08:31:512
8896998731,50cyclictest0-21swapper/209:29:122
8896998731,50cyclictest0-21swapper/209:29:122
889699872,36cyclictest10652-21latency_hist09:53:492
8836998768,13cyclictest10894-21acpi09:53:550
805828722,33sleep00-21swapper/007:04:320
889699863,36cyclictest11470-21fschecks_time07:14:122
889699863,34cyclictest4672-21/usr/sbin/munin09:44:192
889699863,34cyclictest23468-21head07:49:232
889699863,34cyclictest23468-21head07:49:232
8896998633,45cyclictest0-21swapper/209:59:052
889699863,32cyclictest29373-21fschecks_count10:24:072
889699863,32cyclictest24326-21cut07:54:082
8896998629,8cyclictest0-21swapper/209:34:192
8896998629,49cyclictest0-21swapper/208:18:562
889699854,33cyclictest9316-21latency_hist08:48:492
889699854,33cyclictest9316-21latency_hist08:48:492
889699853,32cyclictest352-21runrttasks09:03:032
889699853,30cyclictest352-21runrttasks08:50:452
889699853,30cyclictest352-21runrttasks08:50:452
889699853,22cyclictest18978-21modprobe07:38:452
8896998523,11cyclictest0-21swapper/210:20:082
8836998549,8cyclictest181rcu_preempt10:33:480
8836998549,8cyclictest181rcu_preempt10:33:480
8836998543,11cyclictest181rcu_preempt11:35:410
889699843,34cyclictest7998-21uname11:35:322
889699843,28cyclictest14870-21/usr/sbin/munin10:54:112
8896998428,8cyclictest0-21swapper/212:24:142
8896998358,17cyclictest8822-21cyclictest10:38:462
889699834,33cyclictest16055-21cpu07:29:022
889699834,33cyclictest16055-21cpu07:29:022
889699833,34cyclictest16312-21apt-get11:48:552
889699833,34cyclictest16312-21apt-get11:48:552
889699833,34cyclictest15923-21/usr/sbin/munin09:09:222
889699833,30cyclictest10790-21/usr/sbin/munin12:34:072
889699833,26cyclictest21794-21unixbench_multi07:44:222
889699832,32cyclictest25771-21latency_hist10:18:482
889699832,32cyclictest25771-21latency_hist10:18:482
889699832,27cyclictest1733-21latency_hist12:18:492
889699832,27cyclictest1733-21latency_hist12:18:492
8868998340,9cyclictest0-21swapper/108:19:191
8836998362,16cyclictest8822-21cyclictest11:13:490
889699823,31cyclictest15762-21modprobe07:28:452
889699823,31cyclictest15762-21modprobe07:28:452
8896998231,45cyclictest0-21swapper/211:09:042
8896998227,8cyclictest0-21swapper/210:49:062
889699813,29cyclictest28934-21/usr/sbin/munin08:09:172
8896998122,7cyclictest0-21swapper/212:00:292
886899813,39cyclictest31-21ksoftirqd/108:59:011
8836998155,18cyclictest15899-21latency_hist07:28:480
8836998155,18cyclictest15899-21latency_hist07:28:480
8836998063,11cyclictest365-21ntpd08:39:080
886899797,15cyclictest301ktimers/107:29:001
886899797,15cyclictest301ktimers/107:29:001
8868997963,10cyclictest374-21sshd09:49:251
883699792,52cyclictest352-21runrttasks11:44:140
8868997861,11cyclictest58-21kcompactd010:35:031
8868997851,12cyclictest0-21swapper/111:04:451
8868997851,12cyclictest0-21swapper/111:04:451
8868997845,24cyclictest14355-21ls11:44:401
8868997844,11cyclictest181rcu_preempt12:13:571
8868997844,11cyclictest181rcu_preempt12:13:571
8868997838,9cyclictest181rcu_preempt11:38:591
8836997863,8cyclictest0-21swapper/011:49:170
8836997863,8cyclictest0-21swapper/011:49:170
8868997761,10cyclictest13611-21systemctl09:58:461
8868997758,13cyclictest28317-21sh11:14:221
8868997756,15cyclictest19890-21if_eth009:15:081
8868997751,19cyclictest11058-21kworker/u18:3+nfsiod11:02:381
8836997758,12cyclictest8822-21cyclictest12:26:520
8836997752,19cyclictest17580-21latency_hist07:33:490
8836997752,19cyclictest17580-21latency_hist07:33:490
8868997660,9cyclictest28081-21ssh10:21:411
8868997660,10cyclictest869-21kworker/u17:2-rpciod11:26:471
8868997648,8cyclictest181rcu_preempt11:09:361
8836997661,8cyclictest6324-21kernelversion10:39:100
8836997661,8cyclictest6324-21kernelversion10:39:100
8836997657,14cyclictest31019-21latency_hist09:33:490
8836997657,14cyclictest31019-21latency_hist09:33:490
8836997657,12cyclictest24329-21fschecks_time07:54:080
8836997656,14cyclictest25176-21latency_hist12:03:500
8836997653,8cyclictest181rcu_preempt08:49:050
8836997653,8cyclictest181rcu_preempt08:49:050
8868997434,7cyclictest181rcu_preempt11:59:091
8836997455,12cyclictest13720-21latency_hist12:38:480
8836997453,8cyclictest181rcu_preempt08:14:130
8836997453,8cyclictest181rcu_preempt08:02:010
883699742,58cyclictest21144-21apt-get11:04:430
883699742,58cyclictest21144-21apt-get11:04:430
8868997356,9cyclictest0-21swapper/107:38:461
8868997353,15cyclictest13373-21kworker/u17:2+events_unbound12:23:441
8836997359,8cyclictest22791-21ntp_offset09:19:150
8836997359,8cyclictest22791-21ntp_offset09:19:150
8836997353,14cyclictest297-21systemd-logind10:08:460
8836997348,11cyclictest181rcu_preempt11:18:570
8836997348,11cyclictest181rcu_preempt11:18:570
883699734,57cyclictest6548-21munin-run11:33:450
8868997242,11cyclictest3145-21kworker/u19:0-rpciod10:02:051
8836997258,9cyclictest15622-21diskmemload10:59:170
8836997256,9cyclictest0-21swapper/010:44:070
8836997248,15cyclictest8822-21cyclictest10:14:120
8836997248,15cyclictest8822-21cyclictest10:14:120
883699723,22cyclictest7860-21cstates09:49:050
8868997153,12cyclictest32114-21/usr/sbin/munin10:29:211
8868997153,12cyclictest32114-21/usr/sbin/munin10:29:211
8868997117,33cyclictest14850-21grep09:04:171
8836997150,17cyclictest8822-21cyclictest09:12:060
8836997150,15cyclictest12750-21latency_hist07:18:490
8836997148,16cyclictest8236-21diskmemload12:29:100
8836997148,16cyclictest8236-21diskmemload12:29:100
8836997145,8cyclictest181rcu_preempt10:49:020
8836997143,21cyclictest0-21swapper/010:18:590
8836997142,10cyclictest30341-21kworker/0:0+events08:37:370
8836997130,26cyclictest3837-21ssh12:21:500
886899705,54cyclictest7173-21ssh11:34:111
8868997039,21cyclictest30473-21cstates11:19:021
8868997039,21cyclictest30473-21cstates11:19:021
8836997047,15cyclictest8822-21cyclictest09:26:540
8836997040,14cyclictest181rcu_preempt09:59:240
886899699,34cyclictest26624-21unixbench_multi07:59:221
8868996953,10cyclictest11847-21timerwakeupswit08:54:221
8868996952,12cyclictest8822-21cyclictest07:09:251
8868996952,10cyclictest12694-21latency_hist07:18:491
8868996951,11cyclictest21415-21kworker/u17:3-xprtiod12:26:151
8868996948,15cyclictest1934-21sh09:39:091
8868996944,8cyclictest181rcu_preempt08:04:101
8868996939,21cyclictest9021-21sort10:44:021
8868996936,24cyclictest22221-21modprobe07:48:461
8868996925,8cyclictest181rcu_preempt07:24:111
8868996925,8cyclictest181rcu_preempt07:24:111
8868996914,33cyclictest31877-21sendmail_mailst09:34:201
8836996955,9cyclictest15622-21diskmemload12:13:560
8836996955,9cyclictest15622-21diskmemload12:13:560
8836996951,12cyclictest10747-21munin-node10:13:460
8836996950,13cyclictest352-21runrttasks11:39:230
8836996942,8cyclictest181rcu_preempt08:43:590
8836996942,8cyclictest181rcu_preempt08:43:590
8836996941,22cyclictest23917-21cat07:53:480
8836996941,22cyclictest23917-21cat07:53:480
8836996938,25cyclictest0-21swapper/011:28:480
8836996937,8cyclictest181rcu_preempt11:15:150
857526914,30sleep30-21swapper/307:08:473
8868996853,8cyclictest181rcu_preempt10:09:231
8868996850,11cyclictest14615-21systemd-run10:53:471
886899683,48cyclictest352-21runrttasks08:44:251
886899683,48cyclictest352-21runrttasks08:44:251
8836996854,10cyclictest8822-21cyclictest09:35:540
8836996848,15cyclictest28283-21/usr/sbin/munin12:09:050
8836996847,8cyclictest181rcu_preempt08:04:180
8836996846,15cyclictest10653-21latency_hist07:13:490
8836996839,23cyclictest352-21runrttasks09:41:200
8836996839,23cyclictest25409-21ssh12:04:020
8836996835,24cyclictest32265-21sort08:19:020
8868996746,15cyclictest17592-21processes10:04:171
8868996742,10cyclictest181rcu_preempt09:12:031
886899673,48cyclictest3178-21fschecks_count08:29:091
8836996754,8cyclictest20705-21ssh11:55:110
8836996733,8cyclictest181rcu_preempt09:04:110
8868996648,13cyclictest0-21swapper/112:29:211
8868996648,13cyclictest0-21swapper/112:29:211
886899664,44cyclictest352-21runrttasks12:05:101
886899664,44cyclictest22747-21fschecks_time07:49:081
886899664,44cyclictest22747-21fschecks_time07:49:081
886899664,37cyclictest17477-21ssh10:58:331
8868996637,9cyclictest12137-21ssh12:34:591
8868996637,10cyclictest28600-21cut12:09:071
8868996635,9cyclictest181rcu_preempt11:49:011
8868996635,9cyclictest181rcu_preempt11:49:011
886899662,28cyclictest352-21runrttasks07:19:131
8836996651,9cyclictest1511-21df_inode08:24:060
8836996651,10cyclictest22264-21journal-offline07:48:480
8836996642,7cyclictest181rcu_preempt09:15:210
8836996638,20cyclictest14003-21modprobe09:03:450
883699662,29cyclictest11185-21diskstats08:54:060
8868996546,13cyclictest30543-21/usr/sbin/munin08:14:211
8868996545,14cyclictest15622-21diskmemload10:14:081
8868996545,14cyclictest15622-21diskmemload10:14:081
8868996544,14cyclictest352-21runrttasks09:26:481
8836996544,7cyclictest181rcu_preempt08:29:240
8836996542,9cyclictest181rcu_preempt07:33:550
8836996539,7cyclictest181rcu_preempt08:09:060
883699653,33cyclictest5441-21mailstats09:44:190
886899644,40cyclictest2694-21latency_hist08:28:481
8868996442,16cyclictest544-21cron08:53:451
8868996442,16cyclictest544-21cron08:53:451
886899643,44cyclictest4292-21kernelversion11:29:091
8868996432,13cyclictest181rcu_preempt10:42:181
8868996432,13cyclictest181rcu_preempt10:42:181
8868996430,14cyclictest181rcu_preempt09:48:221
8868996425,19cyclictest22453-21fschecks_time09:19:081
8868996425,19cyclictest22453-21fschecks_time09:19:081
886899642,45cyclictest19460-21fschecks_count07:39:061
8868996412,31cyclictest5516-21grep08:34:221
8836996427,24cyclictest14374-21wc07:23:500
149222640,7sleep30-21swapper/309:59:233
8868996342,14cyclictest297-21systemd-logind10:28:461
886899633,43cyclictest7194-21vmstat08:39:251
886899632,44cyclictest28192-21cpu09:29:021
886899632,44cyclictest28192-21cpu09:29:021
886899632,44cyclictest22248-21latency_hist11:58:491
8836996330,18cyclictest19421-21cstates07:39:020
8909996244,10cyclictest44322sleep311:29:123
886899623,40cyclictest28934-21/usr/sbin/munin08:09:061
890999592,32cyclictest12668-21taskset08:59:023
890999562,26cyclictest19268-21chrt09:14:143
890999553,38cyclictest8756-21taskset09:49:253
8909995421,22cyclictest22596-21chrt10:13:453
890999534,36cyclictest2945-21chrt10:34:043
890999533,33cyclictest917-21kworker/3:1+events11:33:593
890999524,34cyclictest30568-21taskset08:13:593
890999523,37cyclictest18534-21taskset10:59:173
890999523,36cyclictest6195-21taskset10:39:073
890999523,36cyclictest6195-21taskset10:39:073
17532520,7sleep30-21swapper/312:18:493
17532520,7sleep30-21swapper/312:18:493
8909995133,11cyclictest282272sleep311:14:213
890999504,36cyclictest12169-21taskset09:54:493
890999503,36cyclictest25477-21chrt09:24:073
890999503,35cyclictest14248-21taskset07:23:493
890999503,35cyclictest11401-21chrt12:34:133
890999503,35cyclictest10172-21chrt11:39:013
890999503,34cyclictest16330-21chrt09:09:113
890999502,36cyclictest26475-21chrt10:19:493
890999502,31cyclictest16926-21chrt10:03:573
890999493,37cyclictest23614-21taskset11:08:173
890999493,37cyclictest23614-21taskset11:08:173
890999493,34cyclictest3343-21taskset11:28:113
890999493,34cyclictest30732-21chrt12:13:053
890999493,34cyclictest28559-21taskset09:29:103
890999493,34cyclictest28559-21taskset09:29:103
890999493,34cyclictest20225-21taskset07:39:323
890999493,33cyclictest10835-21chrt07:13:563
890999493,32cyclictest10874-21taskset08:53:483
890999493,32cyclictest10874-21taskset08:53:483
890999492,36cyclictest22702-21chrt07:49:083
890999492,36cyclictest22702-21chrt07:49:083
8909994921,20cyclictest23711-21chrt09:20:343
8909994921,20cyclictest23711-21chrt09:20:343
890999483,34cyclictest1594-21chrt10:31:413
890999483,34cyclictest1594-21chrt10:31:413
890999483,34cyclictest11749-21chrt08:54:213
890999483,33cyclictest29868-21taskset10:24:193
890999483,33cyclictest27433-21chrt08:04:023
890999482,34cyclictest5943-21chrt09:44:473
890999482,34cyclictest25717-21taskset07:58:563
890999473,32cyclictest23772-21chrt10:14:223
890999473,32cyclictest23772-21chrt10:14:223
890999473,32cyclictest2317-21chrt08:24:243
890999473,31cyclictest31145-21chrt09:33:563
890999472,34cyclictest16262-21chrt10:55:083
890999464,30cyclictest21477-21chrt07:44:183
890999464,28cyclictest1921-21taskset09:39:073
890999463,34cyclictest27419-21taskset12:07:103
890999463,31cyclictest30613-21chrt11:19:073
890999463,31cyclictest30613-21chrt11:19:073
890999463,27cyclictest917-21kworker/3:1+events08:09:103
890999462,36cyclictest24656-21taskset12:02:483
890999462,32cyclictest20457-21chrt11:54:293
890999454,28cyclictest7869-21taskset08:44:003
890999454,28cyclictest7869-21taskset08:44:003
890999453,33cyclictest8863-21chrt12:29:233
890999453,33cyclictest8863-21chrt12:29:233
890999453,32cyclictest13524-21chrt11:44:203
890999453,31cyclictest25536-21chrt07:58:483
890999452,34cyclictest16486-21chrt07:29:113
890999452,34cyclictest16486-21chrt07:29:113
890999443,32cyclictest4099-21taskset12:22:343
890999443,32cyclictest14370-21taskset10:53:133
890999443,31cyclictest11672-21chrt10:48:473
890999442,32cyclictest24430-21chrt11:09:103
890999442,31cyclictest3660-21chrt08:29:223
890999442,30cyclictest9167-21chrt07:09:063
890999433,28cyclictest14280-21taskset09:04:003
890999433,27cyclictest32206-21taskset08:18:573
890999432,28cyclictest16619-21taskset11:49:063
890999432,28cyclictest16619-21taskset11:49:063
890999423,29cyclictest6962-21chrt08:39:223
890999423,28cyclictest5130-21taskset12:24:083
890999413,28cyclictest18175-21chrt07:34:133
890999413,25cyclictest6136-21taskset08:38:493
890999412,27cyclictest14446-21taskset07:24:013
890999412,27cyclictest14446-21taskset07:24:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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