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2026-02-02 - 15:21
[ 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 Mon Feb 02, 2026 12:44:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
102799912245,33cyclictest0-21swapper/011:03:100
102799911842,30cyclictest30768-21apt-get08:08:100
102799911842,30cyclictest30768-21apt-get08:08:100
102799911530,42cyclictest29122-21ssh11:13:190
102799911444,31cyclictest25468-21apt-get10:13:100
102799911339,30cyclictest29161-21apt-get08:03:060
102799911339,30cyclictest29161-21apt-get08:03:060
102799911149,23cyclictest1797-21apt-get08:18:490
102799911149,23cyclictest1797-21apt-get08:18:490
102799911141,30cyclictest6618-21apt-get08:33:060
102799911139,31cyclictest2647-21apt-get12:18:050
102819911090,14cyclictest7096-21sh09:43:151
102819911090,14cyclictest7096-21sh09:43:151
102799911041,29cyclictest2057-21ssh10:28:100
10285991093,70cyclictest11756-21apt-get08:48:102
102799910931,35cyclictest16552-21latency_hist10:52:570
102799910837,24cyclictest5877-21wc10:33:290
102799910837,24cyclictest5877-21wc10:33:290
102799910836,35cyclictest352-21runrttasks10:42:210
102799910835,26cyclictest0-21swapper/011:58:050
102799910835,26cyclictest0-21swapper/011:58:050
102799910830,28cyclictest13972-21latency_hist11:42:570
102799910734,32cyclictest10263-21apt-get09:48:430
102799910630,38cyclictest9861-21taskset08:43:070
102799910630,38cyclictest9861-21taskset08:43:070
102799910629,43cyclictest13359-21/usr/sbin/munin08:53:050
102799910629,43cyclictest13359-21/usr/sbin/munin08:53:050
102799910626,44cyclictest30112-21open_inodes12:09:210
102799910626,44cyclictest30112-21open_inodes12:09:210
102799910537,26cyclictest0-21swapper/012:03:100
102799910531,34cyclictest0-21swapper/008:38:320
102799910529,42cyclictest24026-21ssh10:09:450
102799910524,35cyclictest0-21swapper/008:17:550
102799910521,41cyclictest0-21swapper/012:13:220
102799910436,47cyclictest9177-21taskset12:28:230
102799910426,43cyclictest30772-21kworker/u18:0+ext4-rsv-conversion08:48:180
102819910311,76cyclictest8264-21apt-get10:38:141
102799910344,20cyclictest27549-21apt-get07:58:100
102799910334,29cyclictest8719-21/usr/sbin/munin11:33:250
102799910334,29cyclictest8719-21/usr/sbin/munin11:33:250
102799910329,31cyclictest13243-21/usr/sbin/munin09:53:130
102799910329,31cyclictest13243-21/usr/sbin/munin09:53:130
102799910250,31cyclictest19266-21kworker/u17:0+xprtiod10:03:060
102799910234,36cyclictest14012-21sed07:17:560
102799910234,36cyclictest14012-21sed07:17:560
102799910234,33cyclictest6492-21apt-get09:43:080
102799910234,33cyclictest6492-21apt-get09:43:080
102799910234,22cyclictest11569-21seq10:43:200
102799910231,39cyclictest27632-21/usr/sbin/munin09:23:190
102799910231,39cyclictest27632-21/usr/sbin/munin09:23:190
102799910219,39cyclictest0-21swapper/011:08:250
102799910136,31cyclictest16892-21chrt09:58:260
102799910135,30cyclictest20377-21/usr/sbin/munin11:53:180
102799910134,27cyclictest15365-21ssh11:44:050
102799910133,31cyclictest16252-21apt-get07:23:190
102799910132,28cyclictest32592-21/usr/sbin/munin10:23:330
102799910132,28cyclictest32592-21/usr/sbin/munin10:23:330
102799910130,31cyclictest352-21runrttasks09:15:150
102799910130,31cyclictest352-21runrttasks09:15:150
102799910122,30cyclictest0-21swapper/007:18:080
10281991003,73cyclictest13721-21apt-get10:48:091
102799910038,30cyclictest17032-21apt-get11:48:110
102799910038,30cyclictest17032-21apt-get11:48:110
102799910036,22cyclictest26877-21ssh09:22:420
102799910036,21cyclictest32351-21ssh09:31:160
102799910034,27cyclictest3625-21sh11:24:290
102799910034,27cyclictest3625-21sh11:24:290
102799910030,29cyclictest29851-21ssh10:19:130
102799910029,29cyclictest19252-21sed07:32:560
102799910029,29cyclictest19252-21sed07:32:560
10279999950,36cyclictest5609-21apt-get12:23:080
10279999834,29cyclictest3408-21apt-get08:23:110
10279999834,29cyclictest3408-21apt-get08:23:110
10279999834,27cyclictest6730-21ssh11:29:550
10279999832,29cyclictest23355-21/usr/sbin/munin07:43:280
10279999830,29cyclictest5491-21nfs4_client08:28:230
10279999830,29cyclictest5491-21nfs4_client08:28:230
10279999830,24cyclictest16978-21cut10:53:160
10281999755,12cyclictest21209-21ssh11:53:521
10279999728,29cyclictest782-21/usr/sbin/munin09:33:220
10279999728,29cyclictest782-21/usr/sbin/munin09:33:220
10279999644,22cyclictest19676-21snmpd08:58:170
10279999639,24cyclictest21384-21ssh10:59:580
10279999639,24cyclictest21384-21ssh10:59:580
10279999635,27cyclictest17932-21taskset09:07:440
10279999629,30cyclictest32429-21ssh11:18:300
10279999628,23cyclictest12370-21grep12:33:300
10279999625,27cyclictest0-21swapper/009:42:580
10279999625,27cyclictest0-21swapper/009:42:580
92882958,60sleep29289-21memory07:03:292
10279999537,27cyclictest18259-21rm09:08:040
10279999532,25cyclictest19676-21snmpd07:33:300
10279999428,26cyclictest26454-21ntpq07:53:230
10279999427,30cyclictest24985-21cut07:48:290
10285999361,24cyclictest11229-21apt-key10:42:582
10285999348,13cyclictest181rcu_preempt10:33:192
10285999348,13cyclictest181rcu_preempt10:33:192
10279999326,28cyclictest0-21swapper/007:38:220
10285999266,20cyclictest24822-21sh09:18:232
1028599922,66cyclictest29165-21ssh12:08:092
1028599922,66cyclictest29165-21ssh12:08:092
10281999249,12cyclictest181rcu_preempt12:08:271
10281999249,12cyclictest181rcu_preempt12:08:271
10279999230,25cyclictest10345-21grep07:07:590
10279999228,24cyclictest0-21swapper/007:08:190
10279999228,24cyclictest0-21swapper/007:08:190
10285999163,19cyclictest15747-21latency_hist07:22:582
1028599914,71cyclictest10679-21df09:48:532
10285999057,13cyclictest181rcu_preempt12:23:162
10285999011,67cyclictest1797-21apt-get08:18:102
10285999011,67cyclictest1797-21apt-get08:18:102
1028599883,62cyclictest31091-21kworker/u17:3+ext4-rsv-conversion10:48:122
10281998845,9cyclictest181rcu_preempt08:58:541
1028599877,67cyclictest10945-21apt-get10:43:122
10285998764,15cyclictest200-21systemd-journal12:36:112
10285998654,12cyclictest181rcu_preempt07:48:182
10281998645,10cyclictest181rcu_preempt12:13:111
99382856,58sleep10-21swapper/107:05:031
10285998556,18cyclictest0-21swapper/209:47:592
10285998545,13cyclictest181rcu_preempt12:20:552
10285998539,18cyclictest181rcu_preempt12:15:362
10281998561,18cyclictest23912-21timerwakeupswit11:58:301
10281998561,18cyclictest23912-21timerwakeupswit11:58:301
10285998460,18cyclictest21938-21latency_hist10:07:572
10285998455,16cyclictest0-21swapper/212:28:162
10281998411,63cyclictest11519-21ssh10:43:121
10285998357,18cyclictest7095-21kworker/u17:3-writeback09:47:582
10285998352,9cyclictest181rcu_preempt07:53:052
10285998351,16cyclictest29377-21rm09:26:182
10285998351,16cyclictest29377-21rm09:26:182
10281998312,53cyclictest10492-21kworker/u17:0+ext4-rsv-conversion09:48:481
1028599829,19cyclictest181rcu_preempt10:08:572
10281998260,8cyclictest181rcu_preempt11:38:221
10281998257,8cyclictest181rcu_preempt09:58:321
1028199825,60cyclictest1272-21apt-get08:18:091
1028199825,60cyclictest1272-21apt-get08:18:091
10281998245,11cyclictest10270-21cyclictest11:48:391
10281998245,11cyclictest10270-21cyclictest11:48:391
10285998162,13cyclictest29397-21fschecks_time08:03:162
10285998162,13cyclictest29397-21fschecks_time08:03:162
10285998157,16cyclictest17975-21diskmemload09:13:212
10285998157,16cyclictest17975-21diskmemload09:13:212
10285998155,8cyclictest181rcu_preempt11:48:062
10285998155,8cyclictest181rcu_preempt11:48:062
10285998142,10cyclictest181rcu_preempt10:13:252
10281998165,9cyclictest22865-21kworker/u17:1+xprtiod09:38:321
10281998165,9cyclictest22865-21kworker/u17:1+xprtiod09:38:321
10281998157,15cyclictest352-21runrttasks11:00:111
10281998157,15cyclictest352-21runrttasks11:00:111
1028199814,60cyclictest22943-21cat10:09:031
10281998136,8cyclictest181rcu_preempt07:13:291
10281998136,8cyclictest181rcu_preempt07:13:291
10292998035,36cyclictest0-21swapper/310:38:143
10285998063,13cyclictest10270-21cyclictest10:54:112
10285998054,14cyclictest0-21swapper/208:08:302
10285998054,14cyclictest0-21swapper/208:08:302
10285998040,13cyclictest181rcu_preempt12:06:092
10285997961,10cyclictest22069-21ssh11:56:192
10285997959,7cyclictest39-21ksoftirqd/209:11:162
10285997950,20cyclictest20823-21sendmail07:37:542
1028199795,40cyclictest32190-21wc08:12:561
1028199795,40cyclictest32190-21wc08:12:561
10281997941,12cyclictest181rcu_preempt07:43:281
10281997939,8cyclictest181rcu_preempt12:03:121
10281997918,24cyclictest0-21swapper/109:35:451
10281997918,24cyclictest0-21swapper/109:35:451
10281997911,52cyclictest14403-21apt-get07:18:091
10285997860,12cyclictest11257-21cron08:47:542
10285997860,12cyclictest11257-21cron08:47:542
10285997854,16cyclictest10270-21cyclictest11:30:072
10285997850,7cyclictest181rcu_preempt09:07:562
10285997840,11cyclictest181rcu_preempt07:58:202
10285997839,16cyclictest181rcu_preempt11:59:072
10285997839,16cyclictest181rcu_preempt11:59:072
10281997847,8cyclictest181rcu_preempt10:57:561
10281997838,8cyclictest181rcu_preempt10:18:171
10281997838,8cyclictest181rcu_preempt09:23:431
10281997838,8cyclictest181rcu_preempt09:23:431
10281997832,9cyclictest181rcu_preempt11:10:101
10285997757,11cyclictest0-21swapper/207:28:302
10285997757,11cyclictest0-21swapper/207:28:302
10285997753,8cyclictest181rcu_preempt09:00:212
10285997747,11cyclictest181rcu_preempt10:01:542
10285997738,9cyclictest181rcu_preempt11:08:372
10281997743,11cyclictest181rcu_preempt07:58:241
10281997741,8cyclictest181rcu_preempt10:30:051
10281997735,9cyclictest181rcu_preempt10:17:011
10281997734,9cyclictest0-21swapper/110:07:591
10281997734,18cyclictest181rcu_preempt07:50:501
10281997730,11cyclictest0-21swapper/110:36:331
10281997730,11cyclictest0-21swapper/110:36:331
10281997724,16cyclictest181rcu_preempt12:27:131
109602760,3sleep2351irq_work/211:37:572
109602760,3sleep2351irq_work/211:37:572
10285997661,10cyclictest10270-21cyclictest07:38:312
10285997656,12cyclictest20434-21ssh10:58:262
10285997656,12cyclictest20434-21ssh10:58:262
10285997655,12cyclictest0-21swapper/209:38:162
10285997655,12cyclictest0-21swapper/209:38:162
10285997651,7cyclictest181rcu_preempt08:13:242
10281997662,10cyclictest10270-21cyclictest11:15:031
10281997660,12cyclictest10270-21cyclictest11:24:421
10281997660,12cyclictest10270-21cyclictest11:24:421
10281997641,8cyclictest181rcu_preempt08:53:191
10281997641,8cyclictest181rcu_preempt08:53:191
10281997640,9cyclictest181rcu_preempt07:23:441
10281997638,8cyclictest181rcu_preempt08:13:201
10281997635,8cyclictest181rcu_preempt07:33:251
10281997633,16cyclictest181rcu_preempt12:21:521
10281997631,9cyclictest181rcu_preempt12:28:151
10285997545,10cyclictest181rcu_preempt09:34:102
10285997545,10cyclictest181rcu_preempt09:34:102
10285997544,9cyclictest181rcu_preempt11:46:262
10285997534,11cyclictest181rcu_preempt11:27:452
10285997534,11cyclictest181rcu_preempt11:27:452
10285997532,8cyclictest181rcu_preempt08:28:322
10285997532,8cyclictest181rcu_preempt08:28:322
10281997553,8cyclictest181rcu_preempt08:42:551
10281997536,10cyclictest181rcu_preempt08:07:551
10281997536,10cyclictest181rcu_preempt08:07:551
10285997448,11cyclictest181rcu_preempt11:15:332
10285997443,12cyclictest181rcu_preempt10:23:122
10285997443,12cyclictest181rcu_preempt10:23:122
10285997442,10cyclictest181rcu_preempt08:53:302
10285997442,10cyclictest181rcu_preempt08:53:302
10285997436,13cyclictest181rcu_preempt08:39:472
10285997435,9cyclictest181rcu_preempt07:43:102
10281997451,9cyclictest181rcu_preempt08:28:241
10281997451,9cyclictest181rcu_preempt08:28:241
10281997445,14cyclictest23150-21ssh09:15:391
10281997445,14cyclictest23150-21ssh09:15:391
10281997444,8cyclictest181rcu_preempt11:18:311
10281997437,8cyclictest181rcu_preempt08:44:151
10281997437,8cyclictest181rcu_preempt08:44:151
10281997418,23cyclictest13595-21fschecks_time09:53:191
10281997418,23cyclictest13595-21fschecks_time09:53:191
1015127425,30sleep30-21swapper/307:07:553
10285997348,7cyclictest181rcu_preempt11:40:032
1028599733,48cyclictest13575-21grep09:53:192
1028599733,48cyclictest13575-21grep09:53:192
10281997354,13cyclictest17975-21diskmemload10:23:211
10281997354,13cyclictest17975-21diskmemload10:23:211
10281997353,8cyclictest181rcu_preempt12:33:191
10281997340,8cyclictest181rcu_preempt08:23:221
10281997340,8cyclictest181rcu_preempt08:23:221
10281997340,8cyclictest181rcu_preempt07:08:181
10281997340,8cyclictest181rcu_preempt07:08:181
10281997336,12cyclictest181rcu_preempt11:47:221
10285997255,11cyclictest1-21systemd07:17:562
10285997255,11cyclictest1-21systemd07:17:562
10285997251,15cyclictest25272-21sh11:07:322
10285997227,8cyclictest0-21swapper/207:08:172
10285997227,8cyclictest0-21swapper/207:08:172
10281997248,15cyclictest0-21swapper/108:33:121
10281997221,10cyclictest0-21swapper/109:18:111
10285997150,13cyclictest10270-21cyclictest07:23:502
10285997148,15cyclictest0-21swapper/210:18:202
10281997142,13cyclictest24508-21ssh11:05:221
10281997134,7cyclictest181rcu_preempt09:03:201
10285997051,9cyclictest0-21swapper/208:33:302
10285997048,15cyclictest10270-21cyclictest11:18:292
10285997038,7cyclictest181rcu_preempt09:30:012
10281997027,30cyclictest21101-21ssh09:12:581
10285996943,14cyclictest0-21swapper/208:23:182
10285996943,14cyclictest0-21swapper/208:23:182
10285996916,28cyclictest39-21ksoftirqd/210:28:172
10281996927,11cyclictest181rcu_preempt09:28:221
1029299683,48cyclictest2683-21taskset12:18:103
10281996838,8cyclictest181rcu_preempt07:53:091
10281996833,9cyclictest181rcu_preempt11:34:471
10281996833,9cyclictest181rcu_preempt11:34:471
1028199683,25cyclictest301ktimers/111:29:101
1029299678,37cyclictest0-21swapper/309:48:513
10292996725,32cyclictest0-21swapper/309:43:173
10292996725,32cyclictest0-21swapper/309:43:173
10281996746,14cyclictest58-21kcompactd007:32:071
10281996746,14cyclictest58-21kcompactd007:32:071
1029299646,39cyclictest0-21swapper/312:08:133
1029299646,39cyclictest0-21swapper/312:08:133
10281996442,8cyclictest181rcu_preempt07:38:221
1028199642,40cyclictest19676-21snmpd08:48:141
10292996316,32cyclictest0-21swapper/310:09:033
130192610,9sleep30-21swapper/307:13:253
130192610,9sleep30-21swapper/307:13:253
1029299613,39cyclictest13723-21chrt11:42:533
1029299612,40cyclictest5775-21chrt11:28:263
1029299604,34cyclictest0-21swapper/310:48:113
1029299567,30cyclictest0-21swapper/310:43:123
10292995613,27cyclictest0-21swapper/308:18:103
10292995613,27cyclictest0-21swapper/308:18:103
1029299552,40cyclictest17617-21taskset11:48:243
1029299552,40cyclictest17617-21taskset11:48:243
279572540,8sleep30-21swapper/307:58:203
1029299543,41cyclictest12761-21taskset08:48:513
1029299542,38cyclictest20510-21taskset09:11:393
1029299542,37cyclictest18219-21chrt09:07:583
1029299533,37cyclictest4993-21chrt11:27:573
1029299533,37cyclictest4993-21chrt11:27:573
1029299532,39cyclictest16743-21taskset09:58:213
1029299532,34cyclictest28411-21taskset10:17:583
200202522,6sleep30-21swapper/310:58:163
200202522,6sleep30-21swapper/310:58:163
1029299523,34cyclictest26132-21chrt07:53:143
1029299523,34cyclictest11538-21chrt08:47:583
1029299523,34cyclictest11538-21chrt08:47:583
1029299523,31cyclictest25804-21chrt07:52:583
1029299522,40cyclictest25381-21chrt12:02:143
1029299522,40cyclictest25381-21chrt12:02:143
1029299522,37cyclictest12362-21taskset12:33:303
1029299513,38cyclictest18039-21chrt10:54:063
1029299513,35cyclictest14733-21taskset08:57:543
1029299513,35cyclictest14733-21taskset08:57:543
1029299512,36cyclictest27619-21chrt09:23:193
1029299512,36cyclictest27619-21chrt09:23:193
1029299512,35cyclictest4930-21chrt10:32:583
1029299503,37cyclictest917-21kworker/3:1+events11:43:393
1029299503,32cyclictest22594-21chrt09:14:073
1029299503,32cyclictest22594-21chrt09:14:073
1029299503,30cyclictest886-21chrt08:13:313
1029299502,37cyclictest19877-21chrt07:33:213
1029299502,33cyclictest20019-21taskset11:53:103
1029299502,31cyclictest5690-21chrt10:33:273
1029299502,31cyclictest5690-21chrt10:33:273
1029299492,34cyclictest8393-21chrt11:33:163
1029299492,34cyclictest8393-21chrt11:33:163
1029299492,34cyclictest16043-21taskset08:59:033
10292994912,25cyclictest0-21swapper/307:18:103
1029299483,35cyclictest32078-21chrt12:13:043
1029299483,29cyclictest29164-21chrt08:03:063
1029299483,29cyclictest29164-21chrt08:03:063
1029299482,37cyclictest5798-21chrt12:23:133
1029299482,37cyclictest10818-21chrt12:31:483
1029299482,34cyclictest5576-21chrt09:40:213
1029299482,34cyclictest5576-21chrt09:40:213
1029299482,32cyclictest3481-21chrt09:37:543
1029299482,32cyclictest3481-21chrt09:37:543
1029299473,35cyclictest29705-21taskset11:13:313
1029299473,34cyclictest5190-21chrt08:28:173
1029299473,34cyclictest5190-21chrt08:28:173
1029299473,34cyclictest28072-21chrt12:06:273
1029299472,34cyclictest31293-21chrt10:22:573
1029299472,33cyclictest28378-21chrt11:12:543
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