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2026-01-23 - 23:42
[ 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 100 highest latencies:
System rackbslot7.osadl.org (updated Fri Jan 23, 2026 12:44:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
427799227702,22759cyclictest15-21ksoftirqd/012:21:310
427799227702,22759cyclictest15-21ksoftirqd/012:21:310
427799183212,18311cyclictest15-21ksoftirqd/012:27:020
3753212940,18sleep10-21swapper/107:04:211
3753212940,18sleep10-21swapper/107:04:211
4121211219,65sleep24159-21munin-run07:08:342
4121211219,65sleep24159-21munin-run07:08:342
4282991024,44cyclictest28819-21cron10:48:331
42829910133,11cyclictest0-21swapper/107:26:031
428299994,32cyclictest9687-21chrt11:28:451
428299972,34cyclictest21982-21unixbench_singl07:59:101
4282999668,20cyclictest11802-21latency_hist10:03:361
4282999624,15cyclictest0-21swapper/111:08:551
4282999539,48cyclictest0-21swapper/107:44:001
4282999539,48cyclictest0-21swapper/107:44:001
4282999534,8cyclictest0-21swapper/111:44:101
325529510,60sleep02783-21/usr/sbin/munin07:04:080
325529510,60sleep02783-21/usr/sbin/munin07:04:080
4282999440,46cyclictest0-21swapper/109:53:341
4282999437,48cyclictest0-21swapper/112:14:061
428299943,40cyclictest17775-21fschecks_time09:18:561
428299933,35cyclictest7296-21/usr/sbin/munin11:24:061
428299933,35cyclictest21479-21/usr/sbin/munin11:54:071
428299933,34cyclictest27347-21sh09:34:101
428299933,34cyclictest11499-21cpu09:08:491
428299933,32cyclictest6351-21latency_hist08:53:371
428299932,33cyclictest2951-21latency_hist08:43:371
4282999240,45cyclictest0-21swapper/112:18:511
4282999240,45cyclictest0-21swapper/112:18:511
4282999240,44cyclictest0-21swapper/112:24:381
428299923,36cyclictest5224-21timerandwakeup07:09:101
428299923,36cyclictest5224-21timerandwakeup07:09:101
428299923,35cyclictest23315-21wc09:28:371
428299922,33cyclictest24674-21grep10:25:121
428299914,38cyclictest23723-21fschecks_time09:28:551
428299914,38cyclictest23723-21fschecks_time09:28:551
428299913,44cyclictest352-21runrttasks12:32:241
428299913,37cyclictest15338-21grep11:39:091
428299913,36cyclictest14973-21/usr/sbin/munin10:09:031
428299913,35cyclictest17144-21modprobe09:18:341
428299913,33cyclictest32084-21latency_hist08:33:361
4282999129,11cyclictest0-21swapper/109:43:441
428299912,35cyclictest20922-21latency_hist07:58:371
428299912,35cyclictest16037-21cat07:43:361
428299912,35cyclictest16037-21cat07:43:361
4277999168,14cyclictest21218-21rm11:53:340
428299903,42cyclictest1-21systemd08:28:341
4282999034,11cyclictest0-21swapper/108:58:571
428299903,40cyclictest12326-21cut11:33:551
428299903,36cyclictest30657-21grep10:56:061
428299903,36cyclictest30657-21grep10:56:061
428299903,35cyclictest5038-21sort11:18:501
428299903,35cyclictest18012-21fschecks_time07:48:551
428299903,35cyclictest18012-21fschecks_time07:48:551
428299903,34cyclictest7270-21sendmail_mailqu08:55:181
428299903,34cyclictest27715-21cat10:41:071
428299903,32cyclictest4731-21latency_hist11:18:361
428299903,32cyclictest10509-21switchtime09:04:081
428299903,32cyclictest10509-21switchtime09:04:081
428299902,33cyclictest8514-21cat07:18:591
428299902,32cyclictest28714-21cstates12:08:511
428299902,32cyclictest12130-21grep07:29:081
4277999063,20cyclictest25920-21latency_hist10:33:370
429099891,56cyclictest39-21ksoftirqd/212:04:472
429099891,56cyclictest39-21ksoftirqd/212:04:472
428299893,38cyclictest27758-21fschecks_time08:18:561
428299893,34cyclictest26576-21ls08:14:101
428299893,34cyclictest26576-21ls08:14:101
428299893,33cyclictest7411-21unixbench_multi07:14:121
428299893,32cyclictest19531-21sed11:48:581
428299892,42cyclictest32594-21idleruntime-cro11:08:331
428299892,33cyclictest24153-21fschecks_time11:58:551
428299892,33cyclictest21651-21proc_pri10:19:061
4290998862,19cyclictest20861-21latency_hist07:58:362
4290998833,27cyclictest39-21ksoftirqd/210:19:022
4290998829,35cyclictest39-21ksoftirqd/211:28:502
428299883,36cyclictest25571-21modprobe08:13:341
428299883,35cyclictest4884-21/usr/sbin/munin12:34:031
428299883,33cyclictest17938-21/usr/sbin/munin10:14:071
428299883,32cyclictest352-21runrttasks10:31:171
428299883,31cyclictest27126-21grep12:04:081
428299883,31cyclictest27126-21grep12:04:081
428299883,31cyclictest1179-21cron08:38:341
4282998831,11cyclictest0-21swapper/109:39:071
4282998831,11cyclictest0-21swapper/109:39:071
4282998824,12cyclictest0-21swapper/110:04:081
4282998824,12cyclictest0-21swapper/110:04:081
4290998764,17cyclictest21276-21cut07:58:562
4290998762,18cyclictest6051-21latency_hist08:53:372
4290998721,34cyclictest39-21ksoftirqd/211:57:172
428299875,33cyclictest5967-21/usr/sbin/munin09:53:581
428299874,31cyclictest14502-21latency_hist07:38:381
428299873,33cyclictest26634-21latency_hist10:38:371
428299873,33cyclictest26634-21latency_hist10:38:371
428299873,28cyclictest29555-21latency_hist10:53:361
428299872,42cyclictest24071-21latency_hist08:08:371
428299872,32cyclictest3349-21tune2fs08:43:551
4277998753,9cyclictest11667-21diskmemload09:08:530
429999862,39cyclictest22684-21chrt10:20:513
4277998663,16cyclictest14577-21cstates09:13:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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