You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-02-20 - 23:53
[ 290.152] (II) VESA: driver for VESA chipsets: vesa
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 50 highest latencies:
System rack0slot2.osadl.org (updated Fri Feb 20, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
179225825933,7sleep50-21swapper/507:00:295
180113825745,8sleep60-21swapper/607:01:596
180130525241,8sleep40-21swapper/407:04:214
1801670995144,5cyclictest650-21systemd-journal09:40:187
1801664994844,3cyclictest2297225-21kworker/u16:0+flush-8:011:00:185
1801664994339,3cyclictest2140989-21kworker/u16:0+flush-8:010:30:185
18010722403,31sleep70-21swapper/707:01:037
1801670993731,5cyclictest1986826-21latency_hist08:40:187
1801665993735,2cyclictest1939169-21kworker/u16:4+events_unbound09:35:316
1801670993631,4cyclictest1900845-21latency_hist07:55:187
1801665993634,2cyclictest1853116-21kworker/u16:1+events_unbound08:15:436
1801670993530,4cyclictest2093021-21packagekitd09:27:397
1801664993432,2cyclictest2371543-21kworker/u16:4+events_unbound11:35:405
1801665993331,2cyclictest2479892-21kworker/u16:2+events_unbound12:10:316
1801665993331,2cyclictest2297225-21kworker/u16:0+flush-8:011:00:436
1801665993331,2cyclictest2239352-21kworker/u16:1+events_unbound10:40:316
1801665993331,2cyclictest2153872-21kworker/u16:2+flush-8:011:45:136
1801665993331,2cyclictest2093150-21kworker/u16:6+events_unbound09:45:316
1801665993331,2cyclictest1853116-21kworker/u16:1+events_unbound08:10:406
1801664993229,2cyclictest2093150-21kworker/u16:6+flush-8:009:27:445
1801656993230,2cyclictest1910105-21kworker/u16:2+events_unbound08:00:184
1801665993129,2cyclictest2479892-21kworker/u16:2+events_unbound12:25:426
1801670993025,4cyclictest650-21systemd-journal09:20:197
1801665993028,2cyclictest2191222-21kworker/u16:4+flush-8:010:15:436
1801665993028,2cyclictest2191222-21kworker/u16:4+events_unbound10:30:396
1801664993028,2cyclictest1996520-21kworker/u16:0+flush-8:009:20:485
1801664992926,2cyclictest2239352-21kworker/u16:1+flush-8:010:40:555
1801656992927,2cyclictest2479892-21kworker/u16:2+events_unbound12:30:314
1801656992927,2cyclictest1910105-21kworker/u16:2+events_unbound08:50:324
1801665992826,2cyclictest2466987-21kworker/u16:0+events_unbound12:20:456
1801665992826,2cyclictest2140990-21kworker/u16:1+events_unbound10:00:306
1801664992826,2cyclictest1910105-21kworker/u16:2+events_unbound08:45:315
1801670992724,2cyclictest1852162-21ntp_states07:25:447
180167099270,26cyclictest2275260-21ssh10:45:137
1801665992725,2cyclictest1939169-21kworker/u16:4+events_unbound09:20:326
1801665992725,2cyclictest1910105-21kworker/u16:2+events_unbound08:25:336
1801665992725,2cyclictest1811451-21kworker/u16:4+flush-8:007:30:136
1801664992723,3cyclictest2297225-21kworker/u16:0+flush-8:011:15:435
1801656992725,2cyclictest2466987-21kworker/u16:0+events_unbound12:10:554
1801656992624,2cyclictest2153872-21kworker/u16:2+flush-8:010:05:524
1801656992624,2cyclictest2153872-21kworker/u16:2+flush-8:010:05:524
1801656992624,2cyclictest1853116-21kworker/u16:1+flush-8:008:15:414
1801656992621,4cyclictest2152275-21smart_sda09:50:444
1801670992525,0cyclictest0-21swapper/711:15:387
1801670992524,0cyclictest0-21swapper/708:10:387
180167099250,24cyclictest5747-21gnome-shell11:05:287
1801665992523,2cyclictest2275695-21kworker/u16:3+events_unbound10:49:526
1801665992523,2cyclictest2275695-21kworker/u16:3+events_unbound10:49:526
1801665992523,2cyclictest2153872-21kworker/u16:2+events_unbound09:55:336
1801665992523,2cyclictest2140989-21kworker/u16:0+events_unbound10:20:416
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional