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2026-01-18 - 03:43
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #c, slot #7

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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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 rackcslot7s.osadl.org (updated Sun Jan 18, 2026 00:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4110941210646,17sleep30-21swapper/319:05:133
4110941210646,17sleep30-21swapper/319:05:133
41912212920,6sleep1251rcuc/122:55:121
197399790,69rtkit-daemon0-21swapper/219:05:322
197399790,69rtkit-daemon0-21swapper/219:05:312
411237227340,9sleep10-21swapper/119:09:481
411237227340,9sleep10-21swapper/119:09:481
411213526443,14sleep00-21swapper/019:06:470
411213526443,14sleep00-21swapper/019:06:470
197399600,9rtkit-daemon1972-21rtkit-daemon22:47:352
197399600,9rtkit-daemon1972-21rtkit-daemon19:33:522
197399560,9rtkit-daemon1972-21rtkit-daemon22:38:293
41692882550,5sleep0161rcuc/021:50:290
41692882550,5sleep0161rcuc/021:50:280
41659442550,14sleep342-21ksoftirqd/321:40:293
197399550,9rtkit-daemon1972-21rtkit-daemon19:14:583
411256499521,45cyclictest4115690-21ntpq19:15:243
411255699519,15cyclictest4160365-21sed21:25:221
411255699519,15cyclictest4160365-21sed21:25:221
197399500,35rtkit-daemon4131504-21sed20:00:291
411256499492,42cyclictest4120933-21ntp_states19:30:553
4112564994915,29cyclictest20160-40logrotate00:00:003
4112564994911,12cyclictest12658-21cat23:35:303
411255999490,44cyclictest1972-21rtkit-daemon19:12:532
4112564994816,28cyclictest4162235-21ntp_states21:30:253
411256499481,42cyclictest4157498-40lsb_release21:17:043
4112564994813,30cyclictest2224-21timerwakeupswit23:05:293
4112564994813,30cyclictest2224-21timerwakeupswit23:05:293
4112564994811,32cyclictest0-21swapper/321:25:273
4112564994811,32cyclictest0-21swapper/321:25:273
411255699487,15cyclictest4164955-21apt21:40:121
411255699486,18cyclictest4158893-21taskset21:20:271
411255699485,14cyclictest4140228-21ls20:25:291
4112556994827,17cyclictest8911-21cat23:25:211
197399480,35rtkit-daemon4150147-21/usr/sbin/munin20:55:290
197399480,33rtkit-daemon0-21swapper/122:05:271
4112564994718,25cyclictest4174601-21grep22:05:223
4112564994714,28cyclictest4148929-21latency20:50:203
4112564994713,29cyclictest4118388-21/usr/sbin/munin19:25:203
411255699478,16cyclictest4194139-21sed23:00:291
411255699470,29cyclictest4181203-21df_inode22:25:151
197399470,29rtkit-daemon4156258-21apt21:15:121
411256499462,7cyclictest4134853-21python320:10:263
4112564994618,24cyclictest4497-21PK-Backend23:28:223
4112564994617,24cyclictest27719-21ls00:20:153
4112564994616,26cyclictest4181788-21timerandwakeup22:25:303
4112564994614,28cyclictest23279-21users00:05:313
4112564994611,11cyclictest4164010-21proc_pri21:35:263
4112564994610,11cyclictest4167470-21proc_pri21:45:283
411255699469,11cyclictest5565-21ntp_states23:15:231
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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