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2026-03-02 - 23:05
[ 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 #5, 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.

Total number of samples: 50.5 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 792 highest latencies:
System rack5slot7s.osadl.org (updated Mon Mar 02, 2026 12:45:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
5300224202192,87sleep00-21swapper07:06:250
57499916419,117cyclictest10895-21munin-run07:40:020
57499916242,22cyclictest20593-21latency11:55:420
57499916217,119cyclictest16503-21munin-run08:15:010
57499916112,124cyclictest19288-21grep08:30:460
57499915917,38cyclictest6557-21munin-node07:15:070
57499915913,120cyclictest22925-21apt-get08:56:150
57499915913,108cyclictest12027-21apt-get11:05:370
57499915912,122cyclictest8355-21cat07:20:590
57499915721,28cyclictest24083-21apt-get09:00:280
57499915713,116cyclictest3189-21modprobe10:10:010
5749991568,123cyclictest19196-21grep11:45:540
57499915617,25cyclictest24289-21munin-run12:20:020
57499915613,120cyclictest4794-21kworker/u2:310:20:010
57499915579,52cyclictest6512-21/usr/sbin/munin10:30:110
57499915517,109cyclictest13156-21apt-get11:10:230
57499915515,116cyclictest17264-21df11:35:250
57499915511,25cyclictest7997-21modprobe10:40:000
5749991549,120cyclictest27659-21ps09:20:530
57499915417,113cyclictest31424-21munin-run09:45:050
57499915412,25cyclictest25692-21/usr/sbin/munin12:26:250
57499915326,107cyclictest0-21swapper07:25:200
57499915321,30cyclictest16603-21apt-get08:15:220
57499915318,23cyclictest11911-21df07:45:270
57499915317,112cyclictest22927-21munin-run08:55:050
57499915316,25cyclictest27026-21apt-get12:35:130
57499915315,99cyclictest17063-21munin-run11:35:010
57499915315,115cyclictest985-21df09:55:270
57499915314,115cyclictest14455-21wc11:15:590
57499915312,25cyclictest31531-21apt-config09:45:090
57499915311,28cyclictest1828-21forks10:00:340
57499915311,114cyclictest19818-21apt-get08:35:120
57499915227,20cyclictest22073-21grep08:46:020
57499915216,20cyclictest28780-21apt-get09:31:040
57499915215,25cyclictest18884-21users08:26:040
57499915214,26cyclictest5714-21/usr/sbin/munin10:25:220
57499915213,26cyclictest25667-21/usr/sbin/munin09:10:120
57499915211,95cyclictest22740-21date12:10:050
57499915124,22cyclictest0-21swapper10:10:380
57499915121,27cyclictest11447-21diskstats11:00:330
57499915120,29cyclictest28328-21memory09:25:440
57499915117,27cyclictest20641-21apt-get08:40:190
57499915116,23cyclictest6651-21munin-node10:50:430
57499915115,22cyclictest738-21head09:51:110
57499915041,87cyclictest15242-21/usr/sbin/munin11:20:580
57499915015,33cyclictest11256-21memory07:40:450
57499915015,25cyclictest18226-21memory11:40:430
57499915015,109cyclictest15187-21irqstats08:05:370
57499915014,96cyclictest5613-21latency_hist10:25:010
57499915014,20cyclictest9611-21modprobe10:50:000
57499915014,112cyclictest25201-21sort12:25:080
57499915013,113cyclictest26594-21grep12:31:000
57499914932,21cyclictest17727-21grep08:20:460
57499914921,27cyclictest16225-21users11:26:030
57499914916,108cyclictest19677-21df11:50:250
57499914914,94cyclictest14426-21cat08:00:410
57499914913,112cyclictest26957-21swap09:16:010
57499914835,21cyclictest11311-21date11:00:070
57499914819,25cyclictest24875-21apt-get09:05:160
57499914818,101cyclictest21306-21diskstats12:00:310
57499914712,112cyclictest8493-21wc10:40:530
57499914710,48cyclictest12951-21pluginstate07:50:520
57499914610,98cyclictest7560-21sort07:16:180
5749991459,37cyclictest23407-21sed12:11:030
57499914511,110cyclictest13873-21tr07:55:590
57499914433,91cyclictest30578-21awk09:36:130
57499914410,25cyclictest10094-21munin-run07:35:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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