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2026-03-06 - 09:38
[ 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 #9, slot #8

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 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 376 highest latencies:
System rack9slot8s.osadl.org (updated Fri Mar 06, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
819502660,0irq/46-4a10000011949-21ntpd19:05:220
3596999377,0cyclictest3279-21ssh23:54:420
3596998871,0cyclictest32203-21apt-get21:30:420
3596998770,0cyclictest17436-21ssh22:07:090
3596998768,0cyclictest12488-21seq23:05:060
3596998767,0cyclictest13416-21chrt00:16:030
3596998668,0cyclictest7962-21ssh00:04:370
3596998667,0cyclictest25480-21ssh22:24:080
3596998568,0cyclictest4059-21ssh21:39:020
3596998568,0cyclictest23931-21sshd21:12:370
3596998566,0cyclictest8173-21ssh22:55:590
3596998367,0cyclictest20593-21ssh23:22:320
3596998366,0cyclictest5299-21ssh23:58:570
3596998362,0cyclictest17971-21chrt00:25:180
3596998266,0cyclictest31180-21munin-run23:45:020
3596998266,0cyclictest22988-21ssh22:19:030
3596998265,0cyclictest21305-21seq21:00:160
3596998165,0cyclictest18041-21ssh23:17:050
3596998162,0cyclictest12113-21runrttasks22:29:500
3596998161,0cyclictest24784-21modprobe00:40:040
3596998064,0cyclictest11860-21seq20:00:500
3596998062,0cyclictest20138-21ssh00:30:070
3596998062,0cyclictest1057-21ssh23:50:000
3596998060,0cyclictest6621-21sshd22:52:450
3596997963,0cyclictest23166-21ssh23:27:550
3596997962,0cyclictest7702-21ssh21:46:290
3596997961,0cyclictest15369-21ssh23:11:210
3596997864,0cyclictest24357-21ssh23:30:200
3596997863,0cyclictest11527-21ssh21:54:470
3596997861,0cyclictest27359-21ssh23:36:480
3596997861,0cyclictest21037-21latency_hist21:00:050
3596997860,0cyclictest25321-21ssh21:15:260
3596997761,0cyclictest32525-21seq22:39:030
3596997761,0cyclictest11572-21ssh23:03:190
3596997663,0cyclictest13869-21apt-get20:15:250
3596997660,0cyclictest6118-21rm21:43:120
3596997560,0cyclictest3481-21sh22:45:570
3596997559,0cyclictest17330-21seq20:36:320
3596997559,0cyclictest12581-21rm21:56:520
3596997556,0cyclictest28314-21ssh21:21:430
3596997555,0cyclictest20078-21sh22:12:490
3596997458,0cyclictest10687-21rm00:10:120
3596997360,0cyclictest930-21gpgv22:40:180
3596997358,0cyclictest8323-21chrt19:37:280
3596997357,0cyclictest5716-21grep19:20:010
3596997355,0cyclictest15571-21runrttasks22:03:150
3596997257,0cyclictest28346-21sed22:30:050
3596997256,0cyclictest30329-21ssh21:25:550
3596997155,0cyclictest16623-21runrttasks20:31:450
3596996754,0cyclictest3594-21cyclictest19:25:240
3596996555,0cyclictest100212sleep000:08:580
3596996554,0cyclictest15411-21diskmemload00:20:100
3596996453,0cyclictest196032sleep020:51:480
3596996353,0cyclictest5954-21seq19:21:110
3596996352,0cyclictest112612sleep019:57:140
3596996045,0cyclictest3570-21apt-get19:10:320
3596995844,0cyclictest12113-21runrttasks20:48:260
3596995745,0cyclictest81950irq/46-4a10000019:51:450
3596995645,0cyclictest81950irq/46-4a10000020:07:150
3596995444,0cyclictest94750irq/33-mmc019:42:230
3596995444,0cyclictest81950irq/46-4a10000019:32:020
3596995444,0cyclictest0-21swapper21:07:290
3596995431,0cyclictest18226-21sshd20:42:330
3596995343,0cyclictest0-21swapper19:48:130
3596995342,0cyclictest81950irq/46-4a10000020:15:020
3596995241,0cyclictest81950irq/46-4a10000020:22:090
3596994833,0cyclictest16290-21runrttasks20:30:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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