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2026-02-09 - 08:01
[ 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 #7, slot #3

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: 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 rack7slot3s.osadl.org (updated Mon Feb 09, 2026 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1541324830,5sleep20-21swapper/219:06:012
1513421370,6sleep322946-21kworker/3:219:05:583
364221020,3sleep32547-21/usr/sbin/munin23:01:003
16047999234,17cyclictest1125-21runrttasks00:10:430
16047999135,26cyclictest0-21swapper/022:00:460
16047999135,26cyclictest0-21swapper/022:00:460
1604799846,15cyclictest0-21swapper/020:55:450
1604799796,43cyclictest0-21swapper/019:25:460
1604799796,24cyclictest0-21swapper/023:50:460
1604799796,24cyclictest0-21swapper/023:50:460
1604799741,37cyclictest0-21swapper/022:10:410
1604799721,53cyclictest11506-21wget21:55:460
279392680,1sleep20-21swapper/222:40:462
1604799682,47cyclictest20826-21sed19:20:590
1604799677,41cyclictest20493-21latency_hist22:20:330
1604799673,47cyclictest0-21swapper/022:26:020
1604799671,44cyclictest7394-21aten_rbpower_cu20:15:460
1604799667,39cyclictest13-21rcuc/019:45:320
1604799662,44cyclictest22846-21fschecks_count23:55:490
1604799662,44cyclictest22846-21fschecks_count23:55:490
1604799661,46cyclictest12251-21unixbench_multi20:26:010
1604799661,46cyclictest12251-21unixbench_multi20:26:010
1604999656,36cyclictest7950irq/56-dwc_otg_00:05:452
1604799653,46cyclictest7059-21grep21:41:000
1604799652,39cyclictest0-21swapper/023:20:460
1604799651,43cyclictest24422-21aten_rbpower_cu00:00:470
16048996428,15cyclictest10490-21grep23:20:571
16048996423,26cyclictest19668-21ntp_states23:45:541
16048996324,20cyclictest7950irq/56-dwc_otg_19:45:471
1604799631,44cyclictest2565-21modprobe00:30:320
16047996132,12cyclictest0-21swapper/021:30:580
16047996132,12cyclictest0-21swapper/021:30:580
1604799612,36cyclictest0-21swapper/023:05:590
16048996028,20cyclictest9883-21/usr/sbin/munin21:50:471
16050995921,26cyclictest21764-21timerwakeupswit23:51:003
16050995921,26cyclictest21764-21timerwakeupswit23:51:003
16048995922,21cyclictest31985-21grep22:50:541
16048995922,21cyclictest31985-21grep22:50:541
16048995921,25cyclictest24314-21date00:00:321
16048995921,25cyclictest24314-21date00:00:321
16048995919,12cyclictest8324-21seq23:15:501
16047995942,5cyclictest19823-21ls23:45:560
1604799592,41cyclictest0-21swapper/020:45:310
1604799583,41cyclictest13-21rcuc/022:47:580
1604799582,39cyclictest25005-21switchtime22:30:580
1604799581,26cyclictest2321-21idleruntime-cro23:00:310
16048995725,11cyclictest20676-21/usr/sbin/munin20:50:511
16048995722,12cyclictest22909-21/usr/sbin/munin20:55:581
1604799575,37cyclictest8303-21fschecks_time23:15:500
1604799572,37cyclictest14848-21wget20:35:450
16047995625,16cyclictest22162-21latency_hist22:25:320
1604799562,39cyclictest0-21swapper/022:40:490
1604799562,33cyclictest18014-21switchtime23:40:580
16047995610,7cyclictest16347-21unixbench_multi23:35:590
16050995519,9cyclictest720-21df21:25:473
1604799558,25cyclictest13-21rcuc/021:50:380
16050995422,18cyclictest20999-21/usr/sbin/munin20:50:563
16050995413,23cyclictest7950irq/56-dwc_otg_22:50:563
16050995413,23cyclictest7950irq/56-dwc_otg_22:50:563
16048995419,10cyclictest29822-21apt-get00:15:451
16048995417,10cyclictest0-21swapper/120:45:321
1604799543,39cyclictest13-21rcuc/019:50:530
16050995321,12cyclictest10380-21memory23:20:553
16048995317,13cyclictest1114-21missed_timers21:25:541
1604799532,32cyclictest0-21swapper/021:10:580
16047995320,18cyclictest9-21ksoftirqd/000:15:560
1604799531,36cyclictest0-21swapper/020:02:030
1604799531,34cyclictest32593-21tr19:55:460
1604799531,34cyclictest32593-21tr19:55:460
16047995312,28cyclictest13-21rcuc/020:12:290
16050995221,16cyclictest9217-21/usr/sbin/munin20:20:453
16048995219,20cyclictest9626-21if_wlan020:20:491
16048995218,16cyclictest6344-21sed00:40:331
1604799523,29cyclictest21314-21tail20:50:590
1604799521,33cyclictest0-21swapper/020:06:010
16048995122,15cyclictest7729-21chrt23:15:271
16048995120,15cyclictest18895-21cut23:45:331
16048995119,14cyclictest11463-21/usr/sbin/munin21:55:531
16048995115,13cyclictest9396-21latency_hist21:50:321
1604799513,37cyclictest0-21swapper/000:05:450
16047995118,17cyclictest15003-21idleruntime-cro23:35:320
16047995114,23cyclictest8554-21rt-features21:45:550
16050995020,11cyclictest0-21swapper/300:15:453
16048995023,11cyclictest21938-21unixbench_singl23:51:011
16048995023,11cyclictest21938-21unixbench_singl23:51:011
16047995037,6cyclictest101ktimersoftd/019:10:580
16047995031,13cyclictest101ktimersoftd/021:25:520
1604799502,29cyclictest25884-21ps19:35:560
1604799502,27cyclictest0-21swapper/023:10:540
16047995022,11cyclictest101ktimersoftd/000:40:320
16047995010,28cyclictest29604-21fschecks_count21:15:490
16050994923,11cyclictest7993-21apt-get23:15:463
16050994919,13cyclictest31160-21apt-get21:20:433
16050994918,15cyclictest11980-21cat21:55:523
1604999495,5cyclictest7950irq/56-dwc_otg_20:20:432
16048994930,7cyclictest7363-21apt-get20:15:451
1604799493,4cyclictest0-21swapper/020:20:430
1604799491,14cyclictest0-21swapper/021:05:500
16050994821,11cyclictest5053-21sshd20:07:333
16050994820,9cyclictest23171-21users20:56:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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