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2026-01-29 - 05:42
[ 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 #f, slot #4

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
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rackfslot4s.osadl.org (updated Thu Jan 29, 2026 00:44:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2660921230,2sleep026612-21ntp_kernel_err19:56:430
2924921210,2chrt29250-21runrttasks00:08:340
2495721190,3chrt24955-21ssh00:01:570
2201621180,2chrt22018-21chrt19:50:200
2084021170,2sleep020841-21seq20:40:140
3114221160,2chrt31141-21awk20:55:500
2369021160,2chrt23594-21latency_hist21:35:050
1979821160,3chrt19799-21runrttasks23:54:560
710921150,1sleep07110-21seq21:58:110
452321150,2chrt4522-21/usr/sbin/munin22:42:210
2445021150,2chrt24449-21seq20:45:380
1656921140,3chrt16570-21sleep00:37:260
1160021130,4chrt11598-21df00:30:380
316421110,2chrt3165-21chrt19:20:190
302321110,3chrt3025-21chrt23:29:340
219121090,2chrt2192-21seq22:39:350
201421090,2chrt2016-21sleep21:01:080
1027721090,3chrt10278-21irqstats22:51:070
2975621080,2chrt29757-21chrt21:43:420
2417121080,2chrt24172-21grep21:35:380
2055821080,2chrt20560-21sleep23:55:520
1800921080,2chrt18008-21sed21:26:080
3224421070,2chrt32245-21sleep00:12:310
3108521060,1sleep031086-21runrttasks22:33:590
3268521050,2chrt32687-21awk19:15:250
2210121040,1sleep022102-21runrttasks23:09:270
2161321040,2sleep021611-21ls22:20:060
3206521030,3chrt32066-21sh19:14:300
3080521020,2sleep030799-21aten2.4_rfpower21:45:350
180162990,2sleep018017-21chrt20:35:260
60602950,2sleep06061-21seq22:45:310
34042940,2sleep03402-21apt23:30:110
261682920,1sleep026171-21aten2.4_rfpower23:15:350
87072810,2sleep08708-21uniq00:26:260
52642780,2sleep05265-21seq20:15:130
191342770,2sleep019135-21cat23:05:040
75152740,2sleep07516-21seq19:26:170
17082740,2sleep01706-21aten2.4-expect21:50:360
264982738,53sleep026508-21chrt19:05:240
184872730,2sleep018488-21chrt19:45:020
95602700,1sleep09562-21head19:30:260
95332700,2sleep09530-21ntp_kernel_pll_20:21:010
46082700,2sleep04611-21irqrtprio21:05:440
148522700,1sleep014853-21seq22:58:030
127192700,2sleep012720-21sshd23:43:510
123692650,1sleep012373-21sed20:25:440
170092640,1sleep017007-21timerandwakeup22:12:230
74902580,1sleep07488-21ssh21:10:480
322812580,2sleep032282-21sh23:24:520
169582570,2sleep016959-21cat21:25:040
253252564,43sleep025369-21aten2.4-expect22:25:350
135562563,7sleep013544-21ntpq22:07:340
153902552,7sleep015345-21latency_hist19:40:030
229912540,1sleep022989-21diskstats23:10:440
191292543,41sleep019145-21hddtemp_smartct19:45:350
150932543,43sleep015089-21ssh23:47:130
297502533,40sleep029710-21ntp_states20:01:220
234142533,42sleep023416-21ntpq22:22:110
108032530,1sleep010804-21chrt21:15:420
29202905117,25cyclictest0-21swapper20:50:380
44222502,41sleep04406-21apt-get00:20:150
35052500,3sleep03506-21seq00:18:250
85482470,3chrt8545-21/usr/sbin/munin23:37:140
29202904720,8cyclictest8856-21ssh22:01:050
29202904613,17cyclictest4804-21sleep20:14:170
2920290414,18cyclictest292-21sshd20:30:230
29202904115,9cyclictest412-21snmpd20:09:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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