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2026-01-28 - 06:26
[ 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 #e, slot #6

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 100 highest latencies:
System rackeslot6s.osadl.org (updated Wed Jan 28, 2026 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
87943199761,59cyclictest0-21swapper/023:45:150
879434997256,11cyclictest231ktimers/121:20:121
879435997036,14cyclictest0-21swapper/221:40:002
87943199681,47cyclictest0-21swapper/020:25:110
87943199681,47cyclictest0-21swapper/020:25:110
879431996716,28cyclictest912206-21apt-get22:20:010
879434996114,8cyclictest869744-21munin-node19:15:001
87943199612,40cyclictest0-21swapper/019:15:010
879431995751,4cyclictest0-21swapper/019:55:110
87943499563,11cyclictest912206-21apt-get22:20:011
87943199551,50cyclictest0-21swapper/020:50:110
879434995332,15cyclictest231ktimers/120:45:151
87943599521,18cyclictest915977-21/usr/sbin/munin22:40:192
87943199528,9cyclictest0-21swapper/000:20:010
879435995143,5cyclictest885686-21munin-plugin-st19:45:002
879435995122,16cyclictest0-21swapper/200:20:152
879431995041,5cyclictest20850irq/208-8000000.ethernet21:20:000
879431995012,16cyclictest882217-21apt-get19:25:020
879434994941,5cyclictest926848-21munin-plugin-st23:45:001
879434994941,5cyclictest895230-21sendmail20:40:001
879434994931,13cyclictest231ktimers/120:50:111
879431994943,4cyclictest0-21swapper/019:40:120
879431994935,8cyclictest131ktimers/020:15:130
87943199493,21cyclictest15-21rcuc/022:35:010
87943199492,11cyclictest0-21swapper/023:25:010
879434994810,4cyclictest889152-21apt-get20:05:021
879431994841,4cyclictest0-21swapper/023:40:010
879431994836,9cyclictest919147-21sendmail23:00:000
879435994719,15cyclictest879427-21cyclictest19:10:152
879434994724,15cyclictest231ktimers/119:10:121
87943199472,38cyclictest0-21swapper/021:50:020
879431994720,24cyclictest0-21swapper/021:05:260
87943599464,36cyclictest882381-21gpg-connect-age19:25:012
879435994639,5cyclictest0-21swapper/200:00:002
879431994639,3cyclictest898744-21date21:00:020
879431994639,3cyclictest898744-21date21:00:010
879431994635,8cyclictest0-21swapper/019:45:290
87943599453,28cyclictest0-21swapper/200:20:002
879435994518,14cyclictest0-21swapper/221:25:132
879434994532,9cyclictest0-21swapper/122:15:281
87943199457,13cyclictest0-21swapper/020:40:000
879431994538,4cyclictest167350irq/118-8000000.ethernet-tx023:00:280
87943199451,2cyclictest0-21swapper/000:35:010
879435994433,8cyclictest904618-21munin-plugin-st21:35:002
879435994431,9cyclictest0-21swapper/221:45:282
879435994430,9cyclictest0-21swapper/220:05:012
879435994428,12cyclictest1660-21snmpd21:05:102
87943599441,24cyclictest0-21swapper/223:25:162
879431994437,4cyclictest167350irq/118-8000000.ethernet-tx022:10:120
879431994437,4cyclictest167350irq/118-8000000.ethernet-tx022:10:120
879431994431,9cyclictest0-21swapper/020:45:280
879431994429,9cyclictest0-21swapper/000:00:290
879431994426,12cyclictest0-21swapper/023:15:300
87943199442,5cyclictest910071-21fschecks_time22:05:200
87943199442,4cyclictest901225-21kworker/u8:3+events_power_efficient21:20:280
879431994424,14cyclictest131ktimers/022:20:160
87943199441,38cyclictest0-21swapper/023:35:010
879435994334,5cyclictest927628-21grep23:45:322
879434994332,7cyclictest884783-21grep19:35:281
879431994336,4cyclictest0-21swapper/019:20:260
879431994335,4cyclictest0-21swapper/019:10:010
879431994335,4cyclictest0-21swapper/019:10:010
879431994332,6cyclictest903708-21grep21:25:270
87943199432,5cyclictest900663-21df_inode21:10:170
87943599423,6cyclictest0-21swapper/223:00:012
879435994232,5cyclictest0-21swapper/223:50:202
879435994229,9cyclictest0-21swapper/222:10:002
879435994226,12cyclictest930422-21apt-get00:05:172
879435994226,12cyclictest930422-21apt-get00:05:172
879435994226,11cyclictest894594-21apt-get20:35:142
879435994225,11cyclictest914281-21apt-get22:30:162
879435994218,15cyclictest0-21swapper/222:20:202
879435994217,14cyclictest0-21swapper/219:35:132
879434994232,6cyclictest879427-21cyclictest21:35:111
879434994226,12cyclictest231ktimers/120:10:121
879434994221,17cyclictest231ktimers/123:45:181
87943199426,4cyclictest0-21swapper/020:45:010
879431994234,5cyclictest0-21swapper/022:35:250
879431994234,4cyclictest907906-21awk21:50:280
879431994227,10cyclictest0-21swapper/022:05:000
879431994225,10cyclictest0-21swapper/021:35:280
87943199422,4cyclictest921197-21diskstats23:10:190
879435994131,5cyclictest0-21swapper/200:35:002
879435994128,9cyclictest0-21swapper/221:50:282
879435994128,6cyclictest0-21swapper/220:15:212
879435994123,12cyclictest0-21swapper/220:30:132
879435994123,12cyclictest0-21swapper/220:30:132
879435994122,12cyclictest0-21swapper/200:25:132
879435994110,24cyclictest917983-21phc2sys22:50:252
87943499417,16cyclictest231ktimers/122:50:011
879434994125,3cyclictest9320961/usr/sbin/munin00:15:411
879431994134,4cyclictest20650irq/252-8000000.ethernet22:40:230
879431994134,4cyclictest167350irq/118-8000000.ethernet-tx021:55:160
879431994134,4cyclictest167350irq/118-8000000.ethernet-tx021:55:160
879431994134,4cyclictest167350irq/118-8000000.ethernet-tx020:30:160
879431994134,4cyclictest167350irq/118-8000000.ethernet-tx020:30:160
879431994133,4cyclictest167350irq/118-8000000.ethernet-tx000:20:240
879431994130,7cyclictest0-21swapper/019:55:010
879431994126,10cyclictest905672-21/usr/sbin/munin21:40:170
87943199411,38cyclictest0-21swapper/000:35:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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