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2026-02-27 - 06:57
[ 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 #b, slot #5

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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  Phytec
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 792 highest latencies:
System rackbslot5s.osadl.org (updated Fri Feb 27, 2026 00:44:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4191715995531,19cyclictest37818-21grep21:00:283
4191703995337,12cyclictest121ktimers/021:30:110
4191703994942,3cyclictest86456-21latency_hist23:25:010
4191703994741,4cyclictest424-21kworker/u8:0+events_unbound19:37:000
4191703994741,4cyclictest424-21kworker/u8:0+events_unbound19:37:000
4191711994638,5cyclictest424-21kworker/u8:0+events_unbound19:21:582
419171599451,11cyclictest43619-21apt-get21:20:123
4191715994435,5cyclictest39957-21grep21:10:003
419171599441,12cyclictest43374-21munin-plugin-st21:20:003
419171599432,10cyclictest98215-21sshd23:56:283
4191715994317,21cyclictest0-21swapper/319:25:013
4191706994313,10cyclictest108322-21sed00:25:221
419171599429,6cyclictest101504-21/usr/sbin/munin00:05:253
419171599426,7cyclictest16930-21seq20:00:483
419171599422,6cyclictest30240-21grep20:40:183
419171599422,12cyclictest99765-21grep00:00:273
4191703994235,5cyclictest108645-21kworker/u8:2+events_unbound00:32:420
4191703994229,10cyclictest121ktimers/020:30:140
4191703994229,10cyclictest121ktimers/020:30:140
419171599413,7cyclictest4881-21head19:25:263
419171599412,9cyclictest65136-21grep22:20:243
419171599412,8cyclictest58303-21grep22:00:263
419171599412,7cyclictest12921-21grep19:50:183
419171599411,9cyclictest7251-21/usr/sbin/munin19:35:233
419171599411,9cyclictest7251-21/usr/sbin/munin19:35:233
419171599411,9cyclictest438-21cron23:05:013
419171599411,9cyclictest15133-21unixbench_singl19:55:253
4191715994115,22cyclictest0-21swapper/323:15:143
4191715994113,3cyclictest23176-21if_eth020:20:193
419171599411,11cyclictest1410-21cron19:17:013
419171599411,10cyclictest53627-21cron21:50:003
4191711994134,4cyclictest77793-21munin-plugin-st23:00:012
4191706994129,9cyclictest32484-21grep20:45:281
419170399418,5cyclictest131rcu_preempt21:05:100
419171599408,5cyclictest0-21swapper/321:50:123
419171599407,6cyclictest82005-21/usr/sbin/munin23:10:203
419171599402,8cyclictest91241-21head23:35:253
419171599401,9cyclictest79954-21sort23:05:153
4191715994013,3cyclictest0-21swapper/323:20:233
419171599401,11cyclictest111382-21/usr/sbin/munin00:35:183
419171199407,5cyclictest131rcu_preempt22:20:112
4191711994033,3cyclictest0-21swapper/222:40:002
4191706994029,8cyclictest42892-21grep21:15:271
4191706994028,7cyclictest0-21swapper/123:20:001
4191706994011,9cyclictest10618-21latency_hist19:45:011
4191706994011,9cyclictest10618-21latency_hist19:45:011
419171599393,5cyclictest0-21swapper/322:15:173
419171599393,13cyclictest66855-21tail22:25:263
419171599392,7cyclictest68559-21sed22:30:253
419171599392,6cyclictest89963-21cron23:35:003
419171599392,5cyclictest71142-21cut22:40:153
419171599391,9cyclictest9192-21fschecks_time19:40:173
419171599391,9cyclictest9192-21fschecks_time19:40:173
419171599391,9cyclictest4192077-21fschecks_time19:10:163
419171599391,7cyclictest96346-21tail23:50:243
4191715993914,2cyclictest0-21swapper/322:35:213
4191715993912,5cyclictest391ktimers/321:40:223
419171599391,12cyclictest92965-21grep23:40:253
419171599391,10cyclictest74506-21/usr/sbin/munin22:50:133
419171599391,10cyclictest46789-21cron21:30:003
419171599391,10cyclictest108573-21head00:25:233
4191711993930,6cyclictest63468-21grep22:15:262
4191711993929,6cyclictest0-21swapper/220:50:012
419171599381,8cyclictest438-21cron23:50:003
419171599381,6cyclictest61702-21grep22:10:243
419171599381,6cyclictest107097-21sshd00:22:423
4191715993813,6cyclictest59399-21sed22:05:183
4191715993812,3cyclictest0-21swapper/322:55:253
419171599381,11cyclictest34956-21wc20:55:013
419171599381,10cyclictest27322-21unixbench_singl20:30:283
419171599381,10cyclictest27322-21unixbench_singl20:30:283
419171599381,10cyclictest24763-21/usr/sbin/munin20:25:163
419171599381,10cyclictest24763-21/usr/sbin/munin20:25:163
419171599381,10cyclictest12297-21cat19:50:013
419170699389,11cyclictest14312-21grep19:55:161
4191706993828,6cyclictest20481-21grep20:10:281
4191703993829,6cyclictest49742-21unixbench_multi21:35:250
4191703993829,6cyclictest49742-21unixbench_multi21:35:250
419171599379,3cyclictest0-21swapper/320:55:243
419171599373,6cyclictest40993-21cat21:10:253
419171599371,6cyclictest29456-21cron20:40:003
4191715993713,3cyclictest20012-21ntp_states20:10:243
419171599371,10cyclictest32307-21grep20:45:283
419171599371,10cyclictest103246-21head00:10:263
419171599371,10cyclictest103246-21head00:10:263
419170699378,10cyclictest69830-21ntp_states22:35:221
4191706993728,5cyclictest0-21swapper/121:32:151
4191703993731,4cyclictest9545-21kworker/u8:1+events_unbound19:52:020
4191703993729,5cyclictest96751-21kworker/u8:0+events_unbound00:37:450
419171599369,3cyclictest74375-21latency_hist22:50:023
419171599367,5cyclictest47802-21/usr/sbin/munin21:30:243
419171599362,7cyclictest6528-21grep19:30:243
419171599362,5cyclictest57037-21cron22:00:013
419171599361,6cyclictest88411-21latency_hist23:30:013
419171599361,12cyclictest22616-21cron20:20:003
4191711993630,4cyclictest72430-21kworker/u8:0+events_unbound23:17:342
4191711993627,7cyclictest4186071-21kworker/u8:3+events_unbound19:14:412
419170699368,10cyclictest4192537-21ps19:10:221
4191706993628,4cyclictest0-21swapper/119:35:241
4191706993628,4cyclictest0-21swapper/119:35:241
4191706993627,6cyclictest16827-21unixbench_multi20:00:251
4191706993624,8cyclictest1196-21grep19:15:251
4191706993622,10cyclictest67784-21/usr/sbin/munin22:30:161
4191703993628,4cyclictest0-21swapper/023:42:370
4191711993529,3cyclictest0-21swapper/222:45:002
4191711993522,9cyclictest311ktimers/200:15:132
4191711993522,9cyclictest311ktimers/200:15:132
4191711993520,5cyclictest39678-21kworker/u8:0+events_unbound21:26:192
4191711993513,7cyclictest98921-21kworker/u8:2+events_unbound00:09:592
419170699356,11cyclictest110950-21grep00:35:131
4191706993526,5cyclictest19001-21sh20:10:011
4191706993524,8cyclictest75408-21grep22:50:251
419170399356,4cyclictest131rcu_preempt22:05:110
419170399353,14cyclictest11-21ksoftirqd/021:10:120
4191703993530,3cyclictest151rcuc/019:47:020
419170399352,5cyclictest131rcu_preempt23:30:120
419171599341,10cyclictest629-21snmpd21:35:133
419171599341,10cyclictest629-21snmpd21:35:133
4191715993410,4cyclictest391ktimers/300:30:163
4191711993427,3cyclictest0-21swapper/220:00:002
419171199342,5cyclictest131rcu_preempt20:25:122
419171199342,5cyclictest131rcu_preempt20:25:122
4191711993425,6cyclictest45093-21cron21:25:002
4191711993424,7cyclictest98546-21sendmail00:00:002
4191711993424,7cyclictest110305-21grep00:30:282
4191706993427,4cyclictest39951-21kthreadd21:10:001
4191706993423,7cyclictest0-21swapper/122:05:251
4191706993422,8cyclictest231ktimers/122:20:121
419170399342,5cyclictest11-21ksoftirqd/021:50:130
4191715993310,4cyclictest17710-21grep20:05:153
4191711993324,6cyclictest0-21swapper/219:50:232
4191706993326,4cyclictest0-21swapper/121:25:261
4191706993325,4cyclictest0-21swapper/121:45:271
4191706993323,7cyclictest61228-21/usr/sbin/munin22:10:201
4191706993323,7cyclictest34250-21/usr/sbin/munin20:50:241
4191706993323,7cyclictest13455-21unixbench_singl19:50:231
4191706993322,7cyclictest0-21swapper/123:00:001
4191706993311,8cyclictest0-21swapper/119:30:161
4191703993327,4cyclictest3826-21kworker/u8:4+events_unbound20:00:420
4191703993326,5cyclictest3447910-21kworker/u8:1+events_unbound19:12:000
4191703993315,9cyclictest11-21ksoftirqd/021:00:130
419171599322,7cyclictest105397-21awk00:20:003
419171599322,7cyclictest105397-21awk00:20:003
419171199323,3cyclictest131rcu_preempt20:15:132
4191711993226,4cyclictest25945-21kworker/u8:3+events_unbound20:42:062
4191711993225,4cyclictest0-21swapper/219:40:292
4191711993225,4cyclictest0-21swapper/219:40:282
4191711993224,6cyclictest43294-21kworker/u8:2+events_unbound22:02:222
4191711993224,4cyclictest0-21swapper/222:45:162
4191711993217,5cyclictest60246-21kworker/u8:1+events_unbound22:30:182
4191706993226,3cyclictest48733-21apt-get21:35:111
4191706993226,3cyclictest48733-21apt-get21:35:111
4191706993222,6cyclictest98893-21/usr/sbin/munin00:00:151
4191706993221,7cyclictest0-21swapper/123:30:241
4191706993220,9cyclictest72785-21/usr/sbin/munin22:45:141
4191706993220,9cyclictest62864-21/usr/sbin/munin22:15:201
4191703993224,5cyclictest0-21swapper/023:55:000
4191703993222,7cyclictest69392-21grep22:35:150
4191711993125,3cyclictest0-21swapper/223:45:002
4191706993124,3cyclictest93635-21apt-get23:45:131
4191706993121,7cyclictest93228-21cron23:43:001
4191706993121,7cyclictest55728-21tune2fs21:55:161
4191706993121,7cyclictest51586-21cron21:41:001
4191706993121,7cyclictest102182-21apt-get00:10:141
4191706993121,7cyclictest102182-21apt-get00:10:141
4191706993120,8cyclictest5219-21cron19:29:001
4191706993119,9cyclictest44829-21cron21:22:001
4191706993118,10cyclictest100588-21/usr/sbin/munin00:05:141
4191706993115,12cyclictest109679-21/usr/sbin/munin00:30:211
4191706993115,10cyclictest0-21swapper/123:20:111
419170399317,4cyclictest131rcu_preempt22:15:010
4191703993125,3cyclictest82919-21auditctl23:15:010
4191703993123,5cyclictest24341-21cron20:25:000
4191703993123,4cyclictest0-21swapper/021:55:270
4191703993122,6cyclictest0-21swapper/021:20:000
4191703993120,7cyclictest63451-21head22:15:260
4191711993021,6cyclictest55350-21basename21:55:012
419171199301,4cyclictest131rcu_preempt23:25:122
419171199301,13cyclictest0-21swapper/221:06:412
4191706993024,3cyclictest53867-21apt-get21:50:131
4191706993022,5cyclictest36525-21cut21:00:011
4191706993021,6cyclictest12066-21cron19:49:001
4191706993020,7cyclictest81043-21cron23:08:011
4191706993020,7cyclictest67058-21cron22:27:001
4191706993020,7cyclictest22064-21/usr/sbin/munin20:15:261
4191706993020,6cyclictest0-21swapper/120:35:271
4191706993019,8cyclictest96508-21sshd23:51:281
4191706993019,8cyclictest30323-21/usr/sbin/munin20:40:201
4191706993017,8cyclictest0-21swapper/120:25:271
4191706993017,8cyclictest0-21swapper/120:25:271
4191706993017,10cyclictest105017-21cron00:16:011
4191706993017,10cyclictest105017-21cron00:16:001
419170399304,3cyclictest131rcu_preempt19:20:120
4191703993023,3cyclictest0-21swapper/023:20:000
4191703993022,5cyclictest0-21swapper/019:20:000
4191703993022,4cyclictest18595-21grep20:05:260
4191711992923,4cyclictest63550-21kworker/u8:2+events_unbound23:11:422
4191711992922,5cyclictest70581-21kworker/u8:3+events_unbound22:50:462
4191711992922,4cyclictest311ktimers/219:35:112
4191711992922,4cyclictest311ktimers/219:35:112
4191711992921,5cyclictest0-21swapper/221:15:262
4191711992911,6cyclictest4186071-21kworker/u8:3+events_unbound19:26:452
419171199291,12cyclictest0-21swapper/223:22:282
419170699296,9cyclictest87361-21ntp_states23:25:211
4191706992921,4cyclictest0-21swapper/123:10:251
4191706992919,7cyclictest40487-21if_eth021:10:171
4191706992919,7cyclictest27497-21cron20:32:001
4191706992919,7cyclictest27497-21cron20:32:001
4191706992915,11cyclictest36769-21apt-get21:00:131
4191706992915,10cyclictest72007-21/usr/sbin/munin22:40:251
4191706992911,13cyclictest23032-21tune2fs20:20:171
4191703992923,3cyclictest0-21swapper/021:00:010
4191703992922,4cyclictest0-21swapper/000:10:260
4191703992922,4cyclictest0-21swapper/000:10:260
4191703992922,3cyclictest0-21swapper/021:40:260
4191703992914,5cyclictest9545-21kworker/u8:1+events_unbound19:44:200
4191703992914,5cyclictest9545-21kworker/u8:1+events_unbound19:44:200
4191703992911,4cyclictest151rcuc/000:25:000
4191711992821,5cyclictest86797-21kworker/u8:1+events_unbound00:22:422
4191711992812,4cyclictest43294-21kworker/u8:2+events_unbound21:56:062
419171199281,12cyclictest0-21swapper/222:28:232
4191706992821,3cyclictest78034-21apt-get23:00:111
419170399283,8cyclictest11-21ksoftirqd/000:25:100
419170399282,4cyclictest131rcu_preempt21:30:000
4191703992821,5cyclictest55266-21kworker/u8:0+events_unbound22:20:030
4191703992818,7cyclictest15309-21sshd19:57:010
4191703992811,10cyclictest131rcu_preempt20:16:510
419171199279,3cyclictest131rcu_preempt20:55:112
4191711992721,4cyclictest13591-21kworker/u8:2+events_unbound20:22:052
4191711992720,5cyclictest39678-21kworker/u8:0+events_unbound21:40:502
4191711992719,5cyclictest0-21swapper/200:10:262
4191711992719,5cyclictest0-21swapper/200:10:262
419171199271,16cyclictest0-21swapper/222:10:282
419171199271,14cyclictest0-21swapper/222:05:282
4191706992720,4cyclictest2025-21df19:20:141
4191706992714,10cyclictest106493-21/usr/sbin/munin00:20:231
419170399278,6cyclictest131rcu_preempt23:25:110
419170399272,4cyclictest69049-21cat22:35:010
4191703992721,4cyclictest96751-21kworker/u8:0+events_unbound00:05:240
4191703992721,4cyclictest31909-21kworker/u8:1+events_unbound21:20:120
4191703992720,5cyclictest72430-21kworker/u8:0+events_unbound22:55:370
4191703992720,5cyclictest70581-21kworker/u8:3+events_unbound22:54:410
4191703992710,5cyclictest13591-21kworker/u8:2+events_unbound20:26:210
4191703992710,5cyclictest13591-21kworker/u8:2+events_unbound20:26:210
419171199269,4cyclictest39678-21kworker/u8:0+events_unbound21:32:222
4191711992619,3cyclictest0-21swapper/220:05:152
4191711992618,5cyclictest96751-21kworker/u8:0+events_unbound00:35:122
419171199261,3cyclictest90205-21apt-get23:35:112
419171199261,12cyclictest0-21swapper/220:12:132
419171199261,11cyclictest0-21swapper/223:54:082
4191706992617,6cyclictest57619-21/usr/sbin/munin22:00:181
419170399265,3cyclictest131rcu_preempt23:55:230
4191703992619,5cyclictest86797-21kworker/u8:1+events_unbound23:48:500
4191703992619,5cyclictest0-21swapper/019:35:000
4191703992619,4cyclictest67329-21idleruntime-cro22:30:000
4191703992618,5cyclictest0-21swapper/020:40:000
419171199254,5cyclictest32-21ksoftirqd/220:32:292
419171199254,5cyclictest32-21ksoftirqd/220:32:292
4191711992518,3cyclictest0-21swapper/219:15:042
4191711992515,7cyclictest5652-21df19:30:132
419171199251,12cyclictest0-21swapper/221:02:062
419171199251,11cyclictest0-21swapper/223:30:152
419171199251,11cyclictest0-21swapper/221:10:252
4191703992519,4cyclictest53443-21kworker/u8:3+events_unbound22:00:140
4191703992519,3cyclictest13550irq/42-30be0000.ethernet19:25:140
4191703992518,5cyclictest72430-21kworker/u8:0+events_unbound23:02:280
4191703992518,5cyclictest31909-21kworker/u8:1+events_unbound20:54:590
4191703992518,4cyclictest0-21swapper/000:20:000
4191703992518,4cyclictest0-21swapper/000:20:000
4191703992516,6cyclictest0-21swapper/000:00:150
4191703992516,5cyclictest0-21swapper/023:37:250
4191703992514,8cyclictest32249-21sed20:45:270
419170399251,11cyclictest0-21swapper/022:43:110
419171199247,4cyclictest131rcu_preempt20:37:192
419171199246,6cyclictest32-21ksoftirqd/200:00:142
4191711992415,6cyclictest0-21swapper/221:40:002
4191711992415,6cyclictest0-21swapper/221:40:002
4191711992415,6cyclictest0-21swapper/200:25:142
419171199241,13cyclictest0-21swapper/223:08:462
419171199241,11cyclictest0-21swapper/220:02:102
419170399246,3cyclictest131rcu_preempt20:40:100
4191703992417,5cyclictest70581-21kworker/u8:3+events_unbound22:47:320
419170399240,20cyclictest0-21swapper/023:06:090
419170399240,20cyclictest0-21swapper/020:10:460
419171199234,10cyclictest0-21swapper/219:49:312
4191711992316,5cyclictest70581-21kworker/u8:3+events_unbound23:00:152
4191711992316,5cyclictest63550-21kworker/u8:2+events_unbound23:45:122
419171199231,4cyclictest131rcu_preempt20:50:162
419170399231,18cyclictest0-21swapper/021:45:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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