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2026-02-21 - 08:17
[ 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 #c, slot #7

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.
Unexpectedly long latencies may be caused by SMIs
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 highest latencies:
System rackcslot7s.osadl.org (updated Sat Feb 21, 2026 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
255802099515495,17cyclictest2668717-21turbostat00:25:003
255802099480454,22cyclictest2656276-21turbostat23:50:003
255802099479455,21cyclictest2563610-21turbostat19:25:003
255802099474449,22cyclictest2663520-21turbostat00:10:003
255802099471451,17cyclictest2623089-21turbostat22:15:003
255801799470437,19cyclictest2630026-21turbostat22:39:552
255802099469419,47cyclictest2645898-21turbostat23:20:003
255802099464441,20cyclictest2581221-21turbostat20:19:553
255802099462455,4cyclictest2635213-21turbostat22:54:553
255802099461453,5cyclictest2619635-21turbostat22:09:553
255802099459452,4cyclictest2617908-21turbostat22:00:003
255802099459440,16cyclictest2595112-21turbostat20:55:003
255802099459438,18cyclictest2596839-21turbostat21:00:013
255802099458438,16cyclictest2591642-21turbostat20:44:593
255802099458437,18cyclictest2603758-21turbostat21:24:553
255802099454445,6cyclictest2612713-21turbostat21:45:003
255802099453446,4cyclictest2631750-21turbostat22:44:553
255802099453446,4cyclictest2628287-21turbostat22:30:003
255802099453446,4cyclictest2588142-21turbostat20:39:553
255802099452445,4cyclictest2665259-21turbostat00:19:553
255801799451444,4cyclictest2654544-21turbostat23:49:552
255802099446439,4cyclictest2635213-21turbostat22:50:003
255802099442435,4cyclictest2584680-21turbostat20:29:553
255802099442434,5cyclictest2672166-21turbostat00:39:553
255801799442434,5cyclictest2661791-21turbostat00:09:552
255801799442433,6cyclictest2624828-21turbostat22:24:552
255802099440432,5cyclictest2665259-21turbostat00:15:003
255802099440431,6cyclictest2598567-21turbostat21:05:003
255802099439432,4cyclictest2577758-21turbostat20:05:003
255802099439430,6cyclictest2572571-21turbostat19:54:553
255802099438431,4cyclictest2624828-21turbostat22:20:003
255802099437416,18cyclictest2591642-21turbostat20:49:543
255801799437430,4cyclictest2644159-21turbostat23:19:552
255802099436413,20cyclictest2608950-21turbostat21:39:553
255802099435428,4cyclictest2579484-21turbostat20:14:553
255802099435428,4cyclictest2567374-21turbostat19:35:003
255802099435428,4cyclictest2567374-21turbostat19:34:593
255802099435428,4cyclictest2559659-21turbostat19:19:563
255802099435426,6cyclictest2603758-21turbostat21:20:003
255802099433412,18cyclictest2658014-21turbostat23:59:553
255801799431422,6cyclictest2563610-21turbostat19:29:552
255802099427419,5cyclictest2644159-21turbostat23:15:003
255801799426417,6cyclictest2663520-21turbostat00:14:552
255802099424416,5cyclictest2651087-21turbostat23:39:553
255802099423416,4cyclictest2607217-21turbostat21:34:553
255802099423416,4cyclictest2607217-21turbostat21:34:553
255801799420413,4cyclictest2633491-21turbostat22:49:562
255801799419412,4cyclictest2652820-21turbostat23:44:552
255802099418410,5cyclictest2647632-21turbostat23:29:553
255802099416391,22cyclictest2649363-21turbostat23:34:553
255802099410391,16cyclictest2640406-21turbostat23:05:003
255802099410385,21cyclictest2661791-21turbostat00:05:003
255802099407398,6cyclictest2574303-21turbostat19:59:563
255802099407398,6cyclictest2574303-21turbostat19:59:553
255802099405398,4cyclictest2607217-21turbostat21:30:013
255801799402395,4cyclictest2638666-21turbostat23:04:552
255802099396389,4cyclictest2636948-21turbostat22:59:553
255802099396389,4cyclictest2619635-21turbostat22:05:003
255801599395388,4cyclictest2642433-21turbostat23:14:561
255802099394387,4cyclictest2569108-21turbostat19:40:003
255802099391384,4cyclictest2569108-21turbostat19:44:553
255802099385377,5cyclictest2616179-21turbostat21:55:013
255802099381374,4cyclictest2640406-21turbostat23:09:553
255802099381374,4cyclictest2640406-21turbostat23:09:553
255802099380375,3cyclictest2582949-21turbostat20:24:553
255802099370350,17cyclictest2656276-21turbostat23:54:553
255802099368361,4cyclictest2631750-21turbostat22:40:003
255802099368361,4cyclictest2557872-21turbostat19:14:553
255802099366343,20cyclictest2668717-21turbostat00:29:553
255801799364355,6cyclictest2602023-21turbostat21:19:552
255802099358351,4cyclictest2577758-21turbostat20:09:553
255801799357351,3cyclictest2628287-21turbostat22:34:552
255802099355348,4cyclictest2654544-21turbostat23:45:003
255802099348340,5cyclictest2598567-21turbostat21:09:553
255802099348340,5cyclictest2598567-21turbostat21:09:553
255802099326319,4cyclictest2602023-21turbostat21:15:003
255802099323316,4cyclictest2570840-21turbostat19:49:553
255801599320314,3cyclictest2612713-21turbostat21:49:551
255802099319313,3cyclictest2647632-21turbostat23:25:003
255801799319311,5cyclictest2670447-21turbostat00:34:552
255802099317310,4cyclictest2614448-21turbostat21:50:003
255801799312305,4cyclictest2600281-21turbostat21:14:542
255802099251243,5cyclictest2626563-21turbostat22:25:003
255802099222208,10cyclictest2565335-21turbostat19:30:003
255802099218209,6cyclictest2630026-21turbostat22:35:003
255802099173160,9cyclictest2588142-21turbostat20:35:003
2557644213372,23sleep30-21swapper/319:07:213
2557820213276,46sleep20-21swapper/219:09:372
1973991200,100rtkit-daemon0-21swapper/119:07:301
25580179910896,9cyclictest2626563-21turbostat22:29:552
2557525210774,23sleep00-21swapper/019:05:490
2558017999588,4cyclictest2610988-21turbostat21:44:552
2558020999487,4cyclictest2672166-21turbostat00:35:003
26692552800,7sleep24497-21PK-Backend00:25:132
26093602750,4sleep00-21swapper/021:35:030
26039712710,4sleep00-21swapper/021:20:020
197399590,9rtkit-daemon1972-21rtkit-daemon22:14:222
197399570,8rtkit-daemon1972-21rtkit-daemon20:55:102
197399570,8rtkit-daemon1972-21rtkit-daemon19:23:562
197399560,8rtkit-daemon1972-21rtkit-daemon21:21:272
197399550,9rtkit-daemon1972-21rtkit-daemon23:59:452
197399550,9rtkit-daemon1972-21rtkit-daemon21:34:452
197399550,9rtkit-daemon1972-21rtkit-daemon21:34:452
197399530,8rtkit-daemon1972-21rtkit-daemon20:30:372
197399530,8rtkit-daemon1972-21rtkit-daemon19:12:002
25873962510,5sleep0161rcuc/020:30:240
25718602510,7chrt4497-21PK-Backend19:45:240
26260592500,14sleep1261ksoftirqd/122:20:281
197399500,42rtkit-daemon34-21ksoftirqd/200:23:102
2558015994616,6cyclictest141rcu_preempt22:40:181
2558011994525,16cyclictest2604408-21/usr/sbin/munin21:20:180
2558011994430,10cyclictest2582934-21cron20:20:000
2558011994320,12cyclictest2589902-21systemd-udevd20:40:030
26470782420,9chrt2647080-21switchtime23:20:270
2558015994225,5cyclictest26-21ksoftirqd/120:12:581
2558015994225,13cyclictest2640511-21mktemp23:05:021
2558011994223,6cyclictest13-21ksoftirqd/023:25:260
2558015994124,6cyclictest26-21ksoftirqd/122:11:181
2558015994113,7cyclictest141rcu_preempt23:05:251
2558015994113,7cyclictest141rcu_preempt23:05:251
2558011994125,12cyclictest1-21systemd20:50:000
2558011994111,25cyclictest2659783-40mandb00:00:020
2558017994014,22cyclictest2641812-40lsb_release23:05:272
2558017994014,22cyclictest2641812-40lsb_release23:05:272
255801599407,5cyclictest141rcu_preempt20:55:231
2558015994023,6cyclictest26-21ksoftirqd/100:01:291
2558015994023,5cyclictest26-21ksoftirqd/119:33:141
2558015994023,5cyclictest26-21ksoftirqd/119:33:141
2558015994022,6cyclictest26-21ksoftirqd/122:34:161
2558015994022,5cyclictest26-21ksoftirqd/120:50:111
255801199403,15cyclictest141rcu_preempt23:00:000
2558011994023,13cyclictest13-21ksoftirqd/019:55:140
2558011994023,13cyclictest13-21ksoftirqd/019:55:140
2558011994022,5cyclictest2661637-21sshd00:03:160
2558017993923,12cyclictest923-21dbus-daemon20:20:212
2558017993923,12cyclictest2613372-21fw_packets21:45:172
2558017993921,13cyclictest438-20systemd-journal21:05:302
2558017993921,13cyclictest438-20systemd-journal21:05:292
2558015993924,5cyclictest26-21ksoftirqd/120:05:211
2558015993923,6cyclictest26-21ksoftirqd/120:20:281
2558015993923,5cyclictest26-21ksoftirqd/123:35:231
2558015993923,5cyclictest26-21ksoftirqd/123:15:021
2558015993923,5cyclictest26-21ksoftirqd/121:10:191
2558015993923,5cyclictest26-21ksoftirqd/120:25:271
2558015993923,5cyclictest26-21ksoftirqd/120:00:111
2558015993923,5cyclictest26-21ksoftirqd/119:45:291
2558015993923,5cyclictest26-21ksoftirqd/119:10:101
2558015993922,6cyclictest26-21ksoftirqd/120:45:221
2558015993922,5cyclictest26-21ksoftirqd/123:41:051
2558015993922,5cyclictest26-21ksoftirqd/123:30:281
2558015993922,5cyclictest26-21ksoftirqd/122:28:331
2558015993922,5cyclictest26-21ksoftirqd/122:17:181
2558015993922,5cyclictest26-21ksoftirqd/122:00:031
2558015993922,5cyclictest26-21ksoftirqd/120:30:081
2558015993922,5cyclictest26-21ksoftirqd/119:40:181
2558015993922,5cyclictest26-21ksoftirqd/119:25:271
2558015993921,6cyclictest26-21ksoftirqd/123:55:111
2558015993913,7cyclictest141rcu_preempt22:45:231
2558011993925,10cyclictest13-21ksoftirqd/019:15:010
2558011993921,13cyclictest13-21ksoftirqd/023:10:020
2558011993921,13cyclictest13-21ksoftirqd/023:10:020
2558011993921,13cyclictest13-21ksoftirqd/019:30:150
2558011993921,13cyclictest13-21ksoftirqd/019:30:140
2558017993821,12cyclictest438-20systemd-journal22:01:172
2558015993824,5cyclictest26-21ksoftirqd/122:05:131
2558015993823,5cyclictest26-21ksoftirqd/119:54:211
2558015993822,6cyclictest26-21ksoftirqd/121:26:041
2558015993822,6cyclictest26-21ksoftirqd/119:15:031
2558015993822,5cyclictest26-21ksoftirqd/123:28:491
2558015993822,5cyclictest26-21ksoftirqd/123:24:021
2558015993822,5cyclictest26-21ksoftirqd/122:58:021
2558015993822,5cyclictest26-21ksoftirqd/122:50:421
2558015993822,5cyclictest26-21ksoftirqd/122:37:301
2558015993822,5cyclictest26-21ksoftirqd/121:31:261
2558015993822,5cyclictest26-21ksoftirqd/121:31:261
2558015993822,5cyclictest26-21ksoftirqd/121:23:271
2558015993822,5cyclictest26-21ksoftirqd/121:16:211
2558015993822,5cyclictest26-21ksoftirqd/121:01:271
2558015993822,5cyclictest26-21ksoftirqd/119:58:091
2558015993822,5cyclictest26-21ksoftirqd/119:58:091
2558015993822,5cyclictest26-21ksoftirqd/119:23:521
2558015993822,5cyclictest26-21ksoftirqd/100:33:491
2558015993822,5cyclictest26-21ksoftirqd/100:11:111
2558015993821,6cyclictest26-21ksoftirqd/100:25:271
2558015993821,6cyclictest26-21ksoftirqd/100:20:251
2558015993821,5cyclictest26-21ksoftirqd/123:48:131
2558015993821,5cyclictest26-21ksoftirqd/121:54:241
2558015993821,5cyclictest26-21ksoftirqd/121:05:261
2558015993821,5cyclictest26-21ksoftirqd/121:05:261
2558015993820,6cyclictest26-21ksoftirqd/121:40:281
2558015993820,6cyclictest26-21ksoftirqd/100:05:281
2558011993824,10cyclictest2630022-21sh22:35:000
2558011993822,12cyclictest2670428-21cron00:30:000
2558011993822,12cyclictest2652225-21python323:35:270
2558011993821,13cyclictest2624437-21users22:15:270
2558011993819,6cyclictest13-21ksoftirqd/019:50:260
2558017993723,10cyclictest2597613-21pool-udisksd21:00:212
2558017993722,11cyclictest2609449-21dpkg21:35:102
2558017993721,12cyclictest2647490-21sshd23:23:292
2558015993722,6cyclictest26-21ksoftirqd/120:40:231
2558015993722,5cyclictest26-21ksoftirqd/123:53:301
2558015993721,6cyclictest26-21ksoftirqd/121:36:231
2558015993721,5cyclictest26-21ksoftirqd/120:35:551
2558015993721,5cyclictest26-21ksoftirqd/120:19:101
2558015993721,5cyclictest26-21ksoftirqd/100:40:021
2558015993721,5cyclictest26-21ksoftirqd/100:17:351
2558015993720,5cyclictest26-21ksoftirqd/121:55:131
255801199379,11cyclictest13-21ksoftirqd/000:34:320
2558011993722,11cyclictest2655899-21vmstat23:45:300
2558011993720,13cyclictest2636361-21awk22:50:280
2558011993720,12cyclictest2589910-21systemd-udevd20:40:020
2558011993719,14cyclictest2618530-21df22:00:150
2558011993719,13cyclictest13-21ksoftirqd/000:05:140
197399370,29rtkit-daemon2746-21gmain22:05:422
197399370,29rtkit-daemon0-21swapper/219:46:072
26499922360,22sleep234-21ksoftirqd/223:30:152
25787722360,7chrt4497-21PK-Backend20:05:240
2558017993618,14cyclictest2637258-21awk22:55:132
2558017993618,14cyclictest2573193-21df19:50:142
2558017993616,6cyclictest141rcu_preempt23:40:002
2558015993620,5cyclictest26-21ksoftirqd/119:38:431
255801199367,11cyclictest13-21ksoftirqd/022:20:140
2558011993625,6cyclictest13-21ksoftirqd/021:10:270
2558011993625,6cyclictest13-21ksoftirqd/020:55:200
2558011993625,6cyclictest13-21ksoftirqd/000:15:170
2558011993625,6cyclictest13-21ksoftirqd/000:10:280
2558011993622,6cyclictest13-21ksoftirqd/020:20:160
2558011993620,12cyclictest959-21udisksd19:20:210
2558011993619,13cyclictest13-21ksoftirqd/021:35:000
2558011993619,13cyclictest13-21ksoftirqd/021:35:000
2558011993618,14cyclictest2656905-21df23:50:140
197399360,29rtkit-daemon0-21swapper/200:38:222
25852652350,6sleep20-21swapper/220:25:142
255801799351,9cyclictest0-21swapper/220:46:082
2558017993519,12cyclictest2661519-40apt-check00:02:242
2558017993519,12cyclictest2579472-21cron20:10:012
2558017993518,13cyclictest2657624-21users23:50:302
255801799351,15cyclictest2590132-21spawn20:40:032
2558011993524,6cyclictest13-21ksoftirqd/020:25:250
2558011993522,9cyclictest2628295-21awk22:30:000
2558011993521,10cyclictest2630938-21cut22:35:210
2558011993520,11cyclictest2653137-21cpuspeed23:40:120
2558011993520,11cyclictest2598047-21threads21:00:290
2558011993520,11cyclictest2567693-21cpuspeed19:35:120
2558011993519,12cyclictest2643467-21awk23:10:250
2558011993518,13cyclictest13-21ksoftirqd/021:25:130
255801199351,7cyclictest141rcu_preempt00:25:000
197399350,28rtkit-daemon0-21swapper/223:28:022
197399350,28rtkit-daemon0-21swapper/220:53:482
197399350,28rtkit-daemon0-21swapper/220:04:072
197399350,27rtkit-daemon0-21swapper/222:43:192
197399350,27rtkit-daemon0-21swapper/221:55:502
2558017993419,11cyclictest2567828-21grep19:35:132
2558017993419,11cyclictest2560337-21seq19:15:062
255801199345,11cyclictest13-21ksoftirqd/021:45:170
2558011993424,6cyclictest13-21ksoftirqd/021:50:280
2558011993424,6cyclictest13-21ksoftirqd/021:05:200
2558011993424,6cyclictest13-21ksoftirqd/021:05:200
2558011993424,5cyclictest13-21ksoftirqd/021:55:200
2558011993424,5cyclictest13-21ksoftirqd/019:45:010
2558011993423,6cyclictest13-21ksoftirqd/020:15:000
2558011993417,13cyclictest13-21ksoftirqd/021:40:160
2558011993417,13cyclictest13-21ksoftirqd/020:50:100
197399340,27rtkit-daemon1054-21snmpd20:17:262
197399340,27rtkit-daemon0-21swapper/221:53:352
197399340,27rtkit-daemon0-21swapper/219:33:542
197399340,27rtkit-daemon0-21swapper/219:33:542
2558017993326,5cyclictest0-21swapper/219:58:012
2558017993326,5cyclictest0-21swapper/219:58:012
2558017993318,11cyclictest2589134-21ntpq20:35:232
2558017993317,12cyclictest2607094-21seq21:28:392
2558017993314,6cyclictest25805462proc_pri20:10:242
2558011993324,5cyclictest13-21ksoftirqd/022:50:000
2558011993323,5cyclictest13-21ksoftirqd/023:00:260
2558011993319,10cyclictest2644418-21awk23:15:100
2558011993319,10cyclictest2620170-21ls22:05:130
2558011993318,11cyclictest2622364-21grep22:10:230
2558011993317,12cyclictest1081-21ntpd22:40:250
255801199331,28cyclictest2564106-21expr19:25:120
197399330,26rtkit-daemon34-21ksoftirqd/200:15:582
2558017993224,4cyclictest4497-21PK-Backend23:15:022
2558017993218,10cyclictest2623914-21cat22:15:182
2558017993216,12cyclictest2635617-21grep22:50:132
255801799321,4cyclictest4497-21PK-Backend19:42:422
255801199326,6cyclictest141rcu_preempt00:35:110
2558011993218,10cyclictest2651312-21cut23:35:020
2558011993218,10cyclictest2561481-21sed19:15:290
2558011993215,13cyclictest13-21ksoftirqd/020:00:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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