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2026-01-26 - 18:38
[ 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 #3, 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 -
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  TQ-Systems
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 376 highest latencies:
System rack3slot3s.osadl.org (updated Mon Jan 26, 2026 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2767613212869,55sleep30-21swapper/307:07:513
276768528354,9sleep20-21swapper/207:08:462
276764627864,9sleep10-21swapper/107:08:171
276744727754,6sleep00-21swapper/007:05:430
2767923992825,1cyclictest0-21swapper/307:25:173
2767923992714,10cyclictest0-21swapper/308:10:003
2767923992420,2cyclictest0-21swapper/309:10:173
2767923992320,1cyclictest0-21swapper/312:00:003
2767923992318,3cyclictest0-21swapper/311:05:223
276792399222,15cyclictest2896739-21sleep09:10:003
276792399222,14cyclictest3045443-21taskset10:35:203
276792399222,12cyclictest3142344-21taskset11:35:013
2767923992220,1cyclictest0-21swapper/311:50:153
2767923992219,1cyclictest0-21swapper/309:25:243
276792399221,16cyclictest2937864-21taskset09:33:383
31478782211,10sleep22896724-21diskmemload11:36:172
276792399212,13cyclictest2943449-21taskset09:35:193
2767923992118,1cyclictest0-21swapper/310:55:013
2767923992118,1cyclictest0-21swapper/310:00:173
2767923992118,1cyclictest0-21swapper/308:55:123
2767923992117,2cyclictest0-21swapper/312:05:293
276792399211,15cyclictest0-21swapper/312:20:143
276792399211,14cyclictest3214508-21taskset12:15:183
276792399211,14cyclictest3161718-21chrt11:45:153
30400302201,2sleep00-21swapper/010:33:500
2767923992017,1cyclictest0-21swapper/311:10:133
2767923992017,1cyclictest0-21swapper/310:09:133
2767923992016,2cyclictest0-21swapper/310:25:163
2767923992016,2cyclictest0-21swapper/309:50:013
2767923992015,3cyclictest67150irq/132-enp1s0-TxRx-311:41:463
276792399201,15cyclictest3244353-21turbostat12:35:003
276792399201,14cyclictest2918266-21chrt09:20:193
276792399200,17cyclictest67150irq/132-enp1s0-TxRx-309:50:323
29963992191,12sleep22896724-21diskmemload10:06:462
29691612191,12sleep02969214-21ntpq09:50:210
276792399198,8cyclictest3040120-21chrt10:33:563
276792399198,1cyclictest0-21swapper/309:56:473
276792399192,12cyclictest3131678-21taskset11:27:033
2767923991917,1cyclictest0-21swapper/312:40:013
2767923991916,1cyclictest0-21swapper/307:15:173
2767923991915,1cyclictest0-21swapper/307:25:003
2767923991914,2cyclictest0-21swapper/310:14:323
276792399191,15cyclictest29555082sleep309:44:173
276792399191,14cyclictest3089294-21chrt11:01:383
276792399191,14cyclictest3081290-21chrt10:57:123
2767923991911,4cyclictest0-21swapper/312:25:143
276792399191,14cyclictest0-21swapper/312:01:283
276792399191,14cyclictest0-21swapper/311:24:433
276792399191,14cyclictest0-21swapper/311:17:023
276792399191,13cyclictest0-21swapper/308:30:113
29398722184,9sleep22941242-21tr09:35:152
29363602180,7sleep22936372-21sh09:31:382
28290832189,5sleep02829741-21cut08:05:150
276792399182,12cyclictest2913315-21taskset09:19:243
276792399182,11cyclictest3015788-21taskset10:20:133
2767923991815,1cyclictest0-21swapper/308:40:153
2767923991815,1cyclictest0-21swapper/307:35:153
2767923991814,2cyclictest0-21swapper/311:30:203
2767923991814,2cyclictest0-21swapper/310:45:213
2767923991812,3cyclictest0-21swapper/312:10:173
276792399181,14cyclictest0-21swapper/310:15:043
276792399181,13cyclictest3050083-21chrt10:40:133
276792399181,11cyclictest2768075-21chrt07:10:063
30830892170,2sleep20-21swapper/210:59:412
30643682171,4sleep22896724-21diskmemload10:47:182
276792399171,4cyclictest0-21swapper/307:55:123
276792399170,14cyclictest0-21swapper/308:50:253
32432942161,9sleep02896724-21diskmemload12:33:360
29530602161,3sleep22896724-21diskmemload09:40:412
29055442160,9sleep22896724-21diskmemload09:15:032
276792399161,9cyclictest2849520-21chrt08:25:013
2767923991614,1cyclictest0-21swapper/307:50:163
276792399161,12cyclictest0-21swapper/308:10:123
276792399160,13cyclictest0-21swapper/308:20:173
276792399160,13cyclictest0-21swapper/308:20:163
276792399160,13cyclictest0-21swapper/308:20:003
276792399160,13cyclictest0-21swapper/307:40:203
276792399160,10cyclictest2796158-21taskset07:34:193
31652572151,9sleep13165268-21sh11:47:111
31392142150,1sleep00-21swapper/011:30:570
31328812151,2sleep20-21swapper/211:28:562
31326032151,8sleep13132611-21ssh11:28:311
31246932151,10sleep23124704-21ssh11:23:472
31089592153,5sleep13108985-21apt-get11:15:121
30318632151,8sleep02896724-21diskmemload10:29:290
30307682151,9sleep13030782-21ssh10:27:571
29776292151,2sleep02896724-21diskmemload09:55:210
29727502151,9sleep22896724-21diskmemload09:54:402
28483262151,4sleep02848382-21ntpq08:20:220
28483262151,4sleep02848382-21ntpq08:20:210
28440322151,4sleep12844034-21cat08:19:551
27899042151,10sleep12789954-21gcc07:25:201
276792399151,9cyclictest2828224-21taskset08:04:283
276792399150,13cyclictest0-21swapper/308:45:143
276792399150,13cyclictest0-21swapper/307:45:133
32489192141,3sleep13248980-21ssh12:35:211
32370852141,8sleep13238766-21grep12:30:161
32015902140,7sleep02896724-21diskmemload12:09:550
31829232141,7sleep02896724-21diskmemload11:57:320
31584892141,9sleep13158504-21ssh11:44:291
31174682141,8sleep13117480-21sh11:20:091
30560612141,9sleep23056074-21rm10:42:302
30116172141,8sleep03011718-21ps10:15:210
29285692141,9sleep12928583-21ssh09:27:251
29032442141,7sleep02896724-21diskmemload09:12:160
28999742141,6sleep22901072-21memory09:10:172
28127832141,4sleep02812802-21apt-get07:50:120
276792399140,12cyclictest0-21swapper/309:04:423
276792399140,11cyclictest0-21swapper/308:35:173
32190692131,2sleep00-21swapper/012:20:130
32153112131,3sleep13215321-21ssh12:15:331
32031012131,7sleep13204788-21kthreadcore12:10:161
31908362133,5sleep13089681-21kworker/u16:2+xprtiod12:01:261
31051372131,8sleep23105387-21/usr/sbin/munin11:10:282
30935512131,8sleep13095298-21cut11:05:181
30843292131,8sleep02896724-21diskmemload11:00:160
30822302131,8sleep03082240-21ssh10:58:310
30657532131,3sleep13065767-21ssh10:49:141
30567942134,5sleep13014270-21kworker/u16:2+xprtiod10:43:291
30123502131,6sleep22896724-21diskmemload10:15:442
29872812131,3sleep12987294-21ssh10:01:161
29534542131,8sleep02953466-21ssh09:41:150
29221922130,1sleep00-21swapper/009:25:030
29216192131,8sleep22921622-21ssh09:24:362
28967052131,7sleep02896713-21cron09:10:000
27973222131,7sleep22797358-21kthreadcore07:35:152
27911972131,7sleep02791419-21cstates07:30:120
32528102121,7sleep03253078-21latency_hist12:40:000
32346752121,3sleep00-21swapper/012:28:130
32334162120,1sleep10-21swapper/112:26:231
32172332120,8sleep03217246-21ssh12:18:160
31490522120,7sleep03149058-21ssh11:37:560
31195502121,7sleep03121298-21kthreadcore11:20:190
31162452120,1sleep00-21swapper/011:18:520
30985182121,4sleep02896724-21diskmemload11:07:410
29912052121,7sleep12992597-21cut10:05:171
29811472121,2sleep10-21swapper/109:59:361
29632882120,6sleep22896724-21diskmemload09:48:262
29171952121,3sleep02918084-21rm09:20:180
29047312120,3sleep12904742-21ssh09:14:181
28870372121,7sleep12888706-21kthreadcore09:00:141
28177722121,8sleep12831240-21snmpd07:54:581
32244842111,3sleep10-21swapper/112:21:141
32221682111,3sleep20-21swapper/212:20:192
32026332111,6sleep03203098-21kthreadcore12:10:150
31914582111,6sleep00-21swapper/012:02:210
31819662110,7sleep23181969-21ssh11:56:142
31562872111,6sleep02896724-21diskmemload11:41:120
31410602111,3sleep22896724-21diskmemload11:33:292
31315682111,4sleep02896724-21diskmemload11:26:530
31080762111,3sleep10-21swapper/111:14:201
31013162111,7sleep03102938-21kthreadcore11:10:170
30978322111,6sleep23097842-21ssh11:06:392
30913852111,6sleep22896724-21diskmemload11:04:342
30879082111,5sleep13087965-21ntpq11:00:211
30669272112,5sleep22896724-21diskmemload10:50:152
30666432111,6sleep03066688-21cpu10:50:130
30632122111,4sleep02896724-21diskmemload10:45:360
30392782111,3sleep20-21swapper/210:32:442
30327242111,4sleep13032216-21apt-get10:30:021
30290722111,3sleep20-21swapper/210:25:292
30227892111,3sleep10-21swapper/110:23:331
30141622111,6sleep12896724-21diskmemload10:18:151
30066142111,4sleep22896724-21diskmemload10:14:242
29981252111,5sleep02896724-21diskmemload10:09:080
29878182111,3sleep00-21swapper/010:01:590
29715022111,3sleep10-21swapper/109:52:581
29639492111,3sleep10-21swapper/109:49:211
29631352111,3sleep00-21swapper/009:48:120
29329912110,7sleep12934607-21latency09:30:171
29117872111,3sleep10-21swapper/109:17:181
28773702110,6sleep12879166-21kthreadcore08:50:161
28640442111,5sleep02864082-21ntpq08:35:210
28023312111,4sleep22802489-21diskstats07:40:112
28017322111,5sleep12801683-31find07:37:471
28001962111,5sleep02800751-21strings07:35:170
32503552101,2sleep20-21swapper/212:36:382
32047892101,4sleep23205999-21memory12:10:172
32000982101,3sleep20-21swapper/212:07:482
31853162101,4sleep23185342-21apt-get12:00:092
31750462101,4sleep12896724-21diskmemload11:53:551
31747662101,2sleep20-21swapper/211:53:322
31733492100,7sleep00-21swapper/011:51:350
31639072101,4sleep02896724-21diskmemload11:45:250
31592662101,4sleep23159531-21df11:45:112
31573252101,3sleep22896724-21diskmemload11:42:392
31495492101,3sleep10-21swapper/111:38:371
30821052101,3sleep12896724-21diskmemload10:58:201
30665992101,1sleep10-21swapper/110:50:101
30561842101,2sleep00-21swapper/010:42:400
30486012101,2sleep10-21swapper/110:39:161
30469472100,1sleep00-21swapper/010:36:390
30413252100,6sleep23041353-21grep10:35:112
30237872100,3sleep00-21swapper/010:25:000
30216772100,2sleep23021690-21ssh10:21:572
30065042101,2sleep10-21swapper/110:14:151
29783512101,3sleep22896724-21diskmemload09:55:442
29540862101,2sleep10-21swapper/109:42:161
29444292101,2sleep00-21swapper/009:35:530
29379252101,4sleep02937936-21ssh09:33:450
28868702101,4sleep02887036-21grep09:00:140
28711612100,6sleep02872579-21kthreadcore08:45:150
28440232100,1sleep20-21swapper/208:19:482
28230092104,3sleep22823116-21latency_hist08:00:002
28128682101,4sleep22813071-21diskstats07:50:132
27807862101,4sleep12780989-21diskstats07:20:101
3242335290,1sleep20-21swapper/212:32:052
3234562290,1sleep20-21swapper/212:28:042
3215272291,2sleep20-21swapper/212:15:302
3200618291,2sleep10-21swapper/112:08:311
3182884291,4sleep13182895-21ssh11:57:291
3141290291,2sleep10-21swapper/111:33:511
3113983290,1sleep20-21swapper/211:15:412
3006450291,2sleep00-21swapper/010:14:100
2982650291,4sleep22984281-21cut10:00:172
2945794291,2sleep10-21swapper/109:37:471
2929393291,3sleep22896724-21diskmemload09:28:382
2919200291,4sleep12919207-21ssh09:20:471
2906284291,4sleep02907486-21cut09:15:170
2891687291,4sleep22891814-21grep09:05:132
2870269290,1sleep00-21swapper/008:44:190
2859076291,4sleep12859157-21grep08:30:241
2853535291,3sleep02853584-21ntpq08:25:190
2796068290,1sleep10-21swapper/107:33:091
2789955291,4sleep22790015-21ntpq07:25:212
2784665291,3sleep02784711-21ntpq07:20:180
2775189290,1sleep20-21swapper/207:15:032
2773871291,4sleep12775188-21awk07:15:021
2861631281,3sleep12863426-21cut08:35:181
2849003280,1sleep20-21swapper/208:21:362
2849003280,1sleep20-21swapper/208:21:362
2843347280,1sleep00-21swapper/008:15:250
2824164281,3sleep22825339-21kthreadcore08:00:152
2807840281,4sleep02808004-21gltestperf07:45:150
2891665270,2sleep10-21swapper/109:05:121
2890711270,3sleep22890846-21timerwakeupswit09:00:232
2882469271,2sleep00-21swapper/008:55:170
2881341271,3sleep12881450-21fschecks_time08:55:141
2880569270,1sleep20-21swapper/208:52:092
2866617271,2sleep20-21swapper/208:40:162
2865333270,2sleep10-21swapper/108:40:101
2860319271,2sleep22860474-21gltestperf08:35:152
2858884270,3sleep22859001-21gzip08:30:222
2854794271,3sleep02854970-21cat08:30:110
2854164270,2sleep2171rcu_preempt08:25:412
2838451270,1sleep00-21swapper/008:10:320
2835361271,2sleep20-21swapper/208:10:182
2828809272,2sleep20-21swapper/208:05:132
2828519270,1sleep10-21swapper/108:05:041
2823294270,2sleep10-21swapper/108:00:111
2812423270,1sleep10-21swapper/107:48:491
2808120271,2sleep20-21swapper/207:45:172
2806288270,2sleep10-21swapper/107:40:191
2802200270,2sleep00-21swapper/007:40:100
2796162270,1sleep20-21swapper/207:34:222
2773138271,2sleep00-21swapper/007:15:010
2768079270,2sleep20-21swapper/207:10:102
2885784262,2sleep2431ktimers/208:56:192
2875310260,1sleep20-21swapper/208:46:332
2874627261,2sleep10-21swapper/108:45:201
2854153260,1sleep10-21swapper/108:25:321
2834357261,2sleep10-21swapper/108:10:171
2822883260,1sleep00-21swapper/007:58:260
2790661260,1sleep00-21swapper/007:26:520
2785404260,4sleep20-21swapper/207:21:522
2772890260,1sleep10-21swapper/107:12:331
2879795250,1sleep00-21swapper/008:50:200
2849168250,3sleep10-21swapper/108:23:441
2849168250,3sleep10-21swapper/108:23:441
2818331250,1sleep10-21swapper/107:55:141
2770859250,1sleep00-21swapper/007:10:150
2823595240,1sleep00-21swapper/008:00:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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