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2026-01-14 - 19:54
[ 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 -
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 rack3slot3s.osadl.org (updated Wed Jan 14, 2026 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2352490212567,54sleep30-21swapper/307:06:333
235253328252,9sleep20-21swapper/207:07:052
235274227964,9sleep10-21swapper/107:09:451
235263227960,13sleep00-21swapper/007:08:190
2352891993330,1cyclictest0-21swapper/310:39:593
25767612278,6sleep02576894-21grep10:45:110
26501502250,3sleep12650154-21latency_hist11:55:011
2352891992522,1cyclictest0-21swapper/310:05:013
2352891992522,1cyclictest0-21swapper/309:40:003
235289199251,19cyclictest2381138-21sleep07:35:013
24442922230,2sleep30-21swapper/308:32:103
2352891992318,2cyclictest0-21swapper/309:10:003
2352891992218,2cyclictest0-21swapper/312:10:013
2352891992117,2cyclictest0-21swapper/310:50:003
235289199202,13cyclictest2470983-21taskset09:00:123
2352891992017,1cyclictest0-21swapper/309:40:243
2352891992014,3cyclictest2465455-21sleep08:55:013
235289199201,14cyclictest0-21swapper/312:30:113
2352891991916,1cyclictest0-21swapper/312:20:183
2352891991916,1cyclictest0-21swapper/309:50:183
2352891991916,1cyclictest0-21swapper/308:40:003
2352891991916,1cyclictest0-21swapper/308:20:223
2352891991916,1cyclictest0-21swapper/308:20:223
2352891991916,1cyclictest0-21swapper/308:15:133
235289199191,14cyclictest0-21swapper/312:00:103
235289199191,14cyclictest0-21swapper/311:22:343
235289199182,8cyclictest2639796-21taskset11:45:013
235289199182,13cyclictest2634342-21turbostat11:40:003
2352891991815,1cyclictest0-21swapper/311:50:163
2352891991815,1cyclictest0-21swapper/310:50:153
2352891991815,1cyclictest0-21swapper/310:30:163
2352891991815,1cyclictest0-21swapper/310:30:153
2352891991815,1cyclictest0-21swapper/308:40:123
2352891991815,1cyclictest0-21swapper/308:15:013
2352891991815,1cyclictest0-21swapper/308:00:133
2352891991815,1cyclictest0-21swapper/307:20:213
235289199181,14cyclictest0-21swapper/310:05:193
235289199181,12cyclictest2671000-21sleep12:15:003
235289199180,14cyclictest0-21swapper/311:05:233
235289199172,11cyclictest2518821-21turbostat09:50:003
2352891991715,1cyclictest0-21swapper/311:30:153
2352891991715,1cyclictest0-21swapper/310:25:163
2352891991715,1cyclictest0-21swapper/307:15:123
2352891991715,1cyclictest0-21swapper/307:15:123
2352891991714,2cyclictest0-21swapper/311:30:013
2352891991714,1cyclictest0-21swapper/309:25:173
2352891991714,1cyclictest0-21swapper/309:25:163
235289199171,13cyclictest0-21swapper/312:15:193
235289199171,13cyclictest0-21swapper/311:15:203
2352891991711,3cyclictest0-21swapper/309:55:303
235289199171,13cyclictest0-21swapper/308:05:193
235289199171,10cyclictest2576626-21taskset10:45:013
25757882168,4sleep22575891-21timerandwakeup10:40:242
25616132161,10sleep02562955-21tr10:30:160
25616132161,10sleep02562955-21tr10:30:150
24119162161,10sleep12412056-21ntpq08:00:181
235289199167,6cyclictest2357964-21taskset07:13:473
235289199161,9cyclictest2434283-21taskset08:25:003
235289199161,9cyclictest2387459-21taskset07:40:123
2352891991613,1cyclictest0-21swapper/312:35:143
2352891991613,1cyclictest0-21swapper/309:15:163
2352891991613,1cyclictest0-21swapper/307:35:153
2352891991612,2cyclictest0-21swapper/311:14:593
2352891991611,3cyclictest0-21swapper/311:00:113
235289199161,13cyclictest0-21swapper/307:55:163
235289199161,12cyclictest2396988-21taskset07:45:283
235289199161,12cyclictest0-21swapper/312:25:103
235289199161,12cyclictest0-21swapper/310:55:153
235289199161,11cyclictest2502834-21turbostat09:35:003
235289199161,10cyclictest2655262-21taskset11:59:563
2352891991610,3cyclictest0-21swapper/311:50:003
2352891991610,3cyclictest0-21swapper/310:20:113
235289199160,10cyclictest2485745-21taskset09:10:223
25979012151,9sleep02598096-21expr11:05:150
24759562151,10sleep12475962-21cron09:04:591
24648132150,1sleep10-21swapper/108:50:251
24644882151,4sleep02464544-21ntp_states08:50:190
235289199152,9cyclictest2466226-21taskset08:55:143
235289199151,9cyclictest2545008-21taskset10:13:553
2352891991512,1cyclictest0-21swapper/310:15:193
235289199151,11cyclictest0-21swapper/309:20:153
235289199150,13cyclictest0-21swapper/308:45:193
235289199150,12cyclictest0-21swapper/307:25:133
23773162141,4sleep02379042-21tr07:30:160
235289199140,13cyclictest0-21swapper/307:50:153
25754942131,2sleep1171rcu_preempt10:40:181
25407022131,7sleep22542119-21kthreadcore10:10:172
24714842131,7sleep22471724-21grep09:00:162
24452862131,8sleep22445415-21kthreadcore08:35:142
24281622131,7sleep12423777-21/usr/sbin/munin08:15:261
23649962130,1sleep10-21swapper/107:15:501
23649962130,1sleep10-21swapper/107:15:491
26613092121,7sleep02661363-21kthreadcore12:05:150
26174112122,6sleep22617571-21strings11:20:152
26097532121,7sleep22611505-21kthreadcore11:15:152
26015622121,7sleep12601608-21/usr/sbin/munin11:05:201
25844672120,1sleep10-21swapper/110:50:161
25240362120,1sleep10-21swapper/109:54:571
24767742121,7sleep12476821-21kthreadcore09:05:161
24025812121,5sleep02402600-21munin-run07:55:000
23535712121,7sleep02353709-21cat07:10:150
26926482111,6sleep12692744-21kernelversion12:35:141
26924372111,5sleep02692647-21hddtemp_smartct12:35:130
26770402111,6sleep02677675-21kthreadcore12:20:140
26083982111,5sleep12608416-21apt-get11:15:101
26040842111,6sleep12605802-21kthreadcore11:10:161
25549502115,2sleep0221rcuc/010:20:260
24971722111,4sleep12497190-21apt-get09:25:121
24971722111,4sleep12497190-21apt-get09:25:111
24866972111,4sleep10-21swapper/109:15:101
24435392111,4sleep02443586-21ntpq08:30:200
24078152110,7sleep22407823-21apt08:00:002
26927452101,5sleep22694228-21tr12:35:152
26767662101,5sleep22676854-21tune2fs12:20:122
26751582101,4sleep22675211-21ntpq12:15:182
26607812101,4sleep12661037-21df12:05:111
26543792101,5sleep12654466-21processes11:55:211
26296562101,4sleep12629859-21hddtemp_smartct11:35:141
26252192100,6sleep02626940-21kthreadcore11:30:160
25558482100,2sleep10-21swapper/110:25:121
25375922101,4sleep22538650-21memory10:05:172
25358902101,5sleep12537591-21tr10:05:161
25230982101,4sleep22523154-21ntp_states09:50:222
25087272101,4sleep12508930-21diskstats09:40:111
25028142101,5sleep02503149-21apt-config09:35:010
25010702101,3sleep02501159-21ntpq09:25:190
25010702101,3sleep02501159-21ntpq09:25:190
24330282101,4sleep22433075-21ntpq08:20:202
24330282101,4sleep22433075-21ntpq08:20:192
24277352101,4sleep22427781-21ntpq08:15:192
23870792100,1sleep10-21swapper/107:40:111
23863252101,4sleep22386279-31find07:38:352
23580652101,4sleep02358220-21munin-node07:15:010
23580652101,4sleep02358220-21munin-node07:15:000
2687076291,3sleep02687199-21diskstats12:30:110
2659812291,4sleep22660044-21unixbench_multi12:00:242
2650314291,3sleep22650333-21apt-get11:55:102
2640990291,4sleep12642724-21tr11:45:151
2640397291,4sleep02640989-21cut11:45:140
2638542291,4sleep12638590-21ntpq11:40:191
2634636291,4sleep22634731-21expr11:40:122
2629355291,2sleep20-21swapper/211:35:112
2627938291,4sleep22628078-21ntp_192.168.11411:30:182
2615695291,5sleep12617407-21latency11:20:151
2597166291,4sleep12597167-21sshd11:02:461
2596356291,4sleep22596406-21ntpq11:00:192
2549615291,4sleep22549620-21sensors_temp10:15:272
2539811291,4sleep02539819-21cron10:10:000
2533596290,1sleep20-21swapper/210:00:202
2528579291,4sleep02528789-21grep09:55:250
2524297291,4sleep22524316-21apt-get09:55:112
2513935291,4sleep22514161-21df_inode09:45:132
2507197291,4sleep22507338-21ntpq09:35:142
2503366291,3sleep02503619-21df09:35:090
2502488290,1sleep20-21swapper/209:30:542
2495934291,4sleep12495984-21ntpq09:20:221
2482033291,4sleep22483091-21tr09:10:132
2455223291,3sleep02455242-21apt-get08:45:110
2413608291,4sleep22413652-21fschecks_count08:05:132
2408099291,3sleep22408118-21apt-get08:00:122
2392327291,3sleep02392346-21apt-get07:45:110
2391062291,4sleep02391113-21ntpq07:40:170
2379976291,3sleep22380089-21ntpq07:30:182
2375782290,1sleep20-21swapper/207:28:572
2364351291,3sleep22364400-21ntpq07:15:192
2364351291,3sleep22364400-21ntpq07:15:182
2353711292,4sleep10-21swapper/107:10:161
2675953280,2sleep00-21swapper/012:16:530
2675316280,5sleep10-21swapper/112:15:221
2656599281,3sleep10-21swapper/112:00:151
2655548281,2sleep00-21swapper/012:00:100
2650056281,3sleep02650148-21latency_hist11:55:010
2628126281,3sleep12628157-21ntpq11:30:211
2620745281,3sleep22620919-21kthreadcore11:25:172
2619457281,3sleep12620742-21kthreadcore11:25:161
2587745281,3sleep02589307-21kthreadcore10:55:170
2581670281,3sleep12581687-21latency_hist10:50:011
2566845281,3sleep22568192-21grep10:35:152
2534173280,1sleep00-21swapper/010:00:290
2528997280,1sleep10-21swapper/109:56:341
2519067281,2sleep02519086-21apt-get09:50:110
2470430280,1sleep10-21swapper/108:56:541
2465714280,3sleep02465967-21df08:55:130
2460456281,3sleep22460475-21apt-get08:50:102
2456530281,3sleep12458269-21kthreadcore08:45:161
2454059281,3sleep02454136-21grep08:40:210
2439165280,1sleep10-21swapper/108:28:241
2434295280,3sleep02434314-21apt-get08:25:110
2432939281,3sleep12433027-21ntpq08:20:191
2432939281,3sleep12433027-21ntpq08:20:181
2422825281,4sleep12422997-21ls08:10:241
2418300280,1sleep00-21swapper/008:09:560
2413354281,3sleep12413607-21df08:05:121
2407695280,1sleep10-21swapper/107:58:311
2385995280,2sleep10-21swapper/107:35:461
2374700281,3sleep02370893-21/usr/sbin/munin07:25:190
2691851270,1sleep10-21swapper/112:34:381
2676481270,1sleep10-21swapper/112:20:071
2670893270,1sleep10-21swapper/112:14:061
2665992270,2sleep20-21swapper/212:10:102
2650041270,1sleep20-21swapper/211:54:512
2617617271,2sleep02617664-21ntpq11:20:180
2598181271,2sleep20-21swapper/211:05:172
2596463270,4sleep02596577-21/usr/sbin/munin11:00:220
2582229271,2sleep22582461-21idleruntime10:50:132
2571530270,2sleep00-21swapper/010:40:090
2570957270,1sleep00-21swapper/010:36:210
2566272270,2sleep10-21swapper/110:35:101
2555826270,2sleep00-21swapper/010:25:110
2550593270,2sleep12550612-21apt-get10:20:111
2544764270,1sleep10-21swapper/110:11:281
2512730271,3sleep22512847-21grep09:40:202
2509214271,2sleep00-21swapper/009:40:130
2496637270,1sleep00-21swapper/009:21:340
2491617270,1sleep00-21swapper/009:19:500
2487591271,3sleep22489279-21kthreadcore09:15:152
2486197270,1sleep10-21swapper/109:11:561
2481059270,1sleep00-21swapper/009:08:120
2475715270,1sleep00-21swapper/009:01:570
2453806271,3sleep12453951-21collect208:40:191
2449619270,1sleep10-21swapper/108:38:391
2441608270,3sleep12443323-21wc08:30:171
2434003270,1sleep00-21swapper/008:24:390
2434003270,1sleep00-21swapper/008:24:380
2402387270,1sleep10-21swapper/107:52:371
2402208270,1sleep20-21swapper/207:50:262
2394921270,1sleep20-21swapper/207:45:162
2370632271,2sleep22370814-21latency_hist07:25:012
2369600270,2sleep10-21swapper/107:20:151
2686438260,1sleep00-21swapper/012:27:230
2683952260,3sleep10-21swapper/112:25:161
2665402260,4sleep20-21swapper/212:05:482
2652319260,2sleep00-21swapper/011:55:170
2638282260,2sleep02638536-21strings11:40:180
2619385260,2sleep00-21swapper/011:25:150
2613186260,1sleep00-21swapper/011:17:450
2607568260,1sleep20-21swapper/211:11:172
2592032260,1sleep10-21swapper/110:58:591
2581925260,1sleep00-21swapper/010:50:070
2580442261,2sleep20-21swapper/210:45:172
2565755260,4sleep20-21swapper/210:31:462
2565755260,4sleep20-21swapper/210:31:452
2560590260,1sleep20-21swapper/210:27:412
2550241260,1sleep00-21swapper/010:19:100
2533546260,2sleep12533588-21ntpq10:00:181
2518729260,3sleep00-21swapper/009:49:040
2507691261,2sleep10-21swapper/109:35:221
2498575261,2sleep20-21swapper/209:25:172
2498575261,2sleep20-21swapper/209:25:162
2496760260,4sleep20-21swapper/209:23:072
2481751261,2sleep00-21swapper/009:10:110
2477551260,2sleep20-21swapper/209:05:172
2459298260,2sleep20-21swapper/208:45:212
2450013260,1sleep20-21swapper/208:40:122
2449438260,1sleep00-21swapper/008:36:210
2443324261,2sleep20-21swapper/208:30:182
2439166260,1sleep20-21swapper/208:28:252
2428509260,1sleep00-21swapper/008:16:570
2419171261,2sleep00-21swapper/008:10:150
2418860261,2sleep20-21swapper/208:10:142
2407465260,1sleep00-21swapper/007:55:370
2391913260,1sleep20-21swapper/207:43:042
2386207260,3sleep00-21swapper/007:38:260
2379043261,2sleep10-21swapper/107:30:171
2370892260,1sleep10-21swapper/107:25:111
2357817260,4sleep20-21swapper/207:11:542
2686909250,1sleep20-21swapper/212:30:102
2668094250,2sleep00-21swapper/012:10:160
2633970250,2sleep00-21swapper/011:35:280
2602889250,1sleep00-21swapper/011:10:120
2561175250,1sleep10-21swapper/110:30:131
2561175250,1sleep10-21swapper/110:30:131
2551166250,2sleep20-21swapper/210:20:152
2545365250,1sleep10-21swapper/110:15:141
2544700250,3sleep00-21swapper/010:10:400
2514445250,1sleep10-21swapper/109:45:161
2466017250,1sleep20-21swapper/208:55:152
2410973250,1sleep00-21swapper/008:00:170
2393244250,2sleep10-21swapper/107:45:161
2681437240,1sleep20-21swapper/212:25:012
2640126240,1sleep20-21swapper/211:45:132
2587139240,1sleep20-21swapper/210:55:112
2502169240,1sleep10-21swapper/109:30:011
2365595240,1sleep00-21swapper/007:20:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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