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2026-02-06 - 13:36
[ 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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  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 all highest latencies:
System rack3slot3s.osadl.org (updated Fri Feb 06, 2026 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
160592211854,59sleep30-21swapper/319:05:023
16526128552,10sleep20-21swapper/219:06:262
16537428352,9sleep10-21swapper/119:07:531
16533827859,13sleep00-21swapper/019:07:250
165663992825,1cyclictest0-21swapper/319:40:003
165663992824,2cyclictest0-21swapper/321:45:223
165663992724,1cyclictest0-21swapper/323:05:193
165663992723,2cyclictest0-21swapper/319:20:003
165663992623,1cyclictest0-21swapper/322:55:213
165663992623,1cyclictest0-21swapper/319:50:123
165663992622,2cyclictest0-21swapper/323:12:283
16566399261,19cyclictest622433-21taskset00:25:253
16566399253,16cyclictest401274-21taskset22:11:173
165663992521,2cyclictest0-21swapper/323:20:153
165663992521,2cyclictest0-21swapper/322:45:383
165663992421,1cyclictest0-21swapper/321:56:403
165663992421,1cyclictest0-21swapper/321:15:233
165663992421,1cyclictest0-21swapper/321:15:223
165663992421,1cyclictest0-21swapper/319:10:133
165663992419,3cyclictest0-21swapper/323:55:183
165663992419,1cyclictest0-21swapper/322:32:383
165663992416,3cyclictest0-21swapper/323:37:453
165663992412,9cyclictest344842-21taskset21:39:133
16566399241,17cyclictest410183-21chrt22:17:093
4287202231,11sleep0294846-21diskmemload22:29:550
16566399236,13cyclictest325523-21chrt21:25:343
16566399235,15cyclictest427144-21taskset22:27:353
16566399235,14cyclictest0-21swapper/321:22:273
165663992319,2cyclictest0-21swapper/323:25:123
165663992319,2cyclictest0-21swapper/321:13:333
165663992319,2cyclictest0-21swapper/300:06:293
165663992318,2cyclictest0-21swapper/321:55:013
165663992218,2cyclictest0-21swapper/323:04:093
165663992218,2cyclictest0-21swapper/321:34:123
165663992218,2cyclictest0-21swapper/300:04:003
165663992217,2cyclictest0-21swapper/300:16:533
3473782214,12sleep1349032-21kthreadcore21:40:171
2426422211,9sleep1242719-21irqstats20:20:161
16566399212,14cyclictest391746-21taskset22:05:193
16566399212,13cyclictest463934-21taskset22:52:023
165663992117,2cyclictest0-21swapper/323:50:143
165663992117,2cyclictest0-21swapper/300:38:313
16566399211,15cyclictest384320-21chrt22:00:423
5486642201,10sleep0548676-21ssh23:41:470
3342032200,3sleep20-21swapper/221:31:002
16566399202,12cyclictest345764-21taskset21:40:103
165663992018,1cyclictest0-21swapper/322:37:003
165663992017,1cyclictest0-21swapper/323:30:113
165663992017,1cyclictest0-21swapper/323:15:143
165663992017,1cyclictest0-21swapper/319:25:133
165663992017,1cyclictest0-21swapper/300:24:473
165663992016,2cyclictest0-21swapper/323:50:013
16566399201,16cyclictest0-21swapper/321:00:123
16566399201,15cyclictest0-21swapper/322:21:333
16566399195,10cyclictest252446-21turbostat20:30:003
165663991917,1cyclictest0-21swapper/320:45:013
165663991916,2cyclictest0-21swapper/300:30:203
165663991915,2cyclictest0-21swapper/319:50:003
165663991914,2cyclictest0-21swapper/300:10:173
165663991914,2cyclictest0-21swapper/300:10:163
16566399191,13cyclictest0-21swapper/319:30:123
16566399190,2cyclictest0-21swapper/322:40:193
6064242181,8sleep0294846-21diskmemload00:15:380
3005862181,4sleep0294846-21diskmemload21:10:480
165663991816,1cyclictest0-21swapper/320:00:183
165663991815,2cyclictest0-21swapper/320:45:263
165663991815,1cyclictest0-21swapper/321:05:173
165663991814,2cyclictest0-21swapper/323:40:113
6406822171,4sleep0294846-21diskmemload00:37:150
6316622171,3sleep00-21swapper/000:31:170
5138042171,4sleep0294846-21diskmemload23:20:370
4537212171,11sleep1453735-21ssh22:44:461
3861742170,7sleep00-21swapper/022:03:240
3366902171,2sleep00-21swapper/021:34:350
3263372170,1sleep00-21swapper/021:26:440
2346802171,7sleep1231590-21/usr/sbin/munin20:10:181
165663991714,1cyclictest0-21swapper/320:05:223
165663991713,2cyclictest0-21swapper/320:14:353
16566399171,13cyclictest0-21swapper/319:20:163
5997022161,2sleep20-21swapper/200:13:002
5997022161,2sleep20-21swapper/200:12:592
5924222161,10sleep0294846-21diskmemload00:09:280
5421332161,2sleep10-21swapper/123:39:311
5172342161,3sleep10-21swapper/123:25:121
4723942161,3sleep10-21swapper/122:57:061
4653352161,8sleep0294846-21diskmemload22:54:030
4269412161,3sleep20-21swapper/222:27:192
4257432161,9sleep1425757-21ssh22:25:351
4116622161,3sleep10-21swapper/122:19:211
4045792161,4sleep2404799-21hddtemp_smartct22:15:172
4024262161,4sleep0294846-21diskmemload22:12:580
3857212161,2sleep10-21swapper/122:02:461
3779382161,10sleep0377952-21ssh21:58:400
3767872160,3sleep10-21swapper/121:57:001
3535292161,2sleep20-21swapper/221:44:352
3307512161,6sleep134-21ksoftirqd/121:30:191
2584752161,11sleep2258673-21sed20:35:162
2532082161,10sleep0253281-21/usr/sbin/munin20:30:160
16566399167,6cyclictest257521-21taskset20:33:243
16566399161,9cyclictest258676-21taskset20:35:153
165663991614,1cyclictest0-21swapper/319:40:163
165663991613,1cyclictest0-21swapper/320:56:063
165663991613,1cyclictest0-21swapper/320:20:243
165663991613,1cyclictest0-21swapper/320:15:163
16566399161,10cyclictest274306-21taskset20:50:153
6421092155,4sleep2431ktimers/200:39:212
6152002151,10sleep0294846-21diskmemload00:21:180
6080362152,7sleep134-21ksoftirqd/100:17:561
5818812151,3sleep00-21swapper/000:01:190
5561342151,2sleep20-21swapper/223:45:302
5478792150,1sleep10-21swapper/123:40:391
4992102151,3sleep0294846-21diskmemload23:14:160
4923252151,2sleep10-21swapper/123:10:161
4898252150,2sleep10-21swapper/123:07:521
4641582151,9sleep1294846-21diskmemload22:52:201
3964602151,9sleep1396607-21cut22:10:161
3255102150,2sleep20-21swapper/221:25:342
3043472152,9sleep2304426-21/usr/sbin/munin21:15:162
3043472152,9sleep2304426-21/usr/sbin/munin21:15:152
16566399150,12cyclictest0-21swapper/319:55:203
5512292140,8sleep0294846-21diskmemload23:45:080
4832162141,2sleep00-21swapper/023:05:110
4828492141,8sleep2483031-21latency_hist23:05:002
4823512141,7sleep0294846-21diskmemload23:04:180
4628892140,2sleep20-21swapper/222:50:332
4420242141,6sleep1442049-21systemctl22:35:251
4354702141,9sleep0435483-21ssh22:32:300
4190752141,8sleep0294846-21diskmemload22:23:000
3877192142,6sleep0387933-21diskstats22:05:130
3379952141,4sleep2339309-21grep21:35:162
2687592142,6sleep0268778-21apt-get20:45:120
2678462141,8sleep0268047-21unixbench_multi20:40:260
2418632141,9sleep1241864-21cron20:20:001
6243752131,6sleep0294846-21diskmemload00:27:450
5404352131,8sleep2540449-21ssh23:37:082
5389292131,8sleep0538970-21ssh23:35:250
5143042131,6sleep20-21swapper/223:21:192
4351272131,8sleep2435138-21sh22:32:012
3697522131,5sleep072-21kcompactd021:53:590
3448042131,6sleep0294846-21diskmemload21:39:110
6313392121,4sleep22831240-21snmpd00:30:482
6253062121,3sleep20-21swapper/200:29:072
6117752121,7sleep1613540-21kthreadcore00:20:191
6010532121,7sleep0601065-21diskmemload00:14:580
6010532121,7sleep0601065-21diskmemload00:14:570
5841052121,2sleep10-21swapper/100:04:321
5738892120,1sleep00-21swapper/023:56:540
5578302121,5sleep1294846-21diskmemload23:47:531
5481242121,2sleep2548135-21ssh23:41:002
5168012121,4sleep1294846-21diskmemload23:24:551
4907772121,5sleep20-21swapper/223:09:142
4575852121,3sleep1457597-21ssh22:50:001
3916572121,7sleep2294846-21diskmemload22:05:192
3037282120,6sleep0294846-21diskmemload21:15:060
3037282120,6sleep0294846-21diskmemload21:15:050
2067092121,7sleep2206995-21kthreadcore19:45:172
1879852121,7sleep1188211-21sed19:25:251
1712172121,7sleep0172122-21kthreadcore19:15:020
6399812111,6sleep1639993-21ssh00:36:161
6328832111,3sleep10-21swapper/100:33:061
6238652111,3sleep10-21swapper/100:27:021
6075272111,3sleep20-21swapper/200:17:122
6002522111,4sleep1294846-21diskmemload00:13:471
6002522111,4sleep1294846-21diskmemload00:13:471
5679872111,4sleep1294846-21diskmemload23:55:071
5655662111,4sleep2294846-21diskmemload23:51:582
5646322111,6sleep0564640-21sh23:50:360
5324692111,4sleep0294846-21diskmemload23:33:040
5239152111,3sleep0523924-21diskmemload23:28:080
5073332110,7sleep1507341-21sh23:18:271
5069942111,4sleep0294846-21diskmemload23:17:580
4751642111,3sleep1294846-21diskmemload23:00:141
4712852110,5sleep0294846-21diskmemload22:55:330
4548312112,1sleep00-21swapper/022:46:020
4509382111,4sleep0294846-21diskmemload22:40:400
4458302111,3sleep20-21swapper/222:40:032
4446162111,2sleep20-21swapper/222:38:422
4104982111,4sleep00-21swapper/022:17:400
4008332110,5sleep20-21swapper/222:10:412
3926522110,2sleep1392663-21ssh22:05:421
3702602110,1sleep10-21swapper/121:54:441
3665932111,5sleep2366652-21ntpq21:50:202
3610662111,3sleep20-21swapper/221:48:272
3604122111,3sleep10-21swapper/121:47:301
3519832111,4sleep0294846-21diskmemload21:42:200
3429642110,6sleep1294846-21diskmemload21:36:311
3281132111,4sleep1294846-21diskmemload21:29:221
3192382111,4sleep1294846-21diskmemload21:23:411
3191722111,4sleep0294846-21diskmemload21:23:360
2953802111,2sleep20-21swapper/221:10:022
2953552111,2sleep1294850-21apt-get21:10:011
2684972111,6sleep1268704-21latency_hist20:45:001
2263322111,4sleep0226351-21apt-get20:05:120
2110462111,6sleep1212445-21kthreadcore19:50:141
5907062101,3sleep20-21swapper/200:06:542
5848372101,3sleep10-21swapper/100:05:131
5819072101,3sleep20-21swapper/200:01:202
5332232101,2sleep20-21swapper/223:34:102
5308592101,4sleep1294846-21diskmemload23:30:441
5245982101,2sleep20-21swapper/223:29:062
4708942101,3sleep20-21swapper/222:55:272
4570322101,3sleep2294846-21diskmemload22:49:132
4451152101,3sleep0294846-21diskmemload22:39:250
4176862101,3sleep20-21swapper/222:20:552
4124672101,3sleep1412487-21apt-get22:20:101
3599632101,3sleep0294846-21diskmemload21:46:480
3122732101,4sleep2312503-21df_inode21:20:142
3089182101,3sleep10-21swapper/121:15:481
3089182101,3sleep10-21swapper/121:15:471
2832372101,4sleep0283288-21ntpq20:55:180
2370102101,4sleep0237133-21diskstats20:15:140
2303542101,4sleep1230404-21ntpq20:05:201
2099432101,4sleep0210250-21apt-config19:50:010
1994032101,4sleep0199421-21apt-get19:40:100
1941882101,4sleep1194446-21df_inode19:35:101
1927122102,4sleep1192868-21netstat19:30:191
1824532101,4sleep1182499-21ntpq19:20:211
615041291,3sleep20-21swapper/200:21:052
572651290,2sleep20-21swapper/223:55:282
563949291,4sleep1564104-21ssh23:50:211
506681290,1sleep20-21swapper/223:17:312
491674291,2sleep20-21swapper/223:10:092
436561291,2sleep10-21swapper/122:34:081
384172290,1sleep20-21swapper/222:00:302
370747291,4sleep2370760-21ssh21:55:042
285125291,4sleep1285930-21tr21:00:151
278314291,4sleep1278344-21mailstats20:50:251
270271291,4sleep2272056-21kthreadcore20:45:182
235456291,3sleep2235576-21ntpq20:10:192
216057291,4sleep0216226-21gltestperf19:55:140
214815291,4sleep2214835-21sort19:50:242
203435291,3sleep1203484-21ntpq19:40:211
198166291,3sleep2198220-21ntpq19:35:202
190991291,4sleep0192711-21/usr/sbin/munin19:30:170
182501291,3sleep2182554-21ntp_states19:20:222
178158290,4sleep1178164-21cron19:19:591
294821280,1sleep10-21swapper/121:09:501
290120281,3sleep20-21swapper/221:05:142
289843281,2sleep0289862-21apt-get21:05:120
285931281,3sleep2287682-21kthreadcore21:00:162
284556283,3sleep0151ktimers/021:00:060
279873281,3sleep1281350-21ps20:55:151
278861280,1sleep00-21swapper/020:52:490
264050281,3sleep2264086-21kthreadcore20:40:162
258756281,3sleep00-21swapper/020:35:180
248010281,3sleep1249499-21ps20:25:171
226067281,3sleep0226116-21munin-run20:04:590
222380281,3sleep2224130-21kthreadcore20:00:172
221613281,3sleep1222379-21grep20:00:161
216339281,3sleep2216373-21kthreadcore19:55:152
205504281,3sleep10-21swapper/119:45:161
165834281,2sleep1165856-21apt-get19:10:111
247429270,2sleep00-21swapper/020:25:120
232930271,2sleep00-21swapper/020:10:160
231165270,1sleep20-21swapper/220:07:582
216230271,3sleep1216337-21irqstats19:55:141
215248270,1sleep00-21swapper/019:51:410
194164270,2sleep00-21swapper/019:35:100
184881271,2sleep00-21swapper/019:25:170
178444270,2sleep00-21swapper/019:20:120
173139271,2sleep20-21swapper/219:15:122
170906271,2sleep2553-21dbus-daemon19:15:012
279469260,2sleep20-21swapper/220:55:122
275635261,2sleep20-21swapper/220:50:182
268781261,1sleep10-21swapper/120:45:131
259903260,2sleep10-21swapper/120:35:191
256684260,2sleep20-21swapper/220:30:232
253282260,2sleep1254790-21kthreadcore20:30:171
252082260,1sleep20-21swapper/220:25:332
242720261,2sleep20-21swapper/220:20:172
242440260,3sleep0242637-21gltestperf20:20:140
188935260,1sleep20-21swapper/219:30:122
170668260,1sleep00-21swapper/019:11:570
236844250,1sleep20-21swapper/220:15:112
203711250,1sleep20-21swapper/219:40:262
183697240,1sleep20-21swapper/219:25:102
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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