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2026-01-28 - 13:15
[ 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 #1, slot #6

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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  Intel
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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
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack1slot6s.osadl.org (updated Wed Jan 28, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
322209910842,15cyclictest0-21swapper/020:32:160
322209910646,13cyclictest0-21swapper/023:51:580
32223999525,62cyclictest0-21swapper/222:51:592
32223999444,28cyclictest24474-21gltestperf21:12:102
32223999239,30cyclictest13546-21cpuspeed_turbos23:22:012
32223998631,32cyclictest0-21swapper/220:56:512
32223998433,44cyclictest0-21swapper/223:36:592
32223998430,47cyclictest0-21swapper/222:06:162
32223998337,39cyclictest19781-21sshd22:42:092
32223998334,43cyclictest21638-21aten_r1power_cu19:12:062
32223998333,32cyclictest27550-21munin-node22:07:132
32223998231,34cyclictest0-21swapper/220:32:152
32223998231,31cyclictest0-21swapper/221:37:202
32223998138,35cyclictest7943-21sendmail_mailqu23:12:152
32223998130,44cyclictest0-21swapper/222:27:062
32223998129,45cyclictest0-21swapper/221:57:242
32223998128,46cyclictest0-21swapper/222:17:222
32223998034,39cyclictest9456-21crond18:46:562
32223998034,39cyclictest9456-21crond18:46:562
32223998034,29cyclictest24960-21diskmemload23:27:152
32223998034,29cyclictest24960-21diskmemload23:27:152
32223998034,28cyclictest3037-21ssh20:41:432
32223998033,40cyclictest26304-21grep20:27:162
32223998033,32cyclictest0-21swapper/221:17:192
32223998032,41cyclictest0-21swapper/221:42:032
32223998032,30cyclictest18474-21hwlatdetect21:52:092
32223998031,38cyclictest30764-21ps23:47:142
32223998031,29cyclictest12163-21kworker/2:022:32:112
32223998029,44cyclictest18015-21latency21:02:162
32223997934,29cyclictest2106-21unixbench_multi23:52:172
32223997933,39cyclictest4002-21expr23:07:072
32223997931,42cyclictest0-21swapper/223:20:102
32223997931,33cyclictest0-21swapper/223:03:002
32223997927,34cyclictest0-21swapper/220:47:022
32223997832,40cyclictest0-21swapper/221:11:412
32223997831,31cyclictest0-21swapper/223:00:072
32223997827,29cyclictest0-21swapper/222:51:472
32223997827,29cyclictest0-21swapper/222:51:472
32223997826,44cyclictest0-21swapper/221:31:482
32223997826,44cyclictest0-21swapper/221:31:482
32223997733,37cyclictest2537-21munin-node18:32:262
32223997730,31cyclictest0-21swapper/221:34:122
32223997730,31cyclictest0-21swapper/221:24:202
32223997728,41cyclictest0-21swapper/222:38:392
32223997725,44cyclictest0-21swapper/222:26:002
32223997725,44cyclictest0-21swapper/219:07:212
32223997632,29cyclictest30878-21ssh22:11:582
32223997632,29cyclictest30878-21ssh22:11:582
32223997622,33cyclictest0-21swapper/218:47:102
32223997622,33cyclictest0-21swapper/218:47:102
248599760,5rtkit-daemon2484-21rtkit-daemon23:16:591
32223997534,34cyclictest21476-21ssh23:33:192
32223997530,38cyclictest0-21swapper/221:48:052
32223997528,29cyclictest0-21swapper/220:17:522
32223997528,29cyclictest0-21swapper/220:17:522
32223997433,25cyclictest0-21swapper/220:02:052
32223997430,38cyclictest0-21swapper/220:22:112
32223997428,31cyclictest0-21swapper/220:58:462
32223997428,20cyclictest0-21swapper/223:46:372
32223997327,40cyclictest0-21swapper/219:28:072
32223997326,39cyclictest0-21swapper/219:47:062
32223997230,35cyclictest2264-21latency_hist18:31:582
32223997227,38cyclictest0-21swapper/219:22:252
32223997224,33cyclictest0-21swapper/220:42:282
32222997216,48cyclictest7760-21crond21:36:501
248599720,6rtkit-daemon0-21swapper/119:25:540
32223997132,24cyclictest1287-21snmpd19:34:452
32223997132,24cyclictest1287-21snmpd19:34:452
32223997029,34cyclictest15128-21fschecks_count18:57:142
32223996929,22cyclictest0-21swapper/220:14:152
32223996929,22cyclictest0-21swapper/220:14:152
32223996925,38cyclictest0-21swapper/219:52:102
248599690,6rtkit-daemon0-21swapper/121:34:480
32223996830,31cyclictest16908-21taskset20:07:192
32223996825,28cyclictest0-21swapper/219:43:092
3222299684,57cyclictest0-21swapper/120:52:131
32220996847,14cyclictest0-21swapper/021:02:250
248599680,6rtkit-daemon804-21sshd20:37:131
248599680,6rtkit-daemon0-21swapper/121:59:100
248599680,6rtkit-daemon0-21swapper/120:51:200
248599680,6rtkit-daemon0-21swapper/120:46:500
248599680,16rtkit-daemon0-21swapper/022:42:161
32224996742,10cyclictest13547-21taskset21:43:323
32223996737,24cyclictest1525-21tr19:37:092
32223996726,35cyclictest24023-21munin-node19:17:132
3222299673,58cyclictest0-21swapper/122:22:081
32222996722,38cyclictest29096-21switchtime22:07:201
32220996747,13cyclictest0-21swapper/023:22:120
248599670,8rtkit-daemon0-21swapper/021:46:561
248599670,6rtkit-daemon0-21swapper/121:14:190
248599670,6rtkit-daemon0-21swapper/119:19:390
32223996633,20cyclictest7073-21crond18:41:562
32223996625,29cyclictest0-21swapper/219:02:272
3222299665,52cyclictest0-21swapper/121:27:211
3222299665,52cyclictest0-21swapper/121:27:211
32222996612,46cyclictest0-21swapper/120:42:091
248599660,8rtkit-daemon0-21swapper/223:00:453
248599660,8rtkit-daemon0-21swapper/022:36:091
248599660,7rtkit-daemon0-21swapper/019:57:221
248599660,6rtkit-daemon0-21swapper/021:17:191
248599660,6rtkit-daemon0-21swapper/020:01:000
32223996534,25cyclictest0-21swapper/219:57:522
32223996526,33cyclictest0-21swapper/218:26:572
3222299654,12cyclictest0-21swapper/123:32:111
248599650,7rtkit-daemon0-21swapper/021:58:401
248599650,6rtkit-daemon14581-21processes20:02:221
248599650,4rtkit-daemon2484-21rtkit-daemon21:25:413
32224996441,10cyclictest0-21swapper/321:12:243
248599640,7rtkit-daemon0-21swapper/322:20:471
248599640,7rtkit-daemon0-21swapper/018:28:031
32223996330,18cyclictest121850irq/46-eth018:52:202
32222996314,11cyclictest8999-21cpuspeed_turbos22:27:021
32220996349,9cyclictest0-21swapper/021:52:070
32220996343,13cyclictest0-21swapper/023:37:060
248599630,6rtkit-daemon0-21swapper/020:33:211
248599630,6rtkit-daemon0-21swapper/019:10:021
32224996231,23cyclictest7015-21sed22:22:213
3222299624,39cyclictest0-21swapper/123:04:271
3222299624,14cyclictest0-21swapper/123:42:021
3222299624,13cyclictest0-21swapper/121:22:211
3222099624,51cyclictest0-21swapper/021:26:410
3222099623,42cyclictest0-21swapper/023:08:300
248599620,7rtkit-daemon0-21swapper/319:26:381
3222499616,20cyclictest0-21swapper/323:55:433
32224996140,13cyclictest0-21swapper/320:42:253
32220996142,13cyclictest0-21swapper/022:02:210
248599610,8rtkit-daemon0-21swapper/022:44:383
248599610,7rtkit-daemon0-21swapper/321:37:261
248599610,6rtkit-daemon1051-21rs:main1
3222299604,11cyclictest28097-21runrttasks22:55:311
32220996045,10cyclictest0-21swapper/022:47:190
32220996045,10cyclictest0-21swapper/022:47:190
32220996042,12cyclictest0-21swapper/021:42:130
32220996041,13cyclictest0-21swapper/022:52:050
3222099603,49cyclictest0-21swapper/023:12:110
248599600,8rtkit-daemon15-21rcuc/020:50:353
248599600,7rtkit-daemon0-21swapper/318:57:171
248599600,6rtkit-daemon0-21swapper/319:47:301
3222299594,49cyclictest0-21swapper/121:42:091
3222299594,48cyclictest0-21swapper/122:02:071
3222299593,49cyclictest0-21swapper/123:15:151
3222099595,46cyclictest0-21swapper/021:37:140
3222099594,12cyclictest0-21swapper/022:22:140
225802593,49sleep322709-21unixbench_singl21:57:243
3222499584,27cyclictest0-21swapper/322:05:103
3222299585,49cyclictest0-21swapper/120:51:191
3222099584,46cyclictest0-21swapper/023:21:160
32220995839,13cyclictest0-21swapper/023:47:090
191902582,9sleep00-21swapper/020:12:190
191902582,9sleep00-21swapper/020:12:190
39692572,48sleep00-21swapper/022:17:530
32224995737,13cyclictest0-21swapper/321:32:233
32224995737,11cyclictest3115-21munin-node23:06:593
32224995726,11cyclictest1071-21processes23:02:193
32220995743,9cyclictest32540-21cat22:12:210
32220995743,9cyclictest32540-21cat22:12:210
32220995743,10cyclictest0-21swapper/020:29:120
32220995742,10cyclictest0-21swapper/021:47:110
32220995741,11cyclictest0-21swapper/023:01:540
32220995737,13cyclictest0-21swapper/022:42:060
248599570,7rtkit-daemon0-21swapper/020:08:373
248599570,6rtkit-daemon0-21swapper/318:32:331
3222499567,8cyclictest0-21swapper/318:42:203
3222499567,8cyclictest0-21swapper/318:42:203
32224995633,15cyclictest0-21swapper/320:52:223
3222299564,37cyclictest17786-21munin-run20:11:531
3222299563,11cyclictest0-21swapper/120:27:261
32220995645,6cyclictest23312chrt20:39:270
3222499556,29cyclictest0-21swapper/323:17:463
32224995537,11cyclictest15324-21munin-node22:37:023
32224995536,11cyclictest28712-21munin-node20:32:223
32224995533,15cyclictest0-21swapper/323:26:583
32224995533,15cyclictest0-21swapper/323:26:583
32224995527,12cyclictest0-21swapper/321:01:183
3222299554,26cyclictest0-21swapper/121:07:281
3222299554,13cyclictest0-21swapper/121:01:521
3222299554,11cyclictest0-21swapper/122:12:041
3222299554,11cyclictest0-21swapper/122:12:041
32222995536,11cyclictest31499-21tr19:32:091
32222995536,11cyclictest31499-21tr19:32:091
32222995514,22cyclictest0-21swapper/122:48:011
32222995514,22cyclictest0-21swapper/122:48:011
3222099553,45cyclictest0-21swapper/020:52:120
289122553,45sleep30-21swapper/321:17:493
248599550,6rtkit-daemon0-21swapper/021:50:403
3222499548,26cyclictest0-21swapper/318:52:073
3222499544,30cyclictest0-21swapper/322:16:483
3222499544,30cyclictest0-21swapper/322:16:483
3222499544,12cyclictest0-21swapper/321:04:183
32224995436,10cyclictest25077-21ssh20:26:533
3222299544,32cyclictest0-21swapper/123:07:401
3222299543,34cyclictest0-21swapper/118:47:081
3222299543,34cyclictest0-21swapper/118:47:081
3222299543,12cyclictest0-21swapper/123:41:091
32222995422,15cyclictest0-21swapper/123:27:151
32222995422,15cyclictest0-21swapper/123:27:151
32222995413,24cyclictest0-21swapper/123:48:291
3222099547,40cyclictest0-21swapper/023:27:210
3222099547,40cyclictest0-21swapper/023:27:210
3222099544,45cyclictest0-21swapper/022:33:360
3222099544,43cyclictest0-21swapper/022:57:040
3222099544,42cyclictest0-21swapper/022:37:020
32220995433,10cyclictest0-21swapper/021:09:330
3222099543,46cyclictest0-21swapper/020:57:560
32220995426,12cyclictest0-21swapper/021:29:560
32220995426,12cyclictest0-21swapper/021:29:560
248599540,7rtkit-daemon0-21swapper/018:37:253
248599540,4rtkit-daemon2484-21rtkit-daemon19:26:243
135152543,7sleep013525-21python18:52:260
134752542,7sleep013611-21cstates20:02:080
3222499534,29cyclictest0-21swapper/323:42:023
3222499534,28cyclictest5859-21kworker/u8:219:46:543
3222499534,24cyclictest0-21swapper/321:27:003
3222499534,24cyclictest0-21swapper/321:27:003
32224995333,13cyclictest0-21swapper/322:17:033
3222499533,14cyclictest0-21swapper/323:25:443
32224995321,13cyclictest0-21swapper/322:52:213
32224995317,21cyclictest25869-21fschecks_count20:27:103
3222299535,27cyclictest0-21swapper/123:51:481
32222995336,10cyclictest24411-21gltestperf21:12:091
32222995335,11cyclictest4534-21gltestperf19:42:141
3222299533,10cyclictest18640-21sed21:02:261
32222995320,14cyclictest0-21swapper/123:23:491
32222995320,12cyclictest0-21swapper/123:00:071
3222099533,44cyclictest0-21swapper/022:29:280
3222099533,44cyclictest0-21swapper/019:03:240
248599530,6rtkit-daemon0-21swapper/022:34:393
5852522,9sleep00-21swapper/019:33:010
5852522,9sleep00-21swapper/019:33:010
3222499524,42cyclictest0-21swapper/321:07:093
3222499524,29cyclictest0-21swapper/319:47:253
3222499524,29cyclictest0-21swapper/319:17:083
3222499524,28cyclictest0-21swapper/320:02:243
3222499524,28cyclictest0-21swapper/319:12:233
32224995221,12cyclictest0-21swapper/319:07:073
32224995219,14cyclictest0-21swapper/323:32:103
32224995213,32cyclictest1419-21runrttasks19:53:113
3222299525,28cyclictest0-21swapper/120:22:141
3222299524,29cyclictest0-21swapper/119:12:231
3222299524,28cyclictest0-21swapper/119:52:161
3222299523,9cyclictest0-21swapper/119:37:161
3222299523,43cyclictest0-21swapper/118:45:441
3222299523,43cyclictest0-21swapper/118:45:441
3222299523,33cyclictest0-21swapper/120:14:531
3222299523,33cyclictest0-21swapper/120:14:531
3222299523,23cyclictest22570-21munin-run20:21:531
3222299523,23cyclictest22570-21munin-run20:21:531
3222299523,13cyclictest0-21swapper/121:53:341
32220995236,11cyclictest0-21swapper/021:17:100
32220995236,11cyclictest0-21swapper/019:27:080
32220995235,11cyclictest1419-21runrttasks19:52:050
297982522,44sleep00-21swapper/022:08:460
19162522,43sleep30-21swapper/318:28:303
3222499515,27cyclictest0-21swapper/318:57:313
3222499514,28cyclictest0-21swapper/322:47:063
3222499514,28cyclictest0-21swapper/322:47:063
3222499514,28cyclictest0-21swapper/320:37:063
3222499514,28cyclictest0-21swapper/319:31:553
3222499514,27cyclictest0-21swapper/323:37:343
32224995132,13cyclictest0-21swapper/323:12:223
3222499513,9cyclictest28695-21sed22:07:123
32224995122,11cyclictest0-21swapper/319:32:063
32224995122,11cyclictest0-21swapper/319:32:063
3222299514,10cyclictest28903-21aten2.4-expect19:27:071
32222995132,11cyclictest13130-21kernelversion18:52:191
306452516,38sleep130830-21munin-node18:22:131
248599510,6rtkit-daemon121850irq/46-eth021:37:113
247622512,9sleep00-21swapper/020:24:250
127792512,9sleep30-21swapper/319:59:083
91582502,10sleep00-21swapper/018:43:070
91582502,10sleep00-21swapper/018:43:070
3222499504,28cyclictest0-21swapper/322:28:153
3222499504,27cyclictest0-21swapper/321:53:213
32224995020,13cyclictest0-21swapper/320:17:113
32224995020,13cyclictest0-21swapper/320:17:113
32222995033,11cyclictest18626-21head19:02:301
32220995035,11cyclictest0-21swapper/023:45:220
44542492,9sleep00-21swapper/018:33:560
3222499495,37cyclictest0-21swapper/318:47:083
3222499495,37cyclictest0-21swapper/318:47:083
3222499494,26cyclictest0-21swapper/323:51:213
32224994931,11cyclictest18631-21unixbench_singl19:02:303
32220994934,11cyclictest0-21swapper/019:37:280
3222099493,11cyclictest0-21swapper/023:32:020
198772492,39sleep30-21swapper/320:13:153
198772492,39sleep30-21swapper/320:13:153
174942492,41sleep00-21swapper/020:08:160
32224994816,16cyclictest0-21swapper/318:32:573
319972484,6sleep00-21swapper/018:24:290
257482480,6sleep125750-21unixbench_multi19:17:291
57022472,9sleep00-21swapper/019:45:110
3222099474,35cyclictest0-21swapper/018:37:070
165012472,38sleep00-21swapper/019:00:240
32224994630,10cyclictest1960-21fschecks_time19:37:133
32222994615,9cyclictest1287-21snmpd18:37:581
3222099466,25cyclictest0-21swapper/019:12:060
211802462,38sleep00-21swapper/019:09:070
116762462,9sleep00-21swapper/018:49:480
116762462,9sleep00-21swapper/018:49:480
81652452,9sleep00-21swapper/019:51:110
20652442,36sleep00-21swapper/018:30:210
3222099434,34cyclictest0-21swapper/020:17:150
3222099434,34cyclictest0-21swapper/020:17:150
3222499394,15cyclictest0-21swapper/318:26:583
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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