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2026-02-18 - 14:21
[ 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 #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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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
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rack3slot6s.osadl.org (updated Wed Feb 18, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1902211595,15sleep00-21swapper/007:08:160
1848211495,14sleep30-21swapper/307:07:353
1604221140,1sleep10-21swapper/109:00:261
1757211393,15sleep20-21swapper/207:06:262
1913210897,6sleep10-21swapper/107:08:251
75782790,0sleep20-21swapper/211:15:542
206599360,18cyclictest0-21swapper/307:15:143
206499260,24cyclictest0-21swapper/210:50:112
111352250,1sleep20-21swapper/208:50:122
206299220,2cyclictest0-21swapper/009:35:110
206299220,20cyclictest0-21swapper/009:05:110
206399211,2cyclictest0-21swapper/107:15:141
206399210,2cyclictest0-21swapper/108:05:111
206399210,19cyclictest0-21swapper/111:30:121
206299210,19cyclictest0-21swapper/009:10:130
2065992017,2cyclictest17657-21kworker/u8:210:29:053
206299200,18cyclictest0-21swapper/011:35:090
124572200,0sleep20-21swapper/211:56:072
2065991916,2cyclictest22743-21kworker/u8:108:29:033
2065991815,2cyclictest5659-21kworker/u8:011:17:053
2065991815,2cyclictest27393-21kworker/u8:012:21:053
2065991815,2cyclictest14723-21kworker/u8:110:52:053
267522170,0sleep20-21swapper/211:36:542
2065991714,2cyclictest7914-21kworker/u8:112:30:053
2065991714,2cyclictest7914-21kworker/u8:111:59:053
2065991714,2cyclictest515-21kworker/u8:209:43:043
2065991714,2cyclictest19245-21kworker/u8:109:48:053
2065991714,2cyclictest19245-21kworker/u8:109:48:043
2065991714,2cyclictest14723-21kworker/u8:111:32:053
206499170,2cyclictest0-21swapper/208:10:122
2062991714,2cyclictest26371-21kworker/u8:209:59:050
2065991613,2cyclictest8720-21kworker/u8:108:46:053
2065991613,2cyclictest32558-21kworker/u8:211:12:043
2065991613,2cyclictest26894-21kworker/u8:008:22:053
2065991613,2cyclictest24121-21kworker/u8:011:08:053
2065991613,2cyclictest22743-21kworker/u8:108:33:053
2065991613,2cyclictest17657-21kworker/u8:210:57:033
2065991613,2cyclictest12311-21kworker/u8:211:43:053
2065991613,2cyclictest12149-21kworker/u8:110:21:043
2065991613,2cyclictest10618-21kworker/u8:007:49:043
206599161,13cyclictest24346-21updatedb.mlocat08:01:283
206499162,12cyclictest19642-21aten2.4-expect10:55:122
206399161,13cyclictest9265-21perl08:45:171
2063991611,3cyclictest0-21swapper/108:30:181
2062991613,2cyclictest12149-21kworker/u8:110:13:040
28602151,3sleep30-21swapper/307:10:143
206599151,3cyclictest21530-21ssh12:05:563
2065991512,2cyclictest7914-21kworker/u8:112:19:053
2065991512,2cyclictest6429-21kworker/u8:107:27:053
2065991512,2cyclictest6043-21kworker/u8:008:37:043
2065991512,2cyclictest4815-21kworker/u8:212:36:043
2065991512,2cyclictest26129-21kworker/u8:009:36:053
2065991512,2cyclictest26129-21kworker/u8:009:28:043
2065991512,2cyclictest26129-21kworker/u8:009:22:053
2065991512,2cyclictest22743-21kworker/u8:108:07:053
2065991512,2cyclictest1946-21kworker/u8:208:44:053
2065991512,2cyclictest19245-21kworker/u8:110:03:053
2065991512,2cyclictest17657-21kworker/u8:210:37:053
2065991512,2cyclictest12915-21kworker/u8:209:01:043
2065991510,3cyclictest949-21ssh11:45:043
2065991510,3cyclictest10606-21cpu11:20:123
2065991510,3cyclictest0-21swapper/310:18:233
206599150,13cyclictest0-21swapper/308:15:183
206499152,7cyclictest5410-21ssh12:25:012
2064991510,3cyclictest0-21swapper/211:10:502
2064991510,3cyclictest0-21swapper/209:55:012
2064991510,3cyclictest0-21swapper/209:55:012
206499150,3cyclictest13952-21grep08:55:242
206499150,2cyclictest0-21swapper/210:45:172
206399151,3cyclictest18580-21diskmemload12:10:121
206399151,12cyclictest2149-21ssh11:45:221
206399150,13cyclictest18580-21diskmemload10:30:121
2062991512,2cyclictest26129-21kworker/u8:009:21:050
2062991512,2cyclictest12915-21kworker/u8:209:02:050
206299150,3cyclictest0-21swapper/010:41:220
206299150,2cyclictest0-21swapper/011:30:120
206299150,10cyclictest0-21swapper/010:30:050
91492140,1sleep2301ktimersoftd/208:45:162
266232140,2sleep026634-21ssh11:01:490
2065991411,2cyclictest5142-21kworker/u8:210:07:043
2065991411,2cyclictest26129-21kworker/u8:009:34:053
2065991411,2cyclictest18343-21kworker/u8:212:10:043
2065991411,2cyclictest15495-21kworker/u8:207:22:053
2065991411,2cyclictest10618-21kworker/u8:007:58:053
206599140,12cyclictest27900-21ssh09:54:463
206599140,12cyclictest27900-21ssh09:54:463
206499149,3cyclictest0-21swapper/208:20:182
2064991411,2cyclictest0-21swapper/212:18:482
2064991410,2cyclictest21885-21sh09:47:162
2064991410,2cyclictest21885-21sh09:47:162
2064991410,2cyclictest14847-21ssh09:40:122
206499140,13cyclictest0-21swapper/210:02:482
206499140,12cyclictest910-21ssh11:45:002
206499140,12cyclictest0-21swapper/210:34:162
206499140,12cyclictest0-21swapper/210:20:502
206499140,12cyclictest0-21swapper/210:12:222
206499140,12cyclictest0-21swapper/209:12:582
2063991410,2cyclictest32535-21apt-get09:25:071
206399140,3cyclictest10934-21if_eth010:45:161
206399140,12cyclictest29508-21munin-node1
206399140,12cyclictest0-21swapper/107:45:261
206299142,7cyclictest0-21swapper/010:50:000
206299142,7cyclictest0-21swapper/009:55:010
206299142,7cyclictest0-21swapper/009:55:000
2062991411,2cyclictest32205-21kworker/u8:010:17:050
2062991411,2cyclictest17693-21kworker/u8:012:38:050
2062991411,2cyclictest17657-21kworker/u8:210:38:040
2062991411,2cyclictest12311-21kworker/u8:211:51:030
2062991411,2cyclictest12149-21kworker/u8:110:22:050
2062991411,2cyclictest10747-21apt-get08:50:110
2062991411,2cyclictest10618-21kworker/u8:008:00:050
206299140,2cyclictest0-21swapper/008:10:120
206299140,12cyclictest0-21swapper/011:40:230
206299140,12cyclictest0-21swapper/010:59:320
206299140,12cyclictest0-21swapper/008:15:170
222402130,2sleep00-21swapper/012:07:080
206599138,3cyclictest27212-21ssh11:02:473
206599132,6cyclictest0-21swapper/308:54:593
206599131,7cyclictest0-21swapper/307:55:003
2065991310,2cyclictest4815-21kworker/u8:212:25:043
2065991310,2cyclictest22743-21kworker/u8:108:11:053
2065991310,2cyclictest14723-21kworker/u8:111:25:053
2065991310,2cyclictest12281-21ssh10:46:123
2065991310,2cyclictest0-21swapper/311:53:263
2065991310,2cyclictest0-21swapper/311:35:323
2065991310,2cyclictest0-21swapper/310:30:413
2065991310,2cyclictest0-21swapper/309:10:133
206599130,9cyclictest0-21swapper/312:02:043
206599130,9cyclictest0-21swapper/309:06:053
206599130,2cyclictest0-21swapper/310:12:063
206599130,2cyclictest0-21swapper/309:58:043
206599130,2cyclictest0-21swapper/309:17:033
206499133,6cyclictest0-21swapper/208:05:232
2064991310,2cyclictest0-21swapper/212:38:552
2064991310,2cyclictest0-21swapper/212:31:392
2064991310,2cyclictest0-21swapper/212:28:382
2064991310,2cyclictest0-21swapper/212:13:152
2064991310,2cyclictest0-21swapper/212:00:572
2064991310,2cyclictest0-21swapper/211:25:272
2064991310,2cyclictest0-21swapper/210:40:142
2064991310,2cyclictest0-21swapper/210:39:202
2064991310,2cyclictest0-21swapper/210:25:452
2064991310,2cyclictest0-21swapper/210:07:162
2064991310,2cyclictest0-21swapper/209:35:512
2064991310,2cyclictest0-21swapper/209:22:382
2064991310,2cyclictest0-21swapper/209:18:472
206499130,3cyclictest24234-21pidof08:01:182
206499130,2cyclictest0-21swapper/211:24:552
206499130,2cyclictest0-21swapper/209:55:572
206499130,2cyclictest0-21swapper/209:31:282
206499130,2cyclictest0-21swapper/209:25:182
206499130,2cyclictest0-21swapper/208:30:102
206499130,12cyclictest0-21swapper/211:53:482
206499130,11cyclictest0-21swapper/211:03:562
206399139,3cyclictest0-21swapper/111:01:291
206399139,2cyclictest0-21swapper/111:11:581
206399139,2cyclictest0-21swapper/107:30:221
206399138,3cyclictest24498-21ntp_states09:15:181
206399138,3cyclictest23796-21basename09:50:121
206399138,3cyclictest23796-21basename09:50:111
206399131,2cyclictest18580-21diskmemload11:58:311
2063991310,2cyclictest0-21swapper/111:20:251
2063991310,2cyclictest0-21swapper/111:15:091
2063991310,2cyclictest0-21swapper/109:49:201
2063991310,2cyclictest0-21swapper/109:49:201
206399130,2cyclictest0-21swapper/110:08:221
206399130,11cyclictest0-21swapper/110:54:021
206399130,11cyclictest0-21swapper/108:01:171
206299138,3cyclictest28928-21ssh12:15:110
206299134,3cyclictest17273-21sh12:01:300
206299132,8cyclictest2061-21cyclictest08:35:240
2062991310,2cyclictest7914-21kworker/u8:112:20:050
2062991310,2cyclictest4815-21kworker/u8:212:34:050
2062991310,2cyclictest12311-21kworker/u8:211:27:030
206299130,12cyclictest0-21swapper/008:05:050
206299130,12cyclictest0-21swapper/007:55:240
206299130,11cyclictest0-21swapper/012:13:530
206599129,2cyclictest0-21swapper/307:35:153
206599120,11cyclictest0-21swapper/310:42:563
206499129,2cyclictest0-21swapper/208:35:132
206499129,2cyclictest0-21swapper/207:25:242
206499122,5cyclictest0-21swapper/207:20:002
206499120,2cyclictest0-21swapper/212:05:302
206499120,2cyclictest0-21swapper/211:06:012
206499120,2cyclictest0-21swapper/207:30:142
206499120,11cyclictest0-21swapper/211:40:062
206499120,11cyclictest0-21swapper/211:30:322
206499120,11cyclictest0-21swapper/210:15:022
206499120,11cyclictest0-21swapper/208:40:242
206499120,11cyclictest0-21swapper/207:35:122
206399129,2cyclictest0-21swapper/112:35:261
206399129,2cyclictest0-21swapper/112:30:591
206399129,2cyclictest0-21swapper/112:16:081
206399129,2cyclictest0-21swapper/112:06:201
206399129,2cyclictest0-21swapper/111:05:211
206399129,2cyclictest0-21swapper/110:21:191
206399129,2cyclictest0-21swapper/110:12:571
206399129,2cyclictest0-21swapper/109:20:311
206399129,2cyclictest0-21swapper/107:35:171
206399121,9cyclictest0-21swapper/107:40:251
206399121,3cyclictest0-21swapper/112:00:141
206399121,3cyclictest0-21swapper/111:35:111
206399121,3cyclictest0-21swapper/109:55:121
206399120,2cyclictest0-21swapper/112:25:511
206399120,2cyclictest0-21swapper/110:15:231
206399120,2cyclictest0-21swapper/109:35:401
206399120,2cyclictest0-21swapper/108:20:221
206399120,11cyclictest0-21swapper/112:23:491
206399120,11cyclictest0-21swapper/111:52:481
206399120,11cyclictest0-21swapper/111:25:401
206399120,11cyclictest0-21swapper/110:59:271
206399120,11cyclictest0-21swapper/110:44:021
206399120,11cyclictest0-21swapper/110:35:391
206399120,11cyclictest0-21swapper/110:25:191
206399120,11cyclictest0-21swapper/110:01:011
206399120,11cyclictest0-21swapper/109:40:191
206399120,11cyclictest0-21swapper/109:10:201
206399120,11cyclictest0-21swapper/108:35:261
206299129,2cyclictest515-21kworker/u8:209:45:040
206299129,2cyclictest515-21kworker/u8:209:45:040
206299129,2cyclictest12915-21kworker/u8:209:15:050
206299129,2cyclictest12311-21kworker/u8:211:22:050
206299129,2cyclictest10618-21kworker/u8:007:35:050
206299127,3cyclictest604-21aten2.4-expect08:25:130
206299122,6cyclictest1632-21ssh09:25:230
206299122,6cyclictest0-21swapper/007:43:000
206299120,2cyclictest0-21swapper/011:05:240
206299120,2cyclictest0-21swapper/010:09:260
206299120,2cyclictest0-21swapper/009:44:050
206299120,2cyclictest0-21swapper/008:40:160
206299120,11cyclictest0-21swapper/008:45:190
206299120,10cyclictest18580-21diskmemload09:31:450
206599110,10cyclictest0-21swapper/307:40:053
206499118,2cyclictest0-21swapper/207:57:592
206499118,2cyclictest0-21swapper/207:10:092
206499112,6cyclictest0-21swapper/208:17:582
206499111,5cyclictest0-21swapper/207:50:002
206499110,1cyclictest0-21swapper/207:20:252
206399118,2cyclictest0-21swapper/108:55:171
206399117,2cyclictest0-21swapper/108:25:141
206399111,8cyclictest6591-21apt-get08:40:081
206399111,8cyclictest28912-21apt-get08:15:121
206399111,8cyclictest0-21swapper/108:10:191
206399111,5cyclictest0-21swapper/108:49:591
206399111,2cyclictest2277-21munin-node1
206399111,2cyclictest0-21swapper/109:05:121
206399110,9cyclictest0-21swapper/107:55:141
206399110,9cyclictest0-21swapper/107:20:251
206399110,2cyclictest0-21swapper/109:30:591
206299118,2cyclictest26894-21kworker/u8:008:21:040
206299118,2cyclictest19245-21kworker/u8:110:02:050
206299118,2cyclictest15495-21kworker/u8:207:16:040
206299118,2cyclictest0-21swapper/007:30:240
206299116,3cyclictest18580-21diskmemload10:45:140
206299111,8cyclictest3728-21timerandwakeup08:30:230
206299110,9cyclictest0-21swapper/010:25:360
206299110,6cyclictest0-21swapper/007:29:590
206299110,2cyclictest0-21swapper/012:28:520
206299110,2cyclictest0-21swapper/007:50:180
206299110,1cyclictest0-21swapper/011:55:400
206299110,1cyclictest0-21swapper/011:15:260
138702110,2sleep30-21swapper/308:55:243
206399106,2cyclictest0-21swapper/107:50:111
206399101,2cyclictest8514-21munin-node1
206299107,2cyclictest32470-21kworker/u8:007:10:050
206299105,3cyclictest7258-21missed_timers07:20:160
206299105,3cyclictest2543-21grep11:10:250
206299105,3cyclictest1706-21modprobe11:45:160
206299102,5cyclictest0-21swapper/007:48:020
206299100,2cyclictest0-21swapper/008:55:140
20659990,2cyclictest0-21swapper/307:30:053
20649994,3cyclictest15275-21modprobe07:40:152
20649993,4cyclictest17089-21grep09:05:132
20649992,5cyclictest0-21swapper/209:00:242
20649991,6cyclictest0-21swapper/208:25:232
20649990,2cyclictest0-21swapper/207:52:572
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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