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2026-01-16 - 18:39
[ 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 Fri Jan 16, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30972211696,15sleep10-21swapper/107:07:041
31009211394,14sleep30-21swapper/307:07:353
30971210888,15sleep00-21swapper/007:07:030
30911210587,12sleep20-21swapper/207:06:182
91572800,1sleep2301ktimersoftd/211:25:122
296672760,0sleep00-21swapper/012:23:270
90002740,0sleep00-21swapper/012:00:190
52652730,1sleep10-21swapper/108:45:121
266032710,1sleep026606-21processes08:15:210
156452700,1sleep00-21swapper/009:45:150
240782690,0sleep00-21swapper/009:55:000
84052310,1sleep30-21swapper/309:36:393
3122799240,2cyclictest0-21swapper/107:30:141
3122799221,3cyclictest328750irq/24-eth111:50:101
31226992218,2cyclictest0-21swapper/011:00:120
3122999211,2cyclictest23731-21ssh11:05:103
3122799211,2cyclictest0-21swapper/111:05:091
3122699210,19cyclictest0-21swapper/010:45:120
303152210,0sleep20-21swapper/209:25:192
3122999200,2cyclictest0-21swapper/311:50:093
3122999200,2cyclictest0-21swapper/307:55:103
148202200,1sleep314823-21date10:20:013
152042190,1sleep10-21swapper/110:55:141
3122799180,16cyclictest0-21swapper/110:50:101
48542170,1sleep20-21swapper/211:20:042
31228991714,2cyclictest26715-21kworker/u8:010:00:042
31228991714,2cyclictest16952-21kworker/u8:209:52:042
31229991613,2cyclictest31225-21cyclictest12:15:103
31228991613,2cyclictest954-21kworker/u8:210:45:052
31228991613,2cyclictest7385-21kworker/u8:107:32:052
31228991613,2cyclictest30979-21kworker/u8:112:01:052
31228991613,2cyclictest28341-21kworker/u8:110:53:032
31228991613,2cyclictest10034-21kworker/u8:010:56:052
31228991612,2cyclictest5948-21iostat_ios08:45:162
3122699163,2cyclictest0-21swapper/010:20:230
3122999151,3cyclictest1519-21df08:35:123
3122999151,2cyclictest25380-21ssh11:43:303
31229991512,2cyclictest15279-21diskmemload11:03:303
31229991510,3cyclictest6675-21snmpd10:28:033
3122999150,14cyclictest0-21swapper/312:21:313
3122999150,13cyclictest0-21swapper/309:25:573
31228991512,2cyclictest19285-21kworker/u8:108:08:052
31228991512,2cyclictest15660-21kworker/u8:109:13:052
31228991512,2cyclictest10686-21kworker/u8:211:48:052
3122899151,12cyclictest14737-21ssh12:06:282
31228991511,2cyclictest0-21swapper/208:55:262
3122799151,12cyclictest7458-21runrttasks12:11:011
3122799151,12cyclictest0-21swapper/112:39:481
31227991510,3cyclictest0-21swapper/112:25:591
3122699152,11cyclictest101ktimersoftd/011:43:240
31226991512,2cyclictest101ktimersoftd/012:16:340
31226991512,2cyclictest0-21swapper/010:40:230
3122699151,13cyclictest0-21swapper/009:28:230
3122699150,13cyclictest0-21swapper/009:19:530
3122999149,3cyclictest3230-21sh11:17:423
3122999147,5cyclictest7427-21metacity07:54:593
3122999141,2cyclictest15312-21aten2.4-expect09:45:123
31229991411,2cyclictest0-21swapper/312:34:413
31229991411,2cyclictest0-21swapper/311:56:113
31229991411,2cyclictest0-21swapper/310:34:213
31229991410,2cyclictest0-21swapper/311:30:123
3122999140,2cyclictest0-21swapper/309:51:003
3122999140,13cyclictest0-21swapper/311:48:013
3122999140,13cyclictest0-21swapper/309:56:513
3122999140,12cyclictest0-21swapper/310:50:123
31228991411,2cyclictest7385-21kworker/u8:107:37:042
31228991411,2cyclictest7115-21kworker/u8:008:51:042
31228991411,2cyclictest3115-21kworker/u8:007:40:052
31228991411,2cyclictest30908-21kworker/u8:212:36:052
31228991411,2cyclictest28341-21kworker/u8:110:36:052
31228991411,2cyclictest26776-21kworker/u8:009:48:052
31228991411,2cyclictest26776-21kworker/u8:009:43:052
31228991411,2cyclictest25982-21kworker/u8:011:54:042
31228991411,2cyclictest25608-21kworker/u8:008:20:052
31228991411,2cyclictest25608-21kworker/u8:008:16:052
31228991411,2cyclictest25089-21kworker/u8:207:28:052
31228991411,2cyclictest21727-21kworker/u8:110:05:042
31228991411,2cyclictest19439-21kworker/u8:311:41:042
31228991411,2cyclictest17427-21kworker/u8:211:05:042
31228991411,2cyclictest17427-21kworker/u8:211:01:042
31228991411,2cyclictest13140-21kworker/u8:207:58:052
31228991411,2cyclictest12601-21kworker/u8:012:28:052
31228991410,2cyclictest14052-21ssh11:30:242
31228991410,2cyclictest0-21swapper/209:56:462
3122899140,2cyclictest21556-21timerandwakeup09:15:242
3122899140,12cyclictest11062-21ssh10:15:142
3122899140,12cyclictest0-21swapper/212:20:192
3122799141,7cyclictest0-21swapper/109:00:001
3122799141,2cyclictest15364-21copy09:10:031
31227991411,2cyclictest15279-21diskmemload10:31:181
31227991411,2cyclictest0-21swapper/111:48:491
31227991411,2cyclictest0-21swapper/110:07:181
3122799141,11cyclictest0-21swapper/112:20:191
3122799141,11cyclictest0-21swapper/111:42:491
3122799140,12cyclictest0-21swapper/111:32:321
3122799140,12cyclictest0-21swapper/109:25:121
3122699149,3cyclictest24339-21sh09:55:100
3122699148,4cyclictest0-21swapper/011:55:150
3122699142,6cyclictest0-21swapper/011:05:000
31226991412,1cyclictest101ktimersoftd/010:17:200
31226991411,2cyclictest101ktimersoftd/012:39:230
31226991411,2cyclictest101ktimersoftd/011:20:340
31226991411,2cyclictest101ktimersoftd/010:37:080
3122699141,11cyclictest32708-21chrt12:25:560
3122699141,11cyclictest29649-21apt-get08:25:090
31226991410,2cyclictest0-21swapper/010:30:160
3122699140,3cyclictest5186-21aten2.4-expect07:25:090
3122699140,2cyclictest0-21swapper/010:00:540
3122699140,13cyclictest0-21swapper/010:50:240
38622130,3sleep121-21rcuc/112:30:171
3122999131,10cyclictest8057-21ssh10:46:593
31229991310,2cyclictest0-21swapper/312:35:143
31229991310,2cyclictest0-21swapper/312:29:343
31229991310,2cyclictest0-21swapper/312:10:373
31229991310,2cyclictest0-21swapper/312:02:553
31229991310,2cyclictest0-21swapper/311:22:223
31229991310,2cyclictest0-21swapper/310:57:313
31229991310,2cyclictest0-21swapper/310:06:133
31229991310,2cyclictest0-21swapper/309:41:143
31229991310,2cyclictest0-21swapper/309:20:083
31229991310,2cyclictest0-21swapper/309:15:013
3122999130,2cyclictest0-21swapper/310:23:433
3122999130,2cyclictest0-21swapper/310:10:453
3122999130,12cyclictest0-21swapper/312:05:403
3122999130,12cyclictest0-21swapper/311:35:473
3122999130,12cyclictest0-21swapper/311:26:043
3122999130,12cyclictest0-21swapper/310:37:333
3122999130,12cyclictest0-21swapper/309:10:173
3122999130,11cyclictest15279-21diskmemload10:00:073
31228991310,2cyclictest613-21kworker/u8:107:18:052
31228991310,2cyclictest5087-21kworker/u8:212:18:042
31228991310,2cyclictest21727-21kworker/u8:110:11:052
31228991310,2cyclictest16255-21kworker/u8:111:36:052
31228991310,2cyclictest13140-21kworker/u8:207:50:052
31228991310,2cyclictest13140-21kworker/u8:207:49:042
31228991310,2cyclictest13086-21kworker/u8:009:05:042
31228991310,2cyclictest0-21swapper/212:10:162
31228991310,2cyclictest0-21swapper/208:25:152
3122899130,2cyclictest17019-21ssh10:21:182
3122899130,2cyclictest0-21swapper/210:30:232
3122899130,12cyclictest0-21swapper/210:25:132
3122799138,3cyclictest0-21swapper/110:25:281
3122799138,3cyclictest0-21swapper/109:40:241
3122799138,3cyclictest0-21swapper/107:55:151
3122799131,9cyclictest15279-21diskmemload12:05:061
31227991310,2cyclictest0-21swapper/111:19:431
31227991310,2cyclictest0-21swapper/111:10:251
31227991310,2cyclictest0-21swapper/110:40:161
31227991310,2cyclictest0-21swapper/110:13:181
3122799130,2cyclictest15279-21diskmemload09:50:371
3122799130,2cyclictest0-21swapper/112:16:261
3122799130,2cyclictest0-21swapper/109:37:581
3122799130,2cyclictest0-21swapper/108:00:111
3122799130,12cyclictest0-21swapper/112:02:071
3122799130,12cyclictest0-21swapper/110:39:181
3122799130,12cyclictest0-21swapper/109:00:251
3122799130,11cyclictest15279-21diskmemload10:21:161
3122799130,11cyclictest0-21swapper/110:00:191
3122799130,11cyclictest0-21swapper/109:32:401
3122699131,2cyclictest101ktimersoftd/011:18:260
3122699131,10cyclictest0-21swapper/011:51:150
31226991310,2cyclictest101ktimersoftd/012:10:480
31226991310,2cyclictest101ktimersoftd/009:22:210
31226991310,2cyclictest0-21swapper/010:25:040
31226991310,2cyclictest0-21swapper/009:44:190
31226991310,2cyclictest0-21swapper/009:36:540
31226991310,2cyclictest0-21swapper/008:00:230
3122699130,3cyclictest0-21swapper/010:57:110
3122699130,2cyclictest0-21swapper/011:26:240
3122699130,2cyclictest0-21swapper/007:10:110
3122699130,2cyclictest0-21swapper/007:10:100
3122699130,12cyclictest0-21swapper/010:11:540
3122699130,12cyclictest0-21swapper/010:05:430
3122699130,12cyclictest0-21swapper/009:05:130
3122699130,11cyclictest0-21swapper/011:11:160
3122699130,11cyclictest0-21swapper/009:11:420
280152130,2sleep10-21swapper/109:23:281
48432120,2sleep10-21swapper/111:20:041
3122999122,7cyclictest0-21swapper/308:52:593
3122999122,7cyclictest0-21swapper/308:04:593
3122999120,2cyclictest0-21swapper/311:10:253
3122999120,2cyclictest0-21swapper/308:20:153
3122999120,11cyclictest11162-21copy07:40:033
3122999120,11cyclictest0-21swapper/310:42:163
3122999120,11cyclictest0-21swapper/309:31:043
3122999120,11cyclictest0-21swapper/309:00:143
3122999120,11cyclictest0-21swapper/308:40:143
3122899129,2cyclictest31734-21kworker/u8:008:31:052
3122899129,2cyclictest15279-21diskmemload09:31:562
3122899129,2cyclictest0-21swapper/211:15:192
3122899129,2cyclictest0-21swapper/210:40:102
3122899129,2cyclictest0-21swapper/209:00:132
3122899129,2cyclictest0-21swapper/208:35:162
3122899122,7cyclictest0-21swapper/208:12:582
3122899120,11cyclictest0-21swapper/212:33:402
3122899120,11cyclictest0-21swapper/211:55:132
3122899120,11cyclictest0-21swapper/211:13:312
3122899120,11cyclictest0-21swapper/209:35:402
3122799129,2cyclictest0-21swapper/111:25:141
3122799129,2cyclictest0-21swapper/110:45:421
3122799129,2cyclictest0-21swapper/108:35:231
3122799129,2cyclictest0-21swapper/107:20:221
3122799129,2cyclictest0-21swapper/107:15:581
3122799128,2cyclictest0-21swapper/108:10:051
3122799127,3cyclictest28414-21memory08:20:161
3122799127,3cyclictest13580-21stty07:45:101
3122799122,7cyclictest0-21swapper/108:53:581
3122799121,9cyclictest0-21swapper/108:15:181
3122799120,2cyclictest0-21swapper/111:55:201
3122799120,2cyclictest0-21swapper/111:35:421
3122799120,1cyclictest0-21swapper/108:30:171
3122799120,11cyclictest0-21swapper/111:00:081
3122799120,11cyclictest0-21swapper/110:15:151
3122799120,11cyclictest0-21swapper/109:55:171
3122799120,11cyclictest0-21swapper/109:45:111
3122799120,11cyclictest0-21swapper/109:15:151
3122699129,2cyclictest0-21swapper/011:45:200
3122699129,2cyclictest0-21swapper/011:30:130
3122699129,2cyclictest0-21swapper/009:30:110
3122699122,6cyclictest0-21swapper/008:55:250
3122699122,6cyclictest0-21swapper/008:44:590
3122699121,2cyclictest101ktimersoftd/011:36:020
3122699121,2cyclictest101ktimersoftd/007:40:180
3122699120,2cyclictest101ktimersoftd/008:10:170
3122699120,11cyclictest101ktimersoftd/007:50:120
3122699120,11cyclictest0-21swapper/012:30:150
3122699120,11cyclictest0-21swapper/012:08:140
3122699120,11cyclictest0-21swapper/007:45:250
3122999113,6cyclictest0-21swapper/307:32:263
3122999112,6cyclictest0-21swapper/308:49:013
3122999110,10cyclictest0-21swapper/307:37:273
3122899118,2cyclictest21597-21kworker/u8:208:41:052
3122899112,7cyclictest0-21swapper/208:03:582
3122899110,2cyclictest0-21swapper/209:20:352
3122799117,2cyclictest0-21swapper/107:50:141
3122799117,2cyclictest0-21swapper/107:40:151
3122799113,6cyclictest0-21swapper/107:37:261
3122799112,7cyclictest0-21swapper/108:05:011
3122799111,3cyclictest0-21swapper/109:05:171
3122799110,9cyclictest29949-21tr08:25:111
3122799110,3cyclictest0-21swapper/107:25:221
3122699118,2cyclictest0-21swapper/008:20:130
3122699118,2cyclictest0-21swapper/007:20:130
3122699113,6cyclictest0-21swapper/007:17:240
3122699110,6cyclictest0-21swapper/008:35:000
3122699110,2cyclictest0-21swapper/007:55:140
3122999102,6cyclictest0-21swapper/308:10:223
3122999102,5cyclictest0-21swapper/308:18:023
3122999101,6cyclictest0-21swapper/307:26:593
3122999101,6cyclictest0-21swapper/307:10:223
3122999101,6cyclictest0-21swapper/307:10:213
3122999100,9cyclictest0-21swapper/307:46:563
3122999100,7cyclictest0-21swapper/308:09:593
3122999100,6cyclictest0-21swapper/307:20:213
3122799105,3cyclictest3243-21apt-get08:40:111
3122799105,3cyclictest314372sleep107:10:101
3122799105,3cyclictest314372sleep107:10:091
3122699102,6cyclictest0-21swapper/008:47:410
3122699102,6cyclictest0-21swapper/008:37:390
312299996,2cyclictest0-21swapper/307:17:583
312299995,3cyclictest0-21swapper/308:30:193
312299994,3cyclictest15290-21http09:10:003
312299994,3cyclictest10341-21ntpq08:55:193
312299990,6cyclictest0-21swapper/308:25:593
312269995,2cyclictest101ktimersoftd/009:00:140
312269995,2cyclictest101ktimersoftd/008:05:120
312269993,4cyclictest8297-21fgrep07:30:270
312269991,6cyclictest0-21swapper/008:50:220
312289983,3cyclictest3294-21tr07:20:112
312289983,3cyclictest31596-21tail07:10:112
312289983,3cyclictest31596-21tail07:10:102
312269985,2cyclictest101ktimersoftd/007:35:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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