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2026-02-27 - 18:01
[ 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 #5, 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 rack5slot3s.osadl.org (updated Fri Feb 27, 2026 12:44:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
28642236162,21sleep10-21swapper/107:08:561
27992234159,24sleep00-21swapper/007:08:060
29062214146,55sleep20-21swapper/207:09:302
28962202166,24sleep30-21swapper/307:09:233
2525421430,4sleep3304699cyclictest11:39:063
130852740,1sleep30-21swapper/309:55:253
153032730,3sleep10-21swapper/108:50:001
71282560,4sleep230-21rcuc/212:10:162
3046995249,2cyclictest0-21swapper/312:38:593
302699394,17cyclictest14690-21munin-run07:35:000
302699384,9cyclictest9013-40dnf09:46:080
302699377,4cyclictest32759-21processes10:40:240
302699351,6cyclictest0-21swapper/010:16:530
302699341,11cyclictest29964-21/usr/sbin/munin11:50:140
303499339,11cyclictest0-21swapper/112:20:221
302699336,12cyclictest16559-21awk11:20:000
302699315,12cyclictest26936-21perf10:30:020
302699281,13cyclictest15949-21perf10:05:000
3026992810,15cyclictest29113-21idleruntime-cro10:35:020
302699274,11cyclictest0-21swapper/008:10:010
303499261,19cyclictest0-21swapper/110:41:511
302699269,15cyclictest13117-21munin-run08:45:010
48902250,8sleep232-21ksoftirqd/208:25:132
3034992515,3cyclictest0-21swapper/110:00:151
303499251,4cyclictest24908-21unixbench_singl11:35:261
303499251,18cyclictest0-21swapper/109:25:171
302699251,23cyclictest1729-21kworker/0:112:03:390
302699251,11cyclictest25408-21kworker/0:208:11:410
302699250,17cyclictest2057-21kworker/0:008:19:430
3034992412,3cyclictest23663-21memory10:20:171
303499241,19cyclictest18453-21ntp_states12:35:191
303499241,17cyclictest0-21swapper/111:17:301
303499240,17cyclictest0-21swapper/111:45:031
302699249,3cyclictest5244-21kworker/0:311:10:140
3026992411,3cyclictest16306-21kworker/0:012:12:550
3026992410,3cyclictest25959-21kworker/0:209:11:280
35802231,3sleep13701-21/usr/sbin/munin07:10:121
303499237,14cyclictest29409-21kworker/u8:111:57:311
303499232,15cyclictest0-21swapper/108:40:491
3034992318,3cyclictest9866-21smartctl12:15:231
3034992316,4cyclictest14232-21fgrep12:25:231
3034992316,4cyclictest14232-21fgrep12:25:231
303499231,3cyclictest0-21swapper/111:53:161
303499231,18cyclictest17766-21needreboot11:20:191
303499231,17cyclictest0-21swapper/108:31:461
303499231,15cyclictest0-21swapper/111:32:011
302699238,3cyclictest15787-21kworker/0:010:08:170
302699237,3cyclictest28846-21kworker/0:010:35:200
302699237,3cyclictest18569-21kworker/0:111:25:170
302699236,4cyclictest10018-21kworker/0:307:24:200
302699231,9cyclictest21883-21kworker/0:109:09:520
302699231,3cyclictest0-21swapper/011:43:020
302699231,11cyclictest9896-21kworker/0:111:06:000
3026992310,3cyclictest16860-21kworker/0:307:40:050
37092221,3sleep13779-21irqstats09:35:171
304699226,6cyclictest0-21swapper/310:06:403
304699223,10cyclictest15998-21irqstats12:30:163
304099221,8cyclictest0-21swapper/209:22:412
303499227,4cyclictest0-21swapper/108:20:181
303499222,11cyclictest6743-21df12:10:121
303499221,3cyclictest0-21swapper/111:10:181
3034992213,3cyclictest0-21swapper/110:09:541
303499221,15cyclictest0-21swapper/108:51:131
303499221,14cyclictest24099-21diskmemload10:38:511
303499221,10cyclictest0-21swapper/109:47:091
303499220,17cyclictest0-21swapper/109:17:101
302699229,3cyclictest12117-21kworker/0:211:20:590
302699228,3cyclictest17316-21kworker/0:108:54:460
302699228,2cyclictest18040-21kworker/0:110:13:090
302699227,4cyclictest5244-21kworker/0:310:51:120
302699227,4cyclictest19589-21kworker/0:009:26:310
302699227,4cyclictest17316-21kworker/0:108:55:100
302699227,3cyclictest23120-21kworker/0:007:55:270
302699227,3cyclictest15091-21kworker/0:308:50:000
302699227,2cyclictest20289-21kworker/0:107:45:570
302699226,4cyclictest23120-21kworker/0:007:50:430
302699224,4cyclictest16875-21kworker/0:212:38:290
302699223,5cyclictest20226-21kworker/0:310:21:300
302699221,5cyclictest23038-21kworker/0:111:38:470
302699221,5cyclictest0-21swapper/009:44:560
302699221,12cyclictest11321-21grep12:20:140
27522220,4sleep3304699cyclictest09:35:013
176562220,4sleep230-21rcuc/212:35:122
304699214,7cyclictest0-21swapper/309:16:343
304699211,11cyclictest0-21swapper/311:13:223
304699211,10cyclictest0-21swapper/308:36:123
3046992110,3cyclictest25296-21diskstats10:25:153
304099212,11cyclictest19706-21awk09:00:002
304099211,6cyclictest0-21swapper/207:25:232
303499219,3cyclictest10001-1kworker/u9:009:57:291
303499214,14cyclictest19607-21cut11:25:171
303499212,15cyclictest0-21swapper/110:53:361
303499212,14cyclictest0-21swapper/108:29:261
303499211,3cyclictest0-21swapper/109:07:191
3034992113,3cyclictest0-21swapper/109:54:551
3034992113,3cyclictest0-21swapper/108:38:291
303499211,2cyclictest26921-21netstat08:00:191
303499211,18cyclictest0-21swapper/108:10:241
303499211,15cyclictest0-21swapper/111:43:371
303499211,15cyclictest0-21swapper/110:18:211
303499211,15cyclictest0-21swapper/109:10:111
303499211,10cyclictest0-21swapper/109:22:051
303499210,18cyclictest15800-21gltestperf12:30:131
303499210,14cyclictest0-21swapper/110:45:171
302699218,2cyclictest4533-21kworker/0:208:27:300
302699216,3cyclictest6456-21kworker/0:308:34:060
302699212,9cyclictest5244-21kworker/0:311:00:380
302699212,9cyclictest26235-21kworker/0:309:16:350
302699212,9cyclictest11306-21kworker/0:209:55:190
302699211,4cyclictest5580-21timerandwakeup12:05:230
302699211,4cyclictest0-21swapper/012:30:120
304699206,6cyclictest0-21swapper/312:06:103
304699206,4cyclictest0-21swapper/311:26:033
304699205,7cyclictest0-21swapper/311:09:243
304699205,2cyclictest88150irq/126-enp1s0-10:30:443
304699204,9cyclictest32456-21memory10:40:193
304699204,7cyclictest5357-21kworker/u8:211:00:173
304699204,6cyclictest0-21swapper/309:46:383
304699203,10cyclictest5357-21kworker/u8:210:58:093
3046992014,3cyclictest13995-21gltestperf08:45:153
304699201,13cyclictest0-21swapper/311:21:493
304699201,12cyclictest0-21swapper/312:02:063
304699201,12cyclictest0-21swapper/311:51:263
304699200,6cyclictest0-21swapper/309:43:123
304099203,9cyclictest27236-21tr10:30:102
304099203,3cyclictest0-21swapper/209:55:162
304099202,15cyclictest8632-21gltestperf11:00:152
304099201,6cyclictest26505-21gltestperf08:00:162
304099201,5cyclictest0-21swapper/209:29:482
304099201,13cyclictest0-21swapper/211:55:252
304099201,10cyclictest0-21swapper/209:13:232
3040992010,2cyclictest30723-21if_enp2s011:50:172
303499209,3cyclictest6090-21cstates10:55:131
303499202,3cyclictest0-21swapper/107:25:461
3034992016,3cyclictest0-21swapper/109:02:471
3034992016,3cyclictest0-21swapper/107:52:081
303499201,18cyclictest0-21swapper/107:35:441
303499201,17cyclictest0-21swapper/110:11:561
303499201,17cyclictest0-21swapper/107:56:281
303499201,17cyclictest0-21swapper/107:16:131
303499201,15cyclictest0-21swapper/111:00:391
303499201,15cyclictest0-21swapper/110:28:401
3034992011,3cyclictest0-21swapper/108:58:541
303499200,4cyclictest0-21swapper/112:05:131
303499200,4cyclictest0-21swapper/110:30:171
302699208,2cyclictest20810-21kworker/0:211:32:470
302699208,2cyclictest19589-21kworker/0:009:54:450
302699207,4cyclictest2994-21kworker/0:110:49:040
302699206,4cyclictest16306-21kworker/0:011:45:490
302699206,3cyclictest19589-21kworker/0:009:22:350
302699206,2cyclictest29651-21kworker/0:311:55:370
302699206,2cyclictest19589-21kworker/0:009:33:490
302699205,4cyclictest16272-21kworker/0:107:19:040
302699205,2cyclictest25408-21kworker/0:208:00:290
302699202,8cyclictest0-21swapper/007:37:230
158712201,3sleep20-21swapper/210:04:242
304699198,3cyclictest3232-21/usr/sbin/munin07:10:243
304699197,3cyclictest10801-21/usr/sbin/munin12:20:163
304699196,3cyclictest0-21swapper/309:23:573
304699195,3cyclictest0-21swapper/311:47:473
304699193,13cyclictest12490-21turbostat07:30:003
304699193,13cyclictest1-21systemd08:30:313
304699191,6cyclictest0-21swapper/310:45:313
304699191,10cyclictest30931-21users10:35:273
304699191,10cyclictest30920-21/usr/sbin/munin09:25:183
304699191,10cyclictest0-21swapper/310:10:213
304699191,10cyclictest0-21swapper/310:01:333
304699190,7cyclictest0-21swapper/312:14:063
304099199,3cyclictest88350irq/128-enp1s0-09:15:142
304099197,5cyclictest30-21rcuc/212:07:392
304099195,2cyclictest88150irq/126-enp1s0-11:50:022
304099191,9cyclictest15307-21munin-run08:50:002
304099191,7cyclictest0-21swapper/211:13:022
304099191,5cyclictest0-21swapper/210:12:402
3040991914,3cyclictest17745-21users10:05:262
304099191,10cyclictest20010-21/usr/sbin/munin11:25:212
303499192,3cyclictest0-21swapper/107:42:531
303499191,2cyclictest0-21swapper/107:31:241
303499191,17cyclictest0-21swapper/111:05:491
303499191,16cyclictest0-21swapper/107:46:031
303499191,16cyclictest0-21swapper/107:20:491
303499191,14cyclictest0-21swapper/109:31:071
303499191,10cyclictest0-21swapper/112:00:241
303499190,14cyclictest0-21swapper/109:41:411
302699198,3cyclictest12578-21kworker/0:212:25:470
302699198,3cyclictest12578-21kworker/0:212:25:470
302699196,2cyclictest15091-21kworker/0:309:03:420
302699196,2cyclictest10018-21kworker/0:307:27:130
302699195,4cyclictest5244-21kworker/0:310:57:480
302699195,3cyclictest8672-21kworker/0:208:38:440
302699194,4cyclictest32192-21kworker/0:108:23:490
302699194,4cyclictest2401-21kworker/0:309:35:450
104182191,2sleep20-21swapper/212:18:122
91022181,2sleep20-21swapper/209:47:142
39372180,3sleep3304699cyclictest10:50:143
304699188,8cyclictest19087-21dump-pmu-power07:45:013
304699186,3cyclictest0-21swapper/312:17:593
304699185,4cyclictest780-21in:imjournal09:05:303
304699185,3cyclictest23080-21kworker/u8:211:43:103
304699184,2cyclictest88150irq/126-enp1s0-10:21:323
304699184,2cyclictest0-21swapper/312:25:103
304699184,2cyclictest0-21swapper/312:25:103
304699181,6cyclictest0-21swapper/311:56:043
3046991813,3cyclictest17403-21chrt08:53:523
3046991812,4cyclictest25915-21users09:10:253
3046991811,4cyclictest20843-21unixbench_multi07:45:263
304699181,11cyclictest0-21swapper/311:30:033
304699181,11cyclictest0-21swapper/309:51:233
304699181,10cyclictest4301-21cat09:35:233
304699181,10cyclictest0-21swapper/310:17:083
304699180,5cyclictest0-21swapper/311:15:443
304099185,4cyclictest3071-21ntp_states12:00:212
304099184,3cyclictest88150irq/126-enp1s0-10:45:172
304099181,7cyclictest18460-21sshd11:21:312
304099181,7cyclictest13587-21gltestperf12:25:162
304099181,7cyclictest13587-21gltestperf12:25:162
304099181,4cyclictest25345-21munin-run11:40:022
304099181,2cyclictest0-21swapper/212:20:202
303499181,16cyclictest0-21swapper/108:15:471
303499181,16cyclictest0-21swapper/108:07:001
262892180,3sleep326293-21fschecks_count08:00:153
252352181,2sleep30-21swapper/307:55:263
49732171,3sleep00-21swapper/007:12:130
304699171,9cyclictest0-21swapper/308:05:183
304699171,7cyclictest21508-21/usr/sbin/munin07:50:123
3046991712,3cyclictest18011-21ls08:55:133
304099175,4cyclictest21810-21cstates07:50:132
304099175,4cyclictest20067-21cpuspeed_turbos09:00:122
304099175,3cyclictest88150irq/126-enp1s0-11:17:562
304099173,6cyclictest32-21ksoftirqd/208:50:232
304099172,3cyclictest12050irq/123-ahci[0008:45:002
304099171,9cyclictest24099-21diskmemload09:40:132
304099171,9cyclictest0-21swapper/210:50:292
304099171,8cyclictest88150irq/126-enp1s0-09:05:182
304099171,7cyclictest0-21swapper/209:35:152
304099171,6cyclictest17970-21latency07:40:182
304099171,6cyclictest0-21swapper/211:41:222
304099171,6cyclictest0-21swapper/210:27:432
304099171,6cyclictest0-21swapper/209:32:552
304099171,5cyclictest0-21swapper/210:24:282
3040991712,3cyclictest6124-21/usr/sbin/munin07:15:232
3040991712,3cyclictest5966-21cstates10:55:122
3040991712,3cyclictest31543-21/usr/sbin/munin10:40:172
3040991712,3cyclictest12718-21acpi07:30:112
304099171,14cyclictest31439-21head08:10:232
3040991711,4cyclictest31319-21munin-run10:40:012
3040991711,4cyclictest21720-21tune2fs11:30:142
3040991711,3cyclictest15615-21sort07:35:162
304099170,11cyclictest0-21swapper/207:13:272
302699171,15cyclictest0-21swapper/012:15:420
209152171,2sleep20-21swapper/207:45:302
169222171,2sleep20-21swapper/212:32:042
113332171,2sleep20-21swapper/209:52:402
99902161,2sleep30-21swapper/307:21:183
304699163,8cyclictest0-21swapper/308:20:203
304699161,9cyclictest0-21swapper/308:41:303
304699161,7cyclictest0-21swapper/309:00:133
304699161,6cyclictest32503-21/usr/sbin/munin08:15:153
3046991612,3cyclictest0-21swapper/307:32:503
304699161,14cyclictest0-21swapper/307:16:503
3046991611,3cyclictest30601-21expr08:10:133
3046991610,3cyclictest4826-21ls08:25:133
304099163,5cyclictest9-21rcu_preempt08:05:262
3040991612,3cyclictest0-21swapper/207:55:082
304099161,14cyclictest0-21swapper/211:05:092
304099161,14cyclictest0-21swapper/207:22:532
3040991611,3cyclictest8939-21/usr/sbin/munin08:35:142
3040991611,3cyclictest6742-21/usr/sbin/munin08:30:232
3046991510,3cyclictest14915-21/usr/sbin/munin07:35:183
3040991510,3cyclictest375-21df08:15:122
3040991510,3cyclictest20896-21df_inode10:15:142
304099150,6cyclictest0-21swapper/208:20:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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