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2026-02-28 - 22:09
[ 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 #7, slot #7

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 376 highest latencies:
System rack7slot7s.osadl.org (updated Sat Feb 28, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3067028763,13sleep10-21swapper/107:06:261
3084628564,6sleep00-21swapper/007:08:420
3089328370,9sleep20-21swapper/207:09:202
3091127966,9sleep30-21swapper/307:09:333
135502710,0sleep20-21swapper/209:22:382
43602540,0sleep10-21swapper/108:30:001
3103099290,28cyclictest0-21swapper/109:20:031
3103599280,27cyclictest0-21swapper/210:16:202
3103799250,23cyclictest0-21swapper/310:53:043
3103099250,21cyclictest0-21swapper/112:25:041
259032250,0sleep10-21swapper/110:28:051
3103599240,23cyclictest0-21swapper/211:21:352
3103599240,23cyclictest0-21swapper/211:21:352
31037992323,0cyclictest0-21swapper/311:43:233
3103599230,22cyclictest0-21swapper/207:15:122
3103099230,0cyclictest0-21swapper/109:48:181
3102699221,2cyclictest141rcu_preempt10:08:530
38042210,0sleep20-21swapper/212:30:162
3103599210,8cyclictest0-21swapper/209:39:362
31030992121,0cyclictest0-21swapper/111:36:381
3102699210,15cyclictest0-21swapper/009:45:130
31037992017,1cyclictest0-21swapper/312:23:273
3103799200,20cyclictest0-21swapper/309:12:513
3102699202,7cyclictest225-21systemd-journal07:50:000
3103799191,18cyclictest0-21swapper/310:38:243
3103799190,1cyclictest0-21swapper/312:34:373
3103799190,18cyclictest0-21swapper/311:15:023
3103799190,0cyclictest0-21swapper/309:45:563
3103599190,1cyclictest0-21swapper/211:50:312
3103599190,19cyclictest0-21swapper/210:38:482
3103099191,0cyclictest0-21swapper/110:24:491
31037991818,0cyclictest0-21swapper/309:25:143
3103799180,15cyclictest0-21swapper/307:20:143
3103599180,18cyclictest0-21swapper/211:26:102
31030991816,2cyclictest25-21ksoftirqd/112:04:491
3103099180,16cyclictest0-21swapper/111:26:071
3103799170,13cyclictest0-21swapper/312:04:133
3103599170,2cyclictest0-21swapper/211:44:382
3103599170,17cyclictest0-21swapper/211:57:142
3103599170,17cyclictest0-21swapper/209:14:522
3103099176,4cyclictest32207-21apache_accesses11:30:111
31030991716,1cyclictest0-21swapper/108:15:141
3103099170,17cyclictest0-21swapper/111:05:521
3102699175,7cyclictest10966-21perf12:35:000
3103799162,11cyclictest2296-21/usr/sbin/munin11:50:223
31037991613,2cyclictest0-21swapper/310:20:133
3103799160,15cyclictest0-21swapper/310:43:483
31035991615,1cyclictest0-21swapper/211:09:132
31035991615,0cyclictest0-21swapper/211:49:402
3103599161,3cyclictest0-21swapper/211:32:182
31035991611,4cyclictest0-21swapper/210:41:132
3103099168,8cyclictest0-21swapper/111:10:021
3103099168,7cyclictest21012-21grep10:05:261
3103099161,13cyclictest0-21swapper/112:22:581
3103099160,1cyclictest0-21swapper/109:43:451
3102699167,5cyclictest5946-21latency10:35:180
3103799151,14cyclictest0-21swapper/309:52:073
3103799150,15cyclictest0-21swapper/309:55:583
3103599150,15cyclictest0-21swapper/212:11:182
3103599150,15cyclictest0-21swapper/210:57:322
3103599150,15cyclictest0-21swapper/210:06:012
3103099159,5cyclictest1399-21grep09:15:211
3103099153,2cyclictest17282-21gltestperf11:40:161
3103099151,13cyclictest0-21swapper/111:20:151
3103099151,13cyclictest0-21swapper/111:20:151
31037991414,0cyclictest0-21swapper/311:23:023
31037991414,0cyclictest0-21swapper/311:23:023
31037991411,2cyclictest16602-21wc09:25:003
31037991410,3cyclictest17599-21rm12:19:303
31037991410,3cyclictest14252-21ssh11:00:133
3103599149,3cyclictest32523-21ls11:10:202
3103599140,5cyclictest0-21swapper/210:32:252
3103599140,13cyclictest18263-21basename09:45:132
31030991411,2cyclictest0-21swapper/108:40:121
31030991411,1cyclictest23636-21diskmemload10:48:061
31030991410,3cyclictest14049-21head10:40:181
3102699141,7cyclictest32008-21munin-run09:15:000
3102699141,6cyclictest8009-21munin-run09:20:010
31026991410,3cyclictest19095-21tr12:20:140
3102699140,7cyclictest25376-21basename12:05:000
3103799139,2cyclictest13345-21grep07:40:163
31037991311,2cyclictest39-21ksoftirqd/310:17:453
31037991311,1cyclictest23636-21diskmemload10:04:363
31037991310,2cyclictest611-21grep11:10:253
31037991310,2cyclictest4308-21cron08:30:003
31037991310,2cyclictest3841-21grep12:10:233
31037991310,2cyclictest30836-21cat11:10:003
31037991310,2cyclictest27482-21grep10:10:133
31037991310,2cyclictest17607-21sh09:45:003
3103799130,1cyclictest0-21swapper/307:55:123
3103599139,3cyclictest31339-21wc08:15:262
3103599139,3cyclictest30633-21cut10:50:192
3103599139,3cyclictest23357-21sort10:45:252
3103599139,3cyclictest17803-21wc09:45:002
3103599139,2cyclictest15320-21sh07:45:002
3103599138,4cyclictest215582sleep209:27:272
31035991310,2cyclictest25021-21cat08:05:002
31035991310,2cyclictest20181-21head12:20:222
31035991310,2cyclictest18736-21grep10:05:002
3103099132,10cyclictest10726-21sh12:34:501
3103099132,10cyclictest0-21swapper/109:55:131
31030991312,1cyclictest0-21swapper/109:11:291
3103099131,12cyclictest0-21swapper/110:14:071
31030991310,2cyclictest24235-21cat08:00:261
31030991310,2cyclictest17850-21tail09:25:181
31030991310,2cyclictest12670-21tr12:35:171
31030991310,2cyclictest12344-21grep12:15:261
3103099130,13cyclictest0-21swapper/109:33:551
3103099130,12cyclictest7681-21grep07:25:251
3102699139,3cyclictest30104-21cut10:30:190
3102699132,10cyclictest17298-21ssh12:19:170
31026991310,2cyclictest5337-21cut08:30:140
31026991310,2cyclictest25120-21tr11:25:190
31026991310,2cyclictest11690-21tr12:35:120
31026991310,2cyclictest10547-21sh07:35:000
3102699130,1cyclictest141rcu_preempt12:10:520
3102699130,12cyclictest21265-21munin-plugin-st09:05:000
3102699130,11cyclictest0-21swapper/011:06:310
3103799129,2cyclictest8452-21grep08:35:213
3103799129,2cyclictest32529-21cut07:10:203
3103799129,2cyclictest29462-21grep10:30:143
3103799129,2cyclictest28197-21head08:10:143
3103799129,2cyclictest27486-21grep09:30:263
3103799129,2cyclictest25805-21ssh12:05:103
3103799129,2cyclictest22512-21head10:25:273
3103799129,2cyclictest19255-21cron12:40:003
3103799129,2cyclictest18714-21grep07:50:163
3103799128,2cyclictest0-21swapper/310:47:593
3103799122,9cyclictest19085-21apache_processe10:05:123
3103599129,2cyclictest7984-21sed11:15:182
3103599129,2cyclictest7455-21grep08:35:142
3103599129,2cyclictest418-21sort08:20:162
3103599129,2cyclictest3198-21wc08:25:192
3103599129,2cyclictest28070-21sort08:10:142
3103599129,2cyclictest25503-21cat12:05:002
3103599129,2cyclictest2421-21ssh09:55:142
3103599129,2cyclictest20364-21grep09:00:202
3103599129,2cyclictest18855-21cron09:00:002
3103599129,2cyclictest15569-21ls08:50:212
3103599129,2cyclictest13145-21if_enp0s31f610:20:172
3103599129,2cyclictest11276-21tail08:40:242
3103599129,2cyclictest1076-21cat09:15:182
3103599128,3cyclictest26783-21tr09:30:192
3103599128,3cyclictest21968-21sed07:55:252
3103599128,2cyclictest8439-21tr11:35:132
3103599122,5cyclictest20823-21grep10:25:152
3103599120,1cyclictest0-21swapper/210:10:392
3103099129,2cyclictest8413-21ssh11:15:211
3103099129,2cyclictest5827-21head10:15:271
3103099129,2cyclictest26556-21grep12:05:151
3103099129,2cyclictest25-21ksoftirqd/109:53:291
3103099129,2cyclictest18648-21cut07:50:161
3103099129,2cyclictest11556-21grep10:00:161
3103099128,2cyclictest32289-21cut08:20:131
3103099127,4cyclictest16581-21ssh11:59:401
3103099127,4cyclictest15246-21taskset07:44:151
3103099123,8cyclictest0-21swapper/111:00:081
31030991211,1cyclictest0-21swapper/110:35:171
3103099120,1cyclictest0-21swapper/110:52:031
3102699129,2cyclictest4527-21grep10:15:180
3102699129,2cyclictest25778-21sort08:05:160
3102699129,2cyclictest17970-21grep08:55:210
3102699129,2cyclictest1078-21tr11:50:140
3102699128,3cyclictest2093-21wc08:25:000
3102699124,5cyclictest8159-21cron07:30:000
3102699120,9cyclictest18001-21ssh09:25:190
3102699120,6cyclictest27383-21cpuspeed_turbos12:25:140
3102699120,2cyclictest0-21swapper/010:27:260
3103799118,2cyclictest9321-21ssh10:56:333
3103799118,2cyclictest8139-21ssh11:35:103
3103799118,2cyclictest6831-21cut07:25:163
3103799118,2cyclictest32499-21ssh09:15:123
3103799118,2cyclictest28171-21ssh12:25:183
3103799118,2cyclictest26170-21ntpq11:45:203
3103799118,2cyclictest23730-21ssh11:25:073
3103799118,2cyclictest2339-21sh09:35:173
3103799118,2cyclictest22246-21grep09:05:163
3103799118,2cyclictest1969-21sleep08:25:003
3103799118,2cyclictest14307-21sh11:57:543
3103799117,3cyclictest12776-21grep08:45:173
3103799117,3cyclictest12776-21grep08:45:163
3103799114,2cyclictest18732fschecks_time07:15:153
3103799112,1cyclictest16757-21apt-get08:55:133
31037991110,1cyclictest0-21swapper/311:30:133
3103599118,2cyclictest9525-21grep07:30:192
3103599118,2cyclictest8073-21seq07:28:572
3103599118,2cyclictest4728-21wc08:30:112
3103599118,2cyclictest30622-21ssh09:52:092
3103599118,2cyclictest29143-21ssh12:06:262
3103599118,2cyclictest28325-21cat12:25:192
3103599118,2cyclictest25811-21expr08:05:162
3103599118,2cyclictest22288-21head09:05:162
3103599118,2cyclictest17393-21ssh12:19:212
3103599118,2cyclictest16281-21ssh11:00:282
3103599118,2cyclictest14568-21ssh12:36:192
3103599118,2cyclictest14124-21perf08:50:002
3103599118,2cyclictest14124-21perf08:50:002
3103599118,2cyclictest12923-21dump-pmu-power07:40:002
3103599117,3cyclictest419-21grep07:10:242
3103099118,2cyclictest5284-21tail07:20:261
3103099118,2cyclictest4041-21ssh09:35:541
3103099118,2cyclictest31330-21grep07:10:121
3103099118,2cyclictest3118-21ssh11:50:421
3103099118,2cyclictest25877-21sed08:05:161
3103099118,2cyclictest21592-21cut09:05:131
3103099118,2cyclictest17040-21grep08:55:141
3103099118,2cyclictest16812-21tr07:45:211
3103099118,2cyclictest1617-21dpkg12:10:001
3103099118,2cyclictest12247-21grep08:45:141
3103099118,2cyclictest12247-21grep08:45:141
3103099118,2cyclictest10772-21taskset07:35:061
3103099117,3cyclictest29144-21tr10:30:131
3103099117,3cyclictest21172-21taskset09:04:031
3103099117,2cyclictest8539-21grep07:30:131
3103099110,1cyclictest0-21swapper/110:55:261
3102699119,1cyclictest8013-21expr08:35:170
3102699118,2cyclictest9470-21sort09:20:170
3102699118,2cyclictest8184-21ssh10:55:410
3102699118,2cyclictest8128-21sh11:35:100
3102699118,2cyclictest594-21head11:30:170
3102699118,2cyclictest4286-21taskset08:29:440
3102699118,2cyclictest3752-21ssh09:35:400
3102699118,2cyclictest31944-21grep10:50:290
3102699118,2cyclictest31939-21grep11:10:160
3102699118,2cyclictest3186-21sed09:55:170
3102699118,2cyclictest31509-21ssh09:52:500
3102699118,2cyclictest31115-21wc08:15:220
3102699118,2cyclictest30606-21ssh10:11:230
3102699118,2cyclictest28981-21ssh09:31:350
3102699118,2cyclictest24786-21ssh11:45:100
3102699118,2cyclictest23813-21grep08:00:200
3102699118,2cyclictest23323-21ssh11:24:590
3102699118,2cyclictest23323-21ssh11:24:590
3102699118,2cyclictest21382-21ssh10:45:060
3102699118,2cyclictest21005-21sort07:55:150
3102699118,2cyclictest18919-21sh11:02:330
3102699118,2cyclictest18789-21ssh11:40:400
3102699118,2cyclictest17120-21chrt10:03:520
3102699118,2cyclictest15551-21ssh10:40:410
3102699118,2cyclictest13952-21ssh11:19:120
3102699118,2cyclictest10604-21grep09:40:160
3102699117,2cyclictest10826-21basename07:35:160
3102699116,2cyclictest26458-21df_inode12:05:140
3102699110,10cyclictest15263-21ssh10:21:160
3103799108,1cyclictest4635-21aten2_r7power_e08:30:103
3103799108,1cyclictest316592sleep308:16:123
3103799108,1cyclictest26198-21sed08:05:193
3103799108,1cyclictest22757-21wget08:00:143
3103799108,1cyclictest15585-21apt-get07:45:133
3103799108,1cyclictest103112sleep307:32:083
3103799107,2cyclictest19400-21cut09:00:133
3103799107,2cyclictest14788-21expr08:50:143
3103799107,2cyclictest11595-21head07:35:193
3103799100,9cyclictest10458-21basename08:40:163
3103599108,1cyclictest15871-21cut07:45:142
3103599107,2cyclictest18873-21uname07:50:182
3103099108,1cyclictest7627-21expr08:35:151
3103099108,1cyclictest4917-21expr08:30:111
3103099108,1cyclictest25293-21ls11:45:141
3103099108,1cyclictest2099-21if_enp2s007:15:171
3103099107,2cyclictest28401-21kernelversion08:10:161
3103099107,2cyclictest21254-21uname07:55:181
3103099107,2cyclictest15132-21head08:50:161
3102699108,1cyclictest8960-21ssh11:55:040
3102699108,1cyclictest27519-21cut08:10:110
3102699108,1cyclictest179622sleep007:50:120
3102699108,1cyclictest143382sleep008:50:070
3102699108,1cyclictest14295-21uname07:40:210
3102699108,1cyclictest13992-21taskset08:48:370
3102699108,1cyclictest13992-21taskset08:48:370
3102699107,2cyclictest11261-21grep08:40:240
3102699100,9cyclictest23737-21cat09:10:010
310359991,2cyclictest225-21systemd-journal07:22:432
310269997,1cyclictest399-21expr07:10:240
310269996,2cyclictest3730-21sshd07:20:150
310269996,2cyclictest1619-21expr07:15:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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