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2026-02-10 - 14:30
[ 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 792 highest latencies:
System rack7slot7s.osadl.org (updated Tue Feb 10, 2026 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2648021250,0sleep20-21swapper/212:01:182
3162129673,17sleep30-21swapper/307:05:173
61529467,9sleep00-21swapper/007:08:510
64928875,9sleep20-21swapper/207:09:172
70028564,6sleep10-21swapper/107:09:571
79599270,27cyclictest0-21swapper/211:07:472
79399270,27cyclictest0-21swapper/112:22:031
79399260,25cyclictest0-21swapper/112:01:441
798992422,2cyclictest26988-21kworker/3:011:40:423
79599241,22cyclictest0-21swapper/211:04:052
798992320,2cyclictest39-21ksoftirqd/310:46:153
79599230,1cyclictest0-21swapper/210:35:492
79399230,1cyclictest0-21swapper/112:10:291
79899220,22cyclictest26988-21kworker/3:009:37:223
79599220,2cyclictest0-21swapper/212:16:332
79599220,21cyclictest0-21swapper/211:50:042
79599220,15cyclictest0-21swapper/210:25:442
79599220,15cyclictest0-21swapper/210:25:442
79399224,12cyclictest0-21swapper/107:25:131
79599211,9cyclictest0-21swapper/210:53:212
79599210,2cyclictest0-21swapper/209:15:442
38842210,0sleep20-21swapper/211:48:292
79899202,11cyclictest0-21swapper/312:25:143
795992016,3cyclictest0-21swapper/211:56:102
795992014,2cyclictest32-21ksoftirqd/209:25:122
79599200,1cyclictest0-21swapper/212:32:112
79399200,1cyclictest0-21swapper/110:46:441
79399200,19cyclictest25-21ksoftirqd/110:37:261
79399200,0cyclictest0-21swapper/111:44:261
78999200,17cyclictest0-21swapper/011:59:230
795991918,1cyclictest0-21swapper/211:12:022
795991917,1cyclictest32-21ksoftirqd/211:37:582
79599190,2cyclictest0-21swapper/211:18:332
79599190,1cyclictest0-21swapper/210:12:292
79399190,19cyclictest0-21swapper/112:28:221
79399190,16cyclictest24935-21sshd09:28:141
79599189,7cyclictest1-21systemd09:00:012
79599180,1cyclictest0-21swapper/210:49:572
79599180,1cyclictest0-21swapper/209:12:192
789991817,1cyclictest0-21swapper/011:13:490
79899170,2cyclictest0-21swapper/311:55:583
793991717,0cyclictest0-21swapper/110:28:061
793991717,0cyclictest0-21swapper/110:28:061
793991715,1cyclictest0-21swapper/110:11:071
793991715,1cyclictest0-21swapper/109:40:201
78999171,15cyclictest0-21swapper/011:30:140
798991612,3cyclictest39-21ksoftirqd/309:44:543
79599166,4cyclictest27882-21cpu09:30:142
79599160,3cyclictest0-21swapper/210:31:012
79599160,1cyclictest0-21swapper/212:08:302
79599160,16cyclictest0-21swapper/210:59:182
79599160,16cyclictest0-21swapper/209:39:572
79599160,15cyclictest0-21swapper/212:12:232
79399164,7cyclictest13707-21/usr/sbin/munin10:00:211
793991615,1cyclictest0-21swapper/109:37:481
79399160,2cyclictest0-21swapper/111:03:041
79399160,16cyclictest0-21swapper/112:19:311
79399160,15cyclictest0-21swapper/112:33:031
789991615,1cyclictest0-21swapper/010:02:570
78999160,1cyclictest0-21swapper/009:25:420
798991513,2cyclictest39-21ksoftirqd/311:36:383
795991514,1cyclictest0-21swapper/210:08:152
795991513,1cyclictest32-21ksoftirqd/209:41:002
79599150,2cyclictest0-21swapper/212:29:442
79599150,14cyclictest0-21swapper/209:45:492
793991515,0cyclictest0-21swapper/111:55:031
79399150,15cyclictest0-21swapper/110:54:221
79399150,14cyclictest0-21swapper/109:21:271
79399150,10cyclictest0-21swapper/108:20:131
79399150,0cyclictest0-21swapper/111:17:451
78999152,9cyclictest914-21cron10:49:590
798991412,2cyclictest26988-21kworker/3:010:09:523
798991412,1cyclictest0-21swapper/312:11:143
798991411,2cyclictest6736-21cut10:15:123
798991410,3cyclictest6712-21cron08:29:593
798991410,2cyclictest23438-21basename12:00:123
79599143,6cyclictest15189-21aten2_r7power_e10:20:132
79599143,3cyclictest32-21ksoftirqd/211:42:162
795991413,1cyclictest0-21swapper/211:32:472
795991413,0cyclictest0-21swapper/208:25:142
795991411,2cyclictest32-21ksoftirqd/209:54:412
795991411,2cyclictest30602-21tail08:10:182
795991410,3cyclictest7014-21wc07:20:192
795991410,3cyclictest14852-21grep08:45:172
795991410,3cyclictest12936-21grep09:20:282
79599140,13cyclictest0-21swapper/210:00:002
79599140,12cyclictest0-21swapper/212:38:012
79399145,8cyclictest21047-21munin-node10:19:151
79399141,7cyclictest21372-21cron11:40:001
79399141,4cyclictest1142-21runrttasks12:09:541
793991412,1cyclictest2869-21ssh09:53:321
793991412,1cyclictest26054-21diskmemload11:07:571
79399141,1cyclictest10448-21ssh11:33:091
79399141,1cyclictest0-21swapper/110:59:051
793991410,3cyclictest29188-21grep08:05:261
793991410,2cyclictest9086-21cron08:35:001
79399140,14cyclictest0-21swapper/109:13:051
78999143,7cyclictest27136-21apache_volume11:05:140
789991410,3cyclictest24890-21runrttasks11:03:420
79899139,3cyclictest8501-21grep07:25:133
798991311,1cyclictest0-21swapper/310:41:243
798991310,2cyclictest9759-21grep12:30:163
798991310,2cyclictest7075-21grep11:50:163
798991310,2cyclictest30613-21ls09:50:223
798991310,2cyclictest2915-21grep09:15:173
798991310,2cyclictest2718-21grep07:10:253
798991310,2cyclictest19604-21grep07:45:253
798991310,2cyclictest11461-21cron08:40:003
798991310,2cyclictest11461-21cron08:40:003
79899130,9cyclictest0-21swapper/307:40:143
79899130,1cyclictest0-21swapper/311:31:503
795991310,2cyclictest7141-21grep09:55:242
795991310,2cyclictest22429-21sed11:20:262
795991310,2cyclictest17539-21cut08:50:162
795991310,2cyclictest16325-21head07:40:182
79399132,4cyclictest21286-21idleruntime-cro09:00:011
793991313,0cyclictest0-21swapper/112:35:461
793991313,0cyclictest0-21swapper/111:12:091
793991310,2cyclictest2891-21grep09:15:171
793991310,1cyclictest22268-21grep09:00:191
79399130,4cyclictest225-21systemd-journal10:34:591
79399130,12cyclictest18691-21tail07:45:171
79399130,11cyclictest0-21swapper/110:20:151
78999139,3cyclictest7930-21cut10:15:200
78999139,3cyclictest31904-21egrep12:05:140
78999139,3cyclictest14018-21cat09:40:260
78999134,8cyclictest3214-21munin-run09:34:590
789991310,2cyclictest7470-21cat07:20:250
789991310,2cyclictest12193-21cat07:30:260
78999130,2cyclictest0-21swapper/010:41:550
79899129,2cyclictest30693-21taskset10:10:143
79899129,2cyclictest26229-21grep08:00:203
79899129,2cyclictest25261-21sed12:20:143
79899129,2cyclictest21310-21df09:45:153
79899129,1cyclictest0-21swapper/311:48:343
79899128,3cyclictest30869-21wc08:10:203
79899128,2cyclictest28376-21grep09:30:163
79899123,4cyclictest0-21swapper/312:05:073
79899122,5cyclictest12636-21runrttasks11:15:153
79899122,3cyclictest0-21swapper/312:17:493
79899120,11cyclictest7539-21df08:30:183
79899120,11cyclictest15018-21ssh10:20:103
79599129,2cyclictest3937-21grep08:20:262
79599129,2cyclictest23952-21sed07:55:222
79599129,2cyclictest22287-21grep09:00:192
79599129,2cyclictest13267-21wc08:40:252
79599129,2cyclictest10077-21tail08:35:172
79599129,2cyclictest10077-21tail08:35:162
79599127,1cyclictest32-21ksoftirqd/210:45:002
79599126,2cyclictest141rcu_preempt09:10:012
79599120,2cyclictest0-21swapper/211:25:402
79599120,11cyclictest14518-21sh10:20:002
79599120,0cyclictest141rcu_preempt12:21:352
79399129,2cyclictest6095-21cat08:25:261
79399129,2cyclictest21084-21df11:20:151
79399129,2cyclictest1822-21head07:10:161
79399129,2cyclictest17713-21latency_hist07:45:001
79399129,2cyclictest15311-21cron07:39:591
79399129,2cyclictest12716-21cat08:40:191
79399128,3cyclictest7100-21cat09:55:241
79399128,3cyclictest22246-21ssh09:45:221
79399123,7cyclictest14456-21cat11:55:011
79399120,10cyclictest0-21swapper/109:30:191
78999129,2cyclictest26784-21grep08:00:270
78999129,2cyclictest24137-21tail12:00:150
78999129,2cyclictest21796-21grep09:00:160
78999129,2cyclictest19779-21grep08:55:160
78999129,2cyclictest17883-21cron11:00:000
78999129,2cyclictest17273-21grep07:40:270
78999129,2cyclictest16174-21cron10:40:010
78999129,2cyclictest1324-21sed12:25:170
78999129,2cyclictest11725-21grep09:20:180
78999127,5cyclictest30284-21/usr/sbin/munin11:45:120
78999125,4cyclictest1431-21apache_processe10:50:110
78999122,8cyclictest21047-21munin-node08:15:120
789991211,1cyclictest0-21swapper/011:29:210
789991210,1cyclictest8882-21ssh09:56:400
78999120,8cyclictest0-21swapper/009:45:060
78999120,11cyclictest23045-21chrt10:25:000
79899119,1cyclictest1142-21runrttasks08:48:223
79899118,2cyclictest9107-21head10:35:183
79899118,2cyclictest7959-21chrt07:22:553
79899118,2cyclictest5918-21rm09:55:153
79899118,2cyclictest5887-21ssh10:52:193
79899118,2cyclictest58362sleep311:10:473
79899118,2cyclictest30918-21sed11:25:263
79899118,2cyclictest29940-21ssh11:06:043
79899118,2cyclictest28927-21cat08:05:253
79899118,2cyclictest2781-21rm10:31:113
79899118,2cyclictest27631-21uname09:10:203
79899118,2cyclictest27492-21ssh10:26:563
79899118,2cyclictest27492-21ssh10:26:563
79899118,2cyclictest25192-21ssh09:28:273
79899118,2cyclictest22035-21uname11:20:213
79899118,2cyclictest20183-21cat08:55:193
79899118,2cyclictest19993-21ssh12:35:413
79899118,2cyclictest18358-21ssh11:00:023
79899118,2cyclictest13271-21cat08:40:253
79899118,2cyclictest10010-21cut10:55:143
79899117,2cyclictest11313-21tr09:20:163
79899116,4cyclictest26033-21cron09:10:013
79899113,4cyclictest225-21systemd-journal09:04:563
79899110,10cyclictest0-21swapper/310:00:153
79599118,2cyclictest9939-21wc07:25:252
79599118,2cyclictest4033-21cut07:15:152
79599118,2cyclictest11017-21grep07:30:152
79599117,2cyclictest18254-21tr07:45:142
79399119,1cyclictest24881-21grep08:00:001
79399118,2cyclictest30730-21expr11:45:151
79399118,2cyclictest30078-21ls11:25:191
79399118,2cyclictest23902-21basename09:05:121
79399118,2cyclictest23881-21cat10:05:241
79399118,2cyclictest20417-21ssh10:41:451
79399118,2cyclictest18199-21wc08:50:231
79399118,2cyclictest11712-21uname07:30:191
79399113,4cyclictest225-21systemd-journal08:40:001
79399113,4cyclictest225-21systemd-journal08:40:001
78999119,1cyclictest535-21cut10:30:170
78999118,2cyclictest6231-21sed08:25:270
78999118,2cyclictest2666-21ssh09:15:160
78999118,2cyclictest21022-21cat11:20:150
78999118,2cyclictest19178-21ssh11:19:210
78999118,2cyclictest12814-21cat08:40:190
78999116,2cyclictest225-21systemd-journal11:55:000
78999115,5cyclictest11484-21munin-run08:40:000
78999115,5cyclictest11484-21munin-run08:40:000
78999114,3cyclictest0-21swapper/009:50:140
78999111,5cyclictest0-21swapper/010:25:440
78999111,5cyclictest0-21swapper/010:25:440
79899108,1cyclictest53442sleep307:17:513
79899108,1cyclictest40422sleep308:21:143
79899107,2cyclictest23828-21cat07:55:213
79899107,2cyclictest20627-21tr07:50:143
79899107,2cyclictest18424-21awk08:50:263
79899107,2cyclictest14409-21wc07:35:203
79899100,9cyclictest12264-21ls07:30:263
79599108,1cyclictest7408-21cat08:30:182
79599108,1cyclictest217512sleep207:50:232
79599108,1cyclictest13557-21expr07:35:142
79599107,2cyclictest864-21sort08:15:182
79599107,2cyclictest28277-21tail08:05:162
79599106,3cyclictest25841-21grep08:00:172
79599105,2cyclictest225-21systemd-journal07:10:012
79399108,1cyclictest3897-21df07:15:141
79399108,1cyclictest30861-21sed08:10:201
79399108,1cyclictest27043-21taskset08:02:361
79399108,1cyclictest21474-21awk07:50:191
79399108,1cyclictest162152sleep108:49:041
79399107,2cyclictest1876-21taskset08:19:101
78999108,2cyclictest5196-21taskset07:15:590
78999108,2cyclictest1823-21rm10:11:370
78999108,2cyclictest10331-21taskset07:27:550
78999108,1cyclictest9945-21ssh12:30:180
78999108,1cyclictest8227-21grep08:30:240
78999108,1cyclictest26322-21ssh09:10:030
78999108,1cyclictest25148-21grep09:05:210
78999108,1cyclictest24390-21tail07:55:270
78999108,1cyclictest21991-21ssh10:05:050
78999108,1cyclictest21941-21ssh11:40:150
78999108,1cyclictest19590-21rm12:16:270
78999108,1cyclictest18453-21grep12:35:170
78999108,1cyclictest179412sleep007:45:050
78999108,1cyclictest15759-21cat08:45:250
78999107,2cyclictest7449-21ssh12:10:010
78999107,2cyclictest4532-21grep09:35:170
78999107,2cyclictest3180-21wc07:15:010
78999107,2cyclictest17810-21cat08:50:190
78999103,1cyclictest26054-21diskmemload11:35:140
78999100,9cyclictest30027-21grep08:10:150
78999100,10cyclictest24997-21seq12:20:140
7989995,3cyclictest32257-21apt-get08:15:123
7939998,1cyclictest7186-21ntpq07:20:211
7899997,2cyclictest13428-21expr07:35:130
7899997,1cyclictest27512-21taskset08:05:130
7899996,2cyclictest2240-21apache_volume08:20:120
7899990,9cyclictest22346-21seq07:53:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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