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2026-02-25 - 15:42
[ 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 highest latencies:
System rack7slot7s.osadl.org (updated Wed Feb 25, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3283210087,9sleep00-21swapper/007:07:460
320828874,9sleep20-21swapper/207:06:472
314727959,16sleep30-21swapper/307:06:003
344627659,13sleep10-21swapper/107:09:521
354699240,2cyclictest0-21swapper/109:28:091
3546992322,1cyclictest0-21swapper/110:53:321
354699220,1cyclictest141rcu_preempt09:59:451
354299220,2cyclictest0-21swapper/009:05:130
354299220,1cyclictest0-21swapper/010:36:360
354299220,1cyclictest0-21swapper/009:23:270
3546992119,1cyclictest25-21ksoftirqd/109:41:431
354699200,1cyclictest0-21swapper/110:46:131
354899190,18cyclictest3757-21aten2_r7power_c12:10:122
354699191,3cyclictest141rcu_preempt10:43:411
354699190,1cyclictest0-21swapper/111:58:201
3542991918,1cyclictest0-21swapper/010:42:500
354299190,17cyclictest0-21swapper/012:05:080
3551991817,1cyclictest39-21ksoftirqd/312:36:423
3551991813,4cyclictest10510-21apache209:28:323
354899180,18cyclictest0-21swapper/211:55:302
3546991818,0cyclictest0-21swapper/111:12:461
3546991816,1cyclictest241rcuc/112:26:371
3546991813,4cyclictest25-21ksoftirqd/110:33:291
354299187,8cyclictest31894-21apt-get10:30:120
354299185,7cyclictest11900-21munin-run08:35:000
354899172,15cyclictest3539-21cyclictest09:50:192
354899170,1cyclictest0-21swapper/209:25:132
354899170,17cyclictest0-21swapper/210:17:472
354899170,16cyclictest0-21swapper/211:40:182
354699178,2cyclictest25-21ksoftirqd/111:34:241
354699172,0cyclictest141rcu_preempt12:01:291
3546991712,1cyclictest25-21ksoftirqd/109:11:581
354699170,6cyclictest0-21swapper/111:05:141
354699170,16cyclictest0-21swapper/111:48:061
354299170,1cyclictest0-21swapper/009:29:340
355199160,13cyclictest0-21swapper/311:35:183
355199160,12cyclictest4608-21/usr/sbin/munin11:50:253
3548991615,1cyclictest32-21ksoftirqd/211:06:452
3548991613,2cyclictest0-21swapper/209:59:412
354899160,15cyclictest0-21swapper/209:39:162
354899160,13cyclictest28783-21diskmemload09:15:032
354699169,6cyclictest9018-21sed10:15:281
3546991613,1cyclictest0-21swapper/110:26:301
354699160,16cyclictest0-21swapper/112:11:001
354299167,8cyclictest10785-21munin-run11:54:590
354299163,9cyclictest0-21swapper/009:30:120
354299162,7cyclictest28209-21latency_hist12:25:000
354299161,10cyclictest27221-21/usr/sbin/munin11:05:260
354299160,9cyclictest0-21swapper/007:25:130
354299160,2cyclictest0-21swapper/009:41:440
354299160,15cyclictest0-21swapper/009:50:280
355199158,3cyclictest19324-21sh10:21:593
3551991512,2cyclictest6579-21kworker/3:209:50:133
3551991511,3cyclictest4151-21ls08:15:263
355199150,1cyclictest0-21swapper/312:18:413
355199150,1cyclictest0-21swapper/311:28:453
3548991515,0cyclictest0-21swapper/212:16:192
3548991515,0cyclictest0-21swapper/210:37:162
354899150,3cyclictest0-21swapper/211:13:512
3546991514,1cyclictest0-21swapper/109:53:211
3546991512,1cyclictest25-21ksoftirqd/112:34:151
354699150,6cyclictest0-21swapper/110:00:161
354699150,6cyclictest0-21swapper/110:00:161
3542991515,0cyclictest0-21swapper/009:35:470
3542991511,3cyclictest8116-21cut08:25:170
354299150,0cyclictest0-21swapper/009:55:400
120562150,1sleep30-21swapper/309:57:353
355199149,3cyclictest524-21cat10:30:183
355199146,5cyclictest0-21swapper/310:15:143
355199143,3cyclictest32694-21apt-get10:50:133
3551991414,0cyclictest0-21swapper/312:00:203
3551991413,1cyclictest55550irq/126-enp2s0-10:03:223
3551991413,1cyclictest55550irq/126-enp2s0-10:03:213
3551991413,1cyclictest39-21ksoftirqd/312:27:193
3551991410,3cyclictest30689-21cron10:10:003
3551991410,2cyclictest18152-21ls07:40:003
354899148,2cyclictest225-21systemd-journal10:50:002
3548991411,3cyclictest0-21swapper/209:33:392
3548991411,2cyclictest678-21cut10:30:192
354699141,2cyclictest141rcu_preempt10:14:281
354699140,0cyclictest0-21swapper/111:26:331
354299145,3cyclictest537-21snmpd12:25:020
354299141,9cyclictest0-21swapper/008:10:120
354299141,8cyclictest0-21swapper/010:05:130
354299141,7cyclictest9913-21munin-run11:35:010
354299141,7cyclictest21635-21munin-run08:55:010
3542991411,2cyclictest18369-21sed11:00:230
3542991410,3cyclictest29561-21tr09:10:150
3542991410,3cyclictest27351-21wc11:25:170
3542991410,3cyclictest18797-21tail08:45:250
354299140,8cyclictest9069-21awk11:15:000
355199139,3cyclictest31472-21grep08:05:223
355199133,9cyclictest28783-21diskmemload10:37:563
355199132,1cyclictest0-21swapper/311:17:573
3551991310,2cyclictest3286-21sed11:10:253
3551991310,2cyclictest32400-21cut10:10:173
3551991310,2cyclictest29866-21rm09:10:163
3551991310,2cyclictest24508-21grep09:45:263
3551991310,2cyclictest20299-21sed08:50:163
355199130,11cyclictest0-21swapper/309:44:193
354899132,1cyclictest0-21swapper/212:02:582
354899131,9cyclictest28783-21diskmemload12:35:122
3548991312,1cyclictest32-21ksoftirqd/207:25:122
3548991310,2cyclictest18235-21dump-pmu-power11:40:002
3548991310,2cyclictest10870-21tr11:15:202
3548991310,2cyclictest10556-21grep08:30:152
354899130,13cyclictest0-21swapper/212:21:192
354899130,13cyclictest0-21swapper/210:07:282
354899130,12cyclictest26315-21basename11:25:132
354899130,12cyclictest0-21swapper/211:54:212
354699139,3cyclictest15996-21cat08:40:241
354699138,4cyclictest16930-21which10:20:221
354699138,2cyclictest25-21ksoftirqd/109:21:461
354699135,4cyclictest225-21systemd-journal09:40:001
3546991312,1cyclictest0-21swapper/112:22:501
3546991311,1cyclictest25-21ksoftirqd/111:40:301
3546991310,2cyclictest29721-21grep12:05:261
3546991310,2cyclictest13678-21grep07:30:141
354699130,1cyclictest0-21swapper/111:03:581
354699130,0cyclictest0-21swapper/111:38:511
354299138,3cyclictest7849-21cat07:15:260
354299132,6cyclictest9547-21apt-get11:15:130
3542991310,2cyclictest28626-21cut08:00:170
354299130,2cyclictest0-21swapper/010:11:010
355199129,2cyclictest8837-21tr10:55:153
355199129,2cyclictest841-21awk11:10:003
355199129,2cyclictest6971-21sort07:15:173
355199129,2cyclictest674-21grep08:10:153
355199129,2cyclictest4412-21sort12:10:153
355199129,2cyclictest28588-21grep08:00:173
355199129,2cyclictest26475-21chrt11:44:573
355199129,2cyclictest25958-21grep07:55:143
355199129,2cyclictest22821-21cron07:50:003
355199129,2cyclictest21309-21turbostat09:25:003
355199129,2cyclictest16657-21df10:40:143
355199129,2cyclictest14347-21head07:30:173
355199129,2cyclictest11429-21sed08:30:233
355199128,2cyclictest18630-21tr07:40:143
355199128,2cyclictest14288-21perf08:40:003
355199128,2cyclictest0-21swapper/311:21:583
355199127,3cyclictest21314-21sed12:20:183
355199124,4cyclictest4523-21apache_accesses12:30:113
355199123,6cyclictest25644-21head10:45:203
355199122,6cyclictest0-21swapper/309:15:173
355199120,11cyclictest2946-21head11:30:173
354899129,2cyclictest6485-21head12:30:252
354899129,2cyclictest28960-21sed08:00:202
354899129,2cyclictest24032-21wc09:45:222
354899129,2cyclictest18198-21cat08:45:192
354899129,2cyclictest1420-21cat10:50:192
354899128,2cyclictest0-21swapper/210:28:182
3548991210,2cyclictest32-21ksoftirqd/210:22:072
354899120,7cyclictest1142-21runrttasks10:59:302
354899120,1cyclictest0-21swapper/209:41:312
354899120,0cyclictest0-21swapper/209:11:362
354699129,2cyclictest9019-21grep07:20:141
354699129,2cyclictest30389-21tr09:30:121
354699129,2cyclictest17178-21cut08:45:131
354699129,2cyclictest1678-21cat08:10:241
354699128,3cyclictest30659-21sh10:09:591
354699124,7cyclictest151762sleep110:39:401
354699123,7cyclictest0-21swapper/111:52:491
354699121,0cyclictest141rcu_preempt10:55:221
3546991210,1cyclictest28765-21cron09:10:011
354299129,2cyclictest5228-21cut12:30:150
354299129,2cyclictest4508-21tail12:10:160
354299129,2cyclictest28991-21tail11:45:270
354299129,2cyclictest25482-21wc10:25:270
354299129,2cyclictest2166-21grep10:50:250
354299129,2cyclictest18381-21grep07:40:140
354299129,2cyclictest13153-21grep12:35:140
354299128,3cyclictest23162-21grep07:50:140
354299128,2cyclictest24533-21tr09:00:150
354299122,4cyclictest16433-21cron11:00:000
354299120,8cyclictest19534-21/usr/sbin/munin12:00:110
354299120,10cyclictest0-21swapper/010:21:470
355199119,1cyclictest27166-21cut11:45:143
355199118,2cyclictest8989-21grep07:20:153
355199118,2cyclictest8181-21ssh09:35:343
355199118,2cyclictest797-21ssh09:31:203
355199118,2cyclictest7799-21expr08:25:153
355199118,2cyclictest4529-21grep07:10:173
355199118,2cyclictest25882-21ssh10:25:383
355199118,2cyclictest19973-21ssh11:01:133
355199118,2cyclictest17457-21expr08:45:153
355199118,2cyclictest13975-21ssh11:55:593
355199118,2cyclictest11466-21cut07:25:143
355199110,10cyclictest29472-21python12:05:243
354899119,1cyclictest897-21grep08:10:162
354899119,1cyclictest27419-21head09:05:162
354899119,1cyclictest16885-21grep10:00:202
354899119,1cyclictest16885-21grep10:00:192
354899119,1cyclictest15514-21grep09:20:272
354899118,2cyclictest9997-21head07:20:212
354899118,2cyclictest32274-21seq11:47:592
354899118,2cyclictest32193-21ssh12:26:392
354899118,2cyclictest3151-21dnf08:15:162
354899118,2cyclictest29752-21tail12:05:262
354899118,2cyclictest24192-21grep07:50:202
354899118,2cyclictest18165-21cut07:40:002
354899118,2cyclictest16982-21ssh10:40:162
354899118,2cyclictest15787-21grep08:40:212
354899118,2cyclictest14289-21awk08:40:002
354899113,7cyclictest2718-21df_inode11:30:162
3548991110,1cyclictest0-21swapper/210:11:512
354899110,10cyclictest20893-21ssh11:21:132
354699119,1cyclictest6596-21tr09:15:241
354699118,2cyclictest8089-21grep08:25:171
354699118,2cyclictest5389-21grep07:10:251
354699118,2cyclictest3816-21tr08:15:211
354699118,2cyclictest32367-21awk08:10:001
354699118,2cyclictest25956-21df07:55:131
354699118,2cyclictest25407-21tr09:00:201
354699118,2cyclictest21443-21head07:45:191
354699118,2cyclictest20657-21sh11:21:021
354699118,2cyclictest19381-21sort07:40:201
354699118,2cyclictest16680-21ssh12:36:511
354699118,2cyclictest16053-21ssh12:16:591
354699118,2cyclictest11294-21cat11:15:251
354699113,4cyclictest225-21systemd-journal07:25:401
354699112,4cyclictest225-21systemd-journal08:40:001
354699112,4cyclictest225-21systemd-journal07:20:001
354299119,1cyclictest7101-21grep10:15:130
354299119,1cyclictest16600-21sort07:35:160
354299119,1cyclictest12435-21tr08:35:130
354299118,2cyclictest9824-21wc07:20:190
354299118,2cyclictest31478-21head08:05:220
354299118,2cyclictest24018-21perf09:00:010
354299118,2cyclictest23957-21taskset09:45:220
354299118,2cyclictest18710-21ssh11:40:110
354299118,2cyclictest17642-21ssh11:20:020
354299118,2cyclictest16930-21sh12:17:400
354299118,2cyclictest16192-21tail08:40:250
354299118,2cyclictest11826-21sed11:35:210
354299114,4cyclictest3831-21aten2_r7power_e07:10:130
354299113,4cyclictest225-21systemd-journal11:55:400
354299110,10cyclictest8274-21ssh09:16:190
355199108,1cyclictest4944-21taskset08:20:103
355199108,1cyclictest22564-21cut08:55:173
355199108,1cyclictest157112sleep308:40:203
355199107,2cyclictest27279-21cut09:05:153
355199107,2cyclictest23831-21grep07:50:173
354899108,1cyclictest9670-21cut08:30:012
354899108,1cyclictest6904-21taskset08:22:472
354899108,1cyclictest24282-21apache_processe09:00:122
354899108,1cyclictest22156-21cat07:45:272
354899108,1cyclictest218572sleep208:55:092
354899108,1cyclictest203542sleep207:43:542
354899108,1cyclictest19862-21cat08:50:142
354899108,1cyclictest15436-21taskset07:31:582
354899107,2cyclictest6264-21chmod07:15:012
354899107,2cyclictest4423-21grep07:10:162
354899107,2cyclictest30890-21grep08:05:172
354899107,2cyclictest17306-21tr11:00:152
354899100,9cyclictest25466-21chrt07:55:102
354699108,1cyclictest7180-21cat08:24:591
354699108,1cyclictest24979-21chrt07:52:181
354699108,1cyclictest11489-21awk08:30:251
354699107,2cyclictest28803-21cut08:00:191
354699107,2cyclictest24510-21sed09:45:261
354299108,1cyclictest22262-21grep07:45:270
354299108,1cyclictest13696-21cut07:30:140
354299107,2cyclictest27756-21cat08:00:000
354299107,2cyclictest2677-21cut08:15:140
354299107,2cyclictest24270-21chrt10:45:070
354299107,2cyclictest18707-21ssh10:01:160
354299107,2cyclictest18707-21ssh10:01:160
35519996,2cyclictest25426-21ntpq09:00:213
35469997,1cyclictest23663-21chrt08:55:481
35469997,1cyclictest16320-21ls07:35:141
35469996,2cyclictest19552-21tr08:50:131
35429997,1cyclictest6860-21taskset08:22:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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