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2026-03-05 - 09:05
[ 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 Thu Mar 05, 2026 00:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2632221330,0sleep00-21swapper/023:26:580
3041829986,9sleep00-21swapper/019:09:390
3027629166,9sleep30-21swapper/319:07:503
3024328269,9sleep20-21swapper/219:07:242
3040227659,13sleep10-21swapper/119:09:281
3052899310,26cyclictest0-21swapper/023:09:480
30532992827,1cyclictest0-21swapper/100:38:041
3052899280,27cyclictest0-21swapper/022:40:260
3052899280,1cyclictest0-21swapper/023:10:120
3052899271,25cyclictest0-21swapper/020:00:150
3052899271,20cyclictest23113-21diskmemload21:45:160
3052899270,20cyclictest0-21swapper/000:05:110
3052899270,0cyclictest0-21swapper/023:17:570
3052899270,0cyclictest0-21swapper/000:27:280
3053899262,1cyclictest141rcu_preempt22:00:443
3053899260,1cyclictest0-21swapper/300:38:043
3052899261,24cyclictest23113-21diskmemload00:36:400
3052899261,19cyclictest23113-21diskmemload23:49:310
3052899260,25cyclictest23113-21diskmemload21:34:420
3052899260,25cyclictest0-21swapper/022:00:150
3052899260,22cyclictest0-21swapper/021:43:360
3053899253,21cyclictest1449-21ssh00:30:033
3053899250,24cyclictest0-21swapper/323:01:503
3053299250,1cyclictest0-21swapper/122:54:201
3052899252,22cyclictest23113-21diskmemload21:51:050
3052899252,20cyclictest23113-21diskmemload23:30:240
3052899252,19cyclictest0-21swapper/023:20:130
3052899251,21cyclictest23113-21diskmemload22:52:490
3052899251,21cyclictest0-21swapper/022:55:210
3052899250,20cyclictest0-21swapper/022:15:250
3052899250,1cyclictest0-21swapper/022:10:120
30538992423,1cyclictest0-21swapper/322:12:133
3053899241,1cyclictest141rcu_preempt22:59:383
30536992421,2cyclictest6560-21apache221:55:052
3053299240,3cyclictest0-21swapper/119:20:101
3053299240,23cyclictest0-21swapper/100:11:511
3052899240,23cyclictest0-21swapper/023:55:120
3052899240,1cyclictest0-21swapper/022:05:310
3052899240,19cyclictest0-21swapper/000:24:130
3052899240,18cyclictest0-21swapper/022:26:360
3052899240,14cyclictest0-21swapper/019:20:090
3053899230,1cyclictest0-21swapper/321:42:423
3053899230,0cyclictest141rcu_preempt21:25:473
30536992321,1cyclictest6568-21apache223:47:252
30536992321,1cyclictest6560-21apache223:28:222
30536992321,1cyclictest6560-21apache200:04:142
30536992320,2cyclictest6568-21apache223:19:092
3053299230,23cyclictest0-21swapper/123:48:231
3053299230,1cyclictest0-21swapper/123:55:221
3053299230,1cyclictest0-21swapper/123:08:551
30528992321,1cyclictest6568-21apache221:27:070
30528992321,1cyclictest6560-21apache223:42:130
3052899231,21cyclictest23113-21diskmemload22:48:060
3052899231,20cyclictest23113-21diskmemload23:52:420
3052899231,20cyclictest23113-21diskmemload22:22:550
3052899231,19cyclictest9672-21sed00:34:590
3052899230,4cyclictest23113-21diskmemload22:30:470
3053899223,19cyclictest23113-21diskmemload21:58:313
30538992216,4cyclictest39-21ksoftirqd/323:42:383
3053899221,13cyclictest141rcu_preempt22:45:423
30536992220,1cyclictest6568-21apache223:50:492
30536992220,1cyclictest6568-21apache222:57:452
30536992220,1cyclictest6568-21apache222:47:412
30536992220,1cyclictest6560-21apache223:01:212
30536992220,1cyclictest6560-21apache200:08:062
30536992219,2cyclictest30537-21apache200:12:402
3053299223,1cyclictest141rcu_preempt00:34:051
3053299221,20cyclictest23113-21diskmemload22:12:291
3053299220,3cyclictest0-21swapper/123:01:501
3053299220,2cyclictest0-21swapper/122:05:471
3052899226,15cyclictest328-21gltestperf21:15:160
3052899222,16cyclictest2021-21fschecks_time21:55:160
30528992220,1cyclictest6568-21apache200:02:360
3052899221,20cyclictest23113-21diskmemload22:35:290
3052899221,20cyclictest23113-21diskmemload22:35:290
3052899220,3cyclictest0-21swapper/019:40:130
3052899220,22cyclictest23113-21diskmemload23:00:440
3052899220,1cyclictest0-21swapper/000:17:400
30538992117,3cyclictest39-21ksoftirqd/323:58:533
30536992119,1cyclictest6568-21apache222:54:332
30536992119,1cyclictest6568-21apache222:35:062
30536992119,1cyclictest6568-21apache222:35:052
30536992119,1cyclictest6568-21apache222:31:062
30536992119,1cyclictest6560-21apache223:44:282
30536992119,1cyclictest6560-21apache223:22:572
30536992119,1cyclictest6560-21apache222:19:542
30536992119,1cyclictest6560-21apache222:02:012
30536992119,1cyclictest6560-21apache221:22:172
30536992119,1cyclictest30537-21apache200:34:342
30536992119,1cyclictest30537-21apache200:17:232
3053299219,2cyclictest25-21ksoftirqd/122:47:041
3053299211,19cyclictest6440-21kernelversion19:25:171
3053299210,3cyclictest0-21swapper/122:25:151
3052899212,18cyclictest0-21swapper/021:25:010
3052899211,18cyclictest23113-21diskmemload21:10:170
3052899210,20cyclictest8429-21expr23:35:240
3053899202,1cyclictest141rcu_preempt22:37:033
3053899202,1cyclictest141rcu_preempt22:37:033
30538992015,4cyclictest39-21ksoftirqd/321:30:163
30536992018,1cyclictest6568-21apache223:09:102
30536992018,1cyclictest6568-21apache222:24:132
30536992017,2cyclictest30553-21apache200:35:312
3053299200,2cyclictest0-21swapper/121:23:071
30528992018,1cyclictest6560-21apache221:37:110
3052899201,17cyclictest20440-21fschecks_count19:55:150
3052899200,19cyclictest0-21swapper/019:35:120
3052899200,17cyclictest0-21swapper/000:10:580
30538991918,1cyclictest0-21swapper/300:28:163
30536991917,1cyclictest6568-21apache221:37:382
30536991917,1cyclictest6568-21apache221:11:272
30536991917,1cyclictest6560-21apache223:59:552
30536991917,1cyclictest6560-21apache222:25:352
30532991918,1cyclictest0-21swapper/119:30:341
30532991916,1cyclictest0-21swapper/100:15:471
3053899185,10cyclictest361irq_work/300:05:353
3053899181,0cyclictest141rcu_preempt21:49:103
3053899180,2cyclictest0-21swapper/321:10:063
3053899180,1cyclictest141rcu_preempt22:33:373
30536991816,1cyclictest6568-21apache221:17:072
30536991816,1cyclictest6560-21apache221:53:332
30536991816,1cyclictest32-21ksoftirqd/223:12:392
30536991816,1cyclictest30537-21apache200:21:082
30536991816,1cyclictest26184-21diskstats00:25:162
30532991812,2cyclictest25-21ksoftirqd/123:24:201
3053299180,18cyclictest0-21swapper/122:40:301
3053299180,15cyclictest0-21swapper/121:17:551
3052899188,10cyclictest0-21swapper/021:05:200
3053899175,4cyclictest39-21ksoftirqd/300:00:183
30538991715,1cyclictest39-21ksoftirqd/323:31:133
30536991715,1cyclictest6568-21apache223:38:442
30536991715,1cyclictest6568-21apache221:49:142
30536991714,2cyclictest6568-21apache222:06:482
30532991716,1cyclictest0-21swapper/122:03:391
3053299170,3cyclictest0-21swapper/121:34:461
3053299170,2cyclictest0-21swapper/100:01:541
3053299170,1cyclictest0-21swapper/123:37:331
3053299170,17cyclictest0-21swapper/121:51:241
3053299170,14cyclictest0-21swapper/121:43:391
3052899170,1cyclictest0-21swapper/020:45:220
3052899170,16cyclictest0-21swapper/019:50:110
3052899170,14cyclictest8349-21unixbench_multi20:35:240
30538991612,3cyclictest39-21ksoftirqd/323:10:103
3053899160,1cyclictest0-21swapper/321:21:083
3053899160,13cyclictest23113-21diskmemload00:15:183
30536991614,1cyclictest6560-21apache223:31:562
30536991614,1cyclictest6560-21apache222:13:492
30536991614,1cyclictest6560-21apache221:41:552
30536991614,1cyclictest0-21swapper/221:34:442
30532991612,3cyclictest25-21ksoftirqd/121:10:111
3053299161,15cyclictest0-21swapper/100:20:591
3053299160,1cyclictest141rcu_preempt22:34:531
3052899162,7cyclictest10048-21munin-run19:35:000
3053899158,6cyclictest39-21ksoftirqd/321:05:003
30538991513,2cyclictest28718-21kworker/u8:000:11:173
30538991511,1cyclictest39-21ksoftirqd/321:15:273
30538991510,4cyclictest39-21ksoftirqd/323:35:073
30536991513,1cyclictest6560-21apache221:25:142
3053299159,1cyclictest25-21ksoftirqd/121:46:451
30532991513,1cyclictest32548-21unixbench-2d23:30:261
30532991511,3cyclictest25-21ksoftirqd/121:27:301
3053299150,3cyclictest22951-21kworker/1:123:12:351
3052899158,6cyclictest18213-21chrt20:58:330
3052899158,6cyclictest11317-21date20:45:010
3052899150,2cyclictest0-21swapper/019:25:240
3053899148,2cyclictest9814-21tail20:40:143
3053899147,1cyclictest39-21ksoftirqd/320:10:003
30538991413,1cyclictest381rcuc/300:23:493
30538991413,1cyclictest0-21swapper/323:18:573
3053899140,3cyclictest0-21swapper/321:54:543
30532991414,0cyclictest0-21swapper/100:26:271
30532991412,2cyclictest25-21ksoftirqd/122:20:001
30532991412,1cyclictest23113-21diskmemload23:42:381
3053299140,2cyclictest0-21swapper/122:36:101
3053299140,2cyclictest0-21swapper/122:36:091
3052899147,6cyclictest15660-21taskset20:51:170
3052899147,6cyclictest15660-21taskset20:51:160
3052899141,1cyclictest0-21swapper/020:10:140
30528991411,2cyclictest16583-21wc19:45:260
3053899137,5cyclictest6560-21apache219:55:113
3053899134,5cyclictest0-21swapper/322:40:123
3053899133,4cyclictest39-21ksoftirqd/321:35:143
3053899132,2cyclictest141rcu_preempt19:50:133
3053899132,10cyclictest4267-21ntp_states19:20:153
30538991310,3cyclictest39-21ksoftirqd/323:29:513
30538991310,2cyclictest17885-21grep20:55:263
3053899130,3cyclictest0-21swapper/323:50:303
3053699139,3cyclictest22323-21grep21:05:212
3053699139,3cyclictest12220-21head20:45:172
30536991311,1cyclictest32-21ksoftirqd/222:40:042
30536991311,1cyclictest1371-21grep19:15:162
30536991310,2cyclictest5231-21turbostat.cron19:25:012
3053299134,1cyclictest141rcu_preempt23:26:071
3053299130,2cyclictest225-21systemd-journal00:10:011
3053299130,11cyclictest0-21swapper/123:17:551
3052899137,5cyclictest32634-21taskset19:12:060
3052899137,5cyclictest31178-21taskset20:16:380
3052899136,6cyclictest19775-21grep21:00:210
3052899132,9cyclictest2603-21interrupts20:25:180
3052899130,1cyclictest0-21swapper/020:20:140
3052899130,1cyclictest0-21swapper/020:05:140
3053899129,2cyclictest9155-21tr19:30:213
3053899129,2cyclictest31653-21date20:20:003
3053899129,2cyclictest21463-21ssh23:05:153
3053899129,2cyclictest2021-21ssh22:15:013
3053899129,2cyclictest16112-21wc20:55:013
3053899129,2cyclictest16112-21wc20:55:013
3053899129,2cyclictest1492-21date20:25:003
3053899125,2cyclictest141rcu_preempt19:35:233
3053899122,1cyclictest141rcu_preempt23:45:143
3053899120,12cyclictest0-21swapper/322:53:593
3053699129,2cyclictest8204-21tr19:30:142
3053699129,2cyclictest24471-21wc20:04:592
3053699129,2cyclictest16267-21ls19:45:222
3053699129,2cyclictest14909-21cat20:50:192
3053699129,2cyclictest14909-21cat20:50:182
3053699129,2cyclictest11244-21cat20:44:592
3053699127,4cyclictest32-21ksoftirqd/220:40:002
3053299129,2cyclictest2842-21turbostat.cron19:20:011
3053299129,2cyclictest18515-21cat21:00:011
3053299128,3cyclictest17680-21tr19:50:121
3053299127,4cyclictest25-21ksoftirqd/121:55:251
3053299124,4cyclictest13345-21kworker/1:220:50:131
3053299124,4cyclictest13345-21kworker/1:220:50:121
30532991211,1cyclictest0-21swapper/121:37:081
3053299121,10cyclictest0-21swapper/122:20:081
3053299120,11cyclictest0-21swapper/122:56:141
3052899128,3cyclictest4367-21grep20:30:100
3053899119,2cyclictest28309-21grep20:10:223
3053899119,2cyclictest15389-21expr19:45:153
3053899119,1cyclictest236362sleep320:00:253
3053899119,1cyclictest19839-21grep22:25:163
3053899119,1cyclictest14466-21expr23:20:133
3053899119,1cyclictest12244-21sed20:45:173
3053899118,2cyclictest727-21basename19:15:143
3053899118,2cyclictest2475-21head20:25:153
3053899118,2cyclictest22105-21grep21:05:193
3053899118,2cyclictest20940-21sh22:06:073
3053899118,2cyclictest12620-21ssh22:20:253
3053899110,11cyclictest13144-21cat19:40:153
3053699119,1cyclictest31026-21grep20:15:262
3053699118,2cyclictest361-21uname20:20:202
3053699118,2cyclictest31486-21head19:10:162
3053699118,2cyclictest2397-21grep20:25:162
3053699118,2cyclictest21917-21cron20:00:002
3053699118,2cyclictest18192-21grep19:50:152
3053699118,2cyclictest11513-21cut19:35:192
3053699117,3cyclictest13752-21cat19:40:192
3053699113,3cyclictest17739-21cat20:55:262
3053699113,2cyclictest141rcu_preempt21:00:172
3053699111,3cyclictest0-21swapper/220:30:112
3053299119,1cyclictest31931-21egrep20:20:151
3053299119,1cyclictest312652sleep120:17:421
3053299119,1cyclictest21491-21sed19:55:251
3053299119,1cyclictest12143-21seq19:36:431
3053299118,2cyclictest9069-21chrt20:40:061
3053299118,2cyclictest8590-21chrt20:37:101
3053299118,2cyclictest22172-21taskset20:00:031
3053299118,2cyclictest16792-21sed19:45:271
3053299118,2cyclictest13286-21chrt20:46:161
3053299117,4cyclictest20796-21cat21:05:011
3053299115,1cyclictest32615-21/usr/sbin/munin23:50:151
3053299112,2cyclictest141rcu_preempt20:10:171
3053299110,8cyclictest30769-21apt-get19:10:121
3052899118,2cyclictest959-21grep19:15:140
3053899109,1cyclictest7850-21grep20:35:193
3053899109,1cyclictest7491-21chrt19:27:573
3053899107,2cyclictest30748-21bc19:10:113
3053899104,3cyclictest4283-21apt-get20:30:113
3053699108,1cyclictest7560-21taskset19:28:502
3053699108,1cyclictest26686-21cron20:10:002
3053699107,2cyclictest28549-21sed20:10:252
3053299109,1cyclictest228932sleep121:07:241
3053299108,1cyclictest4769-21grep20:30:131
3053299108,1cyclictest25683-21cat20:05:191
3053299108,1cyclictest13313-21tune2fs19:40:161
3053299107,2cyclictest2410-21head20:25:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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