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2026-01-13 - 21:52
[ 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 Jan 13, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1718029664,6sleep10-21swapper/107:07:031
1738529468,8sleep20-21swapper/207:09:412
1735828875,9sleep00-21swapper/007:09:190
1713728067,9sleep30-21swapper/307:06:273
117822570,0sleep30-21swapper/310:48:273
17500992321,1cyclictest0-21swapper/210:16:382
1750299223,2cyclictest707-21awk11:40:003
17496992220,1cyclictest6822-21smartctl10:45:181
17496992220,1cyclictest26968-21smartctl11:35:291
1749699220,19cyclictest0-21swapper/110:42:411
17492992219,2cyclictest6303-21grep10:25:270
1749299221,20cyclictest0-21swapper/009:28:370
17500992118,2cyclictest2337-21grep09:45:132
1749699210,21cyclictest0-21swapper/110:54:411
1750299200,1cyclictest0-21swapper/311:17:163
17492992018,1cyclictest19588-21grep09:15:190
17502991915,2cyclictest0-21swapper/311:05:043
1750299190,19cyclictest0-21swapper/311:56:023
17500991913,3cyclictest32-21ksoftirqd/210:55:102
17492991911,6cyclictest537-21snmpd12:05:540
17502991817,1cyclictest0-21swapper/309:37:283
1750299181,6cyclictest0-21swapper/311:20:173
17502991816,1cyclictest4808-21grep12:20:183
1750099185,1cyclictest0-21swapper/209:55:532
1750099180,1cyclictest0-21swapper/209:44:552
17496991815,3cyclictest0-21swapper/110:07:401
17492991818,0cyclictest0-21swapper/010:56:280
17500991716,1cyclictest0-21swapper/211:38:242
17500991714,2cyclictest10406-21grep11:45:172
1750099171,1cyclictest141rcu_preempt10:50:552
1750099170,3cyclictest0-21swapper/209:25:192
17496991716,1cyclictest0-21swapper/111:42:361
17496991714,1cyclictest0-21swapper/110:01:191
1749699170,1cyclictest0-21swapper/111:09:041
1749699170,12cyclictest0-21swapper/110:35:391
1750299167,8cyclictest0-21swapper/312:12:383
17502991614,1cyclictest30443-21smartctl12:35:283
17500991614,2cyclictest32-21ksoftirqd/211:43:032
17500991613,2cyclictest0-21swapper/212:15:202
1750099160,15cyclictest0-21swapper/210:42:162
1749699160,2cyclictest0-21swapper/109:50:581
1749699160,15cyclictest0-21swapper/111:18:271
1749299165,9cyclictest0-21swapper/007:45:130
1749299164,8cyclictest18307-21diskstats07:10:160
17492991613,2cyclictest13-21ksoftirqd/011:39:090
1749299160,3cyclictest0-21swapper/010:20:200
1749299160,16cyclictest0-21swapper/011:04:370
1749299160,16cyclictest0-21swapper/007:15:010
1750299150,0cyclictest0-21swapper/310:05:363
17500991514,1cyclictest0-21swapper/211:30:122
17500991513,1cyclictest28575-21apt-get10:20:142
1750099150,1cyclictest0-21swapper/212:35:122
1750099150,1cyclictest0-21swapper/211:12:482
1750099150,15cyclictest0-21swapper/211:59:312
17496991514,0cyclictest0-21swapper/110:11:241
17496991513,1cyclictest515-21ssh12:18:041
17496991512,2cyclictest31754-21chrt11:00:151
17496991512,2cyclictest30672-21munin-run10:59:591
1749699150,1cyclictest0-21swapper/112:23:081
1749699150,1cyclictest0-21swapper/109:20:241
17492991510,3cyclictest15507-21ls10:50:190
1749299150,15cyclictest0-21swapper/010:47:410
1750299149,4cyclictest2918-21grep09:25:223
17502991412,1cyclictest17483-21cyclictest09:43:133
17502991411,2cyclictest20990-21ssh09:55:263
17502991410,3cyclictest26819-21grep07:25:273
1750299140,6cyclictest0-21swapper/309:20:153
1750099141,1cyclictest141rcu_preempt10:26:202
1750099141,12cyclictest12818-21/usr/sbin/munin10:30:142
17500991410,3cyclictest21704-21tr10:35:172
1750099140,4cyclictest0-21swapper/209:37:282
1749699141,4cyclictest225-21systemd-journal09:03:571
17496991412,2cyclictest25-21ksoftirqd/112:28:101
1749699140,12cyclictest17969-21grep07:10:141
1749299143,9cyclictest0-21swapper/008:50:130
17492991414,0cyclictest0-21swapper/011:27:150
17492991413,0cyclictest0-21swapper/010:11:240
113262140,2sleep30-21swapper/310:29:123
1750299139,3cyclictest30983-21ssh11:00:003
1750299139,3cyclictest10154-21grep09:30:163
1750299139,2cyclictest9695-21cut11:45:143
1750299134,6cyclictest22292-21cron08:30:003
1750299132,7cyclictest17952-21apache_processe11:50:123
17502991310,2cyclictest31252-21wc08:45:283
17502991310,2cyclictest29333-21grep10:00:273
17502991310,2cyclictest23330-21cut10:55:143
17502991310,2cyclictest22837-21grep08:30:163
17502991310,2cyclictest18829-21chrt10:14:253
17502991310,2cyclictest14003-21cat10:30:193
1750299130,13cyclictest32568-21kworker/u8:110:52:223
1750099139,2cyclictest636-21grep07:40:162
1750099138,5cyclictest291irq_work/211:04:392
1750099131,1cyclictest18930-21ssh09:15:132
17500991311,1cyclictest32-21ksoftirqd/211:08:372
17500991310,2cyclictest8533-21grep09:05:222
17500991310,2cyclictest5987-21cut10:45:142
17500991310,2cyclictest26038-21grep08:35:202
17500991310,2cyclictest22536-21taskset08:30:122
17500991310,2cyclictest19900-21cut07:15:002
17500991310,2cyclictest11297-21ssh09:10:222
1750099130,1cyclictest0-21swapper/209:23:522
1750099130,13cyclictest0-21swapper/212:27:012
1750099130,11cyclictest0-21swapper/212:11:402
1749699139,3cyclictest10052-21grep08:00:141
1749699135,4cyclictest225-21systemd-journal09:20:001
1749699134,5cyclictest0-21swapper/109:35:231
17496991312,1cyclictest0-21swapper/109:55:271
1749699131,1cyclictest9458-21diskmemload09:46:351
17496991310,2cyclictest441-21sed08:50:151
17496991310,2cyclictest26629-21grep09:40:181
17496991310,2cyclictest24847-21cat11:34:591
17496991310,2cyclictest20573-21grep07:15:141
17496991310,2cyclictest0-21swapper/111:10:221
1749699130,1cyclictest9458-21diskmemload12:05:321
1749299132,6cyclictest28039-21munin-run10:20:010
17492991310,3cyclictest0-21swapper/012:12:420
17492991310,2cyclictest28975-21cat07:30:250
17492991310,2cyclictest25826-21cron11:55:000
17492991310,2cyclictest2067-21grep11:40:170
17492991310,2cyclictest17472-21wc09:34:590
1749299130,3cyclictest0-21swapper/010:36:490
1749299130,2cyclictest141rcu_preempt11:45:350
1749299130,2cyclictest0-21swapper/009:20:330
1750299129,2cyclictest8617-21wc09:05:223
1750299129,2cyclictest5667-21sed09:00:163
1750299129,2cyclictest32221-21cron07:40:003
1750299129,2cyclictest3098-21sort07:45:173
1750299129,2cyclictest2984-21grep09:45:163
1750299129,2cyclictest27196-21wc08:40:013
1750299129,2cyclictest2195-21cron07:44:593
1750299129,2cyclictest17647-21grep11:30:173
1750299129,2cyclictest13181-21grep12:25:203
1750299129,2cyclictest10584-21sed08:00:173
1750299129,2cyclictest10274-21grep09:10:163
1750299128,3cyclictest3374-21cat12:00:183
1750299128,3cyclictest29429-21tail10:20:183
1750299128,3cyclictest2767-21grep08:55:133
1750299127,3cyclictest0-21swapper/310:38:143
1750299126,1cyclictest31110-21ntp_states10:40:213
1750299123,8cyclictest1235-21ntpd08:20:193
1750299121,9cyclictest0-21swapper/309:53:333
1750099129,2cyclictest775-21sort11:20:172
1750099129,2cyclictest3240-21head12:00:172
1750099129,2cyclictest28224-21grep10:00:172
1750099129,2cyclictest25849-21head07:25:182
1750099129,2cyclictest21060-21head07:15:162
1750099129,2cyclictest11420-21cron12:24:592
1750099128,3cyclictest7030-21dump-pmu-power09:05:002
1750099128,3cyclictest31868-21cron08:50:002
1750099128,3cyclictest2049-21munin-plugin-st08:54:592
1750099128,3cyclictest16335-21ssh10:12:282
1750099124,5cyclictest74342sleep207:55:132
1750099123,4cyclictest32-21ksoftirqd/212:30:232
1750099120,12cyclictest0-21swapper/212:07:532
1750099120,11cyclictest0-21swapper/211:15:462
1749699129,2cyclictest9389-21tail11:25:181
1749699129,2cyclictest896-21tail11:20:171
1749699129,2cyclictest5028-21/usr/sbin/munin07:50:181
1749699129,2cyclictest4241-21basename12:39:591
1749699129,2cyclictest25813-21head07:25:181
1749699129,2cyclictest23595-21cat08:30:201
1749699129,2cyclictest18363-21df08:20:151
1749699129,2cyclictest17658-21cat08:20:001
1749699128,3cyclictest11217-21tail09:10:211
1749699127,2cyclictest27096-21cron08:40:011
1749699125,1cyclictest0-21swapper/110:19:131
1749699121,2cyclictest225-21systemd-journal11:49:591
17496991210,1cyclictest29871-21cat07:34:591
1749699120,1cyclictest0-21swapper/111:56:411
1749699120,12cyclictest4791-21ssh09:26:471
1749299129,2cyclictest30032-21grep08:45:170
1749299129,2cyclictest28393-21grep11:55:290
1749299129,2cyclictest27056-21grep09:40:200
1749299129,2cyclictest20219-21strings09:55:180
1749299129,2cyclictest18665-21sed09:35:180
1749299129,2cyclictest12862-21rm11:08:120
1749299129,2cyclictest12482-21df12:25:160
1749299129,2cyclictest10336-21ssh09:10:160
1749299128,3cyclictest16292-21ssh11:10:170
17492991211,1cyclictest0-21swapper/011:15:130
1749299120,11cyclictest16122-21grep08:15:130
1750299118,2cyclictest5133-21taskset11:41:553
1750299118,2cyclictest28666-21sh12:15:193
1750299118,2cyclictest23378-21cut07:20:233
1750299118,2cyclictest19124-21grep09:15:143
1750299118,2cyclictest1877-21taskset08:53:003
1750299118,2cyclictest12513-21ssh11:27:023
1750299118,2cyclictest11970-21head12:05:183
1750299117,3cyclictest29144-21sed07:30:263
1750299111,6cyclictest20510-21cstates10:15:143
1750299110,6cyclictest0-21swapper/311:12:313
1750099118,2cyclictest9797-21taskset08:00:102
1750099118,2cyclictest4142-21sort10:05:172
1750099118,2cyclictest32158-21sshd07:39:172
1750099118,2cyclictest29465-21taskset07:32:552
1750099118,2cyclictest29241-21taskset08:41:472
1750099118,2cyclictest12708-21ssh09:31:242
1750099118,2cyclictest12475-21ssh11:27:002
1750099118,2cyclictest10923-21tr09:50:142
1750099111,5cyclictest225-21systemd-journal08:10:002
17500991110,1cyclictest0-21swapper/208:25:242
1750099110,6cyclictest0-21swapper/211:50:422
1749699118,2cyclictest9323-21taskset09:08:341
1749699118,2cyclictest23412-21ssh12:31:171
1749699118,2cyclictest2257-21ssh12:00:071
1749699118,2cyclictest21898-21ssh11:51:571
1749699118,2cyclictest19501-21expr12:10:131
1749699118,2cyclictest13937-21vmstat08:05:261
1749699118,2cyclictest11398-21grep09:30:251
1749699111,8cyclictest8572-21ntp_kernel_pll_07:55:191
1749699110,10cyclictest30994-21ssh10:20:461
1749699110,10cyclictest13458-21sed10:30:141
1749299118,2cyclictest4469-21ssh09:45:390
1749299118,2cyclictest4448-21ssh12:00:290
1749299118,2cyclictest3651-21grep10:05:160
1749299118,2cyclictest32469-21ssh11:20:110
1749299118,2cyclictest32076-21taskset07:38:150
1749299118,2cyclictest30075-21sh10:00:570
1749299118,2cyclictest29441-21taskset08:44:220
1749299118,2cyclictest2803-21grep08:55:130
1749299118,2cyclictest25586-21df07:25:170
1749299118,2cyclictest25251-21wc08:35:150
1749299118,2cyclictest24545-21taskset08:33:310
1749299118,2cyclictest20338-21ssh12:30:130
1749299118,2cyclictest1986-21ssh12:19:110
1749299118,2cyclictest18970-21ntp_states08:20:200
1749299118,2cyclictest18454-21ssh11:30:230
1749299118,2cyclictest16350-21ssh10:31:340
1749299118,2cyclictest12952-21grep08:05:160
1749299118,2cyclictest12843-21ssh09:50:370
1749299118,2cyclictest10009-21ssh12:23:540
1749299117,3cyclictest5655-21grep09:00:160
17492991110,1cyclictest0-21swapper/010:44:230
1749299110,10cyclictest31454-21ssh12:35:590
1750299108,1cyclictest7645-21cat07:55:143
1750299108,1cyclictest28935-21wc08:40:273
1750299108,1cyclictest18848-21awk07:10:213
1750299108,1cyclictest148642sleep308:11:313
1750299107,2cyclictest5696-21cut07:50:153
1750299107,2cyclictest21041-21tail07:15:153
1750299107,2cyclictest20224-21ssh12:30:093
1750299107,2cyclictest16081-21sort08:15:133
1750299107,2cyclictest13296-21tail08:05:203
1750099108,1cyclictest5275-21wc07:50:132
1750099108,1cyclictest2878-21expr07:45:162
1750099108,1cyclictest19823-21taskset08:23:512
1750099107,2cyclictest16342-21sed08:15:142
1749699108,1cyclictest7346-21ssh10:26:051
1749699108,1cyclictest44332sleep107:48:171
1749699108,1cyclictest43132sleep108:56:011
1749699108,1cyclictest27867-21expr08:40:161
1749699107,2cyclictest31766-21taskset08:48:471
1749699107,2cyclictest24355-21grep07:20:321
1749699107,2cyclictest22059-21chrt08:27:041
1749699107,2cyclictest14760-21taskset08:10:121
1749299107,2cyclictest9098-21taskset09:06:120
1749299107,2cyclictest5005-21test07:50:010
1749299107,2cyclictest32574-21aten2_r7power_e07:40:160
1749299107,2cyclictest23783-21wc07:20:240
1749299107,2cyclictest20826-21expr08:25:270
1749299100,9cyclictest149932sleep008:13:130
175009997,1cyclictest24842sleep208:55:062
175009997,1cyclictest22936-21grep07:20:202
175009997,1cyclictest14769-21chrt08:10:182
174969998,1cyclictest31879-21taskset07:35:401
174969996,2cyclictest379-21expr07:40:171
174929997,1cyclictest9407-21taskset07:58:240
174929996,2cyclictest11446-21grep08:00:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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