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2026-01-18 - 07:58
[ 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 #c, 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 rackcslot7s.osadl.org (updated Sun Jan 18, 2026 00:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4110941210646,17sleep30-21swapper/319:05:133
4110941210646,17sleep30-21swapper/319:05:133
41912212920,6sleep1251rcuc/122:55:121
197399790,69rtkit-daemon0-21swapper/219:05:322
197399790,69rtkit-daemon0-21swapper/219:05:312
411237227340,9sleep10-21swapper/119:09:481
411237227340,9sleep10-21swapper/119:09:481
411213526443,14sleep00-21swapper/019:06:470
411213526443,14sleep00-21swapper/019:06:470
197399600,9rtkit-daemon1972-21rtkit-daemon22:47:352
197399600,9rtkit-daemon1972-21rtkit-daemon19:33:522
197399560,9rtkit-daemon1972-21rtkit-daemon22:38:293
41692882550,5sleep0161rcuc/021:50:290
41692882550,5sleep0161rcuc/021:50:280
41659442550,14sleep342-21ksoftirqd/321:40:293
197399550,9rtkit-daemon1972-21rtkit-daemon19:14:583
411256499521,45cyclictest4115690-21ntpq19:15:243
411255699519,15cyclictest4160365-21sed21:25:221
411255699519,15cyclictest4160365-21sed21:25:221
197399500,35rtkit-daemon4131504-21sed20:00:291
411256499492,42cyclictest4120933-21ntp_states19:30:553
4112564994915,29cyclictest20160-40logrotate00:00:003
4112564994911,12cyclictest12658-21cat23:35:303
411255999490,44cyclictest1972-21rtkit-daemon19:12:532
4112564994816,28cyclictest4162235-21ntp_states21:30:253
411256499481,42cyclictest4157498-40lsb_release21:17:043
4112564994813,30cyclictest2224-21timerwakeupswit23:05:293
4112564994813,30cyclictest2224-21timerwakeupswit23:05:293
4112564994811,32cyclictest0-21swapper/321:25:273
4112564994811,32cyclictest0-21swapper/321:25:273
411255699487,15cyclictest4164955-21apt21:40:121
411255699486,18cyclictest4158893-21taskset21:20:271
411255699485,14cyclictest4140228-21ls20:25:291
4112556994827,17cyclictest8911-21cat23:25:211
197399480,35rtkit-daemon4150147-21/usr/sbin/munin20:55:290
197399480,33rtkit-daemon0-21swapper/122:05:271
4112564994718,25cyclictest4174601-21grep22:05:223
4112564994714,28cyclictest4148929-21latency20:50:203
4112564994713,29cyclictest4118388-21/usr/sbin/munin19:25:203
411255699478,16cyclictest4194139-21sed23:00:291
411255699470,29cyclictest4181203-21df_inode22:25:151
197399470,29rtkit-daemon4156258-21apt21:15:121
411256499462,7cyclictest4134853-21python320:10:263
4112564994618,24cyclictest4497-21PK-Backend23:28:223
4112564994617,24cyclictest27719-21ls00:20:153
4112564994616,26cyclictest4181788-21timerandwakeup22:25:303
4112564994614,28cyclictest23279-21users00:05:313
4112564994611,11cyclictest4164010-21proc_pri21:35:263
4112564994610,11cyclictest4167470-21proc_pri21:45:283
411255699469,11cyclictest5565-21ntp_states23:15:231
411255699468,21cyclictest12168-21basename23:35:191
411255699468,10cyclictest4116448-21munin-run19:20:011
411255699467,21cyclictest16544-21seq23:48:031
411255699461,17cyclictest4135327-21taskset20:13:401
411256499452,37cyclictest4150385-21ls20:55:143
4112564994518,23cyclictest4497-21PK-Backend19:55:063
4112564994517,23cyclictest4139152-21/usr/sbin/munin20:25:263
4112564994515,25cyclictest4168968-21latency21:50:213
4112564994515,25cyclictest4168968-21latency21:50:213
411256499451,39cyclictest4121853-21/usr/sbin/munin19:35:183
411255699458,11cyclictest4183736-21seq22:31:281
411255699451,28cyclictest20868-21hddtemp_smartct00:00:171
411255699451,15cyclictest4152317-21latency_hist21:05:011
411255699451,15cyclictest4152317-21latency_hist21:05:001
411255699450,20cyclictest4132627-21df20:05:151
411256499441,39cyclictest1054-21snmpd20:10:023
411256499441,38cyclictest111542sleep323:31:053
4112564994410,11cyclictest4193845-21cat23:00:213
4112564994410,11cyclictest20536-21cpuspeed00:00:123
411255699446,16cyclictest4118389-21acpi19:25:121
411255699444,14cyclictest4167335-21taskset21:45:241
411255699443,19cyclictest4164091-21python321:35:261
4112556994426,12cyclictest438-20systemd-journal20:40:591
411255699442,20cyclictest4169072-21grep21:50:231
411255699442,20cyclictest4169072-21grep21:50:221
411255699441,18cyclictest4141933-21expr20:30:291
411255699440,16cyclictest14528-21wc23:40:271
411256499439,11cyclictest4190523-21cat22:50:313
411256499432,7cyclictest26739-21users00:15:293
4112564994319,20cyclictest4141391-21irqstats20:30:213
4112564994315,24cyclictest6527-21/usr/sbin/munin23:20:273
4112564994315,24cyclictest24599-21needreboot00:10:213
4112564994311,10cyclictest4148080-21cat20:50:013
4112564994310,11cyclictest4159308-21seq21:22:513
4112559994331,8cyclictest4092-21snapd22:43:092
4112559994331,8cyclictest4092-21snapd22:43:092
411255699439,11cyclictest1914-21python323:05:281
411255699439,11cyclictest1914-21python323:05:271
411255699432,16cyclictest24795-21python300:10:261
4112551994321,10cyclictest9929-21cat23:30:020
197399430,34rtkit-daemon4112546-21cyclictest19:23:073
411256499428,9cyclictest4155880-21sort21:15:023
4112564994218,20cyclictest4130501-21/usr/sbin/munin20:00:223
4112564994213,24cyclictest0-21swapper/322:15:133
411256499421,15cyclictest4145566-21ls20:40:333
411256499421,13cyclictest6463-21sed23:20:013
411255699429,11cyclictest4152903-21df_inode21:05:131
411255699429,10cyclictest4124192-21memory19:40:211
411255699428,18cyclictest4186400-21df_inode22:40:151
411255699428,18cyclictest4186400-21df_inode22:40:151
4112556994218,20cyclictest976-21rs:main1
4112556994213,10cyclictest4190646-21taskset22:51:171
411255699420,18cyclictest4122323-21iwlist19:35:201
411255699420,16cyclictest4176991-21taskset22:13:501
4112551994221,17cyclictest4145806-40lsb_release20:41:050
197399420,30rtkit-daemon0-21swapper/021:45:160
411256499412,12cyclictest4191582-21/usr/sbin/munin22:55:153
4112564994117,20cyclictest3751-21needreboot23:10:223
4112564994116,21cyclictest4497-21PK-Backend00:29:433
4112564994116,20cyclictest14735-21chrt23:42:343
411256499411,13cyclictest4188376-21grep22:45:213
411255699418,10cyclictest4143739-21runrttasks20:35:311
411255699418,10cyclictest4143739-21runrttasks20:35:301
411255699417,11cyclictest23065-21python300:05:271
411255699417,10cyclictest4117425-21ntp_states19:20:251
82392400,5chrt0-21swapper/123:25:021
4112564994012,23cyclictest0-21swapper/320:15:303
411256499401,13cyclictest4172970-21awk22:00:303
411256499401,13cyclictest16740-21sleep23:50:003
411255699407,13cyclictest4126582-21runrttasks19:47:261
411255699405,15cyclictest4149752-21taskset20:53:161
4112564993924,11cyclictest31217-21latency_hist00:35:003
4112564993914,21cyclictest4170730-21memory21:55:233
4112564993913,7cyclictest931-21irqbalance21:00:073
4112564993913,7cyclictest931-21irqbalance21:00:073
411256499391,13cyclictest4143188-21wc20:35:193
411256499391,13cyclictest4143188-21wc20:35:193
411256499391,13cyclictest4138881-21chrt20:24:513
411256499391,13cyclictest1054-21snmpd22:40:193
411256499391,13cyclictest1054-21snmpd22:40:193
4112559993920,14cyclictest4123976-21df_inode19:40:162
411255699397,27cyclictest4128672-21date19:55:021
197399390,32rtkit-daemon1054-21snmpd19:42:143
411256499389,8cyclictest4125494-21tr19:45:153
411256499381,13cyclictest31455-21chrt00:35:113
411256499381,13cyclictest31455-21chrt00:35:103
4112559993819,14cyclictest27755-21df00:20:152
411255699385,10cyclictest4184270-21/usr/sbin/munin22:35:161
4112556993816,18cyclictest4113108-21diskstats19:10:161
411255199382,9cyclictest29861-21ntp_states00:25:220
4112551993829,6cyclictest6274-21cron23:20:000
4112551993824,10cyclictest4132021-21systemd20:05:020
197399380,26rtkit-daemon4497-21PK-Backend21:30:440
41682072370,5chrt0-21swapper/221:50:022
411256499379,6cyclictest0-21swapper/319:50:293
411256499378,5cyclictest0-21swapper/322:14:183
411256499372,11cyclictest4180417-21chrt22:23:203
4112559993720,13cyclictest4134283-21expr20:10:142
4112559993720,12cyclictest4162209-21ntp_kernel_pll_21:30:222
4112559993719,13cyclictest438-20systemd-journal20:33:592
4112559993719,13cyclictest16321-21systemd-udevd23:45:382
411255999371,13cyclictest41165472cat19:20:022
411255699378,9cyclictest11145-21sshd23:30:571
411255699375,27cyclictest4146879-21interrupts20:45:211
4112556993724,9cyclictest4179162-21cpuspeed22:20:121
411255699372,14cyclictest4162446-21timerandwakeup21:30:281
4112556993720,12cyclictest438-20systemd-journal21:15:001
4112551993726,7cyclictest4127278-21cstates19:50:140
4112551993725,9cyclictest13-21ksoftirqd/023:07:430
4112551993725,9cyclictest13-21ksoftirqd/023:07:420
4112551993721,12cyclictest4177267-21sed22:15:020
4112551993720,13cyclictest4178430-21sed22:15:300
4112551993712,11cyclictest4183699-21sshd22:30:580
197399370,28rtkit-daemon1972-21rtkit-daemon23:25:162
197399370,25rtkit-daemon0-21swapper/023:52:470
197399370,25rtkit-daemon0-21swapper/021:58:400
197399370,24rtkit-daemon0-21swapper/121:58:541
197399370,24rtkit-daemon0-21swapper/020:45:470
197399370,24rtkit-daemon0-21swapper/020:08:420
197399370,24rtkit-daemon0-21swapper/000:37:190
197399370,24rtkit-daemon0-21swapper/000:37:180
197399370,23rtkit-daemon0-21swapper/022:09:070
411256499361,13cyclictest4183760-21chrt22:31:483
411256499361,11cyclictest4153670-21chrt21:06:003
411256499361,11cyclictest17649-21tail23:50:223
4112559993627,6cyclictest1137-21runrttasks23:00:542
4112559993622,10cyclictest4118133-21cron19:25:012
4112559993621,11cyclictest4147864-21apt-get20:50:002
411255699361,30cyclictest438-20systemd-journal00:17:001
4112551993623,9cyclictest4190954-21turbostat22:55:000
4112551993621,11cyclictest4114626-21basename19:15:030
4112551993620,11cyclictest4165663-21ntp_kernel_err21:40:220
197399360,29rtkit-daemon34-21ksoftirqd/223:33:452
197399360,24rtkit-daemon0-21swapper/021:00:530
197399360,24rtkit-daemon0-21swapper/021:00:530
197399360,24rtkit-daemon0-21swapper/020:52:280
197399360,23rtkit-daemon0-21swapper/100:36:071
197399360,23rtkit-daemon0-21swapper/100:36:071
4112559993527,5cyclictest0-21swapper/221:26:212
4112559993527,5cyclictest0-21swapper/221:26:202
4112559993522,9cyclictest4149890-21cron20:55:002
4112559993521,10cyclictest4157352-21/usr/sbin/munin21:15:312
4112559993520,11cyclictest4181723-21wc22:25:282
4112559993520,11cyclictest23983-21cpuspeed00:10:132
4112559993519,12cyclictest923-21dbus-daemon20:05:002
4112559993519,12cyclictest4164355-21sshd21:35:582
4112559993515,15cyclictest5770-21timerandwakeup23:15:292
411255699357,8cyclictest4120939-21ntpq19:30:551
411255699355,25cyclictest29043-21date00:25:021
4112556993520,11cyclictest4178816-21sshd22:19:581
4112556993518,13cyclictest3067-21cat23:10:101
4112556993516,14cyclictest438-20systemd-journal22:50:011
4112551993524,7cyclictest2092-21JS10:49:090
4112551993520,11cyclictest4126700-21sshd19:48:580
4112551993519,12cyclictest4187520-21pluginstate22:45:010
4112551993519,12cyclictest4187520-21pluginstate22:45:000
4112551993518,13cyclictest4192674-21apt-get23:00:000
4112551993518,12cyclictest19784-21cat23:55:290
197399350,28rtkit-daemon34-21ksoftirqd/200:16:562
197399350,25rtkit-daemon0-21swapper/020:28:130
197399350,24rtkit-daemon0-21swapper/000:02:340
197399350,23rtkit-daemon0-21swapper/123:51:431
197399350,23rtkit-daemon0-21swapper/023:41:480
197399350,23rtkit-daemon0-21swapper/021:39:320
197399350,23rtkit-daemon0-21swapper/020:22:300
197399350,22rtkit-daemon0-21swapper/023:48:100
4112559993424,6cyclictest4146131-21sh20:44:592
4112559993419,11cyclictest4171094-21threads21:55:302
4112559993419,11cyclictest4150734-21sed20:55:202
4112559993419,11cyclictest4119054-21cat19:25:222
4112559993418,12cyclictest4173338-21apt-get22:05:012
4112559993417,13cyclictest4122437-21cat19:35:232
4112559993417,12cyclictest438-20systemd-journal19:57:152
411255699344,10cyclictest26-21ksoftirqd/120:20:161
411255199342,8cyclictest4117060-21diskstats19:20:160
4112551993428,4cyclictest0-21swapper/023:11:540
4112551993420,10cyclictest28266-21smartctl00:20:280
4112551993419,11cyclictest4135802-21ls20:15:130
4112551993418,11cyclictest4157753-21cron21:20:020
4112551993417,13cyclictest550-21seq23:03:040
4112551993410,7cyclictest41853892vmstat22:35:290
197399340,23rtkit-daemon0-21swapper/100:30:331
197399340,23rtkit-daemon0-21swapper/020:34:300
197399340,23rtkit-daemon0-21swapper/000:30:060
4112559993322,7cyclictest11927-21tr23:35:142
4112559993320,9cyclictest2069-21gnome-shell19:51:092
4112559993319,10cyclictest4183206-21sed22:30:202
4112559993319,10cyclictest4165513-21sed21:40:212
4112559993319,10cyclictest4133752-21systemd20:10:022
4112559993318,11cyclictest4179957-21rt-features22:20:262
4112559993318,11cyclictest4168802-21cat21:50:182
4112559993318,11cyclictest4168802-21cat21:50:182
4112559993318,11cyclictest4158617-21memory21:20:232
4112559993316,13cyclictest4152900-21df_inode21:05:122
411255999331,29cyclictest0-21swapper/222:53:342
411255999331,29cyclictest0-21swapper/200:38:402
411255999331,29cyclictest0-21swapper/200:38:392
411255999331,28cyclictest4497-21PK-Backend22:15:072
4112556993317,12cyclictest4137298-21wc20:20:021
4112556993315,14cyclictest29389-21expr00:25:131
4112556993314,15cyclictest4150816-21cat20:55:211
4112551993327,4cyclictest0-21swapper/019:40:470
4112551993323,6cyclictest13-21ksoftirqd/022:20:110
4112551993319,10cyclictest4120334-21grep19:30:130
4112551993317,12cyclictest4159894-21expr21:25:130
4112551993317,12cyclictest4159894-21expr21:25:130
4112551993317,12cyclictest4143383-21ntp_states20:35:230
4112551993317,12cyclictest4143383-21ntp_states20:35:230
4112551993315,13cyclictest4188395-21cat22:45:210
4112551993315,12cyclictest12827-21awk23:35:300
4112551993312,10cyclictest4120005-21cut19:30:020
197399330,23rtkit-daemon0-21swapper/021:08:520
411255999323,25cyclictest13617-21tr23:40:132
4112559993222,6cyclictest4152276-21basename21:05:002
4112559993222,6cyclictest4152276-21basename21:05:002
4112559993220,8cyclictest4138467-21grep20:20:282
4112559993217,11cyclictest4135953-21cat20:15:152
4112559993217,11cyclictest29654-21cat00:25:192
4112559993215,12cyclictest1074-21lldpd22:08:182
411255999321,4cyclictest4497-21PK-Backend23:07:012
411255999321,4cyclictest4497-21PK-Backend23:07:012
411255999321,4cyclictest0-21swapper/222:59:322
411255999321,28cyclictest4497-21PK-Backend23:12:582
411255999321,28cyclictest0-21swapper/223:58:562
411255999321,28cyclictest0-21swapper/222:13:332
411255999321,28cyclictest0-21swapper/221:14:272
411255999321,28cyclictest0-21swapper/219:49:242
4112559993212,15cyclictest1074-21lldpd00:05:432
411255699325,22cyclictest438-20systemd-journal19:55:581
4112556993218,10cyclictest19007-21expr23:55:151
4112551993223,5cyclictest4497-21PK-Backend21:15:320
4112551993218,10cyclictest7001-21cat23:20:190
4112551993218,10cyclictest4123348-21/usr/sbin/munin19:40:010
4112551993217,11cyclictest976-21rs:main0
4112551993217,11cyclictest4172038-21taskset22:00:120
4112551993217,11cyclictest25434-21ls00:15:020
4112551993217,11cyclictest10329-21cat23:30:160
4112551993216,12cyclictest4129808-21cat19:55:310
4112551993215,13cyclictest4113837-21seq19:10:390
4112559993121,7cyclictest4184270-21/usr/sbin/munin22:35:172
4112559993119,8cyclictest4140219-21timerwakeupswit20:25:292
411255999311,27cyclictest4497-21PK-Backend23:20:292
411255999311,27cyclictest0-21swapper/200:00:302
411255199319,5cyclictest141rcu_preempt22:26:050
4112551993121,6cyclictest13-21ksoftirqd/021:10:270
4112551993118,9cyclictest4135645-21cat20:15:020
4112559993019,7cyclictest4142648-21cpu20:35:122
4112559993019,7cyclictest4142648-21cpu20:35:122
4112559993014,11cyclictest438-20systemd-journal00:33:122
4112559992923,4cyclictest0-21swapper/223:54:332
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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