You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-02 - 12:37
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 rackeslot6.osadl.org (updated Tue Jun 02, 2026 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
375189299124115,6cyclictest3788643-21latency_hist21:05:011
37518929911199,10cyclictest1213033-21systemd-journal20:05:001
37518919911199,8cyclictest3782321-21kworker/u8:3+flush-179:021:55:000
375189299110100,8cyclictest3845601-21kworker/u8:1+flush-179:000:30:241
375189299110100,8cyclictest3845601-21kworker/u8:1+flush-179:000:30:231
37518929910697,7cyclictest3842496-21kworker/u8:3+flush-179:000:10:001
37518929910592,12cyclictest3751803-21kworker/u8:0+events_unbound19:10:251
37518929910390,10cyclictest1213033-21systemd-journal21:40:261
3751892999786,9cyclictest3847303-21apt-get00:05:011
3751892999786,9cyclictest3847303-21apt-get00:05:001
3751892999683,11cyclictest3845601-21kworker/u8:1+flush-179:000:10:171
3751891999686,7cyclictest3821510-21latency_hist22:45:020
3751891999686,7cyclictest3813532-21kworker/u8:0+flush-179:022:30:240
3751892999186,4cyclictest3782321-21kworker/u8:3+events_unbound21:25:251
3751892999084,4cyclictest3825231-21kworker/u8:1+events_unbound23:25:001
3751892999082,6cyclictest3826322-21kworker/u8:2+flush-179:023:10:001
3751892999082,6cyclictest3766091-21latency_hist19:55:011
3751891999079,7cyclictest3800041-21latency_hist21:40:010
3751892998781,4cyclictest3834217-21kworker/u8:2+events_unbound23:25:241
3751892998780,4cyclictest3845601-21kworker/u8:1+flush-179:000:25:221
3751892998676,8cyclictest3805071-21apt-get21:55:001
3751891998671,12cyclictest1213033-21systemd-journal21:20:000
3751892998578,5cyclictest3798421-21kworker/u8:2+flush-179:021:35:001
3751892998577,5cyclictest3834217-21kworker/u8:2+flush-179:023:35:211
3751891998576,6cyclictest3764506-21latency_hist19:50:000
3751892998477,5cyclictest3769523-21kworker/u8:1+flush-179:020:15:011
3751892998374,7cyclictest3819651-21apt-get22:40:001
3751891998375,5cyclictest3769536-21kworker/u8:3+events_unbound20:10:010
3751892998275,6cyclictest3785483-21kworker/u8:2+events_unbound21:00:011
3751891998172,7cyclictest3811663-21kworker/u8:2+flush-179:022:20:000
3751892998072,5cyclictest3746021-21kworker/u8:2+flush-179:019:20:011
3751892997971,6cyclictest3836063-21kworker/u8:0+events_unbound23:50:241
3751892997872,4cyclictest3813532-21kworker/u8:0+events_unbound22:30:241
3751892997872,4cyclictest3775946-21kworker/u8:2+events_unbound20:30:251
3751892997771,4cyclictest3831044-21latency_hist23:15:011
3751892997670,4cyclictest3785483-21kworker/u8:2+events_unbound21:15:181
3751892997661,12cyclictest1098763-21cups-browsed00:00:011
3751892997661,12cyclictest1098763-21cups-browsed00:00:011
3751891997665,8cyclictest3803217-21latency_hist21:50:020
3751892997570,4cyclictest3785483-21kworker/u8:2+flush-179:021:10:251
3751892997570,4cyclictest3756588-21kworker/u8:3+flush-179:019:30:211
3751892997569,4cyclictest3845601-21kworker/u8:1+events_unbound00:20:251
3751892997567,5cyclictest3801868-21kworker/u8:1+flush-179:022:00:141
3751891997570,3cyclictest3775946-21kworker/u8:2+flush-179:020:30:260
3751892997468,4cyclictest3771175-21kworker/u8:0+flush-179:020:25:191
3751892997468,4cyclictest3746021-21kworker/u8:2+events_unbound20:05:231
3751892997467,5cyclictest3746021-21kworker/u8:2+events_unbound19:45:261
3751892997465,6cyclictest3858691-21latency_hist00:40:011
3751892997366,5cyclictest3813532-21kworker/u8:0+events_unbound22:20:151
3751892997366,5cyclictest3782321-21kworker/u8:3+flush-179:020:55:001
3751891997366,4cyclictest3737777-21kworker/u8:1+flush-179:019:20:180
3751892997266,4cyclictest3813532-21kworker/u8:0+events_unbound22:40:251
3751892997265,5cyclictest3737777-21kworker/u8:1+flush-179:019:20:201
3751891997265,5cyclictest3766586-21kworker/u8:0+events_unbound20:00:010
3751891997260,9cyclictest1213033-21systemd-journal21:00:250
3751892997165,3cyclictest3801868-21kworker/u8:1+events_unbound22:15:161
3751892997164,5cyclictest3834217-21kworker/u8:2+flush-179:023:45:191
3751892997159,9cyclictest1213033-21systemd-journal19:55:011
3751892997064,5cyclictest3825231-21kworker/u8:1+events_unbound22:55:241
3751892996963,4cyclictest3836063-21kworker/u8:0+events_unbound23:35:011
3751892996762,4cyclictest3782321-21kworker/u8:3+events_unbound20:45:231
3751892996760,5cyclictest3813532-21kworker/u8:0+flush-179:023:00:201
3751891996760,5cyclictest3782321-21kworker/u8:3+flush-179:021:30:010
3751891996759,6cyclictest3824934-21apt-get22:55:120
3751892996661,4cyclictest3845601-21kworker/u8:1+flush-179:000:19:541
3751892996659,4cyclictest3798421-21kworker/u8:2+flush-179:021:35:241
3751891996663,2cyclictest0-21swapper/023:37:580
3751891996655,8cyclictest3845601-21kworker/u8:1+flush-179:000:05:230
3751892996558,5cyclictest3825231-21kworker/u8:1+flush-179:023:15:151
3751891996558,5cyclictest3771175-21kworker/u8:0+events_unbound20:20:240
3751891996549,14cyclictest1213033-21systemd-journal23:12:250
3751891996457,5cyclictest3836063-21kworker/u8:0+events_unbound23:55:270
3751891996457,5cyclictest3836063-21kworker/u8:0+events_unbound23:55:270
3751891996454,7cyclictest3842452-21latency_hist23:50:010
3751891996452,9cyclictest1213033-21systemd-journal19:15:010
3751892996358,4cyclictest3813532-21kworker/u8:0+flush-179:022:29:561
3751892996354,6cyclictest3806927-21latency_hist22:00:021
3751891996356,5cyclictest3785483-21kworker/u8:2+events_unbound21:05:260
3751891996355,6cyclictest3782321-21kworker/u8:3+events_unbound20:50:230
3751891996354,7cyclictest3852581-21apt-get00:20:110
3751891996352,8cyclictest3801868-21kworker/u8:1+flush-179:022:10:200
3751892996257,4cyclictest3782321-21kworker/u8:3+flush-179:021:09:561
3751892996254,5cyclictest3801868-21kworker/u8:1+flush-179:021:45:211
3751892996155,4cyclictest3771175-21kworker/u8:0+flush-179:020:20:161
3751892996152,6cyclictest3775946-21kworker/u8:2+flush-179:020:35:201
3751891996156,4cyclictest3821545-21kworker/u8:3+flush-179:022:50:250
3751891996153,6cyclictest3800007-21kworker/u8:0+flush-179:021:45:000
3751891996153,5cyclictest3761300-21kworker/u8:0+flush-179:019:45:010
3751894996057,2cyclictest0-21swapper/219:17:592
3751892996052,5cyclictest3821490-21kworker/u8:2+flush-179:022:45:261
3751891996057,2cyclictest0-21swapper/019:17:580
3751891996054,4cyclictest3845601-21kworker/u8:1+flush-179:000:00:160
3751891996054,4cyclictest3845601-21kworker/u8:1+flush-179:000:00:150
3751898995951,6cyclictest0-21swapper/300:18:593
3751891995950,7cyclictest3805574-21apt-get21:55:120
3751891995851,5cyclictest3849389-21apt-get00:10:130
3751891995838,18cyclictest714-21Xorg00:18:590
3751891995749,5cyclictest3811663-21kworker/u8:2+flush-179:022:35:200
3751892995550,4cyclictest3746021-21kworker/u8:2+flush-179:019:35:151
3751891995551,3cyclictest3836063-21kworker/u8:0+flush-179:023:30:200
3751891995548,5cyclictest3801868-21kworker/u8:1+flush-179:022:05:190
3751891995547,6cyclictest3825231-21kworker/u8:1+flush-179:023:00:150
3751891995545,7cyclictest3756588-21kworker/u8:3+flush-179:019:30:180
3751892995447,5cyclictest3769523-21kworker/u8:1+flush-179:020:15:211
3751891995447,4cyclictest3782321-21kworker/u8:3+flush-179:021:30:000
3751898995348,2cyclictest0-21swapper/322:57:593
3751891995348,4cyclictest3785483-21kworker/u8:2+events_unbound21:10:170
3751891995346,5cyclictest3836063-21kworker/u8:0+flush-179:023:40:190
3751891995346,5cyclictest3815136-21apt-get22:25:130
3751892995244,6cyclictest3785483-21kworker/u8:2+flush-179:021:20:211
3751891995248,3cyclictest3775946-21kworker/u8:2+events_unbound20:35:260
3751891995247,4cyclictest3746021-21kworker/u8:2+events_unbound19:50:250
3751891995246,4cyclictest3769523-21kworker/u8:1+flush-179:020:15:150
3751891995243,7cyclictest3785483-21kworker/u8:2+flush-179:021:20:020
3751891995243,7cyclictest1213033-21systemd-journal23:55:000
3751891995146,4cyclictest3782321-21kworker/u8:3+flush-179:020:59:550
3751894995048,1cyclictest0-21swapper/222:24:592
3751892995044,5cyclictest3800007-21kworker/u8:0+flush-179:022:05:251
3751891995043,5cyclictest3769547-21latency_hist20:05:020
3751891995039,8cyclictest3859025-21cat00:40:000
4577091490,13ptp4l441ktimers/319:09:553
3751891994939,8cyclictest1213033-21systemd-journal20:30:000
3751898994845,2cyclictest0-21swapper/323:13:593
3751891994842,4cyclictest3801868-21kworker/u8:1+flush-179:022:00:250
3751891994842,4cyclictest3769536-21kworker/u8:3+flush-179:020:10:210
3751891994839,8cyclictest3845601-21kworker/u8:1+flush-179:000:30:210
3751891994839,8cyclictest3845601-21kworker/u8:1+flush-179:000:30:210
3751898994745,1cyclictest0-21swapper/323:15:593
3751894994737,8cyclictest0-21swapper/200:18:592
3751892994639,5cyclictest3821545-21kworker/u8:3+events_unbound22:50:191
3751891994639,5cyclictest3834754-21apt-get23:25:120
3751891994638,6cyclictest3782321-21kworker/u8:3+flush-179:020:45:220
375189499450,36cyclictest0-21swapper/220:10:592
3751891994539,4cyclictest3832909-21apt-get23:20:110
3751892994436,6cyclictest3779060-21kworker/u8:1+events_unbound20:40:281
3751891994440,3cyclictest3821490-21kworker/u8:2+flush-179:022:45:280
3751891994438,4cyclictest3756809-21apt-get19:25:110
3751894994340,2cyclictest0-21swapper/200:32:592
3751894994340,2cyclictest0-21swapper/200:32:592
3751894994339,2cyclictest0-21swapper/221:17:592
3751892994338,4cyclictest3836063-21kworker/u8:0+flush-179:023:40:251
3751892994338,4cyclictest3761300-21kworker/u8:0+flush-179:019:40:201
375189299431,38cyclictest908065-21snmpd19:25:111
3751891994335,6cyclictest3825231-21kworker/u8:1+flush-179:023:15:250
3751891994333,8cyclictest1213033-21systemd-journal19:40:010
3751898994139,1cyclictest0-21swapper/300:24:583
3751894994138,2cyclictest0-21swapper/200:08:002
3751892994137,3cyclictest3801868-21kworker/u8:1+flush-179:022:10:171
3751898994038,1cyclictest0-21swapper/322:54:553
3751898994037,2cyclictest0-21swapper/321:32:583
3751898994034,5cyclictest3829480-21turbostat23:10:003
375189899400,38cyclictest3761332-21turbostat19:40:013
375189499400,1cyclictest0-21swapper/221:04:592
375189199401,37cyclictest714-21Xorg22:25:000
3751898993933,4cyclictest3844043-21turbostat23:55:003
3751898993933,4cyclictest3800059-21turbostat21:40:003
3751898993932,5cyclictest3774314-21turbostat20:20:003
3751898993836,1cyclictest0-21swapper/319:30:583
3751898993835,2cyclictest0-21swapper/322:03:583
3751898993834,3cyclictest0-21swapper/322:20:583
3751894993835,2cyclictest0-21swapper/223:59:552
3751894993835,2cyclictest0-21swapper/223:59:542
3751894993835,2cyclictest0-21swapper/222:57:592
3751894993835,2cyclictest0-21swapper/222:14:562
3751894993835,2cyclictest0-21swapper/220:49:542
3751894993834,2cyclictest0-21swapper/223:11:592
3751894993834,2cyclictest0-21swapper/222:00:592
3751894993833,3cyclictest0-21swapper/223:15:592
375189499380,35cyclictest0-21swapper/219:14:552
3751891993832,4cyclictest3782288-21sh20:44:590
3751898993734,2cyclictest0-21swapper/320:52:003
375189899370,1cyclictest0-21swapper/320:21:593
3751894993734,2cyclictest0-21swapper/223:34:552
3751894993734,2cyclictest0-21swapper/221:37:002
3751894993734,2cyclictest0-21swapper/219:55:002
375189499370,35cyclictest0-21swapper/220:30:002
3751898993630,4cyclictest3782293-21turbostat20:44:593
3751894993633,2cyclictest0-21swapper/221:14:592
3751891993630,4cyclictest3829460-21latency_hist23:10:010
375189899350,34cyclictest0-21swapper/319:16:583
375189899350,1cyclictest0-21swapper/321:08:593
3751894993532,2cyclictest0-21swapper/222:29:552
3751894993531,2cyclictest0-21swapper/223:53:592
3751898993432,1cyclictest0-21swapper/321:19:583
3751898993432,1cyclictest0-21swapper/320:09:593
3751898993430,2cyclictest0-21swapper/300:13:593
3751898993427,5cyclictest3753372-21turbostat19:15:013
4577091330,4ptp4l441ktimers/320:05:013
3751898993230,1cyclictest0-21swapper/321:46:003
3751898993230,1cyclictest0-21swapper/321:43:593
3751898993228,2cyclictest0-21swapper/322:31:593
3751894993229,2cyclictest0-21swapper/200:00:592
3751894993229,2cyclictest0-21swapper/200:00:592
3751894993128,2cyclictest0-21swapper/221:50:592
3751894993128,2cyclictest0-21swapper/220:34:552
3751894993128,2cyclictest0-21swapper/220:22:002
3751894993128,2cyclictest0-21swapper/219:40:002
3751894993127,2cyclictest0-21swapper/220:50:582
375189499310,28cyclictest0-21swapper/223:40:122
375189499310,27cyclictest0-21swapper/219:55:012
3751891993125,4cyclictest3854365-21ls00:25:150
3751898993028,1cyclictest0-21swapper/321:52:593
3751898993027,2cyclictest0-21swapper/322:45:143
3751894993027,2cyclictest0-21swapper/223:25:022
375189499300,28cyclictest0-21swapper/222:40:132
375189499300,28cyclictest0-21swapper/221:25:132
375189499300,21cyclictest0-21swapper/220:00:142
4577091290,6ptp4l441ktimers/322:15:003
3751898992926,2cyclictest0-21swapper/322:40:143
375189899290,27cyclictest0-21swapper/322:40:013
3751894992926,2cyclictest0-21swapper/221:08:592
375189499290,28cyclictest0-21swapper/222:45:142
375189499290,28cyclictest0-21swapper/221:20:012
375189499290,27cyclictest0-21swapper/223:05:142
375189499290,27cyclictest0-21swapper/221:33:592
375189499290,27cyclictest0-21swapper/220:05:122
4577091280,7ptp4l61490irq/134-eno1-TxRx-020:50:003
4577091280,7ptp4l61490irq/134-eno1-TxRx-000:05:013
4577091280,7ptp4l61490irq/134-eno1-TxRx-000:05:013
4577091280,6ptp4l61490irq/134-eno1-TxRx-019:30:013
4577091280,6ptp4l441ktimers/321:05:003
4577091280,6ptp4l441ktimers/320:14:563
4577091280,5ptp4l61490irq/134-eno1-TxRx-022:10:013
3751898992826,1cyclictest0-21swapper/300:25:593
3751898992825,2cyclictest0-21swapper/323:25:023
3751898992825,2cyclictest0-21swapper/321:55:013
3751898992825,2cyclictest0-21swapper/320:25:103
375189899280,26cyclictest0-21swapper/323:55:143
375189899280,26cyclictest0-21swapper/323:55:133
375189899280,26cyclictest0-21swapper/323:40:123
375189899280,26cyclictest0-21swapper/321:25:143
375189899280,26cyclictest0-21swapper/319:55:023
375189899280,26cyclictest0-21swapper/300:05:033
3751894992825,2cyclictest0-21swapper/222:34:552
3751894992825,2cyclictest0-21swapper/220:16:582
3751894992825,2cyclictest0-21swapper/200:24:002
3751894992824,2cyclictest0-21swapper/222:54:552
4577091270,6ptp4l61490irq/134-eno1-TxRx-022:29:553
4577091270,6ptp4l61490irq/134-eno1-TxRx-021:15:013
4577091270,6ptp4l61490irq/134-eno1-TxRx-020:59:553
4577091270,5ptp4l441ktimers/323:35:003
3751898992725,1cyclictest0-21swapper/321:20:013
3751894992724,2cyclictest0-21swapper/221:55:012
3751894992724,2cyclictest0-21swapper/219:28:592
3751894992724,2cyclictest0-21swapper/200:13:582
4577091260,6ptp4l441ktimers/319:45:013
4577091260,5ptp4l441ktimers/322:19:553
4577091260,5ptp4l441ktimers/320:40:003
4577091260,5ptp4l441ktimers/319:24:563
3751898992624,1cyclictest0-21swapper/323:04:593
3751898992624,1cyclictest0-21swapper/320:30:143
3751898992623,2cyclictest0-21swapper/323:20:593
3751894992624,1cyclictest0-21swapper/222:37:592
3751894992623,2cyclictest0-21swapper/222:15:592
3751894992623,2cyclictest0-21swapper/221:45:592
3751894992623,2cyclictest0-21swapper/221:40:592
3751894992623,2cyclictest0-21swapper/200:27:582
375189499260,24cyclictest0-21swapper/223:35:142
375189499260,24cyclictest0-21swapper/220:37:002
375189499260,24cyclictest0-21swapper/219:30:132
4577091250,5ptp4l61490irq/134-eno1-TxRx-000:39:553
4577091250,4ptp4l61490irq/134-eno1-TxRx-000:35:013
4577091250,4ptp4l61490irq/134-eno1-TxRx-000:35:013
375189899250,24cyclictest0-21swapper/319:52:593
375189899250,24cyclictest0-21swapper/319:47:583
3751894992522,2cyclictest0-21swapper/222:08:592
375189499250,2cyclictest0-21swapper/223:00:592
4577091240,5ptp4l61490irq/134-eno1-TxRx-023:50:003
4577091230,4ptp4l441ktimers/323:39:543
3751894992320,2cyclictest0-21swapper/219:47:592
3751894992017,2cyclictest0-21swapper/220:42:002
375189299180,2cyclictest3749580-1kworker/1:1H+kblockd19:10:021
375189199182,11cyclictest3751895-21latency_hist19:10:020
3751894991511,2cyclictest0-21swapper/223:20:592
375189499139,2cyclictest0-21swapper/219:24:552
3751894991311,1cyclictest0-21swapper/220:56:002
37518949963,2cyclictest3842460-21turbostat23:50:002
37518949963,2cyclictest0-21swapper/219:40:212
37518949960,5cyclictest0-21swapper/200:37:342
37518949930,2cyclictest0-21swapper/219:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional