You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-04 - 11:25
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 Sat Apr 04, 2026 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1088809910696,8cyclictest203270-21apt-get00:00:000
108880999887,9cyclictest162692-21latency_hist21:55:010
108880999586,7cyclictest120300-21latency_hist19:45:020
108881999081,7cyclictest163187-21kworker/u8:1+flush-179:022:10:171
108881998778,6cyclictest128560-21kworker/u8:3+flush-179:020:30:151
108880998676,7cyclictest175945-21latency_hist22:35:010
108880998577,6cyclictest135388-21latency_hist20:30:010
108880998371,9cyclictest110429-21latency_hist19:15:020
108881998175,4cyclictest154788-21kworker/u8:3+flush-179:021:45:161
108881998072,6cyclictest266-21systemd-journal20:10:001
108881998071,7cyclictest190451-21kworker/u8:3+flush-179:023:30:011
108880997869,7cyclictest266-21systemd-journal20:34:560
108881997765,9cyclictest110446-21apt-get19:15:001
108881997466,6cyclictest196936-21kworker/u8:1+events_unbound00:40:001
108880997466,6cyclictest118705-21latency_hist19:40:010
108880997362,9cyclictest154999-21apt-get21:30:120
108881997265,5cyclictest159554-21kworker/u8:2+flush-179:022:30:241
108881997060,7cyclictest171724-21diskstats22:20:151
108881996755,10cyclictest266-21systemd-journal00:05:011
108881996552,10cyclictest266-21systemd-journal21:15:001
108881996356,5cyclictest125316-21latency_hist20:00:011
108881996353,7cyclictest112254-21kworker/u8:2+flush-179:019:25:201
108881996348,13cyclictest179176-21kworker/u8:0+flush-179:022:55:261
108881996255,5cyclictest189708-21kworker/u8:0+events_unbound23:20:001
108880996256,4cyclictest190451-21kworker/u8:3+flush-179:023:20:150
108880996248,11cyclictest156584-21apt-get21:35:100
108881996154,5cyclictest132456-21kworker/u8:0+flush-179:020:20:251
108880996052,6cyclictest166146-21latency_hist22:05:010
108880996051,7cyclictest125594-21apt-get20:00:120
108881995952,5cyclictest201655-21latency_hist23:55:011
108881995951,6cyclictest122139-21cron19:49:591
108881995751,4cyclictest190451-21kworker/u8:3+flush-179:023:35:151
108881995750,5cyclictest163187-21kworker/u8:1+flush-179:022:00:161
108881995750,5cyclictest112284-21latency_hist19:20:021
108880995747,8cyclictest188921-21apt-get23:15:100
108881995649,5cyclictest266-21systemd-journal19:31:021
108881995649,5cyclictest154720-21kworker/u8:1+flush-179:021:40:001
108880995646,8cyclictest266-21systemd-journal20:40:150
108880995643,11cyclictest266-21systemd-journal22:30:000
108881995552,2cyclictest714-21Xorg23:23:001
108881995548,5cyclictest153410-21apt-get21:25:121
108881995544,9cyclictest207006-21apt-get00:10:101
108881995544,9cyclictest203359-21cat00:00:021
108881995447,5cyclictest149937-21kworker/u8:0+flush-179:022:20:001
108880995433,20cyclictest149461-21timerandwakeup21:10:240
108880995342,8cyclictest1-21systemd00:05:010
108881995144,5cyclictest158480-21diskstats21:40:161
108880995143,6cyclictest510-21rs:main0
108880995141,8cyclictest266-21systemd-journal19:45:110
10888599500,48cyclictest190261-21turbostat23:20:003
108881995043,5cyclictest198486-21latency_hist23:45:011
108881995040,8cyclictest510-21rs:main1
108881995039,9cyclictest211784-21apt-get00:25:111
108881995033,16cyclictest0-21swapper/121:22:591
108880995044,5cyclictest149937-21kworker/u8:0+flush-179:021:20:240
108880995031,18cyclictest133804-21cron20:25:000
108881994940,6cyclictest209942-21latency_hist00:20:021
108880994938,9cyclictest214960-21apt-get00:35:130
108880994928,20cyclictest143340-21munin-run20:55:000
4577091480,13ptp4l441ktimers/319:09:573
108881994741,4cyclictest128560-21kworker/u8:3+events_unbound20:50:011
108881994738,7cyclictest176194-21apt-get22:35:111
108880994742,4cyclictest182350-21kworker/u8:2+flush-179:023:10:260
10888299460,43cyclictest0-21swapper/223:20:002
108881994641,3cyclictest125381-21kworker/u8:2+events_unbound20:15:011
108881994640,4cyclictest144932-21latency_hist21:00:001
108881994634,11cyclictest196936-21kworker/u8:1+events_unbound23:50:011
108881994627,3cyclictest0-21swapper/121:00:131
108880994640,4cyclictest128560-21kworker/u8:3+flush-179:020:35:200
108880994627,17cyclictest163316-21cpuspeed_turbos21:55:130
108880994625,19cyclictest176602-21fschecks_time22:35:160
10888599450,44cyclictest117069-21turbostat19:35:003
10888199451,40cyclictest714-21Xorg19:55:001
108880994538,5cyclictest169313-21latency_hist22:15:010
10888599440,4cyclictest179136-21turbostat22:45:003
108881994440,2cyclictest714-21Xorg20:28:001
108881994438,5cyclictest177511-21kworker/u8:1+flush-179:022:50:221
108881994437,5cyclictest149937-21kworker/u8:0+events_unbound21:15:251
108881994434,8cyclictest142008-21apt-get20:50:111
10888199441,39cyclictest206751-21munin-run00:10:001
108880994435,7cyclictest149937-21kworker/u8:0+flush-179:022:15:210
231999430,4rtkit-daemon2318-21rtkit-daemon19:16:350
108885994333,8cyclictest0-21swapper/321:19:593
108881994335,5cyclictest113890-21ls19:25:001
108880994327,15cyclictest147978-21unixbench-2d21:05:250
108880994326,14cyclictest145200-21apt-get21:00:120
108880994323,18cyclictest0-21swapper/020:10:010
108880994323,17cyclictest0-21swapper/000:35:010
108880994321,19cyclictest0-21swapper/000:05:240
108881994237,4cyclictest128560-21kworker/u8:3+flush-179:020:19:551
108881994236,5cyclictest206784-21kworker/u8:2+flush-179:000:30:221
108881994236,4cyclictest714-21Xorg19:41:591
108881994235,6cyclictest266-21systemd-journal21:08:151
108880994230,10cyclictest0-21swapper/023:30:010
108880994224,16cyclictest0-21swapper/021:50:000
108880994219,19cyclictest0-21swapper/019:55:180
10888299410,1cyclictest0-21swapper/219:35:012
108881994137,2cyclictest714-21Xorg22:25:591
108881994136,4cyclictest135626-21kworker/u8:1+flush-179:020:40:151
108881994133,5cyclictest0-21swapper/122:06:591
108880994124,15cyclictest0-21swapper/019:20:250
108880994122,18cyclictest0-21swapper/000:10:210
108880994122,16cyclictest116556-21phc2sys19:30:200
108880994120,19cyclictest0-21swapper/020:55:220
108880994120,19cyclictest0-21swapper/000:25:010
108880994116,3cyclictest0-21swapper/022:55:210
10888599400,38cyclictest146542-21turbostat21:05:003
108882994033,6cyclictest0-21swapper/221:19:592
108881994033,5cyclictest154720-21kworker/u8:1+flush-179:021:35:001
108880994032,6cyclictest163187-21kworker/u8:1+flush-179:022:10:000
108880994021,17cyclictest0-21swapper/000:20:010
108880994019,19cyclictest0-21swapper/023:30:140
10888099401,3cyclictest714-21Xorg00:26:580
10888299390,36cyclictest0-21swapper/219:18:592
10888299390,36cyclictest0-21swapper/200:17:592
108881993932,6cyclictest116202-21kworker/u8:0+flush-179:020:05:001
10888199391,35cyclictest193457-21apt-get23:30:021
108880993933,4cyclictest714-21Xorg19:53:590
10888599380,1cyclictest0-21swapper/320:54:003
10888299380,2cyclictest0-21swapper/220:39:552
108881993834,2cyclictest0-21swapper/122:45:591
108880993832,5cyclictest149937-21kworker/u8:0+flush-179:022:20:220
108880993817,19cyclictest0-21swapper/023:40:180
108885993732,4cyclictest195304-21turbostat23:35:013
108885993732,4cyclictest120318-21turbostat19:45:013
10888599370,36cyclictest0-21swapper/323:29:593
10888599370,36cyclictest0-21swapper/319:18:583
10888299370,2cyclictest0-21swapper/220:53:592
108881993733,3cyclictest211654-21latency_hist00:25:001
108880993731,5cyclictest149937-21kworker/u8:0+flush-179:021:15:220
108880993730,6cyclictest201230-21sendmail_mailqu23:50:240
108880993730,6cyclictest178171-21fschecks_time22:40:160
108880993729,7cyclictest140792-21fschecks_time20:45:150
108880993716,19cyclictest0-21swapper/022:45:120
108880993716,19cyclictest0-21swapper/021:25:260
108885993634,1cyclictest0-21swapper/321:57:593
108885993634,1cyclictest0-21swapper/320:13:593
108885993629,6cyclictest0-21swapper/321:14:593
10888599360,35cyclictest0-21swapper/300:18:003
108882993633,2cyclictest0-21swapper/221:57:592
108882993633,2cyclictest0-21swapper/220:13:592
108882993632,2cyclictest0-21swapper/222:16:592
108881993632,2cyclictest164556-21basename22:00:001
108881993630,5cyclictest175922-21kworker/u8:3+flush-179:023:05:231
108880993627,7cyclictest131967-21apt-get20:20:010
108880993616,18cyclictest0-21swapper/023:45:240
108880993615,3cyclictest0-21swapper/023:35:220
10888599350,1cyclictest0-21swapper/320:39:543
108882993532,2cyclictest0-21swapper/219:45:002
108880993530,4cyclictest115337-21unixbench-2d19:25:240
108880993529,4cyclictest130554-21latency_hist20:15:000
108880993528,5cyclictest108800-21latency_hist19:10:020
108880993524,6cyclictest154720-21kworker/u8:1+flush-179:021:40:170
108880993514,3cyclictest0-21swapper/022:50:140
10888599340,33cyclictest0-21swapper/300:35:143
10888599340,31cyclictest0-21swapper/323:20:113
108882993432,1cyclictest0-21swapper/223:35:012
108882993430,3cyclictest0-21swapper/222:31:592
108882993428,5cyclictest0-21swapper/221:15:002
108881993429,4cyclictest182350-21kworker/u8:2+flush-179:023:10:151
108881993428,4cyclictest182350-21kworker/u8:2+flush-179:023:00:111
108885993331,1cyclictest0-21swapper/322:16:593
108885993328,4cyclictest136983-21turbostat20:35:003
108885993324,8cyclictest0-21swapper/322:04:553
108882993329,2cyclictest0-21swapper/200:31:592
108882993324,7cyclictest0-21swapper/222:04:552
10888299330,31cyclictest0-21swapper/219:57:592
10888299330,31cyclictest0-21swapper/200:35:132
108881993327,4cyclictest0-21swapper/121:50:131
108880993328,4cyclictest185224-21timerandwakeup23:00:240
108885993230,1cyclictest0-21swapper/322:31:593
10888599320,31cyclictest0-21swapper/319:58:003
10888599320,1cyclictest0-21swapper/320:55:593
108882993229,2cyclictest0-21swapper/220:32:592
108882993228,2cyclictest0-21swapper/221:04:552
10888299320,30cyclictest0-21swapper/223:20:122
10888299320,2cyclictest0-21swapper/221:38:592
10888299320,1cyclictest0-21swapper/220:56:002
108885993128,2cyclictest0-21swapper/300:31:593
10888599310,30cyclictest0-21swapper/320:47:593
10888299310,29cyclictest0-21swapper/220:47:592
108881993126,3cyclictest0-21swapper/120:39:591
108881993125,4cyclictest175922-21kworker/u8:3+flush-179:022:40:151
10888599300,28cyclictest0-21swapper/323:40:113
10888599300,28cyclictest0-21swapper/322:05:133
10888599300,1cyclictest0-21swapper/323:13:593
108882993027,2cyclictest0-21swapper/223:40:122
108882993027,2cyclictest0-21swapper/223:26:582
108882993026,2cyclictest0-21swapper/223:02:592
108882993026,2cyclictest0-21swapper/222:47:592
10888299300,2cyclictest0-21swapper/222:05:132
10888299300,28cyclictest0-21swapper/220:20:032
10888299300,28cyclictest0-21swapper/219:45:032
10888299300,27cyclictest0-21swapper/222:25:122
10888299300,27cyclictest0-21swapper/219:35:582
108881993026,3cyclictest484-21dbus-daemon19:10:021
108885992926,2cyclictest0-21swapper/322:39:003
108885992926,2cyclictest0-21swapper/300:27:583
10888599290,22cyclictest205174-21turbostat00:05:003
10888599290,1cyclictest0-21swapper/321:38:593
108882992925,2cyclictest0-21swapper/223:09:552
10888299290,2cyclictest0-21swapper/223:13:582
10888299290,27cyclictest0-21swapper/222:40:142
10888299290,27cyclictest0-21swapper/200:00:042
4577091280,7ptp4l441ktimers/323:00:013
4577091280,6ptp4l441ktimers/320:45:003
4577091280,6ptp4l441ktimers/319:55:003
108885992826,1cyclictest0-21swapper/323:02:593
108885992826,1cyclictest0-21swapper/322:47:583
108885992826,1cyclictest0-21swapper/319:26:003
108885992825,2cyclictest0-21swapper/300:11:583
10888599280,2cyclictest0-21swapper/322:25:123
10888599280,26cyclictest0-21swapper/320:20:023
10888599280,26cyclictest0-21swapper/319:45:023
108882992825,2cyclictest0-21swapper/222:59:592
108882992825,2cyclictest0-21swapper/222:38:592
108882992825,2cyclictest0-21swapper/219:25:592
108882992825,2cyclictest0-21swapper/200:27:592
108882992824,2cyclictest0-21swapper/223:56:592
108882992824,2cyclictest0-21swapper/222:24:002
108882992824,2cyclictest0-21swapper/200:11:592
4577091270,6ptp4l441ktimers/321:25:003
4577091270,6ptp4l441ktimers/320:04:563
4577091270,5ptp4l441ktimers/322:25:013
108885992725,1cyclictest0-21swapper/323:09:543
108885992723,2cyclictest0-21swapper/322:50:593
10888599270,26cyclictest0-21swapper/319:25:003
10888599270,1cyclictest0-21swapper/319:35:583
108882992723,2cyclictest0-21swapper/222:50:582
108882992723,2cyclictest0-21swapper/221:09:592
4577091260,6ptp4l61490irq/134-eno1-TxRx-021:50:003
4577091260,6ptp4l441ktimers/323:39:553
4577091260,6ptp4l441ktimers/319:14:563
4577091260,5ptp4l61490irq/134-eno1-TxRx-023:55:013
108885992623,2cyclictest0-21swapper/323:57:583
108885992623,2cyclictest0-21swapper/321:10:003
108885992622,2cyclictest0-21swapper/321:31:593
108882992623,2cyclictest0-21swapper/221:53:592
108882992622,2cyclictest0-21swapper/220:02:582
10888299260,2cyclictest0-21swapper/223:46:592
10888299260,2cyclictest0-21swapper/219:20:582
4577091250,6ptp4l61490irq/134-eno1-TxRx-020:20:013
4577091250,5ptp4l61490irq/134-eno1-TxRx-022:15:013
4577091250,5ptp4l61490irq/134-eno1-TxRx-000:24:563
4577091250,5ptp4l441ktimers/321:44:563
108885992522,2cyclictest0-21swapper/321:53:593
108882992522,2cyclictest0-21swapper/221:31:592
4577091240,4ptp4l441ktimers/323:49:553
4577091240,4ptp4l441ktimers/321:29:553
108885992421,2cyclictest0-21swapper/320:26:593
108882992421,2cyclictest0-21swapper/222:13:592
108882992421,2cyclictest0-21swapper/220:17:582
108882992320,2cyclictest0-21swapper/220:26:592
108885992219,2cyclictest0-21swapper/300:09:593
108882992219,1cyclictest0-21swapper/200:24:562
108882992119,1cyclictest0-21swapper/200:09:592
108882992117,2cyclictest0-21swapper/219:53:592
108882992017,2cyclictest0-21swapper/219:12:002
108882991815,2cyclictest0-21swapper/223:52:592
108882991815,2cyclictest0-21swapper/223:35:122
108882991815,2cyclictest0-21swapper/221:23:592
4577091160,3ptp4l441ktimers/320:05:233
10888299150,12cyclictest0-21swapper/220:09:562
10888299141,10cyclictest154757-21turbostat21:30:002
10888299140,11cyclictest0-21swapper/221:50:002
10888299130,10cyclictest0-21swapper/221:45:002
10888299130,10cyclictest0-21swapper/220:44:552
1088829980,7cyclictest0-21swapper/219:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional