You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-09 - 03:34
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 09, 2026 00:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
190340699130115,11cyclictest1971056-21latency_hist22:40:011
190340599119112,5cyclictest1977090-21kworker/u8:2+flush-179:023:05:010
19034069910696,7cyclictest1989061-21latency_hist23:35:011
19034069910493,7cyclictest1948944-21kworker/u8:0+flush-179:022:35:001
19034059910494,7cyclictest1959852-21latency_hist22:05:010
19034059910493,8cyclictest1914774-21latency_hist19:45:020
19034059910093,5cyclictest1919589-21kworker/u8:3+flush-179:020:00:230
1903405999890,6cyclictest1992290-21kworker/u8:3+flush-179:023:55:000
1903405999890,5cyclictest1948944-21kworker/u8:0+flush-179:022:30:150
1903406999780,13cyclictest1213033-21systemd-journal21:05:011
1903405999791,5cyclictest1906621-21kworker/u8:3+events_unbound19:40:000
1903405999690,5cyclictest2010096-21apt-get00:40:000
1903405999487,5cyclictest1985863-21kworker/u8:2+flush-179:023:35:230
1903405999387,4cyclictest1888834-21kworker/u8:0+flush-179:019:10:010
1903405999286,4cyclictest1930918-21kworker/u8:2+flush-179:020:55:220
1903405999282,7cyclictest1213033-21systemd-journal19:45:150
1903406999183,6cyclictest1931177-21/usr/sbin/munin20:35:231
1903406999179,9cyclictest1981086-21kworker/u8:0+flush-179:023:55:221
1903405999082,5cyclictest1985868-21kworker/u8:3+events_unbound23:30:010
1903405998982,4cyclictest1901820-21kworker/u8:1+flush-179:019:15:010
1903405998980,6cyclictest1967856-21latency_hist22:30:010
1903406998879,6cyclictest1966269-21latency_hist22:25:011
1903406998575,7cyclictest1919589-21kworker/u8:3+events_unbound20:19:591
1903406998477,5cyclictest1930918-21kworker/u8:2+flush-179:020:55:151
1903405998479,3cyclictest2001220-21kworker/u8:1+flush-179:000:15:010
1903405998276,5cyclictest1943937-21kworker/u8:1+flush-179:022:05:200
1903405998275,4cyclictest191rcuc/019:50:220
1903405998274,5cyclictest1950294-21latency_hist21:35:000
1903405998271,9cyclictest1908408-21latency_hist19:25:010
1903405998172,6cyclictest1981086-21kworker/u8:0+events_unbound23:10:150
1903406998074,4cyclictest1888834-21kworker/u8:0+events_unbound19:55:171
1903406998069,8cyclictest1943937-21kworker/u8:1+flush-179:021:25:201
1903406998069,8cyclictest1943937-21kworker/u8:1+flush-179:021:25:201
1903405998074,5cyclictest1930918-21kworker/u8:2+flush-179:021:10:150
1903405998074,4cyclictest1948944-21kworker/u8:0+events_unbound21:40:140
1903405998073,5cyclictest1888834-21kworker/u8:0+flush-179:019:15:260
1903406997969,7cyclictest1948944-21kworker/u8:0+events_unbound22:10:001
1903406997770,5cyclictest1925875-21kworker/u8:1+flush-179:020:25:241
1903405997771,5cyclictest1930920-21kworker/u8:3+flush-179:020:35:010
1903405997769,5cyclictest1985887-21latency_hist23:25:010
1903405997670,4cyclictest1992290-21kworker/u8:3+events_unbound00:20:000
1903406997566,7cyclictest1992290-21kworker/u8:3+flush-179:000:15:221
1903406997565,7cyclictest1985863-21kworker/u8:2+flush-179:023:40:011
1903405997564,9cyclictest1933044-21kworker/u8:0+events_unbound20:50:010
1903406997463,8cyclictest1984288-21latency_hist23:20:011
1903405997467,5cyclictest1930918-21kworker/u8:2+flush-179:021:20:210
1903405997466,5cyclictest1919589-21kworker/u8:3+events_unbound20:15:220
1903405997464,8cyclictest1922982-21apt-get20:10:130
1903405997364,6cyclictest1964674-21latency_hist22:20:000
1903405997267,4cyclictest1948944-21kworker/u8:0+flush-179:021:55:010
1903405997267,3cyclictest1921921-21kworker/u8:0+flush-179:020:20:190
1903406997165,4cyclictest1981086-21kworker/u8:0+flush-179:023:10:191
1903406997165,4cyclictest1906621-21kworker/u8:3+flush-179:019:40:231
1903406997061,7cyclictest1969420-21kworker/u8:3+events_unbound23:00:021
1903405997065,4cyclictest1930918-21kworker/u8:2+events_unbound20:40:150
1903406996962,6cyclictest1948944-21kworker/u8:0+flush-179:022:15:191
1903406996961,6cyclictest1888834-21kworker/u8:0+flush-179:019:20:211
1903405996962,5cyclictest1940794-21kworker/u8:0+flush-179:021:05:250
1903405996961,6cyclictest1921921-21kworker/u8:0+flush-179:020:30:000
1903406996862,4cyclictest1888834-21kworker/u8:0+flush-179:019:15:241
1903406996856,10cyclictest1948944-21kworker/u8:0+flush-179:021:30:151
1903405996863,4cyclictest1969420-21kworker/u8:3+flush-179:023:05:180
1903405996847,6cyclictest1961673-21kworker/u8:2+events_unbound22:10:240
1903406996762,3cyclictest1901820-21kworker/u8:1+flush-179:019:35:171
1903406996760,5cyclictest1943937-21kworker/u8:1+flush-179:021:55:201
1903409996662,2cyclictest0-21swapper/300:13:593
1903406996658,6cyclictest1940794-21kworker/u8:0+flush-179:021:05:211
1903405996659,5cyclictest1888834-21kworker/u8:0+flush-179:019:30:210
1903405996659,4cyclictest1992290-21kworker/u8:3+events_unbound23:55:150
190340699650,58cyclictest0-21swapper/100:25:591
1903405996556,7cyclictest1993840-21latency_hist23:50:000
1903406996457,5cyclictest1924311-21latency_hist20:15:021
1903405996459,4cyclictest1954481-21kworker/u8:3+events_unbound21:45:240
1903405996458,5cyclictest1948944-21kworker/u8:0+flush-179:021:40:000
1903405996357,5cyclictest2001220-21kworker/u8:1+flush-179:000:30:200
1903405996354,6cyclictest1972895-21latency_hist22:45:010
1903406996255,5cyclictest1943937-21kworker/u8:1+flush-179:021:50:241
1903406996254,5cyclictest1953487-21latency_hist21:45:011
1903405996259,2cyclictest0-21swapper/022:56:590
1903405996257,4cyclictest1930918-21kworker/u8:2+flush-179:020:50:260
1903405996248,11cyclictest1213033-21systemd-journal00:30:000
1903407996158,2cyclictest0-21swapper/200:38:002
1903405996156,4cyclictest1888834-21kworker/u8:0+events_unbound19:55:190
1903405996155,4cyclictest1943937-21kworker/u8:1+flush-179:021:25:190
1903405996155,4cyclictest1943937-21kworker/u8:1+flush-179:021:25:190
1903407996057,2cyclictest0-21swapper/200:13:592
1903406996058,1cyclictest0-21swapper/122:13:591
1903406996054,4cyclictest1888834-21kworker/u8:0+flush-179:019:45:241
1903405996052,6cyclictest1981086-21kworker/u8:0+events_unbound00:05:260
1903406995956,2cyclictest0-21swapper/122:45:591
1903406995950,8cyclictest2001220-21kworker/u8:1+events_unbound00:30:161
1903406995950,7cyclictest1997568-21apt-get00:00:111
1903405995951,6cyclictest1976065-21latency_hist22:55:010
1903406995852,5cyclictest1930918-21kworker/u8:2+flush-179:021:15:161
1903406995851,6cyclictest1961673-21kworker/u8:2+events_unbound22:25:131
1903406995850,7cyclictest1930920-21kworker/u8:3+events_unbound20:55:001
1903406995847,8cyclictest1213033-21systemd-journal20:50:011
1903405995853,4cyclictest1943937-21kworker/u8:1+flush-179:021:59:560
1903406995753,3cyclictest1981086-21kworker/u8:0+flush-179:000:05:171
1903405995750,3cyclictest1921921-21kworker/u8:0+flush-179:020:05:250
1903406995552,2cyclictest1971973-21kworker/u8:1+events_unbound22:50:111
1903406995550,4cyclictest1888834-21kworker/u8:0+flush-179:019:30:211
1903406995546,7cyclictest1929607-21apt-get20:30:101
1903405995549,4cyclictest1985868-21kworker/u8:3+flush-179:023:30:240
1903406995448,4cyclictest1916341-21kworker/u8:2+events_unbound19:50:141
1903406995446,6cyclictest1985863-21kworker/u8:2+events_unbound23:25:201
1903406995446,6cyclictest1943937-21kworker/u8:1+flush-179:021:35:211
1903406995346,5cyclictest1977090-21kworker/u8:2+events_unbound22:55:221
1903405995347,5cyclictest1930920-21kworker/u8:3+flush-179:020:35:210
1903405995345,6cyclictest1213033-21systemd-journal00:04:000
1903406995251,1cyclictest0-21swapper/100:13:591
1903406995247,4cyclictest1919512-21kworker/u8:1+flush-179:020:00:191
1903406995246,4cyclictest1930918-21kworker/u8:2+flush-179:020:40:181
1903406995244,6cyclictest1213033-21systemd-journal00:25:001
1903405995247,4cyclictest1961673-21kworker/u8:2+events_unbound22:20:150
1903406995138,4cyclictest1901820-21kworker/u8:1+events_unbound19:10:251
1903405995146,4cyclictest1981086-21kworker/u8:0+events_unbound23:15:110
1903405995145,5cyclictest1969420-21kworker/u8:3+events_unbound22:45:190
1903405995145,4cyclictest1992290-21kworker/u8:3+events_unbound00:20:220
1903406995044,5cyclictest1948944-21kworker/u8:0+events_unbound22:00:181
1903406995043,6cyclictest1983746-21kworker/u8:1+events_unbound23:20:181
1903406995040,8cyclictest1942598-21apt-get21:10:111
1903406994946,2cyclictest1885946-21kworker/u8:2+events_unbound19:25:141
1903406994946,2cyclictest1885946-21kworker/u8:2+events_unbound19:25:131
1903406994942,5cyclictest1921921-21kworker/u8:0+flush-179:020:20:241
1903405994943,4cyclictest1948944-21kworker/u8:0+events_unbound22:35:200
1903406994840,6cyclictest1953741-21apt-get21:45:131
1903405994843,4cyclictest1930920-21kworker/u8:3+flush-179:021:15:190
4577091470,13ptp4l61490irq/134-eno1-TxRx-019:10:003
1903406994741,5cyclictest1919589-21kworker/u8:3+flush-179:020:10:011
1903406994637,7cyclictest1981086-21kworker/u8:0+flush-179:023:50:011
1903405994538,5cyclictest1885946-21kworker/u8:2+events_unbound19:25:240
1903405994538,5cyclictest1885946-21kworker/u8:2+events_unbound19:25:240
1903406994438,4cyclictest1969420-21kworker/u8:3+events_unbound23:05:251
1903406994436,6cyclictest1992255-21latency_hist23:45:001
1903409994339,2cyclictest0-21swapper/320:19:593
1903406994337,4cyclictest1971973-21kworker/u8:1+events_unbound22:40:231
1903406994335,6cyclictest1213033-21systemd-journal00:35:161
1903409994239,2cyclictest0-21swapper/323:29:593
1903405994234,6cyclictest1981086-21kworker/u8:0+flush-179:023:40:190
1903409994138,2cyclictest0-21swapper/321:25:003
1903409994032,6cyclictest2003704-21turbostat00:20:003
190340999400,38cyclictest1930957-21turbostat20:35:013
190340999400,1cyclictest0-21swapper/321:57:593
1903406994037,2cyclictest1981086-21kworker/u8:0+events_unbound23:50:221
1903407993836,1cyclictest0-21swapper/220:19:582
1903407993835,2cyclictest0-21swapper/223:29:592
190340799380,36cyclictest0-21swapper/223:45:592
190340799380,36cyclictest0-21swapper/223:18:592
190340799380,30cyclictest0-21swapper/219:18:592
1903409993734,2cyclictest0-21swapper/323:46:593
1903409993734,2cyclictest0-21swapper/320:40:003
190340999370,36cyclictest0-21swapper/322:49:593
190340999370,36cyclictest0-21swapper/321:16:593
190340999370,1cyclictest0-21swapper/319:43:003
1903407993734,2cyclictest0-21swapper/221:16:592
190340799370,35cyclictest0-21swapper/223:23:592
1903406993731,5cyclictest1930918-21kworker/u8:2+flush-179:021:20:191
1903405993733,3cyclictest1930918-21kworker/u8:2+flush-179:021:00:260
1903409993634,2cyclictest0-21swapper/320:44:593
1903409993634,1cyclictest0-21swapper/319:48:593
1903409993634,1cyclictest0-21swapper/300:30:593
1903409993633,2cyclictest0-21swapper/323:42:593
190340999360,35cyclictest0-21swapper/322:42:003
190340999360,35cyclictest0-21swapper/322:15:593
190340999360,35cyclictest0-21swapper/319:50:583
190340999360,1cyclictest0-21swapper/323:19:593
190340999360,1cyclictest0-21swapper/319:17:593
1903407993634,1cyclictest0-21swapper/222:49:592
1903407993634,1cyclictest0-21swapper/222:15:592
1903407993634,1cyclictest0-21swapper/221:24:592
1903407993633,2cyclictest0-21swapper/222:41:592
1903407993633,2cyclictest0-21swapper/219:50:592
190340799360,2cyclictest0-21swapper/223:35:592
190340799360,2cyclictest0-21swapper/200:32:592
1903409993533,1cyclictest0-21swapper/322:03:583
190340999350,1cyclictest0-21swapper/321:05:593
1903409993431,2cyclictest0-21swapper/320:22:593
1903407993432,1cyclictest0-21swapper/223:59:592
1903407993431,1cyclictest0-21swapper/220:45:002
1903407993430,2cyclictest0-21swapper/223:42:592
1903407993430,2cyclictest0-21swapper/219:48:592
1903409993330,1cyclictest0-21swapper/300:21:593
190340999330,4cyclictest1919553-21turbostat20:00:003
1903407993330,2cyclictest0-21swapper/222:03:582
1903409993229,2cyclictest0-21swapper/321:04:583
1903407993230,1cyclictest0-21swapper/220:40:002
1903409993129,1cyclictest0-21swapper/322:06:593
1903409993129,1cyclictest0-21swapper/320:08:593
1903409993128,2cyclictest0-21swapper/322:39:593
1903409993128,2cyclictest0-21swapper/319:31:593
190340999310,29cyclictest0-21swapper/320:51:003
1903407993128,2cyclictest0-21swapper/220:23:002
1903409993028,1cyclictest0-21swapper/321:38:003
1903407993027,2cyclictest0-21swapper/219:25:142
1903407993027,2cyclictest0-21swapper/219:25:132
1903407993027,2cyclictest0-21swapper/200:16:592
1903407993026,3cyclictest0-21swapper/200:22:002
4577091290,6ptp4l441ktimers/323:10:013
1903409992927,1cyclictest0-21swapper/320:45:133
1903409992926,2cyclictest0-21swapper/323:02:593
190340999290,2cyclictest0-21swapper/300:00:123
190340999290,27cyclictest0-21swapper/321:45:133
190340999290,27cyclictest0-21swapper/321:40:133
190340999290,27cyclictest0-21swapper/300:40:013
190340999290,1cyclictest0-21swapper/300:00:013
1903407992926,2cyclictest0-21swapper/221:10:132
1903407992926,2cyclictest0-21swapper/220:30:122
1903407992926,2cyclictest0-21swapper/219:55:132
1903407992925,2cyclictest0-21swapper/222:06:592
1903407992925,2cyclictest0-21swapper/219:31:592
190340799290,28cyclictest0-21swapper/220:00:122
190340799290,27cyclictest0-21swapper/221:45:132
190340799290,27cyclictest0-21swapper/221:37:592
190340799290,27cyclictest0-21swapper/220:45:132
190340799290,27cyclictest0-21swapper/220:09:002
190340799290,27cyclictest0-21swapper/219:20:122
190340799290,27cyclictest0-21swapper/200:00:122
190340799290,21cyclictest0-21swapper/222:20:142
4577091280,6ptp4l61490irq/134-eno1-TxRx-021:30:003
4577091280,6ptp4l61490irq/134-eno1-TxRx-021:30:003
4577091280,6ptp4l441ktimers/323:55:003
4577091280,5ptp4l441ktimers/322:20:013
1903409992826,1cyclictest0-21swapper/319:10:133
190340999280,2cyclictest0-21swapper/323:35:133
190340999280,27cyclictest0-21swapper/321:10:123
190340999280,27cyclictest0-21swapper/320:14:583
190340999280,27cyclictest0-21swapper/320:00:123
190340999280,27cyclictest0-21swapper/319:25:143
190340999280,27cyclictest0-21swapper/319:25:143
190340999280,26cyclictest0-21swapper/321:50:153
190340999280,26cyclictest0-21swapper/319:20:113
1903407992826,1cyclictest0-21swapper/221:04:582
1903407992825,2cyclictest0-21swapper/223:00:032
1903407992825,2cyclictest0-21swapper/222:40:022
1903407992825,2cyclictest0-21swapper/221:55:122
1903407992825,2cyclictest0-21swapper/220:14:582
1903407992825,2cyclictest0-21swapper/219:44:552
1903407992825,2cyclictest0-21swapper/219:10:122
190340799280,2cyclictest0-21swapper/223:05:142
190340799280,2cyclictest0-21swapper/221:40:142
190340799280,2cyclictest0-21swapper/221:05:122
190340799280,27cyclictest0-21swapper/221:50:142
190340799280,26cyclictest0-21swapper/223:10:592
190340799280,26cyclictest0-21swapper/220:50:122
4577091270,6ptp4l61490irq/134-eno1-TxRx-021:35:003
1903409992725,1cyclictest0-21swapper/320:55:123
190340999270,1cyclictest0-21swapper/322:50:593
190340999270,1cyclictest0-21swapper/319:37:593
190340799270,25cyclictest0-21swapper/222:30:122
190340799270,25cyclictest0-21swapper/221:32:582
4577091260,5ptp4l441ktimers/323:00:013
4577091260,5ptp4l441ktimers/300:30:013
4577091260,4ptp4l441ktimers/320:30:003
4577091260,3ptp4l441ktimers/322:15:013
190340999260,24cyclictest0-21swapper/323:10:133
1903407992623,2cyclictest0-21swapper/220:55:132
1903407992623,2cyclictest0-21swapper/220:27:592
4577091250,4ptp4l61490irq/134-eno1-TxRx-000:10:013
4577091250,3ptp4l61490irq/134-eno1-TxRx-022:30:003
4577091250,3ptp4l441ktimers/323:34:543
1903407992523,1cyclictest0-21swapper/200:27:582
1903407992522,2cyclictest0-21swapper/222:26:592
190340799250,2cyclictest0-21swapper/222:50:592
190340799250,24cyclictest0-21swapper/219:35:592
4577091240,3ptp4l61490irq/134-eno1-TxRx-022:34:553
1903407992321,1cyclictest0-21swapper/223:52:002
1903407992320,2cyclictest0-21swapper/222:13:592
190340699235,16cyclictest1903480-21cat19:10:021
4577091210,3ptp4l61490irq/134-eno1-TxRx-023:24:553
1903407992118,2cyclictest0-21swapper/200:08:592
1903407991916,2cyclictest0-21swapper/221:27:002
1903407991916,2cyclictest0-21swapper/221:26:592
1903407991512,2cyclictest0-21swapper/223:32:592
1903407991512,2cyclictest0-21swapper/222:58:592
19034079930,2cyclictest0-21swapper/219:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional