You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-19 - 12:07
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 Sep 19, 2026 00:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
175565799169158,8cyclictest1849108-40logrotate00:00:011
175565799157145,9cyclictest1818620-21latency_hist22:25:001
175565599146137,7cyclictest1853920-21kworker/u8:1+flush-179:000:15:000
175565599139131,6cyclictest1853920-21kworker/u8:1+events_unbound00:30:000
175565599138131,5cyclictest1757771-21kworker/u8:2+events_unbound19:25:010
175565799134119,12cyclictest1858725-21apt-get00:27:521
175565599133128,4cyclictest1823370-21kworker/u8:0+events_unbound22:50:000
175565599132120,9cyclictest1815425-21latency_hist22:15:010
175565799131120,9cyclictest1765292-21kworker/u8:1+flush-179:019:55:001
175565599131121,7cyclictest1839564-21latency_hist23:30:010
175565599131121,7cyclictest1786817-21kworker/u8:2+flush-179:020:50:190
175565599131120,9cyclictest1213033-21systemd-journal21:45:000
175565599131117,11cyclictest1849139-40mandb00:00:020
175565599127122,4cyclictest1853920-21kworker/u8:1+events_unbound00:40:010
1755655991270,124cyclictest1-21systemd22:30:000
175565599126118,6cyclictest1791014-21kworker/u8:1+events_unbound21:05:210
175565599125117,5cyclictest1791014-21kworker/u8:1+events_unbound21:10:150
175565599125117,5cyclictest1791014-21kworker/u8:1+events_unbound21:10:140
175565599122115,5cyclictest1757771-21kworker/u8:2+events_unbound19:20:000
175565599121111,7cyclictest1850710-21kworker/u8:0+events_unbound00:05:200
175565799119108,7cyclictest1807214-21latency_hist21:50:011
175565599118110,7cyclictest1841138-21kworker/u8:2+events_unbound00:05:000
175565599116108,6cyclictest1836423-21kworker/u8:3+flush-179:023:40:220
175565599116107,6cyclictest1823370-21kworker/u8:0+flush-179:023:10:210
175565599116106,7cyclictest1845930-21latency_hist23:50:010
175565799114105,6cyclictest1831610-21latency_hist23:05:021
175565799114103,8cyclictest1773280-21latency_hist20:05:011
175565799114101,9cyclictest1801579-21kworker/u8:2+flush-179:022:15:181
175565599114106,6cyclictest1775725-21kworker/u8:3+events_unbound20:15:250
175565799113105,5cyclictest1844324-21kworker/u8:0+flush-179:023:45:241
175565599113108,4cyclictest1855513-21kworker/u8:2+flush-179:000:20:220
175565599112106,4cyclictest1774318-21kworker/u8:2+flush-179:020:05:240
175565599112105,5cyclictest1816988-21kworker/u8:0+events_unbound22:30:230
175565599112105,5cyclictest1810635-21kworker/u8:0+flush-179:022:05:250
175565599111102,7cyclictest1794578-21kworker/u8:0+flush-179:021:30:140
175565599110104,5cyclictest1813879-21kworker/u8:1+flush-179:023:00:000
175565599110102,5cyclictest1757771-21kworker/u8:2+flush-179:019:30:210
17556559910899,7cyclictest1775725-21kworker/u8:3+flush-179:020:30:010
17556559910899,7cyclictest1775725-21kworker/u8:3+flush-179:020:30:000
175565599108102,4cyclictest1801579-21kworker/u8:2+flush-179:022:15:220
17556579910796,8cyclictest1784683-21latency_hist20:40:001
17556579910795,9cyclictest1860620-21apt-get00:35:141
175565599107102,4cyclictest1836423-21kworker/u8:3+events_unbound23:30:230
17556559910699,4cyclictest1816988-21kworker/u8:0+flush-179:022:20:200
175565599106100,4cyclictest1783115-21kworker/u8:0+flush-179:020:55:210
175565599106100,4cyclictest1765292-21kworker/u8:1+flush-179:019:45:200
17556559910599,4cyclictest1769051-21kworker/u8:0+events_unbound19:55:150
17556559910597,6cyclictest1801579-21kworker/u8:2+flush-179:021:50:210
17556559910498,4cyclictest1765292-21kworker/u8:1+events_unbound20:10:240
17556559910495,7cyclictest1823396-21latency_hist22:40:020
17556559910397,5cyclictest1769051-21kworker/u8:0+flush-179:020:00:230
17556559910393,5cyclictest1761862-21kworker/u8:0+events_unbound19:40:210
17556559910295,6cyclictest1844324-21kworker/u8:0+flush-179:023:50:200
17556559910196,4cyclictest1783115-21kworker/u8:0+flush-179:020:35:240
17556559910195,4cyclictest1775725-21kworker/u8:3+flush-179:020:20:210
17556559910092,5cyclictest1813879-21kworker/u8:1+flush-179:023:15:200
1755657999987,9cyclictest1213033-21systemd-journal19:40:011
1755657999987,9cyclictest1213033-21systemd-journal19:40:001
1755655999990,6cyclictest1755534-21kworker/u8:1+flush-179:019:10:210
1755655999893,4cyclictest1781484-21kworker/u8:2+events_unbound20:35:000
1755655999891,5cyclictest1213033-21systemd-journal00:20:010
1755655999790,4cyclictest1823370-21kworker/u8:0+flush-179:022:50:200
1755655999590,4cyclictest1785350-21kworker/u8:3+flush-179:020:40:230
1755655999584,5cyclictest1757771-21kworker/u8:2+events_unbound19:25:170
1755657999488,4cyclictest1823370-21kworker/u8:0+flush-179:023:10:221
1755657999487,5cyclictest1786817-21kworker/u8:2+flush-179:020:50:171
1755657999483,8cyclictest1809059-21latency_hist21:55:011
1755657999386,5cyclictest1770341-21apt-get19:55:111
1755655999387,5cyclictest1801579-21kworker/u8:2+flush-179:022:05:010
1755655999288,3cyclictest1801579-21kworker/u8:2+flush-179:021:55:220
1755655999288,3cyclictest1801579-21kworker/u8:2+flush-179:021:55:220
1755655999286,4cyclictest1765292-21kworker/u8:1+flush-179:019:50:190
1755655999285,6cyclictest1794578-21kworker/u8:0+events_unbound21:35:030
1755655999285,5cyclictest1786817-21kworker/u8:2+flush-179:021:00:200
1755657999183,5cyclictest1813879-21kworker/u8:1+flush-179:022:35:221
1755655999184,5cyclictest1853920-21kworker/u8:1+flush-179:000:30:150
1755655999183,6cyclictest1801579-21kworker/u8:2+flush-179:021:45:210
1755655999083,5cyclictest1791014-21kworker/u8:1+flush-179:021:25:180
1755662998983,4cyclictest1807224-21turbostat21:49:593
1755657998981,5cyclictest1791014-21kworker/u8:1+flush-179:021:15:211
1755657998977,8cyclictest1813879-21kworker/u8:1+events_unbound23:15:161
1755655998882,4cyclictest1813879-21kworker/u8:1+flush-179:023:00:140
1755657998780,5cyclictest1769051-21kworker/u8:0+flush-179:020:21:441
1755657998779,6cyclictest1813840-21latency_hist22:10:001
1755657998776,8cyclictest1823370-21kworker/u8:0+flush-179:022:55:151
1755655998781,4cyclictest1841137-21kworker/u8:1+flush-179:023:35:210
1755657998678,5cyclictest1841138-21kworker/u8:2+events_unbound23:40:011
1755657998675,8cyclictest1765292-21kworker/u8:1+flush-179:019:40:211
1755657998675,8cyclictest1213033-21systemd-journal23:25:181
1755657998577,5cyclictest1794578-21kworker/u8:0+flush-179:021:30:161
1755655998578,5cyclictest1794578-21kworker/u8:0+flush-179:021:20:200
1755657998376,5cyclictest1786817-21kworker/u8:2+flush-179:021:00:211
1755657998375,7cyclictest1765292-21kworker/u8:1+events_unbound19:50:011
1755657998375,5cyclictest1858812-21kworker/u8:0+events_unbound00:30:241
1755657998370,10cyclictest1213033-21systemd-journal20:50:011
1755657998360,20cyclictest1855803-21apt-get00:20:111
1755657998275,5cyclictest1757771-21kworker/u8:2+flush-179:019:20:221
1755657998273,7cyclictest1794578-21kworker/u8:0+flush-179:021:20:231
1755657998271,8cyclictest1213033-21systemd-journal19:30:001
1755655998176,4cyclictest1823370-21kworker/u8:0+events_unbound22:40:010
1755655998173,7cyclictest1785350-21kworker/u8:3+flush-179:020:45:160
1755657998068,9cyclictest1791048-21latency_hist21:00:011
1755657997967,9cyclictest1213033-21systemd-journal19:30:491
1755655997973,4cyclictest1830059-21kworker/u8:3+flush-179:023:05:210
1755657997871,5cyclictest1823370-21kworker/u8:0+flush-179:023:20:171
1755657997770,6cyclictest1830059-21kworker/u8:3+flush-179:023:05:251
1755657997768,7cyclictest1813879-21kworker/u8:1+flush-179:022:10:221
1755657997766,8cyclictest1802161-21kworker/u8:3+flush-179:021:55:181
1755657997766,8cyclictest1802161-21kworker/u8:3+flush-179:021:55:171
1755657997669,5cyclictest501-21systemd-logind00:04:001
1755657997662,11cyclictest1851312-21diskstats00:05:161
1755655997570,4cyclictest1791014-21kworker/u8:1+flush-179:021:15:250
1755657997467,5cyclictest1816988-21kworker/u8:0+flush-179:022:30:211
1755657997463,8cyclictest1774902-21gpgv20:10:001
1755655997465,7cyclictest1764264-21diskstats19:35:170
1755655997465,7cyclictest1764264-21diskstats19:35:170
1755657997367,5cyclictest1823370-21kworker/u8:0+flush-179:022:55:001
1755657997267,4cyclictest1743022-21kworker/u8:0+flush-179:019:14:551
1755657997262,8cyclictest1775725-21kworker/u8:3+flush-179:020:15:001
1755655997266,4cyclictest1823370-21kworker/u8:0+events_unbound23:20:140
1755657997166,3cyclictest1769051-21kworker/u8:0+events_unbound20:25:181
1755657997166,3cyclictest1769051-21kworker/u8:0+events_unbound20:25:171
1755657997165,5cyclictest1802161-21kworker/u8:3+flush-179:021:35:231
1755657997165,4cyclictest1780940-21kworker/u8:1+flush-179:020:30:161
1755657997061,7cyclictest1213033-21systemd-journal21:15:011
1755657997061,7cyclictest1213033-21systemd-journal21:15:001
1755657996962,5cyclictest1816988-21kworker/u8:0+flush-179:022:25:241
1755657996962,5cyclictest1791014-21kworker/u8:1+events_unbound21:05:241
1755657996761,4cyclictest1844324-21kworker/u8:0+flush-179:023:50:191
1755657996358,4cyclictest1823370-21kworker/u8:0+flush-179:022:49:451
1755657996357,4cyclictest1775725-21kworker/u8:3+flush-179:020:15:221
1755657996354,7cyclictest1854192-21apt-get00:15:121
1755657996257,4cyclictest1791014-21kworker/u8:1+flush-179:021:25:191
1755657996148,5cyclictest1785350-21kworker/u8:3+flush-179:020:40:211
1755661995854,3cyclictest0-21swapper/223:47:002
1755657995852,4cyclictest1801579-21kworker/u8:2+flush-179:021:40:271
1755657995750,5cyclictest1810635-21kworker/u8:0+flush-179:022:00:171
1755662995652,2cyclictest0-21swapper/320:13:593
1755661995653,2cyclictest0-21swapper/220:13:592
1755657995644,10cyclictest1213033-21systemd-journal23:45:001
1755662995553,1cyclictest0-21swapper/323:46:593
1755662995245,5cyclictest1833198-21turbostat23:10:013
4577091500,13ptp4l441ktimers/319:10:013
1755661995048,1cyclictest0-21swapper/221:34:592
1755657995042,6cyclictest1850710-21kworker/u8:0+flush-179:000:10:171
1755657994641,4cyclictest1836423-21kworker/u8:3+events_unbound23:30:211
175566299410,39cyclictest1757102-21turbostat19:15:003
1755657994136,4cyclictest1757771-21kworker/u8:2+flush-179:019:15:241
1755662993933,5cyclictest1826840-21turbostat22:49:593
175566199390,36cyclictest0-21swapper/221:49:592
175566299380,36cyclictest0-21swapper/300:00:593
1755661993835,2cyclictest0-21swapper/221:23:592
175566199380,36cyclictest0-21swapper/200:01:002
175566199380,35cyclictest0-21swapper/220:10:002
175566299370,36cyclictest0-21swapper/320:35:593
175566299370,1cyclictest0-21swapper/322:18:003
1755661993733,2cyclictest0-21swapper/222:46:592
175566199370,35cyclictest0-21swapper/220:35:592
175566299360,1cyclictest0-21swapper/300:14:593
1755661993633,2cyclictest0-21swapper/223:02:592
1755661993633,2cyclictest0-21swapper/220:17:002
1755662993533,1cyclictest0-21swapper/321:23:593
1755661993532,2cyclictest0-21swapper/221:04:582
1755662993432,1cyclictest0-21swapper/323:02:593
1755662993431,2cyclictest0-21swapper/321:04:593
1755661993430,2cyclictest0-21swapper/223:54:552
1755661993430,2cyclictest0-21swapper/221:53:582
4577091330,5ptp4l61490irq/134-eno1-TxRx-022:44:553
1755662993331,1cyclictest0-21swapper/320:17:003
1755662993331,1cyclictest0-21swapper/320:09:563
1755661993330,2cyclictest0-21swapper/223:34:002
1755661993330,2cyclictest0-21swapper/222:22:592
1755661993329,3cyclictest0-21swapper/223:23:582
1755661993329,2cyclictest0-21swapper/219:31:592
1755662993229,2cyclictest0-21swapper/323:54:553
1755662993229,2cyclictest0-21swapper/323:33:593
1755661993229,2cyclictest0-21swapper/221:57:592
1755661993229,2cyclictest0-21swapper/221:57:592
175566199320,29cyclictest0-21swapper/223:17:592
4577091310,7ptp4l441ktimers/300:10:003
1755662993129,1cyclictest0-21swapper/322:22:593
1755662993129,1cyclictest0-21swapper/321:53:593
1755662993128,2cyclictest0-21swapper/323:23:583
1755661993128,2cyclictest0-21swapper/222:34:592
175565799310,29cyclictest1823895-21apt-get22:40:031
1755662993027,2cyclictest0-21swapper/321:57:583
1755662993027,2cyclictest0-21swapper/321:57:583
175566299300,28cyclictest0-21swapper/323:35:143
175566299300,27cyclictest0-21swapper/321:15:123
1755661993028,1cyclictest0-21swapper/200:34:592
1755661993027,2cyclictest0-21swapper/223:42:592
1755661993027,2cyclictest0-21swapper/223:12:002
1755661993026,2cyclictest0-21swapper/221:13:592
1755661993026,2cyclictest0-21swapper/221:13:592
175566199300,2cyclictest0-21swapper/219:45:132
175566199300,28cyclictest0-21swapper/223:35:142
175566199300,28cyclictest0-21swapper/221:15:112
175566199300,28cyclictest0-21swapper/220:50:132
4577091290,7ptp4l441ktimers/319:55:003
4577091290,7ptp4l441ktimers/319:25:003
4577091290,7ptp4l441ktimers/300:30:003
4577091290,6ptp4l441ktimers/320:55:013
1755662992927,1cyclictest0-21swapper/321:34:563
1755662992927,1cyclictest0-21swapper/319:31:593
1755662992926,2cyclictest0-21swapper/322:34:593
1755662992926,2cyclictest0-21swapper/320:30:123
1755662992926,2cyclictest0-21swapper/319:45:133
175566299290,2cyclictest0-21swapper/323:55:143
175566299290,27cyclictest0-21swapper/323:15:113
175566299290,27cyclictest0-21swapper/322:00:133
175566299290,26cyclictest0-21swapper/322:51:003
175566299290,1cyclictest0-21swapper/300:30:123
1755661992926,2cyclictest0-21swapper/222:06:592
1755661992926,2cyclictest0-21swapper/222:00:122
1755661992926,2cyclictest0-21swapper/220:55:142
1755661992925,2cyclictest0-21swapper/222:37:582
1755661992925,2cyclictest0-21swapper/220:24:552
175566199290,2cyclictest0-21swapper/200:25:132
175566199290,27cyclictest0-21swapper/223:55:132
175566199290,27cyclictest0-21swapper/220:30:112
175566199290,27cyclictest0-21swapper/219:10:122
4577091280,5ptp4l61490irq/134-eno1-TxRx-022:15:003
1755662992826,1cyclictest0-21swapper/323:43:003
1755662992826,1cyclictest0-21swapper/323:11:593
1755662992825,2cyclictest0-21swapper/322:40:023
1755662992825,2cyclictest0-21swapper/322:06:593
175566299280,2cyclictest0-21swapper/320:55:133
175566299280,26cyclictest0-21swapper/319:25:593
175566199280,2cyclictest0-21swapper/219:25:592
4577091270,6ptp4l61490irq/134-eno1-TxRx-021:45:003
4577091270,6ptp4l61490irq/134-eno1-TxRx-020:30:013
4577091270,6ptp4l61490irq/134-eno1-TxRx-020:30:003
4577091270,6ptp4l441ktimers/322:59:553
4577091270,6ptp4l441ktimers/320:45:003
4577091270,6ptp4l441ktimers/319:20:003
4577091270,6ptp4l441ktimers/300:19:553
4577091270,4ptp4l441ktimers/320:05:013
4577091270,4ptp4l441ktimers/319:44:593
1755662992725,1cyclictest0-21swapper/321:13:593
1755662992725,1cyclictest0-21swapper/321:13:583
175566299270,26cyclictest0-21swapper/323:28:003
1755661992724,2cyclictest0-21swapper/221:25:592
1755661992723,2cyclictest0-21swapper/220:28:592
1755661992723,2cyclictest0-21swapper/220:28:592
1755661992723,2cyclictest0-21swapper/220:00:132
1755661992723,2cyclictest0-21swapper/219:54:552
175566199270,2cyclictest0-21swapper/219:41:592
175566199270,25cyclictest0-21swapper/223:27:592
175566199270,24cyclictest0-21swapper/222:50:592
4577091260,6ptp4l61490irq/134-eno1-TxRx-022:30:003
4577091260,5ptp4l61490irq/134-eno1-TxRx-020:50:013
4577091260,5ptp4l61490irq/134-eno1-TxRx-020:25:013
4577091260,5ptp4l441ktimers/300:40:003
4577091260,4ptp4l441ktimers/321:09:563
1755662992624,1cyclictest0-21swapper/300:22:593
1755661992623,2cyclictest0-21swapper/222:40:022
1755661992623,2cyclictest0-21swapper/200:06:592
175566199260,2cyclictest0-21swapper/200:13:592
175566199260,24cyclictest0-21swapper/222:29:002
175566199260,24cyclictest0-21swapper/221:35:152
175566199260,19cyclictest0-21swapper/220:41:592
4577091250,5ptp4l61490irq/134-eno1-TxRx-021:39:563
4577091250,5ptp4l61490irq/134-eno1-TxRx-019:39:563
4577091250,5ptp4l61490irq/134-eno1-TxRx-019:39:563
4577091250,4ptp4l441ktimers/319:59:553
1755662992523,1cyclictest0-21swapper/321:25:583
1755661992522,2cyclictest0-21swapper/219:21:592
1755661992521,2cyclictest0-21swapper/200:16:592
1755661992421,2cyclictest0-21swapper/222:16:592
1755661992421,2cyclictest0-21swapper/222:10:142
1755661992420,2cyclictest0-21swapper/219:59:552
1755661992319,2cyclictest0-21swapper/200:37:592
231999220,13rtkit-daemon688-21lldpd19:09:120
1755661992117,2cyclictest0-21swapper/219:35:592
1755661992117,2cyclictest0-21swapper/219:35:592
1755661991917,1cyclictest0-21swapper/200:24:592
1755661991816,1cyclictest0-21swapper/221:09:592
1755661991714,2cyclictest0-21swapper/220:45:592
1755661991614,1cyclictest0-21swapper/223:00:002
1755657991511,2cyclictest1755479-21latency_hist19:10:021
175566199129,2cyclictest0-21swapper/221:44:002
175566199100,7cyclictest0-21swapper/223:08:502
17556619996,2cyclictest0-21swapper/219:18:592
17556619930,2cyclictest0-21swapper/219:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional