You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-30 - 09:31
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 376 highest latencies:
System rackeslot6.osadl.org (updated Thu Jul 30, 2026 00:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
164754799141133,6cyclictest1710361-21latency_hist22:25:021
16475479912992,26cyclictest1747829-21apt-get00:20:121
164754799127119,5cyclictest1671625-21latency_hist20:25:011
164754799125116,6cyclictest1721818-21kworker/u8:1+events_unbound23:10:001
164754299124118,4cyclictest1744611-21kworker/u8:2+events_unbound00:10:190
164754299123117,5cyclictest1713844-21kworker/u8:0+flush-179:000:04:010
164754299123111,9cyclictest1213033-21systemd-journal23:55:280
164754299123111,9cyclictest1213033-21systemd-journal23:55:280
164754299119109,7cyclictest1692322-21latency_hist21:30:010
164754299119109,7cyclictest1692322-21latency_hist21:30:000
164754299117111,4cyclictest1646298-21kworker/u8:2+flush-179:019:15:220
164754299116110,5cyclictest1734749-21kworker/u8:1+flush-179:023:45:010
164754299116110,4cyclictest1729763-21kworker/u8:3+flush-179:023:25:220
164754299115110,4cyclictest1650599-21kworker/u8:0+flush-179:019:30:240
164754299115110,3cyclictest1738752-21kworker/u8:1+events_unbound23:50:240
164754299115107,5cyclictest1673248-21kworker/u8:3+events_unbound20:30:200
164754299114104,4cyclictest1650599-21kworker/u8:0+events_unbound19:45:230
164754299114102,5cyclictest1697395-21kworker/u8:1+events_unbound21:55:130
164754299113107,4cyclictest1685985-21kworker/u8:3+flush-179:021:35:190
164754299111106,4cyclictest1676102-21kworker/u8:1+events_unbound20:55:230
164754299110105,4cyclictest1676102-21kworker/u8:1+flush-179:021:10:250
16475479910899,6cyclictest1707163-21latency_hist22:15:011
164754799108102,4cyclictest1665230-21kworker/u8:0+flush-179:020:05:141
16475479910796,9cyclictest1650599-21kworker/u8:0+events_unbound19:34:591
16475479910595,8cyclictest1751001-21apt-get00:30:121
16475429910498,4cyclictest1713844-21kworker/u8:0+flush-179:023:35:220
16475479910394,6cyclictest1713844-21kworker/u8:0+flush-179:023:50:011
16475479910394,5cyclictest1718612-21kworker/u8:3+flush-179:023:00:231
16475429910396,5cyclictest1697395-21kworker/u8:1+events_unbound21:45:200
16475429910396,5cyclictest1697395-21kworker/u8:1+events_unbound21:45:200
16475429910395,7cyclictest1747807-21kworker/u8:0+events_unbound00:35:240
164754299103100,2cyclictest1685985-21kworker/u8:3+events_unbound21:20:240
16475479910293,5cyclictest1713844-21kworker/u8:0+flush-179:000:04:001
16475429910293,7cyclictest1684621-21apt-get21:05:120
16475479910192,7cyclictest1649266-21apt-get19:15:141
16475479910189,10cyclictest1673469-21apt-get20:30:111
16475429910197,3cyclictest1700567-21kworker/u8:3+events_unbound22:05:230
16475429910197,3cyclictest1661139-21kworker/u8:1+flush-179:019:50:230
16475429910197,3cyclictest1661139-21kworker/u8:1+flush-179:019:50:220
16475429910191,8cyclictest1675037-21/usr/sbin/munin20:35:240
16475479910091,5cyclictest1713844-21kworker/u8:0+flush-179:023:35:231
16475479910088,8cyclictest1677609-21kworker/u8:0+flush-179:021:30:161
16475429910094,4cyclictest1710410-21kworker/u8:3+flush-179:022:30:200
16475429910091,6cyclictest1681166-21latency_hist20:55:010
1647542999994,4cyclictest1721818-21kworker/u8:1+events_unbound23:10:150
1647542999994,4cyclictest1703958-21kworker/u8:0+flush-179:022:15:260
1647542999994,4cyclictest1661139-21kworker/u8:1+events_unbound19:55:260
1647542999993,5cyclictest1677609-21kworker/u8:0+events_unbound21:30:190
1647542999992,5cyclictest1669995-21kworker/u8:2+events_unbound20:40:180
1647547999789,6cyclictest1655947-21apt-get19:35:121
1647542999792,4cyclictest1707198-21kworker/u8:2+flush-179:022:40:270
1647542999791,5cyclictest1653846-21kworker/u8:3+events_unbound19:40:150
1647547999690,4cyclictest1713844-21kworker/u8:0+flush-179:023:10:241
1647542999691,4cyclictest1744611-21kworker/u8:2+events_unbound00:25:230
1647542999690,4cyclictest496231-21kworker/u8:1+flush-179:019:25:210
1647542999586,3cyclictest1729763-21kworker/u8:3+events_unbound23:30:220
1647547999487,5cyclictest1653846-21kworker/u8:3+flush-179:019:50:001
1647547999479,9cyclictest1729763-21kworker/u8:3+flush-179:023:30:201
1647542999490,3cyclictest1740842-21kworker/u8:3+events_unbound00:05:250
1647542999489,4cyclictest1707198-21kworker/u8:2+events_unbound22:50:250
1647542999388,4cyclictest1676102-21kworker/u8:1+flush-179:021:00:260
1647542999388,3cyclictest1685985-21kworker/u8:3+events_unbound21:40:250
1647542999387,4cyclictest1713844-21kworker/u8:0+events_unbound23:20:190
1647542999288,3cyclictest1718612-21kworker/u8:3+events_unbound22:55:270
1647542999287,4cyclictest1713844-21kworker/u8:0+flush-179:022:45:260
1647542999283,3cyclictest1744611-21kworker/u8:2+events_unbound00:15:250
1647542999281,4cyclictest1707198-21kworker/u8:2+events_unbound22:35:260
1647547999082,5cyclictest1676102-21kworker/u8:1+flush-179:020:50:001
1647542998984,4cyclictest1744611-21kworker/u8:2+events_unbound00:20:260
1647542998980,3cyclictest496231-21kworker/u8:1+events_unbound19:10:250
1647547998882,4cyclictest1665230-21kworker/u8:0+events_unbound20:05:011
1647547998878,7cyclictest1738752-21kworker/u8:1+flush-179:023:55:251
1647547998878,7cyclictest1738752-21kworker/u8:1+flush-179:023:55:241
1647547998875,9cyclictest1695512-21apt-get21:40:011
1647542998884,3cyclictest1661139-21kworker/u8:1+events_unbound20:00:220
1647542998883,4cyclictest1710410-21kworker/u8:3+flush-179:022:25:200
1647542998879,3cyclictest1653846-21kworker/u8:3+events_unbound20:10:170
1647547998781,4cyclictest1731315-21latency_hist23:30:011
1647547998670,13cyclictest1707198-21kworker/u8:2+flush-179:022:35:231
1647542998681,4cyclictest1721818-21kworker/u8:1+flush-179:023:15:200
1647547998580,3cyclictest1661139-21kworker/u8:1+flush-179:019:50:271
1647547998580,3cyclictest1661139-21kworker/u8:1+flush-179:019:50:271
1647547998570,8cyclictest1697395-21kworker/u8:1+events_unbound21:45:141
1647547998570,8cyclictest1697395-21kworker/u8:1+events_unbound21:45:141
1647547998474,7cyclictest1713844-21kworker/u8:0+events_unbound22:45:001
164754799841,79cyclictest1-21systemd00:20:001
1647547998373,8cyclictest1710875-21apt-get22:25:111
1647547998275,4cyclictest1744611-21kworker/u8:2+flush-179:000:25:211
1647542998268,11cyclictest1213033-21systemd-journal00:35:010
1647547998172,6cyclictest496231-21kworker/u8:1+flush-179:019:20:221
1647547998160,19cyclictest1704244-21apt-get22:05:091
1647542998175,4cyclictest1736764-21kworker/u8:2+flush-179:023:45:170
1647547998071,7cyclictest1718612-21kworker/u8:3+flush-179:023:00:011
1647547998067,4cyclictest1653846-21kworker/u8:3+flush-179:020:00:001
1647542998075,4cyclictest1703958-21kworker/u8:0+flush-179:022:10:260
1647542998074,4cyclictest1665230-21kworker/u8:0+events_unbound20:20:150
1647547997970,6cyclictest1665230-21kworker/u8:0+flush-179:020:15:161
1647542997974,4cyclictest1685985-21kworker/u8:3+events_unbound21:15:160
1647547997872,4cyclictest1707198-21kworker/u8:2+events_unbound22:30:131
1647547997870,5cyclictest1697362-21latency_hist21:45:011
1647542997873,4cyclictest1653846-21kworker/u8:3+events_unbound20:05:190
1647542997873,4cyclictest1650599-21kworker/u8:0+events_unbound19:35:180
1647542997772,4cyclictest1697395-21kworker/u8:1+events_unbound21:51:030
1647547997463,8cyclictest1669995-21kworker/u8:2+flush-179:020:30:001
1647547997365,6cyclictest1676393-21latency_hist20:40:021
1647542997369,3cyclictest1718612-21kworker/u8:3+flush-179:023:08:140
1647542997365,7cyclictest1665230-21kworker/u8:0+events_unbound20:25:120
1647547997165,5cyclictest1665230-21kworker/u8:0+events_unbound20:15:011
1647547997165,4cyclictest1677609-21kworker/u8:0+flush-179:021:50:131
1647547997161,5cyclictest1713844-21kworker/u8:0+flush-179:022:45:201
1647542997167,3cyclictest1713844-21kworker/u8:0+flush-179:023:04:560
1647547997063,5cyclictest1700027-21kworker/u8:2+flush-179:021:55:241
1647547996963,5cyclictest1713844-21kworker/u8:0+events_unbound22:50:191
1647547996761,5cyclictest1721818-21kworker/u8:1+events_unbound23:15:231
1647547996759,4cyclictest1676102-21kworker/u8:1+flush-179:020:40:231
1647547996754,5cyclictest1677609-21kworker/u8:0+flush-179:021:00:201
1647542996662,3cyclictest1676102-21kworker/u8:1+events_unbound20:45:170
1647547996559,4cyclictest1744611-21kworker/u8:2+flush-179:000:10:161
1647542996556,3cyclictest1665230-21kworker/u8:0+events_unbound20:15:170
1647548996462,1cyclictest0-21swapper/220:09:592
1647547996457,5cyclictest1740842-21kworker/u8:3+flush-179:000:10:011
1647547996457,4cyclictest1713844-21kworker/u8:0+flush-179:023:40:211
1647547996456,5cyclictest1676102-21kworker/u8:1+flush-179:021:10:181
1647547996356,5cyclictest1685985-21kworker/u8:3+events_unbound21:15:241
1647547996355,6cyclictest1700567-21kworker/u8:3+events_unbound22:00:231
1647542996358,4cyclictest1646298-21kworker/u8:2+flush-179:019:21:130
1647547996256,3cyclictest1721818-21kworker/u8:1+flush-179:023:20:211
1647547996249,5cyclictest1676102-21kworker/u8:1+events_unbound20:50:141
1647542996251,8cyclictest1710378-21apt-get22:25:000
1647547996153,5cyclictest1736764-21kworker/u8:2+flush-179:023:50:221
1647547996055,3cyclictest496231-21kworker/u8:1+flush-179:019:10:201
1647547996054,4cyclictest496231-21kworker/u8:1+flush-179:019:25:251
1647542996056,3cyclictest1703958-21kworker/u8:0+events_unbound22:04:130
1647548995350,2cyclictest0-21swapper/222:35:592
1647552995250,1cyclictest0-21swapper/320:10:003
1647548995249,2cyclictest0-21swapper/222:58:592
1647547994945,3cyclictest1707198-21kworker/u8:2+flush-179:022:18:131
4577091470,13ptp4l441ktimers/319:09:563
1647547994741,5cyclictest1650599-21kworker/u8:0+events_unbound19:40:191
1647547994734,5cyclictest1747807-21kworker/u8:0+events_unbound00:35:231
1647547994642,3cyclictest1676102-21kworker/u8:1+flush-179:021:05:231
1647547994439,4cyclictest1685985-21kworker/u8:3+flush-179:021:25:171
1647547994439,4cyclictest1685985-21kworker/u8:3+flush-179:021:25:161
1647547994336,5cyclictest1685985-21kworker/u8:3+flush-179:021:20:241
1647548994239,2cyclictest0-21swapper/219:12:592
1647548994138,2cyclictest0-21swapper/223:38:592
164754799411,37cyclictest1681420-21apt-get20:55:131
1647552993937,1cyclictest0-21swapper/320:55:593
1647542993933,4cyclictest1647395-21latency_hist19:10:020
1647552993836,1cyclictest0-21swapper/320:19:593
1647548993835,2cyclictest0-21swapper/222:09:552
1647548993835,2cyclictest0-21swapper/200:33:002
164754899380,35cyclictest0-21swapper/219:59:562
1647552993734,2cyclictest0-21swapper/321:53:593
164755299370,1cyclictest0-21swapper/300:04:583
164754899370,35cyclictest0-21swapper/200:37:592
164754899370,35cyclictest0-21swapper/200:18:002
164754899370,29cyclictest0-21swapper/223:57:592
164754899370,29cyclictest0-21swapper/223:57:582
1647552993624,11cyclictest1732914-21turbostat23:35:003
164755299360,35cyclictest0-21swapper/323:27:593
1647548993633,2cyclictest0-21swapper/223:05:592
1647548993633,2cyclictest0-21swapper/222:13:592
1647548993633,2cyclictest0-21swapper/221:44:552
1647548993632,2cyclictest0-21swapper/219:24:552
164754899360,1cyclictest0-21swapper/221:50:592
4577091350,28ptp4l61490irq/134-eno1-TxRx-000:05:173
1647552993533,1cyclictest0-21swapper/319:58:593
1647548993532,2cyclictest0-21swapper/223:43:592
1647548993532,2cyclictest0-21swapper/220:02:592
1647552993431,2cyclictest0-21swapper/321:06:593
1647552993428,4cyclictest1687545-21turbostat21:15:003
1647548993432,1cyclictest0-21swapper/221:25:002
1647548993431,2cyclictest0-21swapper/223:18:592
1647548993431,2cyclictest0-21swapper/221:58:592
1647548993431,2cyclictest0-21swapper/221:38:592
1647548993431,2cyclictest0-21swapper/200:24:542
1647552993326,6cyclictest0-21swapper/321:30:583
164755299330,26cyclictest0-21swapper/321:00:133
1647548993330,2cyclictest0-21swapper/221:11:592
1647548993330,2cyclictest0-21swapper/219:49:002
1647548993330,2cyclictest0-21swapper/219:32:592
1647552993230,1cyclictest0-21swapper/319:41:593
1647552993230,1cyclictest0-21swapper/319:31:593
1647548993229,2cyclictest0-21swapper/223:29:592
1647548993229,2cyclictest0-21swapper/220:53:002
1647548993129,1cyclictest0-21swapper/221:35:002
1647548993128,2cyclictest0-21swapper/222:25:132
1647548993128,2cyclictest0-21swapper/222:01:582
1647548993128,2cyclictest0-21swapper/200:04:552
164754899310,29cyclictest0-21swapper/222:40:142
1647552993028,1cyclictest0-21swapper/320:13:593
1647552993027,2cyclictest0-21swapper/320:50:123
164755299300,29cyclictest0-21swapper/322:15:003
164755299300,28cyclictest0-21swapper/319:50:143
164755299300,28cyclictest0-21swapper/319:50:133
1647548993027,2cyclictest0-21swapper/223:50:132
1647548993027,2cyclictest0-21swapper/221:45:132
1647548993027,2cyclictest0-21swapper/221:45:132
164754899300,29cyclictest0-21swapper/220:55:122
4577091290,7ptp4l441ktimers/323:40:013
4577091290,6ptp4l441ktimers/322:30:013
1647552992927,1cyclictest0-21swapper/322:00:023
1647552992927,1cyclictest0-21swapper/320:20:123
1647552992926,2cyclictest0-21swapper/321:20:133
1647552992925,2cyclictest0-21swapper/300:30:143
164755299290,28cyclictest0-21swapper/322:25:033
164755299290,28cyclictest0-21swapper/321:35:113
164755299290,28cyclictest0-21swapper/300:15:133
164755299290,27cyclictest0-21swapper/323:05:133
164755299290,27cyclictest0-21swapper/323:00:153
164755299290,27cyclictest0-21swapper/321:55:113
1647548992926,2cyclictest0-21swapper/223:23:592
1647548992926,2cyclictest0-21swapper/222:15:142
1647548992926,2cyclictest0-21swapper/221:05:152
1647548992926,2cyclictest0-21swapper/200:10:032
1647548992925,2cyclictest0-21swapper/222:52:592
164754899290,27cyclictest0-21swapper/221:25:122
164754899290,27cyclictest0-21swapper/221:25:122
164754899290,27cyclictest0-21swapper/220:23:592
164754899290,27cyclictest0-21swapper/200:05:162
4577091280,7ptp4l441ktimers/300:00:013
4577091280,7ptp4l441ktimers/300:00:013
4577091280,6ptp4l441ktimers/322:50:003
4577091280,6ptp4l441ktimers/322:45:003
4577091280,6ptp4l441ktimers/321:30:013
4577091280,6ptp4l441ktimers/321:30:003
4577091280,6ptp4l441ktimers/320:45:003
4577091280,6ptp4l441ktimers/319:25:003
4577091280,6ptp4l441ktimers/300:25:013
4577091280,5ptp4l441ktimers/300:30:013
1647552992826,1cyclictest0-21swapper/320:48:593
1647552992826,1cyclictest0-21swapper/319:17:583
1647552992825,2cyclictest0-21swapper/323:23:593
164755299280,27cyclictest1721756-21turbostat23:00:003
164755299280,27cyclictest0-21swapper/322:20:133
164755299280,27cyclictest0-21swapper/321:40:023
164755299280,26cyclictest0-21swapper/322:35:143
164755299280,26cyclictest0-21swapper/322:05:113
164755299280,26cyclictest0-21swapper/320:35:143
164755299280,26cyclictest0-21swapper/319:35:023
164755299280,26cyclictest0-21swapper/319:10:123
1647548992825,2cyclictest0-21swapper/222:25:012
1647548992825,2cyclictest0-21swapper/221:15:112
1647548992825,2cyclictest0-21swapper/221:02:582
1647548992825,2cyclictest0-21swapper/220:40:142
1647548992825,2cyclictest0-21swapper/219:40:122
164754899280,26cyclictest0-21swapper/220:10:122
4577091270,6ptp4l441ktimers/323:49:563
4577091270,6ptp4l441ktimers/323:15:003
4577091270,6ptp4l441ktimers/322:20:003
4577091270,6ptp4l441ktimers/321:50:013
4577091270,6ptp4l441ktimers/321:50:013
4577091270,6ptp4l441ktimers/320:04:553
4577091270,6ptp4l441ktimers/319:49:563
4577091270,5ptp4l441ktimers/319:30:013
1647552992724,2cyclictest1739280-21turbostat23:54:593
164755299270,26cyclictest1673221-21turbostat20:30:013
1647548992724,2cyclictest0-21swapper/223:45:122
164754899270,1cyclictest0-21swapper/220:45:142
4577091260,5ptp4l441ktimers/323:45:013
4577091260,5ptp4l441ktimers/323:19:543
4577091260,5ptp4l441ktimers/300:14:563
164755299260,1cyclictest0-21swapper/320:32:583
1647548992623,2cyclictest0-21swapper/220:30:592
1647548992623,2cyclictest0-21swapper/219:35:132
164754899260,24cyclictest0-21swapper/223:32:002
164754899260,1cyclictest0-21swapper/219:15:152
4577091250,5ptp4l441ktimers/322:54:553
4577091250,4ptp4l61490irq/134-eno1-TxRx-000:39:553
1647552992523,1cyclictest0-21swapper/321:16:593
1647548992522,2cyclictest0-21swapper/222:46:592
1647548992522,2cyclictest0-21swapper/222:33:592
1647548992522,2cyclictest0-21swapper/219:27:582
1647548992522,2cyclictest0-21swapper/200:26:592
164754899250,2cyclictest0-21swapper/219:54:002
164754899250,2cyclictest0-21swapper/219:53:592
1647548992421,2cyclictest0-21swapper/223:03:592
1647548992421,2cyclictest0-21swapper/220:27:582
1647548992421,2cyclictest0-21swapper/220:19:002
1647548992321,1cyclictest0-21swapper/220:39:592
231999210,12rtkit-daemon495-21gpm19:06:121
1647548991310,2cyclictest0-21swapper/223:10:132
16475489930,2cyclictest0-21swapper/219:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional