You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-06 - 13:43
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 Sun Sep 06, 2026 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
410572999158148,6cyclictest8062-21kworker/u8:1+flush-179:000:25:010
410572999153142,8cyclictest4192309-21kworker/u8:0+events_unbound00:10:010
410572999153141,9cyclictest4157061-21latency_hist21:50:010
410573199149137,9cyclictest1213033-21systemd-journal19:20:011
410572999139126,10cyclictest1213033-21systemd-journal19:25:010
410573199136126,7cyclictest4111982-21latency_hist19:30:001
410573199131120,8cyclictest4166619-21latency_hist22:20:001
410572999129121,6cyclictest4113545-21kworker/u8:3+events_unbound19:45:260
410572999129121,5cyclictest4123362-21kworker/u8:3+flush-179:020:05:000
410573199128117,8cyclictest4188891-21latency_hist23:30:001
410572999123108,11cyclictest4179331-21latency_hist23:00:000
410572999121114,5cyclictest4176436-21kworker/u8:1+flush-179:023:10:170
410572999119107,9cyclictest4144308-21/usr/sbin/munin21:10:230
410572999117110,6cyclictest4137740-21kworker/u8:1+events_unbound21:20:010
410572999116105,8cyclictest4137740-21kworker/u8:1+flush-179:020:55:010
410572999115106,6cyclictest4152282-21latency_hist21:35:010
410572999115103,9cyclictest4160491-21kworker/u8:1+flush-179:022:00:180
410572999114107,5cyclictest4128123-21kworker/u8:2+flush-179:020:20:000
410573199113100,9cyclictest8065-21kworker/u8:3+flush-179:000:20:261
41057319911197,10cyclictest4126534-21kworker/u8:0+flush-179:020:50:261
410573199110101,7cyclictest4180942-21latency_hist23:05:011
410572999110100,7cyclictest4190477-21latency_hist23:35:000
41057319910998,9cyclictest4113826-21apt-get19:35:121
41057299910898,7cyclictest4142529-21kworker/u8:2+flush-179:021:25:210
410572999108100,5cyclictest4132927-21latency_hist20:35:000
410572999107101,4cyclictest4187281-21kworker/u8:2+flush-179:023:25:160
41057319910697,6cyclictest4182524-21latency_hist23:10:001
41057319910695,8cyclictest4118067-21kworker/u8:1+flush-179:020:00:171
41057299910697,6cyclictest4192309-21kworker/u8:0+events_unbound23:50:250
410572999106100,4cyclictest4187348-21kworker/u8:3+flush-179:023:45:190
41057319910594,8cyclictest4163665-21/usr/sbin/munin22:10:251
41057319910394,6cyclictest4168464-21apt-get22:25:121
41057299910396,5cyclictest4137740-21kworker/u8:1+flush-179:021:00:260
41057299910292,8cyclictest4126534-21kworker/u8:0+events_unbound20:45:000
41057299910196,4cyclictest8065-21kworker/u8:3+flush-179:000:25:270
41057299910192,7cyclictest2706-21kworker/u8:1+flush-179:000:00:270
41057299910086,8cyclictest4187348-21kworker/u8:3+events_unbound23:35:020
4105731999988,8cyclictest4107201-21latency_hist19:15:011
4105729999993,4cyclictest4118067-21kworker/u8:1+events_unbound19:55:000
4105729999991,6cyclictest4108772-21kworker/u8:1+flush-179:019:30:200
4105729999892,4cyclictest4192309-21kworker/u8:0+flush-179:023:55:260
4105729999889,6cyclictest4120449-21apt-get19:55:120
4105731999782,12cyclictest4126534-21kworker/u8:0+events_unbound20:40:001
4105729999790,4cyclictest4147310-21kworker/u8:3+flush-179:021:20:260
4105729999789,6cyclictest8065-21kworker/u8:3+flush-179:000:15:170
4105729999690,4cyclictest4166860-21kworker/u8:1+flush-179:022:30:200
4105729999589,4cyclictest4118067-21kworker/u8:1+flush-179:020:10:180
4105729999588,5cyclictest2967323-21kworker/u8:0+flush-179:019:14:550
4105731999485,6cyclictest4158646-21latency_hist21:55:011
4105731999477,13cyclictest1213033-21systemd-journal00:40:011
4105729999487,5cyclictest4142529-21kworker/u8:2+flush-179:022:45:230
4105729999387,5cyclictest4142529-21kworker/u8:2+flush-179:021:50:240
4105729999385,5cyclictest8065-21kworker/u8:3+events_unbound00:30:170
4105729999383,7cyclictest4134574-21kworker/u8:2+flush-179:020:45:200
4105729999381,9cyclictest4184652-21kworker/u8:0+flush-179:023:20:220
4105729999184,4cyclictest4126534-21kworker/u8:0+events_unbound20:55:130
4105729999180,8cyclictest4142529-21kworker/u8:2+flush-179:022:15:240
4105731999076,11cyclictest4142529-21kworker/u8:2+flush-179:022:40:001
4105729999078,9cyclictest4176436-21kworker/u8:1+flush-179:023:05:220
4105731998975,10cyclictest1213033-21systemd-journal00:00:031
4105729998983,4cyclictest4142529-21kworker/u8:2+flush-179:022:25:230
4105729998983,4cyclictest2967323-21kworker/u8:0+flush-179:019:15:170
4105729998977,5cyclictest4142529-21kworker/u8:2+events_unbound21:55:260
4105731998880,6cyclictest4166860-21kworker/u8:1+events_unbound22:20:241
4105729998881,5cyclictest4176436-21kworker/u8:1+flush-179:022:55:010
4105731998674,9cyclictest4129751-21latency_hist20:25:021
4105729998679,4cyclictest4137740-21kworker/u8:1+flush-179:021:05:230
4105731998578,5cyclictest4184108-21latency_hist23:15:011
4105731998475,6cyclictest1213033-21systemd-journal20:09:041
4105731998474,7cyclictest14666-21latency_hist00:30:001
4105731998472,10cyclictest4171381-21latency_hist22:35:011
4105731998375,6cyclictest4137740-21kworker/u8:1+events_unbound20:50:011
4105731998372,8cyclictest4148851-21latency_hist21:25:011
4105729998374,6cyclictest4187348-21kworker/u8:3+events_unbound23:40:230
4105729998373,7cyclictest4113545-21kworker/u8:3+flush-179:019:35:260
4105729998372,7cyclictest4166860-21kworker/u8:1+events_unbound22:20:210
4105731998273,6cyclictest4144069-21latency_hist21:10:011
4105731998172,6cyclictest4150954-21apt-get21:30:161
4105729998072,6cyclictest4185709-21latency_hist23:20:020
4105731997971,5cyclictest4118067-21kworker/u8:1+events_unbound20:10:241
4105731997966,9cyclictest4160491-21kworker/u8:1+flush-179:022:00:251
4105731997869,7cyclictest4154147-21apt-get21:40:131
4105729997868,7cyclictest4160491-21kworker/u8:1+events_unbound22:05:180
4105729997868,7cyclictest17825-21kworker/u8:0+events_unbound00:40:000
4105731997765,9cyclictest4162899-21kworker/u8:0+flush-179:022:10:001
4105729997670,4cyclictest4142529-21kworker/u8:2+flush-179:022:35:210
4105731997565,8cyclictest4847-40gzip00:00:011
4105729997571,3cyclictest4171373-21kworker/u8:3+flush-179:022:43:030
4105729997567,5cyclictest4123362-21kworker/u8:3+events_unbound20:05:130
4105729997566,7cyclictest4142529-21kworker/u8:2+events_unbound23:00:170
4105729997466,5cyclictest4142529-21kworker/u8:2+flush-179:022:10:040
4105729997464,8cyclictest4152539-21apt-get21:35:120
4105729997464,7cyclictest4192309-21kworker/u8:0+flush-179:000:10:200
4105731997365,5cyclictest4171373-21kworker/u8:3+flush-179:022:40:261
4105731997363,8cyclictest2110-21diskstats23:50:151
4105729997365,6cyclictest4128123-21kworker/u8:2+flush-179:020:25:240
4105731997262,7cyclictest4137740-21kworker/u8:1+events_unbound21:00:141
4105731997253,17cyclictest4113545-21kworker/u8:3+flush-179:019:40:151
4105731997167,2cyclictest11270-21kworker/u8:2+events_unbound00:30:301
4105731997063,5cyclictest4192309-21kworker/u8:0+events_unbound00:10:241
4105731997062,6cyclictest4118864-21apt-get19:50:121
4105731996966,1cyclictest3216-21kworker/u8:2+flush-179:000:05:241
4105731996961,6cyclictest4194186-21apt-get23:45:101
4105731996758,7cyclictest4142529-21kworker/u8:2+events_unbound21:40:011
4105729996759,5cyclictest4134533-21latency_hist20:40:010
4105729996751,9cyclictest4118067-21kworker/u8:1+events_unbound20:20:150
4105729996660,5cyclictest4142529-21kworker/u8:2+flush-179:021:44:560
4105731996556,7cyclictest4142529-21kworker/u8:2+flush-179:021:55:171
4105735996360,2cyclictest0-21swapper/323:48:593
410573399630,1cyclictest0-21swapper/220:40:592
4105731996354,7cyclictest4147310-21kworker/u8:3+events_unbound21:30:001
4105731996252,8cyclictest4184365-21apt-get23:15:121
4105733996158,2cyclictest0-21swapper/223:03:592
4105731996152,7cyclictest4140883-21latency_hist21:00:011
4105729996156,4cyclictest4108772-21kworker/u8:1+flush-179:019:25:040
4105731996052,6cyclictest4187348-21kworker/u8:3+events_unbound23:35:231
4105731995851,5cyclictest4108772-21kworker/u8:1+flush-179:019:30:171
4105731995750,5cyclictest4118067-21kworker/u8:1+flush-179:019:55:211
4105731995748,7cyclictest4176701-21diskstats22:50:211
4105731995747,7cyclictest4137740-21kworker/u8:1+events_unbound21:15:191
4105733995552,2cyclictest0-21swapper/200:35:592
4105731995450,3cyclictest0-21swapper/122:46:001
4105731995446,6cyclictest4118642-21kworker/u8:2+flush-179:019:50:001
4105731995443,8cyclictest4142529-21kworker/u8:2+events_unbound21:10:151
4105735995350,1cyclictest0-21swapper/300:00:003
4105731995343,7cyclictest8065-21kworker/u8:3+flush-179:000:15:211
4105729995342,10cyclictest2967323-21kworker/u8:0+events_unbound19:40:230
4105731995246,4cyclictest1-21systemd23:35:011
4105731995240,9cyclictest4126534-21kworker/u8:0+flush-179:020:30:161
4105735995149,1cyclictest0-21swapper/321:43:593
4577091490,13ptp4l441ktimers/319:10:003
4105731994942,5cyclictest4142529-21kworker/u8:2+events_unbound21:45:221
4105731994841,4cyclictest4184652-21kworker/u8:0+events_unbound23:20:161
4105731994840,6cyclictest4142529-21kworker/u8:2+flush-179:022:55:221
4105731994740,5cyclictest4126534-21kworker/u8:0+flush-179:020:40:221
4105731994740,5cyclictest4118067-21kworker/u8:1+flush-179:020:15:221
4105733994643,2cyclictest0-21swapper/219:36:592
4105731994440,3cyclictest4193967-21systemd-run23:45:001
410573399420,39cyclictest0-21swapper/200:00:012
4105733993937,1cyclictest0-21swapper/219:19:592
410573399390,37cyclictest0-21swapper/223:42:592
410573399380,36cyclictest0-21swapper/223:11:592
410573399380,36cyclictest0-21swapper/219:11:002
410573399380,35cyclictest0-21swapper/220:55:002
410573399380,35cyclictest0-21swapper/219:41:002
4105735993734,2cyclictest0-21swapper/323:19:003
4105735993734,2cyclictest0-21swapper/321:08:593
410573599370,36cyclictest0-21swapper/323:13:593
410573599370,36cyclictest0-21swapper/320:35:593
4105733993734,2cyclictest0-21swapper/222:49:582
410573399370,35cyclictest0-21swapper/221:12:592
410573399370,35cyclictest0-21swapper/200:05:002
4105731993713,10cyclictest4131133-21cat20:25:261
4105735993634,1cyclictest0-21swapper/321:46:593
4105735993634,1cyclictest0-21swapper/300:18:593
410573599360,1cyclictest0-21swapper/321:54:583
4105733993633,2cyclictest0-21swapper/220:46:592
4105733993632,2cyclictest0-21swapper/222:57:592
4105733993632,2cyclictest0-21swapper/222:37:592
4105733993632,2cyclictest0-21swapper/221:44:562
410573399360,1cyclictest0-21swapper/222:44:552
410573399360,1cyclictest0-21swapper/222:32:002
410573399360,1cyclictest0-21swapper/221:37:592
4105735993533,1cyclictest0-21swapper/320:42:593
4105735993533,1cyclictest0-21swapper/320:05:593
410573599350,1cyclictest0-21swapper/319:53:593
4105733993532,2cyclictest0-21swapper/220:19:562
4105733993532,1cyclictest0-21swapper/223:09:592
410573399350,1cyclictest0-21swapper/221:04:552
410573399350,1cyclictest0-21swapper/220:09:592
410573399350,1cyclictest0-21swapper/200:26:582
4105731993532,2cyclictest0-21swapper/119:24:591
4105735993432,1cyclictest411irq_work/319:34:553
4105735993432,1cyclictest0-21swapper/323:39:563
4105735993432,1cyclictest0-21swapper/321:58:593
4105733993432,1cyclictest0-21swapper/223:20:002
4105733993432,1cyclictest0-21swapper/220:29:582
4105733993431,2cyclictest0-21swapper/219:57:592
4105733993330,2cyclictest0-21swapper/219:32:592
4105733993329,2cyclictest0-21swapper/222:19:552
4105733993229,2cyclictest0-21swapper/223:53:582
4105733993229,2cyclictest0-21swapper/219:24:552
4105731993211,19cyclictest4105590-21latency_hist19:10:011
4577091310,7ptp4l441ktimers/322:20:013
4105735993129,1cyclictest0-21swapper/323:01:003
4105735993129,1cyclictest0-21swapper/321:17:593
4105733993128,2cyclictest0-21swapper/219:47:592
4105733993128,2cyclictest0-21swapper/200:07:582
4105733993128,1cyclictest0-21swapper/222:25:002
4577091300,6ptp4l441ktimers/320:20:003
4577091300,6ptp4l441ktimers/319:50:003
4577091300,5ptp4l61490irq/134-eno1-TxRx-020:04:563
4105735993028,1cyclictest0-21swapper/321:32:593
4105735993027,2cyclictest0-21swapper/322:22:593
4105735993027,2cyclictest0-21swapper/320:33:593
4105735993027,2cyclictest0-21swapper/319:25:593
4105735993027,1cyclictest0-21swapper/322:40:583
4105733993027,2cyclictest0-21swapper/222:10:142
4105733993027,2cyclictest0-21swapper/220:59:552
410573399300,28cyclictest0-21swapper/223:35:012
410573399300,28cyclictest0-21swapper/220:20:132
4577091290,7ptp4l441ktimers/322:59:593
4577091290,6ptp4l441ktimers/323:25:003
4577091290,6ptp4l441ktimers/319:25:013
4577091290,6ptp4l441ktimers/300:10:003
4105735992927,1cyclictest0-21swapper/322:08:583
4105735992927,1cyclictest0-21swapper/321:11:593
4105735992926,2cyclictest0-21swapper/323:25:123
410573599291,27cyclictest61390irq/133-eno121:20:153
410573599290,28cyclictest0-21swapper/300:35:153
410573599290,27cyclictest0-21swapper/322:00:153
410573599290,27cyclictest0-21swapper/319:45:013
410573599290,27cyclictest0-21swapper/319:15:133
4105733992926,2cyclictest0-21swapper/200:10:132
410573399290,2cyclictest0-21swapper/222:25:132
410573399290,27cyclictest0-21swapper/222:50:202
410573399290,27cyclictest0-21swapper/221:30:032
410573399290,27cyclictest0-21swapper/220:30:132
410573399290,27cyclictest0-21swapper/219:25:142
410573399290,27cyclictest0-21swapper/200:15:132
410573399290,26cyclictest0-21swapper/221:48:592
4577091280,7ptp4l441ktimers/300:35:003
4577091280,6ptp4l441ktimers/321:30:003
4577091280,6ptp4l441ktimers/320:14:573
4577091280,6ptp4l441ktimers/300:04:593
4577091280,5ptp4l61490irq/134-eno1-TxRx-021:00:003
4577091280,5ptp4l441ktimers/323:44:553
4577091280,5ptp4l441ktimers/322:50:013
4577091280,5ptp4l441ktimers/320:29:563
4105735992826,1cyclictest0-21swapper/322:51:593
4105735992826,1cyclictest0-21swapper/322:30:003
4105735992824,3cyclictest4121786-21turbostat20:00:003
410573599280,2cyclictest0-21swapper/322:35:163
410573599280,2cyclictest0-21swapper/320:50:153
410573599280,2cyclictest0-21swapper/300:20:593
4105733992826,1cyclictest0-21swapper/200:35:002
4105733992825,2cyclictest0-21swapper/223:35:012
4105733992825,2cyclictest0-21swapper/221:20:152
4105733992825,2cyclictest0-21swapper/220:10:132
410573399280,26cyclictest0-21swapper/223:29:002
410573399280,26cyclictest0-21swapper/221:50:162
4577091270,7ptp4l61490irq/134-eno1-TxRx-023:55:013
4577091270,7ptp4l61490irq/134-eno1-TxRx-000:29:573
4577091270,5ptp4l61490irq/134-eno1-TxRx-023:09:563
4577091270,5ptp4l61490irq/134-eno1-TxRx-021:04:553
4577091270,5ptp4l441ktimers/321:39:553
4577091270,4ptp4l441ktimers/323:35:003
4105735992724,2cyclictest0-21swapper/320:45:123
410573599270,1cyclictest0-21swapper/319:14:583
4105733992724,2cyclictest0-21swapper/220:00:122
410573399270,25cyclictest0-21swapper/220:35:592
4577091260,5ptp4l61490irq/134-eno1-TxRx-000:15:013
4577091260,5ptp4l441ktimers/322:34:563
4577091260,4ptp4l441ktimers/320:24:553
4577091250,4ptp4l61490irq/134-eno1-TxRx-019:40:023
4105733992522,2cyclictest0-21swapper/221:09:552
410573399250,2cyclictest0-21swapper/200:20:142
4105735992419,4cyclictest4163430-21turbostat22:14:553
4105733992422,1cyclictest0-21swapper/221:30:002
4105733992421,2cyclictest0-21swapper/221:59:592
4105733992219,2cyclictest0-21swapper/221:15:592
4105733992119,1cyclictest0-21swapper/219:50:142
231999210,13rtkit-daemon151ktimers/019:09:160
4105733991917,1cyclictest0-21swapper/222:07:592
4105733991916,2cyclictest0-21swapper/223:22:592
4105733991815,2cyclictest0-21swapper/223:49:552
41057339985,2cyclictest0-21swapper/222:00:142
41057339930,2cyclictest0-21swapper/219:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional