You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-31 - 05:18
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 Mon Aug 31, 2026 00:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
37281499139128,8cyclictest1953801-21cups-browsed00:00:010
37281499138126,9cyclictest405351-21latency_hist20:50:000
37281599134123,9cyclictest440893-21latency_hist22:40:011
37281499132121,8cyclictest397138-21latency_hist20:25:010
37281499131120,8cyclictest402174-21latency_hist20:40:020
37281599130119,8cyclictest478105-21latency_hist00:35:021
37281599130117,10cyclictest463509-21kworker/u8:1+flush-179:023:50:161
37281499127116,8cyclictest408546-21latency_hist21:00:000
37281499126116,7cyclictest425013-21kworker/u8:3+flush-179:022:20:010
37281599125116,6cyclictest426565-21latency_hist21:55:011
37281599124112,9cyclictest470140-21latency_hist00:10:011
3728159912399,22cyclictest412261-21diskstats21:10:151
3728159912399,22cyclictest412261-21diskstats21:10:151
37281599117105,9cyclictest476516-21latency_hist00:30:001
37281499116108,5cyclictest425013-21kworker/u8:3+flush-179:022:05:240
37281599115104,9cyclictest1213033-21systemd-journal23:50:001
37281599113105,5cyclictest387609-21kworker/u8:3+flush-179:020:35:151
37281599113101,9cyclictest461618-21apt-get23:45:011
37281499111100,8cyclictest445670-21latency_hist22:55:010
3728159910974,27cyclictest360325-21kworker/u8:2+flush-179:019:15:231
3728149910998,9cyclictest447536-21apt-get23:00:110
3728159910794,10cyclictest1213033-21systemd-journal20:45:001
3728159910498,4cyclictest369485-21kworker/u8:0+flush-179:019:40:211
3728159910390,10cyclictest369485-21kworker/u8:0+events_unbound19:25:021
3728159910291,9cyclictest386241-21apt-get19:50:101
3728159910278,20cyclictest406970-21kworker/u8:0+flush-179:021:10:011
3728149910090,8cyclictest1213033-21systemd-journal22:45:150
3728149910089,7cyclictest413305-21latency_hist21:15:010
3728149910089,7cyclictest413305-21latency_hist21:15:000
372814999993,4cyclictest1213033-21systemd-journal23:55:000
372814999988,8cyclictest387609-21kworker/u8:3+flush-179:021:15:160
372815999582,10cyclictest398725-21latency_hist20:30:011
372815999485,6cyclictest414877-21kworker/u8:1+flush-179:021:35:231
372814999484,8cyclictest414915-21apt-get21:20:030
372815999380,9cyclictest1213033-21systemd-journal00:03:591
372814999386,5cyclictest436096-21kworker/u8:0+flush-179:022:25:280
372814999386,5cyclictest436096-21kworker/u8:0+flush-179:022:25:270
372815999283,7cyclictest463509-21kworker/u8:1+events_unbound00:14:591
372814999286,4cyclictest447323-21kworker/u8:3+flush-179:023:25:190
372815999183,5cyclictest432932-21latency_hist22:15:011
372815999182,7cyclictest389168-21latency_hist20:00:021
372815999182,7cyclictest389168-21latency_hist20:00:011
372814999183,6cyclictest390770-21latency_hist20:05:010
372814999078,8cyclictest425013-21kworker/u8:3+flush-179:022:20:170
372815998977,9cyclictest510-21rs:main1
372815998881,5cyclictest457060-21kworker/u8:0+flush-179:023:30:171
372815998879,5cyclictest436161-21kworker/u8:1+flush-179:022:40:181
372814998882,4cyclictest460057-21kworker/u8:3+flush-179:023:45:260
372815998777,7cyclictest450453-21latency_hist23:10:011
372814998779,6cyclictest379359-21latency_hist19:30:000
372815998678,6cyclictest436161-21kworker/u8:1+flush-179:022:55:161
372815998577,5cyclictest406970-21kworker/u8:0+flush-179:021:20:001
372814998477,4cyclictest468809-21apt-get00:05:120
372815998372,8cyclictest377512-21latency_hist19:25:001
372815998171,8cyclictest1213033-21systemd-journal21:45:001
372815998167,10cyclictest444627-21diskstats22:50:151
372814998176,3cyclictest449122-21apt-get23:05:110
372814998071,7cyclictest425013-21kworker/u8:3+events_unbound22:05:000
372815997973,4cyclictest407192-21apt-get20:55:111
372814997969,7cyclictest460057-21kworker/u8:3+events_unbound23:40:240
372814997967,9cyclictest387609-21kworker/u8:3+events_unbound20:30:020
372815997869,7cyclictest1213033-21systemd-journal22:21:161
372815997767,7cyclictest406970-21kworker/u8:0+flush-179:021:20:241
372815997766,6cyclictest450501-21kworker/u8:1+flush-179:023:20:231
372814997768,7cyclictest453628-21latency_hist23:20:010
372815997669,5cyclictest444084-21latency_hist22:50:011
372814997666,7cyclictest414877-21kworker/u8:1+flush-179:021:45:160
372814997568,5cyclictest387609-21kworker/u8:3+flush-179:020:15:160
372814997467,6cyclictest463509-21kworker/u8:1+flush-179:000:05:000
372814997464,8cyclictest459977-21kworker/u8:1+flush-179:023:40:010
372815997365,5cyclictest369485-21kworker/u8:0+events_unbound20:20:141
372814997364,7cyclictest402722-21diskstats20:40:140
372814997362,8cyclictest423392-21latency_hist21:45:000
372814997361,10cyclictest473595-21apt-get00:20:120
372815997266,4cyclictest414877-21kworker/u8:1+flush-179:022:00:151
372815997264,5cyclictest376286-21kworker/u8:1+flush-179:019:35:151
372815997262,8cyclictest423647-21apt-get21:45:121
372814997268,3cyclictest458282-21kworker/u8:2+flush-179:023:34:160
372815997164,5cyclictest450501-21kworker/u8:1+flush-179:023:20:011
372815997059,9cyclictest392357-21latency_hist20:10:001
372814997061,7cyclictest510-21rs:main0
372815996959,8cyclictest399240-21apt-get20:30:131
372814996962,5cyclictest1-21systemd21:37:160
372814996957,9cyclictest1213033-21systemd-journal19:45:010
372815996857,8cyclictest455491-21apt-get23:25:121
372815996726,13cyclictest1213033-21systemd-journal00:15:151
372814996757,8cyclictest376286-21kworker/u8:1+flush-179:019:25:000
372814996756,8cyclictest471705-21kworker/u8:3+flush-179:000:35:210
372815996660,5cyclictest369485-21kworker/u8:0+events_unbound19:45:241
372815996659,5cyclictest443494-21kworker/u8:2+flush-179:023:10:191
372814996658,6cyclictest431601-21apt-get22:10:120
372815996561,3cyclictest471705-21kworker/u8:3+flush-179:000:24:161
372815996560,4cyclictest425013-21kworker/u8:3+events_unbound21:55:231
37282099640,1cyclictest0-21swapper/323:26:593
372815996456,5cyclictest393975-21kworker/u8:1+flush-179:020:15:211
372815996455,7cyclictest478085-21kworker/u8:0+events_unbound00:40:001
372814996461,2cyclictest387609-21kworker/u8:3+events_unbound20:05:240
372814996458,5cyclictest414877-21kworker/u8:1+flush-179:021:35:010
372815996356,5cyclictest369485-21kworker/u8:0+events_unbound19:10:131
372814996356,5cyclictest369485-21kworker/u8:0+flush-179:019:40:000
372815996252,8cyclictest425013-21kworker/u8:3+events_unbound22:15:211
372814996256,5cyclictest436161-21kworker/u8:1+flush-179:022:35:180
372814996253,7cyclictest393941-21latency_hist20:15:000
372814996251,9cyclictest408801-21apt-get21:00:100
372815996154,5cyclictest1213033-21systemd-journal23:35:151
372814996152,7cyclictest442497-21latency_hist22:45:010
372818996057,2cyclictest0-21swapper/220:01:582
372815996053,5cyclictest1213033-21systemd-journal22:09:151
372815996052,6cyclictest387609-21kworker/u8:3+events_unbound20:00:151
372814996052,6cyclictest398730-21apt-get20:29:590
372814996049,9cyclictest384156-21apt-get19:44:590
372814995854,3cyclictest463509-21kworker/u8:1+flush-179:000:15:270
372814995852,5cyclictest436161-21kworker/u8:1+flush-179:022:30:300
372814995850,6cyclictest443494-21kworker/u8:2+flush-179:023:10:210
372814995848,7cyclictest369485-21kworker/u8:0+flush-179:019:15:170
372820995754,2cyclictest0-21swapper/320:01:593
372814995750,4cyclictest414877-21kworker/u8:1+flush-179:021:25:230
372814995653,2cyclictest0-21swapper/019:50:590
372814995645,9cyclictest471705-21kworker/u8:3+flush-179:000:25:220
372815995445,7cyclictest414877-21kworker/u8:1+flush-179:021:30:261
372815995445,7cyclictest406970-21kworker/u8:0+flush-179:021:25:301
372814995447,5cyclictest369485-21kworker/u8:0+flush-179:019:55:160
372814995447,5cyclictest369485-21kworker/u8:0+flush-179:019:55:150
372815995348,4cyclictest387609-21kworker/u8:3+flush-179:020:45:241
372814995343,8cyclictest476771-21apt-get00:30:130
372814995337,15cyclictest0-21swapper/021:05:590
372815995143,6cyclictest376286-21kworker/u8:1+events_unbound19:35:011
372814995144,5cyclictest369485-21kworker/u8:0+flush-179:019:10:020
372815995040,8cyclictest387609-21kworker/u8:3+flush-179:020:50:251
4577091490,12ptp4l441ktimers/319:09:553
372814994944,4cyclictest436161-21kworker/u8:1+flush-179:022:55:220
372814994943,4cyclictest450501-21kworker/u8:1+events_unbound23:20:240
372815994837,9cyclictest437971-21apt-get22:30:151
372815994741,5cyclictest406970-21kworker/u8:0+events_unbound21:00:241
372815994740,5cyclictest387609-21kworker/u8:3+flush-179:020:10:161
372814994727,18cyclictest406952-21awk20:55:000
372814994642,3cyclictest374353-21systemd-run19:14:590
372814994637,7cyclictest1213033-21systemd-journal19:35:010
372815994438,5cyclictest429998-21kworker/u8:2+flush-179:022:25:221
372815994438,5cyclictest429998-21kworker/u8:2+flush-179:022:25:221
372818994339,2cyclictest0-21swapper/220:41:002
372815994338,4cyclictest443494-21kworker/u8:2+flush-179:023:00:251
372818994238,2cyclictest0-21swapper/223:54:592
372820993933,5cyclictest419945-21turbostat21:35:003
37282099390,38cyclictest397144-21turbostat20:25:003
37281899390,36cyclictest0-21swapper/221:54:592
372820993836,1cyclictest0-21swapper/320:40:593
37281899380,35cyclictest0-21swapper/221:33:582
372820993735,1cyclictest0-21swapper/323:54:593
372820993735,1cyclictest0-21swapper/321:42:593
372820993732,4cyclictest411726-21turbostat21:10:013
37282099370,35cyclictest0-21swapper/321:55:593
372818993733,2cyclictest0-21swapper/221:14:002
372818993733,2cyclictest0-21swapper/221:14:002
372818993733,2cyclictest0-21swapper/219:52:582
37281899370,35cyclictest0-21swapper/219:44:592
37281499371,32cyclictest471767-21munin-run00:15:000
372820993634,1cyclictest0-21swapper/320:06:593
372820993633,2cyclictest0-21swapper/320:15:593
372820993630,5cyclictest455244-21turbostat23:25:003
37282099360,35cyclictest0-21swapper/321:24:003
37282099360,1cyclictest0-21swapper/322:22:593
37281899360,1cyclictest0-21swapper/223:29:592
37281899360,1cyclictest0-21swapper/221:56:002
372814993631,3cyclictest426602-21systemd-run21:55:010
372820993534,1cyclictest0-21swapper/322:11:593
372820993533,1cyclictest0-21swapper/323:31:593
372820993533,1cyclictest0-21swapper/321:45:593
37282099350,1cyclictest0-21swapper/323:40:593
372818993531,2cyclictest0-21swapper/221:01:002
372820993431,2cyclictest0-21swapper/321:14:003
372820993431,2cyclictest0-21swapper/321:13:593
372818993430,2cyclictest0-21swapper/221:27:002
372820993328,4cyclictest374332-21turbostat19:14:593
372818993330,2cyclictest0-21swapper/200:27:592
372818993330,1cyclictest351rcuc/222:02:592
37281899330,29cyclictest0-21swapper/222:45:122
372820993230,1cyclictest0-21swapper/319:52:593
372818993230,1cyclictest0-21swapper/219:15:002
372818993229,2cyclictest0-21swapper/223:16:592
372818993228,2cyclictest0-21swapper/221:10:002
372820993129,1cyclictest0-21swapper/321:00:593
372820993127,3cyclictest431rcuc/322:02:593
37282099310,29cyclictest0-21swapper/322:45:123
372818993127,2cyclictest0-21swapper/223:38:592
37281899310,29cyclictest0-21swapper/220:10:132
372820993028,1cyclictest0-21swapper/300:27:593
372820993027,2cyclictest0-21swapper/321:26:593
372820993027,2cyclictest0-21swapper/320:30:153
372820993025,3cyclictest0-21swapper/323:38:593
372818993027,2cyclictest0-21swapper/219:48:582
37281899300,28cyclictest0-21swapper/223:40:132
37281899300,28cyclictest0-21swapper/220:30:022
37281899300,28cyclictest0-21swapper/219:25:032
37281899300,28cyclictest0-21swapper/200:05:132
372820992927,1cyclictest0-21swapper/320:55:143
372820992926,2cyclictest0-21swapper/321:50:143
372820992921,6cyclictest379377-21turbostat19:30:003
37282099290,27cyclictest0-21swapper/323:55:133
37282099290,27cyclictest0-21swapper/323:45:023
37282099290,27cyclictest0-21swapper/323:15:143
37282099290,27cyclictest0-21swapper/323:05:133
37282099290,27cyclictest0-21swapper/322:58:593
37282099290,22cyclictest0-21swapper/322:35:153
37282099290,1cyclictest0-21swapper/300:15:143
372818992926,2cyclictest0-21swapper/222:10:142
37281899290,2cyclictest0-21swapper/221:20:022
37281899290,2cyclictest0-21swapper/220:20:142
37281899290,27cyclictest0-21swapper/223:55:132
37281899290,27cyclictest0-21swapper/223:45:032
37281899290,27cyclictest0-21swapper/222:35:142
37281899290,27cyclictest0-21swapper/222:30:162
37281899290,27cyclictest0-21swapper/222:21:582
37281899290,27cyclictest0-21swapper/222:05:132
37281899290,27cyclictest0-21swapper/220:45:132
37281899290,27cyclictest0-21swapper/220:29:002
37281899290,27cyclictest0-21swapper/220:05:132
37281899290,27cyclictest0-21swapper/200:15:152
37281899290,26cyclictest0-21swapper/221:15:592
37281899290,26cyclictest0-21swapper/220:55:132
37282099280,2cyclictest0-21swapper/300:00:013
37282099280,27cyclictest0-21swapper/322:05:133
37282099280,27cyclictest0-21swapper/320:45:133
37282099280,27cyclictest0-21swapper/320:10:123
37282099280,27cyclictest0-21swapper/300:05:143
37282099280,26cyclictest0-21swapper/322:15:133
37282099280,26cyclictest0-21swapper/319:45:023
372818992825,2cyclictest0-21swapper/222:58:592
372818992825,2cyclictest0-21swapper/222:15:132
372818992825,2cyclictest0-21swapper/219:30:582
372818992824,2cyclictest0-21swapper/222:53:592
37281899280,2cyclictest0-21swapper/200:00:022
37281899280,1cyclictest0-21swapper/223:05:132
372820992725,1cyclictest0-21swapper/319:40:593
372818992725,1cyclictest0-21swapper/223:24:592
372818992724,2cyclictest0-21swapper/223:10:122
372818992723,2cyclictest0-21swapper/221:37:592
37281899270,25cyclictest0-21swapper/219:59:002
37281899270,25cyclictest0-21swapper/219:59:002
4577091260,3ptp4l441ktimers/320:40:013
4577091260,3ptp4l441ktimers/319:20:003
4577091260,3ptp4l441ktimers/300:25:003
372820992624,1cyclictest0-21swapper/322:30:163
37282099260,24cyclictest0-21swapper/300:34:593
372818992624,1cyclictest0-21swapper/200:37:002
372818992623,2cyclictest0-21swapper/222:28:002
372818992623,2cyclictest0-21swapper/222:27:592
372818992623,2cyclictest0-21swapper/221:47:592
37281899260,24cyclictest0-21swapper/221:44:002
37281899260,24cyclictest0-21swapper/200:12:592
4577091250,4ptp4l61490irq/134-eno1-TxRx-022:44:563
4577091250,3ptp4l441ktimers/321:39:563
4577091250,3ptp4l441ktimers/320:00:023
4577091250,3ptp4l441ktimers/320:00:013
372820992524,1cyclictest0-21swapper/323:11:593
372820992523,1cyclictest0-21swapper/319:30:593
372820992523,1cyclictest0-21swapper/300:37:003
37281899250,1cyclictest0-21swapper/220:19:582
37281899250,1cyclictest0-21swapper/200:34:592
4577091240,3ptp4l61490irq/134-eno1-TxRx-022:29:563
4577091240,3ptp4l61490irq/134-eno1-TxRx-022:29:553
4577091240,3ptp4l441ktimers/322:54:563
4577091240,3ptp4l441ktimers/320:29:553
4577091240,3ptp4l441ktimers/319:39:573
4577091240,3ptp4l441ktimers/319:24:553
372820992418,4cyclictest414931-21turbostat21:19:593
372818992420,2cyclictest0-21swapper/220:51:582
4577091230,3ptp4l61490irq/134-eno1-TxRx-023:04:553
4577091230,3ptp4l61490irq/134-eno1-TxRx-020:54:563
4577091230,3ptp4l61490irq/134-eno1-TxRx-000:14:553
372818992319,2cyclictest0-21swapper/223:01:592
372818992219,2cyclictest0-21swapper/222:40:132
372818992218,2cyclictest0-21swapper/220:39:552
372818992218,2cyclictest0-21swapper/219:35:592
372818992218,2cyclictest0-21swapper/219:24:002
372815992116,4cyclictest0-21swapper/119:10:011
372818991713,2cyclictest0-21swapper/219:19:542
372818991310,2cyclictest351rcuc/223:34:292
37281899118,2cyclictest351rcuc/200:21:462
3728189951,2cyclictest0-21swapper/219:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional