You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-01 - 05:04
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 Fri May 01, 2026 00:44:52)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
35235899910692,11cyclictest3612596-21kworker/u8:0+flush-179:000:00:011
35235899910597,6cyclictest3580009-21latency_hist22:05:001
35235899910592,10cyclictest1213033-21systemd-journal00:30:001
35235899910393,7cyclictest3604390-21latency_hist23:20:001
3523587999385,5cyclictest3536877-21kworker/u8:0+events_unbound19:55:230
3523589999282,7cyclictest3605990-21latency_hist23:25:011
3523587999285,5cyclictest3564070-21kworker/u8:1+flush-179:022:05:240
3523587998979,8cyclictest3573831-21kworker/u8:2+events_unbound21:55:000
3523587998881,5cyclictest3562428-21kworker/u8:3+events_unbound21:25:010
3523589998674,9cyclictest3529847-21latency_hist19:30:011
3523587998682,3cyclictest3587997-21kworker/u8:2+flush-179:022:35:230
3523589998274,6cyclictest3584780-21latency_hist22:20:011
3523589998272,7cyclictest3599625-21latency_hist23:05:011
3523587998172,6cyclictest3599861-21kworker/u8:0+flush-179:023:10:000
3523587998072,6cyclictest3587997-21kworker/u8:2+flush-179:022:50:020
3523589997968,9cyclictest3561099-21/usr/sbin/munin21:05:241
3523587997968,8cyclictest3586362-21kworker/u8:3+flush-179:022:40:010
3523587997874,3cyclictest3564070-21kworker/u8:1+events_unbound22:00:010
3523587997872,5cyclictest3597991-21kworker/u8:1+events_unbound23:35:240
3523587997865,10cyclictest3616318-21apt-get23:55:000
3523587997767,7cyclictest3597991-21kworker/u8:1+flush-179:023:00:150
3523587997668,6cyclictest3536877-21kworker/u8:0+events_unbound20:05:250
3523587997661,4cyclictest3564070-21kworker/u8:1+events_unbound21:40:240
3523589997558,14cyclictest3607618-21kworker/u8:3+flush-179:023:35:171
3523587997568,5cyclictest3544956-21kworker/u8:0+events_unbound21:05:200
3523587997468,4cyclictest3621903-21kworker/u8:2+events_unbound00:30:260
3523587997467,4cyclictest3523508-21kworker/u8:3+events_unbound19:30:180
3523587997367,4cyclictest3523508-21kworker/u8:3+flush-179:019:40:150
3523589997261,8cyclictest3586918-21diskstats22:25:151
3523587997262,8cyclictest3610728-21kworker/u8:2+flush-179:023:50:010
3523587997262,7cyclictest3564070-21kworker/u8:1+events_unbound21:45:130
3523589997163,5cyclictest3554735-21/usr/sbin/munin20:45:221
3523587997162,7cyclictest3556062-21kworker/u8:1+flush-179:021:00:230
3523589997067,2cyclictest3612596-21kworker/u8:0+flush-179:000:04:021
3523587997064,5cyclictest3544956-21kworker/u8:0+flush-179:020:30:240
3523587997062,6cyclictest3571977-21kworker/u8:0+flush-179:022:00:200
3523589996960,7cyclictest3544956-21kworker/u8:0+flush-179:020:30:221
3523587996962,5cyclictest3606227-21kworker/u8:0+flush-179:023:30:160
3523587996962,4cyclictest3548113-21kworker/u8:2+flush-179:020:45:150
4577091680,41ptp4l61490irq/134-eno1-TxRx-019:05:023
3523589996860,6cyclictest3562686-21/usr/sbin/munin21:10:231
3523589996845,21cyclictest510-21rs:main1
3523587996865,2cyclictest0-21swapper/020:23:580
3523587996863,3cyclictest3621903-21kworker/u8:2+flush-179:000:35:210
3523587996859,6cyclictest3564070-21kworker/u8:1+flush-179:021:35:220
3523587996763,3cyclictest3548113-21kworker/u8:2+flush-179:020:35:220
3523589996655,9cyclictest3544676-21apt-get20:15:121
3523589996652,10cyclictest3540992-21latency_hist20:05:011
3523587996660,4cyclictest3612615-21latency_hist23:45:010
3523587996559,5cyclictest3582136-21kworker/u8:2+events_unbound22:10:230
3523587996459,3cyclictest3523508-21kworker/u8:3+flush-179:019:35:150
3523587996457,5cyclictest3586362-21kworker/u8:3+flush-179:022:55:260
3523587996454,8cyclictest510-21rs:main0
3523587996451,11cyclictest1213033-21systemd-journal23:30:000
3523587996356,5cyclictest3523508-21kworker/u8:3+flush-179:019:20:200
3523587996353,6cyclictest3523508-21kworker/u8:3+events_unbound19:50:190
3523587996153,6cyclictest3616817-21apt-get23:55:100
3523589996042,16cyclictest3534611-21kworker/u8:1+flush-179:019:55:001
3523587995953,4cyclictest3564070-21kworker/u8:1+events_unbound21:30:160
3523587995953,4cyclictest3537826-21kworker/u8:2+flush-179:020:00:200
3523596995754,2cyclictest0-21swapper/320:48:003
3523589995749,6cyclictest3564070-21kworker/u8:1+flush-179:021:40:011
3523587995753,3cyclictest3586362-21kworker/u8:3+events_unbound22:45:250
3523587995753,3cyclictest3586362-21kworker/u8:3+events_unbound22:45:240
3523587995751,4cyclictest3562428-21kworker/u8:3+events_unbound21:15:190
3523587995750,5cyclictest3556062-21kworker/u8:1+events_unbound20:50:150
3523587995745,5cyclictest3621903-21kworker/u8:2+events_unbound00:25:280
3523589995650,5cyclictest3601254-21kworker/u8:2+flush-179:023:25:211
3523587995652,3cyclictest3534611-21kworker/u8:1+flush-179:019:45:240
3523587995651,3cyclictest3585048-21kworker/u8:1+events_unbound22:25:130
3523587995649,5cyclictest3582136-21kworker/u8:2+flush-179:022:15:160
3523587995649,5cyclictest3523429-21kworker/u8:0+events_unbound19:10:220
3523587995649,5cyclictest3523429-21kworker/u8:0+events_unbound19:10:220
3523587995648,6cyclictest3585048-21kworker/u8:1+events_unbound22:20:140
3523587995648,6cyclictest3523429-21kworker/u8:0+flush-179:019:15:160
3523589995544,8cyclictest3536877-21kworker/u8:0+flush-179:020:10:001
3523587995549,4cyclictest3548113-21kworker/u8:2+events_unbound20:40:170
3523587995449,4cyclictest3542859-21kworker/u8:3+events_unbound20:10:290
3523591995350,2cyclictest0-21swapper/200:13:002
3523589995342,8cyclictest1213033-21systemd-journal20:30:001
3523589995341,9cyclictest1213033-21systemd-journal21:45:001
3523589995320,5cyclictest3593013-21turbostat22:49:551
3523589995320,5cyclictest3593013-21turbostat22:49:551
3523587995348,4cyclictest3612596-21kworker/u8:0+flush-179:000:10:210
3523587995347,4cyclictest3599861-21kworker/u8:0+events_unbound23:10:180
3523589995249,2cyclictest714-21Xorg23:32:591
3523589995243,7cyclictest3534883-21apt-get19:45:121
3523589995229,20cyclictest3575435-21apt-get21:50:121
3523587995247,4cyclictest3544956-21kworker/u8:0+events_unbound20:19:460
3523589995044,4cyclictest3586376-21latency_hist22:25:011
3523589995043,5cyclictest3588219-21apt-get22:30:121
3523587995043,5cyclictest3544956-21kworker/u8:0+events_unbound20:55:190
3523596994947,1cyclictest0-21swapper/320:54:593
3523589994929,18cyclictest0-21swapper/120:54:591
3523587994944,4cyclictest3586362-21kworker/u8:3+flush-179:022:30:270
3523587994943,5cyclictest3601254-21kworker/u8:2+events_unbound23:20:250
3523587994943,4cyclictest3621903-21kworker/u8:2+flush-179:000:20:140
3523587994943,4cyclictest3621903-21kworker/u8:2+flush-179:000:20:140
3523589994841,5cyclictest3599861-21kworker/u8:0+flush-179:023:05:241
3523589994832,14cyclictest0-21swapper/123:45:031
352358999481,2cyclictest0-21swapper/120:35:011
352358999481,28cyclictest3591499-21latency_hist22:40:011
3523587994844,3cyclictest3544956-21kworker/u8:0+flush-179:020:25:170
3523589994740,4cyclictest3575181-21latency_hist21:50:011
3523589994739,6cyclictest3541931-21kworker/u8:1+events_unbound20:15:001
3523589994722,23cyclictest3578462-21systemd-run22:00:011
3523587994742,4cyclictest3528925-21kworker/u8:1+events_unbound19:28:470
3523587994739,6cyclictest3567466-21/usr/sbin/munin21:25:170
3523596994639,5cyclictest3583191-21turbostat22:15:003
3523587994640,4cyclictest3621903-21kworker/u8:2+flush-179:000:15:160
3523589994540,3cyclictest3602832-21systemd-run23:15:011
3523589994532,10cyclictest1213033-21systemd-journal19:39:591
352358999450,43cyclictest714-21Xorg20:44:001
352358999450,2cyclictest3596683-21apt22:55:141
3523596994437,5cyclictest3559262-21turbostat20:59:593
3523589994420,22cyclictest3629262-21needreboot00:35:191
352358999441,27cyclictest3594595-21apt-get22:50:031
352358999440,27cyclictest0-21swapper/121:25:131
352359199430,41cyclictest0-21swapper/222:33:592
3523589994335,6cyclictest3523429-21kworker/u8:0+flush-179:019:19:591
352358999430,28cyclictest3591142-21apt-get22:40:011
3523587994338,4cyclictest3597991-21kworker/u8:1+events_unbound23:15:190
3523589994233,7cyclictest1213033-21systemd-journal19:32:451
3523589994224,17cyclictest0-21swapper/120:56:001
3523589994220,20cyclictest0-21swapper/100:15:251
3523589994132,6cyclictest0-21swapper/100:20:591
3523589994132,6cyclictest0-21swapper/100:20:591
3523589994130,7cyclictest3611285-21apt-get23:40:161
3523589994017,4cyclictest3527211-21sh19:20:141
3523589994017,4cyclictest0-21swapper/123:50:201
3523587994036,3cyclictest3612596-21kworker/u8:0+flush-179:000:05:120
352358799400,3cyclictest3564043-21cut21:15:000
3523596993937,1cyclictest0-21swapper/322:47:593
3523596993937,1cyclictest0-21swapper/322:47:593
3523589993931,6cyclictest1213033-21systemd-journal21:20:001
352358999391,3cyclictest3620335-21cron00:10:001
3523596993836,1cyclictest0-21swapper/323:03:593
352359199380,36cyclictest0-21swapper/223:14:552
352359199380,36cyclictest0-21swapper/220:36:592
352359199380,35cyclictest0-21swapper/221:19:552
3523589993832,5cyclictest3503141-21kworker/u8:2+events_unbound19:15:001
3523589993832,5cyclictest3503141-21kworker/u8:2+events_unbound19:15:001
3523589993830,6cyclictest3537826-21kworker/u8:2+flush-179:020:00:001
3523596993735,1cyclictest0-21swapper/320:25:593
3523596993734,2cyclictest0-21swapper/321:09:563
3523596993734,2cyclictest0-21swapper/319:22:583
3523596993733,3cyclictest3609168-21turbostat23:39:553
352359199370,35cyclictest0-21swapper/200:18:592
352359199370,2cyclictest0-21swapper/220:40:592
3523589993734,2cyclictest1-21systemd21:35:011
3523589993729,6cyclictest3564070-21kworker/u8:1+events_unbound22:05:231
3523589993722,12cyclictest3547634-21apt-get20:25:011
3523589993720,15cyclictest0-21swapper/100:31:221
3523596993634,1cyclictest0-21swapper/322:43:593
3523596993634,1cyclictest0-21swapper/300:20:593
3523596993634,1cyclictest0-21swapper/300:20:593
352359699360,35cyclictest0-21swapper/323:58:593
352359699360,35cyclictest0-21swapper/319:54:593
352359699360,35cyclictest0-21swapper/300:02:593
3523596993533,1cyclictest0-21swapper/323:21:593
3523591993533,1cyclictest0-21swapper/221:34:582
352359199350,1cyclictest0-21swapper/223:25:592
3523589993527,5cyclictest0-21swapper/119:40:131
3523596993432,1cyclictest0-21swapper/320:34:003
3523591993431,2cyclictest0-21swapper/223:31:592
3523591993431,2cyclictest0-21swapper/222:28:592
3523589993427,5cyclictest3544956-21kworker/u8:0+flush-179:021:00:171
4577091330,2ptp4l61490irq/134-eno1-TxRx-022:15:143
3523596993331,1cyclictest0-21swapper/321:32:583
3523591993331,1cyclictest0-21swapper/222:04:592
3523591993331,1cyclictest0-21swapper/220:15:002
3523596993230,1cyclictest0-21swapper/321:25:003
3523596993227,4cyclictest3552898-21turbostat20:44:553
352359199320,2cyclictest0-21swapper/220:22:582
352358999321,29cyclictest0-21swapper/100:10:091
3523596993129,1cyclictest0-21swapper/319:29:583
3523596993126,4cyclictest3629913-21turbostat00:40:003
352359699310,30cyclictest0-21swapper/319:49:553
3523591993128,2cyclictest0-21swapper/219:31:592
3523596993028,1cyclictest0-21swapper/319:14:563
3523596993028,1cyclictest0-21swapper/319:14:553
3523596993024,4cyclictest3614470-21turbostat23:50:003
3523591993027,2cyclictest0-21swapper/222:50:022
3523591993027,2cyclictest0-21swapper/221:53:592
3523591993027,2cyclictest0-21swapper/220:32:002
3523591993027,2cyclictest0-21swapper/220:05:012
352359199300,2cyclictest0-21swapper/223:45:122
352359199300,28cyclictest0-21swapper/200:00:032
4577091290,7ptp4l441ktimers/322:00:023
4577091290,6ptp4l441ktimers/323:55:013
4577091290,6ptp4l441ktimers/322:35:003
4577091290,6ptp4l441ktimers/320:10:013
4577091290,4ptp4l61490irq/134-eno1-TxRx-020:14:553
3523596992927,1cyclictest0-21swapper/321:27:593
3523596992927,1cyclictest0-21swapper/321:10:113
3523596992927,1cyclictest0-21swapper/321:04:553
3523596992927,1cyclictest0-21swapper/320:15:123
3523596992926,2cyclictest0-21swapper/300:05:593
352359699290,28cyclictest0-21swapper/322:50:033
352359699290,27cyclictest0-21swapper/320:20:113
352359699290,1cyclictest0-21swapper/300:30:143
3523591992927,1cyclictest0-21swapper/222:47:592
3523591992927,1cyclictest0-21swapper/222:47:592
3523591992926,2cyclictest0-21swapper/222:35:132
3523591992926,2cyclictest0-21swapper/222:10:132
3523591992926,2cyclictest0-21swapper/219:40:132
352359199290,27cyclictest0-21swapper/223:40:032
352359199290,27cyclictest0-21swapper/221:35:112
352359199290,27cyclictest0-21swapper/220:50:142
352359199290,27cyclictest0-21swapper/219:50:112
352359199290,27cyclictest0-21swapper/200:20:122
352359199290,27cyclictest0-21swapper/200:20:112
3523589992924,3cyclictest0-21swapper/122:15:011
4577091280,6ptp4l441ktimers/319:35:013
3523596992826,1cyclictest0-21swapper/319:44:543
3523596992825,2cyclictest0-21swapper/322:40:013
3523596992825,2cyclictest0-21swapper/322:25:123
3523596992825,2cyclictest0-21swapper/320:35:013
3523596992825,2cyclictest0-21swapper/300:10:103
3523596992824,2cyclictest0-21swapper/300:25:163
352359699280,27cyclictest0-21swapper/323:15:133
352359699280,27cyclictest0-21swapper/322:00:123
352359699280,26cyclictest0-21swapper/323:40:163
352359699280,26cyclictest0-21swapper/322:20:123
352359699280,26cyclictest0-21swapper/321:40:133
352359699280,26cyclictest0-21swapper/319:55:133
3523591992825,2cyclictest0-21swapper/223:05:152
3523591992825,2cyclictest0-21swapper/222:40:592
3523591992825,2cyclictest0-21swapper/222:22:002
3523591992825,2cyclictest0-21swapper/220:25:012
3523591992825,2cyclictest0-21swapper/219:45:122
3523591992825,2cyclictest0-21swapper/219:10:132
3523591992825,2cyclictest0-21swapper/219:10:122
352359199280,2cyclictest0-21swapper/221:20:132
352359199280,2cyclictest0-21swapper/220:55:132
352359199280,26cyclictest0-21swapper/200:33:592
4577091270,6ptp4l441ktimers/323:10:003
4577091270,6ptp4l441ktimers/322:10:003
4577091270,6ptp4l441ktimers/321:40:013
4577091270,6ptp4l441ktimers/319:39:563
4577091270,5ptp4l441ktimers/323:29:553
3523596992725,1cyclictest0-21swapper/323:32:593
3523596992725,1cyclictest0-21swapper/321:49:543
3523596992724,2cyclictest0-21swapper/320:02:593
352359699270,1cyclictest0-21swapper/322:55:143
3523591992725,1cyclictest0-21swapper/223:19:592
3523591992725,1cyclictest0-21swapper/221:58:592
3523591992725,1cyclictest0-21swapper/220:05:002
3523591992724,2cyclictest0-21swapper/221:12:002
3523591992724,2cyclictest0-21swapper/200:35:582
352359199270,25cyclictest0-21swapper/222:56:592
4577091260,6ptp4l61490irq/134-eno1-TxRx-019:20:003
4577091260,5ptp4l441ktimers/323:14:553
4577091260,5ptp4l441ktimers/321:54:553
3523596992624,1cyclictest0-21swapper/300:17:583
3523591992623,2cyclictest0-21swapper/221:03:582
3523591992622,2cyclictest0-21swapper/200:06:592
352359199260,24cyclictest0-21swapper/221:05:152
352359199260,24cyclictest0-21swapper/200:26:002
352359199260,1cyclictest0-21swapper/223:50:012
352359199260,18cyclictest0-21swapper/219:55:592
3523591992522,2cyclictest0-21swapper/223:37:592
3523591992522,2cyclictest0-21swapper/221:25:142
352359199250,2cyclictest0-21swapper/223:58:002
352359199250,2cyclictest0-21swapper/223:03:592
352359199250,2cyclictest0-21swapper/219:37:592
4577091240,4ptp4l61490irq/134-eno1-TxRx-021:19:553
3523591992321,1cyclictest0-21swapper/223:24:592
3523591992320,2cyclictest0-21swapper/219:26:592
3523591992219,2cyclictest0-21swapper/221:47:002
3523591992018,1cyclictest0-21swapper/222:15:592
3523591992017,2cyclictest0-21swapper/221:42:592
352358999191,17cyclictest0-21swapper/119:10:021
3523591991715,1cyclictest0-21swapper/220:45:592
3523591991715,1cyclictest0-21swapper/219:17:002
3523591991614,1cyclictest0-21swapper/222:05:122
3523587991612,3cyclictest0-21swapper/019:10:020
352359199107,2cyclictest3546027-21turbostat20:20:012
352359199100,1cyclictest0-21swapper/219:25:002
35235919940,3cyclictest0-21swapper/219:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional