You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-12-03 - 00:10
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 100 highest latencies:
System rack8slot4.osadl.org (updated Tue Dec 02, 2025 12:44:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
35105452237169,24sleep40-21swapper/407:09:134
35103982228172,18sleep50-21swapper/507:07:055
35104212221167,43sleep10-21swapper/107:07:251
35096862220166,18sleep20-21swapper/207:06:062
35105442215182,20sleep30-21swapper/307:09:123
35104922213182,19sleep70-21swapper/707:08:287
35083632212177,23sleep60-21swapper/607:05:466
35105592207177,20sleep00-21swapper/007:09:250
351081099523,25cyclictest0-21swapper/311:26:303
3510822993129,1cyclictest3595696-21sh09:45:017
351081999310,30cyclictest3609163-21latency_hist10:10:006
351081699310,30cyclictest3622628-21cron10:35:005
351080899310,30cyclictest3652291-21apt11:30:002
3510822993026,3cyclictest3535892-21turbostat.cron07:55:007
351082299300,28cyclictest0-21swapper/711:55:567
351081999300,29cyclictest3652292-21latency_hist11:30:006
351081999300,29cyclictest3528303-21apt-get07:40:556
3510814993027,2cyclictest3513529-21date07:15:004
351081499300,2cyclictest3590303-21debian-sa109:35:014
351081499300,29cyclictest3658434-21apt-get11:40:584
351081099300,29cyclictest0-21swapper/310:00:553
351081099300,1cyclictest0-21swapper/311:40:583
3510808993027,2cyclictest3660633-21sh11:45:002
351080899300,29cyclictest3661118-21apt-get11:45:552
351080899300,29cyclictest3609164-21apt10:10:002
3510804993026,3cyclictest3668700-21sh12:00:001
351080499300,2cyclictest3820478-21systemd-journal09:20:001
351079899300,29cyclictest3690517-21latency_hist12:40:000
351079899300,29cyclictest3690517-21latency_hist12:40:000
351079899300,29cyclictest0-21swapper/012:30:000
351079899300,29cyclictest0-21swapper/011:05:570
351082299290,28cyclictest0-21swapper/711:10:587
351082299290,28cyclictest0-21swapper/709:45:567
351082299290,28cyclictest0-21swapper/707:56:017
3510819992927,1cyclictest3672156-21apt-get12:05:586
3510819992927,1cyclictest3660636-21sh11:45:006
351081999290,28cyclictest3649618-21idleruntime-cro11:25:006
351081999290,28cyclictest0-21swapper/611:45:556
351081999290,28cyclictest0-21swapper/611:35:566
351081999290,28cyclictest0-21swapper/610:45:556
3510814992927,1cyclictest0-21swapper/409:05:564
351081499290,29cyclictest430086-21in:imuxsock08:50:004
351081499290,28cyclictest0-21swapper/409:25:554
351081499290,1cyclictest3571166-21apt09:00:004
3510810992926,2cyclictest3641496-21idleruntime-cro11:10:003
351081099290,28cyclictest3550115-21apt-get08:20:543
351081099290,28cyclictest0-21swapper/312:20:573
351081099290,28cyclictest0-21swapper/310:25:573
351081099290,1cyclictest3628509-21apt-get10:45:563
351081099290,1cyclictest0-21swapper/311:20:543
3510808992927,1cyclictest0-21swapper/212:05:582
3510808992927,1cyclictest0-21swapper/208:10:562
3510808992927,1cyclictest0-21swapper/208:10:562
351080899290,28cyclictest0-21swapper/212:15:562
351080899290,28cyclictest0-21swapper/207:40:552
351080899290,1cyclictest3590783-21apt-get09:35:562
351080499290,28cyclictest0-21swapper/112:35:581
351080499290,28cyclictest0-21swapper/112:35:581
351080499290,28cyclictest0-21swapper/112:15:551
351080499290,1cyclictest0-21swapper/111:15:001
351080499290,1cyclictest0-21swapper/107:15:551
351079899290,28cyclictest3558184-21apt-get08:35:560
351079899290,28cyclictest0-21swapper/009:10:570
351079899290,28cyclictest0-21swapper/007:30:010
351079899290,28cyclictest0-21swapper/007:15:550
3510822992827,1cyclictest0-21swapper/712:00:537
3510822992827,1cyclictest0-21swapper/709:10:577
351082299280,1cyclictest0-21swapper/709:55:557
3510819992827,1cyclictest0-21swapper/608:15:546
3510819992826,1cyclictest0-21swapper/611:30:556
3510816992827,1cyclictest0-21swapper/507:55:005
3510816992826,1cyclictest3638813-21munin-run11:05:005
351081699280,28cyclictest3641529-21awk11:10:005
351081699280,1cyclictest3625821-21apt-get10:40:565
351081699280,0cyclictest0-21swapper/511:55:565
3510814992827,1cyclictest0-21swapper/411:25:544
351081499280,27cyclictest0-21swapper/410:05:564
351081499280,0cyclictest0-21swapper/412:15:564
3510810992826,1cyclictest3598868-21apt-get09:50:553
3510808992827,1cyclictest0-21swapper/208:15:542
351080899280,1cyclictest0-21swapper/211:25:002
351080899280,0cyclictest0-21swapper/207:30:582
3510804992827,1cyclictest0-21swapper/111:15:561
351080499280,28cyclictest0-21swapper/108:00:541
351080499280,27cyclictest0-21swapper/108:40:571
351080499280,0cyclictest0-21swapper/111:50:561
351080499280,0cyclictest0-21swapper/109:55:541
3510798992827,1cyclictest0-21swapper/011:50:560
3510798992826,1cyclictest0-21swapper/010:50:000
3510822992727,0cyclictest0-21swapper/710:30:547
3510822992726,1cyclictest0-21swapper/710:45:567
351082299270,0cyclictest0-21swapper/709:15:567
3510819992726,1cyclictest0-21swapper/610:25:576
3510819992725,1cyclictest0-21swapper/610:10:566
351081999270,0cyclictest0-21swapper/612:15:566
3510816992727,0cyclictest0-21swapper/508:40:575
3510816992726,1cyclictest3617252-21apt10:25:005
3510816992726,1cyclictest3579740-21apt-get09:15:565
351081699270,27cyclictest0-21swapper/512:00:535
3510814992727,0cyclictest0-21swapper/409:15:564
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional