You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-12-03 - 13:32
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 Wed Dec 03, 2025 00:44:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9881272232176,18sleep20-21swapper/219:05:432
9903642229171,18sleep60-21swapper/619:09:576
9881082220189,20sleep10-21swapper/119:05:261
9902102217184,21sleep00-21swapper/019:07:500
9901952215185,19sleep30-21swapper/319:07:363
9901342215187,17sleep70-21swapper/719:06:447
9901792211160,40sleep50-21swapper/519:07:225
9902482209179,19sleep40-21swapper/419:08:184
990580993127,3cyclictest1051170-21cron21:00:007
99057699310,3cyclictest1167931-21awk00:35:006
99056599310,30cyclictest1023718-21sh20:10:003
990562993128,2cyclictest1034764-21sh20:30:002
990580993027,2cyclictest1091601-21debian-sa122:15:007
99057699300,2cyclictest1018321-21sh20:00:006
99057699300,29cyclictest1108298-21sh22:45:006
99057699300,29cyclictest1037449-21sh20:35:006
99057699300,29cyclictest0-21swapper/620:10:576
990571993028,1cyclictest1152229-21apt-get00:05:575
99057199300,29cyclictest993153-21munin-run19:15:005
99056799300,29cyclictest1162527-21dump-pmu-power00:25:004
990565993027,2cyclictest3820478-21systemd-journal23:40:003
99056599300,1cyclictest0-21swapper/319:30:003
99056099300,29cyclictest2019571-21cups-browsed00:00:001
99055699300,29cyclictest1072738-21sh21:40:010
99058099290,28cyclictest0-21swapper/700:10:547
99058099290,1cyclictest1143849-21apt-get23:50:587
99058099290,1cyclictest1029369-21cron20:20:007
990576992927,1cyclictest0-21swapper/622:25:006
99057699290,28cyclictest0-21swapper/622:15:566
99057699290,28cyclictest0-21swapper/622:10:556
99057699290,28cyclictest0-21swapper/621:55:556
99057199290,28cyclictest1102809-21cat22:35:005
99057199290,28cyclictest0-21swapper/520:55:545
99057199290,28cyclictest0-21swapper/520:00:565
99057199290,1cyclictest0-21swapper/523:20:555
990567992927,1cyclictest1165210-21turbostat.cron00:30:004
990567992927,1cyclictest0-21swapper/423:45:554
990567992927,1cyclictest0-21swapper/421:50:574
99056799290,28cyclictest0-21swapper/422:05:544
99056599290,29cyclictest0-21swapper/319:35:003
99056599290,28cyclictest0-21swapper/323:00:003
99056599290,28cyclictest0-21swapper/322:35:573
99056599290,28cyclictest0-21swapper/300:20:553
99056599290,1cyclictest0-21swapper/322:50:003
990562992928,1cyclictest0-21swapper/200:35:002
990562992927,2cyclictest1027156-21apt-get20:15:562
99056299290,28cyclictest0-21swapper/222:10:552
99056299290,28cyclictest0-21swapper/221:15:552
99056299290,28cyclictest0-21swapper/219:30:552
99056299290,28cyclictest0-21swapper/200:25:002
990560992928,1cyclictest1106096-21apt-get22:40:551
990560992927,1cyclictest1078621-21apt-get21:50:571
990560992927,1cyclictest1040645-21apt-get20:40:551
99056099290,28cyclictest0-21swapper/120:35:571
99056099290,1cyclictest0-21swapper/120:25:571
990556992928,1cyclictest0-21swapper/023:10:000
99055699290,28cyclictest0-21swapper/023:00:570
99055699290,28cyclictest0-21swapper/020:20:560
99055699290,1cyclictest1163004-21apt-get00:25:560
990580992826,1cyclictest1116367-21sh23:00:007
990580992826,1cyclictest1092342-21apt-get22:15:577
990576992827,1cyclictest0-21swapper/622:35:016
99057699280,27cyclictest0-21swapper/623:55:566
99057699280,27cyclictest0-21swapper/619:15:566
990567992827,1cyclictest0-21swapper/421:00:004
990567992826,1cyclictest1146058-21idleruntime-cro23:55:004
990567992826,1cyclictest0-21swapper/420:15:004
990565992828,0cyclictest0-21swapper/322:35:003
990565992826,1cyclictest1054368-21apt-get21:05:563
990562992828,0cyclictest0-21swapper/223:15:542
99056299280,28cyclictest0-21swapper/219:15:562
990560992827,1cyclictest0-21swapper/121:40:011
990560992826,1cyclictest1075457-21dump-pmu-power21:45:011
990560992826,1cyclictest0-21swapper/122:40:001
990560992826,1cyclictest0-21swapper/119:45:541
99056099280,28cyclictest0-21swapper/123:05:001
99056099280,28cyclictest0-21swapper/119:25:561
990556992827,1cyclictest1078135-21sh21:50:010
99055699280,27cyclictest0-21swapper/023:45:550
99055699280,0cyclictest0-21swapper/022:40:560
990580992727,0cyclictest0-21swapper/719:30:007
990580992727,0cyclictest0-21swapper/700:15:557
990580992725,2cyclictest1168378-21apt-get00:35:567
990576992727,0cyclictest0-21swapper/621:20:576
990576992726,0cyclictest0-21swapper/623:42:066
99057699270,0cyclictest0-21swapper/621:15:556
990571992727,0cyclictest0-21swapper/522:45:555
990571992727,0cyclictest0-21swapper/522:05:545
990571992727,0cyclictest0-21swapper/520:45:585
990571992727,0cyclictest0-21swapper/520:05:565
990571992725,1cyclictest0-21swapper/521:30:565
990567992727,0cyclictest0-21swapper/419:45:554
990567992726,1cyclictest0-21swapper/423:00:574
990567992726,1cyclictest0-21swapper/422:25:544
99056799270,27cyclictest0-21swapper/422:15:014
99056799270,0cyclictest0-21swapper/423:45:004
99056799270,0cyclictest0-21swapper/419:40:564
990565992726,1cyclictest0-21swapper/323:40:553
990565992725,1cyclictest1097742-21apt-get22:25:543
990562992727,0cyclictest0-21swapper/221:55:552
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional