You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-13 - 12:46
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
Characteristics of the 20 highest latencies:
System rack3slot0.osadl.org (updated Thu Aug 13, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12349915322,83cyclictest11904-21id21:48:040
56012810,1sleep557-21ksoftirqd/522:03:565
1240997529,36cyclictest0-21swapper/621:48:046
246612660,0sleep30-21swapper/321:29:023
246612660,0sleep30-21swapper/321:29:023
245462610,2sleep3123799cyclictest22:49:593
132122540,1sleep213203-21bash21:39:102
273572520,0sleep20-21swapper/222:01:282
108512520,2sleep2123699cyclictest00:08:232
10812510,0sleep60-21swapper/623:30:076
207932500,1sleep1231rcuc/122:15:371
120432500,1sleep612035-21bash00:22:536
90042490,0sleep20-21swapper/222:34:442
62824926,8sleep70-21swapper/719:01:177
191022480,0sleep20-21swapper/221:55:442
123999480,48cyclictest16191-21kworker/5:321:48:035
67682470,0sleep10-21swapper/121:24:271
34572470,1sleep11-21systemd21:29:401
34572470,1sleep11-21systemd21:29:401
245082470,0sleep20-21swapper/223:22:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional