You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-09-17 - 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
Characteristics of the 20 highest latencies:
System rackeslot2.osadl.org (updated Wed Sep 16, 2026 12:43:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8140062320,2sleep20-21swapper/211:44:272
6987952320,1sleep10-21swapper/110:39:281
7685742290,2sleep30-21swapper/311:19:273
7770212280,1sleep00-21swapper/011:24:250
37584299219,7cyclictest0-21swapper/011:30:390
375843992018,2cyclictest351ktimers/112:13:171
37584299208,7cyclictest0-21swapper/011:30:010
375842992011,5cyclictest699468-21kthreadcore10:39:290
2213291201,9phc2sys0-21swapper/309:54:053
4210662190,5sleep0241rcuc/007:44:220
4210662190,5sleep0241rcuc/007:44:220
37584499191,5cyclictest8463612sleep212:04:042
375843991912,3cyclictest825831-21proc_pri11:49:301
375843991912,3cyclictest825831-21proc_pri11:49:301
375843991910,4cyclictest625632-21/usr/sbin/munin09:59:271
37584299198,7cyclictest588686-21runrttasks09:35:260
375842991916,2cyclictest24813-21gsd-housekeepin09:28:170
375842991911,7cyclictest24616-21JS14:54:060
2213291190,3phc2sys0-21swapper/309:29:233
2213291190,2phc2sys0-21swapper/310:37:233
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional