You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-23 - 03:28
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 rackdslot0.osadl.org (updated Sun Aug 23, 2026 00:45:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29083992725,1cyclictest0-21swapper/100:40:001
29082992419,4cyclictest4100-21H222:10:210
2908499230,8cyclictest0-21swapper/221:35:192
2908399230,6cyclictest0-21swapper/119:58:561
29082992119,1cyclictest9-21ksoftirqd/023:35:520
2908499202,3cyclictest0-21swapper/221:43:562
29084992020,0cyclictest0-21swapper/221:30:172
2908499200,19cyclictest14501-21snapd19:35:282
2908399204,15cyclictest0-21swapper/100:25:131
2908399203,16cyclictest0-21swapper/122:15:271
2908399203,11cyclictest5261-21http21:20:001
2908399202,17cyclictest0-21swapper/121:41:161
29083992017,2cyclictest21-21ksoftirqd/123:05:181
2908399200,17cyclictest624-21basename00:05:001
2908299203,2cyclictest14329-21expr21:35:140
2908299200,17cyclictest4035-21H222:10:210
2908499193,15cyclictest8702-21apt23:20:132
2908499193,15cyclictest0-21swapper/220:22:442
2908499192,2cyclictest32168-21cpu19:15:142
29084991915,2cyclictest14000-21smartctl22:30:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional