You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-04-06 - 12:53
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 50 highest latencies:
System rackcslot6.osadl.org (updated Mon Apr 06, 2026 00:46:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
109488423980,4sleep10-21swapper/119:05:281
1095719993800,1cyclictest0-21swapper/519:26:025
109570599372371,1cyclictest1281730-21kworker/3:223:59:023
109570599369366,2cyclictest0-21swapper/321:53:023
109570599364363,1cyclictest1147669-21kworker/3:021:25:023
109570599362360,1cyclictest1147669-21kworker/3:021:03:013
109570599361359,1cyclictest1095566-21kworker/3:219:47:023
109570599360358,1cyclictest1147669-21kworker/3:020:43:023
109570599359357,1cyclictest0-21swapper/320:15:023
109570599357356,1cyclictest1147669-21kworker/3:022:26:023
109570599357355,1cyclictest1281730-21kworker/3:222:58:023
109570599357355,1cyclictest1281730-21kworker/3:222:58:023
109570599355353,2cyclictest0-21swapper/319:33:023
109570599355353,1cyclictest0-21swapper/320:51:013
109568799355353,1cyclictest1179015-21kworker/1:021:50:021
109570599354353,1cyclictest0-21swapper/300:00:023
109570599354352,1cyclictest1359811-21kworker/3:019:27:013
109570599353352,1cyclictest0-21swapper/300:25:023
109570599353351,2cyclictest1207466-21kworker/u16:122:03:023
109570599352351,1cyclictest0-21swapper/320:37:023
109570599352350,1cyclictest1095566-21kworker/3:219:59:023
109570599351350,1cyclictest0-21swapper/321:20:023
109570599351349,1cyclictest1281730-21kworker/3:223:44:013
109570599351349,1cyclictest1147669-21kworker/3:022:10:023
109570599351349,1cyclictest0-21swapper/321:11:023
109570599351349,1cyclictest0-21swapper/300:32:023
109570599351349,1cyclictest0-21swapper/300:06:023
109570599350349,1cyclictest0-21swapper/323:14:013
109570599350348,1cyclictest1281730-21kworker/3:223:01:023
109570599350348,1cyclictest1147669-21kworker/3:022:31:023
109570599350348,1cyclictest1147669-21kworker/3:021:46:023
109570599350348,1cyclictest0-21swapper/300:22:013
109570599350347,2cyclictest1147669-21kworker/3:021:34:023
109570599350347,2cyclictest1147669-21kworker/3:021:34:013
109570599349348,1cyclictest1281730-21kworker/3:223:31:023
109570599349348,1cyclictest0-21swapper/321:15:023
109570599349348,1cyclictest0-21swapper/300:12:023
109570599349347,1cyclictest1147669-21kworker/3:022:38:023
109570599349347,1cyclictest0-21swapper/322:17:023
109570599348347,1cyclictest1147669-21kworker/3:021:40:023
109570599348347,1cyclictest0-21swapper/323:20:023
109570599348346,1cyclictest1359811-21kworker/3:019:23:013
109570599347346,1cyclictest0-21swapper/322:43:023
109570599347345,2cyclictest1281730-21kworker/3:223:07:013
109570599347345,1cyclictest1095566-21kworker/3:220:24:013
109570599347344,2cyclictest1281730-21kworker/3:200:17:013
109570599347344,2cyclictest1281730-21kworker/3:200:17:013
109570599346345,1cyclictest1281730-21kworker/3:223:47:023
109570599346345,1cyclictest1147669-21kworker/3:022:23:023
109570599346345,1cyclictest1147669-21kworker/3:021:55:023
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional