You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-21 - 21:32
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
Characteristics of the 20 highest latencies:
System rackeslot2.osadl.org (updated Thu May 21, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
245124121030,2sleep30-21swapper/312:20:133
238480721000,2sleep30-21swapper/311:40:013
20320312850,2sleep30-21swapper/307:30:073
20320312850,2sleep30-21swapper/307:30:073
24507822450,1sleep00-21swapper/012:20:100
22617172390,2sleep30-21swapper/310:20:003
23564052320,2sleep1341rcuc/111:20:081
2006906993128,2cyclictest0-21swapper/109:25:021
2006903993121,6cyclictest2840498-21systemd-journal11:10:010
2006903993027,2cyclictest1290-21dbus-daemon09:45:020
2006911992926,1cyclictest0-21swapper/208:10:012
22539262270,3sleep02253930-21grep10:15:000
2006906992723,2cyclictest2277784-21df10:30:021
2006906992720,2cyclictest134050irq/121-eno109:30:061
2006903992613,8cyclictest2385833-21kthreadcore11:40:050
2006906992522,2cyclictest1290-21dbus-daemon12:40:021
2006903992520,3cyclictest2193641-21fschecks_count09:35:020
2006903992515,6cyclictest2354594-21fschecks_count11:20:030
2006906992418,2cyclictest134050irq/121-eno110:05:011
2006903992416,3cyclictest191rcu_preempt10:35:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional