You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-05-03 - 02:00
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.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack7slot2.osadl.org (updated Fri May 02, 2025 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
65700699164100,57cyclictest54-21kswapd010:50:100
657007996955,7cyclictest658313-21kworker/u4:13+events_unbound07:15:011
657007996357,4cyclictest718646-21kworker/u4:4+events_unbound10:00:001
657006996249,9cyclictest744499-21/usr/sbin/munin10:35:380
657006996153,5cyclictest0-21swapper/012:25:290
657006996152,6cyclictest0-21swapper/012:35:000
657007995851,5cyclictest669442-21sendmail_mailqu07:55:391
657006995841,5cyclictest732033-21kworker/u4:0+events_unbound10:19:590
657006995831,20cyclictest25650irq/23-42890000.ethernet11:15:090
657007995750,5cyclictest733428-21sort10:20:011
657007995749,6cyclictest738766-21kworker/u4:10+events_unbound10:34:101
65700699571,25cyclictest662148-21apt-get07:30:140
657007995541,7cyclictest678709-21kworker/u4:1+events_unbound08:50:011
657007995535,4cyclictest815703-21kworker/u4:7+events_unbound12:16:591
657007995446,5cyclictest745264-21kworker/u4:6+events_unbound11:21:001
657007995438,8cyclictest736576-21kworker/u4:710:25:011
657007995438,8cyclictest736576-21kworker/u4:710:25:001
657006995445,7cyclictest657005-21cyclictest11:52:460
657007995345,5cyclictest801066-21/usr/sbin/munin11:55:181
657007995344,6cyclictest827161-21apt-get12:25:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional