You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-18 - 00:41
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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackaslot8.osadl.org (updated Wed Jun 17, 2026 12:44:23)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
185532326296,20sleep20-21swapper/207:09:242
185302276247,17sleep10-21swapper/107:09:071
183022264232,22sleep00-21swapper/007:06:250
184552262230,21sleep30-21swapper/307:08:213
136672610,0sleep30-21swapper/311:09:373
219922590,0sleep30-21swapper/309:56:023
223562580,0sleep20-21swapper/210:35:212
114052580,0sleep30-21swapper/309:10:563
248202570,0sleep20-21swapper/211:55:012
188142170,0sleep10-21swapper/109:35:131
313672160,0sleep10-21swapper/112:37:241
29422160,0sleep30-21swapper/310:24:213
313802140,0sleep00-21swapper/010:40:400
117332120,0sleep00-21swapper/009:50:140
22380290,0sleep30-21swapper/309:17:453
187079991,2cyclictest12-21ksoftirqd/007:15:010
7188280,0sleep00-21swapper/012:03:440
31809280,0sleep00-21swapper/010:02:120
187149983,3cyclictest275-21systemd-journal10:25:152
187129984,3cyclictest275-21systemd-journal09:48:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional