You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-20 - 01:54
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 rackdslot3.osadl.org (updated Sun Jul 19, 2026 12:45:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
173072236168,23sleep30-21swapper/307:07:473
173972213166,36sleep10-21swapper/107:08:581
171772206172,23sleep20-21swapper/207:06:052
173042202169,22sleep00-21swapper/007:07:440
2769521540,6sleep31778199cyclictest07:30:173
17780996631,9cyclictest33-21ksoftirqd/212:15:002
17780996629,8cyclictest33-21ksoftirqd/211:20:012
17780996329,10cyclictest33-21ksoftirqd/209:25:192
17780996228,6cyclictest33-21ksoftirqd/210:35:172
17780996226,8cyclictest33-21ksoftirqd/211:20:142
17780996129,8cyclictest33-21ksoftirqd/208:30:272
17780996128,10cyclictest33-21ksoftirqd/209:55:252
17780996127,4cyclictest33-21ksoftirqd/207:25:142
17780996029,5cyclictest33-21ksoftirqd/212:05:252
17780996029,4cyclictest33-21ksoftirqd/208:10:172
17780996028,9cyclictest33-21ksoftirqd/211:40:272
17780996027,9cyclictest33-21ksoftirqd/208:00:182
17780996027,9cyclictest33-21ksoftirqd/208:00:182
17780996027,5cyclictest33-21ksoftirqd/210:40:262
17780996027,5cyclictest33-21ksoftirqd/209:30:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional