You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-06-16 - 10:07
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 rackdslot2.osadl.org (updated Tue Jun 16, 2026 00:45:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
304732235168,22sleep10-21swapper/119:06:201
286252208175,22sleep30-21swapper/319:05:013
305822207172,23sleep20-21swapper/219:07:382
304472204170,22sleep00-21swapper/019:05:590
822821540,3sleep10-21swapper/122:50:251
294312720,4sleep10-21swapper/120:14:591
31058997121,9cyclictest33-21ksoftirqd/200:30:002
31057996425,4cyclictest25-21ksoftirqd/100:05:161
31057996329,7cyclictest25-21ksoftirqd/121:40:131
31057996326,10cyclictest25-21ksoftirqd/100:05:001
31057996326,10cyclictest25-21ksoftirqd/100:05:001
258272630,2sleep025828-21sleep21:15:000
31058996227,10cyclictest33-21ksoftirqd/223:10:012
31057996229,6cyclictest25-21ksoftirqd/119:25:241
31057996222,4cyclictest25-21ksoftirqd/121:50:141
31057996222,4cyclictest25-21ksoftirqd/121:25:211
31057996124,4cyclictest25-21ksoftirqd/121:55:221
31057996122,4cyclictest25-21ksoftirqd/100:30:221
31057996120,4cyclictest25-21ksoftirqd/122:10:261
202882610,1sleep30-21swapper/321:00:233
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional