You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-09-18 - 03:12
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 rack2slot0.osadl.org (updated Thu Sep 18, 2025 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2135221110,1sleep321341-21sshd00:34:113
49012700,0sleep20-21swapper/223:00:182
261912600,0sleep10-21swapper/100:12:131
50962590,0sleep10-21swapper/123:35:531
148282590,0sleep20-21swapper/223:49:392
58572560,1sleep10-21swapper/100:24:481
33882550,0sleep00-21swapper/022:53:470
31462550,0sleep00-21swapper/022:56:550
110022550,0sleep30-21swapper/322:41:393
132882540,0sleep10-21swapper/100:18:071
273942530,0sleep20-21swapper/223:50:482
306122520,0sleep30-21swapper/321:26:223
279292520,0sleep027925-21bash21:51:550
213162520,0sleep10-21swapper/123:31:051
200672520,0sleep20-21swapper/222:55:202
262762510,0sleep20-21swapper/223:15:202
190682500,0sleep30-21swapper/322:32:513
265642480,0sleep30-21swapper/321:32:283
26442480,0sleep10-21swapper/123:22:471
236182480,1sleep0111rcuc/019:35:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional