You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-03 - 07:42
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 50 highest latencies:
System rackdslot3.osadl.org (updated Mon Aug 03, 2026 00:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
88072232172,48sleep30-21swapper/319:09:033
86542227162,21sleep10-21swapper/119:07:041
87432204171,22sleep20-21swapper/219:08:152
86262202170,22sleep00-21swapper/019:06:440
2388121240,2sleep00-21swapper/021:55:160
9175997011,17cyclictest16443-21turbostat23:54:592
9173996832,10cyclictest9-21ksoftirqd/023:15:140
139391680,1ptp4l401ktimersoftd/300:25:183
917599660,26cyclictest0-21swapper/223:15:162
917599630,22cyclictest26693-21idleruntime-cro23:10:002
917599620,20cyclictest11490-21latency_hist19:15:012
917599620,20cyclictest11490-21latency_hist19:15:012
9173996226,5cyclictest9-21ksoftirqd/000:00:000
9173996225,4cyclictest9-21ksoftirqd/020:10:170
917599610,21cyclictest28028-21sed00:15:282
917599610,20cyclictest3411-21date00:35:012
917599600,21cyclictest21873-21cut19:35:172
917599600,21cyclictest18945-21date00:00:002
289072600,2sleep20-21swapper/222:05:172
917599590,26cyclictest11365-21cat21:30:002
917599590,21cyclictest7882-21date20:15:002
917599580,21cyclictest15654-21timerandwakeup21:35:272
52192560,4sleep05223-21unixbench_singl00:35:300
917599541,19cyclictest26317-21perl19:45:162
917399545,9cyclictest9-21ksoftirqd/021:05:200
9173995421,3cyclictest9-21ksoftirqd/021:45:140
917399535,8cyclictest16291-21sendmail-msp21:40:000
917399534,10cyclictest9-21ksoftirqd/022:45:140
9173995327,5cyclictest9-21ksoftirqd/019:30:280
9173995314,4cyclictest9-21ksoftirqd/020:20:120
917399531,10cyclictest9-21ksoftirqd/019:50:160
917399524,8cyclictest9-21ksoftirqd/022:05:160
917399523,8cyclictest9-21ksoftirqd/000:30:200
9173995222,6cyclictest9-21ksoftirqd/020:15:230
917399515,6cyclictest9-21ksoftirqd/021:30:000
917399515,5cyclictest9-21ksoftirqd/020:40:000
917399513,8cyclictest9-21ksoftirqd/022:55:000
917399513,4cyclictest4124-21sed23:30:010
917399512,8cyclictest9-21ksoftirqd/021:20:150
917399512,8cyclictest9-21ksoftirqd/020:45:270
9173995124,5cyclictest9-21ksoftirqd/021:50:270
9173995120,4cyclictest9-21ksoftirqd/023:35:130
9173995115,8cyclictest9-21ksoftirqd/022:15:200
917399505,10cyclictest9-21ksoftirqd/019:45:140
917399502,8cyclictest9-21ksoftirqd/023:30:180
917399502,5cyclictest9-21ksoftirqd/019:10:260
917399502,5cyclictest9-21ksoftirqd/019:10:260
9173995016,5cyclictest9-21ksoftirqd/022:20:240
917399501,5cyclictest9-21ksoftirqd/023:45:000
9173995013,4cyclictest9-21ksoftirqd/000:15:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional