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2025-05-03 - 01:12
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Data to construct the above plot have been generated using the RT test utility cyclictest.

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 rack0slot1.osadl.org (updated Sat May 03, 2025 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3214921530,0sleep50-21swapper/522:23:115
2292821460,0sleep10-21swapper/120:59:501
1707721450,0sleep30-21swapper/322:55:223
3272321440,3sleep72997499cyclictest22:09:517
2987321440,0sleep30-21swapper/322:22:053
2147021440,0sleep50-21swapper/521:13:575
29952991436,58cyclictest16495-21chk_conn_tcp20:26:094
1610121410,2sleep42995299cyclictest19:13:214
299729914041,78cyclictest3730-21watchprog-ntop19:22:026
1491721400,1sleep20-21swapper/222:41:512
1097821400,1sleep22452-21openvpn22:14:112
469221350,0sleep50-21swapper/521:33:285
29942991340,32cyclictest0-21swapper/319:48:453
1437821330,2sleep12993899cyclictest20:20:571
29972991304,19cyclictest5787-21chk_conn_tcp19:06:006
2784621300,0sleep40-21swapper/420:10:584
299529912915,41cyclictest0-21swapper/422:57:544
2391621280,3sleep42995299cyclictest21:00:344
1703021280,0sleep50-21swapper/520:22:535
1061121280,0sleep50-21swapper/520:54:105
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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