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2024-07-12 - 16:36
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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 rackbslot6.osadl.org (updated Thu Jul 11, 2024 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1682921740,4sleep1834899cyclictest14:54:251
749621540,3sleep3836099cyclictest15:19:163
1126421420,2sleep1834899cyclictest14:48:071
2941721350,4sleep1834899cyclictest12:42:281
1791911000,4ptp4l401ktimersoftd/310:07:253
57862650,5sleep15787-21gltestperf11:09:261
181722560,3sleep30-21swapper/313:44:373
107632560,2sleep20-21swapper/210:14:072
8348995526,7cyclictest25-21ksoftirqd/111:19:511
8348995525,5cyclictest25-21ksoftirqd/113:24:361
8348995423,10cyclictest25-21ksoftirqd/114:39:371
8348995325,7cyclictest25-21ksoftirqd/115:24:331
8348995325,7cyclictest25-21ksoftirqd/114:19:521
8348995325,7cyclictest25-21ksoftirqd/113:29:291
8348995324,7cyclictest25-21ksoftirqd/112:49:481
8348995225,9cyclictest25-21ksoftirqd/113:14:351
8348995224,9cyclictest25-21ksoftirqd/110:34:191
8348995223,7cyclictest25-21ksoftirqd/112:54:221
8348995223,5cyclictest25-21ksoftirqd/115:19:321
8348995121,5cyclictest25-21ksoftirqd/114:29:501
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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