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2025-12-11 - 16:08
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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 rack2slot7.osadl.org (updated Thu Dec 11, 2025 12:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
97583499655,40cyclictest0-21swapper/011:08:170
97583699502,30cyclictest0-21swapper/208:38:402
97583499501,33cyclictest1039474-21sendmail-msp09:46:160
975834994943,5cyclictest975836-21cyclictest07:16:140
975834994714,4cyclictest0-21swapper/009:43:140
975834994533,9cyclictest1072359-21sendmail-msp10:36:360
97583699441,7cyclictest1137945-21ssh11:46:202
97583499423,35cyclictest0-21swapper/011:26:160
975835994026,4cyclictest11050irq/107-eth%d11:16:151
97583699395,11cyclictest171rcu_preempt09:51:202
97583699383,10cyclictest36-21ksoftirqd/212:13:162
97583499372,20cyclictest1165055-21ssh12:18:120
97583699362,12cyclictest1030041-21ld09:33:182
97583699351,6cyclictest1089531-21ssh10:46:182
97583599347,10cyclictest0-21swapper/109:46:161
975834993414,5cyclictest0-21swapper/009:56:160
97583599338,16cyclictest1015743-21diskmemload12:01:181
97583499332,30cyclictest1155141-21sh12:06:180
97583499331,18cyclictest171rcu_preempt11:56:160
97583599324,23cyclictest1177633-21ssh12:31:421
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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