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2026-05-31 - 00:43
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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 Sat May 30, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2505322770,3sleep20-21swapper/208:38:542
2762421290,2sleep10-21swapper/111:56:401
1068911030,3ptp4l401ktimersoftd/308:39:333
179242650,1sleep30-21swapper/312:53:193
166422630,1sleep30-21swapper/312:18:513
26702996111,13cyclictest28540-21chrt09:53:402
26702996010,19cyclictest32035-21chrt08:50:532
26702996010,14cyclictest13917-21chrt09:21:482
295422590,1sleep10-21swapper/112:31:171
2670299599,12cyclictest24438-21sh13:32:482
26702995910,13cyclictest2961-21chrt10:08:172
26702995910,13cyclictest17949-21switchtime12:19:052
26702995811,13cyclictest5885-21chrt12:08:102
26702995811,13cyclictest289162chrt08:44:472
2670299579,13cyclictest2337-21ssh11:30:282
293432560,2sleep30-21swapper/308:48:333
2670299569,18cyclictest29284-21taskset11:24:312
2670299569,18cyclictest29284-21taskset11:24:312
2670299569,18cyclictest24225-21sh11:19:172
2670299569,12cyclictest5430-21chrt13:44:462
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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