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2026-08-13 - 22:20
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 20 highest latencies:
System rack8slot1.osadl.org (updated Thu Aug 13, 2026 12:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2341299438848,0cyclictest4137-21lldpd09:45:500
2341299403528,0cyclictest0-21swapper09:35:590
2341299341427,0cyclictest0-21swapper10:15:410
23412993117705,0cyclictest9-21ksoftirqd/006:55:450
23412992782520,0cyclictest9-21ksoftirqd/008:55:470
23412992763307,0cyclictest12252-1kworker/0:0H10:55:480
23412992676263,0cyclictest12252-1kworker/0:0H07:55:470
234129926021091,0cyclictest23463-21ls06:55:410
23412992476289,0cyclictest12252-1kworker/0:0H09:55:470
23412992439303,0cyclictest12252-1kworker/0:0H11:55:470
23412992417110,0cyclictest12252-1kworker/0:0H09:15:460
23412992405493,0cyclictest9-21ksoftirqd/011:10:460
23412992398712,0cyclictest12513-21latency_hist11:15:470
23412992397294,0cyclictest12252-1kworker/0:0H07:20:470
23412992352640,0cyclictest9-21ksoftirqd/008:15:470
23412992338603,0cyclictest3373-21latency_hist07:30:470
23412992322637,0cyclictest28342-21ls10:20:460
23412992298277,0cyclictest12252-1kworker/0:0H09:10:460
23412992287615,0cyclictest9-21ksoftirqd/011:40:460
23412992283760,0cyclictest9-21ksoftirqd/012:20:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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