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2025-12-07 - 04:46
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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 Sun Dec 07, 2025 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
144909924363,0cyclictest32216-21ls19:29:260
144909923965,0cyclictest9669-21timerandwakeup21:31:110
144909923676,0cyclictest3355-21runrttasks19:21:420
144909923673,0cyclictest0-21swapper23:39:290
144909923553,0cyclictest0-21swapper23:33:170
144909923270,0cyclictest10164-21telnet20:00:380
144909922764,0cyclictest0-21swapper00:04:300
144909922638,0cyclictest14413-21python21:45:120
144909922476,0cyclictest15971-21seq20:16:450
144909922365,0cyclictest9-21ksoftirqd/023:45:380
1449099209129,0cyclictest3355-21runrttasks20:26:100
1449099204133,0cyclictest11917-21df_inode23:10:100
1449099204127,0cyclictest14056-21nfsd20:11:330
1449099203121,0cyclictest17936-21ls23:26:190
1449099202122,0cyclictest7728-21nfs_client21:25:520
1449099201125,0cyclictest3355-21runrttasks22:28:040
1449099201123,0cyclictest17606-21fschecks_time20:21:330
1449099199122,0cyclictest31911-21fschecks_count21:01:490
1449099199121,0cyclictest3355-21runrttasks21:50:550
1449099199117,0cyclictest985-21nfsd21:06:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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