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2025-12-09 - 21:31
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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 Tue Dec 09, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
251879924070,0cyclictest1965-21grep07:05:470
251879923773,0cyclictest1491-21chrt10:25:320
251879923669,0cyclictest14238-21ls07:44:160
251879923667,0cyclictest22721-21aten2.4-expect11:30:340
251879923450,0cyclictest9364-21seq10:47:220
251879923382,0cyclictest1594-21jbd2/hda3-807:29:050
251879923279,0cyclictest1594-21jbd2/hda3-807:55:270
251879923169,0cyclictest29029-21tail06:50:340
251879923167,0cyclictest18020-21seq09:35:340
251879923075,0cyclictest19610-21cut11:21:140
251879923073,0cyclictest8142-21cut09:05:420
251879922967,0cyclictest3355-21runrttasks11:45:180
251879922967,0cyclictest21582-21nfs_client09:45:420
251879922964,0cyclictest6507-21mailstats07:19:220
251879922963,0cyclictest2286-21seq08:46:200
251879922958,0cyclictest5032-21aten2.4-expect10:35:270
251879922949,0cyclictest1-21init11:08:340
251879922882,0cyclictest1594-21jbd2/hda3-810:49:180
251879922784,0cyclictest29802-21smartctl08:30:090
251879922669,0cyclictest16644-21aten2.4-expect11:10:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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