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2025-12-01 - 00:49
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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 Nov 30, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
228439923886,0cyclictest1594-21jbd2/hda3-810:09:580
228439923670,0cyclictest19626-21latency08:16:410
228439923565,0cyclictest3355-21runrttasks07:15:130
228439923470,0cyclictest3355-21runrttasks08:42:380
228439923079,0cyclictest8804-21seq09:30:350
228439922977,0cyclictest1594-21jbd2/hda3-811:40:420
228439922875,0cyclictest9800-21snmpd08:33:140
228439922868,0cyclictest3181-21rpc.gssd10:58:190
228439922866,0cyclictest3355-21runrttasks06:50:030
228439922861,0cyclictest13713-21sh11:25:590
228439922851,0cyclictest5142-21which07:29:510
228439922767,0cyclictest13637-21telnet07:56:030
228439922677,0cyclictest27980-21grep08:45:590
228439922674,0cyclictest1594-21jbd2/hda3-811:55:420
228439922672,0cyclictest3355-21runrttasks11:00:140
228439922672,0cyclictest23214-21wc08:29:490
228439922582,0cyclictest21190-21nfsd10:06:580
228439922473,0cyclictest3355-21runrttasks08:01:210
228439922462,0cyclictest6391-21seq09:20:510
228439922379,0cyclictest27997-21aten2.4-expect06:56:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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