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2026-03-23 - 02:54
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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 highest latencies:
System rack8slot1.osadl.org (updated Mon Mar 23, 2026 00:43:50)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
299449945324468,0cyclictest20368-21sendmail23:34:180
29944992972751,0cyclictest11293-21sendmail_mailtr23:04:280
29944992871684,0cyclictest9-21ksoftirqd/020:04:290
29944992739979,0cyclictest27126-21aten2.4_r8power23:55:060
29944992485252,0cyclictest903-1kworker/0:1H22:04:270
29944992422260,0cyclictest903-1kworker/0:1H21:24:270
29944992419269,0cyclictest903-1kworker/0:1H21:19:270
29944992381709,0cyclictest0-21swapper20:59:270
29944992353118,0cyclictest903-1kworker/0:1H23:09:280
29944992313220,0cyclictest903-1kworker/0:1H20:19:280
29944992299253,0cyclictest23960-1kworker/0:0H00:04:260
29944992285274,0cyclictest903-1kworker/0:1H20:24:280
29944992248324,0cyclictest903-1kworker/0:1H21:39:280
29944992230286,0cyclictest903-1kworker/0:1H22:29:270
299449922212136,0cyclictest0-21swapper23:04:230
29944992205294,0cyclictest903-1kworker/0:1H19:59:270
29944992202251,0cyclictest903-1kworker/0:1H21:44:280
29944992200799,0cyclictest22240-21latency_hist23:39:270
29944992193292,0cyclictest903-1kworker/0:1H19:09:280
29944992117608,0cyclictest9-21ksoftirqd/000:24:270
29944992106280,0cyclictest903-1kworker/0:1H21:59:270
29944992070184,0cyclictest903-1kworker/0:1H23:19:280
29944992062282,0cyclictest903-1kworker/0:1H19:39:280
29944992062237,0cyclictest903-1kworker/0:1H22:19:270
29944991993340,0cyclictest903-1kworker/0:1H23:24:280
29944991980170,0cyclictest903-1kworker/0:1H22:44:280
29944991979731,0cyclictest9-21ksoftirqd/023:44:290
29944991960284,0cyclictest903-1kworker/0:1H22:24:270
299449919271781,0cyclictest14364-21ls23:14:310
29944991907278,0cyclictest903-1kworker/0:1H19:24:270
29944991869225,0cyclictest903-1kworker/0:1H22:39:280
29944991853605,0cyclictest13393-21sendmail_mailtr19:54:320
29944991849254,0cyclictest903-1kworker/0:1H21:09:270
29944991816485,0cyclictest9-21ksoftirqd/020:39:290
29944991806291,0cyclictest23960-1kworker/0:0H23:59:270
29944991800261,0cyclictest903-1kworker/0:1H19:14:330
29944991761286,0cyclictest903-1kworker/0:1H19:34:310
29944991729294,0cyclictest23960-1kworker/0:0H00:19:280
29944991704519,0cyclictest9-21ksoftirqd/000:34:320
29944991692135,0cyclictest903-1kworker/0:1H20:14:320
29944991681563,0cyclictest9-21ksoftirqd/023:34:310
29944991680277,0cyclictest903-1kworker/0:1H20:54:320
29944991653629,0cyclictest4137-21lldpd20:34:320
29944991630736,0cyclictest6008-21cut22:49:280
29944991598298,0cyclictest903-1kworker/0:1H20:44:350
29944991576251,0cyclictest903-1kworker/0:1H21:29:290
29944991549597,0cyclictest9-21ksoftirqd/022:14:310
29944991541433,0cyclictest903-1kworker/0:1H19:04:270
29944991536576,0cyclictest9-21ksoftirqd/022:54:320
29944991528301,0cyclictest903-1kworker/0:1H21:34:320
29944991515355,0cyclictest9-21ksoftirqd/000:12:060
29944991488453,0cyclictest9-21ksoftirqd/020:51:570
29944991458707,0cyclictest9-21ksoftirqd/021:49:270
2994499145527,0cyclictest26601-21tune2fs20:31:590
29944991454555,0cyclictest5600-21fschecks_count21:07:060
29944991438388,0cyclictest1595-21jbd2/hda3-819:52:040
29944991437274,0cyclictest23960-1kworker/0:0H23:49:280
29944991424248,0cyclictest903-1kworker/0:1H22:09:290
29944991420428,0cyclictest9-21ksoftirqd/019:31:490
299449914101300,0cyclictest903-1kworker/0:1H21:55:180
29944991391381,0cyclictest1595-21jbd2/hda3-822:37:070
29944991350305,0cyclictest23960-1kworker/0:0H00:14:400
10113470,0rcuc/09-21ksoftirqd/018:59:200
29944991316191,0cyclictest903-1kworker/0:1H19:19:290
29944991299317,0cyclictest9-21ksoftirqd/021:17:090
2994499127743,0cyclictest903-1kworker/0:1H20:09:270
29944991176405,0cyclictest9-21ksoftirqd/019:44:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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