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2025-12-22 - 18:51
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the highest latencies:
System rack6slot5.osadl.org (updated Mon Dec 22, 2025 12:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3180999103135484,4778cyclictest12458-21kworker/0:207:38:420
318099999525233,4708cyclictest12458-21kworker/0:208:14:320
318099999315210,4710cyclictest12458-21kworker/0:208:55:370
318099996624954,4667cyclictest19589-21kworker/0:110:28:280
318099993564749,4596cyclictest18860-21kworker/0:011:58:150
318099992824818,4459cyclictest12458-21kworker/0:207:44:420
318099992064651,4544cyclictest12458-21kworker/0:209:06:400
318099989274532,4384cyclictest19589-21kworker/0:111:19:170
318099989054528,4373cyclictest12458-21kworker/0:207:27:400
318099988014478,4312cyclictest12458-21kworker/0:208:50:100
318099986214377,4233cyclictest12458-21kworker/0:209:12:300
318099985824350,4208cyclictest1406-21kworker/0:209:55:020
318099983324200,4080cyclictest19589-21kworker/0:111:00:300
318099982874485,3788cyclictest12458-21kworker/0:207:14:250
318099979084274,3582cyclictest12458-21kworker/0:208:33:270
318099979084008,3885cyclictest18860-21kworker/0:011:35:180
318099978824268,3563cyclictest12458-21kworker/0:208:28:190
318099976504163,3472cyclictest19589-21kworker/0:110:24:510
318099975354033,3491cyclictest16745-21kworker/0:210:19:150
318099974983970,3477cyclictest12458-21kworker/0:208:38:300
318099972693857,3361cyclictest18860-21kworker/0:011:41:410
318099972103824,3343cyclictest18860-21kworker/0:011:33:010
318099971303717,3398cyclictest18860-21kworker/0:011:50:310
318099970943764,3270cyclictest1406-21kworker/0:209:51:040
318099970073773,3222cyclictest12458-21kworker/0:208:09:350
318099969913642,3306cyclictest19589-21kworker/0:111:08:480
318099969513745,3195cyclictest18860-21kworker/0:011:26:480
318099969313735,3185cyclictest12458-21kworker/0:208:45:030
318099968933701,3181cyclictest12458-21kworker/0:208:04:320
318099968903507,3344cyclictest8252-21kworker/0:110:12:060
318099968563700,3144cyclictest12458-21kworker/0:208:24:390
318099967833666,3112cyclictest12458-21kworker/0:207:23:280
318099967463664,3082cyclictest12458-21kworker/0:207:30:130
318099967373532,3190cyclictest17547-21kworker/0:009:26:400
318099967373415,3307cyclictest9361-21kworker/0:012:17:590
318099967123644,3025cyclictest16528-21kworker/0:112:24:420
318099967103378,3301cyclictest17547-21kworker/0:009:44:420
318099966993396,3288cyclictest16528-21kworker/0:112:28:160
318099966713615,3045cyclictest12458-21kworker/0:207:16:100
318099966673653,2954cyclictest8252-21kworker/0:110:10:020
318099966273363,3250cyclictest7300-21kworker/0:212:08:040
318099965713490,3004cyclictest7300-21kworker/0:212:04:340
318099965213531,2979cyclictest12458-21kworker/0:207:59:350
318099965163532,2979cyclictest12458-21kworker/0:208:19:370
318099963873253,3095cyclictest19589-21kworker/0:110:44:190
318099963663291,2998cyclictest17547-21kworker/0:009:24:150
318099963563497,2844cyclictest18860-21kworker/0:011:48:280
318099963463494,2810cyclictest19589-21kworker/0:110:34:100
318099963113379,2880cyclictest9361-21kworker/0:012:14:350
318099962993369,2886cyclictest17547-21kworker/0:009:17:260
318099962703356,2862cyclictest17547-21kworker/0:009:32:000
318099962683407,2850cyclictest22153-21kworker/0:212:36:490
318099962103381,2818cyclictest12458-21kworker/0:207:54:460
318099961853215,2928cyclictest12458-21kworker/0:207:48:370
318099961833247,2920cyclictest8252-21kworker/0:110:04:150
318099960243234,2747cyclictest19589-21kworker/0:110:51:520
318099947222514,2194cyclictest19589-21kworker/0:111:11:110
318099946202380,2229cyclictest12458-21kworker/0:209:01:120
318099941244078,33cyclictest12458-21kworker/0:208:43:370
313502814186,203sleep00-21swapper07:06:500
318099948633,438cyclictest18117-21python11:20:460
318099946931,369cyclictest12-21rcu_preempt09:45:570
318099941233,365cyclictest4192-21lldpd10:59:390
318099941137,360cyclictest16459-21kworker/u2:012:32:470
318099938948,278cyclictest32375-21ssh10:45:470
318099938632,340cyclictest13190-21diskmemload09:37:480
318099923418,202cyclictest28223-21ssh10:39:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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