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2026-06-23 - 20:17
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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: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack3slot2.osadl.org (updated Tue Jun 23, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
248371899357299,46cyclictest2493789-21awk07:45:220
248371899313283,20cyclictest29-21kswapd007:41:030
248371899281250,20cyclictest29-21kswapd008:16:040
255852122800,3chrt2558519-21users11:36:230
254788322700,4chrt2547833-21/usr/sbin/munin11:00:080
252750122640,4chrt2527496-21ntpq09:45:490
250937422490,3chrt2509373-21ld08:40:430
255928522450,2sleep02559286-21if_wlan011:40:220
248371899245168,22cyclictest2574831-21sd-mkdcreds12:35:380
254171122330,4chrt2541710-21sed10:36:190
250124022320,2sleep02501242-21grep08:11:170
248371899227197,18cyclictest2495423-21kworker/u2:007:56:190
256470122180,3sleep02564703-21grep12:00:070
248371899216185,19cyclictest2495423-21kworker/u2:008:00:080
248371899214184,18cyclictest2475576-21kworker/u2:307:20:040
248371899212178,23cyclictest2491887-21systemd07:38:220
255347922060,3sleep02553481-21sort11:20:080
248371899205174,19cyclictest2560903-21kworker/u2:112:06:180
248371899205174,19cyclictest2475576-21kworker/u2:307:11:180
248371899204179,16cyclictest2505404-21kworker/u2:208:50:110
248371899204173,19cyclictest2475576-21kworker/u2:307:30:040
250060522030,3chrt2500607-21grep08:10:070
248371899202170,19cyclictest2567828-21kworker/u2:212:15:030
248371899200169,19cyclictest2505404-21kworker/u2:209:06:180
248371899200168,19cyclictest2542295-21kworker/u2:110:45:050
248371899199168,19cyclictest2505404-21kworker/u2:209:15:030
248371899199168,19cyclictest2505404-21kworker/u2:208:50:030
252900221980,2sleep02529003-21ld09:51:130
248371899198168,19cyclictest2520651-21kworker/u2:010:01:200
248371899198168,18cyclictest2505404-21kworker/u2:208:30:100
248371899198167,19cyclictest2538522-21kworker/u2:110:26:230
248371899196166,19cyclictest2520651-21kworker/u2:010:16:190
248371899196165,19cyclictest2544120-21kworker/u2:011:05:110
248371899195169,17cyclictest2495423-21kworker/u2:008:20:200
248371899195165,19cyclictest2520651-21kworker/u2:010:06:180
248371899194166,19cyclictest2560903-21kworker/u2:112:01:180
248371899194163,20cyclictest2505404-21kworker/u2:208:55:090
248371899194163,19cyclictest2567828-21kworker/u2:212:16:180
248371899194163,19cyclictest2536721-21kworker/u2:210:21:170
248371899194163,19cyclictest2505404-21kworker/u2:209:26:180
248371899193162,19cyclictest2475576-21kworker/u2:307:31:210
248371899193162,19cyclictest2475576-21kworker/u2:307:20:360
248371899192161,19cyclictest2544120-21kworker/u2:011:01:200
248371899192161,19cyclictest2520651-21kworker/u2:010:11:190
248371899192161,19cyclictest2505404-21kworker/u2:208:36:200
248371899190160,19cyclictest2520651-21kworker/u2:009:31:200
248371899189158,20cyclictest2505404-21kworker/u2:209:20:030
248371899188159,19cyclictest2560903-21kworker/u2:111:50:080
248371899188155,21cyclictest2495423-21kworker/u2:007:55:040
248371899187158,18cyclictest2520651-21kworker/u2:009:35:120
248371899187157,19cyclictest2505404-21kworker/u2:209:25:030
248371899186157,18cyclictest2545553-21kworker/u2:210:55:040
248371899186156,19cyclictest2538522-21kworker/u2:110:30:130
248371899184155,18cyclictest2547860-21kworker/u2:111:15:070
248371899181152,18cyclictest2567828-21kworker/u2:212:26:180
248371899181152,18cyclictest2505404-21kworker/u2:208:30:040
248371899178147,19cyclictest2553876-21kworker/u2:011:25:390
248371899171140,19cyclictest2567828-21kworker/u2:212:20:420
248371899170139,19cyclictest2505404-21kworker/u2:209:05:030
248371899168139,19cyclictest2520651-21kworker/u2:009:56:030
248371899167138,18cyclictest2567828-21kworker/u2:212:30:310
248371899167136,19cyclictest2520651-21kworker/u2:009:40:110
248371899165136,18cyclictest2475576-21kworker/u2:307:10:030
248371899164121,19cyclictest2553876-21kworker/u2:011:30:310
248371899162133,17cyclictest2542295-21kworker/u2:110:46:220
248371899161130,19cyclictest2553876-21kworker/u2:011:20:490
248371899160133,17cyclictest2560903-21kworker/u2:111:55:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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