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2026-04-01 - 00:26
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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 100 highest latencies:
System rack3slot2.osadl.org (updated Tue Mar 31, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
314027199290256,21cyclictest3150334-21/usr/sbin/munin07:45:220
314027199265235,18cyclictest3147239-21kworker/u2:007:40:010
314027199261231,20cyclictest29-21kswapd007:41:040
319921222600,3chrt3199214-21latency10:40:270
323226022530,2sleep03232261-21cat12:40:010
314027199252223,19cyclictest29-21kswapd009:10:200
317687522500,3chrt3176874-21/usr/sbin/munin09:20:220
317126922490,4chrt3171267-21if_eth009:00:220
314027199248215,21cyclictest3172995-21ld09:06:040
314027199209180,17cyclictest3160344-21kworker/u2:208:26:200
314027199206175,19cyclictest3197894-21kworker/u2:210:46:190
318293622050,3sleep03182934-21systemctl09:41:190
314027199205176,17cyclictest3169586-21kworker/u2:209:26:170
314027199205173,20cyclictest3180506-21kworker/u2:109:35:030
314027199202171,20cyclictest3141666-21kworker/u2:107:31:180
314453722000,2sleep03144538-21cut07:25:070
314027199192161,19cyclictest3191880-21kworker/u2:110:40:080
314027199191161,18cyclictest3197894-21kworker/u2:211:21:170
314027199191160,19cyclictest3189594-21kworker/u2:010:06:180
314027199189159,18cyclictest3228107-21kworker/u2:112:30:370
314027199188158,18cyclictest3141666-21kworker/u2:108:15:030
314027199188157,18cyclictest3160344-21kworker/u2:208:41:260
314027199187142,20cyclictest3160344-21kworker/u2:208:35:400
322408721860,4chrt3224088-21cpu12:10:140
314027199186156,18cyclictest3139372-21kworker/u2:007:15:040
320761221850,3sleep03207614-21missed_timers11:10:300
314027199184156,17cyclictest3214170-21kworker/u2:112:06:170
314027199184155,18cyclictest3214170-21kworker/u2:111:55:030
314027199184143,19cyclictest3187724-21kworker/u2:310:15:060
314027199183154,18cyclictest3169586-21kworker/u2:210:01:180
314027199182151,19cyclictest3141666-21kworker/u2:108:01:180
314027199181151,19cyclictest3197894-21kworker/u2:210:56:270
314027199181150,19cyclictest3167270-21kworker/u2:108:56:160
314027199179149,19cyclictest3197894-21kworker/u2:211:20:040
314027199179148,19cyclictest3214170-21kworker/u2:111:41:150
314027199179147,20cyclictest3191880-21kworker/u2:110:31:170
314027199178150,18cyclictest3139372-21kworker/u2:007:20:040
314027199178149,18cyclictest3204433-21kworker/u2:011:10:060
314027199177149,18cyclictest3180506-21kworker/u2:109:35:070
314027199177146,19cyclictest3191880-21kworker/u2:110:25:020
314027199176147,19cyclictest3141666-21kworker/u2:108:20:090
314027199176145,19cyclictest3214170-21kworker/u2:112:00:330
314027199175148,18cyclictest3211828-21kworker/u2:011:31:250
315902321720,4chrt3159020-21ntpq08:15:570
314027199172143,18cyclictest3214170-21kworker/u2:111:56:170
314027199172142,18cyclictest3141666-21kworker/u2:107:26:170
314027199172141,19cyclictest3214170-21kworker/u2:111:40:000
314027199171141,19cyclictest3169586-21kworker/u2:209:16:160
314027199171141,19cyclictest3139372-21kworker/u2:007:10:040
314027199170141,18cyclictest3169586-21kworker/u2:209:56:190
314027199169138,19cyclictest3169586-21kworker/u2:209:46:150
315706821660,3chrt3157067-21systemd-run08:10:040
314027199166134,20cyclictest3197894-21kworker/u2:211:01:170
314027199165137,18cyclictest3197894-21kworker/u2:210:55:040
314027199165135,19cyclictest3169586-21kworker/u2:209:55:030
314027199164134,18cyclictest3191880-21kworker/u2:110:25:120
322569021630,3chrt3225689-21/usr/sbin/munin12:15:310
314027199162133,19cyclictest3187724-21kworker/u2:310:16:110
314027199161131,18cyclictest3197894-21kworker/u2:211:25:270
314027199161129,20cyclictest3223934-21kworker/u2:012:25:370
316732021600,4chrt3167317-21ntpq08:45:450
314027199159130,18cyclictest3167270-21kworker/u2:108:51:160
314027199158128,18cyclictest3160344-21kworker/u2:208:35:050
314027199155125,19cyclictest3214170-21kworker/u2:111:45:130
314027199153122,19cyclictest3223934-21kworker/u2:012:20:270
314027199142114,18cyclictest3141666-21kworker/u2:107:51:100
314027199142112,19cyclictest3141666-21kworker/u2:108:00:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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