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2026-03-12 - 18:01
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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 highest latencies:
System rack3slot2.osadl.org (updated Thu Mar 12, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
220292599339279,50cyclictest29-21kswapd008:36:130
220292599279244,24cyclictest2211097-21systemd07:39:010
225510022520,4chrt2255095-21ntpq10:15:500
220292599251220,21cyclictest29-21kswapd007:45:220
226732322470,3chrt2267321-21diskstats11:00:180
221898622430,2chrt2218984-21/usr/sbin/munin08:06:150
226902022360,3chrt2269010-21ntpq11:05:480
220292599219189,18cyclictest2214443-21kworker/u2:108:00:060
220292599215185,18cyclictest2277282-21kworker/u2:212:40:040
220292599214185,17cyclictest2214443-21kworker/u2:107:55:080
223917722130,3sleep02239179-21ls09:19:590
220292599211182,18cyclictest2200138-21kworker/u2:007:30:080
220292599211181,18cyclictest2200138-21kworker/u2:007:35:080
220292599209180,17cyclictest2277282-21kworker/u2:211:50:030
220292599209180,17cyclictest2200138-21kworker/u2:007:15:080
220292599208178,18cyclictest2246644-21kworker/u2:009:55:040
229305122070,3sleep02293052-21cat12:31:210
220292599207178,18cyclictest2275468-21kworker/u2:111:35:070
220292599206177,18cyclictest2263426-21kworker/u2:011:25:050
220292599206171,23cyclictest2228304-21awk08:40:220
220292599205177,17cyclictest2223885-21kworker/u2:209:00:030
220292599205177,17cyclictest2223885-21kworker/u2:208:50:060
220292599205175,18cyclictest2277282-21kworker/u2:212:25:070
220292599204176,17cyclictest2223885-21kworker/u2:208:31:130
220292599204173,19cyclictest2277282-21kworker/u2:212:20:050
220292599203173,19cyclictest2255141-21kworker/u2:210:40:030
220292599203173,18cyclictest2255141-21kworker/u2:210:50:030
220292599202174,18cyclictest2214443-21kworker/u2:108:16:210
220292599201172,18cyclictest2277282-21kworker/u2:212:15:030
220292599200171,18cyclictest2232661-21kworker/u2:109:05:030
220292599200171,18cyclictest2223885-21kworker/u2:208:30:040
220292599199170,18cyclictest2255141-21kworker/u2:210:45:050
220292599198170,17cyclictest2263426-21kworker/u2:011:15:070
220292599198169,18cyclictest2285692-21kworker/u2:112:10:030
220292599198168,18cyclictest2236902-21kworker/u2:209:26:160
220292599198168,18cyclictest2232661-21kworker/u2:109:10:050
220292599197167,18cyclictest2223885-21kworker/u2:208:50:330
220292599197165,21cyclictest2277282-21kworker/u2:211:45:050
220292599195154,18cyclictest2214443-21kworker/u2:108:20:220
220292599193164,18cyclictest2277282-21kworker/u2:211:40:050
220292599193163,19cyclictest2263426-21kworker/u2:011:00:050
220292599193163,18cyclictest2214443-21kworker/u2:108:00:320
220292599192163,18cyclictest2200138-21kworker/u2:007:10:040
220292599192162,18cyclictest2277282-21kworker/u2:211:55:380
220292599192161,19cyclictest2236902-21kworker/u2:209:40:360
220292599191162,18cyclictest2259185-21kworker/u2:010:31:180
220292599191162,18cyclictest2200138-21kworker/u2:007:40:380
220292599189160,17cyclictest2263426-21kworker/u2:011:30:070
220292599188159,18cyclictest2246644-21kworker/u2:009:46:160
220292599188158,18cyclictest2248940-21kworker/u2:209:55:320
220292599186159,17cyclictest2263426-21kworker/u2:010:55:050
220292599186158,17cyclictest2200138-21kworker/u2:007:16:240
220292599186156,18cyclictest2255141-21kworker/u2:210:25:000
220292599185155,19cyclictest2263426-21kworker/u2:011:15:310
220292599184156,17cyclictest2283821-21kworker/u2:012:05:070
220292599184156,17cyclictest2236902-21kworker/u2:209:21:180
220292599183155,18cyclictest2236902-21kworker/u2:209:35:080
220292599183153,19cyclictest2277282-21kworker/u2:212:25:320
220292599183153,19cyclictest2251738-21kworker/u2:110:05:460
220292599182154,18cyclictest2200138-21kworker/u2:007:20:220
220292599182153,18cyclictest2236902-21kworker/u2:209:15:010
220292599179151,18cyclictest2255141-21kworker/u2:210:25:460
220292599178148,19cyclictest2248940-21kworker/u2:210:00:100
220292599175141,23cyclictest2254097-21md.daily10:11:360
220292599173145,18cyclictest2214443-21kworker/u2:108:10:300
220292599173143,19cyclictest2236902-21kworker/u2:209:30:320
220292599170141,18cyclictest2277282-21kworker/u2:211:51:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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