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2026-05-20 - 01:27
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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 Tue May 19, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
205491099413353,50cyclictest29-21kswapd011:11:020
209116922980,2sleep02091166-21sh09:20:000
208620822640,3chrt2086205-21ntpq09:00:570
205491099263233,18cyclictest2120439-21kworker/u2:011:15:240
212615322620,3chrt2126154-21latency_hist11:25:080
214465722540,3chrt2144645-21ntpq12:30:430
205491099228163,53cyclictest2063153-21systemd07:39:000
211513722110,2sleep02115138-21if_eth010:45:230
205491099210180,19cyclictest2139966-21kworker/u2:112:20:010
205639422040,2sleep02056395-21latency_hist07:15:070
211067022020,2sleep02110669-21sh10:30:000
205491099202171,19cyclictest2077516-21kworker/u2:109:40:010
205491099193165,19cyclictest29-21kswapd007:41:020
208016721910,4chrt2080170-21latency_hist08:40:090
205491099188157,20cyclictest83-21jbd2/mmcblk0p2-10:25:030
206772921820,4chrt2067727-21diskstats07:55:190
205491099178144,22cyclictest2064882-21apt-get07:45:130
210284621770,5chrt2102843-21ntpq10:00:430
213533121730,4chrt2134524-21/usr/sbin/munin11:56:250
211129221730,4chrt2111290-21ntpq10:31:010
205491099172141,19cyclictest2109303-21kworker/u2:210:50:140
213936021690,4chrt2139361-21systemctl12:11:170
205491099168138,19cyclictest2073571-21kworker/u2:008:25:160
209721921670,3chrt2097217-21ld09:40:320
205491099165138,18cyclictest2109303-21kworker/u2:210:41:180
205491099163132,19cyclictest2123209-21kworker/u2:211:25:100
205491099161132,20cyclictest2077516-21kworker/u2:109:30:400
205491099159129,20cyclictest2098632-21kworker/u2:010:10:500
205491099154123,20cyclictest2117643-21kworker/u2:111:05:360
205491099153122,20cyclictest2077516-21kworker/u2:109:25:500
208428421450,3sleep02084285-21cat08:55:070
205491099137106,20cyclictest2135810-21kworker/u2:212:00:550
205491099136107,19cyclictest2137632-21kworker/u2:012:36:170
205491099135105,19cyclictest2098632-21kworker/u2:009:55:160
20549109913199,21cyclictest2077516-21kworker/u2:108:41:210
20549109912799,19cyclictest2075880-21kworker/u2:208:30:120
20549109912797,20cyclictest2117643-21kworker/u2:111:05:000
213108121240,3sleep02131082-21cat11:41:190
20549109912193,19cyclictest2109303-21kworker/u2:210:36:180
20549109911990,18cyclictest2056305-21kworker/u2:307:20:050
20549109911685,21cyclictest2089792-21kworker/u2:209:22:050
20549109911482,20cyclictest2077516-21kworker/u2:108:50:080
212768421110,2sleep02127687-21sort11:30:210
20549109911080,19cyclictest2137632-21kworker/u2:012:26:130
20549109910676,19cyclictest2055331-21kworker/u2:207:25:020
20549109910576,19cyclictest2073571-21kworker/u2:008:20:480
20549109910375,19cyclictest2135810-21kworker/u2:212:08:560
20549109910071,18cyclictest2137632-21kworker/u2:012:20:390
20549109910070,19cyclictest2059586-21kworker/u2:007:25:490
20536442990,2sleep02053642-21acpi07:05:110
2054910999870,19cyclictest2077516-21kworker/u2:109:09:590
2054910999869,19cyclictest2109303-21kworker/u2:210:59:190
2054910999770,18cyclictest2098632-21kworker/u2:009:50:220
2054910999769,19cyclictest2064739-21kworker/u2:107:51:550
2054910999767,19cyclictest2059586-21kworker/u2:007:30:320
2054910999467,18cyclictest2068940-21kworker/u2:208:13:130
2054910999464,19cyclictest2098632-21kworker/u2:009:50:070
2054910999263,18cyclictest2077516-21kworker/u2:108:56:200
2054910999162,20cyclictest2067512-21kworker/u2:008:06:000
2054910999056,25cyclictest2073571-21kworker/u2:008:18:400
2054910998860,18cyclictest2067512-21kworker/u2:008:04:070
2054910998656,19cyclictest2077516-21kworker/u2:109:11:120
2054910998454,19cyclictest2127444-21kworker/u2:111:50:030
2054910997950,19cyclictest2127444-21kworker/u2:111:50:110
2054910997545,19cyclictest2105130-21kworker/u2:110:16:140
2054910997041,19cyclictest2098632-21kworker/u2:010:05:120
2054910996340,14cyclictest2129204-21memory11:35:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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