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2026-08-29 - 15:48
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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 Sat Aug 29, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
183393999280250,19cyclictest29-21kswapd007:38:540
192243222600,3chrt1922427-21ntpq12:26:080
185573622570,2sleep01855738-21switchtime08:26:220
188764022500,3chrt1887638-21ntpq10:21:130
183872722450,3chrt1838721-21ntp_states07:26:020
183393999238208,19cyclictest29-21kswapd007:46:030
190243522260,3chrt1902436-21find11:15:140
186100122260,2sleep01861002-21/usr/sbin/munin08:45:390
183393999226196,18cyclictest1886072-21kworker/u2:110:45:250
190429322230,3chrt1904291-21ntpq11:20:550
183393999211181,19cyclictest29-21kswapd010:41:030
183393999209180,19cyclictest29-21kswapd007:40:240
185414222020,2sleep01854140-21ntp_states08:21:070
192607222010,2sleep01926073-21latency_hist12:40:080
183393999192161,19cyclictest1820626-21kworker/u2:107:11:160
186634321910,2sleep01866344-21basename09:05:220
188429421870,3chrt1884295-21date10:10:070
183393999186156,19cyclictest1868889-21kworker/u2:309:30:060
183393999185155,19cyclictest1908886-21kworker/u2:111:45:070
183393999184156,18cyclictest1837315-21kworker/u2:207:25:060
183393999184153,20cyclictest1875857-21kworker/u2:009:55:050
183393999183153,20cyclictest1837315-21kworker/u2:207:35:020
183393999182152,19cyclictest1913936-21kworker/u2:212:00:030
183393999181151,19cyclictest1820626-21kworker/u2:107:10:040
183393999181150,19cyclictest1886072-21kworker/u2:110:31:190
186328921800,3chrt1863290-21basename08:55:010
183393999180151,19cyclictest1863314-21kworker/u2:209:05:050
183393999180150,18cyclictest1847026-21kworker/u2:208:05:070
183393999179150,18cyclictest1913936-21kworker/u2:212:15:070
183393999179150,18cyclictest1868889-21kworker/u2:309:45:020
183393999179148,19cyclictest1908886-21kworker/u2:111:55:030
183393999179147,20cyclictest1820626-21kworker/u2:107:16:080
183393999177146,19cyclictest1875857-21kworker/u2:010:00:370
183393999177146,19cyclictest1861912-21kworker/u2:109:00:070
183393999176147,18cyclictest1913936-21kworker/u2:212:10:030
183393999175145,18cyclictest1868889-21kworker/u2:309:25:060
183393999174144,18cyclictest1847026-21kworker/u2:208:15:070
183393999173146,18cyclictest1863314-21kworker/u2:209:11:180
183393999173141,19cyclictest1847026-21kworker/u2:208:00:090
189725721710,3chrt22-21kcompactd010:55:470
183393999171141,19cyclictest1868889-21kworker/u2:309:46:170
183393999171141,18cyclictest1902788-21kworker/u2:011:25:370
188463621700,3chrt1884633-21ntpq10:10:290
183393999170141,19cyclictest29-21kswapd007:50:220
187489621680,4chrt1874894-21ld09:35:340
183393999168138,19cyclictest1875857-21kworker/u2:010:00:050
183393999166136,18cyclictest1886072-21kworker/u2:110:30:050
191549721650,4chrt1915495-21ntpq12:01:120
190094421650,2sleep01900945-21cat11:10:060
183393999164135,18cyclictest1868889-21kworker/u2:309:35:060
183393999162133,19cyclictest1886072-21kworker/u2:110:20:040
183393999162132,18cyclictest1858214-21kworker/u2:208:40:010
185973021610,4chrt1859728-21ntp_states08:41:000
183393999160132,17cyclictest1847026-21kworker/u2:208:20:050
183393999159130,18cyclictest1902788-21kworker/u2:011:35:060
183393999159129,19cyclictest1886072-21kworker/u2:110:50:330
183393999158129,18cyclictest1847026-21kworker/u2:208:06:200
183393999158128,19cyclictest1898147-21kworker/u2:011:05:030
183393999157126,19cyclictest1920863-21kworker/u2:112:21:160
183393999155125,19cyclictest1886072-21kworker/u2:110:36:170
183393999153123,19cyclictest1868889-21kworker/u2:309:20:060
183393999153122,19cyclictest1886072-21kworker/u2:111:10:270
183393999152122,19cyclictest1902788-21kworker/u2:011:35:230
183393999148116,19cyclictest1847026-21kworker/u2:208:30:130
183393999147120,17cyclictest1908886-21kworker/u2:111:45:420
183393999147117,20cyclictest1923748-21kworker/u2:112:31:060
183393999146118,17cyclictest1913936-21kworker/u2:212:20:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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