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2026-01-07 - 14:30
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot4.osadl.org (updated Wed Jan 07, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
211695599294,18cyclictest2302034-21awk22:10:001
211696199265,20cyclictest2286875-21idleruntime-cro21:54:593
211696199262,4cyclictest2256329-21apt-get21:25:133
2116961992621,3cyclictest2388766-21apt-get23:35:113
211696199261,23cyclictest2342922-21sh22:50:003
211695599261,5cyclictest2444589-21idleruntime-cro00:30:001
211695599261,21cyclictest0-21swapper/100:05:121
2116961992519,3cyclictest2178747-21apt-get20:10:143
211696199251,20cyclictest2147974-21apt-get19:40:133
211696199251,20cyclictest0-21swapper/321:55:133
211696199251,20cyclictest0-21swapper/300:10:123
211696199250,23cyclictest2252230-21sort21:20:173
211695599253,2cyclictest2343200-21apt-get22:50:111
211695599252,20cyclictest2368541-21apt-get23:15:121
2116961992420,2cyclictest2419121-21apt-get00:05:123
2116961992419,3cyclictest2373624-21apt-get23:20:123
2116961992419,3cyclictest2363465-21apt-get23:10:123
2116961992419,2cyclictest2173694-21apt-get20:05:133
211696199241,20cyclictest0-21swapper/322:55:143
211696199240,21cyclictest0-21swapper/323:50:093
211696199240,21cyclictest0-21swapper/321:30:123
211696199240,19cyclictest0-21swapper/321:40:123
2116957992420,2cyclictest2393822-21apt-get23:40:122
2116957992418,4cyclictest2322355-21latency_hist22:30:012
211695799240,4cyclictest2449568-21sshd00:33:542
211695599242,2cyclictest2302292-21apt-get22:10:121
211695599242,2cyclictest0-21swapper/122:00:181
211695599242,20cyclictest2434736-21apt-get00:20:131
2116955992420,2cyclictest2444868-21apt-get00:30:131
2116955992420,2cyclictest0-21swapper/121:35:111
211695599241,21cyclictest2449946-21apt-get00:35:131
211695599241,21cyclictest2342875-21apt-get22:49:551
211695599241,20cyclictest0-21swapper/119:50:111
211695199242,2cyclictest2378677-21apt-get23:25:120
211695199241,21cyclictest2215047-21apt-get20:45:110
2116961992319,2cyclictest0-21swapper/320:35:113
2116961992318,4cyclictest2337825-21idleruntime-cro22:45:003
211696199231,2cyclictest2241165-21apt-get21:10:133
211696199231,21cyclictest2199815-21apt-get20:30:123
211696199230,21cyclictest2312144-21cron22:20:003
211696199230,20cyclictest0-21swapper/322:35:103
211696199230,20cyclictest0-21swapper/320:50:103
211696199230,20cyclictest0-21swapper/320:45:103
211696199230,20cyclictest0-21swapper/320:15:123
211696199230,20cyclictest0-21swapper/319:35:113
211696199230,20cyclictest0-21swapper/300:20:133
2116957992320,2cyclictest2353333-21apt-get23:00:132
2116957992319,2cyclictest2403950-21apt-get23:50:092
211695799231,2cyclictest2409008-21apt-get23:55:132
211695799230,4cyclictest2261101-21cron21:30:002
211695799230,20cyclictest2178747-21apt-get20:10:132
211695799230,20cyclictest0-21swapper/220:00:122
2116955992320,2cyclictest2414064-21apt-get00:00:111
2116955992320,2cyclictest2261384-21apt-get21:30:121
2116955992320,2cyclictest2137818-21apt-get19:30:111
2116955992319,2cyclictest2209948-21apt-get20:40:121
2116955992319,2cyclictest0-21swapper/121:05:121
211695599231,2cyclictest2163629-21apt-get19:55:121
211695599231,2cyclictest2117173-21apt-get19:10:131
211695599230,21cyclictest2194341-21apt-get20:25:151
211695599230,21cyclictest0-21swapper/123:55:131
211695599230,20cyclictest0-21swapper/123:35:121
211695599230,19cyclictest0-21swapper/121:55:121
211695199232,20cyclictest2333021-21apt-get22:40:110
2116951992320,2cyclictest2225575-21apt-get20:55:120
2116951992319,2cyclictest2348279-21apt-get22:55:140
2116951992319,2cyclictest2287152-21apt-get21:55:120
211695199231,2cyclictest2271495-21apt-get21:40:120
211695199231,2cyclictest2188858-21apt-get20:20:110
211695199231,2cyclictest2173694-21apt-get20:05:130
211695199231,1cyclictest2276570-21apt-get21:45:100
2116961992219,2cyclictest0-21swapper/321:35:103
2116961992219,1cyclictest0-21swapper/323:30:133
2116961992218,2cyclictest0-21swapper/323:45:123
211696199221,2cyclictest0-21swapper/320:00:123
211696199220,2cyclictest0-21swapper/322:50:123
211696199220,2cyclictest0-21swapper/320:20:113
211696199220,2cyclictest0-21swapper/300:15:133
2116957992219,1cyclictest0-21swapper/223:20:122
2116957992218,2cyclictest2424199-21apt-get00:10:122
211695799220,19cyclictest0-21swapper/220:45:102
211695799220,19cyclictest0-21swapper/220:15:122
2116955992219,2cyclictest261-21systemd-journal23:15:011
2116955992219,2cyclictest2363205-21munin-run23:10:001
211695599221,20cyclictest0-21swapper/120:45:111
211695599220,3cyclictest2286871-21cron21:55:001
211695599220,2cyclictest0-21swapper/121:40:121
211695599220,21cyclictest0-21swapper/119:45:111
211695599220,19cyclictest0-21swapper/119:35:111
2116951992219,2cyclictest2158128-21apt-get19:50:110
2116951992218,3cyclictest2200299-21ps20:30:170
211695199221,20cyclictest2292207-21apt-get22:00:140
211695199221,19cyclictest2327988-21apt-get22:35:090
2116961992119,1cyclictest2322912-21apt-get22:30:123
2116961992118,2cyclictest0-21swapper/321:15:123
2116961992117,2cyclictest0-21swapper/319:10:123
211696199211,1cyclictest0-21swapper/319:15:113
211696199210,2cyclictest0-21swapper/322:30:003
211696199210,1cyclictest0-21swapper/322:20:133
211696199210,1cyclictest0-21swapper/322:20:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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