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2026-04-27 - 12:00
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack7slot2.osadl.org (updated Mon Apr 27, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1720380999672,21cyclictest53-21kswapd000:05:100
1720380998072,6cyclictest1850143-21kworker/u4:13+events_unbound23:22:190
1720380997743,31cyclictest1884934-21kworker/u4:2-rpciod23:45:150
172038199753,20cyclictest1834866-21ssh22:45:151
1720380997466,6cyclictest1924150-21kworker/u4:0+events_unbound00:28:380
1720380997465,6cyclictest1893815-21kworker/u4:11+events_unbound23:52:150
1720380997426,8cyclictest0-21swapper/022:05:380
1720380997426,8cyclictest0-21swapper/022:05:380
172038099726,17cyclictest1726941-21modprobe19:35:000
1720380997226,43cyclictest0-21swapper/023:25:210
1720381997138,30cyclictest1874426-21fschecks_time23:30:191
1720380997163,6cyclictest1758203-21kworker/u4:4+events_unbound21:16:550
1720380997128,5cyclictest0-21swapper/022:30:030
1720381997035,32cyclictest1792368-21switchtime21:55:411
1720381997033,33cyclictest0-21swapper/100:10:231
1720381996944,23cyclictest1861317-21cut23:15:221
1720381996836,29cyclictest0-21swapper/119:55:021
1720381996833,31cyclictest0-21swapper/100:05:311
1720380996859,7cyclictest1742421-21kworker/u4:14+events_unbound21:21:570
1720380996836,5cyclictest1830910-21fschecks_time22:40:200
1720381996732,31cyclictest0-21swapper/121:40:151
1720380996734,5cyclictest1731066-21aten2__19:50:170
1720380996732,7cyclictest37-21kcompactd021:52:160
1720381996637,27cyclictest1887269-21aten_r7power_en23:45:161
1720380996638,26cyclictest1722041-21fschecks_count19:15:190
1720380996632,5cyclictest1817455-21acpi22:25:110
1720380996625,38cyclictest0-21swapper/023:13:390
1720381996556,7cyclictest1823616-21kworker/u4:14+events_unbound22:37:101
1720381996535,28cyclictest1720378-21cyclictest22:40:281
1720381996532,31cyclictest1901571-21unixbench-2d00:00:431
1720380996534,5cyclictest1796725-21switchtime22:00:380
1720380996530,6cyclictest0-21swapper/023:17:160
1720381996439,23cyclictest1843214-21cron22:54:591
1720381996433,27cyclictest0-21swapper/122:25:011
172038199643,17cyclictest1844387-21ntpq22:55:351
1720381996431,30cyclictest0-21swapper/123:50:161
1720381996430,31cyclictest1879024-21netstat23:35:221
172038099646,23cyclictest1770147-21ssh21:30:300
1720380996456,6cyclictest1776120-21kworker/u4:6+events_unbound21:55:220
1720380996432,5cyclictest1927594-21timerwakeupswit00:30:450
172038199633,23cyclictest1770145-21ntpq21:30:311
1720381996332,29cyclictest1849018-21sh23:00:381
1720380996354,7cyclictest1841254-21kworker/u4:6+events_unbound22:52:140
172038099633,19cyclictest1848653-21sh23:00:270
1720380996330,8cyclictest1913688-21fschecks_count00:15:200
1720381996233,26cyclictest1922506-21ssh00:25:221
172038199623,12cyclictest1726938-21modprobe19:35:001
1720381996231,27cyclictest0-21swapper/121:45:281
1720381996230,29cyclictest0-21swapper/123:55:251
1720381996227,31cyclictest0-21swapper/122:25:321
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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