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2026-04-02 - 18:23
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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 Thu Apr 02, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
238301199341,23cyclictest2406288-21cron07:50:000
238301199341,23cyclictest2406288-21cron07:50:000
238301199321,20cyclictest2632721-21cron11:40:000
2383011993118,11cyclictest0-21swapper/012:10:140
238301199311,21cyclictest2555061-21ntpq10:20:190
238301199310,22cyclictest2668866-21cat12:15:130
238301199310,22cyclictest2509663-21apt-config09:40:000
238301199291,3cyclictest2592498-21apt-get11:00:120
238301199291,20cyclictest2673465-21apt-get12:20:110
238301199290,21cyclictest2658770-21ps12:05:180
238301199280,1cyclictest0-21swapper/012:25:110
238301199280,1cyclictest0-21swapper/010:50:160
238302299271,23cyclictest2577385-21irqcore10:45:153
2383011992719,7cyclictest0-21swapper/007:15:080
2383011992716,9cyclictest2549977-21ntpq10:15:200
238301199270,26cyclictest0-21swapper/008:50:120
238302299260,25cyclictest2607401-21awk11:15:003
2383019992624,1cyclictest2494046-21cut09:24:592
238301599261,21cyclictest2688651-21apt-get12:35:111
2383011992611,2cyclictest0-21swapper/011:30:120
238301199260,1cyclictest0-21swapper/010:55:120
238301199260,1cyclictest0-21swapper/008:23:310
2383022992520,3cyclictest2463561-21apt-get08:55:113
238302299251,22cyclictest2469124-21irqcore09:00:163
238302299251,20cyclictest2612732-21apt-get11:20:123
2383019992520,3cyclictest0-21swapper/208:55:002
238301999251,21cyclictest2663078-21cron12:09:592
2383015992521,2cyclictest2551168-21apt-get10:20:121
238301599250,20cyclictest0-21swapper/111:25:131
2383011992514,4cyclictest61650irq/133-enp0s29f1:rx-008:05:120
2383011992513,11cyclictest2453506-21cpuspeed_turbos08:45:120
238301199251,21cyclictest2576884-21apt-get10:45:100
238301199250,24cyclictest0-21swapper/008:55:110
2383022992418,4cyclictest2551651-21ps10:20:163
238302299241,20cyclictest2683574-21apt-get12:30:113
238302299241,20cyclictest0-21swapper/310:50:123
238302299240,4cyclictest2503889-21chrt09:30:223
238302299240,4cyclictest2428643-21grep08:20:153
2383019992420,2cyclictest2638047-21apt-get11:45:112
2383019992420,2cyclictest2561697-21apt-get10:30:102
238301999241,22cyclictest2648154-21apt-get11:55:132
238301999241,22cyclictest2617787-21apt-get11:25:122
238301999241,21cyclictest2637775-21cron11:45:012
238301999240,21cyclictest0-21swapper/207:55:082
2383015992420,3cyclictest0-21swapper/109:40:011
2383015992420,2cyclictest2668407-21apt-get12:15:081
238301599241,21cyclictest2525450-21apt-get09:55:101
238301599241,21cyclictest2402002-21sed07:45:121
238301599241,21cyclictest2402002-21sed07:45:121
238301599241,20cyclictest2643590-21irqcore11:50:141
2383011992419,4cyclictest64-21kcompactd011:44:030
2383011992418,5cyclictest2530992-21grep10:00:140
2383011992418,5cyclictest0-21swapper/009:00:120
238301199241,2cyclictest2510316-21apt-get09:40:110
238301199241,22cyclictest2638539-21cut11:45:150
238301199240,22cyclictest2571805-21/usr/sbin/munin10:40:100
238301199240,1cyclictest0-21swapper/011:05:110
2383022992319,3cyclictest2389808-21munin-run07:25:003
2383022992319,2cyclictest0-21swapper/309:25:123
2383022992318,3cyclictest2531454-21kthreadcore10:00:153
2383022992316,5cyclictest2484697-21cut09:15:153
238302299231,21cyclictest2541037-21apt-get10:10:123
238302299231,19cyclictest0-21swapper/309:20:113
238302299230,21cyclictest500-21dbus-daemon07:45:003
238302299230,21cyclictest2536075-21ps10:05:163
238302299230,21cyclictest2483520-21basename09:14:593
238302299230,20cyclictest2668902-21ps12:15:133
238302299230,20cyclictest2390061-21apt-get07:25:083
238302299230,20cyclictest0-21swapper/307:15:113
2383019992319,2cyclictest0-21swapper/208:25:002
238301999231,2cyclictest2520421-21apt-get09:50:122
238301999231,21cyclictest2587420-21apt-get10:55:122
238301999231,20cyclictest2438253-21apt-get08:30:122
238301999230,4cyclictest2468363-21idleruntime-cro09:00:002
238301999230,22cyclictest2611747-21/usr/sbin/munin11:15:212
238301999230,21cyclictest0-21swapper/212:20:102
238301999230,20cyclictest64-21kcompactd007:52:522
2383015992320,2cyclictest2571830-21apt-get10:40:101
2383015992318,2cyclictest0-21swapper/111:30:111
238301599231,2cyclictest2453389-21apt-get08:45:111
238301599231,20cyclictest2416874-21ntpq08:05:161
238301599230,21cyclictest2663082-21idleruntime-cro12:09:591
238301599230,1cyclictest0-21swapper/108:55:111
2383011992319,2cyclictest2407209-21apt-get07:55:080
2383011992317,4cyclictest2515895-21cut09:45:150
238301199231,2cyclictest2478748-21apt-get09:10:130
238301199231,20cyclictest0-21swapper/011:50:110
238301199230,21cyclictest522-21gdbus08:40:000
238301199230,21cyclictest2427860-21cron08:20:000
2383022992219,2cyclictest64-21kcompactd011:28:593
2383022992219,2cyclictest2663353-21apt-get12:10:103
2383022992219,1cyclictest0-21swapper/310:55:113
2383022992218,3cyclictest2597307-21latency_hist11:05:003
2383022992218,2cyclictest0-21swapper/311:35:133
2383022992217,3cyclictest0-21swapper/309:40:003
238302299221,20cyclictest0-21swapper/312:28:403
238302299221,20cyclictest0-21swapper/311:05:533
238302299221,1cyclictest0-21swapper/308:35:113
238302299220,2cyclictest0-21swapper/312:05:153
238302299220,21cyclictest2647895-21munin-run11:55:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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