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2026-04-02 - 20:56
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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 376 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
238302299220,20cyclictest0-21swapper/309:50:113
2383019992220,1cyclictest2515393-21apt-get09:45:112
2383019992219,2cyclictest2672337-21ntpq12:15:182
2383019992219,2cyclictest2433199-21apt-get08:25:122
2383019992219,2cyclictest0-21swapper/211:30:112
2383019992218,2cyclictest2571561-21basename10:40:012
2383019992218,2cyclictest2473693-21apt-get09:05:122
2383019992218,2cyclictest0-21swapper/208:15:102
238301999221,2cyclictest0-21swapper/208:10:122
238301999221,2cyclictest0-21swapper/208:05:162
238301999221,20cyclictest0-21swapper/212:35:112
238301999220,3cyclictest2561022-21turbostat10:30:002
238301999220,2cyclictest0-21swapper/207:25:082
238301999220,21cyclictest2643588-21grep11:50:152
238301999220,21cyclictest2603116-21ps11:10:152
238301999220,21cyclictest2402000-21sort07:45:122
238301999220,21cyclictest2402000-21sort07:45:112
238301999220,19cyclictest0-21swapper/208:00:552
2383015992219,2cyclictest0-21swapper/110:55:111
2383015992219,2cyclictest0-21swapper/110:30:101
2383015992218,2cyclictest2571553-21cron10:40:011
2383015992218,2cyclictest0-21swapper/111:45:111
238301599221,2cyclictest2423087-21apt-get08:15:101
238301599221,20cyclictest2581938-21apt-get10:50:111
238301599220,2cyclictest2561012-21apt10:30:001
238301599220,21cyclictest0-21swapper/107:52:521
238301599220,20cyclictest2633847-21sed11:40:171
238301599220,20cyclictest2418500-21grep08:10:161
238301599220,20cyclictest0-21swapper/108:25:121
238301599220,1cyclictest0-21swapper/111:15:101
238301599220,19cyclictest2535308-21ls10:05:001
238301599220,19cyclictest2468638-21apt-get09:00:111
238301599220,19cyclictest0-21swapper/111:55:131
238301599220,19cyclictest0-21swapper/108:30:121
238301599220,19cyclictest0-21swapper/108:20:111
2383011992219,2cyclictest0-21swapper/011:55:130
2383011992219,2cyclictest0-21swapper/008:30:120
2383011992218,2cyclictest2535580-21apt-get10:05:110
238301199221,2cyclictest2683574-21apt-get12:30:110
238301199221,20cyclictest0-21swapper/009:30:100
238301199220,21cyclictest64-21kcompactd009:18:530
238301199220,21cyclictest0-21swapper/007:35:080
238301199220,20cyclictest2383953-21cron07:15:000
238301199220,20cyclictest0-21swapper/007:25:170
238301199220,19cyclictest2561340-21sshd10:30:000
2383022992119,1cyclictest0-21swapper/312:35:123
238302299211,20cyclictest64-21kcompactd008:53:053
238302299210,2cyclictest0-21swapper/310:30:103
238302299210,20cyclictest0-21swapper/310:26:373
238302299210,1cyclictest2395810-21apt-get07:35:073
238302299210,1cyclictest0-21swapper/310:35:123
238302299210,1cyclictest0-21swapper/308:15:093
2383019992119,1cyclictest2598056-21irqcore11:05:172
2383019992119,1cyclictest0-21swapper/209:57:352
2383019992119,1cyclictest0-21swapper/208:40:192
2383019992119,1cyclictest0-21swapper/208:35:112
2383019992118,2cyclictest64-21kcompactd007:16:512
2383019992118,2cyclictest0-21swapper/210:10:022
238301999210,20cyclictest391rcuc/210:05:002
238301999210,20cyclictest0-21swapper/210:50:132
238301999210,1cyclictest0-21swapper/209:00:112
2383015992119,1cyclictest0-21swapper/109:25:121
2383015992118,2cyclictest2602621-21apt-get11:10:111
2383015992118,1cyclictest0-21swapper/109:05:121
2383015992118,1cyclictest0-21swapper/108:35:111
2383015992117,3cyclictest2462394-21ntpq08:50:201
2383015992117,2cyclictest2540999-21apt-get10:10:021
2383015992117,2cyclictest0-21swapper/107:55:081
238301599210,1cyclictest0-21swapper/110:45:101
238301599210,1cyclictest0-21swapper/110:15:121
238301599210,18cyclictest0-21swapper/112:20:101
2383011992119,1cyclictest0-21swapper/011:25:130
2383011992119,1cyclictest0-21swapper/009:25:200
2383011992118,2cyclictest2562181-21ps10:30:140
2383011992118,2cyclictest0-21swapper/008:40:110
238301199211,19cyclictest0-21swapper/009:59:120
238301199210,2cyclictest0-21swapper/012:35:110
238301199210,20cyclictest2543277-21ps10:10:170
2383022992017,2cyclictest64-21kcompactd009:44:093
2383022992017,2cyclictest0-21swapper/311:30:113
2383022992017,1cyclictest0-21swapper/308:30:113
238302299200,1cyclictest64-21kcompactd008:03:043
238302299200,1cyclictest0-21swapper/308:25:083
238302299200,19cyclictest2448831-21ps08:40:153
238302299200,19cyclictest0-21swapper/309:45:463
2383019992018,1cyclictest0-21swapper/208:45:112
2383019992018,1cyclictest0-21swapper/207:34:032
238301999200,2cyclictest2400634-21unin-run07:39:592
238301999200,1cyclictest0-21swapper/210:15:122
238301999200,19cyclictest64-21kcompactd010:45:582
238301999200,19cyclictest2500768-21sort09:30:162
2383015992019,1cyclictest0-21swapper/111:23:361
2383015992018,1cyclictest0-21swapper/111:05:121
2383015992018,1cyclictest0-21swapper/109:30:101
2383015992017,2cyclictest2389126-21idleruntime-cro07:20:001
2383015992016,2cyclictest500-21dbus-daemon09:45:001
238301599200,1cyclictest64-21kcompactd009:45:131
238301599200,1cyclictest0-21swapper/109:55:011
238301599200,1cyclictest0-21swapper/107:38:201
2383011992016,3cyclictest0-21swapper/011:10:120
238301199200,1cyclictest0-21swapper/009:51:410
238301199200,1cyclictest0-21swapper/007:50:430
238301199200,19cyclictest0-21swapper/011:20:100
238301199200,19cyclictest0-21swapper/009:20:110
2383022991916,2cyclictest0-21swapper/311:45:113
2383019991917,1cyclictest0-21swapper/209:45:002
2383019991917,1cyclictest0-21swapper/209:16:122
238301999190,1cyclictest0-21swapper/211:35:172
238301999190,1cyclictest0-21swapper/210:20:212
2383015991917,1cyclictest0-21swapper/108:40:191
2383015991916,2cyclictest64-21kcompactd009:21:341
2383015991916,2cyclictest0-21swapper/109:16:121
2383015991916,2cyclictest0-21swapper/107:25:081
238301599190,1cyclictest0-21swapper/111:35:161
238301199199,3cyclictest61650irq/133-enp0s29f1:rx-011:15:100
2383011991918,1cyclictest0-21swapper/010:35:100
2383022991815,2cyclictest0-21swapper/310:40:103
2383022991814,2cyclictest2478470-21idleruntime-cro09:10:003
2383022991813,4cyclictest2652928-21sh12:00:003
2383019991816,1cyclictest2382818-21apt-get07:10:022
2383019991815,2cyclictest2509762-21latency_hist09:40:002
2383019991814,2cyclictest2668130-21cron12:15:002
2383015991816,1cyclictest0-21swapper/107:34:031
2383015991814,2cyclictest0-21swapper/112:15:001
238301599180,1cyclictest0-21swapper/110:05:171
238301599180,18cyclictest0-21swapper/112:00:111
2383011991815,2cyclictest2474185-21irqcore09:05:170
2383022991715,1cyclictest0-21swapper/312:00:113
2383022991715,1cyclictest0-21swapper/307:31:223
2383022991713,2cyclictest2413881-21kthreadcore08:05:123
2383022991712,2cyclictest2418506-21irqcore08:10:163
2383019991715,1cyclictest0-21swapper/210:40:102
2383019991714,2cyclictest0-21swapper/212:25:112
2383022991614,1cyclictest0-21swapper/311:40:163
2383022991614,1cyclictest0-21swapper/308:45:333
2383022991613,1cyclictest0-21swapper/312:20:213
2383019991614,1cyclictest0-21swapper/209:25:122
2383019991613,2cyclictest2540712-21latency_hist10:10:012
2383019991611,4cyclictest1-21systemd07:20:402
2383015991615,1cyclictest0-21swapper/107:10:021
2383015991613,2cyclictest0-21swapper/112:30:001
2383015991611,3cyclictest261-21systemd-journal11:05:001
2383011991613,2cyclictest0-21swapper/008:25:400
2383019991513,1cyclictest0-21swapper/211:20:202
2383019991513,1cyclictest0-21swapper/211:00:152
238302299149,3cyclictest0-21swapper/307:55:203
2383022991411,2cyclictest500-21dbus-daemon07:12:213
238301999140,4cyclictest0-21swapper/209:10:122
2383015991411,2cyclictest2478815-21cpuspeed_turbos09:10:131
2383015991411,2cyclictest0-21swapper/107:45:001
2383011991411,2cyclictest61650irq/133-enp0s29f1:rx-007:44:330
238301199140,5cyclictest261-21systemd-journal07:20:410
238302299139,3cyclictest0-21swapper/307:55:003
238302299130,4cyclictest2403727-21tail07:45:133
238302299130,4cyclictest2403727-21tail07:45:133
2383011991311,1cyclictest0-21swapper/008:10:120
2383011991310,2cyclictest61650irq/133-enp0s29f1:rx-012:00:130
238302299129,2cyclictest2527507-21runrttasks09:55:163
238302299129,1cyclictest0-21swapper/311:15:103
238302299121,2cyclictest2550907-21latency_hist10:20:003
238301999129,2cyclictest401ktimers/212:01:462
238301999122,3cyclictest391rcuc/212:30:172
238301599118,2cyclictest311ktimers/107:24:361
238301599118,2cyclictest2412666-21sh08:05:001
238301599110,2cyclictest191rcu_preempt12:34:591
238301999101,8cyclictest2401255-21latency_hist07:45:002
238301999100,2cyclictest2383060-21cat07:09:592
238301199106,3cyclictest2395768-21cat07:35:010
238301199100,8cyclictest2383014-21sed07:09:590
23830229991,5cyclictest2382821-21latency_hist07:10:003
23830159991,2cyclictest191rcu_preempt07:09:591
23830119997,1cyclictest61650irq/133-enp0s29f1:rx-008:02:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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