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2026-03-14 - 13:20
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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 highest latencies:
System rackeslot4.osadl.org (updated Sat Mar 14, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2511494993221,9cyclictest2788309-21cut23:40:143
2511491993229,2cyclictest2756473-21fwupd23:06:032
2511494993027,2cyclictest136-1kworker/3:1H+kblockd23:06:033
251149499302,25cyclictest2511705-21apt-get19:10:123
251149499300,29cyclictest2705326-21ntpq22:15:203
251149499290,28cyclictest2746743-21awk23:00:003
251149499290,26cyclictest2707013-21ps22:20:163
251149499281,24cyclictest0-21swapper/321:55:113
251149499280,26cyclictest2623576-21cron21:00:013
251149499280,26cyclictest0-21swapper/319:20:003
251149499280,25cyclictest0-21swapper/320:50:113
2511494992719,6cyclictest0-21swapper/300:05:123
251148999273,22cyclictest261-21systemd-journal21:00:011
251149499261,21cyclictest2828746-21apt-get00:20:153
251149499260,1cyclictest0-21swapper/321:05:003
251149499260,13cyclictest2821047-21grep00:10:173
2511491992617,1cyclictest2675423-21grep21:50:002
251148999261,21cyclictest2839301-21apt-get00:30:101
2511494992520,4cyclictest2547574-21apt-get19:45:113
251149499250,1cyclictest0-21swapper/320:20:103
251149199252,21cyclictest2655013-21apt-get21:30:112
2511491992513,10cyclictest2839032-21awk00:30:012
251149199251,21cyclictest2746987-21apt-get23:00:102
251149199250,24cyclictest2608646-21seq20:45:112
251148999252,20cyclictest2567788-21apt-get20:05:101
251148999251,4cyclictest2768224-21grep23:20:141
251148999251,21cyclictest2808417-21apt-get00:00:111
251148999251,21cyclictest2649938-21apt-get21:25:121
251148999251,20cyclictest2660091-21apt-get21:35:121
251148999251,20cyclictest2583375-21apt-get20:20:101
251148999250,23cyclictest2659844-21idleruntime-cro21:35:001
251148599252,21cyclictest2644883-21apt-get21:20:120
2511494992419,4cyclictest0-21swapper/322:25:123
2511494992418,5cyclictest0-21swapper/321:38:113
251149499240,1cyclictest0-21swapper/323:15:353
251149499240,1cyclictest0-21swapper/323:10:153
251149499240,1cyclictest0-21swapper/322:50:113
251149499240,1cyclictest0-21swapper/320:30:273
251149499240,1cyclictest0-21swapper/300:30:113
251149499240,12cyclictest2646535-21grep21:20:153
251149499240,10cyclictest27218362grep22:35:123
2511491992421,2cyclictest2823667-21apt-get00:15:092
251149199241,20cyclictest0-21swapper/222:20:122
2511489992422,1cyclictest0-21swapper/121:10:001
2511489992419,3cyclictest500-21dbus-daemon19:20:001
2511489992419,3cyclictest2680727-21apt-get21:55:111
251148999241,20cyclictest0-21swapper/123:40:121
251148999241,20cyclictest0-21swapper/121:20:111
2511485992420,2cyclictest2537469-21apt-get19:35:110
251148599240,4cyclictest2598270-21cron20:35:010
251149499235,8cyclictest702-21runrttasks21:18:323
251149499233,9cyclictest2769687-21kthreadcore23:20:163
251149499231,9cyclictest2576725-21ntpq20:10:213
2511494992319,3cyclictest2807262-21ntpq23:55:213
2511494992319,2cyclictest2731557-21cron22:45:003
2511494992315,6cyclictest2808907-21sort00:00:153
2511494992311,10cyclictest261-21systemd-journal19:40:003
251149499230,20cyclictest0-21swapper/323:00:103
251149499230,20cyclictest0-21swapper/320:45:113
251149499230,18cyclictest1-21systemd22:48:543
251149199231,2cyclictest2782715-21cron23:35:002
251149199231,2cyclictest2772832-21apt-get23:25:122
2511489992319,2cyclictest0-21swapper/100:20:141
2511489992317,4cyclictest2608377-21sh20:45:011
251148999231,2cyclictest2844349-21apt-get00:35:111
251148999231,2cyclictest2798208-21apt-get23:50:111
251148999231,2cyclictest2608643-21apt-get20:45:111
251148999231,2cyclictest2552630-21apt-get19:50:121
251148999231,20cyclictest2686208-21apt-get22:00:121
251148999231,20cyclictest0-21swapper/121:45:121
251148999231,19cyclictest0-21swapper/120:35:111
251148999230,3cyclictest2757822-21fw_conntrack23:10:131
251148999230,21cyclictest2696390-21/usr/sbin/munin22:10:101
251148999230,21cyclictest2696390-21/usr/sbin/munin22:10:101
251148999230,21cyclictest2597428-21sshd20:30:201
251148999230,21cyclictest2527065-21ls19:24:591
2511485992319,2cyclictest2701462-21apt-get22:15:130
251148599231,21cyclictest2788048-21apt-get23:40:130
251148599231,20cyclictest2731835-21apt-get22:45:140
251148599231,20cyclictest2675404-21awk21:50:000
251148599231,20cyclictest2665144-21apt-get21:40:100
251148599231,20cyclictest2527339-21apt-get19:25:120
251148599230,22cyclictest0-21swapper/023:06:020
251148599230,21cyclictest2587314-21ntpq20:20:200
251149499225,7cyclictest702-21runrttasks19:27:083
2511494992219,2cyclictest0-21swapper/322:00:123
2511494992218,2cyclictest2567516-21idleruntime-cro20:05:003
251149499221,2cyclictest0-21swapper/300:35:123
251149499221,20cyclictest2522281-21apt-get19:20:103
251149499221,20cyclictest0-21swapper/321:30:113
251149499221,20cyclictest0-21swapper/300:25:113
251149499220,20cyclictest2639310-21cut21:15:003
251149499220,20cyclictest0-21swapper/322:05:113
251149499220,20cyclictest0-21swapper/320:05:123
251149499220,19cyclictest0-21swapper/323:50:123
251149499220,19cyclictest0-21swapper/320:40:123
2511491992219,2cyclictest2717149-21cut22:30:152
2511491992219,2cyclictest0-21swapper/200:10:012
2511491992219,1cyclictest2532414-21apt-get19:30:112
251149199221,2cyclictest2691307-21apt-get22:05:112
251149199220,20cyclictest702-21runrttasks22:00:002
251149199220,20cyclictest0-21swapper/219:10:122
251149199220,20cyclictest0-21swapper/200:00:112
251149199220,19cyclictest0-21swapper/222:40:112
2511489992219,2cyclictest0-21swapper/123:56:591
2511489992219,1cyclictest0-21swapper/122:20:121
2511489992218,2cyclictest2639849-21apt-get21:15:111
251148999221,1cyclictest0-21swapper/122:50:111
251148999220,20cyclictest2767470-21cron23:20:001
251148599221,2cyclictest0-21swapper/021:15:110
251148599221,2cyclictest0-21swapper/020:40:120
251148599221,20cyclictest0-21swapper/021:55:100
251148599221,1cyclictest2572820-21apt-get20:10:120
251148599221,19cyclictest2793118-21apt-get23:45:110
251148599220,21cyclictest2609143-21irqcore20:45:150
251148599220,20cyclictest702-21runrttasks20:05:240
251148599220,19cyclictest0-21swapper/023:25:120
251148599220,19cyclictest0-21swapper/020:35:110
2511494992118,2cyclictest0-21swapper/322:30:103
2511494992118,2cyclictest0-21swapper/300:15:093
251149499210,20cyclictest2654762-21awk21:30:003
251149499210,20cyclictest2577611-21apt-get20:15:033
251149499210,19cyclictest0-21swapper/319:30:103
251149499210,11cyclictest702-21runrttasks23:37:493
2511491992119,1cyclictest64-21kcompactd019:20:012
2511491992117,2cyclictest2516779-21apt-get19:15:122
2511491992117,2cyclictest0-21swapper/219:25:162
251149199211,1cyclictest0-21swapper/223:54:192
251149199210,20cyclictest2761496-21ntpq23:10:202
251149199210,20cyclictest2583111-21idleruntime-cro20:20:002
251149199210,20cyclictest0-21swapper/222:25:202
251149199210,20cyclictest0-21swapper/222:15:132
251149199210,20cyclictest0-21swapper/221:05:092
251149199210,20cyclictest0-21swapper/219:50:122
2511489992119,1cyclictest0-21swapper/123:45:111
2511489992119,1cyclictest0-21swapper/123:30:061
2511489992119,1cyclictest0-21swapper/121:40:111
2511489992118,2cyclictest0-21swapper/120:50:201
2511489992117,2cyclictest2583122-21munin-run20:20:001
2511489992117,2cyclictest2562734-21apt-get20:00:101
2511489992117,2cyclictest0-21swapper/120:25:121
251148999211,1cyclictest0-21swapper/123:25:121
251148999211,1cyclictest0-21swapper/122:45:141
251148999211,1cyclictest0-21swapper/121:10:211
251148999210,2cyclictest0-21swapper/122:25:121
251148999210,20cyclictest0-21swapper/123:00:191
251148999210,1cyclictest0-21swapper/119:35:111
2511485992119,1cyclictest0-21swapper/022:10:110
2511485992119,1cyclictest0-21swapper/022:10:110
2511485992118,2cyclictest2762618-21apt-get23:15:090
2511485992118,2cyclictest0-21swapper/019:20:090
2511485992115,4cyclictest2829234-21grep00:20:180
251148599210,20cyclictest64-21kcompactd000:30:570
251148599210,20cyclictest0-21swapper/019:30:120
251148599210,20cyclictest0-21swapper/019:15:110
2511494992017,2cyclictest2671570-21ps21:45:173
2511494992015,3cyclictest2554850-21kthreadcore19:50:193
251149499200,1cyclictest0-21swapper/323:45:203
251149499200,1cyclictest0-21swapper/323:30:103
251149499200,1cyclictest0-21swapper/322:10:113
251149499200,1cyclictest0-21swapper/322:10:113
251149499200,1cyclictest0-21swapper/320:25:123
251149499200,19cyclictest0-21swapper/321:05:083
251149499200,10cyclictest702-21runrttasks23:25:023
251149499200,10cyclictest2676740-21grep21:50:163
2511491992018,1cyclictest0-21swapper/223:15:092
2511491992018,1cyclictest0-21swapper/221:15:042
2511491992018,1cyclictest0-21swapper/220:10:122
2511491992018,1cyclictest0-21swapper/219:35:112
2511491992018,1cyclictest0-21swapper/200:35:112
2511491992017,2cyclictest2686494-21fw_forwarded_lo22:00:142
2511491992017,2cyclictest2562737-21taskset20:00:102
251149199201,1cyclictest0-21swapper/223:35:122
251149199200,1cyclictest2746719-21awk23:00:002
251149199200,1cyclictest0-21swapper/223:45:112
251149199200,1cyclictest0-21swapper/223:40:122
251149199200,1cyclictest0-21swapper/221:40:202
251149199200,1cyclictest0-21swapper/221:25:122
251149199200,1cyclictest0-21swapper/220:55:122
251149199200,1cyclictest0-21swapper/220:40:132
251149199200,19cyclictest2551539-21ntpq19:45:212
2511489992018,1cyclictest0-21swapper/122:15:121
2511489992018,1cyclictest0-21swapper/119:59:161
251148999200,1cyclictest64-21kcompactd022:30:201
251148999200,1cyclictest0-21swapper/119:25:121
251148999200,19cyclictest0-21swapper/122:55:201
2511485992018,2cyclictest64-21kcompactd019:49:360
2511485992018,1cyclictest2511480-21cyclictest23:00:090
2511485992018,1cyclictest0-21swapper/019:40:120
2511485992018,1cyclictest0-21swapper/000:10:130
2511485992018,1cyclictest0-21swapper/000:01:490
2511485992017,1cyclictest0-21swapper/000:15:090
251148599200,1cyclictest0-21swapper/021:50:110
251148599200,1cyclictest0-21swapper/021:05:100
251148599200,1cyclictest0-21swapper/021:03:470
251148599200,1cyclictest0-21swapper/019:50:120
251148599200,1cyclictest0-21swapper/000:09:590
251148599200,19cyclictest0-21swapper/023:20:100
251148599200,19cyclictest0-21swapper/020:00:000
251149499190,2cyclictest2669943-21munin-run21:45:003
2511491991918,1cyclictest0-21swapper/221:38:432
2511491991917,1cyclictest0-21swapper/221:20:112
2511491991917,1cyclictest0-21swapper/220:30:112
2511491991916,2cyclictest2808097-21idleruntime-cro23:59:592
251149199190,1cyclictest0-21swapper/200:30:112
2511489991917,1cyclictest0-21swapper/100:15:091
2511489991916,2cyclictest2624763-21irqcore21:00:151
2511489991916,2cyclictest2552365-21idleruntime-cro19:50:001
2511485991917,1cyclictest0-21swapper/023:35:110
2511485991917,1cyclictest0-21swapper/022:25:210
2511485991917,1cyclictest0-21swapper/020:55:110
2511485991916,2cyclictest2716647-21apt-get22:30:110
251148599190,1cyclictest0-21swapper/022:54:310
251149499187,10cyclictest261-21systemd-journal20:35:203
2511491991817,1cyclictest0-21swapper/222:10:592
2511491991817,1cyclictest0-21swapper/222:10:592
2511491991817,1cyclictest0-21swapper/200:10:112
2511491991816,1cyclictest2613676-21apt-get20:50:112
2511491991816,1cyclictest2593208-21cron20:30:012
2511491991814,2cyclictest0-21swapper/200:24:592
251149199180,1cyclictest0-21swapper/222:45:232
2511489991816,1cyclictest64-21kcompactd019:31:511
2511489991816,1cyclictest0-21swapper/100:25:121
2511485991817,1cyclictest64-21kcompactd022:06:080
2511485991817,1cyclictest0-21swapper/023:50:120
2511485991816,1cyclictest0-21swapper/020:15:110
2511485991816,1cyclictest0-21swapper/000:35:110
2511485991815,2cyclictest2639158-21basename21:15:000
2511485991815,2cyclictest0-21swapper/021:30:110
2511485991815,2cyclictest0-21swapper/020:00:100
251148599180,0cyclictest0-21swapper/022:00:110
2511491991714,2cyclictest2568283-21ps20:05:152
2511491991712,3cyclictest2557684-21apt-get19:55:142
2511489991715,1cyclictest0-21swapper/122:35:161
2511489991713,3cyclictest0-21swapper/119:45:001
2511489991713,2cyclictest2675677-21apt-get21:50:111
2511489991712,3cyclictest0-21swapper/122:05:151
2511485991714,2cyclictest61650irq/133-enp0s29f1:rx-021:35:080
2511485991713,3cyclictest61650irq/133-enp0s29f1:rx-021:25:140
2511485991713,3cyclictest61650irq/133-enp0s29f1:rx-000:25:110
2511485991712,3cyclictest2807228-21sshd23:55:210
2511485991711,5cyclictest2726522-21turbostat22:40:000
251149499160,13cyclictest2542659-21tr19:40:123
2511491991615,1cyclictest0-21swapper/221:10:112
2511491991614,1cyclictest2736885-21apt-get22:50:122
2511489991613,2cyclictest0-21swapper/119:10:121
2511485991614,1cyclictest0-21swapper/023:12:540
2511485991612,3cyclictest61650irq/133-enp0s29f1:rx-023:30:100
2511485991612,3cyclictest61650irq/133-enp0s29f1:rx-019:10:110
2511491991513,1cyclictest0-21swapper/221:50:112
2511491991513,1cyclictest0-21swapper/220:20:192
2511489991513,1cyclictest0-21swapper/122:41:051
2511485991513,1cyclictest0-21swapper/020:25:040
2511485991512,2cyclictest61650irq/133-enp0s29f1:rx-022:40:100
2511485991512,2cyclictest2746721-21sh23:00:000
2511485991511,3cyclictest61650irq/133-enp0s29f1:rx-020:50:120
251149499140,12cyclictest2511593-21latency_hist19:10:013
2511491991412,1cyclictest0-21swapper/223:20:112
251148999149,4cyclictest2787775-21sh23:39:591
2511489991411,2cyclictest0-21swapper/120:15:011
2511485991410,3cyclictest61650irq/133-enp0s29f1:rx-022:20:110
2511491991312,1cyclictest64-21kcompactd020:36:532
251149199129,2cyclictest0-21swapper/221:00:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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