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2026-05-23 - 12:40
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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 Sat May 23, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2386226994441,2cyclictest2560715-21lspci21:57:163
2386226994441,2cyclictest2560715-21lspci21:57:153
2386220994238,3cyclictest134-1kworker/1:1H+kblockd00:23:091
238621799350,6cyclictest2468501-21awk20:30:000
238621799331,30cyclictest0-21swapper/020:45:110
238621799320,30cyclictest2524217-21cron21:25:000
238621799311,2cyclictest0-21swapper/023:25:180
238621799310,2cyclictest2618765-21grep22:55:150
238621799310,1cyclictest0-21swapper/020:40:010
2386217992919,9cyclictest0-21swapper/019:20:180
2386217992919,9cyclictest0-21swapper/019:20:170
2386217992919,8cyclictest2577377-21apt-get22:15:120
238621799290,21cyclictest2598389-21ps22:35:160
2386220992824,2cyclictest0-21swapper/100:20:011
2386220992824,2cyclictest0-21swapper/100:20:001
2386217992818,9cyclictest500-21dbus-daemon19:34:590
238621799280,20cyclictest0-21swapper/021:10:190
238622099270,24cyclictest2663755-21taskset23:40:111
238622099270,23cyclictest2386435-21runrttasks19:10:121
2386217992718,7cyclictest2498900-21cron21:00:000
238621799271,2cyclictest2550166-21apt-get21:50:120
238621799270,2cyclictest0-21swapper/000:10:110
238621799270,1cyclictest0-21swapper/019:35:020
238622499262,20cyclictest2613212-21apt-get22:50:112
238622499261,21cyclictest2684043-21apt-get00:00:132
238622499261,21cyclictest2643561-21apt-get23:20:122
238622499261,21cyclictest0-21swapper/220:45:112
2386217992615,10cyclictest2519201-21idleruntime-cro21:20:000
238621799260,6cyclictest2483748-21cron20:45:010
2386226992520,3cyclictest2628398-21apt-get23:05:113
2386224992522,2cyclictest3600151-21kworker/2:0+pm21:57:162
2386224992522,2cyclictest3600151-21kworker/2:0+pm21:57:152
2386224992521,2cyclictest2668829-21apt-get23:45:122
238622499251,3cyclictest2463701-21apt-get20:25:122
238622499251,21cyclictest2704707-21apt-get00:20:112
238622499251,20cyclictest2561746-21apt-get22:00:112
238622499250,23cyclictest2433386-21sort19:55:162
238622099251,22cyclictest2633152-21ls23:10:001
238622099251,21cyclictest2719996-21apt-get00:35:101
238621799250,24cyclictest0-21swapper/000:00:120
238621799250,20cyclictest64-21kcompactd020:11:220
238621799250,20cyclictest0-21swapper/019:18:090
2386226992420,2cyclictest2714888-21apt-get00:30:103
2386226992418,2cyclictest191rcu_preempt19:50:113
238622699241,21cyclictest2545115-21apt-get21:45:153
238622699241,21cyclictest2401575-21apt-get19:25:113
2386224992420,2cyclictest2648637-21apt-get23:25:112
2386224992420,2cyclictest2633427-21apt-get23:10:122
2386224992419,2cyclictest2406650-21apt-get19:30:122
238622499241,20cyclictest2499181-21apt-get21:00:142
238622499241,20cyclictest0-21swapper/219:35:102
238622499241,20cyclictest0-21swapper/200:35:102
238622499240,21cyclictest2442637-21latency_hist20:05:012
238622499240,20cyclictest2603516-21chrt22:40:162
238622499240,20cyclictest2494124-21apt-get20:55:102
2386220992420,2cyclictest2587609-21apt-get22:25:111
2386220992418,4cyclictest2391953-21tr19:15:161
2386217992419,4cyclictest0-21swapper/023:17:560
2386217992415,8cyclictest0-21swapper/023:45:210
238621799241,21cyclictest0-21swapper/023:30:120
238621799241,21cyclictest0-21swapper/022:00:120
238621799240,4cyclictest2724814-21idleruntime-cro00:40:000
238621799240,3cyclictest2459082-21ps20:20:140
238621799240,23cyclictest0-21swapper/021:30:120
238622699232,20cyclictest50-21ksoftirqd/319:55:223
2386226992320,2cyclictest2592802-21apt-get22:30:133
238622699231,20cyclictest2653691-21apt-get23:30:113
238622699230,19cyclictest0-21swapper/300:00:133
2386224992319,2cyclictest2663752-21apt-get23:40:122
2386224992319,2cyclictest0-21swapper/219:45:112
2386224992318,3cyclictest2554940-21cron21:55:002
2386224992316,5cyclictest2509030-21cron21:10:002
238622499231,19cyclictest0-21swapper/219:40:122
238622499230,20cyclictest0-21swapper/223:35:092
238622499230,20cyclictest0-21swapper/223:15:102
238622099231,2cyclictest2678957-21apt-get23:55:101
238622099231,20cyclictest2539366-21apt-get21:40:021
238622099231,20cyclictest0-21swapper/119:20:131
238622099231,20cyclictest0-21swapper/119:20:121
238622099230,21cyclictest2509031-21cron21:10:001
238622099230,20cyclictest0-21swapper/122:10:111
238622099230,20cyclictest0-21swapper/120:55:101
238621799231,5cyclictest2432162-21idleruntime-cro19:55:000
238621799231,2cyclictest2468777-21apt-get20:30:120
238621799231,2cyclictest0-21swapper/023:05:110
238621799231,2cyclictest0-21swapper/021:35:110
2386217992312,9cyclictest2612940-21cron22:50:010
238621799231,21cyclictest2582457-21apt-get22:20:120
238621799231,20cyclictest2524498-21apt-get21:25:100
238621799230,3cyclictest2704034-21https00:20:010
238621799230,3cyclictest2704034-21https00:20:000
238621799230,22cyclictest2617988-21cron22:55:000
238621799230,22cyclictest2458353-21systemd-run20:20:010
238621799230,21cyclictest2577066-21latency_hist22:15:000
238621799230,21cyclictest0-21swapper/023:40:110
2386226992219,2cyclictest0-21swapper/321:05:113
2386226992219,2cyclictest0-21swapper/320:35:193
2386226992217,3cyclictest2628118-21cron23:05:003
238622699221,2cyclictest0-21swapper/322:30:013
238622699221,20cyclictest2458599-21apt-get20:20:093
238622699221,20cyclictest0-21swapper/323:45:113
238622699221,20cyclictest0-21swapper/320:30:123
238622699221,20cyclictest0-21swapper/300:15:213
238622699221,20cyclictest0-21swapper/300:15:203
238622699220,2cyclictest2683756-21cron00:00:003
238622699220,20cyclictest2484029-21apt-get20:45:123
2386224992219,2cyclictest2709796-21apt-get00:25:122
2386224992219,2cyclictest0-21swapper/222:50:002
2386224992218,2cyclictest2549892-21sh21:50:012
2386224992217,4cyclictest2521678-21sort21:20:182
238622499221,2cyclictest0-21swapper/222:30:122
238622499221,20cyclictest2395379-21ntpq19:15:212
238622499220,20cyclictest0-21swapper/222:05:112
238622499220,20cyclictest0-21swapper/221:35:112
2386220992218,2cyclictest2597894-21apt-get22:35:111
238622099221,2cyclictest0-21swapper/120:35:101
238622099220,21cyclictest2447880-21apt-config20:10:011
238622099220,19cyclictest0-21swapper/120:25:121
2386217992219,2cyclictest2603014-21apt-get22:40:110
2386217992219,2cyclictest2432433-21apt-get19:55:120
2386217992219,2cyclictest0-21swapper/021:45:130
2386217992219,1cyclictest0-21swapper/021:05:110
2386217992218,3cyclictest2560202-21systemd-user-ru21:57:140
2386217992218,3cyclictest2560202-21systemd-user-ru21:57:140
2386217992214,7cyclictest61650irq/133-enp0s29f1:rx-023:55:190
238621799221,3cyclictest2422038-21awk19:45:000
238621799221,1cyclictest2678702-21munin-run23:54:590
238621799220,2cyclictest2719646-21sshd00:34:230
238621799220,21cyclictest2597618-21ls22:35:010
238621799220,21cyclictest0-21swapper/000:23:090
2386226992119,1cyclictest0-21swapper/322:35:113
2386226992119,1cyclictest0-21swapper/321:20:123
2386226992118,2cyclictest481rcuc/319:35:013
2386226992118,2cyclictest2447958-21sed20:10:013
238622699210,2cyclictest64-21kcompactd021:36:183
238622699210,20cyclictest64-21kcompactd019:39:073
238622699210,20cyclictest0-21swapper/322:15:113
238622699210,1cyclictest2426224-21ntpq19:45:203
238622699210,1cyclictest0-21swapper/323:50:133
238622699210,1cyclictest0-21swapper/322:10:123
2386224992119,1cyclictest0-21swapper/222:35:122
2386224992118,1cyclictest0-21swapper/223:05:112
238622499211,1cyclictest0-21swapper/222:25:122
238622499210,2cyclictest2447753-21apt-get20:10:032
238622499210,2cyclictest0-21swapper/219:26:452
238622499210,1cyclictest0-21swapper/220:15:122
238622499210,1cyclictest0-21swapper/220:05:132
238622499210,18cyclictest0-21swapper/200:15:122
238622499210,18cyclictest0-21swapper/200:15:112
2386220992119,1cyclictest0-21swapper/121:30:131
2386220992119,1cyclictest0-21swapper/121:25:111
2386220992119,1cyclictest0-21swapper/120:00:101
2386220992118,1cyclictest0-21swapper/121:35:111
2386220992117,3cyclictest2427083-21sh19:49:591
2386220992117,2cyclictest2658471-21idleruntime-cro23:35:001
2386220992117,2cyclictest2613713-21cut22:50:151
238622099211,1cyclictest0-21swapper/123:49:061
2386220992111,9cyclictest516-21rs:main1
238622099210,20cyclictest0-21swapper/120:30:121
238622099210,1cyclictest0-21swapper/120:40:161
238622099210,1cyclictest0-21swapper/119:30:111
238622099210,19cyclictest0-21swapper/121:20:121
238621799218,12cyclictest2628116-21cron23:05:010
2386217992118,2cyclictest2422304-21apt-get19:45:110
238621799211,1cyclictest0-21swapper/023:14:090
2386217992111,9cyclictest2540403-21cut21:40:120
238621799210,20cyclictest0-21swapper/020:50:130
238621799210,20cyclictest0-21swapper/000:25:120
2386226992018,1cyclictest64-21kcompactd021:30:573
2386226992018,1cyclictest64-21kcompactd020:03:513
2386226992018,1cyclictest0-21swapper/321:25:113
2386226992018,1cyclictest0-21swapper/320:15:123
2386226992018,1cyclictest0-21swapper/319:20:123
2386226992018,1cyclictest0-21swapper/319:20:123
2386226992018,1cyclictest0-21swapper/300:28:533
2386226992017,2cyclictest0-21swapper/319:15:163
238622699201,18cyclictest2493843-21cron20:55:003
238622699200,1cyclictest0-21swapper/323:35:093
238622699200,1cyclictest0-21swapper/323:20:123
238622699200,1cyclictest0-21swapper/323:10:113
238622699200,1cyclictest0-21swapper/320:56:323
238622699200,1cyclictest0-21swapper/320:10:123
238622699200,19cyclictest64-21kcompactd019:12:463
2386224992018,1cyclictest0-21swapper/222:20:112
2386224992017,2cyclictest2386432-21apt-get19:10:112
2386224992017,2cyclictest0-21swapper/221:30:002
2386224992016,2cyclictest2427357-21apt-get19:50:112
238622499200,1cyclictest0-21swapper/223:55:112
238622499200,1cyclictest0-21swapper/222:55:122
238622499200,1cyclictest0-21swapper/221:30:132
2386220992018,1cyclictest0-21swapper/100:30:111
2386220992015,2cyclictest0-21swapper/121:15:121
238622099200,20cyclictest0-21swapper/121:55:021
238622099200,20cyclictest0-21swapper/121:55:021
238622099200,1cyclictest64-21kcompactd000:10:031
238622099200,1cyclictest0-21swapper/123:20:121
238622099200,1cyclictest0-21swapper/121:52:261
238622099200,1cyclictest0-21swapper/119:50:111
238622099200,19cyclictest2566844-21apt-get22:05:111
238622099200,19cyclictest2417228-21apt-get19:40:131
238622099200,19cyclictest0-21swapper/122:40:111
238622099200,19cyclictest0-21swapper/122:18:471
238622099200,19cyclictest0-21swapper/100:00:241
238621799206,5cyclictest2648500-21cat23:25:000
2386217992018,1cyclictest0-21swapper/020:07:360
2386217992017,2cyclictest0-21swapper/022:25:110
2386217992016,2cyclictest0-21swapper/023:35:090
238621799200,1cyclictest0-21swapper/019:10:120
238621799200,19cyclictest0-21swapper/020:05:000
2386226991917,1cyclictest2619218-21sed22:55:173
2386226991917,1cyclictest0-21swapper/322:45:113
2386226991917,1cyclictest0-21swapper/322:05:523
2386226991917,1cyclictest0-21swapper/321:50:123
2386226991917,1cyclictest0-21swapper/321:00:133
2386226991917,1cyclictest0-21swapper/300:20:123
238622699190,19cyclictest0-21swapper/320:41:283
238622699190,18cyclictest2694171-21apt-get00:10:123
238622699190,18cyclictest0-21swapper/322:00:113
2386224991917,1cyclictest0-21swapper/221:15:542
2386224991917,1cyclictest0-21swapper/221:10:102
2386224991917,1cyclictest0-21swapper/220:52:142
2386224991915,2cyclictest0-21swapper/223:05:002
238622499190,0cyclictest0-21swapper/220:33:572
2386220991917,1cyclictest0-21swapper/121:10:101
2386220991917,1cyclictest0-21swapper/120:45:111
238621799194,4cyclictest2692996-21collect200:05:200
238621799191,4cyclictest2386219-21sed19:09:590
2386226991817,1cyclictest0-21swapper/323:40:123
2386226991816,1cyclictest0-21swapper/321:40:143
238622699180,0cyclictest0-21swapper/323:25:103
2386224991816,1cyclictest0-21swapper/222:15:112
2386224991814,2cyclictest2483750-21cron20:45:002
2386220991816,1cyclictest0-21swapper/123:13:041
2386220991816,1cyclictest0-21swapper/122:45:121
238622099180,0cyclictest0-21swapper/120:16:121
238621799180,7cyclictest2402521-21ps19:25:160
238621799180,4cyclictest2571629-21idleruntime-cro22:10:000
2386226991715,1cyclictest0-21swapper/322:40:213
2386226991714,2cyclictest0-21swapper/322:50:113
2386226991711,4cyclictest2422022-21cron19:45:003
2386224991715,1cyclictest0-21swapper/221:40:092
2386224991715,1cyclictest0-21swapper/220:22:072
2386224991714,2cyclictest64-21kcompactd022:13:252
2386220991715,1cyclictest2549908-21munin-run21:50:001
238622099170,4cyclictest2437210-21grep20:00:001
238621799178,8cyclictest61650irq/133-enp0s29f1:rx-021:00:140
2386226991614,1cyclictest0-21swapper/323:15:103
2386224991614,1cyclictest64-21kcompactd000:07:542
2386224991614,1cyclictest0-21swapper/200:10:162
2386224991612,3cyclictest2715147-21fschecks_time00:30:132
2386220991615,1cyclictest0-21swapper/100:05:451
2386220991614,1cyclictest0-21swapper/119:25:121
2386220991613,2cyclictest2501395-21kthreadcore21:00:181
2386226991512,1cyclictest0-21swapper/300:05:173
2386224991513,1cyclictest0-21swapper/223:34:032
2386224991512,2cyclictest2678679-21cron23:54:592
2386220991514,1cyclictest64-21kcompactd000:25:401
2386220991514,0cyclictest0-21swapper/120:10:501
2386220991512,2cyclictest64-21kcompactd023:00:111
2386220991511,2cyclictest0-21swapper/122:55:151
2386226991413,1cyclictest0-21swapper/321:15:163
238622699141,2cyclictest24651651kthreadcore20:25:183
2386226991412,1cyclictest0-21swapper/300:35:113
2386224991412,1cyclictest2473874-21apt-get20:35:092
238622099149,3cyclictest3777322-21systemd-journal23:15:081
2386220991411,2cyclictest2587321-21cat22:24:551
2386220991410,3cyclictest3777322-21systemd-journal23:29:541
238622099140,4cyclictest2658855-21tr23:35:101
238622699130,4cyclictest2509555-21fschecks_time21:10:123
2386224991310,2cyclictest2401307-21sh19:25:002
2386224991310,2cyclictest2401307-21sh19:25:002
2386220991311,1cyclictest0-21swapper/120:54:551
238622699120,3cyclictest2586483-21smartctl22:20:223
2386220991211,1cyclictest0-21swapper/123:50:181
238622099116,4cyclictest2596056-21tr22:30:181
238622099111,8cyclictest2386141-21latency_hist19:10:001
238622099100,1cyclictest0-21swapper/119:35:191
23862269986,1cyclictest0-21swapper/319:10:013
23862249981,2cyclictest2386141-21latency_hist19:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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