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2026-07-21 - 22:00
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackeslot4.osadl.org (updated Tue Jul 21, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
290632499284,22cyclictest3107279-21sshd10:25:181
2906324992823,3cyclictest514-21in:imuxsock12:15:001
290632499281,22cyclictest3136691-21apt-get10:55:101
290632799274,20cyclictest0-21swapper/210:05:182
290632499272,3cyclictest3172655-21apt-get11:30:121
290632499271,24cyclictest3178238-21sort11:35:171
290632499271,23cyclictest2967679-21cron08:10:001
290632499271,23cyclictest2942123-21apt-get07:45:141
290632499271,22cyclictest3208244-21apt-get12:05:131
290632499271,21cyclictest3060153-21apt-get09:40:121
2906320992717,9cyclictest3198064-21apt-get11:55:140
290632799261,21cyclictest2983240-21apt-get08:25:142
290632499262,3cyclictest3050003-21apt-get09:30:121
290632499261,21cyclictest3152346-21apt-get11:10:121
290632499261,21cyclictest3013670-21apt-get08:55:131
290632499261,21cyclictest0-21swapper/107:20:131
290632099263,21cyclictest3101178-21apt-get10:20:110
290632499251,3cyclictest3182822-21apt-get11:40:141
290632499251,22cyclictest0-21swapper/109:10:111
290632499251,20cyclictest0-21swapper/110:40:111
290632499250,23cyclictest3207966-21cron12:04:591
290632499250,21cyclictest0-21swapper/111:50:141
290632499250,21cyclictest0-21swapper/109:50:141
290632999241,20cyclictest3039441-21apt-get09:20:123
290632799242,2cyclictest3111340-21apt-get10:30:122
290632799242,2cyclictest2993374-21apt-get08:35:132
2906327992420,2cyclictest3234467-21apt-get12:30:132
2906327992420,2cyclictest3034876-21sed09:15:192
2906327992420,2cyclictest2911653-21apt-get07:15:122
290632799241,20cyclictest2931961-21apt-get07:35:132
290632799241,20cyclictest2916749-21apt-get07:20:132
290632799240,4cyclictest3082753-21sshd10:00:182
2906324992420,2cyclictest3096063-21apt-get10:15:121
2906324992420,2cyclictest3043381-21ntpq09:20:231
290632499241,2cyclictest3224344-21apt-get12:20:121
290632499241,2cyclictest3162462-21apt-get11:20:131
290632499241,20cyclictest0-21swapper/110:20:111
290632499241,20cyclictest0-21swapper/110:00:131
290632499241,20cyclictest0-21swapper/109:00:121
290632499241,20cyclictest0-21swapper/108:10:121
290632499241,20cyclictest0-21swapper/107:35:131
290632499241,20cyclictest0-21swapper/107:10:221
290632499240,20cyclictest0-21swapper/108:40:131
290632099242,21cyclictest3023827-21apt-get09:05:120
290632099242,20cyclictest3121477-21apt-get10:40:110
290632099242,20cyclictest3080853-21apt-get10:00:130
290632099241,21cyclictest3157415-21apt-get11:15:130
290632099240,20cyclictest3193136-21diskstats11:50:140
290632999230,21cyclictest3151659-21/usr/sbin/munin11:10:013
290632999230,20cyclictest0-21swapper/312:05:123
290632999230,20cyclictest0-21swapper/308:25:133
290632999230,20cyclictest0-21swapper/308:15:123
290632999230,19cyclictest0-21swapper/310:25:133
290632799237,8cyclictest2941860-21munin-run07:45:002
2906327992319,2cyclictest3203154-21apt-get12:00:122
2906327992318,3cyclictest3055095-21apt-get09:35:112
290632799231,20cyclictest0-21swapper/211:10:012
290632799230,3cyclictest2974608-21cut08:15:182
290632799230,21cyclictest3224840-21ps12:20:162
290632799230,21cyclictest0-21swapper/211:20:132
290632799230,20cyclictest0-21swapper/211:55:142
290632799230,20cyclictest0-21swapper/210:55:102
290632799230,20cyclictest0-21swapper/209:20:122
2906324992319,2cyclictest0-21swapper/108:35:141
2906324992319,2cyclictest0-21swapper/108:15:121
2906324992318,3cyclictest0-21swapper/108:45:131
290632499231,2cyclictest3167541-21apt-get11:25:141
290632499231,2cyclictest3126575-21apt-get10:45:101
290632499231,20cyclictest64-21kcompactd010:30:221
290632499231,20cyclictest0-21swapper/108:30:001
290632499230,21cyclictest0-21swapper/107:43:111
290632499230,20cyclictest0-21swapper/112:30:141
290632499230,20cyclictest0-21swapper/109:55:141
2906320992320,2cyclictest0-21swapper/007:35:160
290632099231,20cyclictest3116429-21apt-get10:35:120
290632099231,20cyclictest3029323-21apt-get09:10:120
290632099231,20cyclictest2926869-21apt-get07:30:130
290632099230,3cyclictest2971723-21memory08:10:190
2906329992219,1cyclictest0-21swapper/307:25:143
2906329992218,2cyclictest3059875-21cron09:39:593
290632999220,2cyclictest0-21swapper/309:05:153
290632999220,20cyclictest3132116-21irqcore10:50:163
290632999220,19cyclictest3014160-21irqcore08:55:173
290632999220,19cyclictest0-21swapper/311:20:133
2906327992219,1cyclictest3003533-21apt-get08:45:132
2906327992219,1cyclictest2947655-21apt-get07:50:102
2906327992219,1cyclictest2947655-21apt-get07:50:102
2906327992218,2cyclictest3105158-21ntpq10:20:212
2906327992217,4cyclictest3051675-21cut09:30:182
290632799220,2cyclictest3239707-21runrttasks12:35:142
290632799220,20cyclictest3157418-21chrt11:15:132
290632799220,18cyclictest0-21swapper/208:20:142
290632799220,18cyclictest0-21swapper/207:55:142
2906324992219,2cyclictest0-21swapper/111:00:211
2906324992219,1cyclictest3008600-21apt-get08:50:131
290632499221,20cyclictest0-21swapper/107:15:131
290632499220,2cyclictest0-21swapper/111:45:121
290632499220,2cyclictest0-21swapper/107:30:141
290632499220,21cyclictest0-21swapper/107:27:031
2906320992219,2cyclictest3018760-21apt-get09:00:120
2906320992219,2cyclictest2978149-21apt-get08:20:140
2906320992219,2cyclictest2977871-21cron08:20:000
2906320992218,2cyclictest3070020-21idleruntime-cro09:50:000
290632099221,1cyclictest3177748-21apt-get11:35:120
290632099220,20cyclictest0-21swapper/010:45:100
2906329992119,1cyclictest3196925-21ntpq11:50:223
2906329992119,1cyclictest3116931-21cut10:35:163
2906329992119,1cyclictest0-21swapper/310:55:103
2906329992118,2cyclictest64-21kcompactd012:22:123
2906329992118,2cyclictest64-21kcompactd007:49:383
2906329992118,2cyclictest3167541-21apt-get11:25:133
2906329992118,2cyclictest0-21swapper/312:00:123
2906329992118,2cyclictest0-21swapper/310:16:233
2906329992118,2cyclictest0-21swapper/307:55:143
290632999210,2cyclictest3219657-21sed12:15:173
290632999210,20cyclictest0-21swapper/308:10:123
290632999210,1cyclictest0-21swapper/311:30:123
290632999210,1cyclictest0-21swapper/310:00:133
290632999210,19cyclictest0-21swapper/308:40:123
290632999210,19cyclictest0-21swapper/307:20:123
290632999210,19cyclictest0-21swapper/307:15:133
2906327992119,1cyclictest3075786-21apt-get09:55:142
2906327992119,1cyclictest3060153-21apt-get09:40:112
2906327992119,1cyclictest0-21swapper/209:10:112
2906327992118,1cyclictest0-21swapper/207:10:132
290632799210,2cyclictest3172370-21cron11:30:002
290632799210,2cyclictest2993103-21idleruntime-cro08:35:002
290632799210,20cyclictest64-21kcompactd012:11:272
290632799210,20cyclictest3177461-21cron11:35:002
290632799210,20cyclictest2947000-21systemd-run07:50:002
290632799210,19cyclictest3146599-21cron11:05:002
2906324992119,1cyclictest0-21swapper/111:55:231
2906324992118,2cyclictest0-21swapper/110:10:121
2906324992117,2cyclictest0-21swapper/112:25:121
290632499210,2cyclictest0-21swapper/108:20:141
290632499210,20cyclictest2946976-21apt-get07:50:021
290632499210,20cyclictest2946976-21apt-get07:50:021
290632499210,20cyclictest0-21swapper/107:59:181
290632499210,1cyclictest0-21swapper/111:17:081
2906320992119,1cyclictest3224344-21apt-get12:20:110
2906320992119,1cyclictest0-21swapper/007:10:130
2906320992118,2cyclictest64-21kcompactd007:28:400
2906320992118,2cyclictest500-21dbus-daemon08:35:000
2906320992118,2cyclictest3141785-21apt-get11:00:120
2906320992117,3cyclictest3203658-21ps12:00:170
2906320992117,3cyclictest2949888-21ps07:50:160
2906320992117,3cyclictest2949888-21ps07:50:160
290632099210,2cyclictest3183308-21grep11:40:180
290632099210,20cyclictest3154268-21sshd11:10:190
290632099210,20cyclictest0-21swapper/012:10:140
290632099210,1cyclictest0-21swapper/010:05:130
2906329992018,1cyclictest64-21kcompactd009:44:083
2906329992018,1cyclictest0-21swapper/311:45:123
2906329992018,1cyclictest0-21swapper/310:40:123
2906329992018,1cyclictest0-21swapper/308:05:143
2906329992018,1cyclictest0-21swapper/307:40:133
2906329992018,1cyclictest0-21swapper/307:31:533
2906329992017,2cyclictest3154278-21kthreadcore11:10:183
2906329992017,2cyclictest2948144-21irqcore07:50:143
2906329992017,2cyclictest2948144-21irqcore07:50:143
2906329992017,1cyclictest3198070-21modprobe11:55:133
2906329992016,2cyclictest3777322-21systemd-journal12:25:193
290632999200,2cyclictest64-21kcompactd007:11:283
290632999200,1cyclictest0-21swapper/309:10:123
290632999200,19cyclictest0-21swapper/312:10:213
290632999200,19cyclictest0-21swapper/310:31:593
290632999200,18cyclictest0-21swapper/311:40:133
290632999200,18cyclictest0-21swapper/311:15:133
2906327992018,1cyclictest2998441-21apt-get08:40:132
2906327992018,1cyclictest0-21swapper/211:50:132
2906327992018,1cyclictest0-21swapper/210:40:122
2906327992017,1cyclictest3187903-21apt-get11:45:122
2906327992014,5cyclictest3152847-21tr11:10:172
290632799200,1cyclictest0-21swapper/212:05:122
290632799200,1cyclictest0-21swapper/210:25:142
290632799200,1cyclictest0-21swapper/209:45:142
2906324992018,1cyclictest64-21kcompactd009:36:051
2906324992018,1cyclictest3029000-21apt-config09:10:021
2906324992018,1cyclictest0-21swapper/111:05:521
2906320992018,1cyclictest3150783-21ntpq11:05:230
2906320992018,1cyclictest0-21swapper/010:15:130
2906320992018,1cyclictest0-21swapper/009:35:110
2906320992018,1cyclictest0-21swapper/008:55:130
2906320992018,1cyclictest0-21swapper/008:50:140
2906320992018,1cyclictest0-21swapper/008:00:140
2906320992017,2cyclictest2906315-21cyclictest08:45:160
290632099200,1cyclictest0-21swapper/012:35:120
290632099200,1cyclictest0-21swapper/011:30:110
290632099200,1cyclictest0-21swapper/011:20:120
290632099200,1cyclictest0-21swapper/010:55:100
290632099200,1cyclictest0-21swapper/010:10:120
290632099200,1cyclictest0-21swapper/009:50:140
290632099200,1cyclictest0-21swapper/009:40:540
290632099200,1cyclictest0-21swapper/009:15:140
290632099200,1cyclictest0-21swapper/008:25:060
290632099200,1cyclictest0-21swapper/007:55:130
290632099200,1cyclictest0-21swapper/007:47:290
290632099200,1cyclictest0-21swapper/007:15:120
290632099200,19cyclictest3039931-21sort09:20:180
290632099200,19cyclictest0-21swapper/011:45:130
290632099200,19cyclictest0-21swapper/007:40:210
2906329991918,1cyclictest0-21swapper/307:35:123
2906329991917,1cyclictest3070716-21apt-get09:50:133
2906329991917,1cyclictest3034371-21apt-get09:15:143
2906329991917,1cyclictest0-21swapper/311:35:583
2906329991917,1cyclictest0-21swapper/310:05:063
2906327991917,1cyclictest64-21kcompactd007:30:162
2906327991917,1cyclictest0-21swapper/208:05:242
2906327991917,1cyclictest0-21swapper/207:25:142
2906327991916,2cyclictest3223688-21sh12:19:592
2906327991916,2cyclictest3009552-21kthreadcore08:50:172
2906327991916,1cyclictest0-21swapper/208:55:132
290632799190,2cyclictest3071207-21irqcore09:50:182
290632799190,18cyclictest0-21swapper/211:35:132
290632799190,0cyclictest0-21swapper/210:35:112
2906324991916,1cyclictest0-21swapper/110:35:121
2906320991917,1cyclictest0-21swapper/012:05:110
290632099190,19cyclictest0-21swapper/009:25:110
290632099190,18cyclictest0-21swapper/007:20:130
2906329991817,1cyclictest0-21swapper/308:01:273
2906329991815,2cyclictest2988328-21apt-get08:30:143
2906327991816,1cyclictest0-21swapper/210:11:012
2906327991815,2cyclictest0-21swapper/209:05:002
2906327991815,1cyclictest0-21swapper/211:40:132
290632799180,0cyclictest0-21swapper/210:17:282
2906324991816,1cyclictest0-21swapper/109:15:131
2906324991815,2cyclictest3085922-21apt-get10:05:141
2906320991817,1cyclictest0-21swapper/010:27:410
2906320991816,1cyclictest0-21swapper/010:50:120
2906320991814,2cyclictest2962890-21apt-get08:05:140
2906329991715,1cyclictest0-21swapper/309:25:183
2906327991715,1cyclictest0-21swapper/212:25:132
2906327991715,1cyclictest0-21swapper/210:45:102
2906324991715,1cyclictest64-21kcompactd012:35:381
2906324991714,2cyclictest0-21swapper/112:19:591
2906324991714,1cyclictest0-21swapper/110:50:121
2906320991714,1cyclictest0-21swapper/011:25:150
2906320991713,3cyclictest61650irq/133-enp0s29f1:rx-009:30:130
2906329991614,1cyclictest0-21swapper/311:00:123
2906329991614,1cyclictest0-21swapper/310:45:183
2906329991614,1cyclictest0-21swapper/309:30:123
2906329991613,2cyclictest3004020-21irqcore08:45:173
2906329991613,1cyclictest0-21swapper/308:20:143
2906327991614,1cyclictest0-21swapper/208:10:122
2906327991612,3cyclictest3136416-21cron10:55:012
2906320991613,2cyclictest61650irq/133-enp0s29f1:rx-008:40:180
2906329991512,2cyclictest0-21swapper/308:50:173
2906329991510,3cyclictest0-21swapper/309:50:003
2906324991514,1cyclictest0-21swapper/108:35:001
2906320991514,1cyclictest0-21swapper/008:35:140
2906320991513,2cyclictest61650irq/133-enp0s29f1:rx-012:30:180
2906320991513,1cyclictest0-21swapper/009:55:220
2906320991512,2cyclictest61650irq/133-enp0s29f1:rx-012:25:170
2906320991512,2cyclictest3218853-21apt-get12:15:120
2906329991412,1cyclictest0-21swapper/310:20:113
2906329991412,1cyclictest0-21swapper/310:10:133
2906329991411,2cyclictest0-21swapper/312:30:153
2906327991411,2cyclictest3026047-21kthreadcore09:05:172
2906324991412,1cyclictest0-21swapper/109:46:171
2906324991412,1cyclictest0-21swapper/108:00:141
2906329991310,2cyclictest0-21swapper/312:35:133
2906329991310,2cyclictest0-21swapper/308:40:003
290632799139,3cyclictest3045114-21fschecks_count09:25:142
2906327991310,2cyclictest0-21swapper/208:05:002
290632499138,3cyclictest3044937-21taskset09:25:121
2906320991310,2cyclictest61650irq/133-enp0s29f1:rx-010:30:200
2906329991210,1cyclictest0-21swapper/309:00:123
290632999110,2cyclictest2906246-21latency_hist07:09:593
290632499105,3cyclictest2906325-21cat07:10:001
29063209986,1cyclictest0-21swapper/007:10:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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