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2026-04-06 - 09:24
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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 Mon Apr 06, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
274645699332,21cyclictest2746970-21apt-get19:10:123
274645699331,22cyclictest0-21swapper/320:20:103
274645699300,2cyclictest2895544-21cron21:35:013
274645699300,27cyclictest2992480-21cron23:10:003
2746456992915,13cyclictest2792432-21taskset19:50:203
274645699291,2cyclictest2885266-21apt-get21:25:123
274645699291,2cyclictest0-21swapper/321:45:133
274645699291,2cyclictest0-21swapper/320:00:113
2746456992819,7cyclictest0-21swapper/320:50:013
274645699280,2cyclictest2783000-21apt-key19:45:003
2746456992717,8cyclictest0-21swapper/300:15:163
2746456992715,3cyclictest514-21in:imuxsock19:39:593
2746456992715,11cyclictest2983136-21irqcore23:00:153
2746456992622,2cyclictest2921254-21cut22:00:003
274645699261,21cyclictest3013044-21apt-get23:30:123
2746453992623,2cyclictest2813611-21munin-run20:15:002
2746453992622,2cyclictest2997832-21apt-get23:15:112
274645399261,23cyclictest2869658-21taskset21:10:112
2746456992521,2cyclictest3018120-21apt-get23:35:113
2746456992517,6cyclictest3079059-21chrt00:35:133
2746456992512,3cyclictest2936845-21fschecks_count22:15:143
274645699251,21cyclictest0-21swapper/323:10:113
274645699251,20cyclictest3038428-21apt-get23:55:123
274645399251,20cyclictest2746970-21apt-get19:10:112
274645399250,5cyclictest2931345-21idleruntime-cro22:10:012
274645399250,22cyclictest3017844-21cron23:35:002
274645399250,22cyclictest2906439-21grep21:45:172
274644999252,20cyclictest2834150-21apt-get20:35:131
274644999251,21cyclictest2895821-21apt-get21:35:121
274644999251,20cyclictest2926540-21apt-get22:05:131
274644699251,21cyclictest2941751-21apt-get22:20:120
274644699250,22cyclictest3008476-21grep23:25:150
2746456992420,2cyclictest2921513-21apt-get22:00:163
2746456992415,1cyclictest0-21swapper/322:25:103
274645699241,20cyclictest2793528-21apt-get19:55:103
274645699240,2cyclictest64-21kcompactd021:18:323
274645699240,23cyclictest0-21swapper/322:38:053
274645699240,21cyclictest2865081-21cut21:05:153
274645699240,1cyclictest0-21swapper/300:00:113
2746453992421,1cyclictest0-21swapper/220:50:012
2746453992420,2cyclictest3079056-21apt-get00:35:142
274645399241,3cyclictest2788460-21apt-get19:50:112
274645399240,21cyclictest0-21swapper/200:00:112
274645399240,20cyclictest2843229-21ntp_states20:40:212
2746449992420,2cyclictest2992755-21apt-get23:10:111
2746449992420,2cyclictest2941751-21apt-get22:20:121
2746449992419,2cyclictest3043533-21apt-get00:00:121
274644999241,21cyclictest3048610-21apt-get00:05:111
274644999241,20cyclictest3007990-21apt-get23:25:111
274644999241,20cyclictest2849377-21apt-get20:50:121
274644999240,22cyclictest3074003-21taskset00:30:121
274644999240,19cyclictest0-21swapper/121:25:121
2746446992420,2cyclictest2936671-21apt-get22:15:110
274644699241,3cyclictest0-21swapper/021:35:130
274644699241,22cyclictest2839237-21apt-get20:40:100
274644699241,21cyclictest2869655-21apt-get21:10:120
274644699241,21cyclictest2844304-21apt-get20:45:100
274644699241,21cyclictest2818917-21apt-get20:20:100
2746456992319,3cyclictest64-21kcompactd020:50:013
2746456992319,2cyclictest0-21swapper/321:00:143
2746456992316,1cyclictest0-21swapper/321:20:203
2746456992315,6cyclictest0-21swapper/300:20:113
274645699231,2cyclictest2854444-21apt-get20:55:113
274645699231,2cyclictest0-21swapper/320:25:123
274645699231,2cyclictest0-21swapper/300:05:103
274645699231,19cyclictest0-21swapper/322:10:113
274645699231,19cyclictest0-21swapper/319:15:123
2746456992311,2cyclictest0-21swapper/322:30:153
274645699230,20cyclictest0-21swapper/322:50:123
274645699230,20cyclictest0-21swapper/320:40:113
2746453992319,2cyclictest3028298-21apt-get23:45:122
2746453992319,2cyclictest0-21swapper/219:55:112
274645399231,2cyclictest3023219-21apt-get23:40:122
274645399231,2cyclictest2859514-21apt-get21:00:142
274645399230,20cyclictest0-21swapper/223:00:112
274645399230,20cyclictest0-21swapper/222:50:112
274645399230,20cyclictest0-21swapper/200:15:122
274645399230,1cyclictest64-21kcompactd022:47:142
2746449992319,2cyclictest2900895-21apt-get21:40:111
2746449992319,2cyclictest2798599-21apt-get20:00:121
2746449992319,2cyclictest2767787-21apt-get19:30:111
2746449992317,4cyclictest2758124-21ps19:20:161
274644999231,2cyclictest2987702-21apt-get23:05:111
274644999231,20cyclictest3037265-21ntpq23:50:201
274644999231,19cyclictest3068899-21apt-get00:25:111
274644999231,19cyclictest2874732-21apt-get21:15:141
274644999230,2cyclictest2746270-21apt-get19:10:021
274644999230,21cyclictest3017850-21awk23:35:001
274644999230,20cyclictest0-21swapper/122:50:111
274644999230,20cyclictest0-21swapper/121:10:111
274644699231,2cyclictest64-21kcompactd020:38:440
274644699231,2cyclictest2982647-21apt-get23:00:100
274644699231,2cyclictest2931616-21apt-get22:10:110
274644699231,2cyclictest0-21swapper/020:55:110
274644699231,2cyclictest0-21swapper/000:25:110
274644699231,21cyclictest3073999-21apt-get00:30:120
274644699231,21cyclictest2962437-21apt-get22:40:120
274644699230,3cyclictest2757799-21/usr/sbin/munin19:20:130
274644699230,21cyclictest2789413-21sort19:50:160
274644699230,20cyclictest0-21swapper/021:40:110
274644699230,19cyclictest2823987-21apt-get20:25:120
2746456992219,2cyclictest0-21swapper/319:20:113
2746456992218,3cyclictest2972299-21systemd-run22:50:003
2746456992212,3cyclictest0-21swapper/322:05:163
274645699221,20cyclictest64-21kcompactd023:18:573
274645699221,20cyclictest2813871-21apt-get20:15:123
274645699221,20cyclictest0-21swapper/321:12:043
2746453992219,1cyclictest0-21swapper/219:30:112
2746453992218,2cyclictest2853255-21ntpq20:50:202
2746453992218,2cyclictest0-21swapper/222:55:102
2746453992218,2cyclictest0-21swapper/200:30:122
274645399221,2cyclictest0-21swapper/222:25:102
274645399221,1cyclictest2957360-21apt-get22:35:122
274645399220,2cyclictest0-21swapper/221:25:122
274645399220,21cyclictest3037273-21chrt23:50:202
274645399220,21cyclictest2942246-21ps22:20:162
2746449992219,2cyclictest2951859-21apt-get22:30:111
2746449992217,4cyclictest3033098-21cron23:50:001
274644999221,1cyclictest2844304-21apt-get20:45:111
274644999220,21cyclictest1-21systemd00:23:301
274644999220,19cyclictest2906441-21sort21:45:171
274644999220,19cyclictest0-21swapper/122:25:101
274644999220,19cyclictest0-21swapper/122:17:081
274644999220,19cyclictest0-21swapper/122:00:151
274644999220,19cyclictest0-21swapper/120:30:121
274644999220,19cyclictest0-21swapper/119:35:121
2746446992219,2cyclictest2981497-21ntpq22:55:190
2746446992219,2cyclictest0-21swapper/022:00:000
2746446992219,2cyclictest0-21swapper/020:50:120
2746446992219,2cyclictest0-21swapper/020:30:120
2746446992218,3cyclictest2972542-21apt-get22:50:110
274644699221,2cyclictest0-21swapper/023:10:120
274644699221,20cyclictest3018120-21apt-get23:35:120
274644699221,20cyclictest2926540-21apt-get22:05:130
274644699221,20cyclictest0-21swapper/020:10:120
274644699221,20cyclictest0-21swapper/019:55:100
274644699221,20cyclictest0-21swapper/019:10:110
274644699221,20cyclictest0-21swapper/000:00:000
274644699221,1cyclictest0-21swapper/020:09:420
274644699221,19cyclictest0-21swapper/023:50:120
2746456992119,1cyclictest0-21swapper/322:40:113
2746456992117,2cyclictest0-21swapper/300:15:013
2746456992116,3cyclictest3033373-21apt-get23:50:113
274645699211,1cyclictest0-21swapper/320:35:133
274645699210,2cyclictest0-21swapper/319:46:033
274645699210,20cyclictest64-21kcompactd021:37:203
274645699210,20cyclictest0-21swapper/300:25:363
274645699210,19cyclictest0-21swapper/322:55:103
2746453992119,1cyclictest0-21swapper/223:05:222
2746453992118,2cyclictest64-21kcompactd020:30:092
2746453992118,2cyclictest2956741-21apt-key22:35:002
2746453992118,2cyclictest2911431-21taskset21:50:112
2746453992118,2cyclictest0-21swapper/222:00:202
2746453992117,2cyclictest2798602-21chrt20:00:112
2746453992117,2cyclictest0-21swapper/221:25:002
2746453992115,5cyclictest3007714-21cron23:25:002
2746453992115,5cyclictest3007714-21cron23:24:592
274645399210,1cyclictest2878655-21seq21:15:232
274645399210,1cyclictest0-21swapper/219:35:122
274645399210,18cyclictest0-21swapper/220:35:132
2746449992118,2cyclictest2891230-21sed21:30:171
2746449992118,2cyclictest0-21swapper/119:55:101
2746449992118,1cyclictest0-21swapper/100:35:141
2746449992117,3cyclictest1-21systemd23:45:001
274644999210,19cyclictest2884893-21gpgv21:25:001
2746446992118,2cyclictest64-21kcompactd000:21:510
2746446992118,2cyclictest0-21swapper/022:45:090
2746446992118,1cyclictest2885753-21grep21:25:160
2746446992117,3cyclictest2762701-21taskset19:25:120
2746446992116,3cyclictest500-21dbus-daemon21:50:000
274644699211,1cyclictest0-21swapper/000:15:110
274644699210,20cyclictest64-21kcompactd023:43:400
274644699210,20cyclictest64-21kcompactd022:00:270
274644699210,20cyclictest0-21swapper/020:00:030
274644699210,20cyclictest0-21swapper/000:05:110
274644699210,19cyclictest3007713-21cron23:25:000
274644699210,19cyclictest3007713-21cron23:25:000
274644699210,19cyclictest0-21swapper/021:15:130
2746456992018,1cyclictest0-21swapper/320:10:163
2746456992018,1cyclictest0-21swapper/319:25:123
2746456992017,1cyclictest0-21swapper/300:30:123
2746456992016,2cyclictest2942234-21ps22:20:153
2746456992016,2cyclictest2829057-21seq20:30:103
274645699200,1cyclictest0-21swapper/323:25:003
274645699200,1cyclictest0-21swapper/323:24:593
274645699200,1cyclictest0-21swapper/321:50:113
2746453992018,1cyclictest0-21swapper/223:25:122
2746453992017,2cyclictest0-21swapper/220:05:562
274645399200,1cyclictest0-21swapper/222:17:082
274645399200,1cyclictest0-21swapper/200:25:112
274645399200,19cyclictest64-21kcompactd021:41:382
274645399200,19cyclictest0-21swapper/219:20:012
274645399200,19cyclictest0-21swapper/200:00:002
274645399200,18cyclictest2891232-21tr21:30:172
274645399200,18cyclictest0-21swapper/222:10:112
2746449992018,1cyclictest0-21swapper/123:15:101
2746449992018,1cyclictest0-21swapper/120:15:131
2746449992017,2cyclictest64-21kcompactd023:24:521
2746449992017,2cyclictest64-21kcompactd023:24:521
274644999200,20cyclictest64-21kcompactd020:40:211
274644999200,1cyclictest2746618-21latency_hist19:10:011
2746446992018,1cyclictest0-21swapper/023:30:130
2746446992018,1cyclictest0-21swapper/021:55:010
2746446992018,1cyclictest0-21swapper/020:15:140
2746446992017,2cyclictest3053669-21apt-get00:10:140
274644699200,1cyclictest0-21swapper/023:45:120
274644699200,1cyclictest0-21swapper/023:05:160
274644699200,19cyclictest0-21swapper/022:30:100
274644699200,19cyclictest0-21swapper/019:47:080
274644699200,19cyclictest0-21swapper/019:37:270
2746453991917,1cyclictest0-21swapper/220:55:112
2746453991917,1cyclictest0-21swapper/219:20:112
2746453991917,1cyclictest0-21swapper/200:20:112
2746453991915,2cyclictest0-21swapper/223:10:112
2746453991915,2cyclictest0-21swapper/219:40:112
2746449991918,1cyclictest0-21swapper/119:53:341
2746449991918,1cyclictest0-21swapper/119:41:131
2746449991917,1cyclictest0-21swapper/122:55:101
2746449991917,1cyclictest0-21swapper/121:50:121
2746449991917,1cyclictest0-21swapper/120:55:111
2746449991916,2cyclictest3059214-21ps00:15:161
2746449991916,2cyclictest0-21swapper/120:10:121
2746449991915,2cyclictest2763197-21sed19:25:161
274644999190,1cyclictest0-21swapper/123:40:001
274644999190,1cyclictest0-21swapper/122:47:131
274644999190,1cyclictest0-21swapper/122:10:111
2746446991917,1cyclictest0-21swapper/021:30:120
2746446991917,1cyclictest0-21swapper/000:00:110
274644699190,1cyclictest0-21swapper/021:25:010
2746456991815,2cyclictest2804640-21kthreadcore20:05:163
2746453991816,1cyclictest0-21swapper/219:45:122
2746453991815,2cyclictest2763198-21grep19:25:162
2746453991815,1cyclictest64-21kcompactd021:55:042
2746449991817,1cyclictest0-21swapper/123:00:201
2746449991816,1cyclictest0-21swapper/121:00:141
2746446991816,1cyclictest2864579-21apt-get21:05:110
2746446991811,3cyclictest61650irq/133-enp0s29f1:rx-019:40:100
2746453991715,1cyclictest0-21swapper/222:40:152
2746453991715,1cyclictest0-21swapper/221:39:292
2746453991715,1cyclictest0-21swapper/220:27:592
2746453991715,1cyclictest0-21swapper/200:05:112
2746449991715,1cyclictest0-21swapper/120:05:561
2746449991714,2cyclictest2868524-21ntpq21:05:201
2746449991714,1cyclictest0-21swapper/119:45:121
2746446991715,1cyclictest0-21swapper/023:15:110
2746446991715,1cyclictest0-21swapper/019:15:200
2746456991613,2cyclictest3023711-21irqcore23:40:163
2746453991614,1cyclictest0-21swapper/220:15:132
2746449991614,1cyclictest64-21kcompactd020:27:591
2746446991614,1cyclictest0-21swapper/021:00:220
2746456991513,1cyclictest64-21kcompactd023:25:243
2746456991513,1cyclictest0-21swapper/319:30:113
2746456991510,3cyclictest3028787-21sort23:45:163
2746449991513,1cyclictest2962937-21grep22:40:151
2746449991513,1cyclictest0-21swapper/123:55:111
2746449991513,1cyclictest0-21swapper/119:17:011
2746449991512,1cyclictest0-21swapper/121:55:041
274644699159,4cyclictest61650irq/133-enp0s29f1:rx-019:30:220
2746446991513,2cyclictest61650irq/133-enp0s29f1:rx-022:35:200
2746446991511,3cyclictest61650irq/133-enp0s29f1:rx-000:40:010
274645699148,4cyclictest2746270-21apt-get19:10:013
2746453991412,1cyclictest3018094-21/usr/sbin/munin23:35:182
2746453991412,1cyclictest0-21swapper/200:10:142
2746449991412,1cyclictest0-21swapper/122:35:121
2746449991410,3cyclictest2818915-21taskset20:20:101
2746446991410,3cyclictest61650irq/133-enp0s29f1:rx-022:25:090
274645399131,10cyclictest2869386-21latency_hist21:10:002
2746449991311,1cyclictest0-21swapper/100:10:141
2746456991210,1cyclictest0-21swapper/321:40:113
274645399100,1cyclictest0-21swapper/220:20:102
27464539994,4cyclictest2746539-21wc19:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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