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2026-08-05 - 14:23
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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 Wed Aug 05, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3121766993219,2cyclictest0-21swapper/219:35:162
312176699311,22cyclictest3285087-21apt-get21:50:102
312176699310,21cyclictest3245003-21sed21:10:182
312176499310,30cyclictest3254373-21cron21:20:011
312176699302,20cyclictest3315932-21apt-get22:20:152
3121766993017,4cyclictest3443567-21taskset00:25:132
312176699301,21cyclictest3428305-21apt-get00:10:122
312176699301,21cyclictest3418145-21apt-get00:00:122
312176499301,20cyclictest3337164-21irqcore22:40:171
312176499300,9cyclictest3326556-21sed22:30:161
312176099301,2cyclictest3157656-21grep19:44:590
312176499291,2cyclictest3183387-21/usr/sbin/munin20:10:141
312176499290,1cyclictest0-21swapper/121:25:001
312176699281,2cyclictest3351895-21apt-get22:55:142
312176499280,1cyclictest0-21swapper/123:45:131
312176499280,1cyclictest0-21swapper/122:20:161
3121766992719,2cyclictest3407868-21apt-get23:50:112
3121766992719,1cyclictest0-21swapper/223:20:122
3121766992719,1cyclictest0-21swapper/223:20:122
3121764992716,10cyclictest3331953-21gltestperf22:35:161
312176499271,18cyclictest0-21swapper/121:45:111
312176499270,2cyclictest3352176-21fschecks_time22:55:161
312176499270,2cyclictest3321499-21grep22:25:171
312176499270,26cyclictest3218963-21ls20:44:591
312176499270,1cyclictest0-21swapper/123:15:131
3121760992719,7cyclictest3127031-21apt-get19:15:140
312177099260,5cyclictest3310157-21cron22:15:003
312177099260,23cyclictest3224782-21ps20:50:183
312177099260,23cyclictest3224782-21ps20:50:183
312176699260,20cyclictest0-21swapper/200:20:132
3121764992620,4cyclictest3305364-21apt-get22:10:131
3121764992617,7cyclictest3449183-21tr00:30:161
312176499261,21cyclictest3178164-21apt-get20:05:121
312176499261,1cyclictest0-21swapper/100:35:171
312176499260,2cyclictest3172854-21systemd-run19:59:591
312176499260,20cyclictest0-21swapper/122:45:131
312176499260,1cyclictest0-21swapper/123:05:141
312176499260,1cyclictest0-21swapper/119:19:571
312176499260,1cyclictest0-21swapper/100:15:151
312176499260,1cyclictest0-21swapper/100:10:121
312177099252,3cyclictest3121984-21apt-get19:10:123
312177099251,22cyclictest3250067-21irqcore21:15:173
312177099251,20cyclictest3402778-21apt-get23:45:133
3121766992520,3cyclictest3382421-21apt-get23:25:102
3121766992518,2cyclictest0-21swapper/200:35:162
3121766992517,2cyclictest3239464-21apt-get21:05:142
312176499252,20cyclictest3229330-21apt-get20:55:161
312176499251,13cyclictest3193684-21cat20:20:011
312176499250,1cyclictest64-21kcompactd019:32:191
312176499250,1cyclictest0-21swapper/123:55:121
312176499250,1cyclictest0-21swapper/123:50:121
312176499250,1cyclictest0-21swapper/123:40:131
312176099251,22cyclictest3377053-21cron23:20:000
3121770992420,2cyclictest3269836-21apt-get21:35:133
312177099241,20cyclictest0-21swapper/321:30:133
312176699242,2cyclictest3326070-21apt-get22:30:122
3121766992420,2cyclictest3203961-21apt-get20:30:142
312176699241,20cyclictest3295252-21apt-get22:00:152
312176699240,22cyclictest3405013-21ps23:45:182
312176699240,21cyclictest3417875-21idleruntime-cro00:00:002
312176699240,21cyclictest3229825-21cut20:55:202
3121764992416,6cyclictest3209551-21ps20:35:171
312176499240,1cyclictest0-21swapper/123:35:151
312176099242,20cyclictest3356963-21apt-get23:00:130
3121760992420,2cyclictest3224283-21apt-get20:50:140
3121760992420,2cyclictest3224283-21apt-get20:50:130
3121760992417,5cyclictest3141511-21/usr/sbin/munin19:25:260
312176099241,21cyclictest3433374-21apt-get00:15:120
312176099241,21cyclictest3387517-21apt-get23:30:110
312176099241,21cyclictest3362056-21apt-get23:05:140
312177099231,3cyclictest3777322-21systemd-journal19:35:153
312177099231,21cyclictest514-21in:imuxsock20:24:593
312177099231,20cyclictest0-21swapper/322:45:133
312177099230,3cyclictest3387246-21ls23:30:003
312177099230,21cyclictest3347322-21irqcore22:50:163
312177099230,21cyclictest3141988-21idleruntime-cro19:30:003
312177099230,20cyclictest0-21swapper/322:25:133
3121766992319,3cyclictest3203705-21munin-run20:29:592
3121766992319,2cyclictest3152873-21apt-get19:40:142
3121766992318,3cyclictest3193776-21apt-get20:20:102
312176699231,2cyclictest3234395-21apt-get21:00:142
312176699231,20cyclictest0-21swapper/223:40:232
312176699230,20cyclictest3275422-21irqcore21:40:182
312176699230,20cyclictest0-21swapper/222:35:012
312176699230,20cyclictest0-21swapper/220:45:102
312176699230,20cyclictest0-21swapper/220:15:132
312176499231,21cyclictest3427169-21ntpq00:05:241
312176499231,19cyclictest0-21swapper/119:45:131
312176499230,21cyclictest3234882-21ps21:00:181
3121760992319,2cyclictest3453766-21apt-get00:35:160
312176099231,2cyclictest3207896-21ntpq20:30:210
312176099231,2cyclictest3147756-21apt-get19:35:120
312176099231,21cyclictest3367145-21apt-get23:10:120
312176099231,20cyclictest0-21swapper/022:55:130
312176099231,19cyclictest0-21swapper/021:00:140
312176099230,4cyclictest3423729-21grep00:05:190
312176099230,22cyclictest3421851-21/usr/sbin/munin00:00:190
312176099230,21cyclictest3305863-21ps22:10:160
3121770992219,2cyclictest3448693-21apt-get00:30:123
3121770992219,2cyclictest0-21swapper/300:05:153
3121770992219,1cyclictest0-21swapper/322:30:133
312177099221,2cyclictest64-21kcompactd000:13:063
312177099221,2cyclictest0-21swapper/321:25:103
312177099221,2cyclictest0-21swapper/321:05:133
312177099221,20cyclictest3274927-21apt-get21:40:143
312177099221,1cyclictest3142262-21apt-get19:30:133
312177099220,2cyclictest0-21swapper/323:10:133
312177099220,21cyclictest3458598-21/usr/sbin/munin00:40:013
312177099220,21cyclictest3188070-21sh20:14:593
312177099220,20cyclictest0-21swapper/322:55:133
312177099220,19cyclictest0-21swapper/322:40:133
3121766992218,2cyclictest0-21swapper/220:50:152
3121766992218,2cyclictest0-21swapper/220:50:142
3121766992218,2cyclictest0-21swapper/220:10:132
3121766992217,3cyclictest3361783-21sh23:05:002
3121766992217,3cyclictest3173413-21tail20:00:162
312176699221,2cyclictest0-21swapper/220:40:142
312176699220,2cyclictest3300785-21ps22:05:172
312176699220,2cyclictest3129254-21ps19:15:202
312176699220,21cyclictest0-21swapper/222:50:172
312176699220,20cyclictest0-21swapper/220:05:122
312176699220,20cyclictest0-21swapper/219:50:132
312176699220,19cyclictest0-21swapper/223:10:132
312176699220,19cyclictest0-21swapper/222:25:122
3121764992219,2cyclictest0-21swapper/121:55:131
3121764992219,2cyclictest0-21swapper/120:29:591
3121764992218,2cyclictest3173391-21grep20:00:161
3121764992218,2cyclictest3141993-21sh19:30:001
3121764992217,4cyclictest3377332-21apt-get23:20:121
3121764992217,4cyclictest3377332-21apt-get23:20:121
3121764992217,3cyclictest3219721-21tr20:45:151
312176499221,1cyclictest0-21swapper/123:25:101
312176499220,20cyclictest3777322-21systemd-journal23:35:001
312176499220,19cyclictest0-21swapper/120:20:111
3121760992219,1cyclictest3428305-21apt-get00:10:120
3121760992218,2cyclictest3401601-21ntpq23:40:210
3121760992218,2cyclictest3382421-21apt-get23:25:100
3121760992218,2cyclictest3326070-21apt-get22:30:130
312176099221,2cyclictest3314352-21ntpq22:15:210
312176099221,2cyclictest3280016-21apt-get21:45:120
312176099221,2cyclictest3254651-21apt-get21:20:120
312176099221,2cyclictest3188725-21apt-get20:15:120
312176099221,2cyclictest0-21swapper/000:34:360
312176099221,20cyclictest0-21swapper/021:35:130
312176099221,20cyclictest0-21swapper/021:25:090
312176099221,1cyclictest3331587-21apt-get22:35:130
312176099220,21cyclictest3214635-21ps20:40:180
312176099220,20cyclictest3188025-21cron20:14:590
312176099220,20cyclictest0-21swapper/021:05:130
312176099220,19cyclictest0-21swapper/021:50:100
3121770992119,1cyclictest64-21kcompactd020:04:023
3121770992119,1cyclictest0-21swapper/320:25:203
3121770992118,2cyclictest64-21kcompactd021:20:053
3121770992118,2cyclictest0-21swapper/320:05:123
3121770992117,3cyclictest3372724-21sed23:15:173
312177099211,1cyclictest3168028-21apt-get19:55:113
312177099210,20cyclictest0-21swapper/320:15:133
312177099210,1cyclictest0-21swapper/322:00:153
312177099210,19cyclictest0-21swapper/319:15:073
3121766992119,1cyclictest3423239-21apt-get00:05:152
3121766992119,1cyclictest0-21swapper/221:56:392
3121766992118,2cyclictest3270323-21ps21:35:172
3121766992117,2cyclictest3453492-21cron00:35:002
3121766992117,2cyclictest3157915-21apt-get19:45:142
3121766992117,2cyclictest0-21swapper/223:15:132
312176699211,19cyclictest0-21swapper/200:15:132
312176699210,20cyclictest0-21swapper/222:40:212
312176699210,20cyclictest0-21swapper/219:59:592
312176699210,1cyclictest0-21swapper/219:20:282
312176699210,19cyclictest0-21swapper/219:10:122
312176499216,7cyclictest702-21runrttasks21:34:251
3121764992117,3cyclictest3204457-21irqcore20:30:181
3121764992112,8cyclictest3148243-21ps19:35:161
312176499210,2cyclictest3289903-21cron21:55:001
312176499210,2cyclictest3270339-21sed21:35:171
312176499210,20cyclictest0-21swapper/119:10:121
3121760992118,2cyclictest3336677-21apt-get22:40:110
3121760992118,1cyclictest0-21swapper/022:05:150
3121760992117,3cyclictest1-21systemd21:20:010
312176099211,1cyclictest64-21kcompactd019:55:570
312176099211,19cyclictest3132105-21apt-get19:20:140
312176099210,20cyclictest0-21swapper/022:50:120
312176099210,20cyclictest0-21swapper/019:30:130
312176099210,1cyclictest0-21swapper/022:25:120
312176099210,19cyclictest0-21swapper/021:10:120
3121770992018,1cyclictest0-21swapper/323:55:133
3121770992018,1cyclictest0-21swapper/322:05:133
3121770992018,1cyclictest0-21swapper/321:45:113
3121770992018,1cyclictest0-21swapper/320:35:163
3121770992018,1cyclictest0-21swapper/300:00:123
312177099201,19cyclictest0-21swapper/319:41:583
312177099200,20cyclictest0-21swapper/323:30:113
312177099200,1cyclictest0-21swapper/323:00:133
312177099200,19cyclictest0-21swapper/319:45:183
3121766992018,1cyclictest0-21swapper/221:20:132
3121766992017,2cyclictest3388468-21kthreadcore23:30:162
312176699200,19cyclictest0-21swapper/223:05:142
3121764992018,1cyclictest0-21swapper/121:07:431
3121764992018,1cyclictest0-21swapper/119:50:021
3121764992015,4cyclictest0-21swapper/100:20:121
312176499201,1cyclictest0-21swapper/120:50:151
312176499201,1cyclictest0-21swapper/120:50:141
3121760992018,1cyclictest3392597-21apt-get23:35:140
3121760992018,1cyclictest0-21swapper/019:10:120
3121760992017,2cyclictest0-21swapper/022:45:130
3121760992016,2cyclictest3178164-21apt-get20:05:130
312176099201,18cyclictest0-21swapper/023:49:260
312176099200,1cyclictest0-21swapper/023:50:100
312176099200,1cyclictest0-21swapper/021:30:130
3121770991916,2cyclictest0-21swapper/322:35:123
312177099191,1cyclictest3316080-21df22:20:163
312177099190,1cyclictest0-21swapper/319:24:143
312177099190,19cyclictest0-21swapper/300:15:183
3121766991917,1cyclictest0-21swapper/221:30:252
3121766991917,1cyclictest0-21swapper/221:25:102
3121766991917,1cyclictest0-21swapper/219:31:142
3121766991916,2cyclictest0-21swapper/221:46:582
3121766991916,1cyclictest0-21swapper/222:10:132
3121766991914,3cyclictest3341769-21apt-get22:45:132
3121764991917,1cyclictest0-21swapper/119:24:461
3121764991917,1cyclictest0-21swapper/100:00:441
3121764991913,4cyclictest3346836-21apt-get22:50:131
312176499190,1cyclictest0-21swapper/122:15:211
312176499190,19cyclictest64-21kcompactd022:04:431
3121760991917,1cyclictest0-21swapper/020:25:120
3121760991917,1cyclictest0-21swapper/020:02:570
3121760991916,2cyclictest3443564-21apt-get00:25:120
3121760991916,2cyclictest3233073-21/usr/sbin/munin20:55:220
3121760991916,1cyclictest0-21swapper/022:00:140
3121760991915,2cyclictest3777322-21systemd-journal22:25:000
3121770991815,2cyclictest0-21swapper/321:50:103
3121766991816,1cyclictest0-21swapper/223:35:212
3121766991815,2cyclictest3213872-21idleruntime-cro20:39:592
3121764991817,1cyclictest64-21kcompactd000:28:411
3121764991816,1cyclictest0-21swapper/121:40:141
3121760991815,2cyclictest3417868-21cron00:00:000
3121760991815,2cyclictest3377332-21apt-get23:20:130
3121760991815,2cyclictest3377332-21apt-get23:20:120
3121760991814,3cyclictest3777322-21systemd-journal20:45:150
3121770991715,1cyclictest64-21kcompactd020:59:403
3121770991715,1cyclictest0-21swapper/323:40:503
3121770991715,1cyclictest0-21swapper/322:20:003
3121770991713,2cyclictest3204100-21cpuspeed_turbos20:30:143
3121766991715,1cyclictest64-21kcompactd019:26:552
312176499172,7cyclictest3871586-21snmpd19:43:281
3121764991713,3cyclictest0-21swapper/122:05:121
3121764991712,4cyclictest0-21swapper/121:25:281
3121760991715,1cyclictest0-21swapper/019:49:310
3121760991714,2cyclictest3438469-21apt-get00:20:130
3121760991714,1cyclictest3162983-21apt-get19:50:140
3121760991713,2cyclictest61650irq/133-enp0s29f1:rx-020:20:120
3121770991614,1cyclictest0-21swapper/323:23:063
3121770991614,1cyclictest0-21swapper/323:23:053
3121770991611,3cyclictest3443313-21idleruntime-cro00:25:003
3121764991614,1cyclictest0-21swapper/123:03:451
3121764991614,1cyclictest0-21swapper/121:10:131
3121764991612,3cyclictest0-21swapper/123:10:131
3121770991513,1cyclictest64-21kcompactd021:14:113
3121770991513,1cyclictest0-21swapper/320:45:113
3121770991513,1cyclictest0-21swapper/300:25:143
3121770991511,2cyclictest0-21swapper/323:05:193
3121760991512,2cyclictest61650irq/133-enp0s29f1:rx-020:40:010
3121760991512,2cyclictest3290184-21seq21:55:110
312177099147,5cyclictest500-21dbus-daemon20:45:003
3121770991411,2cyclictest3294553-21unixbench_singl21:55:253
3121770991410,3cyclictest491ktimers/321:00:133
312176699140,14cyclictest0-21swapper/221:15:222
3121770991310,2cyclictest491ktimers/323:35:243
312176499131,10cyclictest0-21swapper/119:10:001
312176099139,2cyclictest0-21swapper/019:10:000
312177099126,4cyclictest3163315-21gltestperf19:50:153
312176099121,2cyclictest3274927-21apt-get21:40:120
31217709995,3cyclictest3121786-21cat19:10:003
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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