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2026-06-10 - 03:52
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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 Jun 10, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3147013993937,1cyclictest3233198-21fwupd20:31:552
314700599320,5cyclictest3392296-21munin-node23:10:100
3147015993119,10cyclictest0-21swapper/321:15:003
314701599311,21cyclictest3217864-21sh20:20:003
314701599310,4cyclictest3428699-21irqcore23:45:163
3147005993028,1cyclictest3212744-21kworker/0:0+pm20:31:560
314701599281,22cyclictest3192816-21apt-get19:55:113
314701599280,20cyclictest0-21swapper/323:21:523
314701599280,19cyclictest0-21swapper/322:35:103
3147013992824,3cyclictest3192549-21sh19:55:012
314701599272,21cyclictest3249033-21apt-get20:50:133
3147015992718,2cyclictest3285014-21apt-get21:25:113
314701599271,21cyclictest3361482-21apt-get22:40:123
314701599270,2cyclictest0-21swapper/300:30:123
314700899270,26cyclictest3315229-21latency_hist21:55:011
314700899270,26cyclictest3315229-21latency_hist21:55:011
314701599262,21cyclictest3346265-21apt-get22:25:123
3147008992619,2cyclictest191rcu_preempt21:30:001
3147015992520,3cyclictest3223632-21apt-get20:25:113
3147015992518,2cyclictest64-21kcompactd023:34:143
314701599251,3cyclictest3269485-21ls21:10:003
314701599251,20cyclictest3182686-21apt-get19:45:123
314701599251,20cyclictest0-21swapper/323:00:113
314701599251,20cyclictest0-21swapper/319:30:123
3147015992419,4cyclictest0-21swapper/322:05:123
3147015992419,3cyclictest3259172-21apt-get21:00:123
3147015992419,1cyclictest0-21swapper/322:59:503
3147015992418,1cyclictest0-21swapper/320:55:123
3147015992416,2cyclictest0-21swapper/300:15:133
314701599241,21cyclictest3218558-21apt-get20:20:133
314701599241,21cyclictest3202945-21apt-get20:05:113
314701599241,20cyclictest0-21swapper/323:35:123
314701599241,20cyclictest0-21swapper/322:15:113
314701599241,20cyclictest0-21swapper/320:30:123
314701599240,21cyclictest3177589-21apt-get19:40:123
314701599240,20cyclictest0-21swapper/322:00:113
314701599240,20cyclictest0-21swapper/322:00:113
314701599240,20cyclictest0-21swapper/321:40:123
314701599240,20cyclictest0-21swapper/300:35:113
314701599240,20cyclictest0-21swapper/300:35:113
314701599240,1cyclictest0-21swapper/319:12:033
3147013992421,2cyclictest509-21systemd-logind23:40:002
3147013992419,3cyclictest3238830-21taskset20:40:122
314701399241,21cyclictest3157356-21apt-get19:20:142
314701399241,20cyclictest3453489-21apt-get00:10:122
314701399240,4cyclictest3290556-21ps21:30:152
3147005992420,2cyclictest3397399-21apt-get23:15:130
3147005992420,2cyclictest3238827-21apt-get20:40:120
3147015992319,2cyclictest3468382-21idleruntime-cro00:25:003
3147015992317,3cyclictest3290061-21apt-get21:30:123
314701599231,2cyclictest0-21swapper/321:35:123
314701599231,20cyclictest0-21swapper/320:45:153
314701599230,20cyclictest0-21swapper/321:50:113
314701599230,20cyclictest0-21swapper/321:50:113
314701599230,20cyclictest0-21swapper/321:15:143
314701599230,20cyclictest0-21swapper/300:05:153
3147013992320,2cyclictest0-21swapper/220:15:132
3147013992319,2cyclictest3208000-21apt-get20:10:122
314701399231,21cyclictest3351358-21apt-get22:30:122
314701399231,21cyclictest3202945-21apt-get20:05:122
314701399231,20cyclictest3438325-21apt-get23:55:142
314701399231,20cyclictest3243917-21apt-get20:45:112
314701399230,21cyclictest3219053-21ps20:20:162
3147008992319,2cyclictest3326013-21apt-get22:05:121
314700899231,2cyclictest3172516-21apt-get19:35:141
314700899231,21cyclictest3280406-21ps21:20:161
314700899230,20cyclictest0-21swapper/120:45:111
3147005992320,2cyclictest3417706-21apt-get23:35:120
314700599231,2cyclictest3258011-21ntpq20:55:210
314700599231,19cyclictest3290559-21grep21:30:160
314700599230,4cyclictest3478365-21ls00:30:240
3147015992219,1cyclictest0-21swapper/300:10:123
3147015992218,2cyclictest3162177-21awk19:25:013
314701599221,20cyclictest64-21kcompactd023:54:073
314701599220,20cyclictest3341687-21grep22:20:163
3147013992219,2cyclictest3310123-21munin-run21:49:592
3147013992218,2cyclictest0-21swapper/221:55:012
3147013992218,2cyclictest0-21swapper/221:55:012
3147013992217,4cyclictest3391340-21seq23:05:242
314701399221,20cyclictest3468658-21taskset00:25:122
314701399221,20cyclictest3468658-21taskset00:25:122
314701399221,1cyclictest0-21swapper/223:00:112
314701399220,3cyclictest3300688-21sort21:40:172
314701399220,20cyclictest3361966-21ps22:40:172
314701399220,20cyclictest3341198-21apt-get22:20:112
3147008992219,2cyclictest3402766-21/usr/sbin/munin23:20:151
3147008992219,2cyclictest3278790-21ntpq21:15:241
3147008992218,3cyclictest3351088-21cron22:30:001
3147008992218,2cyclictest3305290-21apt-get21:45:121
314700899220,20cyclictest3392297-21taskset23:10:101
314700899220,19cyclictest64-21kcompactd019:55:051
3147005992219,2cyclictest3330780-21cron22:10:000
3147005992218,3cyclictest3162427-21apt-get19:25:110
3147005992218,2cyclictest3320967-21apt-get22:00:120
3147005992218,2cyclictest3320967-21apt-get22:00:110
3147005992217,4cyclictest3152802-21ps19:15:150
314700599221,20cyclictest0-21swapper/019:20:170
314700599220,1cyclictest3213073-21apt-get20:15:090
314700599220,19cyclictest0-21swapper/023:55:140
314700599220,19cyclictest0-21swapper/023:20:130
3147015992118,2cyclictest0-21swapper/319:35:153
3147015992117,2cyclictest0-21swapper/321:55:123
3147015992117,2cyclictest0-21swapper/320:40:113
3147015992116,2cyclictest0-21swapper/323:55:143
3147015992114,5cyclictest3387790-21sed23:05:163
314701599210,2cyclictest0-21swapper/323:17:343
314701599210,19cyclictest0-21swapper/320:37:543
314701599210,19cyclictest0-21swapper/300:25:173
314701599210,19cyclictest0-21swapper/300:25:173
3147013992119,1cyclictest0-21swapper/223:45:112
3147013992119,1cyclictest0-21swapper/220:57:162
3147013992119,1cyclictest0-21swapper/220:25:122
3147013992118,2cyclictest3474158-21apt-get00:30:122
3147013992118,2cyclictest3336125-21apt-get22:15:112
3147013992118,2cyclictest0-21swapper/222:50:212
314701399211,1cyclictest3396218-21ntpq23:10:202
314701399211,19cyclictest0-21swapper/223:50:122
314701399211,19cyclictest0-21swapper/222:46:232
314701399211,19cyclictest0-21swapper/219:27:392
314701399210,2cyclictest391rcuc/220:05:002
314701399210,2cyclictest0-21swapper/222:55:132
314701399210,20cyclictest64-21kcompactd019:43:462
314701399210,20cyclictest0-21swapper/223:15:132
314701399210,20cyclictest0-21swapper/222:00:122
314701399210,20cyclictest0-21swapper/222:00:122
314701399210,20cyclictest0-21swapper/221:06:562
314701399210,20cyclictest0-21swapper/219:59:222
314701399210,20cyclictest0-21swapper/219:15:212
314701399210,20cyclictest0-21swapper/200:05:162
314701399210,1cyclictest0-21swapper/221:00:112
3147008992119,1cyclictest0-21swapper/123:57:201
3147008992118,2cyclictest64-21kcompactd021:08:331
3147008992118,2cyclictest3417435-21awk23:35:001
3147008992118,1cyclictest0-21swapper/123:25:111
314700899211,1cyclictest0-21swapper/122:40:121
314700899210,20cyclictest3423227-21irqcore23:40:161
314700899210,20cyclictest0-21swapper/122:30:131
314700899210,20cyclictest0-21swapper/120:18:111
314700899210,20cyclictest0-21swapper/100:25:121
314700899210,20cyclictest0-21swapper/100:25:121
314700899210,20cyclictest0-21swapper/100:05:161
314700899210,19cyclictest0-21swapper/123:15:131
314700899210,19cyclictest0-21swapper/100:10:111
3147005992119,1cyclictest0-21swapper/021:39:430
3147005992119,1cyclictest0-21swapper/021:00:110
3147005992118,2cyclictest3468655-21apt-get00:25:120
3147005992118,2cyclictest3468655-21apt-get00:25:120
3147005992118,2cyclictest3274854-21apt-get21:15:150
3147005992118,2cyclictest3171340-21modprobe19:30:200
3147005992118,1cyclictest0-21swapper/022:30:120
3147005992114,6cyclictest3315269-21apt-config21:55:000
3147005992114,6cyclictest3315269-21apt-config21:54:590
314700599211,19cyclictest3376470-21cron22:55:010
314700599210,2cyclictest3464067-21tr00:20:160
314700599210,2cyclictest3300681-21ps21:40:170
314700599210,20cyclictest3147714-21ps19:10:150
314700599210,1cyclictest0-21swapper/021:25:120
314700599210,18cyclictest3202668-21cron20:05:000
3147015992017,2cyclictest0-21swapper/322:45:123
3147015992014,3cyclictest3422738-21apt-get23:40:123
314701599200,1cyclictest0-21swapper/319:20:003
3147013992018,1cyclictest0-21swapper/223:40:092
3147013992016,3cyclictest3167955-21ps19:30:162
314701399200,3cyclictest3361204-21cron22:40:002
314701399200,1cyclictest0-21swapper/223:20:132
314701399200,1cyclictest0-21swapper/221:39:442
314701399200,1cyclictest0-21swapper/219:45:122
314701399200,19cyclictest0-21swapper/222:14:082
314701399200,19cyclictest0-21swapper/220:38:592
314701399200,18cyclictest0-21swapper/222:05:122
3147008992018,2cyclictest0-21swapper/120:25:121
3147008992018,1cyclictest64-21kcompactd019:26:021
3147008992018,1cyclictest0-21swapper/123:35:191
3147008992018,1cyclictest0-21swapper/122:20:031
3147008992018,1cyclictest0-21swapper/122:15:111
3147008992018,1cyclictest0-21swapper/120:40:121
3147008992018,1cyclictest0-21swapper/119:40:131
3147008992018,1cyclictest0-21swapper/119:12:361
3147008992017,2cyclictest3305030-21idleruntime-cro21:45:001
314700899200,20cyclictest64-21kcompactd020:14:581
314700899200,1cyclictest0-21swapper/123:00:221
314700899200,1cyclictest0-21swapper/121:10:121
314700899200,1cyclictest0-21swapper/121:04:141
314700899200,1cyclictest0-21swapper/120:22:301
314700899200,19cyclictest3238578-21idleruntime-cro20:40:001
314700899200,19cyclictest1-21systemd23:10:011
314700899200,19cyclictest0-21swapper/123:45:121
314700899200,19cyclictest0-21swapper/122:36:431
314700899200,19cyclictest0-21swapper/119:20:131
3147005992018,1cyclictest3182686-21apt-get19:45:110
3147005992018,1cyclictest0-21swapper/023:00:110
3147005992018,1cyclictest0-21swapper/022:46:230
3147005992018,1cyclictest0-21swapper/022:25:100
3147005992018,1cyclictest0-21swapper/020:05:110
3147005992018,1cyclictest0-21swapper/019:59:230
3147005992018,1cyclictest0-21swapper/000:05:160
3147005992017,2cyclictest3459006-21ps00:15:180
3147005992016,2cyclictest3428218-21apt-get23:45:110
314700599200,1cyclictest0-21swapper/020:10:130
314700599200,19cyclictest3284742-21awk21:24:590
314700599200,19cyclictest3187763-21apt-get19:50:110
314700599200,19cyclictest0-21swapper/020:20:020
314700599200,19cyclictest0-21swapper/000:10:120
3147015991916,2cyclictest0-21swapper/322:10:123
3147013991918,1cyclictest0-21swapper/221:55:122
3147013991915,2cyclictest0-21swapper/219:35:182
3147013991915,2cyclictest0-21swapper/219:10:102
314701399190,1cyclictest0-21swapper/221:25:122
314701399190,1cyclictest0-21swapper/200:15:142
3147008991916,2cyclictest0-21swapper/121:59:591
3147008991916,1cyclictest3197891-21apt-get20:00:111
3147008991915,3cyclictest3478366-21sort00:30:241
314700899190,19cyclictest64-21kcompactd022:54:591
314700899190,18cyclictest64-21kcompactd000:24:461
314700899190,18cyclictest0-21swapper/100:15:131
3147005991918,1cyclictest0-21swapper/020:45:110
3147005991918,1cyclictest0-21swapper/019:43:470
3147005991917,1cyclictest64-21kcompactd021:06:550
3147005991917,1cyclictest0-21swapper/023:40:130
3147005991916,2cyclictest3377684-21ps22:55:170
3147005991916,2cyclictest0-21swapper/021:55:010
314700599190,1cyclictest0-21swapper/020:50:110
314700599190,1cyclictest0-21swapper/020:35:120
3147015991814,2cyclictest0-21swapper/320:10:173
3147015991812,4cyclictest3376468-21sh22:55:003
3147013991817,1cyclictest0-21swapper/200:03:482
3147013991816,1cyclictest64-21kcompactd021:18:452
3147013991816,1cyclictest0-21swapper/223:29:242
3147013991816,1cyclictest0-21swapper/200:38:462
3147013991816,1cyclictest0-21swapper/200:38:452
3147013991815,2cyclictest3348501-21sed22:25:182
3147008991816,1cyclictest3290061-21apt-get21:30:111
3147008991816,1cyclictest0-21swapper/100:36:031
3147008991816,1cyclictest0-21swapper/100:36:031
3147008991810,2cyclictest3167947-21irqcore19:30:161
314700899180,1cyclictest3443883-21sed00:00:171
314700899180,1cyclictest191rcu_preempt19:20:001
314700899180,17cyclictest0-21swapper/120:30:211
3147005991815,1cyclictest0-21swapper/020:25:120
3147015991715,1cyclictest0-21swapper/319:50:123
3147015991712,3cyclictest0-21swapper/319:25:103
3147008991715,1cyclictest0-21swapper/122:55:121
3147008991711,4cyclictest500-21dbus-daemon22:15:001
3147005991716,1cyclictest64-21kcompactd021:47:480
3147005991714,2cyclictest3391339-21/usr/sbin/munin23:05:240
314700599170,1cyclictest0-21swapper/021:13:560
314700599170,15cyclictest0-21swapper/022:35:110
314701399165,9cyclictest3274591-21munin-run21:15:002
3147013991614,1cyclictest0-21swapper/223:30:282
3147008991614,1cyclictest0-21swapper/120:05:111
3147005991613,2cyclictest3479273-21apt-get00:35:110
3147005991613,2cyclictest3479273-21apt-get00:35:110
3147005991612,3cyclictest61650irq/133-enp0s29f1:rx-022:40:200
3147005991612,3cyclictest3172689-21fschecks_count19:35:150
314701599158,5cyclictest3284369-21sshd21:20:313
3147015991513,1cyclictest0-21swapper/300:02:443
3147015991511,3cyclictest3197958-21cpuspeed_turbos20:00:123
3147013991512,2cyclictest3280421-21grep21:20:162
3147013991510,3cyclictest3468384-21sh00:25:002
314700899156,2cyclictest0-21swapper/119:50:171
3147008991513,1cyclictest0-21swapper/120:50:131
3147008991511,2cyclictest2875-21cron22:50:011
314700899150,1cyclictest0-21swapper/121:00:001
3147005991513,1cyclictest64-21kcompactd023:29:230
3147005991513,1cyclictest64-21kcompactd000:03:480
3147005991513,1cyclictest0-21swapper/022:15:110
3147005991512,2cyclictest61650irq/133-enp0s29f1:rx-023:50:180
3147005991512,2cyclictest61650irq/133-enp0s29f1:rx-023:30:190
3147013991412,1cyclictest0-21swapper/220:50:132
3147008991410,2cyclictest3437192-21ntpq23:50:221
314701599139,2cyclictest0-21swapper/323:15:013
3147015991311,1cyclictest64-21kcompactd023:26:423
3147008991310,2cyclictest0-21swapper/122:00:241
3147008991310,2cyclictest0-21swapper/122:00:241
314700599138,3cyclictest16-21ksoftirqd/022:20:130
314701599129,2cyclictest3305789-21sed21:45:163
314700899122,2cyclictest191rcu_preempt19:50:001
314700899119,1cyclictest0-21swapper/119:10:001
314700899110,9cyclictest3299920-21cron21:40:001
314700599115,4cyclictest3147009-21cat19:10:000
31470159991,6cyclictest3147147-21latency_hist19:10:013
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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