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2026-05-21 - 14:49
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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 Thu May 21, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
42550399282,22cyclictest706615-21apt-get23:45:111
42550399281,22cyclictest497044-21apt-get20:20:131
42550399272,22cyclictest471729-21apt-get19:55:121
42550399271,22cyclictest711649-21apt-get23:50:121
42550399271,22cyclictest512278-21apt-get20:35:121
42550399261,21cyclictest660596-21apt-get23:00:111
42550399260,24cyclictest645384-21chrt22:45:111
42550899251,21cyclictest640349-21apt-get22:40:123
42550899251,21cyclictest0-21swapper/320:15:113
42550699251,21cyclictest456081-21apt-get19:40:122
42550399252,2cyclictest476807-21apt-get20:00:121
42550399252,21cyclictest747200-21apt-get00:25:111
425503992519,4cyclictest511164-21ntpq20:30:211
425503992519,3cyclictest547033-21ntpq21:05:211
42550399251,3cyclictest609461-21apt-get22:10:121
42550399251,3cyclictest485799-21ntpq20:05:251
42550399251,21cyclictest430829-21apt-get19:15:101
42550399250,23cyclictest645100-21cron22:45:011
425500992522,2cyclictest0-21swapper/022:05:000
42550099251,22cyclictest532960-21apt-get20:55:120
42550899242,2cyclictest579110-21apt-get21:40:123
42550899242,2cyclictest527887-21apt-get20:50:103
425508992419,2cyclictest584156-21apt-get21:45:113
42550899241,4cyclictest64-21kcompactd020:30:443
42550899240,5cyclictest659518-21/usr/sbin/munin22:55:213
42550899240,20cyclictest0-21swapper/322:10:113
425506992420,2cyclictest620035-21apt-get22:20:102
425506992420,2cyclictest548219-21apt-get21:10:132
425506992418,4cyclictest619816-21latency_hist22:20:012
42550699241,3cyclictest3777322-21systemd-journal00:34:272
42550699241,20cyclictest716728-21apt-get23:55:122
42550699241,20cyclictest486892-21apt-get20:10:112
42550699240,21cyclictest507232-21taskset20:30:112
425503992418,4cyclictest460998-21dpkg19:45:001
42550399241,3cyclictest0-21swapper/123:30:121
42550399241,3cyclictest0-21swapper/119:30:101
42550399241,21cyclictest0-21swapper/122:15:111
42550399241,21cyclictest0-21swapper/121:35:121
42550399241,21cyclictest0-21swapper/121:35:111
42550399241,21cyclictest0-21swapper/100:10:101
42550399241,20cyclictest553288-21apt-get21:15:121
42550399241,20cyclictest0-21swapper/123:35:121
42550399240,20cyclictest0-21swapper/119:10:071
425500992421,2cyclictest496738-21fwupd20:19:550
425500992420,2cyclictest726909-21apt-get00:05:130
425500992420,2cyclictest655471-21apt-get22:55:110
42550099241,21cyclictest691337-21apt-get23:30:120
42550099240,4cyclictest737524-21ps00:15:150
42550099240,23cyclictest686002-21awk23:25:000
425508992319,2cyclictest681244-21apt-get23:20:103
42550899231,19cyclictest558361-21apt-get21:20:123
42550899231,19cyclictest0-21swapper/323:45:113
42550899230,20cyclictest0-21swapper/322:35:113
425506992319,2cyclictest670708-21apt-get23:10:132
425506992319,2cyclictest425720-21apt-get19:10:072
425506992318,4cyclictest741869-21idleruntime-cro00:20:002
42550699231,21cyclictest518310-21sort20:40:232
42550699231,20cyclictest568532-21gpgv21:30:012
42550699231,20cyclictest568532-21gpgv21:30:002
42550699231,19cyclictest0-21swapper/200:25:122
42550699230,20cyclictest0-21swapper/221:55:112
42550699230,20cyclictest0-21swapper/221:35:122
42550699230,20cyclictest0-21swapper/221:35:112
42550699230,20cyclictest0-21swapper/219:25:112
42550699230,20cyclictest0-21swapper/219:20:142
425503992319,2cyclictest502136-21apt-get20:25:111
425503992319,2cyclictest435911-21apt-get19:20:131
425503992319,2cyclictest0-21swapper/123:05:111
425503992318,3cyclictest522417-21apt-get20:45:111
425503992318,3cyclictest466622-21apt-get19:50:101
42550399231,2cyclictest742120-21apt-get00:20:111
42550399231,2cyclictest538054-21apt-get21:00:121
42550399231,2cyclictest0-21swapper/120:15:111
42550399231,2cyclictest0-21swapper/100:05:121
42550399230,20cyclictest0-21swapper/100:35:121
425500992318,3cyclictest624835-21journal-offline22:25:000
42550099231,2cyclictest645381-21apt-get22:45:110
42550099231,2cyclictest548219-21apt-get21:10:130
42550099231,20cyclictest538054-21apt-get21:00:120
425508992219,2cyclictest0-21swapper/323:30:223
425508992219,1cyclictest0-21swapper/321:50:113
425508992218,2cyclictest0-21swapper/320:55:113
425508992216,3cyclictest676214-21apt-get23:15:143
42550899220,21cyclictest446476-21ps19:30:143
42550899220,20cyclictest0-21swapper/320:05:153
42550899220,20cyclictest0-21swapper/319:25:113
42550899220,19cyclictest0-21swapper/323:10:123
42550899220,19cyclictest0-21swapper/321:55:123
42550899220,19cyclictest0-21swapper/320:35:123
42550899220,19cyclictest0-21swapper/319:40:123
425506992219,1cyclictest0-21swapper/222:55:112
42550699220,20cyclictest0-21swapper/223:05:112
42550699220,20cyclictest0-21swapper/221:30:102
42550699220,20cyclictest0-21swapper/220:55:112
42550699220,19cyclictest0-21swapper/223:50:122
42550699220,19cyclictest0-21swapper/219:30:102
42550699220,19cyclictest0-21swapper/219:15:102
42550399220,2cyclictest490802-21ntpq20:10:201
42550399220,2cyclictest0-21swapper/120:50:101
42550399220,21cyclictest0-21swapper/123:12:341
42550399220,20cyclictest568278-21gpgv21:30:001
42550399220,20cyclictest568278-21gpgv21:29:591
42550399220,19cyclictest0-21swapper/120:40:121
425500992219,2cyclictest674654-21ntpq23:10:220
425500992216,4cyclictest696988-21irqcore23:35:160
42550099221,2cyclictest563449-21apt-get21:25:100
42550099221,2cyclictest563449-21apt-get21:25:090
42550099220,4cyclictest619779-21awk22:20:010
42550099220,2cyclictest532678-21cron20:55:000
425508992119,1cyclictest0-21swapper/322:53:113
425508992119,1cyclictest0-21swapper/320:40:113
425508992119,1cyclictest0-21swapper/320:25:213
425508992119,1cyclictest0-21swapper/300:35:113
425508992118,2cyclictest64-21kcompactd019:17:043
425508992118,2cyclictest0-21swapper/323:05:103
425508992117,3cyclictest603197-21ntp_22:00:193
42550899210,2cyclictest721856-21seq00:00:123
425506992119,1cyclictest0-21swapper/200:05:132
425506992118,2cyclictest0-21swapper/222:35:102
425506992117,2cyclictest0-21swapper/221:45:122
42550699210,2cyclictest640853-21irqcore22:40:162
42550699210,20cyclictest593239-21chrt21:50:222
42550699210,1cyclictest563182-21dump-pmu-power21:25:002
42550399215,6cyclictest757064-21munin-run00:35:001
425503992119,1cyclictest0-21swapper/123:55:211
425503992119,1cyclictest0-21swapper/121:55:111
425503992119,1cyclictest0-21swapper/100:16:321
425503992118,2cyclictest445728-21grep19:30:001
425503992118,2cyclictest0-21swapper/123:43:121
425503992118,1cyclictest0-21swapper/123:25:111
425503992118,1cyclictest0-21swapper/119:45:101
425503992116,3cyclictest635294-21apt-get22:35:111
425503992116,3cyclictest558361-21apt-get21:20:121
42550399210,2cyclictest0-21swapper/121:10:141
42550399210,1cyclictest0-21swapper/122:00:121
425500992119,1cyclictest0-21swapper/022:10:110
425500992119,1cyclictest0-21swapper/019:50:110
425500992118,2cyclictest517076-21idleruntime-cro20:40:000
425500992118,2cyclictest0-21swapper/019:45:010
425500992118,2cyclictest0-21swapper/019:10:070
425500992118,2cyclictest0-21swapper/000:20:110
425500992116,4cyclictest650921-21ps22:50:160
42550099210,20cyclictest722339-21ps00:00:160
42550099210,20cyclictest0-21swapper/023:00:120
425508992018,1cyclictest0-21swapper/323:39:593
425508992018,1cyclictest0-21swapper/323:00:123
425508992018,1cyclictest0-21swapper/322:30:113
425508992018,1cyclictest0-21swapper/321:10:133
425508992018,1cyclictest0-21swapper/320:10:123
425508992018,1cyclictest0-21swapper/319:35:173
425508992018,1cyclictest0-21swapper/300:22:273
425508992016,2cyclictest476535-21cron20:00:003
42550899200,1cyclictest0-21swapper/323:55:123
42550899200,1cyclictest0-21swapper/322:25:133
42550899200,1cyclictest0-21swapper/321:30:033
425506992018,1cyclictest0-21swapper/220:19:582
425506992018,1cyclictest0-21swapper/219:50:192
42550699200,1cyclictest696483-21apt-get23:35:122
42550699200,1cyclictest0-21swapper/223:45:112
42550699200,1cyclictest0-21swapper/223:30:122
42550699200,1cyclictest0-21swapper/223:00:122
42550699200,1cyclictest0-21swapper/220:35:122
42550699200,1cyclictest0-21swapper/220:05:142
42550699200,1cyclictest0-21swapper/200:10:112
42550699200,19cyclictest477319-21irqcore20:00:162
42550699200,19cyclictest1-21systemd21:19:592
42550699200,19cyclictest0-21swapper/223:27:372
42550699200,19cyclictest0-21swapper/223:15:142
42550699200,19cyclictest0-21swapper/220:50:102
42550699200,19cyclictest0-21swapper/219:45:112
425503992017,2cyclictest1-21systemd21:00:001
42550399200,1cyclictest0-21swapper/122:25:211
42550399200,19cyclictest0-21swapper/122:33:511
425500992018,1cyclictest64-21kcompactd022:42:270
425500992018,1cyclictest0-21swapper/023:15:140
425500992018,1cyclictest0-21swapper/022:30:110
425500992018,1cyclictest0-21swapper/022:25:130
425500992018,1cyclictest0-21swapper/022:05:110
425500992018,1cyclictest0-21swapper/019:20:140
425500992017,2cyclictest527335-21latency_hist20:50:000
425500992017,2cyclictest1-21systemd23:59:590
42550099200,1cyclictest0-21swapper/019:55:120
42550099200,19cyclictest0-21swapper/022:35:120
42550099200,19cyclictest0-21swapper/020:30:110
42550099200,19cyclictest0-21swapper/020:05:150
42550099200,19cyclictest0-21swapper/000:25:100
425508991918,0cyclictest0-21swapper/300:25:153
425508991917,1cyclictest0-21swapper/321:25:093
425508991917,1cyclictest0-21swapper/321:25:093
425508991917,1cyclictest0-21swapper/320:45:103
425508991917,1cyclictest0-21swapper/300:10:113
42550899190,18cyclictest756857-21sshd00:33:043
425506991918,1cyclictest0-21swapper/222:45:122
425506991918,1cyclictest0-21swapper/220:20:172
425506991916,2cyclictest0-21swapper/223:20:102
425506991916,1cyclictest757331-21apt-get00:35:122
425506991916,1cyclictest0-21swapper/222:10:122
425506991915,2cyclictest0-21swapper/221:45:002
42550699190,1cyclictest0-21swapper/222:05:102
425503991918,1cyclictest0-21swapper/123:15:151
425503991917,1cyclictest0-21swapper/119:35:131
425503991916,2cyclictest301rcuc/100:05:001
425503991915,2cyclictest0-21swapper/123:20:111
425500991917,1cyclictest716477-21basename23:55:000
425500991917,1cyclictest0-21swapper/023:40:110
425500991917,1cyclictest0-21swapper/021:55:410
425500991916,2cyclictest732454-21irqcore00:10:140
42550099190,19cyclictest0-21swapper/023:25:190
425508991816,1cyclictest0-21swapper/323:40:123
425508991816,1cyclictest0-21swapper/319:14:233
425508991816,1cyclictest0-21swapper/300:18:093
425508991816,1cyclictest0-21swapper/300:05:123
425508991815,1cyclictest0-21swapper/320:00:123
425508991814,2cyclictest0-21swapper/322:20:103
425506991816,1cyclictest0-21swapper/222:25:142
425506991816,1cyclictest0-21swapper/222:04:172
425506991816,1cyclictest0-21swapper/219:55:122
425506991815,2cyclictest0-21swapper/220:45:112
42550699180,1cyclictest0-21swapper/223:40:112
425503991816,1cyclictest0-21swapper/122:50:191
425503991814,2cyclictest604390-21apt-get22:05:111
425500991816,1cyclictest0-21swapper/021:40:120
425500991816,1cyclictest0-21swapper/021:30:100
425500991815,2cyclictest440963-21apt-get19:25:110
425508991715,1cyclictest0-21swapper/322:48:543
425508991715,1cyclictest0-21swapper/321:00:123
425508991714,2cyclictest466349-21cron19:50:003
425506991714,1cyclictest0-21swapper/219:35:132
42550699170,2cyclictest500-21dbus-daemon22:35:012
425503991715,1cyclictest0-21swapper/121:30:111
425503991713,2cyclictest0-21swapper/122:20:101
425500991715,1cyclictest64-21kcompactd021:19:070
425500991715,1cyclictest0-21swapper/021:45:120
425500991714,2cyclictest574018-21apt-get21:35:120
425500991714,2cyclictest574018-21apt-get21:35:110
425500991713,3cyclictest61650irq/133-enp0s29f1:rx-023:05:110
425500991711,2cyclictest61650irq/133-enp0s29f1:rx-019:30:190
425508991614,1cyclictest0-21swapper/319:22:273
425508991613,2cyclictest218-21jbd2/nvme0n1p2-822:10:003
425508991612,2cyclictest501875-21munin-run20:25:003
425503991611,3cyclictest655474-21taskset22:55:111
425500991615,1cyclictest0-21swapper/021:05:410
425500991614,1cyclictest0-21swapper/020:29:080
425500991613,2cyclictest61650irq/133-enp0s29f1:rx-000:35:210
425500991612,3cyclictest757054-21sh00:35:000
425506991513,1cyclictest0-21swapper/220:25:112
425503991511,3cyclictest589226-21apt-get21:50:111
425500991513,1cyclictest0-21swapper/020:20:130
425500991512,2cyclictest61650irq/133-enp0s29f1:rx-020:40:280
425500991512,2cyclictest61650irq/133-enp0s29f1:rx-019:35:260
425500991511,3cyclictest706909-21gltestperf23:45:160
425508991410,3cyclictest466848-21fschecks_time19:50:123
425503991411,2cyclictest579179-21cpuspeed_turbos21:40:151
425500991413,1cyclictest0-21swapper/021:20:230
425500991410,3cyclictest61650irq/133-enp0s29f1:rx-019:15:100
425500991410,2cyclictest461183-21latency_hist19:45:000
42550899139,3cyclictest690596-21unixbench_multi23:25:243
42550899139,2cyclictest0-21swapper/321:05:143
42550899138,3cyclictest619769-21awk22:20:013
425508991310,2cyclictest578379-21unixbench_multi21:35:273
425508991310,2cyclictest578379-21unixbench_multi21:35:273
425506991311,1cyclictest0-21swapper/222:54:482
425506991311,1cyclictest0-21swapper/200:20:112
42550099137,2cyclictest61650irq/133-enp0s29f1:rx-020:10:160
425500991312,1cyclictest0-21swapper/020:01:420
425508991210,1cyclictest553784-21ps21:15:163
42550699129,2cyclictest543235-21cpuspeed_turbos21:05:132
42550399127,4cyclictest588306-21sed21:45:241
425500991210,1cyclictest589710-21ps21:50:150
42550699119,1cyclictest0-21swapper/221:00:122
42550399115,4cyclictest425507-21cat19:10:011
42550899105,3cyclictest425423-21latency_hist19:10:003
42550699101,3cyclictest191rcu_preempt00:00:182
4255069995,3cyclictest425638-21cat19:10:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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