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2026-05-05 - 04:34
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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 May 05, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
868278993129,1cyclictest903600-21idleruntime-cro19:44:590
86827899271,24cyclictest1098333-21irqcore22:55:160
868284992621,3cyclictest261-21systemd-journal22:40:002
86828499261,21cyclictest1159539-21apt-get23:55:102
86827899261,22cyclictest1026085-21apt-get21:45:110
86827899261,21cyclictest924087-21apt-get20:05:120
86827899260,24cyclictest873985-21irqcore19:15:160
86828899251,21cyclictest913956-21apt-get19:55:123
86828499254,20cyclictest1056623-21cron22:15:002
86828499252,20cyclictest1097850-21apt-get22:55:132
86828499250,21cyclictest1179922-21apt-get00:15:122
868282992522,2cyclictest1133458-21idleruntime-cro23:30:001
86828299251,21cyclictest1148917-21apt-get23:45:111
86828299251,20cyclictest0-21swapper/121:45:111
86827899252,21cyclictest974933-21apt-get20:55:130
86827899251,22cyclictest1195161-21apt-get00:30:110
86827899251,21cyclictest0-21swapper/021:35:120
868288992420,2cyclictest1128668-21apt-get23:25:133
868288992420,2cyclictest1123166-21apt-get23:20:133
86828899241,20cyclictest0-21swapper/320:20:113
86828899241,20cyclictest0-21swapper/320:20:113
868284992420,2cyclictest1020987-21apt-get21:40:122
868284992420,2cyclictest1000677-21apt-get21:20:122
86828499241,3cyclictest1200248-21apt-get00:35:112
86828499240,20cyclictest0-21swapper/222:45:112
868282992420,2cyclictest1102903-21apt-get23:00:131
868282992420,2cyclictest1102903-21apt-get23:00:131
86828299241,20cyclictest888688-21apt-get19:30:121
86828299241,20cyclictest1164689-21apt-get00:00:121
86827899241,3cyclictest1061982-21apt-get22:20:130
86827899241,2cyclictest1179922-21apt-get00:15:120
86827899241,22cyclictest0-21swapper/019:25:110
86827899241,21cyclictest1154463-21apt-get23:50:110
86827899241,21cyclictest0-21swapper/020:10:110
86827899241,20cyclictest1133732-21apt-get23:30:120
868288992319,2cyclictest1118086-21apt-get23:15:123
868288992319,2cyclictest1067082-21apt-get22:25:133
868288992319,2cyclictest1051824-21apt-get22:10:113
868288992316,5cyclictest1011059-21fschecks_time21:30:143
86828899231,21cyclictest1142742-21ntpq23:35:213
86828899230,21cyclictest1086322-21chrt22:40:213
86828899230,20cyclictest0-21swapper/321:35:123
868284992319,2cyclictest949207-21sh20:30:002
86828499230,3cyclictest1072593-21ps22:30:152
86828499230,21cyclictest959703-21chrt20:40:112
86828499230,21cyclictest1031645-21irqcore21:50:162
86828499230,20cyclictest0-21swapper/223:20:122
86828499230,20cyclictest0-21swapper/222:40:102
86828499230,20cyclictest0-21swapper/219:45:122
86828499230,20cyclictest0-21swapper/200:05:162
868282992319,2cyclictest883635-21apt-get19:25:111
868282992318,3cyclictest873986-21ps19:15:161
86828299231,20cyclictest1184998-21apt-get00:20:091
86828299230,20cyclictest1011327-21ps21:30:161
86828299230,20cyclictest0-21swapper/100:15:121
868278992319,2cyclictest1169748-21apt-get00:05:160
868278992319,2cyclictest1123166-21apt-get23:20:120
868278992319,2cyclictest1025833-21munin-run21:45:010
868278992319,2cyclictest0-21swapper/021:10:210
86827899231,2cyclictest989899-21https21:10:010
86827899231,2cyclictest1056899-21apt-get22:15:110
86827899231,2cyclictest0-21swapper/023:00:130
86827899231,2cyclictest0-21swapper/023:00:130
86827899231,21cyclictest1092798-21apt-get22:50:130
86827899231,21cyclictest0-21swapper/019:30:120
86827899230,21cyclictest0-21swapper/000:25:140
868288992218,2cyclictest1077163-21apt-get22:35:103
86828899221,2cyclictest50-21ksoftirqd/320:25:213
86828899220,20cyclictest990567-21apt-get21:10:113
86828899220,19cyclictest0-21swapper/320:05:123
868284992219,2cyclictest0-21swapper/223:30:122
868284992219,2cyclictest0-21swapper/200:25:142
868284992218,2cyclictest988424-21grep21:05:212
868284992218,2cyclictest979751-21kworker/u8:2+flush-259:021:55:082
868284992218,2cyclictest949477-21apt-get20:30:112
86828499221,20cyclictest702-21runrttasks23:35:122
86828499220,20cyclictest1106791-21sshd23:00:212
86828499220,20cyclictest1106791-21sshd23:00:212
86828499220,19cyclictest0-21swapper/223:25:132
86828499220,19cyclictest0-21swapper/221:45:102
86828499220,19cyclictest0-21swapper/220:45:122
868282992220,1cyclictest0-21swapper/122:45:011
868282992219,2cyclictest985068-21chrt21:05:141
868282992219,2cyclictest1190100-21apt-get00:25:141
868282992219,1cyclictest1138785-21apt-get23:35:101
868282992218,2cyclictest1113008-21apt-get23:10:111
868282992218,1cyclictest0-21swapper/100:30:111
86828299221,20cyclictest261-21systemd-journal00:10:211
86828299220,2cyclictest995647-21taskset21:15:121
86828299220,2cyclictest974933-21apt-get20:55:121
86828299220,19cyclictest0-21swapper/122:20:131
86828299220,19cyclictest0-21swapper/121:20:121
868278992220,1cyclictest1082238-21apt-get22:40:090
868278992219,2cyclictest1046770-21apt-get22:05:110
868278992219,2cyclictest0-21swapper/023:15:120
868278992219,2cyclictest0-21swapper/020:35:110
868278992218,2cyclictest0-21swapper/023:25:130
86827899221,20cyclictest64-21kcompactd020:45:140
86827899221,20cyclictest0-21swapper/021:00:180
86827899220,2cyclictest1174821-21apt-get00:10:120
86827899220,2cyclictest1070983-21ntpq22:25:220
86827899220,2cyclictest0-21swapper/023:10:110
86827899220,2cyclictest0-21swapper/020:03:190
86827899220,2cyclictest0-21swapper/019:10:120
86827899220,21cyclictest0-21swapper/021:15:120
868288992119,1cyclictest968674-21ntpq20:45:203
868288992119,1cyclictest64-21kcompactd000:09:003
868288992119,1cyclictest0-21swapper/323:45:113
868288992119,1cyclictest0-21swapper/322:45:123
868288992119,1cyclictest0-21swapper/321:20:113
868288992119,1cyclictest0-21swapper/320:55:123
868288992118,2cyclictest996144-21irqcore21:15:163
868288992118,1cyclictest0-21swapper/322:05:123
868288992118,1cyclictest0-21swapper/300:00:123
868288992117,3cyclictest1025809-21cron21:45:013
868288992117,3cyclictest0-21swapper/321:05:143
86828899210,20cyclictest0-21swapper/319:54:103
86828899210,1cyclictest923807-21cron20:05:003
86828899210,19cyclictest0-21swapper/323:50:123
86828899210,19cyclictest0-21swapper/323:00:133
86828899210,19cyclictest0-21swapper/323:00:133
86828899210,19cyclictest0-21swapper/300:10:113
868284992119,1cyclictest64-21kcompactd021:04:362
868284992119,1cyclictest0-21swapper/222:20:122
868284992119,1cyclictest0-21swapper/219:20:122
868284992118,2cyclictest1189830-21awk00:25:002
868284992118,2cyclictest0-21swapper/220:05:132
868284992117,2cyclictest898557-21munin-run19:40:002
86828499210,20cyclictest64-21kcompactd020:10:492
868282992119,1cyclictest1046770-21apt-get22:05:121
868282992118,2cyclictest939117-21idleruntime-cro20:20:001
868282992118,2cyclictest0-21swapper/121:35:121
868282992118,2cyclictest0-21swapper/120:05:121
868282992118,1cyclictest0-21swapper/122:15:011
86828299211,1cyclictest0-21swapper/123:21:411
86828299210,2cyclictest1041465-21cron22:00:001
86828299210,20cyclictest261-21systemd-journal19:21:541
86828299210,18cyclictest964778-21apt-get20:45:121
86828299210,18cyclictest0-21swapper/119:40:191
868278992119,1cyclictest0-21swapper/022:11:150
868278992119,1cyclictest0-21swapper/000:00:120
86827899211,1cyclictest0-21swapper/020:20:000
86827899211,19cyclictest0-21swapper/023:05:140
86827899210,2cyclictest0-21swapper/023:55:200
86827899210,2cyclictest0-21swapper/020:25:110
86827899210,20cyclictest1040610-21sshd21:55:210
86827899210,20cyclictest0-21swapper/022:02:070
86827899210,20cyclictest0-21swapper/020:52:140
86827899210,20cyclictest0-21swapper/000:20:090
86827899210,1cyclictest0-21swapper/023:44:160
86827899210,1cyclictest0-21swapper/020:30:110
868288992018,1cyclictest1101722-21ntpq22:55:203
868288992018,1cyclictest0-21swapper/320:10:113
868288992018,1cyclictest0-21swapper/319:30:123
868288992018,1cyclictest0-21swapper/319:20:123
868288992017,2cyclictest951723-21kthreadcore20:30:173
868288992017,2cyclictest1073060-21kthreadcore22:30:163
868288992016,2cyclictest1097572-21cron22:55:003
86828899200,1cyclictest1026089-21taskset21:45:113
86828899200,1cyclictest0-21swapper/321:30:013
86828899200,1cyclictest0-21swapper/320:50:123
86828899200,19cyclictest64-21kcompactd000:39:393
86828899200,19cyclictest261-21systemd-journal00:34:593
86828899200,19cyclictest0-21swapper/320:40:563
86828899200,19cyclictest0-21swapper/319:35:113
868284992018,1cyclictest0-21swapper/223:06:062
868284992018,1cyclictest0-21swapper/222:15:112
868284992018,1cyclictest0-21swapper/219:43:242
868284992017,2cyclictest0-21swapper/219:15:132
868284992016,2cyclictest868495-21apt-get19:10:132
86828499201,1cyclictest0-21swapper/222:53:432
86828499200,1cyclictest0-21swapper/222:25:132
86828499200,1cyclictest0-21swapper/220:57:362
86828499200,1cyclictest0-21swapper/200:00:122
86828499200,19cyclictest0-21swapper/220:16:452
86828499200,19cyclictest0-21swapper/220:01:422
86828499200,19cyclictest0-21swapper/200:31:012
868282992018,1cyclictest913704-21idleruntime-cro19:55:001
868282992018,1cyclictest0-21swapper/122:50:131
868282992018,1cyclictest0-21swapper/122:25:231
868282992018,1cyclictest0-21swapper/120:25:111
868282992018,1cyclictest0-21swapper/119:10:121
868282992017,1cyclictest0-21swapper/120:30:111
868282992016,1cyclictest0-21swapper/120:10:111
86828299200,3cyclictest990316-21cat21:10:011
86828299200,1cyclictest0-21swapper/123:50:111
86828299200,1cyclictest0-21swapper/121:40:131
86828299200,1cyclictest0-21swapper/119:35:121
868278992017,2cyclictest1089962-21kthreadcore22:45:170
868278992016,2cyclictest10351392sleep021:50:210
86827899200,1cyclictest0-21swapper/023:45:110
86827899200,1cyclictest0-21swapper/019:50:220
868288991917,1cyclictest64-21kcompactd021:00:503
868288991917,1cyclictest0-21swapper/319:42:213
868288991917,1cyclictest0-21swapper/319:25:133
868284991917,1cyclictest0-21swapper/223:55:012
868284991917,1cyclictest0-21swapper/223:10:112
868284991917,1cyclictest0-21swapper/200:10:122
868284991916,2cyclictest0-21swapper/222:00:132
868284991915,2cyclictest1015887-21apt-get21:35:122
86828499190,1cyclictest0-21swapper/221:25:122
86828499190,1cyclictest0-21swapper/219:30:162
868282991917,1cyclictest964530-21idleruntime-cro20:45:001
868282991917,1cyclictest1120318-21kthreadcore23:15:171
868282991917,1cyclictest0-21swapper/123:55:201
868282991917,1cyclictest0-21swapper/120:35:111
868282991916,1cyclictest1005733-21apt-get21:25:121
868282991916,1cyclictest0-21swapper/123:30:121
868282991916,1cyclictest0-21swapper/121:50:111
868282991916,1cyclictest0-21swapper/121:00:181
868282991915,2cyclictest702-21runrttasks20:00:181
86828299190,1cyclictest0-21swapper/122:13:241
868278991917,1cyclictest893765-21apt-get19:35:120
868278991917,1cyclictest0-21swapper/021:25:120
868278991914,3cyclictest964508-21cron20:45:000
868288991816,1cyclictest64-21kcompactd021:52:263
868288991816,1cyclictest0-21swapper/323:30:123
868288991816,1cyclictest0-21swapper/320:35:113
868288991815,2cyclictest0-21swapper/319:45:233
868284991816,1cyclictest0-21swapper/223:16:182
868284991816,1cyclictest0-21swapper/221:10:122
868284991816,1cyclictest0-21swapper/220:20:122
868284991816,1cyclictest0-21swapper/220:20:112
868284991816,1cyclictest0-21swapper/219:55:002
868284991815,2cyclictest0-21swapper/220:50:122
868282991817,0cyclictest0-21swapper/123:44:151
868282991816,1cyclictest0-21swapper/122:56:581
868282991815,2cyclictest261-21systemd-journal00:39:591
868282991815,2cyclictest1087745-21chrt22:45:121
86828299181,16cyclictest943325-21ntpq20:20:211
86828299181,16cyclictest943325-21ntpq20:20:201
86828299180,1cyclictest0-21swapper/123:05:151
86827899180,17cyclictest0-21swapper/019:45:220
868288991715,1cyclictest0-21swapper/319:10:133
868288991715,1cyclictest0-21swapper/300:20:103
868288991715,1cyclictest0-21swapper/300:15:133
868288991714,2cyclictest1108883-21ps23:05:203
868288991714,2cyclictest1037639-21kthreadcore21:55:163
868284991712,3cyclictest995933-21gltestperf21:15:152
86828499170,16cyclictest0-21swapper/223:45:152
868282991713,3cyclictest1072283-21fschecks_count22:30:131
868278991715,1cyclictest0-21swapper/023:35:100
868288991614,1cyclictest0-21swapper/322:23:373
868284991614,1cyclictest0-21swapper/223:45:002
868284991614,1cyclictest0-21swapper/222:05:122
868284991613,2cyclictest0-21swapper/221:30:122
86828499161,12cyclictest9139392sleep219:55:112
868282991613,2cyclictest918752-21munin-run19:59:591
868278991613,2cyclictest61650irq/133-enp0s29f1:rx-020:20:180
868278991613,2cyclictest61650irq/133-enp0s29f1:rx-020:20:180
868278991613,2cyclictest1081980-21sh22:40:000
868288991513,1cyclictest0-21swapper/320:15:133
868288991512,2cyclictest1116762-21/usr/sbin/munin23:10:183
868288991512,2cyclictest1061289-21unixbench_singl22:15:243
868282991511,3cyclictest972085-21ps20:50:191
868282991511,3cyclictest904161-21gltestperf19:45:141
868282991511,3cyclictest1169723-21/usr/sbin/munin00:05:271
86827899158,5cyclictest1204221-21sshd00:35:200
86827899152,12cyclictest1072110-21apt-get22:30:110
868278991511,3cyclictest61650irq/133-enp0s29f1:rx-021:20:110
86828899147,5cyclictest500-21dbus-daemon22:05:003
868288991412,1cyclictest0-21swapper/323:40:113
868288991412,1cyclictest0-21swapper/319:15:133
868288991411,2cyclictest1193896-21needreboot00:25:193
868282991410,3cyclictest1041463-21cron22:04:551
868278991411,2cyclictest61650irq/133-enp0s29f1:rx-021:30:130
86828299138,3cyclictest1081387-21sed22:35:221
86827899139,3cyclictest171ktimers/019:55:190
86828499127,4cyclictest959434-21idleruntime-cro20:39:592
86827899110,9cyclictest868382-21cat19:10:000
8682849991,6cyclictest883919-21fw_conntrack19:25:152
8682829985,2cyclictest18050irq/130-nvme0q219:10:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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