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2026-06-27 - 03:25
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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 Sat Jun 27, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
833025993120,3cyclictest889907-21apt-get20:05:110
83302599302,21cyclictest1150530-21apt-get00:20:110
83302599301,21cyclictest950574-21apt-get21:05:120
833025992817,3cyclictest859006-21apt-get19:35:130
83303099270,24cyclictest970825-21seq21:25:141
83303299261,6cyclictest3777322-21systemd-journal19:25:012
83303299261,21cyclictest945520-21apt-get21:00:112
83303299261,21cyclictest0-21swapper/223:40:082
83303299260,5cyclictest1165825-21sshd00:34:292
833035992519,3cyclictest1084224-21apt-get23:15:123
83303599251,20cyclictest1104953-21apt-get23:35:113
833032992520,3cyclictest930406-21apt-get20:45:102
83303299251,21cyclictest1001625-21apt-get21:55:122
83303299250,4cyclictest3777322-21systemd-journal21:50:002
833030992518,5cyclictest1011733-21taskset22:05:121
83303099251,21cyclictest895008-21apt-get20:10:111
833035992420,2cyclictest1130315-21apt-get00:00:113
83303599241,20cyclictest996591-21apt-get21:50:113
83303599240,21cyclictest0-21swapper/322:05:113
833032992420,2cyclictest915202-21apt-get20:30:122
833032992419,3cyclictest940490-21apt-get20:55:112
833032992419,3cyclictest910149-21apt-get20:25:112
83303299241,21cyclictest843185-21munin-run19:20:002
83303299241,20cyclictest1031995-21apt-get22:25:122
83303299240,21cyclictest900573-21tr20:15:152
83303299240,21cyclictest1012229-21sed22:05:162
83303099242,2cyclictest925333-21apt-get20:40:121
833030992419,3cyclictest3777322-21systemd-journal00:30:001
833030992419,3cyclictest1074092-21apt-get23:05:121
833030992418,4cyclictest914935-21sh20:30:001
83303099241,3cyclictest1006699-21apt-get22:00:121
83303099241,21cyclictest949469-21ntpq21:00:201
83303099241,20cyclictest1079146-21apt-get23:10:111
83303099240,20cyclictest1150530-21apt-get00:20:101
83302599242,3cyclictest874611-21apt-get19:50:120
833025992421,2cyclictest1073577-21latency_hist23:05:010
833025992420,3cyclictest1135370-21apt-get00:05:130
833035992319,2cyclictest925063-21cron20:40:003
83303599231,19cyclictest1155586-21apt-get00:25:133
83303599231,19cyclictest0-21swapper/323:50:123
83303599231,19cyclictest0-21swapper/319:55:133
833032992320,2cyclictest905115-21apt-get20:20:112
833032992319,2cyclictest1166154-21apt-get00:35:112
83303299231,2cyclictest1094849-21apt-get23:25:122
83303299231,19cyclictest0-21swapper/219:55:132
83303299230,22cyclictest1057860-21apt-config22:50:012
83303299230,21cyclictest965495-21basename21:19:592
83303299230,21cyclictest1130067-21dirname23:59:592
83303299230,21cyclictest1074096-21seq23:05:122
83303299230,20cyclictest985993-21apt-get21:40:132
83303299230,20cyclictest985993-21apt-get21:40:122
83303299230,20cyclictest0-21swapper/223:20:112
833030992319,2cyclictest853938-21apt-get19:30:121
833030992319,2cyclictest1110005-21apt-get23:40:091
833030992318,2cyclictest960686-21apt-get21:15:121
83303099231,2cyclictest1115082-21apt-get23:45:101
83303099231,21cyclictest1026941-21apt-get22:20:121
83303099231,20cyclictest0-21swapper/123:50:111
83303099231,20cyclictest0-21swapper/122:30:121
83303099230,22cyclictest844317-21irqcore19:20:161
83303099230,20cyclictest0-21swapper/120:55:111
83303099230,20cyclictest0-21swapper/119:35:121
83302599231,2cyclictest833238-21apt-get19:10:110
83302599231,2cyclictest0-21swapper/023:15:120
833035992218,2cyclictest0-21swapper/319:25:133
833035992217,4cyclictest857869-21ld19:30:203
83303599221,20cyclictest0-21swapper/322:03:073
83303599221,18cyclictest0-21swapper/319:15:123
83303599220,2cyclictest0-21swapper/321:33:003
83303599220,20cyclictest0-21swapper/320:10:113
83303599220,19cyclictest0-21swapper/323:00:133
83303599220,19cyclictest0-21swapper/320:20:113
83303599220,19cyclictest0-21swapper/319:45:113
833032992219,2cyclictest1-21systemd22:35:012
833032992219,2cyclictest1140398-21apt-get00:10:112
833032992219,2cyclictest0-21swapper/222:55:092
833032992219,2cyclictest0-21swapper/220:10:112
833032992219,1cyclictest0-21swapper/221:25:142
833032992218,2cyclictest975861-21apt-get21:30:112
833032992217,3cyclictest1145453-21apt-get00:15:122
833032992217,3cyclictest1145453-21apt-get00:15:122
833032992217,2cyclictest0-21swapper/221:20:122
83303299221,20cyclictest0-21swapper/200:05:132
83303299220,3cyclictest1124911-21cron23:55:002
83303299220,2cyclictest0-21swapper/219:45:002
83303299220,21cyclictest956082-21/usr/sbin/munin21:10:152
83303299220,20cyclictest863825-21awk19:40:012
83303299220,20cyclictest0-21swapper/200:00:112
833030992217,4cyclictest1150278-21munin-run00:20:001
833030992217,4cyclictest1150278-21munin-run00:20:001
83303099221,2cyclictest0-21swapper/122:35:031
83303099221,2cyclictest0-21swapper/121:05:041
83303099221,2cyclictest0-21swapper/120:33:521
83303099221,19cyclictest0-21swapper/122:40:101
83303099221,19cyclictest0-21swapper/119:40:121
83303099220,3cyclictest833726-21grep19:10:151
83303099220,21cyclictest301rcuc/119:20:001
83303099220,19cyclictest0-21swapper/121:40:121
83303099220,19cyclictest0-21swapper/121:40:111
833025992219,2cyclictest1047955-21apt-get22:40:090
833025992218,2cyclictest848895-21apt-get19:25:130
83302599220,2cyclictest1110488-21ps23:40:140
83302599220,2cyclictest0-21swapper/019:55:100
83302599220,21cyclictest1100399-21grep23:30:150
83302599220,20cyclictest1120625-21grep23:50:160
83302599220,20cyclictest0-21swapper/022:25:410
833035992119,1cyclictest980918-21apt-get21:35:133
833035992119,1cyclictest0-21swapper/322:35:113
833035992118,2cyclictest995916-21cut21:50:013
833035992118,2cyclictest1104678-21cron23:35:003
833035992118,2cyclictest0-21swapper/323:45:113
833035992118,1cyclictest0-21swapper/321:10:113
833035992117,3cyclictest1125689-21grep23:55:163
833035992117,2cyclictest1058207-21apt-config22:50:013
833035992116,4cyclictest964566-21/usr/sbin/munin21:15:203
83303599210,20cyclictest64-21kcompactd021:21:113
83303599210,20cyclictest0-21swapper/321:02:213
83303599210,20cyclictest0-21swapper/320:44:593
83303599210,19cyclictest0-21swapper/320:25:113
83303599210,19cyclictest0-21swapper/300:30:023
83303599210,18cyclictest0-21swapper/322:15:113
833032992119,1cyclictest0-21swapper/220:00:112
833032992118,2cyclictest873966-21apt-config19:50:002
833032992118,2cyclictest1058510-21apt-get22:50:112
833032992118,2cyclictest0-21swapper/223:00:132
833032992118,2cyclictest0-21swapper/219:25:132
833032992118,1cyclictest0-21swapper/220:50:112
833032992118,1cyclictest0-21swapper/219:30:122
833032992117,2cyclictest0-21swapper/223:15:122
83303299210,20cyclictest0-21swapper/221:50:112
83303299210,19cyclictest0-21swapper/222:15:112
833030992119,1cyclictest32-21ksoftirqd/123:00:001
83303099211,2cyclictest1130783-21taskset00:00:151
83303099211,1cyclictest1089325-21apt-get23:20:111
83303099211,1cyclictest0-21swapper/120:05:121
83303099211,1cyclictest0-21swapper/100:35:111
83303099211,19cyclictest0-21swapper/123:15:421
83303099211,19cyclictest0-21swapper/120:02:091
83303099210,2cyclictest935939-21cut20:50:151
83303099210,2cyclictest1-21systemd19:55:011
83303099210,20cyclictest64-21kcompactd022:14:561
83303099210,20cyclictest64-21kcompactd000:30:251
83303099210,20cyclictest0-21swapper/121:50:131
83303099210,19cyclictest935169-21sh20:49:591
833025992119,2cyclictest64-21kcompactd021:12:030
833025992119,1cyclictest0-21swapper/020:17:440
833025992118,2cyclictest996028-21apt-config21:50:010
833025992118,2cyclictest0-21swapper/020:20:110
833025992117,2cyclictest1011458-21ls22:05:010
83302599211,19cyclictest1037471-21apt-get22:30:120
83302599210,2cyclictest1149390-21ntpq00:15:210
83302599210,2cyclictest1149390-21ntpq00:15:210
83302599210,2cyclictest0-21swapper/020:45:110
83302599210,20cyclictest971311-21grep21:25:190
83302599210,20cyclictest0-21swapper/023:20:110
833035992019,1cyclictest0-21swapper/300:24:303
833035992018,1cyclictest64-21kcompactd020:54:193
833035992018,1cyclictest1036796-21munin-run22:30:003
833035992018,1cyclictest0-21swapper/323:40:583
833035992018,1cyclictest0-21swapper/320:45:113
833035992018,1cyclictest0-21swapper/319:35:213
833035992018,1cyclictest0-21swapper/319:20:213
833035992018,1cyclictest0-21swapper/300:35:113
833035992017,1cyclictest0-21swapper/320:30:123
83303599200,1cyclictest0-21swapper/322:50:123
83303599200,1cyclictest0-21swapper/320:15:113
83303599200,1cyclictest0-21swapper/319:50:123
83303599200,1cyclictest0-21swapper/319:10:113
83303599200,19cyclictest0-21swapper/323:25:123
83303599200,19cyclictest0-21swapper/323:20:113
833032992018,1cyclictest0-21swapper/222:00:122
833032992016,2cyclictest1042234-21apt-get22:35:032
83303299200,1cyclictest0-21swapper/223:48:292
83303299200,1cyclictest0-21swapper/222:20:132
83303299200,1cyclictest0-21swapper/222:10:122
83303299200,1cyclictest0-21swapper/220:09:412
833030992018,1cyclictest0-21swapper/123:30:111
833030992018,1cyclictest0-21swapper/119:48:101
833030992017,2cyclictest1125189-21apt-get23:55:121
833030992017,2cyclictest0-21swapper/123:25:111
833030992016,3cyclictest1073408-21munin-run23:05:011
833030992016,2cyclictest900084-21apt-get20:15:121
83303099200,1cyclictest0-21swapper/121:30:111
83303099200,1cyclictest0-21swapper/121:20:121
83303099200,19cyclictest849376-21irqcore19:25:171
83303099200,19cyclictest0-21swapper/123:35:111
83303099200,19cyclictest0-21swapper/121:14:441
833025992018,1cyclictest0-21swapper/021:00:100
833025992017,2cyclictest869141-21apt-get19:45:110
833025992016,3cyclictest925821-21grep20:40:170
833025992015,3cyclictest3777322-21systemd-journal22:20:010
83302599200,1cyclictest0-21swapper/022:20:120
83302599200,1cyclictest0-21swapper/021:50:110
83302599200,1cyclictest0-21swapper/021:15:210
83302599200,1cyclictest0-21swapper/020:37:060
83302599200,1cyclictest0-21swapper/019:30:110
83302599200,1cyclictest0-21swapper/000:35:110
83302599200,19cyclictest64-21kcompactd021:30:510
83302599200,19cyclictest0-21swapper/023:36:400
83302599200,19cyclictest0-21swapper/023:26:270
83302599200,19cyclictest0-21swapper/022:50:110
83302599200,19cyclictest0-21swapper/022:10:120
83302599200,19cyclictest0-21swapper/020:00:110
83302599200,19cyclictest0-21swapper/000:31:290
833035991918,1cyclictest0-21swapper/322:21:553
833035991917,1cyclictest0-21swapper/322:55:103
833035991917,1cyclictest0-21swapper/320:00:113
833035991917,1cyclictest0-21swapper/300:05:133
833035991916,2cyclictest890397-21sort20:05:163
833035991916,2cyclictest1078882-21munin-run23:10:003
83303599190,18cyclictest0-21swapper/319:45:003
833032991917,1cyclictest0-21swapper/222:41:492
833032991916,2cyclictest954524-21sshd21:05:212
833032991916,2cyclictest920278-21apt-get20:35:132
833032991915,3cyclictest875110-21sed19:50:162
833030991917,1cyclictest64-21kcompactd022:16:011
833030991917,1cyclictest0-21swapper/122:25:121
833030991915,2cyclictest0-21swapper/122:55:011
83303099190,1cyclictest0-21swapper/120:35:131
83303099190,19cyclictest0-21swapper/121:35:131
833025991917,1cyclictest0-21swapper/022:35:110
833025991917,1cyclictest0-21swapper/000:25:210
833025991916,2cyclictest945253-21latency_hist21:00:000
833025991916,2cyclictest843829-21chrt19:20:120
833025991916,2cyclictest64-21kcompactd023:07:380
833025991915,3cyclictest838308-21apt-get19:15:120
83302599190,1cyclictest0-21swapper/021:23:530
83302599190,19cyclictest0-21swapper/020:55:000
83302599190,19cyclictest0-21swapper/000:10:110
833035991817,1cyclictest64-21kcompactd023:12:283
83303599180,1cyclictest0-21swapper/321:55:133
833032991816,1cyclictest0-21swapper/200:27:112
833032991814,2cyclictest1104677-21cron23:35:002
833030991814,3cyclictest906067-21kthreadcore20:20:161
833025991817,1cyclictest0-21swapper/021:58:160
833025991816,1cyclictest0-21swapper/023:58:100
833025991816,1cyclictest0-21swapper/021:40:170
833025991816,1cyclictest0-21swapper/021:40:160
833025991816,1cyclictest0-21swapper/019:41:430
833025991816,1cyclictest0-21swapper/000:00:110
833025991815,1cyclictest0-21swapper/022:05:130
833025991813,3cyclictest61650irq/133-enp0s29f1:rx-022:55:090
833035991715,1cyclictest970822-21apt-get21:25:143
833035991715,1cyclictest0-21swapper/321:05:123
833035991714,2cyclictest1016785-21apt-get22:10:123
833032991715,1cyclictest0-21swapper/223:35:102
833032991712,4cyclictest1083144-21sshd23:10:212
833030991715,1cyclictest0-21swapper/121:55:351
833030991712,2cyclictest1053032-21apt-get22:45:121
833025991716,1cyclictest0-21swapper/020:10:130
833025991715,1cyclictest0-21swapper/020:25:120
833025991714,2cyclictest0-21swapper/021:40:000
833025991713,3cyclictest61650irq/133-enp0s29f1:rx-020:30:120
833032991613,2cyclictest981286-21gltestperf21:35:162
833030991614,1cyclictest0-21swapper/100:10:111
833035991513,1cyclictest0-21swapper/322:30:123
833035991512,2cyclictest509-21systemd-logind00:20:003
833035991512,2cyclictest509-21systemd-logind00:20:003
833030991513,1cyclictest64-21kcompactd000:05:091
833030991511,3cyclictest0-21swapper/121:50:011
833035991412,1cyclictest64-21kcompactd000:13:453
833030991410,2cyclictest884562-21awk20:00:001
83302599149,4cyclictest1057003-21ntpq22:45:220
833035991310,2cyclictest0-21swapper/322:40:153
833035991310,2cyclictest0-21swapper/320:55:193
83303299139,3cyclictest1150844-21gltestperf00:20:132
83303599128,3cyclictest986153-21diskstats21:40:133
83303599128,3cyclictest986153-21diskstats21:40:133
83302599129,2cyclictest61650irq/133-enp0s29f1:rx-023:45:200
83302599121,9cyclictest832955-21latency_hist19:10:010
83302599120,11cyclictest1082977-21grep23:10:180
83303599100,3cyclictest833184-21cat19:10:003
83303299106,3cyclictest925645-21head20:40:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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