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2026-09-01 - 06:25
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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 all highest latencies:
System rackeslot4.osadl.org (updated Tue Sep 01, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111375499287,20cyclictest311ktimers/100:27:381
1113759992718,6cyclictest0-21swapper/323:35:123
111375999271,24cyclictest0-21swapper/323:15:123
111375999271,23cyclictest0-21swapper/319:25:143
111375999261,22cyclictest0-21swapper/321:25:123
111375999261,21cyclictest1344750-21apt-get22:55:123
111375799261,21cyclictest1324426-21apt-get22:35:132
1113754992619,5cyclictest1150406-21apt-get19:45:131
111375999251,2cyclictest0-21swapper/320:06:443
111375999251,22cyclictest1282940-21apt-get21:55:133
111375999251,22cyclictest0-21swapper/323:40:123
111375999250,23cyclictest1319828-21sort22:30:173
111375999250,22cyclictest0-21swapper/323:20:113
111375799252,20cyclictest1390394-21apt-get23:40:122
1113757992520,3cyclictest1349824-21apt-get23:00:112
111375799251,20cyclictest1252446-21apt-get21:25:132
111375799251,20cyclictest0-21swapper/220:10:142
111375799251,20cyclictest0-21swapper/200:35:142
111375499251,21cyclictest1138674-21ntpq19:30:211
111375499251,21cyclictest0-21swapper/122:55:121
111375499250,21cyclictest0-21swapper/123:15:121
111375499250,20cyclictest0-21swapper/100:30:151
1113750992522,2cyclictest0-21swapper/021:25:160
1113750992522,1cyclictest0-21swapper/019:45:180
1113759992420,2cyclictest1384113-21ntpq23:30:203
1113759992419,3cyclictest0-21swapper/322:35:123
1113759992419,3cyclictest0-21swapper/319:45:133
1113759992419,2cyclictest0-21swapper/300:25:123
111375999241,2cyclictest1200608-21ntpq20:30:203
111375999241,21cyclictest3777322-21systemd-journal00:35:003
111375999241,21cyclictest0-21swapper/323:10:113
111375999241,20cyclictest0-21swapper/321:20:113
111375999240,20cyclictest1176257-21chrt20:10:123
111375999240,20cyclictest0-21swapper/320:35:123
1113757992420,2cyclictest1232131-21apt-get21:05:122
111375799241,20cyclictest1431553-21apt-get00:25:122
111375799241,20cyclictest0-21swapper/222:15:122
111375799241,20cyclictest0-21swapper/219:50:112
1113754992420,2cyclictest1416375-21apt-get00:10:081
1113754992420,2cyclictest1395465-21apt-get23:45:111
1113754992420,2cyclictest0-21swapper/119:40:001
1113754992417,4cyclictest3871586-21snmpd21:45:081
111375499241,3cyclictest1186469-21apt-get20:20:121
111375499241,20cyclictest1165688-21apt-get20:00:141
111375499240,4cyclictest1410640-21runrttasks00:00:111
111375499240,2cyclictest0-21swapper/119:10:131
111375499240,22cyclictest1319827-21irqcore22:30:171
111375499240,21cyclictest1191560-21apt-get20:25:131
111375499240,21cyclictest0-21swapper/119:20:111
111375099242,2cyclictest1216915-21apt-get20:50:120
111375099241,21cyclictest1385298-21apt-get23:35:130
111375099241,21cyclictest1176254-21apt-get20:10:130
111375099240,23cyclictest64-21kcompactd000:06:320
1113759992321,1cyclictest1415580-21latency_hist00:05:003
1113759992320,2cyclictest500-21dbus-daemon22:09:593
1113759992320,2cyclictest0-21swapper/320:45:013
1113759992319,2cyclictest1257540-21apt-get21:30:133
1113759992319,2cyclictest1119088-21apt-get19:15:123
1113759992317,4cyclictest1278338-21grep21:50:153
111375999231,21cyclictest0-21swapper/320:16:263
111375999231,20cyclictest1113971-21apt-get19:10:133
111375999231,20cyclictest0-21swapper/319:20:113
111375999230,2cyclictest64-21kcompactd000:13:303
111375999230,21cyclictest64-21kcompactd000:35:013
111375999230,21cyclictest0-21swapper/322:45:123
111375999230,21cyclictest0-21swapper/320:00:133
111375999230,20cyclictest64-21kcompactd023:00:563
111375999230,20cyclictest64-21kcompactd019:52:453
111375999230,20cyclictest0-21swapper/323:55:123
111375999230,20cyclictest0-21swapper/321:40:123
111375999230,20cyclictest0-21swapper/321:05:113
1113757992320,2cyclictest0-21swapper/200:30:172
1113757992319,2cyclictest0-21swapper/222:40:112
1113757992318,3cyclictest1288514-21cut22:00:152
1113757992317,4cyclictest1365553-21grep23:15:162
111375799231,3cyclictest1171182-21apt-get20:05:122
111375799231,19cyclictest0-21swapper/220:25:122
111375799231,19cyclictest0-21swapper/220:15:132
111375799230,20cyclictest0-21swapper/223:55:122
111375799230,20cyclictest0-21swapper/220:45:132
111375799230,20cyclictest0-21swapper/220:35:112
111375799230,20cyclictest0-21swapper/220:30:112
111375799230,20cyclictest0-21swapper/219:35:122
111375799230,20cyclictest0-21swapper/219:10:132
1113754992320,2cyclictest1242274-21apt-get21:15:131
1113754992318,3cyclictest1303645-21apt-get22:15:121
1113754992317,3cyclictest0-21swapper/123:35:131
111375499230,2cyclictest0-21swapper/120:59:261
111375499230,21cyclictest1252941-21tr21:25:161
111375499230,21cyclictest0-21swapper/121:05:121
111375499230,20cyclictest0-21swapper/123:40:121
111375499230,20cyclictest0-21swapper/123:10:111
111375499230,20cyclictest0-21swapper/122:45:131
111375499230,20cyclictest0-21swapper/121:55:131
111375499230,20cyclictest0-21swapper/119:25:141
1113750992320,2cyclictest1365059-21apt-get23:15:110
1113750992320,2cyclictest1113745-21cyclictest20:09:590
1113750992319,2cyclictest1410636-21apt-get00:00:110
1113750992318,4cyclictest1426232-21ls00:19:590
111375099231,2cyclictest1247348-21apt-get21:20:120
111375099231,2cyclictest1196653-21apt-get20:30:110
111375099231,20cyclictest1298576-21apt-get22:10:130
111375099231,19cyclictest1426504-21apt-get00:20:110
1113759992220,1cyclictest1319056-21idleruntime-cro22:30:003
1113759992220,1cyclictest1319056-21idleruntime-cro22:30:003
1113759992219,2cyclictest0-21swapper/323:25:123
1113759992219,2cyclictest0-21swapper/320:56:453
1113759992218,2cyclictest0-21swapper/320:50:113
1113759992217,3cyclictest1263103-21irqcore21:35:153
1113759992217,3cyclictest0-21swapper/321:00:133
1113759992217,2cyclictest1144597-21apt-get19:40:023
111375999220,2cyclictest1426226-21cron00:19:593
111375999220,2cyclictest1274980-21sed21:45:173
111375999220,2cyclictest0-21swapper/319:30:203
111375999220,21cyclictest0-21swapper/320:25:133
1113757992219,2cyclictest0-21swapper/223:45:112
1113757992219,1cyclictest0-21swapper/220:00:152
1113757992218,3cyclictest1349547-21cron23:00:002
111375799221,19cyclictest0-21swapper/220:50:112
111375799220,2cyclictest1165408-21cron20:00:002
111375799220,2cyclictest0-21swapper/223:50:122
111375799220,2cyclictest0-21swapper/223:20:112
111375799220,20cyclictest1431290-21cron00:25:012
1113754992219,2cyclictest1442185-21apt-get00:35:141
1113754992219,1cyclictest0-21swapper/120:15:131
1113754992218,3cyclictest0-21swapper/122:05:131
1113754992218,2cyclictest0-21swapper/123:25:121
1113754992218,2cyclictest0-21swapper/122:35:121
111375499221,2cyclictest1262608-21apt-get21:35:121
111375499220,2cyclictest0-21swapper/120:06:441
111375499220,21cyclictest0-21swapper/121:20:121
111375499220,20cyclictest0-21swapper/121:30:221
111375499220,1cyclictest64-21kcompactd023:57:551
111375499220,19cyclictest1201729-21apt-get20:35:111
111375499220,19cyclictest0-21swapper/123:20:111
1113750992219,2cyclictest1359988-21apt-get23:10:120
1113750992219,2cyclictest1293102-21apt-get22:05:140
1113750992219,2cyclictest1170498-21munin-run20:05:000
1113750992218,3cyclictest1113975-21sshd19:10:130
111375099221,2cyclictest1113745-21cyclictest21:40:150
111375099221,20cyclictest3777322-21systemd-journal20:50:010
111375099221,1cyclictest1145290-21apt-get19:40:130
111375099220,20cyclictest0-21swapper/020:15:130
1113759992118,2cyclictest1211846-21apt-get20:45:133
1113759992118,2cyclictest0-21swapper/322:25:003
1113759992118,1cyclictest1160595-21apt-get19:55:133
1113759992118,1cyclictest0-21swapper/322:15:123
111375999210,20cyclictest0-21swapper/320:20:433
1113757992119,1cyclictest0-21swapper/221:50:212
1113757992119,1cyclictest0-21swapper/221:35:592
1113757992118,2cyclictest1247067-21cron21:20:002
1113757992118,2cyclictest0-21swapper/222:30:132
1113757992118,2cyclictest0-21swapper/222:10:012
1113757992118,2cyclictest0-21swapper/221:30:132
1113757992118,2cyclictest0-21swapper/200:05:002
1113757992118,1cyclictest0-21swapper/223:30:122
1113757992117,3cyclictest1297924-21munin-run22:10:002
1113757992117,2cyclictest1338557-21ntpq22:45:212
1113757992117,2cyclictest0-21swapper/200:09:452
111375799211,1cyclictest0-21swapper/221:20:112
111375799210,1cyclictest0-21swapper/200:16:432
1113754992118,2cyclictest0-21swapper/123:30:201
1113754992118,2cyclictest0-21swapper/120:40:131
1113754992118,2cyclictest0-21swapper/100:20:121
1113754992117,2cyclictest0-21swapper/122:25:001
111375499210,20cyclictest0-21swapper/123:00:561
111375499210,1cyclictest0-21swapper/119:52:451
1113750992119,1cyclictest1409511-21ntpq23:55:220
1113750992119,1cyclictest1288006-21apt-get22:00:110
1113750992119,1cyclictest0-21swapper/021:45:120
1113750992119,1cyclictest0-21swapper/021:05:210
1113750992119,1cyclictest0-21swapper/000:30:000
111375099210,3cyclictest1226805-21cron21:00:010
111375099210,2cyclictest1129733-21ps19:25:190
111375099210,20cyclictest64-21kcompactd023:05:140
111375099210,20cyclictest1227083-21apt-get21:00:130
111375099210,1cyclictest0-21swapper/021:30:130
1113759992018,1cyclictest0-21swapper/323:50:233
1113759992017,2cyclictest0-21swapper/323:10:003
111375999200,19cyclictest0-21swapper/322:50:203
1113757992018,1cyclictest0-21swapper/221:55:132
1113757992017,2cyclictest1124158-21apt-get19:20:112
1113757992017,2cyclictest0-21swapper/223:10:112
1113757992016,2cyclictest1129728-21sort19:25:182
111375799200,1cyclictest0-21swapper/223:36:242
111375799200,18cyclictest0-21swapper/223:05:112
1113754992017,1cyclictest64-21kcompactd023:50:241
1113754992017,1cyclictest0-21swapper/120:50:111
1113754992016,2cyclictest1278340-21irqcore21:50:161
1113754992016,2cyclictest0-21swapper/121:00:131
111375499201,19cyclictest64-21kcompactd020:34:421
111375499200,1cyclictest1421452-21chrt00:15:101
111375499200,19cyclictest1315189-21ps22:25:171
111375499200,19cyclictest1315189-21ps22:25:171
111375499200,19cyclictest0-21swapper/121:40:121
111375499200,19cyclictest0-21swapper/120:47:041
111375499200,19cyclictest0-21swapper/120:10:121
1113750992018,1cyclictest1395625-21sshd23:45:130
1113750992018,1cyclictest1313943-21sed22:25:010
1113750992018,1cyclictest0-21swapper/022:15:120
1113750992018,1cyclictest0-21swapper/020:40:130
1113750992018,1cyclictest0-21swapper/020:20:130
1113750992017,2cyclictest64-21kcompactd023:03:370
1113750992017,2cyclictest1375179-21apt-get23:25:120
1113750992015,4cyclictest1441915-21cron00:35:000
1113750992012,1cyclictest191rcu_preempt22:25:130
1113750992012,1cyclictest191rcu_preempt22:25:130
111375099200,2cyclictest1123880-21cron19:20:000
111375099200,1cyclictest0-21swapper/022:55:110
111375099200,1cyclictest0-21swapper/021:50:120
111375099200,1cyclictest0-21swapper/021:39:130
111375099200,1cyclictest0-21swapper/019:35:010
111375099200,19cyclictest1370108-21apt-get23:20:110
111375099200,19cyclictest1196402-21munin-run20:30:000
111375099200,19cyclictest0-21swapper/022:30:120
111375099200,19cyclictest0-21swapper/021:15:130
111375099200,19cyclictest0-21swapper/000:35:130
111375099200,19cyclictest0-21swapper/000:10:080
1113759991917,1cyclictest0-21swapper/322:43:003
1113759991917,1cyclictest0-21swapper/319:39:593
1113759991916,1cyclictest0-21swapper/323:45:123
1113757991918,1cyclictest0-21swapper/221:00:132
1113757991917,1cyclictest0-21swapper/222:20:042
1113757991917,1cyclictest0-21swapper/219:40:132
1113757991917,1cyclictest0-21swapper/200:10:082
1113757991916,2cyclictest1188711-21sort20:20:182
1113757991915,3cyclictest0-21swapper/221:00:012
1113754991916,2cyclictest1160663-21cpuspeed_turbos19:55:141
1113754991916,2cyclictest0-21swapper/119:40:021
1113754991916,2cyclictest0-21swapper/119:15:131
1113750991917,1cyclictest1334658-21apt-get22:45:120
1113750991916,2cyclictest1400536-21apt-get23:50:120
111375099190,18cyclictest1242002-21awk21:15:010
111375099190,18cyclictest0-21swapper/019:21:020
1113759991816,1cyclictest0-21swapper/321:15:133
1113757991816,1cyclictest1134723-21apt-get19:30:112
1113757991815,2cyclictest0-21swapper/222:25:012
1113757991815,2cyclictest0-21swapper/222:25:012
1113754991816,1cyclictest1344473-21cron22:55:001
1113754991816,1cyclictest1334187-21apt-get22:43:001
1113750991816,1cyclictest0-21swapper/023:40:170
1113750991815,1cyclictest0-21swapper/021:55:130
1113759991714,2cyclictest1288006-21apt-get22:00:113
1113757991715,1cyclictest1277584-21idleruntime-cro21:50:002
1113757991714,1cyclictest0-21swapper/221:40:122
1113754991714,1cyclictest1237201-21apt-get21:10:111
1113754991713,3cyclictest1290243-21ps22:00:161
1113759991615,1cyclictest0-21swapper/321:10:113
1113759991613,2cyclictest1426870-21gltestperf00:20:143
1113757991614,1cyclictest0-21swapper/222:50:112
1113757991614,1cyclictest0-21swapper/220:44:552
1113754991613,2cyclictest0-21swapper/122:15:001
1113750991615,1cyclictest0-21swapper/019:31:480
1113750991614,1cyclictest0-21swapper/020:35:120
1113750991613,2cyclictest514-21in:imuxsock22:55:010
1113757991512,2cyclictest0-21swapper/223:30:002
1113757991510,3cyclictest1241997-21cron21:15:012
1113750991512,2cyclictest61650irq/133-enp0s29f1:rx-023:32:340
111375999141,5cyclictest1416285-21cat00:10:003
1113754991411,2cyclictest1355412-21irqcore23:05:161
1113750991411,2cyclictest61650irq/133-enp0s29f1:rx-022:35:220
1113750991411,2cyclictest61650irq/133-enp0s29f1:rx-019:55:140
1113759991310,2cyclictest1299081-21sed22:10:173
1113750991310,2cyclictest61650irq/133-enp0s29f1:rx-019:50:130
111375799128,3cyclictest0-21swapper/219:15:202
111375799127,4cyclictest1151012-21sed19:45:172
111375499121,3cyclictest1113681-21latency_hist19:10:001
111375999111,9cyclictest1113681-21latency_hist19:10:003
111375499117,3cyclictest3777322-21systemd-journal00:08:141
111375099108,1cyclictest0-21swapper/019:10:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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