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2025-12-19 - 03:57
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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 Fri Dec 19, 2025 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1227972992621,3cyclictest1366475-21apt-get21:25:123
122797299261,4cyclictest1289835-21apt-get20:10:133
122796899261,22cyclictest1514681-21apt-get23:50:132
1227966992621,3cyclictest1524912-21apt-get00:00:141
122796699261,21cyclictest1238312-21apt-get19:20:101
122797299251,3cyclictest1560489-21apt-get00:35:133
122797299251,3cyclictest0-21swapper/320:55:133
122797299251,22cyclictest1294888-21apt-get20:15:133
122797299250,24cyclictest1330280-21taskset20:50:153
122796899252,20cyclictest1437806-21apt-get22:35:132
122796899251,21cyclictest1417113-21apt-get22:15:112
122796699252,21cyclictest1504526-21apt-get23:40:131
122796699251,20cyclictest1233257-21apt-get19:15:101
122797299241,3cyclictest1253941-21apt-get19:35:123
122797299241,2cyclictest1473750-21apt-get23:10:133
122797299241,21cyclictest1366191-21cron21:25:013
122797299241,21cyclictest1275142-21cut19:55:173
122797299241,21cyclictest0-21swapper/322:30:133
122797299240,22cyclictest1397325-21ps21:55:153
1227968992420,2cyclictest1499047-21apt-get23:35:132
1227968992420,2cyclictest1442905-21apt-get22:40:112
1227968992420,2cyclictest1325197-21apt-get20:45:122
1227968992420,2cyclictest1228673-21sort19:10:162
122796899240,20cyclictest0-21swapper/222:45:122
122796699241,2cyclictest1273096-21ntpq19:50:241
122796699241,22cyclictest261-21systemd-journal22:20:001
122796299242,2cyclictest1458540-21apt-get22:55:140
1227972992319,2cyclictest0-21swapper/322:10:123
1227972992318,3cyclictest1544943-21cron00:19:593
122797299231,2cyclictest0-21swapper/321:00:123
122797299231,2cyclictest0-21swapper/320:40:133
122797299231,21cyclictest1304689-21cron20:25:013
122797299231,21cyclictest0-21swapper/322:25:123
122797299230,21cyclictest1503851-21basename23:40:003
122797299230,20cyclictest1483909-21apt-get23:20:133
122796899231,2cyclictest1244300-21tr19:25:162
122796899230,20cyclictest0-21swapper/220:10:122
122796899230,20cyclictest0-21swapper/219:20:102
1227966992320,2cyclictest1457351-21ntpq22:50:221
1227966992316,5cyclictest0-21swapper/122:00:001
122796699231,20cyclictest0-21swapper/123:15:111
1227962992319,2cyclictest1371551-21apt-get21:30:130
1227962992319,2cyclictest1330277-21apt-get20:50:140
122796299231,2cyclictest1493994-21apt-get23:30:120
122796299231,2cyclictest1320144-21apt-get20:40:120
122796299230,21cyclictest1397340-21grep21:55:150
1227972992218,3cyclictest1376353-21basename21:35:003
1227972992218,2cyclictest1391508-21cron21:50:013
1227972992218,2cyclictest1391508-21cron21:50:003
1227972992218,2cyclictest1315113-21apt-get20:35:143
1227972992218,2cyclictest1284504-21ls20:05:003
1227972992217,4cyclictest1421917-21idleruntime-cro22:20:003
1227972992217,3cyclictest0-21swapper/322:50:133
122797299220,21cyclictest1453232-21awk22:50:003
122797299220,19cyclictest1284781-21apt-get20:05:123
1227968992219,2cyclictest1479311-21ps23:15:162
1227968992218,3cyclictest702-21runrttasks23:40:122
1227968992218,2cyclictest1248886-21apt-get19:30:102
122796899220,20cyclictest1274005-21munin-run19:55:002
122796899220,20cyclictest0-21swapper/221:35:142
122796899220,20cyclictest0-21swapper/220:30:132
122796899220,19cyclictest0-21swapper/222:20:132
122796899220,19cyclictest0-21swapper/222:10:112
122796899220,19cyclictest0-21swapper/222:05:142
122796899220,19cyclictest0-21swapper/220:15:132
122796899220,19cyclictest0-21swapper/220:05:132
122796899220,19cyclictest0-21swapper/219:15:112
1227966992219,2cyclictest1303811-21ntpq20:20:221
122796699221,20cyclictest514-21in:imuxsock21:35:001
122796699221,20cyclictest32-21ksoftirqd/122:45:001
122796699221,20cyclictest261-21systemd-journal22:10:011
122796699221,19cyclictest1422192-21apt-get22:20:131
122796699221,19cyclictest0-21swapper/121:25:131
122796699220,19cyclictest0-21swapper/123:25:131
122796699220,19cyclictest0-21swapper/120:40:121
122796699220,19cyclictest0-21swapper/100:25:121
1227962992217,3cyclictest1412049-21apt-get22:10:120
122796299221,2cyclictest1453485-21apt-get22:50:130
122796299221,20cyclictest1304970-21apt-get20:25:120
122796299221,19cyclictest1560225-21turbostat00:34:590
122796299220,3cyclictest1504100-21apt-key23:40:000
1227972992119,1cyclictest0-21swapper/323:45:113
1227972992119,1cyclictest0-21swapper/323:05:133
1227972992118,2cyclictest1264050-21apt-get19:45:123
1227972992117,2cyclictest0-21swapper/323:55:163
122797299211,1cyclictest0-21swapper/323:30:113
122797299210,20cyclictest0-21swapper/322:40:123
122797299210,20cyclictest0-21swapper/321:35:233
122797299210,20cyclictest0-21swapper/319:30:103
122797299210,1cyclictest0-21swapper/322:35:223
122797299210,1cyclictest0-21swapper/300:05:163
122797299210,19cyclictest0-21swapper/300:10:143
1227968992119,1cyclictest1559335-21ntpq00:30:232
1227968992119,1cyclictest0-21swapper/220:40:132
1227968992116,3cyclictest1539870-21sh00:15:002
122796899210,2cyclictest0-21swapper/223:00:002
122796899210,1cyclictest1387242-21ps21:45:172
122796899210,1cyclictest1387242-21ps21:45:172
122796899210,1cyclictest0-21swapper/223:20:142
122796899210,1cyclictest0-21swapper/222:00:112
122796899210,1cyclictest0-21swapper/221:55:112
122796899210,19cyclictest0-21swapper/223:25:122
122796899210,19cyclictest0-21swapper/221:30:132
1227966992119,1cyclictest0-21swapper/122:00:111
1227966992119,1cyclictest0-21swapper/120:15:131
1227966992119,1cyclictest0-21swapper/119:30:111
1227966992119,1cyclictest0-21swapper/100:15:211
1227966992118,2cyclictest0-21swapper/121:15:001
122796699210,2cyclictest1258994-21apt-get19:40:111
122796699210,20cyclictest1510066-21ps23:45:151
122796699210,1cyclictest0-21swapper/122:55:141
122796699210,19cyclictest0-21swapper/123:10:141
1227962992119,1cyclictest0-21swapper/023:45:110
1227962992119,1cyclictest0-21swapper/023:40:130
1227962992119,1cyclictest0-21swapper/023:20:130
1227962992118,2cyclictest1299919-21apt-get20:20:140
1227962992117,3cyclictest1464085-21tr23:00:170
122796299211,1cyclictest0-21swapper/021:05:000
122796299211,19cyclictest0-21swapper/019:40:120
122796299210,2cyclictest1391787-21/usr/sbin/munin21:50:120
122796299210,2cyclictest1329113-21ntpq20:45:210
122796299210,20cyclictest0-21swapper/022:20:130
122796299210,20cyclictest0-21swapper/022:15:110
122796299210,20cyclictest0-21swapper/019:25:000
1227972992018,1cyclictest1391789-21apt-get21:50:123
1227972992018,1cyclictest0-21swapper/323:40:133
1227972992018,1cyclictest0-21swapper/322:00:213
1227972992018,1cyclictest0-21swapper/320:30:133
1227972992018,1cyclictest0-21swapper/319:25:023
1227972992017,2cyclictest1550305-21apt-get00:25:113
1227972992017,2cyclictest0-21swapper/319:25:003
122797299200,19cyclictest1309773-21sh20:30:003
1227968992018,1cyclictest0-21swapper/222:25:122
1227968992018,1cyclictest0-21swapper/219:55:132
1227968992017,1cyclictest0-21swapper/220:20:152
1227968992016,2cyclictest1345432-21latency_hist21:05:002
1227968992014,3cyclictest1345878-21apt-get21:05:142
1227968992012,1cyclictest0-21swapper/200:04:592
122796899200,1cyclictest0-21swapper/220:25:122
122796899200,1cyclictest0-21swapper/200:20:132
122796899200,1cyclictest0-21swapper/200:20:132
1227966992018,1cyclictest1550037-21cron00:25:001
1227966992018,1cyclictest1550037-21cron00:24:591
1227966992016,3cyclictest1412532-21ps22:10:161
122796699200,1cyclictest1535536-21irqcore00:10:181
122796699200,1cyclictest0-21swapper/123:50:121
122796699200,1cyclictest0-21swapper/122:25:121
122796699200,1cyclictest0-21swapper/120:10:131
122796699200,19cyclictest261-21systemd-journal23:40:001
122796699200,18cyclictest0-21swapper/122:45:121
122796699200,18cyclictest0-21swapper/100:35:121
1227962992018,1cyclictest0-21swapper/023:55:110
1227962992018,1cyclictest0-21swapper/023:15:200
1227962992018,1cyclictest0-21swapper/020:35:120
1227962992018,1cyclictest0-21swapper/019:55:130
1227962992018,1cyclictest0-21swapper/019:15:110
1227962992018,1cyclictest0-21swapper/000:15:130
122796299200,1cyclictest1386759-21apt-get21:45:120
122796299200,1cyclictest1386759-21apt-get21:45:120
122796299200,1cyclictest0-21swapper/023:05:130
122796299200,1cyclictest0-21swapper/020:10:130
122796299200,1cyclictest0-21swapper/019:30:100
122796299200,19cyclictest0-21swapper/022:40:120
122796299200,19cyclictest0-21swapper/019:10:120
122796299200,19cyclictest0-21swapper/000:25:120
1227972991917,1cyclictest1550044-21idleruntime-cro00:25:003
1227972991917,1cyclictest1550044-21idleruntime-cro00:25:003
1227972991917,1cyclictest0-21swapper/300:00:143
1227972991916,2cyclictest1350658-21idleruntime-cro21:10:003
1227972991916,2cyclictest1228182-21apt-get19:10:123
1227968991917,1cyclictest0-21swapper/223:10:142
1227968991917,1cyclictest0-21swapper/222:30:132
1227968991917,1cyclictest0-21swapper/200:25:102
1227968991917,1cyclictest0-21swapper/200:15:122
1227966991918,0cyclictest0-21swapper/119:35:121
1227966991917,1cyclictest0-21swapper/121:35:131
1227966991917,1cyclictest0-21swapper/121:15:111
1227966991917,1cyclictest0-21swapper/119:45:121
1227966991917,1cyclictest0-21swapper/100:05:161
122796699190,1cyclictest0-21swapper/120:25:121
1227962991918,1cyclictest0-21swapper/020:15:130
1227962991917,1cyclictest1535046-21apt-get00:10:140
1227962991917,1cyclictest1381424-21cron21:40:000
1227962991917,1cyclictest1264533-21ps19:45:160
1227962991916,2cyclictest1310048-21apt-get20:30:130
1227962991915,3cyclictest1-21systemd22:40:010
1227962991914,4cyclictest702-21runrttasks19:35:120
122796299190,1cyclictest0-21swapper/019:25:120
122796299190,1cyclictest0-21swapper/000:00:190
1227972991815,2cyclictest0-21swapper/321:15:003
122797299180,0cyclictest0-21swapper/323:25:113
1227968991816,1cyclictest0-21swapper/223:55:122
1227968991816,1cyclictest0-21swapper/221:25:132
1227968991816,1cyclictest0-21swapper/221:15:112
1227968991816,1cyclictest0-21swapper/219:45:122
1227968991815,2cyclictest0-21swapper/223:10:012
1227968991814,3cyclictest0-21swapper/223:05:002
1227968991814,2cyclictest1509581-21apt-get23:45:112
122796699180,1cyclictest1488677-21awk23:25:001
1227962991816,1cyclictest1565262-21basename00:40:000
1227962991815,1cyclictest1401941-21apt-get22:00:110
1227972991715,1cyclictest0-21swapper/322:20:123
1227972991715,1cyclictest0-21swapper/319:40:113
1227972991714,2cyclictest1355670-21apt-get21:15:023
1227968991715,1cyclictest0-21swapper/221:50:132
1227966991715,1cyclictest0-21swapper/122:35:131
1227966991715,1cyclictest0-21swapper/120:35:131
1227966991713,3cyclictest2875-21cron00:00:001
122796299177,8cyclictest211rcuc/020:05:000
1227962991714,2cyclictest61650irq/133-enp0s29f1:rx-021:40:360
1227962991714,2cyclictest61650irq/133-enp0s29f1:rx-021:05:160
1227968991613,2cyclictest1330771-21irqcore20:50:192
1227968991611,3cyclictest0-21swapper/221:15:002
1227966991615,0cyclictest0-21swapper/123:00:121
1227966991614,1cyclictest0-21swapper/121:05:131
1227966991613,2cyclictest0-21swapper/120:10:001
1227962991614,1cyclictest0-21swapper/020:55:130
1227962991613,2cyclictest61650irq/133-enp0s29f1:rx-021:25:150
1227962991613,2cyclictest1547461-21kthreadcore00:20:190
1227962991613,2cyclictest1547461-21kthreadcore00:20:180
1227962991613,2cyclictest1432727-21apt-get22:30:130
1227962991612,3cyclictest61650irq/133-enp0s29f1:rx-023:10:140
1227962991612,3cyclictest61650irq/133-enp0s29f1:rx-022:25:190
1227962991612,3cyclictest61650irq/133-enp0s29f1:rx-020:05:120
1227962991612,2cyclictest0-21swapper/021:15:010
122797299159,4cyclictest261-21systemd-journal23:55:003
122797299157,2cyclictest191rcu_preempt23:19:593
1227972991512,2cyclictest1273546-21unixbench_singl19:50:273
1227972991511,3cyclictest0-21swapper/300:30:133
1227972991511,2cyclictest0-21swapper/322:05:163
1227968991513,1cyclictest0-21swapper/219:10:002
1227968991512,2cyclictest1560815-21gltestperf00:35:152
1227966991512,2cyclictest311ktimers/120:00:161
1227966991512,2cyclictest1392734-21kthreadcore21:50:181
1227966991512,2cyclictest1-21systemd00:33:011
1227966991511,3cyclictest1330583-21gltestperf20:50:171
1227966991511,2cyclictest0-21swapper/121:45:151
1227966991511,2cyclictest0-21swapper/121:45:151
122796699150,3cyclictest1498785-21awk23:34:591
1227962991513,1cyclictest1488938-21apt-get23:25:120
122796299150,5cyclictest12697302sed19:50:180
1227972991412,1cyclictest0-21swapper/322:55:123
122797299140,5cyclictest1385689-21tr21:40:233
1227968991412,1cyclictest1530463-21irqcore00:05:212
1227968991410,2cyclictest1279703-21apt-get20:00:122
1227968991410,2cyclictest0-21swapper/222:50:242
1227968991410,2cyclictest0-21swapper/219:40:172
122796699148,4cyclictest261-21systemd-journal21:04:591
1227966991410,3cyclictest311ktimers/120:55:131
122796299147,5cyclictest500-21dbus-daemon22:10:010
1227962991413,1cyclictest0-21swapper/021:20:120
1227962991412,1cyclictest1448430-21apt-get22:45:120
1227962991411,2cyclictest0-21swapper/023:54:590
122796899135,4cyclictest1494504-21sed23:30:152
1227968991310,2cyclictest1361753-21gltestperf21:20:162
1227968991310,2cyclictest1336299-21tr20:55:182
1227968991310,2cyclictest1254887-21kthreadcore19:35:172
122796699139,3cyclictest1433223-21irqcore22:30:171
122796699138,4cyclictest500-21dbus-daemon20:34:591
1227966991311,1cyclictest0-21swapper/119:25:021
122796699130,6cyclictest1279422-21cron20:00:001
122796299139,3cyclictest61650irq/133-enp0s29f1:rx-021:15:110
122797299128,3cyclictest1233431-21fschecks_count19:15:133
122796899128,2cyclictest1315492-21hddtemp_smartct20:35:172
122796899120,3cyclictest1386497-21awk21:45:012
122796699129,2cyclictest1381771-21cpuspeed_turbos21:40:141
122796699121,9cyclictest1330001-21latency_hist20:50:001
122796699116,4cyclictest1366344-21cat21:25:001
122796699114,5cyclictest1472647-21ntpq23:05:241
122796299119,1cyclictest0-21swapper/000:05:200
122797299106,3cyclictest1227883-21latency_hist19:10:003
12279669996,2cyclictest1228185-21seq19:10:121
12279629985,2cyclictest0-21swapper/019:10:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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