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2026-07-08 - 07:12
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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 Wed Jul 08, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
119600699271,22cyclictest1435650-21apt-get23:05:143
119600699271,22cyclictest1435650-21apt-get23:05:133
119600699271,22cyclictest1308336-21apt-get21:00:123
1196002992723,2cyclictest0-21swapper/222:50:002
119600299271,24cyclictest1431078-21irqcore23:00:162
119599799264,21cyclictest171ktimers/021:35:120
119599799260,2cyclictest191rcu_preempt22:10:000
119600699252,2cyclictest1425560-21apt-get22:55:123
119600699251,21cyclictest1511968-21apt-get00:20:103
119600699251,21cyclictest1369465-21apt-get22:00:123
119600299254,1cyclictest0-21swapper/221:30:132
1196002992519,3cyclictest1396972-21kthreadcore22:25:182
119600299251,21cyclictest1527220-21apt-get00:35:122
119600299250,23cyclictest1349230-21seq21:40:122
119600099252,20cyclictest1272498-21apt-get20:25:091
1195997992520,3cyclictest1460990-21apt-get23:30:100
119600699241,3cyclictest1303762-21irqcore20:55:313
119600699241,21cyclictest3777322-21systemd-journal20:45:003
119600699241,21cyclictest0-21swapper/321:45:163
119600699241,21cyclictest0-21swapper/319:35:163
119600699241,20cyclictest0-21swapper/300:15:133
119600699240,21cyclictest0-21swapper/323:35:123
119600699240,20cyclictest0-21swapper/319:10:113
119600299242,21cyclictest1399795-21apt-get22:30:122
1196002992419,3cyclictest516-21rs:main2
119600299241,22cyclictest401ktimers/220:40:122
119600099242,21cyclictest1466024-21apt-get23:35:121
1196000992420,2cyclictest1298204-21apt-get20:50:101
119600099241,2cyclictest1486265-21apt-get23:55:111
119599799241,21cyclictest3777322-21systemd-journal22:35:000
119599799241,21cyclictest1384676-21apt-get22:15:130
1196006992319,3cyclictest1441656-21kthreadcore23:10:173
1196006992319,2cyclictest1211377-21apt-get19:25:133
1196006992319,2cyclictest0-21swapper/320:20:123
1196006992318,3cyclictest0-21swapper/319:55:133
1196006992317,5cyclictest1480919-21basename23:50:013
119600699230,22cyclictest1414171-21sort22:40:243
119600699230,20cyclictest0-21swapper/323:20:103
119600699230,20cyclictest0-21swapper/320:35:133
119600699230,20cyclictest0-21swapper/320:35:133
119600699230,20cyclictest0-21swapper/300:05:113
119600299232,20cyclictest41-21ksoftirqd/223:50:172
1196002992320,2cyclictest0-21swapper/200:10:012
1196002992316,5cyclictest1267173-21cron20:20:002
119600299231,2cyclictest1445783-21apt-get23:15:142
119600299231,2cyclictest1277557-21apt-get20:30:132
119600299231,21cyclictest1344150-21apt-get21:35:122
119600299231,21cyclictest0-21swapper/223:35:122
119600299231,20cyclictest1501861-21apt-get00:10:122
1196000992320,2cyclictest1430595-21apt-get23:00:111
1196000992319,2cyclictest1359357-21apt-get21:50:121
1196000992319,2cyclictest0-21swapper/121:25:131
1196000992317,4cyclictest1-21systemd00:32:021
119600099231,2cyclictest1420484-21apt-get22:50:121
119600099231,21cyclictest1501861-21apt-get00:10:121
119600099231,20cyclictest1303260-21apt-get20:55:131
119599799232,20cyclictest1196211-21apt-get19:10:100
119599799231,2cyclictest1455940-21apt-get23:25:120
119599799231,2cyclictest1414983-21apt-get22:45:130
119599799231,2cyclictest1409902-21apt-get22:40:110
119599799231,20cyclictest1364412-21apt-get21:55:130
119599799230,22cyclictest1323225-21cron21:15:000
1196006992219,2cyclictest64-21kcompactd020:48:433
1196006992219,2cyclictest64-21kcompactd020:08:233
1196006992219,2cyclictest1348112-21ntpq21:35:223
1196006992219,2cyclictest1262393-21apt-get20:15:133
1196006992219,2cyclictest0-21swapper/319:45:143
1196006992218,2cyclictest1257314-21apt-get20:10:113
119600699221,2cyclictest64-21kcompactd021:10:463
119600699221,20cyclictest0-21swapper/322:05:193
119600699221,20cyclictest0-21swapper/321:27:263
119600699221,19cyclictest1394763-21apt-get22:25:123
119600699220,21cyclictest1526300-21/usr/sbin/munin00:30:253
119600699220,19cyclictest0-21swapper/320:25:093
119600699220,19cyclictest0-21swapper/320:00:113
1196002992220,1cyclictest0-21swapper/221:15:132
1196002992219,2cyclictest1471055-21apt-get23:40:112
1196002992219,2cyclictest0-21swapper/220:45:132
1196002992219,2cyclictest0-21swapper/219:35:122
119600299221,2cyclictest0-21swapper/219:15:152
119600299221,20cyclictest0-21swapper/221:00:122
119600299221,20cyclictest0-21swapper/220:50:112
119600299221,20cyclictest0-21swapper/219:55:122
119600299220,3cyclictest1308064-21idleruntime-cro21:00:002
119600299220,21cyclictest64-21kcompactd000:17:512
119600299220,21cyclictest0-21swapper/222:40:112
119600299220,21cyclictest0-21swapper/220:25:092
119600299220,20cyclictest1251950-21munin-run20:05:002
1196000992219,2cyclictest0-21swapper/119:25:121
1196000992217,3cyclictest1506913-21apt-get00:15:121
119600099221,20cyclictest1313389-21apt-get21:05:091
119600099221,20cyclictest1216409-21apt-get19:30:121
119600099221,20cyclictest0-21swapper/123:10:001
119600099221,20cyclictest0-21swapper/123:10:001
119600099220,2cyclictest1491816-21grep00:00:161
119600099220,2cyclictest1419781-21cron22:50:001
119600099220,21cyclictest1460717-21cron23:30:001
1195997992219,2cyclictest1522126-21apt-get00:30:120
1195997992219,2cyclictest1358268-21ntp_offset21:45:220
1195997992219,2cyclictest13430442sleep021:30:230
1195997992218,2cyclictest3777322-21systemd-journal19:50:000
119599799221,20cyclictest1237048-21apt-get19:50:110
119599799221,1cyclictest1481190-21apt-get23:50:130
119599799221,19cyclictest1500312-21ntpq00:05:220
119599799220,2cyclictest1328292-21sh21:20:000
119599799220,19cyclictest0-21swapper/022:35:100
1196006992119,1cyclictest0-21swapper/300:35:123
1196006992118,2cyclictest1339096-21apt-get21:30:133
1196006992118,1cyclictest1389708-21apt-get22:20:123
1196006992118,1cyclictest0-21swapper/319:40:123
1196006992117,3cyclictest1425290-21idleruntime-cro22:55:003
1196006992117,2cyclictest1404848-21apt-get22:35:113
1196006992117,2cyclictest1379573-21apt-get22:10:113
119600699210,2cyclictest64-21kcompactd019:30:143
119600699210,20cyclictest0-21swapper/321:55:013
119600699210,1cyclictest64-21kcompactd023:55:163
119600699210,1cyclictest0-21swapper/321:55:133
119600699210,1cyclictest0-21swapper/321:40:123
1196002992120,1cyclictest0-21swapper/219:45:142
1196002992119,1cyclictest0-21swapper/223:20:192
1196002992119,1cyclictest0-21swapper/221:55:132
1196002992119,1cyclictest0-21swapper/200:00:122
1196002992113,1cyclictest191rcu_preempt23:25:172
119600299210,2cyclictest0-21swapper/220:06:152
119600299210,20cyclictest0-21swapper/223:30:182
119600299210,20cyclictest0-21swapper/222:55:122
119600299210,20cyclictest0-21swapper/222:05:092
119600299210,20cyclictest0-21swapper/200:20:092
119600299210,1cyclictest0-21swapper/223:14:572
1196000992119,1cyclictest64-21kcompactd021:30:071
1196000992119,1cyclictest0-21swapper/123:41:491
1196000992119,1cyclictest0-21swapper/119:50:111
1196000992118,1cyclictest0-21swapper/119:35:131
1196000992117,2cyclictest1282671-21grep20:35:011
119600099211,1cyclictest0-21swapper/121:57:001
1196000992111,2cyclictest1297951-21awk20:50:001
119600099210,2cyclictest1501161-21cron00:10:001
119600099210,21cyclictest301rcuc/100:25:171
119600099210,20cyclictest0-21swapper/123:45:111
119600099210,20cyclictest0-21swapper/123:18:101
119600099210,20cyclictest0-21swapper/121:35:111
1195997992119,1cyclictest0-21swapper/020:30:140
1195997992119,1cyclictest0-21swapper/020:15:130
1195997992119,1cyclictest0-21swapper/019:15:150
1195997992119,1cyclictest0-21swapper/000:35:130
1195997992118,2cyclictest1308339-21taskset21:00:110
119599799211,1cyclictest1283033-21apt-get20:35:130
119599799211,1cyclictest1283033-21apt-get20:35:120
119599799210,2cyclictest1466514-21tr23:35:170
119599799210,20cyclictest1206809-21ps19:20:160
119599799210,20cyclictest0-21swapper/023:15:130
119599799210,20cyclictest0-21swapper/022:25:120
119599799210,20cyclictest0-21swapper/022:00:130
119599799210,19cyclictest1288088-21apt-get20:40:120
119599799210,19cyclictest0-21swapper/021:50:120
1196006992018,1cyclictest0-21swapper/323:53:393
1196006992018,1cyclictest0-21swapper/300:00:133
1196006992017,2cyclictest0-21swapper/321:05:113
119600699200,1cyclictest0-21swapper/323:00:123
1196002992018,1cyclictest0-21swapper/221:48:562
1196002992018,1cyclictest0-21swapper/220:35:122
1196002992018,1cyclictest0-21swapper/220:35:112
1196002992018,1cyclictest0-21swapper/220:10:212
1196002992017,2cyclictest0-21swapper/221:50:112
1196002992017,2cyclictest0-21swapper/200:25:132
1196002992010,1cyclictest191rcu_preempt22:35:132
119600299200,1cyclictest0-21swapper/219:30:122
119600299200,19cyclictest0-21swapper/200:30:112
1196000992018,1cyclictest1404848-21apt-get22:35:111
1196000992018,1cyclictest0-21swapper/100:35:131
1196000992017,2cyclictest1206049-21cron19:20:011
119600099200,1cyclictest0-21swapper/120:40:121
119600099200,18cyclictest0-21swapper/121:45:121
1195997992018,1cyclictest64-21kcompactd023:43:260
1195997992018,1cyclictest0-21swapper/023:55:110
1195997992018,1cyclictest0-21swapper/021:05:220
1195997992018,1cyclictest0-21swapper/019:30:120
1195997992018,1cyclictest0-21swapper/019:25:120
1195997992016,2cyclictest1354026-21cron21:45:010
119599799200,2cyclictest1516066-21sensors_temp00:20:220
119599799200,1cyclictest1476111-21apt-get23:45:120
119599799200,1cyclictest0-21swapper/023:20:520
119599799200,1cyclictest0-21swapper/021:20:130
119599799200,1cyclictest0-21swapper/020:20:120
119599799200,1cyclictest0-21swapper/019:39:230
119599799200,19cyclictest64-21kcompactd000:00:060
119599799200,19cyclictest0-21swapper/023:05:130
119599799200,19cyclictest0-21swapper/023:05:130
119599799200,19cyclictest0-21swapper/022:50:130
119599799200,19cyclictest0-21swapper/020:50:100
119599799200,19cyclictest0-21swapper/019:55:120
1196006991917,1cyclictest0-21swapper/322:45:133
1196006991917,1cyclictest0-21swapper/322:15:133
1196006991917,1cyclictest0-21swapper/319:18:573
1196006991915,3cyclictest1328579-21grep21:20:013
1196006991914,4cyclictest64-21kcompactd022:34:053
119600299198,4cyclictest0-21swapper/219:29:592
1196002991918,1cyclictest0-21swapper/223:56:532
1196002991917,1cyclictest0-21swapper/219:10:142
1196002991916,2cyclictest0-21swapper/220:20:122
1196002991913,1cyclictest191rcu_preempt19:10:002
1196000991918,1cyclictest0-21swapper/123:50:131
1196000991917,1cyclictest0-21swapper/122:20:121
1196000991917,1cyclictest0-21swapper/122:14:441
1196000991917,1cyclictest0-21swapper/121:20:221
1196000991917,1cyclictest0-21swapper/100:20:101
1196000991916,2cyclictest1236359-21latency_hist19:50:011
119600099190,1cyclictest0-21swapper/119:15:001
119600099190,19cyclictest0-21swapper/119:21:381
119600099190,18cyclictest0-21swapper/123:20:101
1195997991917,1cyclictest0-21swapper/020:10:120
1195997991916,2cyclictest1430329-21sh23:00:000
119599799190,2cyclictest1441202-21grep23:10:160
1196006991816,1cyclictest1328293-21apt-get21:20:033
1196006991816,1cyclictest0-21swapper/323:30:103
1196006991814,3cyclictest1517539-21sed00:25:173
119600299189,4cyclictest0-21swapper/221:25:192
1196002991815,2cyclictest1323230-21idleruntime-cro21:15:002
1196002991815,2cyclictest1313389-21apt-get21:05:102
1196002991815,2cyclictest0-21swapper/223:05:132
1196002991815,2cyclictest0-21swapper/223:05:132
1196002991813,2cyclictest191rcu_preempt22:15:202
1196000991816,1cyclictest0-21swapper/122:40:121
1196000991816,1cyclictest0-21swapper/122:30:121
1196000991815,1cyclictest1440703-21apt-get23:10:121
1196000991814,2cyclictest3777322-21systemd-journal20:10:001
1196000991812,3cyclictest1246872-21munin-run19:59:591
1195997991816,1cyclictest0-21swapper/020:25:100
1196006991715,1cyclictest0-21swapper/323:30:003
119600299179,2cyclictest191rcu_preempt22:20:152
1196002991715,1cyclictest1383484-21ntpq22:10:212
1196002991714,2cyclictest0-21swapper/223:45:162
1196002991713,2cyclictest1226517-21apt-get19:40:112
1196002991711,1cyclictest191rcu_preempt22:00:132
1196000991715,1cyclictest0-21swapper/121:15:131
1195997991714,2cyclictest211rcuc/020:50:000
1195997991713,3cyclictest61650irq/133-enp0s29f1:rx-021:00:000
1196006991613,2cyclictest1241844-21unin-run19:54:593
1196006991612,3cyclictest1302577-21unixbench_singl20:50:253
119600699160,1cyclictest0-21swapper/300:10:183
119600299169,1cyclictest191rcu_preempt21:20:232
119600299166,4cyclictest0-21swapper/219:20:162
119600099160,4cyclictest13186681fschecks_count21:10:151
1195997991614,1cyclictest1247947-21irqcore20:00:150
1195997991614,1cyclictest1-21systemd20:10:000
1195997991614,1cyclictest0-21swapper/022:10:120
1195997991614,1cyclictest0-21swapper/000:10:120
1195997991613,2cyclictest61650irq/133-enp0s29f1:rx-000:25:140
119600099153,2cyclictest1259245-21grep20:10:171
119600099150,3cyclictest0-21swapper/120:00:211
1195997991512,2cyclictest1334041-21apt-get21:25:130
1196006991411,2cyclictest0-21swapper/320:30:243
1196006991410,3cyclictest1445851-21cpuspeed_turbos23:15:153
119600299140,3cyclictest0-21swapper/222:50:142
119600099146,2cyclictest191rcu_preempt23:35:001
1196000991412,1cyclictest0-21swapper/121:40:191
1196000991412,1cyclictest0-21swapper/121:00:121
119600099141,1cyclictest0-21swapper/122:25:121
1196000991410,3cyclictest1369967-21grep22:00:171
1195997991411,2cyclictest61650irq/133-enp0s29f1:rx-022:20:170
119600099138,4cyclictest1287809-21cron20:40:001
119600099138,4cyclictest1287809-21cron20:39:591
119600099135,6cyclictest522-21gdbus23:00:001
1196000991311,1cyclictest1267819-21cut20:20:151
119600099130,6cyclictest301rcuc/119:40:141
119600099130,3cyclictest0-21swapper/122:15:181
119600099130,1cyclictest191rcu_preempt22:05:121
1195997991311,1cyclictest0-21swapper/023:00:120
1195997991310,2cyclictest61650irq/133-enp0s29f1:rx-000:19:450
119600699128,3cyclictest491ktimers/323:40:193
119600099129,2cyclictest311ktimers/120:20:001
1195997991210,2cyclictest61650irq/133-enp0s29f1:rx-019:40:120
119600699117,2cyclictest0-21swapper/319:20:173
11959979997,1cyclictest0-21swapper/019:10:010
11960009975,1cyclictest0-21swapper/119:10:011
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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