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2026-08-28 - 10:43
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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 Fri Aug 28, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
142240299271,22cyclictest1489171-21apt-get20:15:112
142240299271,22cyclictest1489171-21apt-get20:15:112
142240299261,21cyclictest1544975-21apt-get21:10:122
1422399992619,5cyclictest1479478-21irqcore20:05:161
142239999261,23cyclictest1606565-21ls22:10:001
142239999260,24cyclictest1735187-21tr00:15:151
142240799251,21cyclictest1524720-21apt-get20:50:123
142240799251,21cyclictest0-21swapper/319:10:123
142240299251,3cyclictest1560255-21apt-get21:25:122
142240299251,21cyclictest1724571-21apt-get00:05:122
142240299251,21cyclictest1668299-21apt-get23:10:112
142240299251,21cyclictest1427733-21apt-get19:15:122
142240299250,20cyclictest0-21swapper/221:45:122
142239999251,22cyclictest1673369-21apt-get23:15:131
142239999251,22cyclictest1519654-21apt-get20:45:121
142239999251,22cyclictest1458691-21apt-get19:45:111
1422407992420,2cyclictest1632729-21apt-get22:35:143
142240799241,20cyclictest1504424-21apt-get20:30:113
142240799241,20cyclictest0-21swapper/322:05:133
142240799241,20cyclictest0-21swapper/320:00:163
142240799240,21cyclictest0-21swapper/320:35:133
142240799240,20cyclictest0-21swapper/323:25:113
142240799240,20cyclictest0-21swapper/300:00:133
1422402992419,4cyclictest3777322-21systemd-journal22:10:002
142240299241,3cyclictest1750330-21apt-get00:30:122
142240299241,21cyclictest1464262-21irqcore19:50:152
142240299241,20cyclictest1714362-21apt-get23:55:142
142240299241,20cyclictest0-21swapper/219:35:122
142240299240,21cyclictest1642587-21idleruntime-cro22:45:002
142240299240,21cyclictest1550533-21sed21:15:172
142239999242,2cyclictest1694082-21apt-get23:35:131
142239999242,2cyclictest1581000-21apt-get21:45:121
1422399992420,3cyclictest1591587-21apt-get21:55:131
142239999241,3cyclictest1733496-21ntpq00:10:201
142239999241,2cyclictest1704200-21apt-get23:45:111
142239999241,22cyclictest1683484-21apt-get23:25:111
142239999241,21cyclictest1550045-21apt-get21:15:131
142239799241,3cyclictest1656994-21ntpq22:55:220
142239799241,21cyclictest1534858-21apt-get21:00:110
142239799241,21cyclictest1484080-21apt-get20:10:120
142239799240,23cyclictest1641985-21/usr/sbin/munin22:40:250
1422407992320,2cyclictest1734686-21apt-get00:15:123
1422407992320,2cyclictest1432850-21apt-get19:20:103
1422407992319,3cyclictest1724945-21cut00:05:153
1422407992319,3cyclictest1576434-21irqcore21:40:173
1422407992319,2cyclictest1744799-21apt-get00:25:123
142240799231,2cyclictest1555140-21apt-get21:20:133
142240799231,20cyclictest0-21swapper/322:55:123
142240799231,20cyclictest0-21swapper/320:05:123
142240799230,20cyclictest0-21swapper/323:35:133
142240799230,20cyclictest0-21swapper/322:20:143
142240799230,20cyclictest0-21swapper/321:30:113
142240799230,20cyclictest0-21swapper/321:00:113
142240799230,20cyclictest0-21swapper/320:15:113
142240799230,20cyclictest0-21swapper/320:15:113
1422402992319,2cyclictest1651835-21ntpq22:50:202
1422402992319,2cyclictest1570437-21apt-get21:35:122
1422402992319,2cyclictest1499361-21apt-get20:25:112
142240299231,2cyclictest1734686-21apt-get00:15:112
142240299231,2cyclictest1468851-21apt-get19:55:112
142240299231,19cyclictest0-21swapper/223:30:132
142240299230,20cyclictest0-21swapper/223:05:132
142240299230,20cyclictest0-21swapper/222:45:132
142240299230,20cyclictest0-21swapper/222:45:122
142240299230,20cyclictest0-21swapper/220:50:122
142239999232,20cyclictest1453619-21apt-get19:40:121
142239999231,2cyclictest1489171-21apt-get20:15:121
142239999231,2cyclictest1489171-21apt-get20:15:111
142239999231,2cyclictest0-21swapper/119:25:111
142239999231,20cyclictest1637533-21munin-run22:40:001
142239999231,20cyclictest1596680-21apt-get22:00:121
142239999230,3cyclictest1643352-21sed22:45:181
142239999230,3cyclictest1643352-21sed22:45:171
142239999230,22cyclictest1699615-21sed23:40:131
142239999230,21cyclictest1498380-21chrt20:20:241
142239999230,21cyclictest0-21swapper/122:50:121
142239999230,21cyclictest0-21swapper/121:20:131
1422397992320,2cyclictest1729617-21apt-get00:10:120
1422397992320,2cyclictest1529768-21apt-get20:55:130
142239799231,20cyclictest1612356-21apt-get22:15:120
142239799230,4cyclictest1749662-21systemd-run00:30:000
142239799230,4cyclictest1678144-21basename23:19:590
1422407992219,2cyclictest0-21swapper/320:45:123
1422407992219,1cyclictest1647934-21apt-get22:50:123
1422407992218,2cyclictest1504149-21idleruntime-cro20:30:003
142240799221,20cyclictest64-21kcompactd000:36:363
142240799221,20cyclictest0-21swapper/323:56:173
142240799221,1cyclictest0-21swapper/300:23:103
142240799220,2cyclictest1683212-21cron23:25:003
142240799220,2cyclictest1596683-21chrt22:00:113
142240799220,19cyclictest0-21swapper/322:45:133
142240799220,19cyclictest0-21swapper/322:45:123
142240799220,19cyclictest0-21swapper/322:15:113
142240799220,19cyclictest0-21swapper/319:50:113
1422402992219,2cyclictest1719483-21apt-get00:00:122
1422402992219,2cyclictest1657854-21latency_hist22:59:592
1422402992219,2cyclictest0-21swapper/222:15:002
1422402992218,2cyclictest1733952-21grep00:10:252
1422402992218,2cyclictest0-21swapper/220:10:132
142240299221,20cyclictest0-21swapper/223:45:122
142240299220,2cyclictest1750012-21grep00:30:002
142240299220,20cyclictest1637520-21basename22:40:002
142240299220,19cyclictest0-21swapper/223:15:142
142240299220,19cyclictest0-21swapper/219:45:112
1422399992219,2cyclictest1504424-21apt-get20:30:121
142239999221,20cyclictest64-21kcompactd000:25:511
142239999221,20cyclictest1709269-21apt-get23:50:131
142239999221,20cyclictest0-21swapper/119:10:121
142239999221,1cyclictest0-21swapper/122:21:401
142239999221,1cyclictest0-21swapper/100:30:101
142239999220,2cyclictest1433353-21irqcore19:20:151
142239999220,21cyclictest1545465-21sort21:10:161
1422397992219,2cyclictest1575930-21apt-get21:40:120
1422397992218,2cyclictest1739758-21apt-get00:20:120
1422397992218,2cyclictest1478990-21apt-get20:05:120
142239799221,20cyclictest1494245-21apt-get20:20:120
142239799221,1cyclictest1514586-21apt-get20:40:130
142239799220,20cyclictest0-21swapper/023:10:120
1422407992119,1cyclictest0-21swapper/319:40:133
1422407992118,2cyclictest1623036-21irqcore22:25:203
1422407992118,2cyclictest1560744-21tr21:25:163
1422407992117,2cyclictest1530269-21irqcore20:55:163
142240799211,1cyclictest0-21swapper/323:10:113
142240799211,1cyclictest0-21swapper/300:10:123
142240799210,2cyclictest1658117-21apt-get23:00:123
142240799210,20cyclictest0-21swapper/321:55:223
142240799210,1cyclictest64-21kcompactd021:09:063
142240799210,1cyclictest0-21swapper/319:15:123
1422402992119,1cyclictest1499106-21munin-run20:25:012
1422402992118,2cyclictest1759389-21ntpq00:35:222
1422402992118,2cyclictest1-21systemd22:19:592
1422402992118,2cyclictest0-21swapper/223:50:122
142240299211,2cyclictest0-21swapper/221:20:552
142240299211,19cyclictest1688305-21apt-get23:30:012
142240299210,2cyclictest0-21swapper/222:30:122
142240299210,2cyclictest0-21swapper/221:44:352
142240299210,20cyclictest0-21swapper/221:05:132
142240299210,1cyclictest0-21swapper/223:35:132
1422399992119,1cyclictest0-21swapper/120:25:121
1422399992119,1cyclictest0-21swapper/120:15:001
1422399992119,1cyclictest0-21swapper/119:35:121
1422399992118,2cyclictest0-21swapper/123:20:121
1422399992118,2cyclictest0-21swapper/123:00:131
1422399992118,2cyclictest0-21swapper/120:55:011
1422399992117,2cyclictest1755423-21seq00:35:131
1422399992117,2cyclictest1509494-21apt-get20:35:131
142239999211,20cyclictest0-21swapper/123:30:031
142239999210,2cyclictest0-21swapper/122:10:551
142239999210,2cyclictest0-21swapper/120:55:221
142239999210,20cyclictest64-21kcompactd000:06:301
142239999210,1cyclictest0-21swapper/123:05:131
1422397992119,1cyclictest1663232-21apt-get23:05:130
142239799211,1cyclictest0-21swapper/022:10:020
142239799211,19cyclictest1689002-21apt-get23:30:110
142239799211,19cyclictest1627637-21apt-get22:30:120
142239799211,19cyclictest0-21swapper/020:15:120
142239799211,19cyclictest0-21swapper/020:15:110
142239799210,20cyclictest0-21swapper/021:20:120
1422407992018,1cyclictest0-21swapper/323:05:143
1422407992018,1cyclictest0-21swapper/320:40:213
1422407992017,2cyclictest0-21swapper/323:40:093
1422407992016,3cyclictest1640020-21sort22:40:183
142240799200,1cyclictest0-21swapper/323:15:143
142240799200,1cyclictest0-21swapper/321:35:593
142240799200,19cyclictest64-21kcompactd019:39:513
142240799200,19cyclictest0-21swapper/323:48:133
142240799200,19cyclictest0-21swapper/321:50:133
142240799200,19cyclictest0-21swapper/321:15:133
1422402992018,1cyclictest0-21swapper/221:55:132
1422402992018,1cyclictest0-21swapper/219:42:332
1422402992017,2cyclictest0-21swapper/219:25:122
1422402992017,1cyclictest1622549-21apt-get22:25:162
142240299200,1cyclictest0-21swapper/221:52:062
142240299200,1cyclictest0-21swapper/221:00:112
142240299200,1cyclictest0-21swapper/200:20:132
1422399992018,1cyclictest0-21swapper/121:40:121
1422399992018,1cyclictest0-21swapper/119:57:031
142239999200,2cyclictest301rcuc/119:10:001
142239999200,1cyclictest0-21swapper/122:30:121
142239999200,19cyclictest0-21swapper/119:15:121
142239999200,19cyclictest0-21swapper/100:20:131
1422397992018,1cyclictest64-21kcompactd019:14:020
1422397992018,1cyclictest1739500-21munin-run00:19:590
1422397992018,1cyclictest1591587-21apt-get21:55:120
1422397992018,1cyclictest0-21swapper/022:35:140
1422397992018,1cyclictest0-21swapper/022:00:110
1422397992018,1cyclictest0-21swapper/021:35:110
1422397992018,1cyclictest0-21swapper/020:00:130
1422397992018,1cyclictest0-21swapper/019:20:100
1422397992017,2cyclictest1725067-21ps00:05:160
1422397992016,2cyclictest0-21swapper/019:55:000
1422397992014,5cyclictest1660362-21ps23:00:180
142239799200,1cyclictest0-21swapper/023:25:110
142239799200,1cyclictest0-21swapper/021:05:120
142239799200,19cyclictest0-21swapper/023:35:120
142239799200,19cyclictest0-21swapper/022:25:160
142239799200,19cyclictest0-21swapper/022:20:350
142239799200,19cyclictest0-21swapper/019:40:110
142239799200,19cyclictest0-21swapper/019:15:120
1422407991917,1cyclictest0-21swapper/323:30:033
1422407991915,2cyclictest0-21swapper/322:34:593
1422407991915,2cyclictest0-21swapper/300:30:113
142240799190,18cyclictest1-21systemd20:00:013
1422402991917,1cyclictest0-21swapper/220:40:122
1422402991916,2cyclictest1483818-21munin-run20:10:002
1422402991915,2cyclictest1617432-21apt-get22:20:142
1422402991915,2cyclictest0-21swapper/223:20:122
1422399991915,2cyclictest1653029-21chrt22:55:121
1422399991915,2cyclictest1575233-21basename21:40:011
142239999190,1cyclictest0-21swapper/119:50:111
1422397991918,0cyclictest0-21swapper/020:45:120
1422397991917,1cyclictest1586497-21apt-get21:50:110
1422397991917,1cyclictest0-21swapper/023:40:110
142239799190,1cyclictest0-21swapper/019:45:110
1422407991816,1cyclictest0-21swapper/319:30:113
1422407991814,2cyclictest1437989-21apt-get19:25:123
1422402991816,1cyclictest0-21swapper/219:30:112
1422402991816,1cyclictest0-21swapper/219:12:272
1422402991814,3cyclictest1699189-21cpuspeed_turbos23:40:102
1422399991816,1cyclictest0-21swapper/119:30:111
1422399991814,3cyclictest1638282-21sed22:40:161
1422397991816,1cyclictest1570158-21cron21:35:000
1422397991816,1cyclictest0-21swapper/021:15:130
1422397991816,1cyclictest0-21swapper/020:25:120
1422397991816,1cyclictest0-21swapper/000:35:130
142239799180,0cyclictest0-21swapper/021:45:060
1422407991714,2cyclictest0-21swapper/320:10:123
1422407991714,1cyclictest0-21swapper/321:10:113
1422402991715,1cyclictest0-21swapper/220:30:202
1422402991715,1cyclictest0-21swapper/220:00:112
1422402991715,1cyclictest0-21swapper/219:20:112
1422402991713,2cyclictest1565346-21apt-get21:30:112
1422397991716,1cyclictest0-21swapper/000:30:120
1422397991715,1cyclictest1549793-21basename21:15:010
1422397991715,1cyclictest0-21swapper/023:55:130
1422397991715,1cyclictest0-21swapper/023:45:110
1422397991715,1cyclictest0-21swapper/019:25:110
1422402991614,1cyclictest0-21swapper/220:59:252
1422399991614,1cyclictest0-21swapper/120:40:131
1422399991613,2cyclictest0-21swapper/122:15:111
1422397991614,1cyclictest0-21swapper/020:50:110
1422397991612,3cyclictest62450irq/134-enp0s29f1:tx-019:55:210
142240799159,4cyclictest1463240-21sshd19:47:043
1422407991512,2cyclictest0-21swapper/321:45:123
1422402991513,1cyclictest0-21swapper/222:00:122
1422402991513,1cyclictest0-21swapper/220:48:392
142239999159,1cyclictest191rcu_preempt21:25:191
1422399991513,1cyclictest1-21systemd23:15:011
1422399991513,1cyclictest0-21swapper/122:25:161
1422399991511,3cyclictest32-21ksoftirqd/100:00:131
1422399991511,2cyclictest0-21swapper/121:05:191
1422397991513,1cyclictest0-21swapper/022:05:130
1422397991512,3cyclictest61650irq/133-enp0s29f1:rx-021:30:010
1422397991512,2cyclictest62450irq/134-enp0s29f1:tx-023:50:250
1422397991512,2cyclictest1443354-21gltestperf19:30:150
1422397991510,4cyclictest1651853-21ntpq22:50:210
1422402991412,1cyclictest0-21swapper/223:00:132
142239999149,1cyclictest191rcu_preempt21:00:111
142239999143,5cyclictest0-21swapper/123:55:161
1422399991412,1cyclictest377-21hwrng21:53:051
142239999140,7cyclictest509-21systemd-logind20:05:001
1422397991411,2cyclictest61650irq/133-enp0s29f1:rx-023:20:120
1422397991311,1cyclictest1642865-21apt-get22:45:130
1422397991311,1cyclictest1642865-21apt-get22:45:120
1422397991310,2cyclictest61650irq/133-enp0s29f1:rx-000:00:220
142240799119,1cyclictest0-21swapper/320:20:193
142239799119,1cyclictest0-21swapper/020:30:120
142240299108,1cyclictest0-21swapper/219:10:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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