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2026-09-08 - 14:39
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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 08, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1604772993016,2cyclictest1788652-21sh22:10:002
160477299301,3cyclictest509-21systemd-logind22:05:002
160477299300,27cyclictest0-21swapper/219:35:132
160477299300,27cyclictest0-21swapper/219:35:132
1604776992926,1cyclictest0-21swapper/320:15:183
160477299291,20cyclictest0-21swapper/221:05:152
1604766992925,2cyclictest0-21swapper/000:00:160
160477299281,20cyclictest1625719-21apt-get19:30:012
160477299281,20cyclictest0-21swapper/219:10:222
160477299280,20cyclictest1796766-21tr22:15:172
160477299280,19cyclictest0-21swapper/219:20:102
160477299280,19cyclictest0-21swapper/200:15:132
160477699275,3cyclictest0-21swapper/300:35:163
160477299271,21cyclictest1856238-21apt-get23:15:132
160477299270,2cyclictest64-21kcompactd000:37:332
160477299270,20cyclictest0-21swapper/223:35:112
1604770992721,4cyclictest1640734-21cron19:44:591
1604776992622,2cyclictest1621210-21kthreadcore19:25:173
1604776992622,2cyclictest1621210-21kthreadcore19:25:173
1604776992621,3cyclictest1927785-21apt-get00:25:123
160477699261,21cyclictest1809651-21apt-get22:30:133
1604772992614,3cyclictest3777322-21systemd-journal20:40:002
1604772992614,2cyclictest1763363-21fschecks_count21:45:152
160477299261,22cyclictest1737774-21apt-get21:20:142
160477299260,6cyclictest1676287-21cron20:20:002
160477299260,1cyclictest0-21swapper/219:40:162
160477699251,21cyclictest1887122-21apt-get23:45:133
160477299252,3cyclictest1697280-21apt-get20:40:112
1604772992520,3cyclictest1742862-21apt-get21:25:112
1604772992519,5cyclictest0-21swapper/222:45:212
1604772992516,7cyclictest1661317-21apt-get20:05:142
160477299251,21cyclictest1656223-21apt-get20:00:122
160477099251,20cyclictest1753026-21apt-get21:35:121
1604766992520,3cyclictest1936808-21ntpq00:30:250
160476699250,23cyclictest1810140-21grep22:30:180
1604776992420,2cyclictest512-21tpm2-abrmd22:50:003
1604776992420,2cyclictest1912552-21apt-get00:10:153
160477699241,21cyclictest1804581-21apt-get22:25:123
160477699241,21cyclictest1783852-21apt-get22:05:123
160477699241,20cyclictest1830335-21apt-get22:50:173
160477699240,22cyclictest1922444-21sh00:20:003
1604772992418,5cyclictest0-21swapper/220:58:452
1604772992418,4cyclictest1835846-21apt-get22:55:132
1604772992417,5cyclictest1892196-21apt-get23:50:162
160477299240,22cyclictest3777322-21systemd-journal21:55:002
160477099241,21cyclictest1761998-21ntpq21:40:211
160477099241,21cyclictest0-21swapper/121:00:141
160477099240,20cyclictest0-21swapper/123:45:131
1604766992420,3cyclictest1865301-21ntpq23:20:210
1604766992420,2cyclictest1846029-21apt-get23:05:120
160476699241,20cyclictest1763166-21apt-get21:45:130
1604776992320,2cyclictest1676554-21apt-get20:20:113
1604776992318,3cyclictest1640737-21cron19:45:003
1604776992318,3cyclictest1615170-21apt-get19:20:113
160477699231,2cyclictest1882064-21apt-get23:40:133
160477699231,19cyclictest1717536-21apt-get21:00:143
160477699231,19cyclictest0-21swapper/320:35:143
160477699231,19cyclictest0-21swapper/319:55:133
160477699230,3cyclictest702-21runrttasks23:25:003
160477699230,21cyclictest1801629-21grep22:20:173
160477699230,21cyclictest1763987-21sshd21:45:173
160477699230,20cyclictest0-21swapper/300:20:123
1604772992319,3cyclictest1752750-21cron21:35:002
1604772992319,2cyclictest1789348-21apt-get22:10:142
1604772992319,2cyclictest0-21swapper/220:10:112
1604772992317,4cyclictest0-21swapper/200:30:162
1604772992315,2cyclictest0-21swapper/223:10:162
1604772992315,1cyclictest0-21swapper/222:40:122
160477299231,2cyclictest0-21swapper/223:25:122
160477299231,2cyclictest0-21swapper/223:00:122
160477299231,21cyclictest1931645-21ntpq00:25:202
160477299231,19cyclictest0-21swapper/222:35:132
160477299230,22cyclictest1800013-21cut22:20:162
160477299230,21cyclictest1757798-21idleruntime-cro21:40:002
160477299230,20cyclictest0-21swapper/220:50:112
160477299230,20cyclictest0-21swapper/220:30:112
160477299230,20cyclictest0-21swapper/219:25:122
160477299230,20cyclictest0-21swapper/219:25:122
160477299230,1cyclictest0-21swapper/219:17:092
160477099231,2cyclictest1866810-21apt-get23:25:121
160477099231,21cyclictest301rcuc/122:05:241
160477099231,21cyclictest1850851-21sh23:10:001
160477099231,21cyclictest1799511-21apt-get22:20:121
160477099231,21cyclictest1687162-21apt-get20:30:121
160477099231,20cyclictest1604984-21apt-get19:10:131
160477099231,20cyclictest0-21swapper/120:10:111
160477099231,20cyclictest0-21swapper/100:20:121
160477099230,2cyclictest1701173-21ntpq20:40:211
160477099230,22cyclictest1625103-21dpkg19:30:001
160477099230,22cyclictest1625103-21dpkg19:30:001
160477099230,20cyclictest1722606-21apt-get21:05:141
1604766992320,2cyclictest3777322-21systemd-journal23:05:010
1604766992320,2cyclictest1937940-21apt-get00:35:130
1604766992320,2cyclictest1773307-21apt-get21:55:120
1604766992319,2cyclictest1758074-21apt-get21:40:130
1604766992319,2cyclictest1692211-21apt-get20:35:140
160476699231,20cyclictest1824858-21apt-get22:45:140
160476699231,20cyclictest1814720-21apt-get22:35:130
1604776992219,1cyclictest1897260-21apt-get23:55:123
1604776992218,2cyclictest1783210-21munin-run22:05:003
1604776992216,5cyclictest1661041-21cron20:05:003
160477699220,2cyclictest0-21swapper/321:50:173
160477699220,20cyclictest1748456-21irqcore21:30:203
160477699220,19cyclictest0-21swapper/300:30:163
1604772992219,2cyclictest1702347-21apt-get20:45:112
1604772992217,3cyclictest1871901-21apt-get23:30:122
160477299221,2cyclictest0-21swapper/221:00:152
160477299221,20cyclictest0-21swapper/220:25:112
160477299220,19cyclictest0-21swapper/200:20:122
1604770992219,2cyclictest1840938-21apt-get23:00:131
1604770992219,2cyclictest1635646-21idleruntime-cro19:40:001
1604770992219,2cyclictest1635646-21idleruntime-cro19:40:001
1604770992219,2cyclictest1619086-21ntpq19:20:181
1604770992218,2cyclictest1819788-21apt-get22:40:121
160477099221,2cyclictest1907454-21apt-get00:05:101
160477099221,20cyclictest0-21swapper/120:45:121
160477099220,2cyclictest1906328-21ntpq00:00:251
160477099220,21cyclictest1655946-21cron19:59:591
160477099220,21cyclictest0-21swapper/123:40:121
160477099220,20cyclictest1913046-21irqcore00:10:191
160477099220,20cyclictest0-21swapper/120:20:111
1604766992219,2cyclictest64-21kcompactd019:31:390
1604766992219,2cyclictest1712463-21apt-get20:55:110
1604766992219,2cyclictest0-21swapper/022:05:010
1604766992218,2cyclictest1641013-21apt-get19:45:120
160476699221,20cyclictest1651178-21apt-get19:55:130
160476699221,19cyclictest1742586-21cron21:25:000
160476699220,2cyclictest1681379-21sh20:25:000
160476699220,20cyclictest1887613-21tr23:45:170
160476699220,20cyclictest1840660-21cron23:00:000
160476699220,20cyclictest0-21swapper/022:25:130
160476699220,19cyclictest0-21swapper/020:45:110
1604776992119,1cyclictest1823702-21ntpq22:40:213
1604776992118,1cyclictest0-21swapper/323:05:123
1604776992117,2cyclictest1631320-21sort19:35:173
1604776992117,2cyclictest1631320-21sort19:35:173
160477699211,1cyclictest0-21swapper/321:06:493
160477699211,1cyclictest0-21swapper/320:50:113
160477699210,2cyclictest3777322-21systemd-journal00:05:003
160477699210,2cyclictest0-21swapper/319:15:003
160477699210,2cyclictest0-21swapper/300:05:103
160477699210,1cyclictest0-21swapper/323:25:123
160477699210,1cyclictest0-21swapper/319:15:113
1604772992119,1cyclictest0-21swapper/223:05:122
1604772992117,2cyclictest1835154-21cron22:55:002
1604772992117,2cyclictest0-21swapper/200:00:132
160477299210,20cyclictest64-21kcompactd021:17:342
160477299210,1cyclictest0-21swapper/223:25:012
1604770992119,1cyclictest0-21swapper/122:35:131
1604770992119,1cyclictest0-21swapper/122:00:101
1604770992119,1cyclictest0-21swapper/119:15:121
1604770992119,1cyclictest0-21swapper/100:35:121
1604770992118,2cyclictest64-21kcompactd021:45:311
1604770992118,2cyclictest1829637-21apt-get22:50:021
1604770992118,2cyclictest0-21swapper/120:35:221
160477099211,19cyclictest0-21swapper/120:00:111
160477099210,2cyclictest0-21swapper/123:55:111
160477099210,2cyclictest0-21swapper/122:30:131
160477099210,2cyclictest0-21swapper/120:58:451
160477099210,20cyclictest0-21swapper/122:15:121
160477099210,20cyclictest0-21swapper/122:10:141
160477099210,20cyclictest0-21swapper/120:05:261
160477099210,20cyclictest0-21swapper/100:25:121
160477099210,1cyclictest1732699-21apt-get21:15:121
1604766992119,1cyclictest0-21swapper/021:00:140
1604766992119,1cyclictest0-21swapper/020:10:200
1604766992118,2cyclictest64-21kcompactd019:54:470
1604766992118,2cyclictest1835163-21turbostat.cron22:55:000
1604766992118,2cyclictest0-21swapper/020:30:120
1604766992117,3cyclictest1640775-21unin-run19:44:590
160476699210,2cyclictest1625116-21unin-run19:30:000
160476699210,2cyclictest1625116-21unin-run19:30:000
160476699210,2cyclictest0-21swapper/023:30:210
160476699210,20cyclictest0-21swapper/023:15:130
160476699210,20cyclictest0-21swapper/021:10:120
160476699210,20cyclictest0-21swapper/020:15:130
160476699210,20cyclictest0-21swapper/019:20:100
160476699210,20cyclictest0-21swapper/019:10:130
1604776992018,1cyclictest1747684-21cron21:30:003
1604776992018,1cyclictest0-21swapper/323:30:173
1604776992018,1cyclictest0-21swapper/322:35:133
1604776992018,1cyclictest0-21swapper/320:45:123
1604776992018,1cyclictest0-21swapper/320:11:263
1604776992018,1cyclictest0-21swapper/319:45:133
1604776992017,2cyclictest1732702-21chrt21:15:123
160477699200,1cyclictest0-21swapper/323:35:113
160477699200,1cyclictest0-21swapper/323:15:123
160477699200,1cyclictest0-21swapper/321:35:133
160477699200,19cyclictest0-21swapper/320:25:113
160477299200,19cyclictest0-21swapper/220:24:212
1604770992019,1cyclictest0-21swapper/120:27:341
1604770992018,2cyclictest0-21swapper/119:46:101
1604770992018,1cyclictest0-21swapper/123:10:151
1604770992018,1cyclictest0-21swapper/121:30:161
1604770992018,1cyclictest0-21swapper/100:15:131
1604770992016,3cyclictest1712199-21sh20:55:011
160477099200,1cyclictest1646090-21taskset19:50:131
160477099200,1cyclictest0-21swapper/123:50:151
160477099200,19cyclictest0-21swapper/122:45:231
160477099200,19cyclictest0-21swapper/121:50:541
160477099200,19cyclictest0-21swapper/119:30:131
1604766992018,1cyclictest0-21swapper/023:25:120
1604766992018,1cyclictest0-21swapper/023:10:160
1604766992018,1cyclictest0-21swapper/021:27:470
1604766992018,1cyclictest0-21swapper/021:15:120
1604766992018,1cyclictest0-21swapper/020:50:150
1604766992018,1cyclictest0-21swapper/020:40:210
1604766992018,1cyclictest0-21swapper/000:15:130
1604766992017,2cyclictest0-21swapper/019:15:130
160476699201,18cyclictest0-21swapper/022:05:130
160476699200,1cyclictest1876992-21apt-get23:35:110
160476699200,1cyclictest0-21swapper/022:18:200
160476699200,1cyclictest0-21swapper/020:05:140
160476699200,1cyclictest0-21swapper/000:05:100
160476699200,19cyclictest0-21swapper/022:10:140
160476699200,19cyclictest0-21swapper/021:36:550
160476699200,19cyclictest0-21swapper/021:05:150
1604776991917,1cyclictest0-21swapper/320:40:123
1604776991917,1cyclictest0-21swapper/320:31:173
1604776991917,1cyclictest0-21swapper/319:54:473
1604776991916,2cyclictest0-21swapper/320:55:113
1604772991917,1cyclictest0-21swapper/222:30:122
1604772991917,1cyclictest0-21swapper/221:55:162
1604772991916,1cyclictest0-21swapper/219:55:122
1604772991914,3cyclictest1732450-21basename21:15:002
160477099190,1cyclictest1738275-21ps21:20:191
1604766991917,1cyclictest1630829-21apt-get19:35:130
1604766991917,1cyclictest1630829-21apt-get19:35:130
1604766991917,1cyclictest0-21swapper/023:55:110
1604766991917,1cyclictest0-21swapper/023:51:510
1604766991914,3cyclictest3777322-21systemd-journal23:44:590
160476699190,1cyclictest0-21swapper/020:25:030
1604776991817,1cyclictest64-21kcompactd022:58:053
1604776991816,1cyclictest0-21swapper/321:11:393
1604776991814,3cyclictest1666086-21cron20:10:003
1604770991812,4cyclictest0-21swapper/123:20:011
1604766991816,1cyclictest1932484-21sshd00:28:550
1604766991816,1cyclictest0-21swapper/022:40:120
1604766991816,1cyclictest0-21swapper/021:30:280
1604766991816,1cyclictest0-21swapper/000:20:540
1604776991716,0cyclictest0-21swapper/322:12:563
1604776991715,1cyclictest0-21swapper/323:10:273
1604776991715,1cyclictest0-21swapper/321:40:123
1604776991715,1cyclictest0-21swapper/319:30:143
1604772991715,1cyclictest0-21swapper/223:42:102
1604772991714,1cyclictest0-21swapper/200:05:112
1604772991711,4cyclictest1641929-21sshd19:45:172
1604770991715,1cyclictest0-21swapper/123:35:111
1604770991715,1cyclictest0-21swapper/121:55:121
1604770991714,2cyclictest0-21swapper/123:35:001
1604770991713,2cyclictest0-21swapper/122:30:001
160476699177,9cyclictest0-21swapper/000:10:210
1604776991614,1cyclictest0-21swapper/321:20:153
1604772991613,1cyclictest0-21swapper/219:50:142
1604766991613,2cyclictest61650irq/133-enp0s29f1:rx-021:50:160
1604776991513,1cyclictest64-21kcompactd021:57:213
1604772991514,1cyclictest0-21swapper/222:25:502
1604770991514,1cyclictest0-21swapper/122:55:561
1604770991513,1cyclictest1932858-21apt-get00:30:161
1604770991513,1cyclictest0-21swapper/123:25:001
1604770991512,2cyclictest0-21swapper/121:30:001
160477699147,5cyclictest500-21dbus-daemon23:05:003
1604776991411,2cyclictest1896981-21cron23:54:593
1604776991410,3cyclictest1798986-21cron22:16:593
1604772991411,2cyclictest0-21swapper/221:40:222
1604770991410,3cyclictest311ktimers/121:10:221
1604766991411,2cyclictest61650irq/133-enp0s29f1:rx-022:20:210
1604766991411,2cyclictest0-21swapper/020:00:160
160477299138,3cyclictest1897260-21apt-get23:55:122
160477099134,6cyclictest301rcuc/120:15:191
1604776991210,1cyclictest0-21swapper/319:10:003
160477299126,4cyclictest1-21systemd23:50:002
160477299120,4cyclictest1604927-21cat19:10:002
16047669971,5cyclictest1604693-21latency_hist19:10:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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