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2026-06-25 - 20:14
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the highest latencies:
System rackeslot2.osadl.org (updated Thu Jun 25, 2026 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
191001221090,2sleep20-21swapper/209:20:012
19476922990,2sleep30-21swapper/309:45:033
18939612820,2sleep30-21swapper/309:05:113
21981582800,2sleep30-21swapper/312:30:123
21278582330,2sleep10-21swapper/111:45:051
19112342330,3sleep30-21swapper/309:20:063
1750036993324,2cyclictest1864866-21fschecks_count08:45:021
1750036992923,2cyclictest67250irq/126-eno111:25:011
1750038992516,6cyclictest0-21swapper/208:00:012
1750035992418,2cyclictest17750irq/132-ahci[0000:00:17.0]09:45:010
492398230,6rtkit-daemon1242-21mta-sts-daemon09:06:211
1750038992320,1cyclictest0-21swapper/212:35:022
1750038992320,1cyclictest0-21swapper/211:35:012
1750036992317,2cyclictest67250irq/126-eno110:15:061
1750035992320,2cyclictest1932630-21cut09:35:020
1750035992315,7cyclictest2023977-21kthreadcore10:35:060
1750035992313,5cyclictest0-21swapper/009:15:020
1750036992219,2cyclictest2014078-21cstates10:30:021
1750036992219,2cyclictest2014078-21cstates10:30:021
1750035992219,2cyclictest1999237-21cstates10:20:020
1750035992219,2cyclictest1882807-21apt-config09:00:010
1750035992216,5cyclictest0-21swapper/009:59:590
1750038992117,1cyclictest0-21swapper/207:40:002
1750035992118,2cyclictest1991684-21cstates10:15:010
1750035992118,2cyclictest1778725-21cut07:35:010
1750035992118,2cyclictest1750033-21cyclictest12:20:030
1750038992018,1cyclictest0-21swapper/211:45:022
1750038992017,1cyclictest0-21swapper/207:55:012
1750036992017,2cyclictest2036423-21latency_hist10:45:021
1750036992017,2cyclictest1834525-21latency_hist08:20:031
1750036992016,2cyclictest1676366-21kworker/u16:0-events_power_efficient08:05:021
1750036992014,2cyclictest67250irq/126-eno110:45:091
175003599209,6cyclictest0-21swapper/009:15:130
1750035992017,2cyclictest2200835-21sed12:35:030
1750035992017,2cyclictest1840413-21sh08:25:030
492398190,3rtkit-daemon1246-21mta-sts-daemon07:44:081
1750038991917,1cyclictest0-21swapper/209:05:002
1750038991916,1cyclictest0-21swapper/208:20:032
1750036991916,2cyclictest2148550-21systemd-run12:00:011
1750036991916,2cyclictest1947177-21cstates09:45:011
1750036991916,2cyclictest1870281-21aten2.4-expect08:50:001
1750036991916,2cyclictest1756315-21systemd-run07:15:001
1750036991915,2cyclictest0-21swapper/112:30:031
1750036991910,3cyclictest1247-21mta-sts-daemon09:36:001
175003599198,6cyclictest2202757-21kthreadcore12:35:070
175003599198,6cyclictest0-21swapper/009:50:120
175003599196,7cyclictest0-21swapper/010:24:580
1750035991916,2cyclictest660-21dbus-daemon09:10:010
1750035991916,2cyclictest2133704-21cstates11:50:020
1750035991916,2cyclictest2103288-21systemd-run11:30:010
1750035991916,2cyclictest1876462-21cpu08:55:010
1750035991916,2cyclictest1790830-21latency_hist07:45:020
175003599191,11cyclictest0-21swapper/008:34:590
3153791180,2phc2sys0-21swapper/311:55:553
3153791180,2phc2sys0-21swapper/309:25:373
1750038991816,1cyclictest0-21swapper/211:45:132
1750038991816,1cyclictest0-21swapper/207:45:022
1750038991816,1cyclictest0-21swapper/207:30:022
1750038991815,1cyclictest0-21swapper/209:45:012
1750038991815,1cyclictest0-21swapper/208:45:012
1750038991814,2cyclictest0-21swapper/208:25:102
1750036991815,2cyclictest765-1atopacctd07:20:011
1750036991815,2cyclictest2208051-21grep12:40:021
1750036991815,2cyclictest2178023-21systemd-run12:20:011
1750036991815,2cyclictest1991461-21cpuspeed10:15:001
1750036991815,2cyclictest1932196-21cron09:35:011
1750036991815,2cyclictest1840170-21cstates08:25:021
1750036991814,3cyclictest1067-21sshd11:51:591
1750036991814,3cyclictest0-21swapper/110:05:011
1750036991811,2cyclictest0-21swapper/111:10:021
175003599188,6cyclictest2106243-21kthreadcore11:30:090
1750035991816,1cyclictest0-21swapper/008:45:000
1750035991815,2cyclictest660-21dbus-daemon12:05:010
1750035991815,2cyclictest660-21dbus-daemon12:05:010
1750035991815,2cyclictest660-21dbus-daemon10:30:010
1750035991815,2cyclictest660-21dbus-daemon10:30:010
1750035991815,2cyclictest2138713-21grep11:50:140
1750035991815,2cyclictest2058582-21sh11:00:010
1750035991815,2cyclictest1924614-21aten_repower_vo09:30:010
1750035991815,2cyclictest1827376-21gpgconf08:15:010
1750035991815,2cyclictest1821708-21cstates08:10:020
1750035991815,2cyclictest1759805-21cstates07:20:010
1750035991815,2cyclictest0-21swapper/011:25:010
175003599181,16cyclictest0-21swapper/012:05:070
1750035991810,7cyclictest0-21swapper/011:19:580
175003599180,1cyclictest0-21swapper/012:20:450
3153791170,2phc2sys0-21swapper/312:38:003
3153791170,2phc2sys0-21swapper/312:10:513
1750038991715,1cyclictest0-21swapper/212:40:022
1750038991715,1cyclictest0-21swapper/211:30:002
1750038991715,1cyclictest0-21swapper/211:05:022
1750038991715,1cyclictest0-21swapper/210:50:122
1750038991715,1cyclictest0-21swapper/208:10:022
1750038991715,1cyclictest0-21swapper/207:50:012
1750038991714,1cyclictest0-21swapper/212:15:142
1750038991714,1cyclictest0-21swapper/212:00:012
1750038991714,1cyclictest0-21swapper/210:24:592
1750038991714,1cyclictest0-21swapper/209:12:102
1750038991714,1cyclictest0-21swapper/208:50:132
1750038991714,1cyclictest0-21swapper/207:20:002
1750038991713,2cyclictest0-21swapper/210:42:302
175003699171,8cyclictest2199832-21ssh12:34:591
1750036991715,1cyclictest2061642-21kthreadcore11:00:071
1750036991714,2cyclictest660-21dbus-daemon11:35:011
1750036991714,2cyclictest660-21dbus-daemon08:10:021
1750036991714,2cyclictest4922-21rtkit-daemon12:24:311
1750036991714,2cyclictest2126346-21systemd11:45:011
1750036991714,2cyclictest2078378-21pmu-power11:10:101
1750036991714,2cyclictest2051174-21aten_repower_fr10:55:031
1750036991714,2cyclictest2014299-21fschecks_count10:30:031
1750036991714,2cyclictest1877170-21gltestperf08:55:031
1750036991713,2cyclictest1984614-21fschecks_time10:10:031
1750036991711,5cyclictest1247-21mta-sts-daemon07:25:001
1750036991710,6cyclictest1237-21mta-sts-daemon11:37:021
175003699170,15cyclictest1778163-21cat07:35:001
175003599178,5cyclictest0-21swapper/010:00:070
175003599178,4cyclictest0-21swapper/010:30:080
1750035991714,2cyclictest2190161-21cut12:25:110
1750035991714,2cyclictest2167976-21head12:10:090
1750035991714,2cyclictest2118625-21systemd-run11:40:010
1750035991714,2cyclictest1858743-21forks08:40:030
1750035991714,2cyclictest1809450-21cstates08:00:020
1750035991714,2cyclictest1783039-21pmu-power07:35:080
1750035991714,2cyclictest1772323-21entropy07:30:020
1750035991714,2cyclictest1063-21lldpd11:59:440
1750035991711,2cyclictest491rcuog/210:08:450
3153791162,2phc2sys0-21swapper/310:56:283
3153791161,2phc2sys0-21swapper/309:58:243
3153791160,2phc2sys0-21swapper/311:36:143
3153791160,2phc2sys0-21swapper/311:12:383
1750038991614,1cyclictest0-21swapper/212:10:022
1750038991614,1cyclictest0-21swapper/210:45:082
1750038991614,1cyclictest0-21swapper/210:00:032
1750038991614,1cyclictest0-21swapper/207:10:012
1750038991613,1cyclictest0-21swapper/211:40:012
1750038991613,1cyclictest0-21swapper/210:55:062
1750038991613,1cyclictest0-21swapper/210:40:032
1750038991613,1cyclictest0-21swapper/210:05:122
1750038991613,1cyclictest0-21swapper/208:25:022
1750038991613,1cyclictest0-21swapper/208:05:022
1750038991613,1cyclictest0-21swapper/207:15:012
1750038991612,2cyclictest0-21swapper/211:19:202
175003699167,4cyclictest0-21swapper/112:09:591
1750036991613,2cyclictest698-21in:imuxsock10:40:021
1750036991613,2cyclictest660-21dbus-daemon10:25:001
1750036991613,2cyclictest2164399-21sed12:10:051
1750036991613,2cyclictest2058636-21grep11:00:011
1750036991613,2cyclictest1954917-21unin-run09:50:031
1750036991613,2cyclictest1903351-21sed09:15:061
1750036991613,2cyclictest1854908-21kthreadcore08:35:071
1750036991613,2cyclictest1750033-21cyclictest09:55:111
175003599167,5cyclictest0-21swapper/009:45:080
175003599167,2cyclictest1765434-21sshd07:24:580
1750035991613,2cyclictest2044699-21irqcore10:50:060
1750035991613,2cyclictest1888737-21cron09:05:000
1750035991613,2cyclictest1846240-21sh08:30:010
1750035991613,2cyclictest1756441-21cpuspeed_turbos07:15:010
1750035991613,2cyclictest0-21swapper/008:20:020
1750035991612,3cyclictest70-21kcompactd011:10:010
1750035991612,2cyclictest1-21systemd08:05:020
3153791150,3phc2sys0-21swapper/309:34:593
3153791150,2phc2sys0-21swapper/311:29:553
3153791150,2phc2sys0-21swapper/309:18:183
3153791150,1phc2sys0-21swapper/309:35:433
175003899151,5cyclictest0-21swapper/209:10:012
1750038991513,1cyclictest0-21swapper/211:25:002
1750038991513,1cyclictest0-21swapper/210:30:092
1750038991513,1cyclictest0-21swapper/209:45:072
1750038991513,1cyclictest0-21swapper/209:35:062
1750038991513,1cyclictest0-21swapper/208:35:082
1750038991513,1cyclictest0-21swapper/208:35:022
1750038991513,1cyclictest0-21swapper/208:15:022
1750038991512,1cyclictest0-21swapper/212:20:132
1750038991512,1cyclictest0-21swapper/212:15:022
1750038991512,1cyclictest0-21swapper/209:35:012
1750038991512,1cyclictest0-21swapper/209:25:072
1750038991512,1cyclictest0-21swapper/209:20:112
1750038991511,2cyclictest0-21swapper/212:00:042
1750038991511,2cyclictest0-21swapper/212:00:042
175003699159,2cyclictest67250irq/126-eno109:25:081
175003699158,4cyclictest1242-21mta-sts-daemon08:54:141
1750036991512,2cyclictest1916925-21/usr/sbin/munin09:25:011
1750036991512,2cyclictest1824142-21kthreadcore08:10:081
1750036991512,2cyclictest1247-21mta-sts-daemon12:01:531
1750036991512,2cyclictest1247-21mta-sts-daemon12:01:531
1750036991511,3cyclictest2043751-21kworker/u16:0+nfsiod11:17:551
1750036991511,1cyclictest1246-21mta-sts-daemon11:29:421
175003599159,5cyclictest1247-21mta-sts-daemon10:48:210
175003599159,2cyclictest0-21swapper/009:21:460
175003599151,8cyclictest1801759-21grep07:50:120
1750035991512,2cyclictest2120556-21kthreadcore11:40:060
1750035991512,2cyclictest1932849-21gltestperf09:35:030
1750035991512,2cyclictest1867115-21kthreadcore08:45:070
1750035991512,2cyclictest1749843-21latency_hist07:10:020
1750035991512,2cyclictest1242-21mta-sts-daemon11:01:060
3153791140,2phc2sys0-21swapper/312:15:273
3153791140,2phc2sys0-21swapper/312:00:033
3153791140,2phc2sys0-21swapper/312:00:033
3153791140,2phc2sys0-21swapper/311:32:003
3153791140,2phc2sys0-21swapper/310:37:543
3153791140,2phc2sys0-21swapper/308:30:023
3153791140,2phc2sys0-21swapper/308:15:003
3153791140,1phc2sys0-21swapper/307:25:513
1750038991412,1cyclictest0-21swapper/209:54:032
1750038991412,1cyclictest0-21swapper/209:00:002
1750038991411,1cyclictest0-21swapper/211:50:142
1750038991411,1cyclictest0-21swapper/210:16:072
1750038991411,1cyclictest0-21swapper/210:15:012
1750038991411,1cyclictest0-21swapper/207:20:092
1750038991410,2cyclictest0-21swapper/211:14:422
175003699141,8cyclictest1809053-21awk08:00:011
1750036991411,2cyclictest693-21systemd-logind07:30:001
1750036991411,2cyclictest1902690-21cstates09:15:011
1750036991411,2cyclictest1852395-21sh08:35:011
1750036991411,2cyclictest1791671-21kthreadcore07:45:061
1750036991411,2cyclictest0-21swapper/109:55:021
175003699140,9cyclictest1846412-21fschecks_count08:30:021
1750035991411,2cyclictest700-21rs:main0
1750035991411,2cyclictest2078912-21sh11:10:130
3153791131,2phc2sys0-21swapper/309:50:143
3153791130,3phc2sys0-21swapper/312:30:023
3153791130,2phc2sys0-21swapper/312:22:493
3153791130,2phc2sys0-21swapper/312:08:343
3153791130,2phc2sys0-21swapper/311:44:483
3153791130,2phc2sys0-21swapper/311:22:583
3153791130,2phc2sys0-21swapper/310:27:523
3153791130,2phc2sys0-21swapper/310:27:523
3153791130,2phc2sys0-21swapper/309:42:213
3153791130,2phc2sys0-21swapper/309:05:003
3153791130,1phc2sys0-21swapper/310:52:423
3153791130,1phc2sys0-21swapper/308:38:203
1750038991311,1cyclictest0-21swapper/211:05:042
1750038991311,1cyclictest0-21swapper/210:00:112
1750038991311,1cyclictest0-21swapper/208:45:052
175003899130,10cyclictest21912812chrt12:26:432
175003699139,3cyclictest1887634-21phc2sys09:00:101
1750036991310,2cyclictest1799835-21kthreadcore07:50:081
1750035991310,2cyclictest1791597-21irqrtprio07:45:050
3153791123,2phc2sys0-21swapper/310:17:073
3153791121,3phc2sys0-21swapper/311:54:583
3153791120,3phc2sys0-21swapper/311:04:573
3153791120,2phc2sys0-21swapper/311:16:233
3153791120,2phc2sys0-21swapper/310:01:443
3153791120,2phc2sys0-21swapper/307:11:323
175003899128,2cyclictest0-21swapper/210:25:082
175003899128,2cyclictest0-21swapper/210:25:082
1750038991210,1cyclictest0-21swapper/207:30:062
175003699129,2cyclictest0-21swapper/107:10:011
175003699128,3cyclictest1781008-21kthreadcore07:35:051
3153791113,2phc2sys0-21swapper/307:20:063
3153791111,2phc2sys0-21swapper/311:10:023
3153791111,2phc2sys0-21swapper/307:44:583
3153791111,1phc2sys0-21swapper/308:59:233
3153791110,2phc2sys0-21swapper/310:45:053
3153791110,2phc2sys0-21swapper/310:10:343
3153791110,1phc2sys0-21swapper/310:40:523
3153791110,1phc2sys0-21swapper/310:33:143
3153791110,1phc2sys0-21swapper/307:38:133
3153791102,3phc2sys0-21swapper/307:55:013
3153791101,2phc2sys0-21swapper/310:23:413
3153791101,2phc2sys0-21swapper/309:14:583
3153791101,2phc2sys0-21swapper/308:40:043
3153791100,2phc2sys0-21swapper/308:45:133
3153791100,2phc2sys0-21swapper/308:15:043
3153791100,2phc2sys0-21swapper/308:05:023
3153791100,2phc2sys0-21swapper/307:55:083
3153791100,1phc2sys0-21swapper/308:53:263
3153791100,1phc2sys0-21swapper/307:48:213
315379191,2phc2sys0-21swapper/307:05:073
315379190,2phc2sys0-21swapper/311:45:083
315379190,2phc2sys0-21swapper/310:06:133
315379190,2phc2sys0-21swapper/308:30:063
315379190,2phc2sys0-21swapper/308:20:053
315379190,2phc2sys0-21swapper/308:05:063
315379190,2phc2sys0-21swapper/307:30:053
315379190,2phc2sys0-21swapper/307:16:333
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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