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2026-05-21 - 17:13
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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 all highest latencies:
System rackeslot2.osadl.org (updated Thu May 21, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
245124121030,2sleep30-21swapper/312:20:133
238480721000,2sleep30-21swapper/311:40:013
20320312850,2sleep30-21swapper/307:30:073
20320312850,2sleep30-21swapper/307:30:073
24507822450,1sleep00-21swapper/012:20:100
22617172390,2sleep30-21swapper/310:20:003
23564052320,2sleep1341rcuc/111:20:081
2006906993128,2cyclictest0-21swapper/109:25:021
2006903993121,6cyclictest2840498-21systemd-journal11:10:010
2006903993027,2cyclictest1290-21dbus-daemon09:45:020
2006911992926,1cyclictest0-21swapper/208:10:012
22539262270,3sleep02253930-21grep10:15:000
2006906992723,2cyclictest2277784-21df10:30:021
2006906992720,2cyclictest134050irq/121-eno109:30:061
2006903992613,8cyclictest2385833-21kthreadcore11:40:050
2006906992522,2cyclictest1290-21dbus-daemon12:40:021
2006903992520,3cyclictest2193641-21fschecks_count09:35:020
2006903992515,6cyclictest2354594-21fschecks_count11:20:030
2006906992418,2cyclictest134050irq/121-eno110:05:011
2006903992416,3cyclictest191rcu_preempt10:35:020
2006911992320,1cyclictest0-21swapper/207:45:002
2006906992320,2cyclictest2353726-21ls11:20:001
2006906992320,2cyclictest2085056-21gpgv08:15:001
2006906992320,2cyclictest1-21systemd09:15:011
2006906992316,3cyclictest2416679-21kthreadcore12:00:061
2006903992317,4cyclictest0-21swapper/010:00:000
2006903992316,3cyclictest191rcu_preempt12:04:570
2006903992314,5cyclictest2466757-21runrttasks12:30:530
2006911992219,1cyclictest0-21swapper/212:05:002
2006911992219,1cyclictest0-21swapper/209:20:002
2006906992219,2cyclictest1-21systemd09:45:001
2006906992218,2cyclictest2293464-21irqcore10:40:031
2006903992213,5cyclictest2272568-21kthreadcore10:25:060
2006903992212,9cyclictest0-21swapper/011:35:030
383433398210,5rtkit-daemon3851704-21mta-sts-daemon07:46:121
2006911992119,1cyclictest0-21swapper/210:15:012
2006911992117,2cyclictest0-21swapper/210:35:012
2006911992113,5cyclictest2162738-21chrt09:15:022
2006906992118,2cyclictest2392012-21/usr/sbin/munin11:45:011
2006906992118,2cyclictest2376744-21munin-plugin-st11:35:011
2006903992118,2cyclictest2022829-21/usr/sbin/munin07:25:010
2006903992117,3cyclictest2430832-21cstates12:10:010
2006903992117,3cyclictest2170304-21systemd-run09:20:010
2006903992117,3cyclictest2123706-21cstates08:45:020
2006903992112,5cyclictest2443822-21runrttasks12:15:340
2006903992111,9cyclictest2308265-21systemd-run10:50:010
2006903992110,6cyclictest0-21swapper/012:14:590
21097412200,1sleep10-21swapper/108:30:131
2006911992018,1cyclictest0-21swapper/212:00:012
2006911992017,1cyclictest0-21swapper/209:30:012
2006911992017,1cyclictest0-21swapper/208:40:022
200691199201,13cyclictest0-21swapper/211:30:012
2006906992017,2cyclictest2451315-21runrttasks12:20:141
2006906992017,2cyclictest2129926-21latency_hist08:50:011
2006906992017,2cyclictest2091988-21sh08:20:001
2006906992017,2cyclictest2041562-21cstates07:40:001
2006906992016,2cyclictest2216172-21cpuspeed_turbos09:50:031
2006906992011,4cyclictest1290-21dbus-daemon12:35:001
200690399209,6cyclictest2331321-21sh11:05:020
200690399209,6cyclictest0-21swapper/011:10:070
200690399208,7cyclictest0-21swapper/012:25:100
200690399207,8cyclictest2236967-21vmstat10:00:150
200690399207,8cyclictest2154587-21aten2.4-expect09:10:000
200690399206,8cyclictest0-21swapper/011:00:000
200690399204,6cyclictest0-21swapper/011:30:420
2006903992017,2cyclictest3851703-21mta-sts-daemon08:30:010
2006903992017,2cyclictest2178039-21apt-key09:25:010
2006903992017,2cyclictest2006991-21/usr/sbin/munin07:10:010
2006903992017,2cyclictest1290-21dbus-daemon09:00:000
2006903992016,2cyclictest0-21swapper/011:50:020
200690399200,2cyclictest2285544-21grep10:35:030
24094732190,1sleep02409477-21kthreadcore11:55:050
200691199197,7cyclictest0-21swapper/208:30:012
2006911991917,1cyclictest0-21swapper/211:35:022
2006911991916,1cyclictest0-21swapper/211:05:012
2006911991912,3cyclictest0-21swapper/208:05:002
2006906991916,2cyclictest2231091-21dump-pmu-power10:00:011
2006906991916,2cyclictest1290-21dbus-daemon09:10:001
2006906991916,2cyclictest1-21systemd09:40:021
2006906991916,2cyclictest0-21swapper/108:25:011
2006906991916,2cyclictest0-21swapper/107:35:011
2006906991916,2cyclictest0-21swapper/107:35:001
2006906991916,1cyclictest0-21swapper/108:45:021
2006906991915,3cyclictest3880722-21gmain07:30:011
200690399196,8cyclictest0-21swapper/008:00:060
2006903991916,2cyclictest2216331-21cstates09:50:020
2006903991915,3cyclictest2092351-21cut08:20:010
2006903991914,3cyclictest2162657-21cstates09:15:020
2006903991910,5cyclictest2193946-21if_enp1s009:35:040
2649091180,2phc2sys0-21swapper/311:51:013
2006911991816,1cyclictest0-21swapper/212:40:022
2006911991816,1cyclictest0-21swapper/212:10:012
2006911991816,1cyclictest0-21swapper/211:15:022
2006911991816,1cyclictest0-21swapper/209:40:012
2006911991816,1cyclictest0-21swapper/209:05:002
2006911991815,1cyclictest0-21swapper/212:20:012
2006911991815,1cyclictest0-21swapper/211:50:002
2006911991815,1cyclictest0-21swapper/210:40:022
2006911991815,1cyclictest0-21swapper/210:20:032
2006911991815,1cyclictest0-21swapper/207:30:002
2006906991815,2cyclictest3824567-21rs:main1
2006906991815,2cyclictest2400133-21apt-key11:50:001
2006906991815,2cyclictest2367443-21runrttasks11:25:341
2006906991815,2cyclictest2308361-21cstates10:50:011
2006906991815,2cyclictest2253909-21dump-pmu-power10:15:001
2006906991815,2cyclictest2183092-21ssh09:25:101
2006906991815,2cyclictest2142619-21/usr/sbin/munin09:00:011
2006906991810,3cyclictest2458080-21kthreadcore12:25:061
2006906991810,3cyclictest0-21swapper/110:05:561
200690399188,6cyclictest0-21swapper/010:40:040
200690399185,5cyclictest2259711-21python310:15:130
200690399184,9cyclictest2039692-21kthreadcore07:35:050
200690399184,6cyclictest0-21swapper/011:26:320
200690399183,9cyclictest1290-21dbus-daemon10:10:010
2006903991815,2cyclictest3851704-21mta-sts-daemon08:10:020
2006903991815,2cyclictest2053955-21cstates07:50:000
2006903991815,2cyclictest2029108-21wc07:30:010
2006903991815,2cyclictest2016752-21gltestperf07:20:020
200690399180,8cyclictest2060030-21latency_hist07:55:000
200690399180,8cyclictest0-21swapper/010:22:280
200690399180,12cyclictest2098433-21munin-run08:25:030
2006911991715,1cyclictest0-21swapper/210:25:022
2006911991715,1cyclictest0-21swapper/207:10:022
2006911991714,1cyclictest0-21swapper/209:50:032
2006911991714,1cyclictest0-21swapper/209:10:002
2006911991714,1cyclictest0-21swapper/207:40:002
2006911991714,1cyclictest0-21swapper/207:25:012
2006906991714,2cyclictest2339225-21sh11:10:021
2006906991714,2cyclictest2331509-21grep11:05:011
2006906991714,2cyclictest2315953-21/usr/sbin/munin10:55:001
2006906991714,2cyclictest2285398-21cstates10:35:011
2006906991714,2cyclictest2261997-21munin-plugin-st10:20:011
2006906991714,2cyclictest2078942-21grep08:10:001
2006906991712,3cyclictest2117331-21systemd-run08:40:021
2006906991711,5cyclictest3851704-21mta-sts-daemon08:50:101
200690399175,3cyclictest491rcuog/210:50:080
200690399174,8cyclictest2047145-21sshd07:43:560
200690399172,10cyclictest2354934-21cat11:20:050
2006903991714,2cyclictest2185840-21cstates09:30:020
2006903991714,2cyclictest2116287-21mandb08:38:270
200690399170,8cyclictest2222119-21ssh09:51:280
200690399170,7cyclictest2083083-21cut08:10:070
200690399170,7cyclictest2034307-21sshd07:30:560
200690399170,7cyclictest2034307-21sshd07:30:560
200690399170,7cyclictest2009044-21grep07:10:060
200690399170,7cyclictest2009044-21grep07:10:050
200690399170,6cyclictest2407969-21munin-run11:55:010
200690399170,12cyclictest2127693-21cut08:45:080
200690399170,12cyclictest2105922-21cut08:30:050
2649091161,5phc2sys0-21swapper/308:39:583
2649091160,2phc2sys0-21swapper/311:26:363
2649091160,2phc2sys0-21swapper/311:05:483
2649091160,1phc2sys0-21swapper/310:44:313
2006911991614,1cyclictest0-21swapper/212:25:012
2006911991614,1cyclictest0-21swapper/211:25:012
2006911991614,1cyclictest0-21swapper/211:20:022
2006911991614,1cyclictest0-21swapper/208:45:012
2006911991614,1cyclictest0-21swapper/207:59:582
2006911991614,1cyclictest0-21swapper/207:15:022
2006911991614,1cyclictest0-21swapper/207:15:022
2006911991613,1cyclictest0-21swapper/210:55:132
2006911991613,1cyclictest0-21swapper/210:05:012
2006911991613,1cyclictest0-21swapper/210:00:002
2006911991613,1cyclictest0-21swapper/209:35:002
2006911991613,1cyclictest0-21swapper/208:20:002
2006911991613,1cyclictest0-21swapper/207:35:002
2006911991613,1cyclictest0-21swapper/207:35:002
2006911991612,2cyclictest0-21swapper/208:25:002
2006911991612,2cyclictest0-21swapper/207:50:022
2006911991612,2cyclictest0-21swapper/207:50:002
200690699168,3cyclictest0-21swapper/112:15:001
200690699168,3cyclictest0-21swapper/111:59:581
200690699167,4cyclictest2288017-21kthreadcore10:35:071
2006906991613,2cyclictest2445726-21ssh12:20:001
2006906991613,2cyclictest2323593-21sh11:00:001
2006906991613,2cyclictest2066785-21systemd-run08:00:011
2006906991613,2cyclictest2014164-21kthreadcore07:15:021
2006906991613,2cyclictest2014164-21kthreadcore07:15:021
2006906991610,2cyclictest134050irq/121-eno109:50:071
200690399160,7cyclictest2061207-21/usr/sbin/munin07:55:050
200690399160,11cyclictest2473743-21basename12:35:100
200690399160,11cyclictest2134766-21tr08:50:110
200690399160,11cyclictest1996-21runrttasks09:02:030
2649091150,4phc2sys0-21swapper/310:47:103
2649091150,2phc2sys0-21swapper/310:33:533
2649091150,2phc2sys0-21swapper/309:41:233
2649091150,2phc2sys0-21swapper/309:10:073
2649091150,1phc2sys0-21swapper/309:47:463
2006911991513,1cyclictest0-21swapper/211:55:032
2006911991513,1cyclictest0-21swapper/209:40:102
2006911991512,1cyclictest0-21swapper/212:30:082
2006911991512,1cyclictest0-21swapper/210:05:082
2006911991512,1cyclictest0-21swapper/209:24:592
200690699158,6cyclictest3851704-21mta-sts-daemon11:10:091
2006906991512,2cyclictest3834328-21sendmail-mta12:08:261
2006906991512,2cyclictest2377482-21fschecks_count11:35:031
2006906991512,2cyclictest2269574-21cpuspeed_turbos10:24:591
2006906991512,2cyclictest2163392-21irqrtprio09:15:051
2006906991512,2cyclictest0-21swapper/107:20:021
2006906991511,3cyclictest3827634-1atopacctd07:40:071
2006906991510,4cyclictest2403325-21kthreadcore11:50:061
2649091140,2phc2sys0-21swapper/312:32:403
2649091140,2phc2sys0-21swapper/312:00:413
2649091140,2phc2sys0-21swapper/311:43:043
2649091140,2phc2sys0-21swapper/309:18:373
2649091140,2phc2sys0-21swapper/309:00:103
2649091140,1phc2sys0-21swapper/312:08:123
2649091140,1phc2sys0-21swapper/311:59:393
2649091140,1phc2sys0-21swapper/308:08:323
2649091140,1phc2sys0-21swapper/307:30:003
22002892140,2sleep30-21swapper/309:39:493
2006911991412,1cyclictest0-21swapper/212:15:002
2006911991412,1cyclictest0-21swapper/211:40:032
2006911991412,1cyclictest0-21swapper/210:50:032
2006911991412,1cyclictest0-21swapper/210:50:022
2006911991412,1cyclictest0-21swapper/210:25:062
2006911991412,1cyclictest0-21swapper/208:35:022
2006911991411,1cyclictest0-21swapper/212:29:392
2006911991411,1cyclictest0-21swapper/211:39:402
2006911991411,1cyclictest0-21swapper/209:50:012
2006911991411,1cyclictest0-21swapper/208:55:022
2006906991411,2cyclictest2142716-21cut09:00:021
2006906991410,3cyclictest2068852-21kthreadcore08:00:061
2649091130,2phc2sys0-21swapper/312:26:523
2649091130,2phc2sys0-21swapper/311:46:223
2649091130,2phc2sys0-21swapper/310:09:233
2649091130,2phc2sys0-21swapper/310:01:313
2649091130,2phc2sys0-21swapper/309:59:453
2649091130,2phc2sys0-21swapper/309:34:283
2649091130,2phc2sys0-21swapper/309:09:593
2649091130,2phc2sys0-21swapper/308:44:563
2649091130,1phc2sys0-21swapper/308:59:013
2649091130,1phc2sys0-21swapper/307:54:203
2006911991311,1cyclictest0-21swapper/208:45:092
2006911991311,1cyclictest0-21swapper/207:15:042
2006911991310,2cyclictest0-21swapper/208:10:072
2006911991310,1cyclictest0-21swapper/208:55:082
200691199130,6cyclictest0-21swapper/211:06:042
200690699139,3cyclictest2100914-21kthreadcore08:25:061
2006906991310,2cyclictest1290-21dbus-daemon07:10:021
2649091125,2phc2sys0-21swapper/307:55:083
2649091120,4phc2sys0-21swapper/311:13:473
2649091120,3phc2sys0-21swapper/307:05:273
2649091120,2phc2sys0-21swapper/310:56:223
2649091120,1phc2sys0-21swapper/310:11:443
2649091120,1phc2sys0-21swapper/309:24:383
2006911991210,1cyclictest0-21swapper/210:43:312
200690699129,2cyclictest2055149-21kthreadcore07:50:051
2649091111,2phc2sys0-21swapper/308:25:073
2649091110,2phc2sys0-21swapper/312:10:063
2649091110,2phc2sys0-21swapper/308:31:393
2649091110,2phc2sys0-21swapper/308:12:253
2649091110,2phc2sys0-21swapper/307:37:443
2649091110,2phc2sys0-21swapper/307:20:103
2649091110,1phc2sys0-21swapper/310:53:333
2649091110,1phc2sys0-21swapper/308:48:353
2649091110,1phc2sys0-21swapper/307:12:133
2649091110,1phc2sys0-21swapper/307:12:133
2649091102,3phc2sys0-21swapper/308:55:013
2649091102,2phc2sys0-21swapper/309:28:033
2649091101,2phc2sys0-21swapper/311:21:273
2649091101,2phc2sys0-21swapper/311:01:473
2649091101,2phc2sys0-21swapper/310:22:303
2649091100,2phc2sys0-21swapper/312:35:263
2649091100,2phc2sys0-21swapper/312:15:263
2649091100,2phc2sys0-21swapper/311:30:213
2649091100,2phc2sys0-21swapper/311:17:263
2649091100,2phc2sys0-21swapper/310:35:343
2649091100,2phc2sys0-21swapper/310:25:363
2649091100,2phc2sys0-21swapper/309:54:023
2649091100,2phc2sys0-21swapper/308:24:593
2649091100,2phc2sys0-21swapper/308:04:593
2649091100,2phc2sys0-21swapper/307:48:303
2649091100,2phc2sys0-21swapper/307:19:583
2649091100,1phc2sys0-21swapper/307:40:543
264909180,1phc2sys0-21swapper/308:15:053
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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