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2026-06-29 - 20:04
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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 Mon Jun 29, 2026 12:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111678921970,3sleep30-21swapper/310:43:323
111678921970,3sleep30-21swapper/310:43:323
126334121050,2sleep30-21swapper/312:20:033
12095472740,2sleep01209542-21awk11:45:010
83396599351,20cyclictest1069841-21latency_hist10:10:010
9868232320,3sleep30-21swapper/309:15:023
833965992716,9cyclictest0-21swapper/009:49:530
833967992616,4cyclictest0-21swapper/209:24:522
833966992620,2cyclictest191rcu_preempt10:50:011
833965992621,4cyclictest738-21gdbus07:40:010
833965992610,10cyclictest0-21swapper/010:24:530
83396599259,10cyclictest0-21swapper/011:24:510
83396599259,10cyclictest0-21swapper/011:24:510
833965992520,4cyclictest1255098-21sed12:15:020
833965992519,5cyclictest986541-21grep09:15:020
833965992511,9cyclictest0-21swapper/012:20:030
83396599251,12cyclictest1260762-21dump-pmu-power12:20:000
83396599250,1cyclictest1191795-21ssh11:34:530
83396599249,10cyclictest0-21swapper/011:05:000
83396599242,1cyclictest1025969-21pluginstate09:40:010
83396599242,10cyclictest1-21systemd11:10:010
833965992418,5cyclictest660-21dbus-daemon11:15:010
833965992418,5cyclictest1203993-21grep11:40:010
83396699234,11cyclictest660-21dbus-daemon09:00:031
833966992316,3cyclictest191rcu_preempt10:09:581
833966992315,3cyclictest0-21swapper/112:10:001
833966992312,5cyclictest900019-21cut08:05:011
833966992312,5cyclictest900019-21cut08:05:011
83396599238,10cyclictest0-21swapper/011:55:070
833965992317,5cyclictest945056-21mailstats08:40:020
833965992317,5cyclictest1-21systemd10:20:010
833965992312,10cyclictest1072460-21rm10:14:530
833965992311,11cyclictest0-21swapper/011:50:070
83396699228,6cyclictest0-21swapper/111:15:021
83396699225,11cyclictest1273918-21interrupts12:29:561
833966992219,2cyclictest1224467-21grep11:55:011
833966992219,2cyclictest1150137-21kthreadcore11:05:011
833966992216,2cyclictest191rcu_preempt09:10:001
83396599229,11cyclictest0-21swapper/012:39:520
833965992217,4cyclictest0-21swapper/009:55:010
833965992216,5cyclictest1056808-21runrttasks10:02:190
83396699218,8cyclictest1283208-21/usr/sbin/munin12:35:021
83396699218,4cyclictest1247-21mta-sts-daemon10:29:031
83396699218,4cyclictest1047922-21needreboot09:55:021
83396699215,10cyclictest1137171-21cut10:55:041
833966992118,2cyclictest995884-21grep09:20:031
833966992118,2cyclictest1241054-21systemd12:05:021
833966992115,2cyclictest191rcu_preempt08:55:021
833966992113,3cyclictest0-21swapper/111:45:011
833965992116,4cyclictest1121619-21kthreadcore10:45:020
833965992116,4cyclictest1121619-21kthreadcore10:45:020
833965992115,5cyclictest905990-21kthreadcore08:10:010
833965992115,5cyclictest856901-21kthreadcore07:30:020
833965992115,5cyclictest781-21gmain12:05:020
833965992115,5cyclictest1126803-21kthreadcore10:50:010
833965992115,5cyclictest1054278-21kthreadcore10:00:020
833965992115,5cyclictest0-21swapper/007:15:020
833965992111,5cyclictest978779-21cat09:10:010
83396599210,2cyclictest1278258-21munin-run12:30:020
492398210,5rtkit-daemon1246-21mta-sts-daemon09:16:520
83396699209,2cyclictest0-21swapper/108:35:041
83396699207,8cyclictest888939-21/usr/sbin/munin07:55:021
83396699205,9cyclictest1118126-21if_enp1s0.810:44:581
83396699205,9cyclictest1118126-21if_enp1s0.810:44:581
83396699204,5cyclictest36-21ksoftirqd/109:29:561
83396699204,5cyclictest36-21ksoftirqd/109:29:561
833966992017,2cyclictest972636-21turbostat.cron09:05:011
833966992017,2cyclictest855969-21kthreadcore07:30:011
833966992017,2cyclictest1203967-21sh11:40:011
833966992017,2cyclictest1105925-21latency_hist10:35:021
833966992014,2cyclictest191rcu_preempt11:30:031
833966992013,3cyclictest833954-21cyclictest10:20:051
833966992012,3cyclictest0-21swapper/112:20:021
833966992011,3cyclictest841510-21ptp4l07:15:051
833966992010,4cyclictest1237-21mta-sts-daemon12:14:111
83396599209,10cyclictest1237-21mta-sts-daemon08:44:540
83396599206,5cyclictest1003623-21munin-run09:25:020
83396599204,14cyclictest1140047-21cstates10:59:520
833965992015,4cyclictest872361-21/usr/sbin/munin07:45:010
833965992015,4cyclictest1032819-21idleruntime-cro09:45:010
833965992015,4cyclictest0-21swapper/007:10:030
833965992014,5cyclictest936360-21kthreadcore08:35:020
833965992014,5cyclictest895082-21kthreadcore08:00:010
833965992014,5cyclictest887302-21kthreadcore07:55:010
833965992014,5cyclictest1098058-21kthreadcore10:30:010
833965992014,5cyclictest1012055-21grep09:30:100
833965992014,5cyclictest1008449-21kthreadcore09:30:020
833965992014,5cyclictest1008449-21kthreadcore09:30:020
833965992013,5cyclictest864178-21kthreadcore07:35:020
833965992013,5cyclictest845747-21kthreadcore07:20:020
833965992011,8cyclictest1243913-21cstates12:09:540
833965992010,9cyclictest1185427-21kthreadcore11:30:000
833965992010,9cyclictest0-21swapper/010:35:000
83396599200,5cyclictest67250irq/126-eno109:05:010
833967991917,1cyclictest0-21swapper/209:55:032
833967991916,1cyclictest0-21swapper/211:45:022
833967991916,1cyclictest0-21swapper/210:15:022
833967991916,1cyclictest0-21swapper/209:10:022
83396699199,5cyclictest0-21swapper/112:24:561
83396699197,7cyclictest1017176-21latency_hist09:35:011
83396699196,8cyclictest1113223-21kthreadcore10:40:021
83396699195,6cyclictest0-21swapper/108:29:511
83396699194,8cyclictest1061994-21kthreadcore10:05:031
83396699193,6cyclictest1177050-21cstates11:24:531
83396699193,6cyclictest1177050-21cstates11:24:531
83396699193,10cyclictest1036991-21cut09:49:591
833966991916,2cyclictest956768-21sh08:50:011
833966991916,2cyclictest945269-21xargs08:40:031
833966991916,2cyclictest1053151-21kthreadcore10:00:011
833966991916,2cyclictest0-21swapper/111:10:031
833966991912,3cyclictest0-21swapper/112:40:021
83396699190,3cyclictest934824-21systemd-run08:35:011
83396599196,9cyclictest0-21swapper/008:56:000
83396599196,5cyclictest0-21swapper/008:47:540
83396599196,5cyclictest0-21swapper/007:47:190
833965991914,4cyclictest960440-21/usr/sbin/munin08:55:020
833965991914,4cyclictest1242-21mta-sts-daemon12:30:200
833965991913,5cyclictest0-21swapper/010:55:030
833965991910,5cyclictest599-17auditd08:17:530
833965991910,4cyclictest4922-21rtkit-daemon08:29:570
3153791190,9phc2sys0-21swapper/309:09:543
3153791190,2phc2sys0-21swapper/310:12:313
833967991816,1cyclictest0-21swapper/209:15:022
833967991815,1cyclictest0-21swapper/212:25:012
833967991815,1cyclictest0-21swapper/210:25:022
833967991815,1cyclictest0-21swapper/208:40:012
833967991815,1cyclictest0-21swapper/208:15:022
833967991815,1cyclictest0-21swapper/207:20:012
83396699188,5cyclictest921437-21taskset08:23:571
83396699186,8cyclictest838703-21sort07:15:011
83396699186,5cyclictest0-21swapper/109:23:521
83396699185,8cyclictest765-1atopacctd07:40:051
83396699185,2cyclictest191rcu_preempt11:15:131
83396699183,9cyclictest903547-21cut08:09:541
833966991815,2cyclictest1-21systemd07:35:011
833966991815,2cyclictest1080591-21grep10:19:581
833966991815,2cyclictest1026256-21mailstats09:40:021
83396599185,5cyclictest909627-21aten_repower_en08:14:530
833965991812,5cyclictest926201-21latency_hist08:25:010
833965991812,5cyclictest897724-21gltestperf08:04:570
833965991812,5cyclictest897724-21gltestperf08:04:570
833965991812,5cyclictest847705-21sshd07:20:210
833965991811,2cyclictest1211790-21pmu-power11:45:050
833965991811,2cyclictest1172938-21kthreadcore11:20:000
83396599180,9cyclictest1102191-21/usr/sbin/munin10:35:060
3153791188,3phc2sys0-21swapper/312:37:323
3153791180,2phc2sys0-21swapper/310:06:023
3153791180,2phc2sys0-21swapper/309:46:063
833967991715,1cyclictest0-21swapper/208:10:012
833967991715,1cyclictest0-21swapper/207:55:022
833967991714,1cyclictest0-21swapper/211:00:272
833967991714,1cyclictest0-21swapper/208:30:012
833967991714,1cyclictest0-21swapper/208:05:012
833967991714,1cyclictest0-21swapper/208:05:012
833967991712,1cyclictest0-21swapper/209:49:532
83396699177,2cyclictest0-21swapper/111:55:041
83396699176,3cyclictest0-21swapper/107:25:021
83396699174,6cyclictest1133724-21tr10:55:011
83396699171,7cyclictest1071581-21ssh10:12:161
833966991714,2cyclictest894662-21sendmail08:00:001
833966991714,2cyclictest883615-21grep07:50:021
833966991714,2cyclictest765-1atopacctd08:20:001
833966991714,2cyclictest1215301-21kthreadcore11:49:581
833966991710,2cyclictest191rcu_preempt08:15:011
83396699170,5cyclictest985614-21grep09:15:011
3153791170,2phc2sys0-21swapper/309:29:433
3153791170,2phc2sys0-21swapper/309:29:433
83396799164,8cyclictest0-21swapper/210:10:012
83396799164,5cyclictest0-21swapper/208:20:012
833967991614,1cyclictest0-21swapper/212:10:032
833967991614,1cyclictest0-21swapper/210:45:012
833967991614,1cyclictest0-21swapper/210:45:012
833967991614,1cyclictest0-21swapper/210:40:032
833967991614,1cyclictest0-21swapper/209:20:012
833967991613,1cyclictest0-21swapper/212:05:012
833967991613,1cyclictest0-21swapper/211:15:012
833967991613,1cyclictest0-21swapper/210:55:012
833967991613,1cyclictest0-21swapper/210:49:552
833967991613,1cyclictest0-21swapper/210:15:092
833967991613,1cyclictest0-21swapper/209:35:012
833967991613,1cyclictest0-21swapper/208:45:012
833967991613,1cyclictest0-21swapper/208:35:012
833967991613,1cyclictest0-21swapper/207:10:022
833967991612,2cyclictest0-21swapper/208:49:512
833967991612,2cyclictest0-21swapper/207:44:582
83396699166,2cyclictest0-21swapper/109:40:571
83396699164,6cyclictest866650-21expr07:39:561
83396699162,9cyclictest834735-21cat07:10:031
83396699162,8cyclictest1192700-21cat11:34:581
3153791160,4phc2sys0-21swapper/309:38:403
3153791160,1phc2sys0-21swapper/309:57:363
83396799158,3cyclictest0-21swapper/210:00:012
83396799157,4cyclictest0-21swapper/212:30:012
833967991513,1cyclictest0-21swapper/212:20:022
833967991513,1cyclictest0-21swapper/209:30:022
833967991513,1cyclictest0-21swapper/209:30:022
833967991512,1cyclictest0-21swapper/209:35:062
833967991512,1cyclictest0-21swapper/207:39:592
833967991511,2cyclictest0-21swapper/211:06:042
833967991511,2cyclictest0-21swapper/208:24:542
833967991510,3cyclictest0-21swapper/212:15:032
3153791152,2phc2sys0-21swapper/308:49:513
3153791152,2phc2sys0-21swapper/307:39:563
3153791150,3phc2sys0-21swapper/312:13:473
3153791150,2phc2sys0-21swapper/311:50:343
3153791150,2phc2sys0-21swapper/311:40:013
833967991412,1cyclictest0-21swapper/212:35:032
833967991412,1cyclictest0-21swapper/211:35:032
833967991412,1cyclictest0-21swapper/211:20:062
833967991412,1cyclictest0-21swapper/211:20:062
833967991412,1cyclictest0-21swapper/207:29:562
833967991412,1cyclictest0-21swapper/207:25:022
833967991411,1cyclictest0-21swapper/211:49:532
833967991411,1cyclictest0-21swapper/210:34:552
833967991411,1cyclictest0-21swapper/210:00:232
833967991411,1cyclictest0-21swapper/209:44:252
833967991411,1cyclictest0-21swapper/208:58:512
833967991410,2cyclictest0-21swapper/211:52:322
833967991410,2cyclictest0-21swapper/209:04:002
3153791143,2phc2sys0-21swapper/312:09:593
3153791141,4phc2sys0-21swapper/309:04:543
3153791140,3phc2sys0-21swapper/310:15:383
3153791140,2phc2sys0-21swapper/312:03:413
3153791140,1phc2sys0-21swapper/311:43:573
83396799139,2cyclictest0-21swapper/211:55:072
833967991311,1cyclictest0-21swapper/212:35:062
833967991311,1cyclictest0-21swapper/211:15:072
833967991311,1cyclictest0-21swapper/208:00:022
833967991310,1cyclictest0-21swapper/211:26:342
833967991310,1cyclictest0-21swapper/207:15:012
3153791132,2phc2sys0-21swapper/311:46:343
3153791131,5phc2sys0-21swapper/310:49:543
3153791131,2phc2sys0-21swapper/309:22:173
3153791131,2phc2sys0-21swapper/309:19:533
3153791131,2phc2sys0-21swapper/307:09:593
3153791130,3phc2sys0-21swapper/310:51:023
3153791130,3phc2sys0-21swapper/307:57:413
3153791130,2phc2sys0-21swapper/307:24:563
833967991210,1cyclictest0-21swapper/211:36:372
833967991210,1cyclictest0-21swapper/210:58:212
833967991210,1cyclictest0-21swapper/208:53:152
833967991210,1cyclictest0-21swapper/207:34:542
3153791122,2phc2sys0-21swapper/309:41:333
3153791121,2phc2sys0-21swapper/310:00:043
3153791120,2phc2sys0-21swapper/312:29:503
3153791120,2phc2sys0-21swapper/311:55:043
3153791120,2phc2sys0-21swapper/311:25:303
3153791120,2phc2sys0-21swapper/311:06:143
3153791120,2phc2sys0-21swapper/308:22:093
3153791120,2phc2sys0-21swapper/307:34:533
83396799119,1cyclictest0-21swapper/207:47:052
83396799118,1cyclictest0-21swapper/210:25:072
3153791112,2phc2sys0-21swapper/311:20:013
3153791112,2phc2sys0-21swapper/310:58:213
3153791111,2phc2sys0-21swapper/308:09:563
3153791110,3phc2sys0-21swapper/311:00:143
3153791110,3phc2sys0-21swapper/310:23:013
3153791110,2phc2sys0-21swapper/310:30:183
3153791110,1phc2sys0-21swapper/311:24:063
3153791110,1phc2sys0-21swapper/311:24:063
3153791110,1phc2sys0-21swapper/307:28:003
3153791103,2phc2sys0-21swapper/307:55:003
3153791101,2phc2sys0-21swapper/312:24:293
3153791101,2phc2sys0-21swapper/311:10:153
3153791101,2phc2sys0-21swapper/308:54:573
3153791101,2phc2sys0-21swapper/308:44:563
3153791101,2phc2sys0-21swapper/307:44:553
3153791100,3phc2sys0-21swapper/308:14:563
3153791100,2phc2sys0-21swapper/311:30:193
3153791100,2phc2sys0-21swapper/310:35:073
3153791100,2phc2sys0-21swapper/308:55:043
3153791100,2phc2sys0-21swapper/308:34:563
3153791100,2phc2sys0-21swapper/308:20:023
3153791100,2phc2sys0-21swapper/307:45:153
3153791100,2phc2sys0-21swapper/307:19:563
3153791100,2phc2sys0-21swapper/307:14:543
3153791100,1phc2sys0-21swapper/312:30:413
3153791100,1phc2sys0-21swapper/308:00:143
3153791100,1phc2sys0-21swapper/308:00:143
315379190,2phc2sys0-21swapper/310:25:213
315379190,2phc2sys0-21swapper/309:50:233
315379190,2phc2sys0-21swapper/309:30:073
315379190,2phc2sys0-21swapper/308:35:053
315379190,2phc2sys0-21swapper/308:25:033
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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