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2025-12-06 - 15:49
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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 Sat Dec 06, 2025 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
104380121740,2sleep30-21swapper/312:05:013
76264521010,1sleep10-21swapper/109:22:111
5969372880,2sleep30-21swapper/307:15:023
7683982720,1sleep00-21swapper/009:25:150
7683982720,1sleep00-21swapper/009:25:150
6917422270,2sleep20-21swapper/208:30:152
589219992616,5cyclictest1700-21systemd-logind08:55:001
589218992617,8cyclictest1803-21gdbus10:50:020
589218992517,4cyclictest959828-21kthreadcore11:15:150
589218992411,7cyclictest0-21swapper/012:20:050
589218992411,7cyclictest0-21swapper/012:20:050
589219992317,2cyclictest170550irq/121-eno110:10:211
589219992317,2cyclictest170550irq/121-eno110:10:211
589219992315,3cyclictest927015-21wc10:55:191
589218992312,6cyclictest926581-21kthreadcore10:55:180
589218992312,6cyclictest0-21swapper/009:50:080
589218992312,5cyclictest1069902-21wc12:20:010
58921999229,3cyclictest0-21swapper/112:35:011
58921999227,11cyclictest491rcuog/208:40:071
589219992211,3cyclictest983697-21fschecks_time11:30:121
589218992215,6cyclictest0-21swapper/009:15:020
589218992211,6cyclictest1100853-21kthreadcore12:35:310
589220992119,1cyclictest0-21swapper/209:20:022
58921999219,3cyclictest1700-21systemd-logind12:30:011
58921999213,4cyclictest0-21swapper/112:15:051
589219992118,2cyclictest939178-21sh11:05:001
589219992118,2cyclictest622577-21grep07:35:011
589219992117,3cyclictest918764-21timerandwakeup10:50:211
589219992115,2cyclictest804906-21timerandwakeup09:45:201
589219992111,3cyclictest835590-21fschecks_count10:05:101
589219992111,3cyclictest1052644-21/usr/sbin/munin12:10:111
589219992110,6cyclictest0-21swapper/109:30:001
589219992110,6cyclictest0-21swapper/109:30:001
589218992118,2cyclictest799828-21cpu09:45:090
589218992117,1cyclictest701kcompactd009:40:010
589218992114,6cyclictest0-21swapper/010:20:000
589218992113,4cyclictest983278-21cpuspeed_turbos11:30:100
589218992113,4cyclictest897435-21kthreadcore10:40:160
589218992113,4cyclictest0-21swapper/010:50:160
589220992017,1cyclictest0-21swapper/211:10:002
589219992017,2cyclictest895863-21/usr/sbin/munin10:40:021
589219992017,2cyclictest834356-21sh10:05:011
589219992017,2cyclictest613084-21kthreadcore07:25:151
589219992017,2cyclictest1099082-21kthreadcore12:35:301
589219992016,3cyclictest692556-21kthreadcore08:30:161
589219992013,6cyclictest1022965-21switchtime11:50:181
58921899208,7cyclictest0-21swapper/011:05:070
589218992017,2cyclictest799265-21perf09:45:000
589218992017,2cyclictest713858-21latency_hist08:50:000
589218992017,2cyclictest1009443-21tr11:45:110
589218992017,2cyclictest1008747-21latency_hist11:45:000
589218992014,5cyclictest883024-21kthreadcore10:30:160
589218992012,4cyclictest887637-21fschecks_count10:35:110
589218992011,5cyclictest831721-21runrttasks10:00:350
58921899200,16cyclictest0-21swapper/010:15:020
58921899200,16cyclictest0-21swapper/010:15:020
302487291200,3phc2sys0-21swapper/309:05:083
589220991916,1cyclictest0-21swapper/208:40:012
589219991916,2cyclictest881281-21kthreadcore10:30:161
589219991916,2cyclictest872536-21kthreadcore10:25:171
589219991916,2cyclictest727704-21tr09:00:141
589219991916,2cyclictest653946-21fschecks_time08:00:101
589219991915,3cyclictest861196-21cpu10:20:081
589219991915,3cyclictest852954-21fschecks_count10:15:101
589219991915,3cyclictest793849-21kthreadcore09:40:141
589219991915,3cyclictest741503-21kthreadcore09:10:161
58921899198,2cyclictest0-21swapper/011:10:140
58921899195,2cyclictest191rcu_preempt09:23:430
58921899195,2cyclictest0-21swapper/009:33:530
589218991917,1cyclictest843298-21ls10:10:000
589218991916,2cyclictest825964-21/usr/sbin/munin10:00:020
589218991911,7cyclictest874678-21proc_pri10:25:190
58921899191,14cyclictest0-21swapper/011:50:320
589218991910,5cyclictest0-21swapper/011:21:370
302487291190,2phc2sys0-21swapper/312:25:153
302487291190,2phc2sys0-21swapper/311:53:373
589220991816,1cyclictest0-21swapper/210:05:022
589220991815,1cyclictest0-21swapper/210:40:002
589220991815,1cyclictest0-21swapper/210:15:012
589220991815,1cyclictest0-21swapper/210:15:012
589220991811,4cyclictest0-21swapper/210:50:012
58921999189,2cyclictest589217-21cyclictest09:53:491
58921999189,2cyclictest1702-21in:imuxsock09:20:021
589219991815,2cyclictest958983-21kthreadcore11:15:141
589219991815,2cyclictest819654-21kthreadcore09:55:131
589219991815,2cyclictest724653-21kthreadcore08:55:161
589219991815,2cyclictest1371-21rpcbind11:23:471
589219991815,2cyclictest1029686-21kthreadcore11:55:141
589219991815,2cyclictest0-21swapper/107:15:001
589219991814,3cyclictest940944-21kthreadcore11:05:141
589219991814,3cyclictest684921-21irqrtprio08:25:131
589219991814,3cyclictest671778-21cpuspeed_turbos08:15:091
589219991814,3cyclictest633867-21sendmail_mailqu07:40:171
589219991810,2cyclictest1652-1atopacctd12:05:161
58921899189,8cyclictest0-21swapper/012:00:160
58921899189,5cyclictest0-21swapper/009:17:370
589218991815,2cyclictest1652-1atopacctd10:20:370
589218991815,2cyclictest1034973-21latency_hist12:00:010
589218991815,2cyclictest0-21swapper/007:35:000
589218991811,6cyclictest991805-21aten2.4-expect11:35:090
589218991811,6cyclictest931099-21aten2.4-expect11:00:100
302487291180,3phc2sys0-21swapper/311:23:033
302487291180,2phc2sys0-21swapper/310:20:463
58922099171,7cyclictest0-21swapper/212:20:012
589220991715,1cyclictest0-21swapper/210:10:002
589220991715,1cyclictest0-21swapper/209:20:522
589220991714,1cyclictest0-21swapper/212:05:092
589220991714,1cyclictest0-21swapper/208:45:002
58921999179,3cyclictest0-21swapper/108:05:061
58921999178,4cyclictest0-21swapper/109:35:081
58921999175,2cyclictest170550irq/121-eno109:05:101
589219991714,2cyclictest992523-21if_enp1s0.811:35:131
589219991714,2cyclictest982770-21sh11:30:021
589219991714,2cyclictest606915-21kthreadcore07:20:141
589219991714,2cyclictest1661-21polkitd08:40:011
589219991714,2cyclictest1036556-21diskmemload12:00:141
589219991714,2cyclictest1012903-21kthreadcore11:45:171
58921899176,10cyclictest682895-21unixbench-2d08:20:200
58921899175,5cyclictest0-21swapper/008:27:370
58921899174,4cyclictest0-21swapper/011:30:020
58921899172,5cyclictest622739-21/usr/sbin/munin07:35:200
58921899172,4cyclictest1052714-21aten2.4-expect12:10:050
589218991714,2cyclictest738277-21sh09:10:010
589218991714,2cyclictest640810-21sh07:50:010
589218991713,3cyclictest1062333-21kworker/u16:1+nfsiod12:27:200
302487291170,4phc2sys0-21swapper/310:13:253
302487291170,4phc2sys0-21swapper/310:13:253
302487291170,3phc2sys0-21swapper/312:07:303
302487291170,3phc2sys0-21swapper/311:34:213
302487291170,3phc2sys0-21swapper/310:07:273
302487291170,3phc2sys0-21swapper/309:23:073
58922099162,4cyclictest0-21swapper/209:00:012
58922099161,3cyclictest0-21swapper/209:40:012
589220991613,1cyclictest0-21swapper/211:30:012
589220991613,1cyclictest0-21swapper/210:40:212
589220991613,1cyclictest0-21swapper/209:30:002
589220991613,1cyclictest0-21swapper/209:30:002
589220991613,1cyclictest0-21swapper/209:05:092
589220991613,1cyclictest0-21swapper/208:15:082
589220991613,1cyclictest0-21swapper/208:00:002
58921999166,2cyclictest170550irq/121-eno107:55:141
589219991613,2cyclictest623405-21fschecks_time07:35:121
589219991613,2cyclictest1-21systemd07:15:351
58921899168,7cyclictest0-21swapper/008:50:150
58921899165,6cyclictest653282-21/usr/sbin/munin08:00:190
58921899163,3cyclictest630154-21irqstats07:40:120
58921899161,6cyclictest702006-21aten2.4-expect08:40:070
589218991613,2cyclictest672176-21fschecks_time08:15:110
589218991613,2cyclictest665274-21systemd08:10:010
589218991613,2cyclictest1044787-21cut12:05:120
589218991613,2cyclictest0-21swapper/008:15:000
589218991613,2cyclictest0-21swapper/007:20:010
589218991612,3cyclictest611467-21irqrtprio07:25:130
589218991612,3cyclictest590763-21kthreadcore07:10:160
589218991612,3cyclictest1088052-21fschecks_time12:30:120
58921899160,8cyclictest720429-21tail08:55:090
302487291160,4phc2sys0-21swapper/312:34:443
302487291160,2phc2sys0-21swapper/312:35:243
302487291160,2phc2sys0-21swapper/308:08:373
58922099151,5cyclictest0-21swapper/210:50:082
589220991512,1cyclictest0-21swapper/212:28:372
589220991512,1cyclictest0-21swapper/211:50:182
589220991512,1cyclictest0-21swapper/211:02:582
589220991512,1cyclictest0-21swapper/211:00:002
589220991512,1cyclictest0-21swapper/209:55:012
589220991512,1cyclictest0-21swapper/209:45:192
589220991512,1cyclictest0-21swapper/209:15:012
589220991512,1cyclictest0-21swapper/209:00:192
589220991512,1cyclictest0-21swapper/208:45:102
589220991512,1cyclictest0-21swapper/207:30:102
58921999151,5cyclictest0-21swapper/109:33:041
589219991512,2cyclictest948816-21entropy11:10:101
589219991512,2cyclictest1652-1atopacctd10:40:091
58921899157,1cyclictest191rcu_preempt09:02:170
589218991512,2cyclictest605218-21irqcore07:20:120
589218991512,2cyclictest171ktimers/008:40:010
302487291151,2phc2sys0-21swapper/310:19:513
302487291151,2phc2sys0-21swapper/309:56:183
302487291150,2phc2sys0-21swapper/312:22:363
302487291150,2phc2sys0-21swapper/312:22:363
302487291150,2phc2sys0-21swapper/310:45:323
302487291150,2phc2sys0-21swapper/309:34:553
302487291150,2phc2sys0-21swapper/309:11:193
58922099141,4cyclictest0-21swapper/212:00:012
589220991412,1cyclictest0-21swapper/210:25:012
589220991412,1cyclictest0-21swapper/210:20:002
589220991412,1cyclictest0-21swapper/209:35:012
589220991412,1cyclictest0-21swapper/207:15:082
589220991412,1cyclictest0-21swapper/207:10:012
589220991411,1cyclictest0-21swapper/211:40:222
589220991411,1cyclictest0-21swapper/211:40:002
589220991411,1cyclictest0-21swapper/211:15:102
589220991411,1cyclictest0-21swapper/210:30:202
589220991411,1cyclictest0-21swapper/209:45:012
589220991411,1cyclictest0-21swapper/208:15:002
589220991411,1cyclictest0-21swapper/207:55:012
589220991411,1cyclictest0-21swapper/207:20:092
589220991410,2cyclictest0-21swapper/212:20:052
589220991410,2cyclictest0-21swapper/212:20:052
589220991410,2cyclictest0-21swapper/207:35:122
58921999143,2cyclictest170550irq/121-eno110:45:131
58921999141,4cyclictest0-21swapper/107:50:071
589219991411,2cyclictest669292-21kthreadcore08:10:131
589219991411,2cyclictest1071239-21irqrtprio12:20:111
589219991411,2cyclictest1071239-21irqrtprio12:20:111
589219991410,3cyclictest712413-21kthreadcore08:45:171
589218991411,2cyclictest689886-21aten_repower_fr08:30:090
58921899140,6cyclictest641736-21perl07:50:110
302487291140,3phc2sys0-21swapper/309:25:233
302487291140,3phc2sys0-21swapper/309:25:233
302487291140,2phc2sys0-21swapper/309:37:023
58922099131,4cyclictest0-21swapper/210:25:072
589220991311,1cyclictest0-21swapper/212:35:292
589220991311,1cyclictest0-21swapper/210:00:012
589220991310,2cyclictest0-21swapper/207:10:162
589220991310,1cyclictest0-21swapper/212:13:012
589220991310,1cyclictest0-21swapper/212:01:452
589220991310,1cyclictest0-21swapper/211:45:182
589220991310,1cyclictest0-21swapper/211:10:082
589220991310,1cyclictest0-21swapper/208:10:002
589220991310,1cyclictest0-21swapper/208:00:152
589220991310,1cyclictest0-21swapper/207:40:072
589219991310,2cyclictest637135-21kthreadcore07:45:131
589219991310,2cyclictest1629-21avahi-daemon08:20:401
589219991310,2cyclictest1000420-21aten_repower_en11:40:071
302487291130,3phc2sys0-21swapper/308:10:053
302487291130,2phc2sys0-21swapper/311:47:193
302487291130,2phc2sys0-21swapper/309:51:533
302487291130,2phc2sys0-21swapper/307:53:453
302487291130,2phc2sys0-21swapper/307:22:513
302487291130,1phc2sys0-21swapper/310:39:303
6724002128,2sleep30-21swapper/308:15:143
58922099129,1cyclictest0-21swapper/212:30:082
58922099129,1cyclictest0-21swapper/208:50:032
58922099129,1cyclictest0-21swapper/208:25:152
58922099129,1cyclictest0-21swapper/207:45:322
58922099129,1cyclictest0-21swapper/207:25:132
58922099121,4cyclictest0-21swapper/211:30:072
589220991210,1cyclictest0-21swapper/211:20:062
589219991210,1cyclictest589217-21cyclictest07:10:011
58921899129,2cyclictest647802-21fschecks_count07:55:110
589218991210,1cyclictest0-21swapper/007:10:000
302487291120,4phc2sys922095-21chrt10:55:073
302487291120,2phc2sys0-21swapper/312:17:453
302487291120,2phc2sys0-21swapper/311:57:453
302487291120,2phc2sys0-21swapper/311:04:503
302487291120,2phc2sys0-21swapper/310:50:403
302487291120,2phc2sys0-21swapper/310:03:353
302487291120,2phc2sys0-21swapper/308:39:383
302487291120,2phc2sys0-21swapper/308:30:373
302487291120,2phc2sys0-21swapper/308:26:403
302487291120,2phc2sys0-21swapper/307:30:583
58922099119,1cyclictest0-21swapper/208:20:082
302487291112,2phc2sys0-21swapper/308:55:023
302487291110,7phc2sys0-21swapper/310:30:473
302487291110,3phc2sys0-21swapper/309:19:553
302487291110,2phc2sys0-21swapper/311:35:173
302487291110,2phc2sys0-21swapper/311:29:203
302487291110,2phc2sys0-21swapper/311:06:163
302487291110,2phc2sys0-21swapper/308:40:073
302487291110,2phc2sys0-21swapper/308:23:193
302487291110,1phc2sys0-21swapper/307:19:483
302487291101,2phc2sys0-21swapper/311:15:003
302487291101,2phc2sys0-21swapper/309:40:343
302487291100,3phc2sys0-21swapper/311:41:373
302487291100,3phc2sys0-21swapper/311:15:083
302487291100,3phc2sys0-21swapper/310:25:073
302487291100,3phc2sys0-21swapper/307:35:153
302487291100,2phc2sys0-21swapper/310:40:063
302487291100,2phc2sys0-21swapper/309:45:433
302487291100,2phc2sys0-21swapper/309:00:033
302487291100,2phc2sys0-21swapper/308:55:103
302487291100,2phc2sys0-21swapper/307:43:003
30248729191,2phc2sys0-21swapper/312:10:083
30248729190,2phc2sys0-21swapper/308:45:123
30248729190,2phc2sys0-21swapper/307:55:183
30248729190,2phc2sys0-21swapper/307:50:013
30248729190,2phc2sys0-21swapper/307:25:253
30248729190,2phc2sys0-21swapper/307:05:173
30248729181,2phc2sys0-21swapper/308:00:033
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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