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2026-06-19 - 01:31
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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 792 highest latencies:
System rack1slot3.osadl.org (updated Fri Jun 19, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
364240599120,11cyclictest0-21swapper/323:30:113
364240599120,11cyclictest0-21swapper/323:10:133
364240599120,11cyclictest0-21swapper/322:50:013
364240599120,11cyclictest0-21swapper/319:25:113
364240599120,11cyclictest0-21swapper/300:15:183
3642405991111,0cyclictest0-21swapper/321:50:173
3642405991111,0cyclictest0-21swapper/321:25:193
3642405991110,0cyclictest0-21swapper/320:50:003
3642405991110,0cyclictest0-21swapper/320:25:013
364240599110,10cyclictest0-21swapper/322:00:173
364240599110,10cyclictest0-21swapper/320:05:003
364240599110,10cyclictest0-21swapper/300:25:133
364240599110,0cyclictest0-21swapper/323:40:013
364240599110,0cyclictest0-21swapper/323:05:003
364240599110,0cyclictest0-21swapper/322:40:173
364240599110,0cyclictest0-21swapper/319:20:103
3642405991010,0cyclictest0-21swapper/322:50:123
3642405991010,0cyclictest0-21swapper/321:45:173
3642405991010,0cyclictest0-21swapper/321:35:123
3642405991010,0cyclictest0-21swapper/321:20:013
364240599100,9cyclictest0-21swapper/321:10:203
364240599100,9cyclictest0-21swapper/320:30:173
364240599100,10cyclictest0-21swapper/323:55:133
364240599100,0cyclictest0-21swapper/323:50:133
364240599100,0cyclictest0-21swapper/321:55:123
364240599100,0cyclictest0-21swapper/321:25:013
364240599100,0cyclictest0-21swapper/300:05:183
36424059999,0cyclictest0-21swapper/323:35:163
36424059999,0cyclictest0-21swapper/319:40:203
36424059999,0cyclictest0-21swapper/300:20:133
36424059999,0cyclictest0-21swapper/300:12:123
36424059990,8cyclictest0-21swapper/319:45:173
36424059990,0cyclictest0-21swapper/320:25:123
3640611291,5sleep30-21swapper/319:05:133
36424059988,0cyclictest0-21swapper/321:05:123
36424059988,0cyclictest0-21swapper/300:35:123
36424059988,0cyclictest0-21swapper/300:00:013
36424059980,7cyclictest0-21swapper/320:50:133
36424059980,6cyclictest0-21swapper/320:13:063
36424059980,1cyclictest0-21swapper/323:25:123
36424059980,0cyclictest0-21swapper/319:15:003
36424059977,0cyclictest0-21swapper/322:05:163
36424059977,0cyclictest0-21swapper/319:15:013
36424059976,0cyclictest0-21swapper/319:50:103
36424059970,7cyclictest0-21swapper/321:30:183
36424059970,7cyclictest0-21swapper/320:35:193
36424059970,5cyclictest0-21swapper/320:05:113
36424059970,1cyclictest0-21swapper/322:25:113
36424059966,0cyclictest0-21swapper/322:15:123
36424059966,0cyclictest0-21swapper/322:10:183
36424059966,0cyclictest0-21swapper/319:30:173
36424059965,0cyclictest0-21swapper/322:30:143
36424059965,0cyclictest0-21swapper/322:20:123
36424059964,1cyclictest0-21swapper/320:40:103
36424059960,5cyclictest0-21swapper/300:30:163
3740986250,1sleep23740990-21ssh23:10:472
36424059955,0cyclictest0-21swapper/323:47:593
36424059955,0cyclictest0-21swapper/323:20:123
36424059955,0cyclictest0-21swapper/322:36:203
36424059955,0cyclictest0-21swapper/321:04:123
36424059955,0cyclictest0-21swapper/321:04:113
36424059955,0cyclictest0-21swapper/320:55:133
36424059955,0cyclictest0-21swapper/320:15:103
36424059954,0cyclictest0-21swapper/323:05:123
36424059954,0cyclictest0-21swapper/322:55:143
36424059950,4cyclictest0-21swapper/323:20:003
36424059950,4cyclictest0-21swapper/321:40:113
36424059950,4cyclictest0-21swapper/319:35:113
36424059950,2cyclictest0-21swapper/319:55:113
3642201242,1sleep10-21swapper/119:09:071
3641948242,1sleep20-21swapper/219:05:522
3733375230,1sleep13733401-21apt-get22:55:121
3727873231,1sleep23727953-21grep22:40:162
3668258230,1sleep13668284-21apt-get20:15:101
3640683231,1sleep00-21swapper/019:05:140
3773565220,1sleep1773-21sshd00:30:121
3760782220,1sleep10-21swapper/100:00:021
3759368220,1sleep03759429-21if_eno123:55:160
3756085220,1sleep23756106-21apt-get23:50:022
3753607220,1sleep03753609-21ssh23:41:310
3743979220,1sleep13744250-21df_inode23:20:141
3742518220,1sleep13742689-21python323:15:191
3741461220,0sleep00-21swapper/023:15:020
3735563220,1sleep00-21swapper/023:00:130
3732093220,0sleep00-21swapper/022:50:190
3731033220,1sleep13731054-21munin-run22:50:011
3724773220,1sleep20-21swapper/222:35:012
3720536220,0sleep20-21swapper/222:24:242
3715242220,1sleep03715368-21ntp_states22:10:170
3697930220,1sleep03698127-21diskstats21:30:140
3684216220,1sleep10-21swapper/120:55:171
3678827220,1sleep23679033-21grep20:40:172
3672537220,1sleep03672614-21/usr/sbin/munin20:25:150
3672104220,0sleep13672132-21apt-get20:25:121
3664428220,1sleep00-21swapper/020:05:130
3660542220,1sleep20-21swapper/219:55:112
3658631220,0sleep23658658-21apt-get19:50:102
3654541220,1sleep13654636-21cut19:40:011
3649058220,1sleep13649148-21/usr/sbin/munin19:25:111
3776077210,0sleep10-21swapper/100:35:161
3775787210,0sleep00-21swapper/000:35:150
3775641210,0sleep20-21swapper/200:35:082
3774906210,1sleep00-21swapper/000:30:380
3773190210,0sleep10-21swapper/100:28:551
3772011210,0sleep00-21swapper/000:25:170
3771676210,0sleep20-21swapper/200:25:152
3769877210,0sleep00-21swapper/000:20:180
3769438210,0sleep10-21swapper/100:20:151
3767469210,0sleep20-21swapper/200:15:152
3767344210,0sleep10-21swapper/100:15:141
3767304210,0sleep00-21swapper/000:15:130
3766629210,0sleep00-21swapper/000:11:170
3766526210,0sleep10-21swapper/100:10:211
3765217210,0sleep20-21swapper/200:10:102
3764479210,0sleep00-21swapper/000:05:410
3763900210,0sleep20-21swapper/200:05:192
3763740210,0sleep10-21swapper/100:05:181
3762721210,1sleep00-21swapper/000:03:320
3761683210,0sleep20-21swapper/200:00:182
3761061210,0sleep10-21swapper/100:00:131
3758327210,0sleep00-21swapper/023:54:070
3756600210,0sleep10-21swapper/123:50:131
3754445210,0sleep00-21swapper/023:45:150
3754259210,0sleep20-21swapper/223:45:132
3754247210,0sleep10-21swapper/123:45:081
3752444210,0sleep10-21swapper/123:40:161
3751837210,0sleep20-21swapper/223:39:292
3750970210,0sleep10-21swapper/123:35:191
3749369210,0sleep10-21swapper/123:31:031
3748521210,0sleep20-21swapper/223:30:162
3747674210,0sleep00-21swapper/023:29:310
3746341210,0sleep10-21swapper/123:25:151
3745904210,0sleep20-21swapper/223:25:122
3743548210,1sleep00-21swapper/023:20:010
3743222210,0sleep20-21swapper/223:17:072
3740406210,0sleep10-21swapper/123:10:181
3739383210,0sleep00-21swapper/023:10:000
3739030210,0sleep00-21swapper/023:06:520
3738899210,0sleep20-21swapper/223:05:422
3738635210,0sleep10-21swapper/123:05:211
3735917210,0sleep20-21swapper/223:00:152
3735732210,0sleep10-21swapper/123:00:141
3733404210,0sleep20-21swapper/222:55:142
3732008210,0sleep20-21swapper/222:50:172
3731819210,0sleep10-21swapper/122:50:161
3729983210,0sleep20-21swapper/222:45:182
3729709210,0sleep00-21swapper/022:45:160
3728109210,0sleep00-21swapper/022:40:190
3725123210,0sleep03725316-21/usr/sbin/munin22:35:150
3724356210,1sleep00-21swapper/022:31:180
3723368210,0sleep10-21swapper/122:30:161
3722178210,0sleep10-21swapper/122:25:271
3720859210,0sleep20-21swapper/222:25:122
3720857210,1sleep00-21swapper/022:25:100
3718812210,0sleep00-21swapper/022:20:140
3717474210,0sleep10-21swapper/122:15:181
3716776210,0sleep00-21swapper/022:15:130
3716195210,0sleep10-21swapper/122:13:021
3715526210,0sleep20-21swapper/222:10:192
3713911210,0sleep10-21swapper/122:06:141
3713845210,0sleep20-21swapper/222:05:392
3712256210,0sleep00-21swapper/022:05:010
3712050210,0sleep20-21swapper/222:03:102
3711732210,0sleep00-21swapper/022:00:200
3710613210,0sleep10-21swapper/122:00:131
3709379210,0sleep10-21swapper/121:55:221
3709096210,0sleep20-21swapper/221:55:182
3708330210,0sleep00-21swapper/021:55:130
3707944210,0sleep10-21swapper/121:53:541
3707030210,0sleep00-21swapper/021:50:150
3706239210,0sleep20-21swapper/221:50:102
3705986210,0sleep20-21swapper/221:49:572
3704609210,0sleep00-21swapper/021:45:150
3703196210,0sleep10-21swapper/121:41:011
3702866210,0sleep00-21swapper/021:40:200
3701808210,0sleep20-21swapper/221:40:062
3701250210,0sleep00-21swapper/021:37:220
3699759210,0sleep20-21swapper/221:35:122
3699717210,0sleep10-21swapper/121:35:111
3697675210,0sleep20-21swapper/221:30:042
3696285210,0sleep00-21swapper/021:25:190
3696093210,0sleep20-21swapper/221:25:172
3695803210,0sleep10-21swapper/121:25:161
3695054210,0sleep10-21swapper/121:21:101
3693651210,0sleep20-21swapper/221:20:032
3693131210,0sleep00-21swapper/021:20:010
3691783210,0sleep10-21swapper/121:15:151
3691488210,0sleep00-21swapper/021:15:140
3690643210,0sleep00-21swapper/021:10:210
3689514210,0sleep10-21swapper/121:10:151
3688918210,0sleep10-21swapper/121:07:381
3688020210,0sleep00-21swapper/021:05:160
3686675210,0sleep00-21swapper/021:00:210
3686675210,0sleep00-21swapper/021:00:200
3686328210,0sleep20-21swapper/221:00:192
3686328210,0sleep20-21swapper/221:00:182
3684671210,0sleep00-21swapper/020:55:210
3681690210,0sleep10-21swapper/120:50:131
3681469210,0sleep20-21swapper/220:50:022
3679779210,0sleep10-21swapper/120:45:121
3679532210,0sleep20-21swapper/220:45:012
3678051210,0sleep10-21swapper/120:40:131
3677905210,0sleep00-21swapper/020:40:120
3675935210,0sleep13675961-21apt-get20:35:121
3675688210,0sleep20-21swapper/220:35:022
3675410210,0sleep00-21swapper/020:31:300
3674049210,0sleep20-21swapper/220:30:122
3672135210,0sleep20-21swapper/220:25:132
3670965210,0sleep20-21swapper/220:20:162
3670659210,0sleep00-21swapper/020:20:140
3670194210,0sleep10-21swapper/120:20:111
3668679210,0sleep00-21swapper/020:15:140
3668287210,0sleep20-21swapper/220:15:112
3666790210,0sleep10-21swapper/120:10:151
3664818210,0sleep20-21swapper/220:05:152
3664563210,0sleep10-21swapper/120:05:141
3664005210,0sleep00-21swapper/020:03:180
3662482210,0sleep20-21swapper/220:00:112
3660967210,0sleep10-21swapper/119:55:131
3660677210,0sleep00-21swapper/019:55:120
3659061210,0sleep10-21swapper/119:50:131
3658787210,0sleep00-21swapper/019:50:120
3657685210,0sleep20-21swapper/219:45:192
3657452210,0sleep00-21swapper/019:45:160
3656475210,0sleep10-21swapper/119:45:011
3656467210,0sleep00-21swapper/019:44:550
3654533210,0sleep00-21swapper/019:39:560
3653673210,0sleep20-21swapper/219:35:172
3651614210,0sleep13651743-21ntpq19:30:171
3651091210,0sleep20-21swapper/219:30:142
3650968210,0sleep00-21swapper/019:30:110
3650100210,0sleep00-21swapper/019:25:180
3648807210,0sleep20-21swapper/219:25:002
3647994210,0sleep20-21swapper/219:20:172
3647694210,0sleep00-21swapper/019:20:150
3646498210,0sleep20-21swapper/219:15:212
3646277210,0sleep10-21swapper/119:15:191
3645631210,0sleep00-21swapper/019:15:140
3643611210,0sleep10-21swapper/119:10:181
3642940210,0sleep00-21swapper/019:10:130
3642575210,0sleep20-21swapper/219:10:112
3773552200,0sleep20-21swapper/200:30:052
3769389200,0sleep20-21swapper/200:20:042
3758430200,0sleep20-21swapper/223:55:012
3752158200,0sleep20-21swapper/223:40:052
3750053200,0sleep00-21swapper/023:35:020
3747970200,0sleep00-21swapper/023:30:020
3743803200,0sleep20-21swapper/223:20:032
3733357200,0sleep00-21swapper/022:55:030
3727109200,0sleep10-21swapper/122:40:031
3725010200,0sleep20-21swapper/222:35:042
3725009200,0sleep10-21swapper/122:35:041
3718759200,0sleep10-21swapper/122:20:031
3716656200,0sleep20-21swapper/222:15:032
3704148200,0sleep10-21swapper/121:45:041
3697674200,0sleep10-21swapper/121:30:031
3691352200,0sleep20-21swapper/221:15:032
3689340200,0sleep20-21swapper/221:10:042
3687427200,0sleep20-21swapper/221:05:022
3685261200,0sleep10-21swapper/121:00:021
3685261200,0sleep10-21swapper/121:00:011
3683584200,0sleep20-21swapper/220:55:022
3681676200,0sleep00-21swapper/020:50:040
3679766200,0sleep00-21swapper/020:45:030
3675922200,0sleep00-21swapper/020:35:030
3674007200,0sleep10-21swapper/120:30:031
3666284200,0sleep20-21swapper/220:10:042
3666050200,0sleep00-21swapper/020:10:010
3662460200,0sleep10-21swapper/120:00:021
3654800200,0sleep10-21swapper/119:40:041
3654637200,0sleep20-21swapper/219:40:012
3647132200,0sleep10-21swapper/119:20:041
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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