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2026-06-24 - 14:58
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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 Wed Jun 24, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
379780599180,17cyclictest0-21swapper/311:50:093
379780599130,12cyclictest0-21swapper/309:30:113
379780599130,11cyclictest0-21swapper/309:25:113
3797805991211,0cyclictest0-21swapper/311:10:113
3797805991211,0cyclictest0-21swapper/308:05:133
379780599120,11cyclictest0-21swapper/312:35:113
379780599120,11cyclictest0-21swapper/310:00:173
379780599120,11cyclictest0-21swapper/309:50:183
379780599120,11cyclictest0-21swapper/307:55:133
379780599120,11cyclictest0-21swapper/307:40:123
3797805991111,0cyclictest0-21swapper/308:10:183
3797805991110,0cyclictest0-21swapper/310:55:153
3797805991110,0cyclictest0-21swapper/307:20:113
379780599110,10cyclictest0-21swapper/309:20:013
379780599110,0cyclictest0-21swapper/311:45:123
379780599110,0cyclictest0-21swapper/309:35:143
379780599110,0cyclictest0-21swapper/309:15:123
379780599110,0cyclictest0-21swapper/309:05:133
379780599110,0cyclictest0-21swapper/307:55:013
379780599110,0cyclictest0-21swapper/307:40:013
379780599109,0cyclictest0-21swapper/308:25:193
379780599109,0cyclictest0-21swapper/307:10:123
3797805991010,0cyclictest0-21swapper/311:30:123
3797805991010,0cyclictest0-21swapper/307:45:113
3797805991010,0cyclictest0-21swapper/307:25:103
3797805991010,0cyclictest0-21swapper/307:15:103
379780599100,9cyclictest0-21swapper/311:05:183
379780599100,0cyclictest0-21swapper/312:00:153
379780599100,0cyclictest0-21swapper/311:25:113
379780599100,0cyclictest0-21swapper/308:45:183
37978059999,0cyclictest0-21swapper/310:40:183
37978059999,0cyclictest0-21swapper/308:35:193
37978059999,0cyclictest0-21swapper/308:20:113
37978059998,0cyclictest0-21swapper/312:20:123
37978059990,0cyclictest0-21swapper/312:30:163
37978059988,0cyclictest0-21swapper/309:45:123
37978059988,0cyclictest0-21swapper/308:30:113
37978059987,0cyclictest0-21swapper/311:20:123
37978059987,0cyclictest0-21swapper/311:15:193
37978059980,7cyclictest0-21swapper/312:15:163
37978059980,7cyclictest0-21swapper/308:40:173
37978059980,7cyclictest0-21swapper/307:30:173
37978059980,0cyclictest0-21swapper/308:55:003
37978059980,0cyclictest0-21swapper/308:05:013
37978059977,0cyclictest0-21swapper/309:57:423
37978059977,0cyclictest0-21swapper/309:57:413
37978059977,0cyclictest0-21swapper/309:45:003
37978059976,0cyclictest0-21swapper/308:15:193
37978059972,4cyclictest0-21swapper/310:05:153
3796448271,4sleep30-21swapper/307:05:153
37978059966,0cyclictest0-21swapper/312:05:193
37978059966,0cyclictest0-21swapper/310:51:483
37978059965,0cyclictest0-21swapper/311:40:193
37978059965,0cyclictest0-21swapper/310:20:123
37978059964,1cyclictest0-21swapper/311:55:123
37978059961,4cyclictest0-21swapper/310:10:163
37978059960,6cyclictest0-21swapper/310:30:013
37978059960,5cyclictest0-21swapper/312:28:373
37978059960,5cyclictest0-21swapper/311:00:193
37978059960,5cyclictest0-21swapper/310:35:173
37978059960,5cyclictest0-21swapper/310:29:203
37978059960,5cyclictest0-21swapper/310:15:153
37978059960,4cyclictest0-21swapper/310:45:113
37978059955,0cyclictest0-21swapper/311:37:263
37978059950,4cyclictest0-21swapper/309:12:103
37978059950,4cyclictest0-21swapper/309:00:163
3925159240,1sleep03925185-21apt-get12:20:110
3870574240,3sleep03870776-21ntp_kernel_pll_10:10:160
3869332240,0sleep00-21swapper/010:05:550
37978059944,0cyclictest0-21swapper/308:55:113
37978059940,3cyclictest0-21swapper/312:10:123
3797505242,1sleep10-21swapper/107:07:521
3797365242,1sleep20-21swapper/207:06:062
3910544230,1sleep23910572-21apt-get11:45:122
3891884230,2sleep13891961-21cat11:00:151
3891452230,1sleep23891478-21apt-get11:00:122
3862492230,1sleep03862663-21python309:50:190
3849383230,1sleep13849409-21apt-get09:20:141
3835497230,1sleep23835523-21apt-get08:45:122
3819650230,1sleep13819714-21munin-run08:05:011
3816051230,1sleep23816077-21apt-get07:55:082
3796536231,1sleep00-21swapper/007:05:150
3924882220,1sleep13924942-21munin-run12:20:011
3920472220,0sleep00-21swapper/012:07:500
3918637220,1sleep20-21swapper/212:05:012
3915153220,1sleep13915288-21latency11:55:161
3910701220,1sleep03910974-21df_inode11:45:140
3897957220,1sleep13897983-21apt-get11:15:131
3889096220,1sleep23889110-21cron10:55:012
3886233220,0sleep10-21swapper/110:45:221
3882308220,1sleep00-21swapper/010:40:010
3878860220,1sleep03879016-21memory10:30:170
3873788220,1sleep13873792-21ssh10:18:331
3867708220,1sleep23867727-21munin-run10:05:012
3867673220,0sleep10-21swapper/110:04:441
3863965220,1sleep03864211-21diskstats09:55:150
3863965220,1sleep03864211-21diskstats09:55:140
3863776220,1sleep23863816-21/usr/sbin/munin09:55:132
3863776220,1sleep23863816-21/usr/sbin/munin09:55:122
3860110220,1sleep23860268-21cat09:45:152
3857530220,1sleep2451ktimers/209:40:122
3854025220,1sleep03854175-21ntp_states09:30:160
3851891220,1sleep23852097-21ntpq09:25:152
3844826220,0sleep00-21swapper/009:06:430
3835651220,1sleep03835922-21df_inode08:45:140
3827955220,1sleep23828250-21df08:25:152
3816174220,1sleep03816470-21df07:55:110
3811287220,1sleep23811509-21unixbench-2d07:40:192
3803034220,1sleep20-21swapper/207:20:152
3799636220,1sleep00-21swapper/007:15:000
3931828210,0sleep10-21swapper/112:35:141
3931557210,0sleep00-21swapper/012:35:120
3931401210,0sleep20-21swapper/212:35:112
3930120210,0sleep20-21swapper/212:30:182
3929844210,0sleep00-21swapper/012:30:170
3929392210,0sleep10-21swapper/112:30:131
3928943210,0sleep00-21swapper/012:28:570
3926987210,0sleep10-21swapper/112:25:021
3926490210,0sleep10-21swapper/112:20:361
3925313210,0sleep20-21swapper/212:20:132
3924340210,0sleep00-21swapper/012:15:200
3922803210,0sleep20-21swapper/212:15:022
3921077210,0sleep20-21swapper/212:10:142
3920969210,0sleep00-21swapper/012:10:120
3919333210,0sleep20-21swapper/212:05:162
3919127210,0sleep10-21swapper/112:05:151
3918157210,0sleep10-21swapper/112:00:441
3916964210,0sleep00-21swapper/012:00:150
3916148210,0sleep20-21swapper/211:56:372
3915527210,0sleep00-21swapper/011:55:180
3914291210,0sleep20-21swapper/211:53:362
3913666210,0sleep00-21swapper/011:50:180
3912662210,0sleep10-21swapper/111:50:101
3911479210,0sleep10-21swapper/111:45:191
3909850210,0sleep10-21swapper/111:41:061
3909359210,0sleep20-21swapper/211:40:202
3908189210,0sleep00-21swapper/011:40:010
3907896210,0sleep10-21swapper/111:37:261
3907689210,0sleep20-21swapper/211:35:342
3906883210,0sleep00-21swapper/011:35:170
3905014210,0sleep00-21swapper/011:30:170
3904716210,0sleep20-21swapper/211:30:152
3904009210,0sleep10-21swapper/111:30:021
3903470210,0sleep10-21swapper/111:25:331
3902575210,0sleep20-21swapper/211:25:142
3901714210,0sleep00-21swapper/011:23:290
3901478210,0sleep20-21swapper/211:21:222
3899274210,0sleep20-21swapper/211:15:302
3897947210,1sleep00-21swapper/011:15:070
3897385210,0sleep20-21swapper/211:12:132
3897326210,0sleep10-21swapper/111:11:401
3896921210,0sleep00-21swapper/011:10:200
3895139210,0sleep10-21swapper/111:05:441
3894162210,0sleep00-21swapper/011:05:150
3893280210,0sleep20-21swapper/211:05:012
3891440210,0sleep00-21swapper/011:00:060
3891043210,0sleep00-21swapper/010:58:510
3890701210,0sleep10-21swapper/110:55:481
3890229210,0sleep20-21swapper/210:55:172
3887249210,0sleep10-21swapper/110:50:031
3886753210,0sleep00-21swapper/010:50:020
3885443210,0sleep20-21swapper/210:45:152
3884413210,0sleep00-21swapper/010:45:010
3883435210,0sleep10-21swapper/110:40:191
3882578210,0sleep20-21swapper/210:40:122
3882571210,1sleep00-21swapper/010:40:060
3882125210,0sleep10-21swapper/110:38:271
3881821210,0sleep20-21swapper/210:35:432
3878406210,0sleep10-21swapper/110:30:131
3878374210,0sleep20-21swapper/210:30:022
3877636210,0sleep00-21swapper/010:25:330
3877281210,0sleep20-21swapper/210:25:192
3876061210,0sleep10-21swapper/110:25:021
3874911210,0sleep10-21swapper/110:20:161
3874386210,0sleep20-21swapper/210:20:132
3874229210,0sleep0328-21plymouthd10:20:110
3873582210,0sleep00-21swapper/010:16:440
3873510210,1sleep23873512-21ssh10:16:052
3870108210,0sleep10-21swapper/110:10:131
3869560210,0sleep10-21swapper/110:08:001
3867960210,0sleep20-21swapper/210:05:122
3866323210,0sleep00-21swapper/010:00:150
3864212210,0sleep10-21swapper/109:55:161
3864212210,0sleep10-21swapper/109:55:161
3861694210,0sleep20-21swapper/209:50:122
3861690210,0sleep10-21swapper/109:50:111
3860518210,0sleep10-21swapper/109:45:181
3859767210,0sleep00-21swapper/009:45:130
3858379210,0sleep10-21swapper/109:40:191
3857700210,0sleep00-21swapper/009:40:140
3856844210,0sleep00-21swapper/009:36:220
3856215210,0sleep20-21swapper/209:35:202
3856083210,0sleep10-21swapper/109:35:191
3853823210,0sleep20-21swapper/209:30:142
3853149210,0sleep10-21swapper/109:30:011
3851638210,0sleep00-21swapper/009:25:130
3851122210,0sleep10-21swapper/109:25:021
3850348210,0sleep00-21swapper/009:20:200
3849412210,0sleep20-21swapper/209:20:152
3847844210,0sleep00-21swapper/009:15:160
3847486210,0sleep20-21swapper/209:15:132
3847387210,0sleep10-21swapper/109:15:121
3845601210,0sleep20-21swapper/209:10:142
3845427210,0sleep10-21swapper/109:10:131
3845336210,0sleep00-21swapper/009:10:120
3844745210,0sleep10-21swapper/109:05:401
3844033210,0sleep20-21swapper/209:05:182
3841633210,0sleep10-21swapper/109:00:121
3841534210,0sleep00-21swapper/009:00:110
3840287210,0sleep10-21swapper/108:55:161
3839761210,0sleep20-21swapper/208:55:132
3839577210,0sleep00-21swapper/008:55:110
3837835210,0sleep00-21swapper/008:50:140
3837436210,0sleep20-21swapper/208:50:122
3837406210,0sleep10-21swapper/108:50:111
3836389210,0sleep10-21swapper/108:45:191
3835244210,0sleep20-21swapper/208:44:562
3833953210,0sleep00-21swapper/008:40:130
3831715210,0sleep10-21swapper/108:35:141
3831656210,0sleep00-21swapper/008:35:140
3830180210,0sleep13829742-21/usr/sbin/munin08:30:141
3829741210,0sleep20-21swapper/208:30:112
3829495210,0sleep00-21swapper/008:30:010
3829322210,0sleep10-21swapper/108:27:491
3827585210,0sleep00-21swapper/008:25:000
3826336210,0sleep20-21swapper/208:20:142
3825955210,0sleep00-21swapper/008:20:130
3824530210,0sleep00-21swapper/008:15:170
3824213210,0sleep20-21swapper/208:15:152
3822099210,0sleep10-21swapper/108:10:121
3822070210,0sleep00-21swapper/008:10:110
3821643210,1sleep00-21swapper/008:07:440
3820594210,0sleep10-21swapper/108:05:171
3820161210,0sleep20-21swapper/208:05:142
3818957210,0sleep00-21swapper/008:00:200
3818717210,0sleep20-21swapper/208:00:182
3817711210,0sleep10-21swapper/107:59:561
3814170210,0sleep10-21swapper/107:50:121
3814140210,0sleep00-21swapper/007:50:110
3813895210,0sleep20-21swapper/207:50:012
3813636210,0sleep10-21swapper/107:46:431
3813200210,0sleep00-21swapper/007:45:180
3812302210,0sleep20-21swapper/207:45:132
3810489210,0sleep10-21swapper/107:40:151
3810353210,0sleep00-21swapper/007:40:140
3809180210,0sleep10-21swapper/107:35:191
3808769210,0sleep20-21swapper/207:35:162
3808411210,0sleep00-21swapper/007:35:140
3806642210,0sleep00-21swapper/007:30:130
3806378210,0sleep20-21swapper/207:30:112
3805440210,0sleep10-21swapper/107:25:181
3804463210,0sleep20-21swapper/207:25:112
3804219210,0sleep00-21swapper/007:25:010
3803964210,0sleep10-21swapper/107:21:461
3802023210,0sleep03802044-21apt-get07:20:010
3800640210,0sleep10-21swapper/107:15:131
3798201210,0sleep23798408-21/usr/sbin/munin07:10:152
3797973210,0sleep00-21swapper/007:10:130
3797676210,0sleep10-21swapper/107:10:011
3927219200,0sleep20-21swapper/212:25:032
3920956200,0sleep10-21swapper/112:10:051
3902130200,0sleep00-21swapper/011:25:040
3899787200,0sleep10-21swapper/111:20:011
3869792200,0sleep20-21swapper/210:10:022
3841242200,0sleep20-21swapper/209:00:002
3833575200,0sleep10-21swapper/108:40:031
3831643200,0sleep20-21swapper/208:35:032
3825647200,0sleep10-21swapper/108:20:021
3823734200,0sleep10-21swapper/108:15:021
3822056200,0sleep20-21swapper/208:10:012
3806366200,0sleep10-21swapper/107:30:021
3800344200,0sleep20-21swapper/207:15:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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