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2026-05-01 - 22:33
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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 May 01, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74949899121,0cyclictest0-21swapper/312:15:103
74949899120,11cyclictest0-21swapper/312:35:123
74949899120,11cyclictest0-21swapper/312:25:123
74949899120,11cyclictest0-21swapper/311:05:173
74949899120,11cyclictest0-21swapper/310:10:013
74949899120,11cyclictest0-21swapper/308:10:113
749498991111,0cyclictest0-21swapper/311:55:183
749498991111,0cyclictest0-21swapper/310:00:103
749498991110,0cyclictest0-21swapper/311:05:013
749498991110,0cyclictest0-21swapper/308:20:123
74949899110,10cyclictest0-21swapper/312:30:173
74949899110,10cyclictest0-21swapper/311:45:133
74949899110,10cyclictest0-21swapper/308:45:183
74949899110,10cyclictest0-21swapper/308:25:173
74949899110,0cyclictest0-21swapper/309:00:133
74949899109,0cyclictest0-21swapper/312:10:163
74949899109,0cyclictest0-21swapper/311:30:093
74949899109,0cyclictest0-21swapper/311:20:163
74949899109,0cyclictest0-21swapper/310:20:173
74949899109,0cyclictest0-21swapper/309:24:293
749498991010,0cyclictest0-21swapper/312:00:113
74949899100,9cyclictest0-21swapper/310:50:163
74949899100,8cyclictest0-21swapper/312:05:133
74949899100,0cyclictest0-21swapper/310:55:113
74949899100,0cyclictest0-21swapper/309:10:003
74949899100,0cyclictest0-21swapper/308:35:183
74949899100,0cyclictest0-21swapper/308:00:163
7494989999,0cyclictest0-21swapper/312:25:023
7494989999,0cyclictest0-21swapper/310:44:353
7494989999,0cyclictest0-21swapper/310:25:163
7494989999,0cyclictest0-21swapper/310:10:163
7494989999,0cyclictest0-21swapper/307:30:023
7494989999,0cyclictest0-21swapper/307:20:123
7494989999,0cyclictest0-21swapper/307:19:563
7494989998,0cyclictest0-21swapper/309:55:113
7494989998,0cyclictest0-21swapper/308:40:113
7494989997,1cyclictest0-21swapper/307:50:123
7494989988,0cyclictest0-21swapper/311:40:013
7494989988,0cyclictest0-21swapper/308:10:013
7494989980,0cyclictest0-21swapper/310:35:013
747710281,5sleep30-21swapper/307:05:123
7494989977,0cyclictest0-21swapper/309:45:123
7494989977,0cyclictest0-21swapper/309:40:163
7494989977,0cyclictest0-21swapper/309:27:093
7494989977,0cyclictest0-21swapper/308:50:133
7494989976,0cyclictest0-21swapper/309:50:103
7494989976,0cyclictest0-21swapper/309:35:123
7494989976,0cyclictest0-21swapper/309:30:133
7494989976,0cyclictest0-21swapper/309:10:173
7494989970,7cyclictest0-21swapper/307:30:013
7494989970,0cyclictest0-21swapper/307:35:163
748998270,1sleep10-21swapper/107:05:311
7494989966,0cyclictest0-21swapper/311:40:123
7494989966,0cyclictest0-21swapper/311:27:203
7494989966,0cyclictest0-21swapper/311:16:363
7494989966,0cyclictest0-21swapper/311:10:163
7494989965,0cyclictest0-21swapper/308:55:103
7494989960,0cyclictest0-21swapper/309:20:013
7494989955,0cyclictest0-21swapper/311:53:563
7494989955,0cyclictest0-21swapper/310:36:013
7494989955,0cyclictest0-21swapper/308:34:523
7494989955,0cyclictest0-21swapper/308:15:153
7494989954,0cyclictest0-21swapper/310:16:173
748692251,2sleep20-21swapper/207:05:202
823606240,3sleep0823732-21cpu10:15:120
7494989944,0cyclictest0-21swapper/310:45:063
7494989944,0cyclictest0-21swapper/307:55:123
7494989944,0cyclictest0-21swapper/307:10:173
7494989940,4cyclictest0-21swapper/307:40:573
7494989940,3cyclictest764750-21chrt07:45:173
747179240,2sleep0747674-21apt-get07:05:020
850685231,1sleep0171ktimers/011:20:020
770102230,2sleep2769660-21/usr/sbin/munin08:00:142
880138220,1sleep0880141-21sh12:27:140
874901220,1sleep2875054-21memory12:15:142
867416220,0sleep00-21swapper/011:55:360
865575220,1sleep2865635-21munin-run11:55:012
852477220,0sleep00-21swapper/011:22:170
844782220,1sleep1845022-21tr11:05:131
841058220,1sleep0841250-21/usr/sbin/munin10:55:150
840081220,0sleep00-21swapper/010:53:320
832654220,1sleep2832786-21ps10:35:172
818688220,0sleep00-21swapper/010:01:040
814949220,1sleep1815174-21latency_hist09:55:001
806863220,0sleep10-21swapper/109:35:111
805434220,1sleep2805584-21ntp_states09:30:172
802802220,2sleep1802835-21aten_r1power_cu09:25:111
802484220,0sleep00-21swapper/009:24:290
796738220,1sleep20-21swapper/209:10:102
779914220,1sleep2780022-21/usr/sbin/munin08:25:162
779235220,1sleep1779261-21apt-get08:25:121
771324220,1sleep0771358-21munin-run08:05:010
750152220,1sleep2750272-21memory07:10:152
749790220,1sleep00-21swapper/007:10:130
884533210,1sleep20-21swapper/212:39:172
883259210,0sleep10-21swapper/112:35:151
880897210,0sleep00-21swapper/012:30:130
878107210,0sleep10-21swapper/112:22:421
877844210,0sleep00-21swapper/012:20:210
875962210,0sleep10-21swapper/112:17:171
875779210,1sleep00-21swapper/012:15:400
873829210,0sleep20-21swapper/212:11:552
873128210,0sleep10-21swapper/112:10:181
872976210,0sleep00-21swapper/012:10:170
871622210,0sleep20-21swapper/212:05:462
869980210,0sleep20-21swapper/212:04:412
869560210,0sleep00-21swapper/012:00:560
867554210,0sleep20-21swapper/211:56:502
866707210,0sleep10-21swapper/111:55:171
865559210,0sleep10-21swapper/111:54:561
864785210,0sleep00-21swapper/011:50:180
862969210,0sleep00-21swapper/011:45:230
862109210,0sleep2861665-21/usr/sbin/munin11:45:162
861950210,0sleep10-21swapper/111:45:161
860024210,0sleep10-21swapper/111:40:161
859845210,0sleep00-21swapper/011:40:140
859580210,0sleep20-21swapper/211:40:132
857941210,0sleep20-21swapper/211:35:152
857762210,0sleep10-21swapper/111:35:141
856962210,0sleep00-21swapper/011:35:010
856935210,0sleep20-21swapper/211:34:522
856658210,0sleep10-21swapper/111:32:231
855738210,0sleep00-21swapper/011:30:140
854654210,0sleep00-21swapper/011:28:090
854523210,0sleep10-21swapper/111:26:581
851803210,0sleep10-21swapper/111:20:181
851398210,0sleep20-21swapper/211:20:152
850239210,0sleep20-21swapper/211:16:072
848600210,0sleep10-21swapper/111:15:021
848369210,0sleep20-21swapper/211:12:582
847054210,0sleep10-21swapper/111:10:131
846757210,1sleep00-21swapper/011:10:040
846362210,1sleep00-21swapper/011:08:410
845537210,0sleep20-21swapper/211:05:182
843517210,0sleep00-21swapper/011:00:200
842610210,0sleep10-21swapper/111:00:131
842193210,0sleep10-21swapper/110:58:481
840254210,0sleep20-21swapper/210:55:012
839929210,0sleep10-21swapper/110:52:091
837912210,0sleep2837929-21apt-get10:50:022
836077210,1sleep00-21swapper/010:45:100
836069210,0sleep20-21swapper/210:45:052
834621210,0sleep10-21swapper/110:40:151
834121210,0sleep20-21swapper/210:40:122
833280210,0sleep10-21swapper/110:36:041
832342210,0sleep00-21swapper/010:35:150
830607210,0sleep20-21swapper/210:30:152
829842210,0sleep10-21swapper/110:30:101
829813210,0sleep00-21swapper/010:30:090
828778210,0sleep20-21swapper/210:25:192
828626210,0sleep10-21swapper/110:25:181
826092210,0sleep20-21swapper/210:20:162
825016210,0sleep20-21swapper/210:16:512
823733210,0sleep10-21swapper/110:15:131
823032210,1sleep10-21swapper/110:12:421
822199210,0sleep00-21swapper/010:10:170
820814210,1sleep00-21swapper/010:06:280
820690210,0sleep10-21swapper/110:05:221
819752210,0sleep20-21swapper/210:05:152
817782210,0sleep20-21swapper/210:00:142
817031210,0sleep10-21swapper/110:00:001
816979210,0sleep20-21swapper/209:59:382
816844210,1sleep00-21swapper/009:58:240
816709210,0sleep10-21swapper/109:57:131
814818210,0sleep20-21swapper/209:53:532
813191210,0sleep00-21swapper/009:50:110
811209210,0sleep00-21swapper/009:45:160
810788210,0sleep20-21swapper/209:45:012
810319210,0sleep20-21swapper/209:40:532
810248210,0sleep10-21swapper/109:40:201
809404210,0sleep00-21swapper/009:40:150
808225210,0sleep20-21swapper/209:35:562
805190210,0sleep00-21swapper/009:30:150
804814210,0sleep10-21swapper/109:30:121
803523210,0sleep20-21swapper/209:25:162
802548210,0sleep20-21swapper/209:24:592
802293210,0sleep10-21swapper/109:22:261
799579210,0sleep10-21swapper/109:15:191
799214210,0sleep20-21swapper/209:15:162
798834210,0sleep00-21swapper/009:15:140
797706210,0sleep10-21swapper/109:10:171
796491210,0sleep00-21swapper/009:10:000
795623210,0sleep20-21swapper/209:05:182
794887210,0sleep10-21swapper/109:05:131
794580210,0sleep0328-21plymouthd09:05:010
792917210,0sleep00-21swapper/009:00:130
792705210,0sleep10-21swapper/109:00:021
792648210,0sleep00-21swapper/009:00:000
791775210,0sleep10-21swapper/108:55:161
789568210,0sleep00-21swapper/008:50:160
788828210,0sleep10-21swapper/108:50:011
788360210,0sleep10-21swapper/108:45:201
788134210,0sleep00-21swapper/008:45:190
787224210,0sleep20-21swapper/208:45:142
786603210,0sleep10-21swapper/108:44:241
784991210,1sleep0784993-21acpi08:40:110
784474210,0sleep10-21swapper/108:36:521
783119210,0sleep20-21swapper/208:35:132
781634210,0sleep00-21swapper/008:30:140
781170210,0sleep10-21swapper/108:30:111
780778210,0sleep00-21swapper/008:28:310
778294210,0sleep10-21swapper/108:20:191
778121210,0sleep00-21swapper/008:20:180
777326210,0sleep20-21swapper/208:20:122
775832210,0sleep20-21swapper/208:15:152
774381210,0sleep10-21swapper/108:10:191
772188210,0sleep00-21swapper/008:05:160
769394210,0sleep10-21swapper/108:00:011
769385210,0sleep00-21swapper/007:59:570
768343210,0sleep20-21swapper/207:55:152
768189210,0sleep10-21swapper/107:55:141
765847210,0sleep00-21swapper/007:50:120
765572210,0sleep10-21swapper/107:50:011
764060210,0sleep20-21swapper/207:45:132
763936210,0sleep10-21swapper/107:45:131
763907210,0sleep00-21swapper/007:45:120
763567210,0sleep00-21swapper/007:43:510
762833210,0sleep10-21swapper/107:40:171
762426210,0sleep20-21swapper/207:40:142
760754210,0sleep10-21swapper/107:35:161
760017210,0sleep00-21swapper/007:35:110
759381210,0sleep00-21swapper/007:30:470
758108210,0sleep20-21swapper/207:30:132
757539210,0sleep20-21swapper/207:30:002
756299210,0sleep00-21swapper/007:25:140
754813210,0sleep20-21swapper/207:20:162
754706210,0sleep10-21swapper/107:20:151
753963210,0sleep00-21swapper/007:20:110
752469210,0sleep20-21swapper/207:15:162
751677210,0sleep00-21swapper/007:15:020
882542200,0sleep00-21swapper/012:35:020
880695200,0sleep20-21swapper/212:30:032
880523200,0sleep10-21swapper/112:30:021
878608200,0sleep20-21swapper/212:25:032
878375200,0sleep10-21swapper/112:25:031
876525200,0sleep20-21swapper/212:20:032
870262200,0sleep10-21swapper/112:05:041
870257200,0sleep00-21swapper/012:05:030
868179200,0sleep10-21swapper/112:00:041
853023200,0sleep20-21swapper/211:25:042
842338200,0sleep20-21swapper/211:00:022
836064200,0sleep10-21swapper/110:45:041
833985200,0sleep00-21swapper/010:40:020
827483200,0sleep00-21swapper/010:25:020
825636200,0sleep10-21swapper/110:20:031
825380200,0sleep00-21swapper/010:20:020
821449200,0sleep20-21swapper/210:10:032
811024200,0sleep10-21swapper/109:45:041
806852200,0sleep00-21swapper/009:35:020
802787200,0sleep00-21swapper/009:25:010
792904200,0sleep20-21swapper/209:00:032
790971200,0sleep20-21swapper/208:55:012
789061200,0sleep20-21swapper/208:50:022
784983200,0sleep2328-21plymouthd08:40:052
783048200,0sleep00-21swapper/008:35:030
781138200,0sleep20-21swapper/208:30:042
775379200,0sleep10-21swapper/108:15:021
775146200,0sleep00-21swapper/008:15:010
773470200,0sleep20-21swapper/208:10:042
773235200,0sleep00-21swapper/008:10:020
771558200,0sleep20-21swapper/208:05:032
771360200,0sleep10-21swapper/108:05:011
765806200,0sleep20-21swapper/207:50:022
759714200,0sleep20-21swapper/207:35:012
758039200,0sleep10-21swapper/107:30:041
755864200,0sleep10-21swapper/107:25:031
752019200,0sleep10-21swapper/107:15:031
749644200,0sleep10-21swapper/107:10:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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