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2026-06-04 - 18:33
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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
Compare latency of primary with shadow system
Characteristics of the 376 highest latencies:
System rackfslot7.osadl.org (updated Thu Jun 04, 2026 12:46:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
766658997314,39cyclictest0-21swapper/508:00:175
766658997314,39cyclictest0-21swapper/508:00:175
766657995332,20cyclictest795829-21switchtime08:00:244
766657995332,20cyclictest795829-21switchtime08:00:244
766660995214,19cyclictest0-21swapper/707:35:147
766659995214,19cyclictest0-21swapper/611:10:146
766660995113,19cyclictest0-21swapper/711:35:147
766660995113,19cyclictest0-21swapper/707:15:167
766656995112,39cyclictest0-21swapper/308:10:163
766653995113,19cyclictest0-21swapper/010:10:150
766658995012,19cyclictest0-21swapper/509:10:165
766660994911,19cyclictest0-21swapper/709:05:157
766656994911,38cyclictest0-21swapper/309:25:163
76665899479,19cyclictest0-21swapper/510:30:155
76665599479,38cyclictest0-21swapper/210:00:152
76666099467,39cyclictest0-21swapper/707:50:157
76666099467,39cyclictest0-21swapper/707:50:157
76666099457,38cyclictest0-21swapper/711:50:157
766659994527,18cyclictest0-21swapper/608:00:176
766659994527,18cyclictest0-21swapper/608:00:176
76665899456,39cyclictest0-21swapper/509:00:145
76665999446,38cyclictest0-21swapper/610:20:146
76666099435,19cyclictest0-21swapper/712:20:167
76665899435,19cyclictest0-21swapper/510:55:165
76665999424,19cyclictest0-21swapper/610:05:156
766657994222,19cyclictest0-21swapper/408:22:444
76665899414,18cyclictest0-21swapper/510:10:155
76665799412,39cyclictest0-21swapper/409:45:304
76665799412,39cyclictest0-21swapper/408:29:084
76665799412,39cyclictest0-21swapper/407:41:124
76665799412,20cyclictest3477433-21kworker/u32:2+events_unbound08:13:004
76665799412,19cyclictest191rcu_preempt11:41:564
76665799411,39cyclictest904936-21perl11:20:144
76665799410,39cyclictest887537-21kworker/u32:1+events_unbound11:05:124
76665799410,39cyclictest780628-21kworker/u32:0+events_unbound07:35:124
76665599412,39cyclictest0-21swapper/212:25:152
766657994021,19cyclictest0-21swapper/409:11:564
76665799401,39cyclictest0-21swapper/409:23:364
76665799401,39cyclictest0-21swapper/408:55:524
76665799401,39cyclictest0-21swapper/407:32:304
76665799400,40cyclictest849479-21/usr/sbin/munin09:40:184
76665799400,39cyclictest0-21swapper/412:00:044
76665799400,38cyclictest863375-21kworker/u32:5+flush-8:010:45:164
76665999391,19cyclictest766983-21kworker/u32:3+events_unbound10:30:026
76665899391,19cyclictest0-21swapper/510:35:155
766657993920,0cyclictest0-21swapper/407:10:164
76665799391,19cyclictest838224-21munin-run09:20:024
76665799390,39cyclictest236199-21snmpd08:45:004
76665799390,39cyclictest0-21swapper/412:05:444
76665799390,39cyclictest0-21swapper/409:02:404
76665799390,39cyclictest0-21swapper/408:30:164
76665799390,38cyclictest0-21swapper/410:31:144
76665799390,19cyclictest0-21swapper/408:38:244
76666099380,19cyclictest0-21swapper/708:20:167
76665999380,19cyclictest0-21swapper/611:45:156
766658993820,18cyclictest0-21swapper/512:05:165
76665899380,19cyclictest0-21swapper/509:20:155
766657993820,18cyclictest0-21swapper/408:15:204
766657993819,19cyclictest362-21jbd2/sda2-808:05:164
766657993819,19cyclictest362-21jbd2/sda2-808:05:164
766657993818,19cyclictest0-21swapper/412:20:204
766657993817,20cyclictest874864-21fschecks_count10:25:154
76665799380,38cyclictest0-21swapper/412:26:284
76665799380,38cyclictest0-21swapper/411:57:094
76665799380,38cyclictest0-21swapper/410:18:004
76665799380,38cyclictest0-21swapper/409:56:444
76665799380,38cyclictest0-21swapper/409:31:574
76665799380,38cyclictest0-21swapper/408:45:324
76665799380,38cyclictest0-21swapper/407:26:284
76665799380,37cyclictest0-21swapper/412:10:204
76665799380,37cyclictest0-21swapper/411:30:044
76665799380,19cyclictest0-21swapper/411:25:144
76665799380,18cyclictest900803-21kworker/u32:1+events_unbound11:17:484
76665799380,18cyclictest0-21swapper/410:24:564
76665799380,18cyclictest0-21swapper/409:36:544
76665699380,19cyclictest0-21swapper/308:00:173
76665699380,19cyclictest0-21swapper/308:00:173
76665499380,19cyclictest0-21swapper/108:10:151
766658993714,19cyclictest0-21swapper/507:25:175
766657993735,1cyclictest877-21mta-sts-daemon10:02:264
766657993718,19cyclictest923220-21cron11:55:004
766657993718,19cyclictest7746132sleep407:23:284
766657993718,19cyclictest61-21ksoftirqd/409:29:164
766657993718,19cyclictest0-21swapper/410:42:164
766657993718,0cyclictest0-21swapper/410:12:164
766657993717,19cyclictest831033-21ntpq09:05:184
76665799370,37cyclictest0-21swapper/410:55:164
76665699370,18cyclictest0-21swapper/308:05:163
76665699370,18cyclictest0-21swapper/308:05:163
766660993618,18cyclictest0-21swapper/710:45:167
766658993617,19cyclictest870-21mta-sts-daemon08:35:165
766657993619,17cyclictest0-21swapper/412:15:124
766657993617,19cyclictest877-21mta-sts-daemon09:54:464
76665799360,35cyclictest0-21swapper/412:37:284
76665799360,35cyclictest0-21swapper/412:30:084
76665799360,35cyclictest0-21swapper/407:50:344
76665799360,35cyclictest0-21swapper/407:50:344
76665799360,35cyclictest0-21swapper/407:47:244
76665799360,35cyclictest0-21swapper/407:15:164
76665799360,17cyclictest0-21swapper/410:50:124
76665599360,36cyclictest0-21swapper/209:10:162
766660993515,19cyclictest0-21swapper/711:30:167
76666099350,35cyclictest0-21swapper/712:05:167
76666099350,34cyclictest0-21swapper/710:10:157
76666099350,15cyclictest0-21swapper/709:45:157
76665799350,35cyclictest0-21swapper/411:45:424
76665799350,35cyclictest0-21swapper/411:10:284
76665799350,35cyclictest0-21swapper/410:35:484
76665799350,35cyclictest0-21swapper/408:50:084
76665799350,35cyclictest0-21swapper/407:55:284
76665799350,15cyclictest0-21swapper/411:35:224
76665799350,15cyclictest0-21swapper/411:00:284
76665699350,15cyclictest0-21swapper/312:10:163
766655993512,23cyclictest0-21swapper/211:40:162
766655993511,24cyclictest0-21swapper/208:30:162
76665599350,16cyclictest0-21swapper/207:35:202
76665499350,35cyclictest0-21swapper/107:15:161
76665399350,35cyclictest0-21swapper/009:10:170
76666099340,15cyclictest0-21swapper/709:35:157
766659993414,20cyclictest0-21swapper/609:00:146
76665999340,34cyclictest0-21swapper/608:35:536
76665999340,34cyclictest0-21swapper/608:30:156
766658993414,20cyclictest0-21swapper/511:55:155
766658993414,19cyclictest0-21swapper/511:00:145
766658993410,24cyclictest0-21swapper/509:40:165
766658993410,19cyclictest0-21swapper/509:05:155
76665899340,14cyclictest0-21swapper/509:55:165
766656993415,19cyclictest0-21swapper/311:50:153
766656993414,19cyclictest0-21swapper/307:55:153
766655993415,19cyclictest873-21mta-sts-daemon11:35:142
766655993415,19cyclictest0-21swapper/211:10:142
766655993414,20cyclictest0-21swapper/210:35:152
76665599340,34cyclictest0-21swapper/207:55:152
766654993415,19cyclictest0-21swapper/111:20:161
76665499340,15cyclictest0-21swapper/110:45:161
76665399340,15cyclictest0-21swapper/010:40:150
766660993314,19cyclictest0-21swapper/710:25:157
766660993314,19cyclictest0-21swapper/710:05:167
766660993314,19cyclictest0-21swapper/709:20:167
766660993314,19cyclictest0-21swapper/708:45:157
766660993314,19cyclictest0-21swapper/708:40:147
766660993314,19cyclictest0-21swapper/708:15:157
766660993314,19cyclictest0-21swapper/707:20:147
766659993314,19cyclictest0-21swapper/612:35:186
766659993314,19cyclictest0-21swapper/610:15:156
766659993314,19cyclictest0-21swapper/609:50:156
766659993314,18cyclictest0-21swapper/611:00:046
766659993314,0cyclictest0-21swapper/608:45:156
76665899339,19cyclictest0-21swapper/509:30:155
766658993314,19cyclictest0-21swapper/511:40:165
766658993314,19cyclictest0-21swapper/511:35:145
766658993314,19cyclictest0-21swapper/511:20:155
766656993314,19cyclictest0-21swapper/312:15:153
766656993314,19cyclictest0-21swapper/311:30:163
766656993314,19cyclictest0-21swapper/311:25:143
766656993314,19cyclictest0-21swapper/310:25:153
766656993314,19cyclictest0-21swapper/307:30:163
766655993314,19cyclictest0-21swapper/211:20:152
766655993314,19cyclictest0-21swapper/208:50:152
766654993315,0cyclictest0-21swapper/108:55:141
766654993314,19cyclictest0-21swapper/107:30:161
766654993314,0cyclictest0-21swapper/111:05:151
766654993313,20cyclictest0-21swapper/109:39:471
76665499330,33cyclictest0-21swapper/109:15:141
766653993314,19cyclictest0-21swapper/012:20:170
766653993314,19cyclictest0-21swapper/011:25:140
766653993314,19cyclictest0-21swapper/010:00:150
766653993314,19cyclictest0-21swapper/009:15:140
766653993314,19cyclictest0-21swapper/007:45:160
766653993314,19cyclictest0-21swapper/007:15:160
766660993214,0cyclictest0-21swapper/707:45:167
766660993213,19cyclictest0-21swapper/712:10:167
766660993213,19cyclictest0-21swapper/708:55:147
766660993213,19cyclictest0-21swapper/707:30:167
766659993214,18cyclictest0-21swapper/611:05:156
766659993213,19cyclictest0-21swapper/609:30:156
766659993213,19cyclictest0-21swapper/609:25:166
766659993213,19cyclictest0-21swapper/608:55:146
766659993213,19cyclictest0-21swapper/608:25:156
766659993213,19cyclictest0-21swapper/608:17:526
766659993213,19cyclictest0-21swapper/608:05:176
766659993213,19cyclictest0-21swapper/608:05:166
766659993213,0cyclictest0-21swapper/611:24:066
766658993213,19cyclictest0-21swapper/512:35:175
766658993213,19cyclictest0-21swapper/509:45:165
766658993213,19cyclictest0-21swapper/508:20:165
766657993212,19cyclictest0-21swapper/407:10:024
766656993213,19cyclictest0-21swapper/312:20:163
766656993213,19cyclictest0-21swapper/311:10:143
766656993213,19cyclictest0-21swapper/308:50:153
766656993213,0cyclictest0-21swapper/310:35:153
76665599329,19cyclictest0-21swapper/210:20:142
766655993213,19cyclictest0-21swapper/212:00:152
766655993213,19cyclictest0-21swapper/211:30:162
766655993213,19cyclictest0-21swapper/207:10:172
766654993214,18cyclictest0-21swapper/110:20:141
766654993214,18cyclictest0-21swapper/108:35:161
766654993213,19cyclictest0-21swapper/112:05:161
766654993213,19cyclictest0-21swapper/111:45:151
766654993213,19cyclictest0-21swapper/108:40:141
766654993213,0cyclictest0-21swapper/110:40:151
766653993232,0cyclictest837536-21kworker/0:1+events10:25:160
766653993213,19cyclictest0-21swapper/008:10:160
766660993112,19cyclictest0-21swapper/709:17:487
766659993113,18cyclictest0-21swapper/611:30:066
766659993113,0cyclictest0-21swapper/612:30:106
766659993112,19cyclictest0-21swapper/611:40:166
766659993112,19cyclictest0-21swapper/609:35:166
766659993112,19cyclictest0-21swapper/608:53:556
766659993112,19cyclictest0-21swapper/607:53:516
766659993112,19cyclictest0-21swapper/607:53:506
766659993112,19cyclictest0-21swapper/607:47:506
766659993112,19cyclictest0-21swapper/607:10:176
766658993112,19cyclictest0-21swapper/507:45:165
766656993121,5cyclictest770509-21ethtool07:15:163
766656993112,19cyclictest0-21swapper/308:15:153
766655993112,19cyclictest0-21swapper/208:02:332
766655993112,19cyclictest0-21swapper/208:02:332
766655993112,19cyclictest0-21swapper/207:15:162
766655993111,19cyclictest0-21swapper/209:35:152
766654993112,19cyclictest0-21swapper/111:10:141
766654993112,19cyclictest0-21swapper/110:55:151
766653993112,19cyclictest0-21swapper/012:35:170
766660993011,19cyclictest0-21swapper/712:15:157
766659993012,18cyclictest0-21swapper/612:06:096
766659993011,19cyclictest0-21swapper/612:15:156
766659993011,19cyclictest0-21swapper/611:18:056
766659993011,19cyclictest0-21swapper/609:48:006
766659993011,19cyclictest0-21swapper/609:11:566
766659993011,0cyclictest0-21swapper/612:00:096
766658993012,18cyclictest0-21swapper/512:30:135
766656993012,0cyclictest0-21swapper/307:20:143
766655993011,19cyclictest0-21swapper/207:40:172
766655993011,19cyclictest0-21swapper/207:30:162
766655993010,19cyclictest0-21swapper/210:45:162
766654993012,18cyclictest0-21swapper/107:10:221
766653993030,0cyclictest0-21swapper/012:25:140
766653993012,0cyclictest0-21swapper/007:50:150
766653993012,0cyclictest0-21swapper/007:50:150
766653993011,19cyclictest0-21swapper/011:43:120
766653993011,19cyclictest0-21swapper/007:55:150
766660992910,19cyclictest0-21swapper/709:30:157
766659992911,0cyclictest0-21swapper/607:30:166
766659992910,19cyclictest0-21swapper/611:54:086
766659992910,19cyclictest0-21swapper/611:36:066
766659992910,19cyclictest0-21swapper/610:54:036
766659992910,19cyclictest0-21swapper/610:36:026
766659992910,19cyclictest0-21swapper/609:41:586
766659992910,19cyclictest0-21swapper/609:23:576
766659992910,19cyclictest0-21swapper/609:05:556
766659992910,19cyclictest0-21swapper/608:41:546
766659992910,19cyclictest0-21swapper/607:41:496
766659992910,19cyclictest0-21swapper/607:29:486
766659992910,19cyclictest0-21swapper/607:17:476
766658992911,18cyclictest0-21swapper/509:25:165
766658992910,19cyclictest0-21swapper/507:20:145
766656992910,19cyclictest0-21swapper/308:40:143
766655992911,18cyclictest0-21swapper/209:50:152
766655992910,19cyclictest0-21swapper/211:15:142
766655992910,19cyclictest0-21swapper/210:50:162
766655992910,19cyclictest0-21swapper/210:25:152
766654992910,19cyclictest0-21swapper/110:30:211
766653992929,0cyclictest813898-21kworker/0:0+events08:43:240
766653992929,0cyclictest774437-21kworker/0:0+events07:29:280
766653992910,19cyclictest0-21swapper/011:45:150
76666099289,19cyclictest0-21swapper/710:35:157
766660992810,18cyclictest0-21swapper/707:55:157
76665999289,19cyclictest0-21swapper/610:48:036
76665999289,19cyclictest0-21swapper/609:17:566
76665999289,19cyclictest0-21swapper/608:11:516
76665999289,19cyclictest0-21swapper/607:59:516
76665999289,19cyclictest0-21swapper/607:23:486
766659992810,18cyclictest0-21swapper/610:42:026
76665899289,19cyclictest0-21swapper/508:40:145
766658992810,18cyclictest0-21swapper/508:25:155
76665599289,19cyclictest0-21swapper/208:55:142
76665399289,19cyclictest0-21swapper/012:10:180
76665399289,19cyclictest0-21swapper/012:00:150
76666099278,19cyclictest0-21swapper/708:10:167
76666099278,19cyclictest0-21swapper/708:05:177
76666099278,19cyclictest0-21swapper/708:05:167
76665999279,18cyclictest0-21swapper/609:59:596
76665999278,19cyclictest0-21swapper/612:12:096
76665999278,19cyclictest0-21swapper/607:35:496
76665699279,18cyclictest0-21swapper/309:55:173
76665399278,19cyclictest0-21swapper/010:30:150
76666099267,19cyclictest0-21swapper/708:25:167
76665899268,0cyclictest0-21swapper/507:35:155
76665899267,19cyclictest0-21swapper/509:35:165
76665599267,19cyclictest0-21swapper/212:30:132
76665499268,18cyclictest0-21swapper/110:15:151
76665499267,19cyclictest0-21swapper/111:30:161
76665999256,19cyclictest0-21swapper/611:25:156
766655992519,6cyclictest797834-21mii-tool08:05:162
766655992519,6cyclictest797834-21mii-tool08:05:162
76665499256,19cyclictest0-21swapper/109:55:161
76665399256,19cyclictest0-21swapper/011:15:140
766653992525,0cyclictest868101-21kworker/0:0+events10:16:120
76665499245,19cyclictest0-21swapper/112:15:151
76665899234,19cyclictest0-21swapper/510:40:155
76665899230,22cyclictest0-21swapper/510:25:205
76665599234,19cyclictest0-21swapper/212:20:162
766653992323,0cyclictest901007-21kworker/0:0+events11:20:560
766653992320,3cyclictest837536-21kworker/0:1+events11:53:180
766655992219,3cyclictest236199-21snmpd07:54:472
766655992219,3cyclictest236199-21snmpd07:54:472
76665599220,0cyclictest0-21swapper/211:00:142
76665499223,19cyclictest0-21swapper/107:20:141
766653992219,3cyclictest928413-21kworker/0:0+events12:08:260
766660992120,1cyclictest236199-21snmpd11:09:407
76665999212,19cyclictest0-21swapper/608:23:526
76665899210,21cyclictest0-21swapper/510:45:125
76665899210,21cyclictest0-21swapper/508:10:125
76665899210,20cyclictest0-21swapper/509:52:285
76665899210,0cyclictest0-21swapper/508:48:045
76665599210,20cyclictest0-21swapper/211:00:002
76665599210,20cyclictest0-21swapper/210:10:122
766654992120,1cyclictest795108-21ethtool08:00:171
766654992120,1cyclictest795108-21ethtool08:00:171
76665499210,1cyclictest0-21swapper/109:08:131
766653992120,1cyclictest837536-21kworker/0:1+events10:45:200
766653992120,1cyclictest755042-21kworker/0:2+events08:00:240
766653992120,1cyclictest755042-21kworker/0:2+events08:00:240
766653992119,2cyclictest837536-21kworker/0:1+events10:22:340
766660992020,0cyclictest899655-21mii-tool11:10:147
766660992020,0cyclictest236199-21snmpd10:58:497
766658992020,0cyclictest236199-21snmpd12:10:125
766658992019,1cyclictest89250irq/45-eno5-TxRx-110:00:245
766658992019,1cyclictest236199-21snmpd12:02:365
766658992019,1cyclictest236199-21snmpd07:55:115
76665899200,20cyclictest0-21swapper/512:15:305
76665899200,20cyclictest0-21swapper/510:21:405
76665899200,19cyclictest0-21swapper/510:05:055
766656992020,0cyclictest929926-21ethtool12:05:163
766656992019,1cyclictest844782-21ethtool09:30:153
76665699200,20cyclictest0-21swapper/312:27:123
76665699200,20cyclictest0-21swapper/310:18:213
766655992020,0cyclictest808751-21mii-tool08:25:152
766655992020,0cyclictest0-21swapper/207:23:162
766655992019,1cyclictest90550irq/67-eno6-TxRx-511:28:242
766655992019,1cyclictest236199-21snmpd07:27:432
76665599200,0cyclictest0-21swapper/209:07:442
766654992020,0cyclictest827890-21mii-tool09:00:141
766654992020,0cyclictest808732-21mii-tool08:25:151
76665499200,20cyclictest0-21swapper/108:32:091
76665499200,20cyclictest0-21swapper/107:45:161
76665499200,1cyclictest0-21swapper/111:00:581
766653992020,0cyclictest942052-21kworker/0:2+events12:30:400
766653992020,0cyclictest931160-21kworker/0:1+events12:15:180
766653992020,0cyclictest894188-21mii-tool11:00:140
766653992020,0cyclictest855704-21mii-tool09:50:150
766653992020,0cyclictest839095-21mii-tool09:20:150
766653992020,0cyclictest837536-21kworker/0:1+events11:55:020
766653992020,0cyclictest837536-21kworker/0:1+events11:31:000
766653992020,0cyclictest837536-21kworker/0:1+events11:11:220
766653992020,0cyclictest837536-21kworker/0:1+events10:55:080
766653992020,0cyclictest837536-21kworker/0:1+events10:52:090
766653992020,0cyclictest837536-21kworker/0:1+events10:37:020
766653992020,0cyclictest837536-21kworker/0:1+events10:05:240
766653992020,0cyclictest837536-21kworker/0:1+events09:55:380
766653992020,0cyclictest837536-21kworker/0:1+events09:48:560
766653992020,0cyclictest837536-21kworker/0:1+events09:41:540
766653992020,0cyclictest837536-21kworker/0:1+events09:35:180
766653992020,0cyclictest837536-21kworker/0:1+events09:31:160
766653992020,0cyclictest837536-21kworker/0:1+events09:25:240
766653992020,0cyclictest755042-21kworker/0:2+events09:05:180
766653992020,0cyclictest755042-21kworker/0:2+events09:00:040
766653992020,0cyclictest755042-21kworker/0:2+events08:55:060
766653992020,0cyclictest755042-21kworker/0:2+events08:51:060
766653992020,0cyclictest755042-21kworker/0:2+events08:45:220
766653992020,0cyclictest755042-21kworker/0:2+events08:36:340
766653992020,0cyclictest755042-21kworker/0:2+events08:31:200
766653992020,0cyclictest755042-21kworker/0:2+events08:20:200
766653992020,0cyclictest755042-21kworker/0:2+events08:15:220
766653992020,0cyclictest755042-21kworker/0:2+events08:05:140
766653992020,0cyclictest755042-21kworker/0:2+events08:05:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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