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2026-04-09 - 14:09
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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 Apr 09, 2026 00:46:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
352443999950,15cyclictest0-21swapper/719:10:147
3524439997860,0cyclictest0-21swapper/721:14:337
3524439997538,18cyclictest871ktimers/722:05:177
3524439997537,19cyclictest101550irq/39-eno2-TxRx-000:40:017
3524439997518,38cyclictest3701063-21munin-run00:30:027
3524439997517,39cyclictest1086-21runrttasks21:15:547
3524439997233,19cyclictest101550irq/39-eno2-TxRx-020:25:177
3524439997031,39cyclictest0-21swapper/721:57:217
3524439996931,19cyclictest3604695-21cut21:35:117
3524439996911,39cyclictest0-21swapper/723:52:447
3524439996831,18cyclictest3668115-21expr23:30:137
3524439996829,39cyclictest0-21swapper/722:59:097
3524439996810,39cyclictest3579850-21http20:50:117
3524439996729,19cyclictest236199-21snmpd22:51:197
3524433996528,18cyclictest876-21mta-sts-daemon20:05:161
3524439995819,38cyclictest85550irq/34-eno1-TxRx-020:44:117
352443999580,39cyclictest3662849-21grep23:20:157
352443999580,19cyclictest0-21swapper/723:11:297
3524439995739,18cyclictest85550irq/34-eno1-TxRx-022:18:517
3524439995719,38cyclictest85550irq/34-eno1-TxRx-023:36:357
3524439995719,38cyclictest85550irq/34-eno1-TxRx-023:36:357
3524439995719,19cyclictest0-21swapper/721:34:417
3524439995718,39cyclictest85550irq/34-eno1-TxRx-021:01:557
3524439995718,38cyclictest85550irq/34-eno1-TxRx-023:06:167
3524439995718,20cyclictest3493092-21kworker/u32:3+events_unbound19:50:117
3524439995638,18cyclictest85550irq/34-eno1-TxRx-000:10:317
3524439995637,19cyclictest101550irq/39-eno2-TxRx-019:28:217
3524439995619,37cyclictest85550irq/34-eno1-TxRx-019:56:277
3524439995619,18cyclictest85550irq/34-eno1-TxRx-021:21:037
3524439995618,38cyclictest85550irq/34-eno1-TxRx-023:03:117
3524439995618,38cyclictest85550irq/34-eno1-TxRx-022:00:437
3524439995618,38cyclictest85550irq/34-eno1-TxRx-020:18:477
3524439995618,38cyclictest85550irq/34-eno1-TxRx-000:24:597
3524439995618,38cyclictest101550irq/39-eno2-TxRx-000:05:017
3524439995617,39cyclictest101550irq/39-eno2-TxRx-020:35:217
3524439995616,39cyclictest85550irq/34-eno1-TxRx-021:08:287
3524439995537,18cyclictest85550irq/34-eno1-TxRx-020:46:077
3524439995537,18cyclictest3524431-21cyclictest00:05:577
3524439995517,38cyclictest85550irq/34-eno1-TxRx-019:37:557
3524439995517,38cyclictest85550irq/34-eno1-TxRx-019:37:557
3524439995517,19cyclictest3678075-21timerandwakeup23:45:237
3524439995516,39cyclictest0-21swapper/721:28:157
3524439995515,39cyclictest85550irq/34-eno1-TxRx-022:12:557
3524439995436,18cyclictest85550irq/34-eno1-TxRx-000:15:357
3524439995436,18cyclictest101550irq/39-eno2-TxRx-019:15:137
3524439995436,0cyclictest0-21swapper/722:30:137
3524439995434,20cyclictest0-21swapper/720:10:017
3524439995414,39cyclictest0-21swapper/720:04:117
3524439995335,18cyclictest101550irq/39-eno2-TxRx-022:35:217
3524439995335,18cyclictest101550irq/39-eno2-TxRx-019:45:137
3524439995319,15cyclictest0-21swapper/723:55:497
3524439995314,39cyclictest101550irq/39-eno2-TxRx-020:55:257
3524439995314,38cyclictest85550irq/34-eno1-TxRx-000:32:077
3524439995234,0cyclictest101550irq/39-eno2-TxRx-022:25:417
3524439995233,19cyclictest0-21swapper/721:54:297
3524439995233,19cyclictest0-21swapper/719:22:497
3524439995219,14cyclictest0-21swapper/720:10:187
3524439995214,19cyclictest3542433-21ntpq19:40:197
3524439995133,18cyclictest0-21swapper/722:42:417
3524439995133,18cyclictest0-21swapper/720:23:587
3524439995132,19cyclictest871ktimers/721:46:417
3524439995132,19cyclictest0-21swapper/722:45:597
3524439995132,19cyclictest0-21swapper/721:43:187
3524439995131,19cyclictest0-21swapper/720:32:497
3524439995113,19cyclictest0-21swapper/723:15:047
3524439995112,39cyclictest0-21swapper/722:22:477
3524439995032,18cyclictest0-21swapper/723:40:347
3524439995032,18cyclictest0-21swapper/723:40:337
3524439995032,18cyclictest0-21swapper/723:27:457
3524439995031,19cyclictest0-21swapper/719:32:257
3524436994911,19cyclictest0-21swapper/423:15:154
3524433994912,18cyclictest0-21swapper/123:35:151
3524433994912,18cyclictest0-21swapper/123:35:151
352443699478,39cyclictest0-21swapper/400:00:144
352443399478,38cyclictest0-21swapper/120:25:171
3524433994728,19cyclictest0-21swapper/121:45:161
352443599467,39cyclictest501rcuc/323:50:143
352443899455,39cyclictest0-21swapper/621:40:156
352443799457,19cyclictest0-21swapper/520:05:175
352443299446,19cyclictest0-21swapper/021:00:150
3524432994424,19cyclictest870-21mta-sts-daemon00:25:160
352443299435,19cyclictest0-21swapper/022:10:160
352443599423,39cyclictest52-21ksoftirqd/300:05:163
352443899413,19cyclictest0-21swapper/619:30:146
3524435994122,19cyclictest0-21swapper/300:15:143
352443499413,19cyclictest0-21swapper/223:20:162
352443299411,39cyclictest0-21swapper/019:20:160
352443799401,39cyclictest0-21swapper/521:40:155
352443599391,19cyclictest0-21swapper/322:20:143
352443899380,19cyclictest0-21swapper/621:35:136
3524432993813,19cyclictest0-21swapper/000:15:210
3524432993813,19cyclictest0-21swapper/000:10:140
352443399370,18cyclictest0-21swapper/122:45:201
3524432993713,19cyclictest0-21swapper/021:05:140
352443899360,35cyclictest0-21swapper/621:55:176
3524434993618,18cyclictest101850irq/42-eno2-TxRx-320:23:292
352443399360,35cyclictest0-21swapper/120:30:151
352443899350,35cyclictest0-21swapper/621:15:236
352443899350,16cyclictest0-21swapper/622:05:156
352443899350,15cyclictest0-21swapper/623:10:146
352443899350,15cyclictest0-21swapper/619:45:156
3524435993516,19cyclictest0-21swapper/320:05:163
352443599350,35cyclictest0-21swapper/323:00:183
352443599350,35cyclictest0-21swapper/321:10:153
352443399350,15cyclictest0-21swapper/119:40:151
352443299350,15cyclictest0-21swapper/000:05:150
352443899340,15cyclictest0-21swapper/623:50:146
352443799340,34cyclictest0-21swapper/522:45:205
352443799340,15cyclictest0-21swapper/521:20:165
352443699340,34cyclictest0-21swapper/420:25:164
352443699340,14cyclictest0-21swapper/421:15:174
352443599340,15cyclictest0-21swapper/322:55:233
352443599340,15cyclictest0-21swapper/320:20:153
352443599340,15cyclictest0-21swapper/319:20:153
3524434993416,18cyclictest101850irq/42-eno2-TxRx-319:39:132
3524434993416,18cyclictest101850irq/42-eno2-TxRx-319:39:132
3524434993415,18cyclictest101850irq/42-eno2-TxRx-320:57:452
352443499340,15cyclictest0-21swapper/221:35:142
3524433993415,19cyclictest0-21swapper/121:50:151
3524433993415,19cyclictest0-21swapper/100:35:161
352443399340,15cyclictest0-21swapper/122:55:231
3524432993415,19cyclictest0-21swapper/022:45:200
3524432993414,19cyclictest0-21swapper/020:30:140
3524432993414,19cyclictest0-21swapper/019:45:150
3524438993314,19cyclictest0-21swapper/623:45:166
3524438993314,19cyclictest0-21swapper/623:25:156
3524438993314,19cyclictest0-21swapper/623:00:186
3524438993314,19cyclictest0-21swapper/622:20:146
3524438993314,19cyclictest0-21swapper/621:25:156
3524438993314,19cyclictest0-21swapper/619:40:166
3524437993314,19cyclictest0-21swapper/523:05:155
3524437993314,19cyclictest0-21swapper/522:35:165
3524437993314,19cyclictest0-21swapper/522:00:155
3524437993314,19cyclictest0-21swapper/521:35:145
3524437993314,19cyclictest0-21swapper/520:00:155
3524436993314,19cyclictest0-21swapper/423:05:154
3524435993314,19cyclictest3532552-21kworker/3:0+events20:50:153
3524435993314,19cyclictest0-21swapper/323:40:133
3524435993314,19cyclictest0-21swapper/323:40:133
3524435993314,19cyclictest0-21swapper/323:20:163
3524435993314,19cyclictest0-21swapper/321:50:153
3524435993314,19cyclictest0-21swapper/321:45:163
3524435993314,19cyclictest0-21swapper/321:30:153
3524435993314,19cyclictest0-21swapper/319:25:163
3524435993314,19cyclictest0-21swapper/300:35:153
352443599330,14cyclictest0-21swapper/321:25:153
3524434993314,19cyclictest0-21swapper/222:50:142
3524434993314,19cyclictest0-21swapper/221:30:142
3524434993314,19cyclictest0-21swapper/220:50:152
3524434993314,19cyclictest0-21swapper/219:10:152
352443499330,14cyclictest0-21swapper/219:15:152
352443499330,14cyclictest0-21swapper/200:30:162
3524433993314,19cyclictest0-21swapper/120:10:151
3524433993314,19cyclictest0-21swapper/119:45:161
3524433993313,19cyclictest0-21swapper/122:40:141
3524432993315,18cyclictest0-21swapper/020:57:460
3524432993314,19cyclictest0-21swapper/023:55:150
3524432993314,19cyclictest0-21swapper/022:30:160
3524432993314,19cyclictest0-21swapper/000:30:160
3524438993213,19cyclictest0-21swapper/623:55:166
3524438993213,19cyclictest0-21swapper/621:50:156
3524438993213,19cyclictest0-21swapper/620:20:156
3524438993213,19cyclictest0-21swapper/619:15:156
3524438993213,19cyclictest0-21swapper/600:35:156
3524437993213,19cyclictest0-21swapper/500:10:145
3524436993213,19cyclictest0-21swapper/420:50:154
3524435993213,19cyclictest0-21swapper/322:25:183
3524435993213,19cyclictest0-21swapper/322:05:143
3524435993213,19cyclictest0-21swapper/321:08:393
3524435993213,19cyclictest0-21swapper/320:55:163
3524435993213,19cyclictest0-21swapper/319:15:153
3524435993213,19cyclictest0-21swapper/319:10:143
3524435993213,19cyclictest0-21swapper/300:25:163
3524435993212,19cyclictest0-21swapper/322:00:153
3524435993212,19cyclictest0-21swapper/320:45:153
3524433993214,18cyclictest0-21swapper/121:35:131
3524433993213,19cyclictest0-21swapper/122:05:141
3524432993214,0cyclictest0-21swapper/019:55:150
3524432993213,19cyclictest0-21swapper/022:55:240
3524432993213,19cyclictest0-21swapper/021:30:140
3524432993213,19cyclictest0-21swapper/021:10:150
3524432993213,19cyclictest0-21swapper/020:45:140
3524432993213,19cyclictest0-21swapper/020:15:150
3524432993213,19cyclictest0-21swapper/019:35:160
3524432993213,19cyclictest0-21swapper/019:35:160
3524432993213,19cyclictest0-21swapper/019:30:140
3524432993213,19cyclictest0-21swapper/000:00:140
3524432993213,0cyclictest0-21swapper/022:17:540
3524432993212,19cyclictest0-21swapper/023:05:150
3524438993112,19cyclictest0-21swapper/623:20:176
3524438993112,19cyclictest0-21swapper/623:15:146
3524438993111,19cyclictest0-21swapper/623:30:166
3524436993112,19cyclictest0-21swapper/400:25:164
3524436993112,19cyclictest0-21swapper/400:20:154
3524435993112,19cyclictest0-21swapper/320:35:163
3524435993111,20cyclictest0-21swapper/319:30:203
3524434993112,19cyclictest0-21swapper/222:15:152
3524434993112,19cyclictest0-21swapper/200:15:142
3524433993112,19cyclictest0-21swapper/121:25:161
3524433993112,19cyclictest0-21swapper/121:15:161
3524433993112,19cyclictest0-21swapper/120:15:151
3524433993112,19cyclictest0-21swapper/119:55:151
3524433993112,19cyclictest0-21swapper/100:30:161
3524433993112,0cyclictest0-21swapper/119:35:171
3524433993112,0cyclictest0-21swapper/119:35:161
3524432993112,19cyclictest0-21swapper/023:50:140
3524432993111,19cyclictest0-21swapper/020:00:160
3524432993111,19cyclictest0-21swapper/000:20:150
3524438993011,19cyclictest0-21swapper/621:05:146
3524438993010,19cyclictest0-21swapper/620:35:156
3524437993012,18cyclictest0-21swapper/519:25:165
3524437993010,20cyclictest0-21swapper/522:05:145
3524436993011,19cyclictest0-21swapper/419:55:154
3524434993011,19cyclictest0-21swapper/220:40:152
3524434993011,19cyclictest0-21swapper/220:35:152
3524434993011,19cyclictest0-21swapper/219:45:152
3524434993011,19cyclictest0-21swapper/219:20:152
3524433993012,18cyclictest0-21swapper/120:55:161
3524433993011,19cyclictest0-21swapper/122:30:171
3524433993011,0cyclictest0-21swapper/123:45:161
3524432993011,19cyclictest0-21swapper/023:25:150
3524432993011,19cyclictest0-21swapper/022:00:150
3524438992910,19cyclictest0-21swapper/621:30:146
3524438992910,19cyclictest0-21swapper/621:20:176
3524438992910,19cyclictest0-21swapper/620:30:156
3524438992910,19cyclictest0-21swapper/619:20:156
3524436992910,19cyclictest0-21swapper/422:50:144
3524435992910,19cyclictest0-21swapper/321:40:153
3524435992910,19cyclictest0-21swapper/320:40:153
3524434992910,19cyclictest0-21swapper/223:40:142
3524434992910,19cyclictest0-21swapper/223:40:132
3524434992910,19cyclictest0-21swapper/222:20:142
3524434992910,19cyclictest0-21swapper/221:55:162
3524432992911,18cyclictest0-21swapper/019:50:140
3524432992910,19cyclictest0-21swapper/019:10:140
352443899289,19cyclictest0-21swapper/600:30:226
352443899288,19cyclictest0-21swapper/620:50:156
352443799289,19cyclictest0-21swapper/522:15:155
352443799289,19cyclictest0-21swapper/521:33:435
352443799289,19cyclictest0-21swapper/519:40:155
352443599289,19cyclictest0-21swapper/323:15:143
352443399289,19cyclictest0-21swapper/121:10:151
352443299289,19cyclictest0-21swapper/022:50:140
352443299289,19cyclictest0-21swapper/020:50:150
352443299289,19cyclictest0-21swapper/020:25:160
352443899278,19cyclictest0-21swapper/620:40:156
352443799278,19cyclictest0-21swapper/519:55:165
352443699278,19cyclictest0-21swapper/421:00:154
352443499278,19cyclictest0-21swapper/223:45:162
352443299278,19cyclictest0-21swapper/023:10:140
352443299278,19cyclictest0-21swapper/023:00:240
352443899267,19cyclictest0-21swapper/622:15:166
352443799266,19cyclictest0-21swapper/500:20:165
352443699267,19cyclictest0-21swapper/422:10:164
352443899256,19cyclictest0-21swapper/622:35:176
352443899256,19cyclictest0-21swapper/620:10:156
352443899256,19cyclictest0-21swapper/619:55:156
352443799256,0cyclictest0-21swapper/500:07:545
352443499256,19cyclictest0-21swapper/221:20:162
352443899244,20cyclictest0-21swapper/622:27:556
352443899234,19cyclictest0-21swapper/620:15:156
352443899230,22cyclictest0-21swapper/623:41:036
352443899230,22cyclictest0-21swapper/623:41:036
352443799234,19cyclictest0-21swapper/519:15:155
3524436992319,4cyclictest3588795-21mii-tool21:05:144
3524436992318,5cyclictest3680168-21ethtool23:50:154
352443699230,23cyclictest0-21swapper/421:21:554
352443599234,19cyclictest0-21swapper/323:56:093
3524435992320,3cyclictest3598597-21kworker/3:1+events23:11:573
352443499234,19cyclictest0-21swapper/223:50:142
352443399234,19cyclictest0-21swapper/122:03:511
352443899223,19cyclictest0-21swapper/620:00:216
352443899223,19cyclictest0-21swapper/619:10:156
352443899220,22cyclictest0-21swapper/620:49:076
352443899220,22cyclictest0-21swapper/620:27:316
352443899220,21cyclictest0-21swapper/600:20:476
3524437992221,1cyclictest0-21swapper/521:26:455
352443799220,22cyclictest0-21swapper/523:48:535
352443799220,22cyclictest0-21swapper/523:39:465
352443799220,22cyclictest0-21swapper/523:39:455
352443799220,22cyclictest0-21swapper/523:28:455
352443799220,22cyclictest0-21swapper/522:53:505
352443799220,22cyclictest0-21swapper/522:32:015
352443799220,22cyclictest0-21swapper/522:29:415
352443799220,22cyclictest0-21swapper/521:53:135
352443799220,22cyclictest0-21swapper/521:17:375
352443799220,22cyclictest0-21swapper/521:12:055
352443799220,22cyclictest0-21swapper/520:51:385
352443799220,22cyclictest0-21swapper/519:37:575
352443799220,22cyclictest0-21swapper/519:37:575
352443799220,22cyclictest0-21swapper/519:32:095
352443799220,22cyclictest0-21swapper/500:31:575
352443799220,22cyclictest0-21swapper/500:16:295
352443799220,21cyclictest0-21swapper/523:31:135
352443799220,21cyclictest0-21swapper/521:47:575
352443799220,21cyclictest0-21swapper/521:02:145
352443799220,21cyclictest0-21swapper/520:40:105
3524436992218,4cyclictest3577647-21mii-tool20:45:144
3524435992219,3cyclictest3598597-21kworker/3:1+events22:16:293
3524434992221,0cyclictest0-21swapper/223:19:432
352443499220,22cyclictest0-21swapper/220:01:412
352443499220,21cyclictest0-21swapper/220:11:532
352443299220,0cyclictest0-21swapper/019:15:050
352443899212,19cyclictest0-21swapper/621:00:226
352443899210,21cyclictest0-21swapper/623:07:396
352443899210,21cyclictest0-21swapper/622:53:156
352443899210,21cyclictest0-21swapper/622:48:036
352443899210,21cyclictest0-21swapper/622:41:516
352443899210,21cyclictest0-21swapper/622:31:396
352443899210,21cyclictest0-21swapper/622:13:036
352443899210,21cyclictest0-21swapper/622:02:396
352443899210,21cyclictest0-21swapper/619:39:366
352443899210,21cyclictest0-21swapper/619:39:356
352443899210,21cyclictest0-21swapper/600:26:356
352443899210,21cyclictest0-21swapper/600:18:476
352443899210,21cyclictest0-21swapper/600:14:236
352443899210,20cyclictest0-21swapper/621:11:436
352443799210,2cyclictest0-21swapper/520:32:215
352443799210,21cyclictest0-21swapper/523:56:375
352443799210,21cyclictest0-21swapper/523:52:055
352443799210,21cyclictest0-21swapper/523:41:095
352443799210,21cyclictest0-21swapper/523:41:095
352443799210,21cyclictest0-21swapper/522:20:495
352443799210,21cyclictest0-21swapper/522:11:415
352443799210,21cyclictest0-21swapper/521:57:175
352443799210,21cyclictest0-21swapper/521:07:215
352443799210,21cyclictest0-21swapper/520:56:375
352443799210,21cyclictest0-21swapper/520:47:575
352443799210,21cyclictest0-21swapper/520:26:135
352443799210,21cyclictest0-21swapper/519:54:215
352443799210,21cyclictest0-21swapper/519:12:535
352443799210,21cyclictest0-21swapper/500:36:215
352443799210,20cyclictest0-21swapper/520:37:055
352443799210,20cyclictest0-21swapper/520:16:095
352443799210,0cyclictest0-21swapper/522:41:135
3524436992118,3cyclictest236199-21snmpd00:15:364
3524435992120,1cyclictest3598597-21kworker/3:1+events00:20:113
3524435992119,2cyclictest3598597-21kworker/3:1+events23:08:133
3524435992118,3cyclictest3532552-21kworker/3:0+events20:04:223
3524435992118,3cyclictest3532552-21kworker/3:0+events19:44:543
3524434992120,0cyclictest3607910-21ethtool21:40:152
352443499210,21cyclictest0-21swapper/219:31:372
352443499210,21cyclictest0-21swapper/200:06:092
352443499210,0cyclictest0-21swapper/222:55:492
352443499210,0cyclictest0-21swapper/220:45:372
352443499210,0cyclictest0-21swapper/200:25:172
352443299212,19cyclictest0-21swapper/022:25:170
3524432992120,1cyclictest236199-21snmpd20:42:060
352443299210,21cyclictest0-21swapper/023:16:290
352443299210,20cyclictest0-21swapper/000:35:150
3524438992019,1cyclictest3557040-21latency_hist20:10:016
3524438992019,0cyclictest3547358-21ethtool19:50:156
352443899200,20cyclictest0-21swapper/623:38:596
352443899200,20cyclictest0-21swapper/623:38:596
352443899200,20cyclictest0-21swapper/621:47:436
352443899200,20cyclictest0-21swapper/620:58:516
352443899200,20cyclictest0-21swapper/619:29:236
352443899200,20cyclictest0-21swapper/600:09:526
352443899200,1cyclictest0-21swapper/600:03:276
352443799200,20cyclictest0-21swapper/523:20:535
352443799200,20cyclictest0-21swapper/520:22:495
352443799200,20cyclictest0-21swapper/520:10:455
352443799200,20cyclictest0-21swapper/519:46:575
352443799200,20cyclictest0-21swapper/500:29:215
3524436992020,0cyclictest3635180-21mii-tool22:30:164
3524436992020,0cyclictest3547377-21ethtool19:50:144
3524436992019,1cyclictest236199-21snmpd22:20:574
3524436992019,1cyclictest236199-21snmpd21:11:254
3524436992017,3cyclictest236199-21snmpd21:38:474
3524436992017,3cyclictest236199-21snmpd19:28:224
3524435992020,0cyclictest3640623-21ethtool22:40:143
3524435992020,0cyclictest3624267-21mii-tool22:10:163
3524435992020,0cyclictest3598597-21kworker/3:1+events23:45:573
3524435992020,0cyclictest3598597-21kworker/3:1+events23:35:353
3524435992020,0cyclictest3598597-21kworker/3:1+events23:35:353
3524435992020,0cyclictest3598597-21kworker/3:1+events23:30:443
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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