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2026-08-02 - 14:04
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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 all highest latencies:
System rack1slot1.osadl.org (updated Sun Aug 02, 2026 12:45:20)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
325062233158,26sleep20-21swapper/207:06:052
324892200160,26sleep00-21swapper/007:05:500
324822199160,25sleep30-21swapper/307:05:463
325682198159,26sleep10-21swapper/107:06:521
80272200,1sleep20-21swapper/210:15:132
229112190,0sleep10-21swapper/111:20:201
46699150,14cyclictest25511-21apt-get10:40:113
46699140,13cyclictest7107-21chrt12:30:153
46699140,13cyclictest3069-21ssh11:40:053
46699140,13cyclictest30298-21fschecks_count10:00:153
46699140,13cyclictest30200-21diskstats09:15:123
46699140,13cyclictest30200-21diskstats09:15:113
46699140,13cyclictest25951-21diskmemload11:20:173
46699140,13cyclictest25951-21diskmemload09:32:473
46699140,13cyclictest23543-21sh09:50:193
46699140,13cyclictest0-21swapper/308:40:203
46699131,11cyclictest18093-21apt-get07:45:113
46699130,12cyclictest25951-21diskmemload12:24:363
46699130,12cyclictest25951-21diskmemload12:10:583
46699130,12cyclictest24854-21sed09:05:183
46699130,12cyclictest0-21swapper/312:19:263
46699130,12cyclictest0-21swapper/311:28:423
45199130,12cyclictest0-21swapper/109:30:151
446991311,1cyclictest9-21ksoftirqd/009:15:000
46699121,10cyclictest0-21swapper/310:05:403
46699120,4cyclictest693-21runrttasks10:17:483
46699120,4cyclictest25951-21diskmemload09:39:383
46699120,12cyclictest0-21swapper/309:55:463
46699120,12cyclictest0-21swapper/309:45:173
46699120,11cyclictest3723-21runrttasks09:22:593
46699120,11cyclictest25951-21diskmemload11:49:413
46699120,11cyclictest25951-21diskmemload11:06:483
46699120,11cyclictest25951-21diskmemload11:06:473
46699120,11cyclictest25951-21diskmemload10:49:483
46699120,11cyclictest25951-21diskmemload10:38:153
46699120,11cyclictest25951-21diskmemload10:25:063
46699120,11cyclictest25951-21diskmemload09:28:043
46699120,11cyclictest1305-21ntp_states10:50:203
46699120,11cyclictest0-21swapper/312:03:123
46699120,11cyclictest0-21swapper/312:03:113
46699120,11cyclictest0-21swapper/311:15:133
46699120,11cyclictest0-21swapper/311:12:153
46699120,10cyclictest16400-21ssh11:58:273
446991211,1cyclictest9-21ksoftirqd/010:00:000
446991210,1cyclictest9-21ksoftirqd/012:00:010
446991210,1cyclictest9-21ksoftirqd/009:04:590
46699119,2cyclictest25951-21diskmemload10:10:523
46699119,2cyclictest25951-21diskmemload10:10:513
46699111,9cyclictest11301-21snmpd07:14:553
46699110,8cyclictest0-21swapper/308:35:013
46699110,11cyclictest0-21swapper/311:52:483
46699110,11cyclictest0-21swapper/310:33:383
46699110,11cyclictest0-21swapper/310:21:493
46699110,10cyclictest25951-21diskmemload11:36:173
46699110,10cyclictest25951-21diskmemload10:57:423
46699110,10cyclictest0-21swapper/312:38:033
46699110,10cyclictest0-21swapper/312:26:423
46699110,10cyclictest0-21swapper/311:30:013
46699110,10cyclictest0-21swapper/311:00:113
46699110,10cyclictest0-21swapper/309:13:223
46699110,10cyclictest0-21swapper/309:00:193
44699119,1cyclictest9-21ksoftirqd/010:15:140
46699103,4cyclictest240-21systemd-journal08:40:003
46699100,9cyclictest25951-21diskmemload12:05:073
46699100,9cyclictest25951-21diskmemload09:40:033
46699100,9cyclictest0-21swapper/308:05:203
46699100,10cyclictest0-21swapper/307:25:173
45999102,6cyclictest10001-21apt-get12:35:102
45999102,5cyclictest18876-21kworker/u8:110:00:022
44699109,1cyclictest9-21ksoftirqd/011:35:130
44699108,1cyclictest9-21ksoftirqd/012:29:590
232482100,0sleep00-21swapper/012:07:470
4669991,7cyclictest12937-21apt-get07:35:023
4669990,9cyclictest0-21swapper/308:25:193
4669990,9cyclictest0-21swapper/307:40:113
4669990,8cyclictest0-21swapper/308:45:093
4599997,1cyclictest0-21swapper/212:15:132
4469998,1cyclictest9-21ksoftirqd/010:10:140
4469998,1cyclictest9-21ksoftirqd/010:10:140
4469998,1cyclictest9-21ksoftirqd/009:25:180
4469997,1cyclictest9-21ksoftirqd/012:35:000
4469997,1cyclictest9-21ksoftirqd/011:45:130
4469997,1cyclictest9-21ksoftirqd/007:50:000
4469997,1cyclictest9-21ksoftirqd/007:25:010
4469992,4cyclictest11662-21perf08:40:000
4469991,4cyclictest2811-21munin-run07:15:000
4669981,6cyclictest11449-21tune2fs07:30:133
4669980,6cyclictest240-21systemd-journal08:25:013
4669980,5cyclictest240-21systemd-journal07:54:553
4599987,1cyclictest28-21ksoftirqd/211:35:002
4599986,1cyclictest61650irq/122-eno112:25:132
4599980,6cyclictest22801-21/usr/sbin/munin07:55:162
4519980,4cyclictest0-21swapper/107:15:131
4469987,1cyclictest9-21ksoftirqd/010:05:000
4469987,1cyclictest9-21ksoftirqd/009:15:110
4469987,1cyclictest9-21ksoftirqd/009:15:110
4469986,1cyclictest9-21ksoftirqd/011:05:010
4469986,1cyclictest11301-21snmpd12:20:120
4469986,1cyclictest11301-21snmpd11:52:300
4469986,1cyclictest11301-21snmpd08:42:390
4469986,1cyclictest11301-21snmpd08:02:010
4469985,1cyclictest294-21systemd-udevd10:27:080
4469984,1cyclictest294-21systemd-udevd09:39:080
4469981,1cyclictest0-21swapper/011:43:530
4469980,7cyclictest1649-21uniq09:20:160
4669970,6cyclictest761-21sed08:15:163
4669970,6cyclictest6832-21grep07:20:173
4669970,6cyclictest6832-21grep07:20:173
4669970,6cyclictest3784-21aten2.4-expect07:15:133
4669970,6cyclictest29880-21apt08:10:113
4669970,6cyclictest25202-21aten2.4-expect08:00:143
4669970,6cyclictest22841-21cut07:55:153
4669970,6cyclictest19106-21apt-get08:55:143
4669970,6cyclictest16746-21apt08:50:113
4599977,0cyclictest61650irq/122-eno110:14:382
4599977,0cyclictest61650irq/122-eno110:14:382
4599976,1cyclictest61650irq/122-eno112:22:452
4599976,1cyclictest61650irq/122-eno111:20:132
4599976,1cyclictest61650irq/122-eno111:05:122
4599976,1cyclictest61650irq/122-eno111:05:122
4599976,1cyclictest61650irq/122-eno110:55:182
4599976,1cyclictest61650irq/122-eno109:55:482
4599976,1cyclictest61650irq/122-eno109:50:562
4599976,1cyclictest61650irq/122-eno109:33:092
4599976,1cyclictest61650irq/122-eno109:10:152
4599976,1cyclictest61650irq/122-eno108:15:212
4599976,1cyclictest11301-21snmpd08:37:452
4599976,0cyclictest61650irq/122-eno111:15:122
4599975,1cyclictest61650irq/122-eno112:00:192
4599975,1cyclictest61650irq/122-eno112:00:182
4599975,1cyclictest61650irq/122-eno111:45:112
4599975,1cyclictest61650irq/122-eno111:35:042
4599975,1cyclictest28-21ksoftirqd/207:15:012
4599975,1cyclictest16012-21ssh11:10:272
4599974,1cyclictest240-21systemd-journal07:30:002
4599973,3cyclictest21988-21apt-get10:35:132
4599973,2cyclictest240-21systemd-journal08:03:082
4599971,5cyclictest25951-21diskmemload09:45:222
4599971,4cyclictest13660-21apt-get11:55:122
4599971,3cyclictest13954-21apt-get08:44:592
4599970,6cyclictest0-21swapper/210:50:282
4599970,1cyclictest0-21swapper/208:25:582
4519970,6cyclictest0-21swapper/112:00:331
4519970,6cyclictest0-21swapper/112:00:331
4519970,5cyclictest0-21swapper/112:34:591
4519970,5cyclictest0-21swapper/108:45:011
4519970,2cyclictest0-21swapper/109:48:261
4469977,0cyclictest9-21ksoftirqd/007:40:120
4469976,1cyclictest9-21ksoftirqd/009:10:000
4469976,1cyclictest9-21ksoftirqd/008:30:000
4469976,1cyclictest2933-21ssh10:53:410
4469976,1cyclictest27950-21ssh12:15:110
4469976,1cyclictest11301-21snmpd07:19:070
4469976,0cyclictest9-21ksoftirqd/012:10:150
4469975,1cyclictest9-21ksoftirqd/010:22:340
4469975,1cyclictest3192-21ssh10:07:080
4469975,1cyclictest26550-21ssh11:25:240
4469975,1cyclictest15280-21cat08:45:130
4469975,1cyclictest11301-21snmpd08:52:450
4469975,1cyclictest11301-21snmpd08:22:470
4469975,1cyclictest0-21swapper/011:15:190
4469974,1cyclictest294-21systemd-udevd10:57:070
4469973,2cyclictest240-21systemd-journal12:39:550
4469973,2cyclictest240-21systemd-journal07:35:010
4469971,6cyclictest11578-21ssh09:34:100
4469971,6cyclictest0-21swapper/008:18:520
4469970,6cyclictest9345-21/usr/sbin/munin07:25:160
4469970,6cyclictest25951-21diskmemload11:20:130
4469970,6cyclictest25466-21ssh10:40:030
4469970,6cyclictest24334-21sed09:50:230
4469970,6cyclictest0-21swapper/011:10:110
4469970,6cyclictest0-21swapper/007:35:010
4469970,4cyclictest0-21swapper/010:36:160
4469970,3cyclictest25951-21diskmemload12:00:090
4469970,3cyclictest25951-21diskmemload12:00:090
4469970,1cyclictest28958-21tune2fs11:30:140
4469970,1cyclictest18008-21ssh09:42:070
4469970,1cyclictest0-21swapper/011:07:160
4469970,1cyclictest0-21swapper/011:07:160
4469970,1cyclictest0-21swapper/010:30:120
4599966,0cyclictest61650irq/122-eno112:05:022
4599966,0cyclictest61650irq/122-eno111:40:032
4599966,0cyclictest61650irq/122-eno111:25:352
4599966,0cyclictest61650irq/122-eno111:00:552
4599966,0cyclictest61650irq/122-eno110:45:182
4599966,0cyclictest61650irq/122-eno110:25:572
4599966,0cyclictest61650irq/122-eno110:20:342
4599966,0cyclictest61650irq/122-eno109:40:092
4599966,0cyclictest61650irq/122-eno109:35:432
4599966,0cyclictest61650irq/122-eno109:25:102
4599966,0cyclictest61650irq/122-eno109:15:052
4599966,0cyclictest61650irq/122-eno109:15:052
4599966,0cyclictest61650irq/122-eno109:06:082
4599966,0cyclictest61650irq/122-eno108:20:372
4599966,0cyclictest61650irq/122-eno108:05:122
4599966,0cyclictest61650irq/122-eno107:46:522
4599966,0cyclictest61650irq/122-eno107:30:052
4599966,0cyclictest61650irq/122-eno107:20:132
4599966,0cyclictest61650irq/122-eno107:20:132
4599966,0cyclictest61650irq/122-eno107:15:112
4599965,1cyclictest61650irq/122-eno111:51:362
4599965,1cyclictest61650irq/122-eno108:50:172
4599965,1cyclictest11301-21snmpd10:05:052
4599965,1cyclictest11301-21snmpd09:20:152
4599965,0cyclictest61650irq/122-eno112:30:022
4599964,1cyclictest61650irq/122-eno108:55:192
4599964,1cyclictest61650irq/122-eno108:45:092
4599964,1cyclictest28-21ksoftirqd/207:35:012
4599963,2cyclictest0-21swapper/210:30:122
4599960,6cyclictest0-21swapper/208:11:532
4599960,5cyclictest0-21swapper/212:10:262
4599960,3cyclictest0-21swapper/210:41:062
4599960,3cyclictest0-21swapper/207:40:082
4599960,1cyclictest0-21swapper/209:02:422
4519961,2cyclictest0-21swapper/109:36:071
4519961,1cyclictest0-21swapper/111:35:111
4519960,6cyclictest0-21swapper/111:05:161
4519960,6cyclictest0-21swapper/111:05:151
4519960,6cyclictest0-21swapper/110:49:281
4519960,6cyclictest0-21swapper/110:44:571
4519960,6cyclictest0-21swapper/110:07:561
4519960,6cyclictest0-21swapper/108:58:511
4519960,5cyclictest0-21swapper/112:12:041
4519960,5cyclictest0-21swapper/111:30:151
4519960,5cyclictest0-21swapper/109:05:051
4519960,5cyclictest0-21swapper/109:02:271
4519960,4cyclictest0-21swapper/112:05:101
4519960,3cyclictest0-21swapper/111:00:001
4519960,3cyclictest0-21swapper/109:16:021
4519960,3cyclictest0-21swapper/109:16:021
4519960,1cyclictest0-21swapper/111:47:041
4519960,1cyclictest0-21swapper/110:35:111
4519960,1cyclictest0-21swapper/109:44:111
4469964,1cyclictest9-21ksoftirqd/007:55:160
4469964,1cyclictest19138-21ssh09:45:020
4469963,1cyclictest294-21systemd-udevd07:51:080
4469960,1cyclictest19183-21cut08:55:150
4469960,0cyclictest25951-21diskmemload10:46:160
4469960,0cyclictest0-21swapper/008:25:200
4469960,0cyclictest0-21swapper/008:09:530
4469960,0cyclictest0-21swapper/007:20:140
20518260,0sleep10-21swapper/110:31:141
15458260,0sleep10-21swapper/111:55:251
4599955,0cyclictest61650irq/122-eno107:50:032
4599950,4cyclictest0-21swapper/208:30:132
4519955,0cyclictest0-21swapper/111:17:371
4519955,0cyclictest0-21swapper/110:50:331
4519955,0cyclictest0-21swapper/109:58:531
4519952,1cyclictest0-21swapper/110:25:211
4519950,5cyclictest0-21swapper/112:27:261
4519950,5cyclictest0-21swapper/111:10:161
4519950,5cyclictest0-21swapper/110:20:571
4519950,5cyclictest0-21swapper/110:04:111
4519950,5cyclictest0-21swapper/108:16:571
4519950,5cyclictest0-21swapper/107:25:131
4519950,3cyclictest0-21swapper/112:20:151
4519950,3cyclictest0-21swapper/111:03:541
4519950,3cyclictest0-21swapper/109:14:451
4519950,2cyclictest0-21swapper/108:05:241
4519950,1cyclictest0-21swapper/112:16:091
4519950,1cyclictest0-21swapper/111:40:011
4519950,1cyclictest0-21swapper/108:10:111
4519950,0cyclictest0-21swapper/109:27:191
4519950,0cyclictest0-21swapper/107:11:501
4469950,0cyclictest0-21swapper/008:10:110
3871250,1sleep10-21swapper/109:23:271
4519944,0cyclictest0-21swapper/108:02:311
4519944,0cyclictest0-21swapper/107:55:181
4519943,1cyclictest227172sleep109:50:131
4519942,1cyclictest0-21swapper/111:26:591
4519941,1cyclictest0-21swapper/108:35:141
4519940,4cyclictest0-21swapper/108:26:501
4519940,4cyclictest0-21swapper/107:40:551
4519940,4cyclictest0-21swapper/107:35:121
4519940,3cyclictest0-21swapper/112:35:101
4519940,3cyclictest0-21swapper/110:11:011
4519940,3cyclictest0-21swapper/110:11:001
4519940,2cyclictest0-21swapper/110:15:161
4519940,2cyclictest0-21swapper/108:40:141
4519940,2cyclictest0-21swapper/107:45:131
4519940,1cyclictest0-21swapper/111:50:061
4519940,1cyclictest0-21swapper/108:30:161
4519940,1cyclictest0-21swapper/108:20:221
4519940,0cyclictest0-21swapper/108:50:191
4519940,0cyclictest0-21swapper/107:50:211
4519940,0cyclictest0-21swapper/107:31:401
4519930,0cyclictest0-21swapper/107:20:221
4519930,0cyclictest0-21swapper/107:20:221
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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