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2026-08-31 - 19:29
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Data to construct the above plot have been generated using the RT test utility cyclictest.

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 highest latencies:
System rackbslot6.osadl.org (updated Mon Aug 31, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1068911020,4ptp4l401ktimersoftd/309:32:553
65112810,2sleep30-21swapper/309:55:133
192402680,2sleep00-21swapper/014:49:460
106891680,1ptp4l401ktimersoftd/313:04:223
266492660,2sleep00-21swapper/014:55:410
106891640,1ptp4l401ktimersoftd/312:49:183
201922620,2sleep320195-21wc11:30:233
89922590,1sleep30-21swapper/314:39:103
163312590,4sleep22784199cyclictest13:40:192
276032580,2sleep20-21swapper/213:51:192
106891570,1ptp4l401ktimersoftd/313:41:413
106891570,1ptp4l401ktimersoftd/311:24:103
106891560,1ptp4l401ktimersoftd/312:27:393
106891560,1ptp4l401ktimersoftd/312:08:343
275432554,39sleep00-21swapper/009:32:250
106891530,1ptp4l401ktimersoftd/314:47:233
106891520,1ptp4l401ktimersoftd/311:37:293
27835995042,4cyclictest25-21ksoftirqd/112:45:111
274822494,32sleep20-21swapper/209:31:382
220892490,2sleep20-21swapper/214:19:492
27835994841,4cyclictest25-21ksoftirqd/111:50:071
106891480,2ptp4l18292-21kworker/3:211:55:153
27835994436,4cyclictest25-21ksoftirqd/110:45:071
27835994235,4cyclictest25-21ksoftirqd/114:40:131
27835994133,4cyclictest25-21ksoftirqd/110:10:061
106891410,1ptp4l401ktimersoftd/312:40:513
27835994033,3cyclictest25-21ksoftirqd/109:45:051
82282390,3sleep22784199cyclictest14:37:522
27835993931,4cyclictest25-21ksoftirqd/110:00:061
106891390,1ptp4l401ktimersoftd/314:27:283
106891390,1ptp4l401ktimersoftd/313:25:593
106891390,1ptp4l401ktimersoftd/312:13:353
2743423813,14sleep125-21ksoftirqd/109:31:011
106891380,1ptp4l401ktimersoftd/314:50:513
106891380,1ptp4l401ktimersoftd/314:31:113
106891380,1ptp4l401ktimersoftd/313:35:413
106891380,1ptp4l401ktimersoftd/313:10:503
106891380,1ptp4l401ktimersoftd/312:35:503
106891380,1ptp4l401ktimersoftd/312:35:503
106891380,1ptp4l401ktimersoftd/311:51:433
106891380,1ptp4l401ktimersoftd/311:44:333
106891380,1ptp4l401ktimersoftd/311:10:123
106891370,1ptp4l401ktimersoftd/314:42:153
106891370,1ptp4l401ktimersoftd/314:16:053
106891370,1ptp4l401ktimersoftd/314:14:123
106891370,1ptp4l401ktimersoftd/314:01:153
106891370,1ptp4l401ktimersoftd/313:57:103
106891370,1ptp4l401ktimersoftd/313:54:093
106891370,1ptp4l401ktimersoftd/313:21:023
106891370,1ptp4l401ktimersoftd/312:58:193
106891370,0ptp4l401ktimersoftd/314:09:123
106891370,0ptp4l401ktimersoftd/313:15:063
106891360,1ptp4l401ktimersoftd/314:20:153
106891360,1ptp4l401ktimersoftd/314:20:153
106891360,1ptp4l401ktimersoftd/312:54:253
106891360,1ptp4l401ktimersoftd/312:30:463
106891360,1ptp4l401ktimersoftd/310:48:583
106891360,1ptp4l401ktimersoftd/309:49:073
106891360,12ptp4l401ktimersoftd/313:34:393
27835993530,3cyclictest25-21ksoftirqd/114:50:131
27835993524,9cyclictest25-21ksoftirqd/114:30:291
106891350,1ptp4l401ktimersoftd/315:01:103
27835993428,3cyclictest25-21ksoftirqd/111:39:561
27835993428,3cyclictest25-21ksoftirqd/109:44:531
27835993427,3cyclictest25-21ksoftirqd/113:25:101
106891340,1ptp4l401ktimersoftd/313:49:543
106891340,1ptp4l401ktimersoftd/312:20:553
106891340,1ptp4l401ktimersoftd/310:39:453
27835993328,3cyclictest25-21ksoftirqd/115:05:011
27835993327,3cyclictest25-21ksoftirqd/112:25:081
27835993327,3cyclictest25-21ksoftirqd/111:04:551
27829993327,3cyclictest9-21ksoftirqd/013:39:590
106891330,1ptp4l401ktimersoftd/312:19:103
106891330,11ptp4l401ktimersoftd/310:19:513
27835993227,3cyclictest47050irq/101-ens3-Tx14:45:131
27835993227,3cyclictest25-21ksoftirqd/113:19:581
27835993226,3cyclictest25-21ksoftirqd/114:20:131
27835993226,3cyclictest25-21ksoftirqd/114:20:131
27835993226,3cyclictest25-21ksoftirqd/112:40:161
27835993220,3cyclictest25-21ksoftirqd/114:55:261
27829993226,3cyclictest9-21ksoftirqd/014:15:030
106891320,1ptp4l401ktimersoftd/314:56:463
106891320,1ptp4l401ktimersoftd/311:49:073
106891320,1ptp4l401ktimersoftd/311:27:053
106891320,1ptp4l401ktimersoftd/310:12:573
106891320,1ptp4l401ktimersoftd/309:51:443
106891320,10ptp4l401ktimersoftd/309:44:003
27835993125,3cyclictest25-21ksoftirqd/113:00:161
27835993125,3cyclictest25-21ksoftirqd/112:59:581
27835993125,3cyclictest25-21ksoftirqd/111:45:091
27829993124,4cyclictest9-21ksoftirqd/013:44:590
114572310,2sleep20-21swapper/211:57:162
106891310,1ptp4l401ktimersoftd/310:55:553
106891310,1ptp4l401ktimersoftd/310:28:283
106891310,0ptp4l401ktimersoftd/312:03:503
106891310,0ptp4l401ktimersoftd/310:32:073
27835993026,2cyclictest25-21ksoftirqd/113:55:171
27835993025,3cyclictest25-21ksoftirqd/114:40:001
27835993025,3cyclictest25-21ksoftirqd/112:20:171
27835993024,3cyclictest25-21ksoftirqd/114:05:161
27835993024,3cyclictest25-21ksoftirqd/113:40:121
27835993020,8cyclictest25-21ksoftirqd/113:05:151
2782999306,13cyclictest30195-21ssh13:55:110
27829993025,3cyclictest18594-1kworker/u9:012:42:260
2783599296,16cyclictest2672-21ssh14:00:111
2783599295,17cyclictest23328-21ssh12:10:081
27835992923,3cyclictest25-21ksoftirqd/113:49:591
27835992923,3cyclictest25-21ksoftirqd/113:35:091
27835992923,3cyclictest25-21ksoftirqd/113:24:591
27835992923,3cyclictest25-21ksoftirqd/113:10:141
27835992923,3cyclictest25-21ksoftirqd/112:35:131
27835992923,3cyclictest25-21ksoftirqd/112:35:131
27835992923,3cyclictest25-21ksoftirqd/111:59:571
27835992923,3cyclictest25-21ksoftirqd/110:20:101
27835992923,3cyclictest25-21ksoftirqd/109:50:071
27829992924,3cyclictest2488-1kworker/u9:114:35:070
106891290,0ptp4l401ktimersoftd/311:06:053
27841992822,3cyclictest33-21ksoftirqd/212:16:352
27841992822,3cyclictest33-21ksoftirqd/211:02:352
27835992823,3cyclictest25-21ksoftirqd/113:50:221
27835992823,3cyclictest25-21ksoftirqd/112:19:561
27835992823,3cyclictest25-21ksoftirqd/112:05:091
27835992823,3cyclictest25-21ksoftirqd/111:24:561
27835992823,3cyclictest25-21ksoftirqd/111:10:141
27835992822,3cyclictest25-21ksoftirqd/110:59:551
27835992822,3cyclictest25-21ksoftirqd/110:25:071
27835992822,3cyclictest25-21ksoftirqd/110:15:241
27835992821,5cyclictest25-21ksoftirqd/112:50:121
27835992816,3cyclictest25-21ksoftirqd/114:14:591
27829992823,3cyclictest9-21ksoftirqd/013:54:580
27829992822,3cyclictest9-21ksoftirqd/010:25:130
2782999282,19cyclictest27525-21ssh14:25:110
27841992721,3cyclictest33-21ksoftirqd/210:51:582
27841992721,3cyclictest33-21ksoftirqd/210:51:582
2783599274,4cyclictest25-21ksoftirqd/112:30:111
27835992723,3cyclictest25-21ksoftirqd/110:40:081
27835992722,3cyclictest25-21ksoftirqd/114:25:161
27835992722,3cyclictest25-21ksoftirqd/113:34:581
27835992722,3cyclictest25-21ksoftirqd/112:00:271
27835992722,3cyclictest25-21ksoftirqd/111:34:561
27835992722,3cyclictest25-21ksoftirqd/110:35:131
27835992722,3cyclictest25-21ksoftirqd/110:34:541
27835992721,3cyclictest25-21ksoftirqd/110:50:071
27835992721,3cyclictest25-21ksoftirqd/110:50:071
27829992722,3cyclictest9-21ksoftirqd/015:00:190
27829992722,3cyclictest9-21ksoftirqd/014:34:590
27829992722,3cyclictest9-21ksoftirqd/014:14:590
27829992722,3cyclictest9-21ksoftirqd/013:30:150
27829992722,3cyclictest9-21ksoftirqd/010:15:130
27829992721,3cyclictest9-21ksoftirqd/011:55:220
27829992721,3cyclictest9-21ksoftirqd/009:49:530
27829992720,3cyclictest9-21ksoftirqd/012:30:140
27846992619,4cyclictest41-21ksoftirqd/311:02:333
27841992619,4cyclictest33-21ksoftirqd/215:00:002
27841992619,4cyclictest33-21ksoftirqd/209:52:472
27841992611,12cyclictest21371-21sh13:12:402
27835992621,3cyclictest25-21ksoftirqd/114:15:141
27835992621,3cyclictest25-21ksoftirqd/111:29:561
27835992621,3cyclictest25-21ksoftirqd/109:55:221
27835992620,3cyclictest25-21ksoftirqd/111:41:501
27835992620,3cyclictest25-21ksoftirqd/111:05:101
27835992620,3cyclictest25-21ksoftirqd/110:05:121
27835992620,3cyclictest25-21ksoftirqd/109:39:531
2782999265,13cyclictest26096-21ssh11:40:070
27829992621,3cyclictest9-21ksoftirqd/011:49:560
27829992620,3cyclictest9-21ksoftirqd/013:25:110
27829992620,3cyclictest9-21ksoftirqd/013:24:580
27829992620,3cyclictest9-21ksoftirqd/012:25:140
27829992619,4cyclictest9-21ksoftirqd/010:13:000
2782999260,3cyclictest121rcu_preempt12:53:010
27846992518,4cyclictest41-21ksoftirqd/311:18:353
27841992519,3cyclictest33-21ksoftirqd/211:47:442
27841992519,3cyclictest33-21ksoftirqd/211:35:002
27841992519,3cyclictest33-21ksoftirqd/211:08:062
27841992518,4cyclictest33-21ksoftirqd/210:09:172
27841992518,4cyclictest33-21ksoftirqd/210:02:102
27841992518,4cyclictest2913-21ssh12:54:502
27835992519,3cyclictest25-21ksoftirqd/111:15:241
2782999255,8cyclictest9454-21sed13:00:180
27829992520,3cyclictest9-21ksoftirqd/014:40:220
27829992520,3cyclictest9-21ksoftirqd/011:30:180
27829992520,3cyclictest9-21ksoftirqd/011:25:120
27829992520,3cyclictest9-21ksoftirqd/010:50:070
27829992520,3cyclictest9-21ksoftirqd/010:50:070
27829992519,3cyclictest9-21ksoftirqd/011:50:130
27829992519,3cyclictest9-21ksoftirqd/010:47:290
27829992518,4cyclictest9-21ksoftirqd/010:08:020
140382250,2sleep0111rcuc/011:20:090
106891250,1ptp4l401ktimersoftd/310:20:073
106891250,10ptp4l401ktimersoftd/313:06:153
27841992419,3cyclictest33-21ksoftirqd/214:23:232
27841992419,3cyclictest33-21ksoftirqd/214:23:232
27841992419,3cyclictest33-21ksoftirqd/212:03:312
27841992419,3cyclictest33-21ksoftirqd/210:20:212
27841992418,3cyclictest33-21ksoftirqd/212:36:332
27841992418,3cyclictest33-21ksoftirqd/212:36:332
27841992418,3cyclictest33-21ksoftirqd/209:36:372
27841992417,4cyclictest33-21ksoftirqd/213:55:402
27841992412,9cyclictest33-21ksoftirqd/214:52:132
27829992419,3cyclictest9-21ksoftirqd/014:50:120
27829992419,3cyclictest9-21ksoftirqd/012:35:090
27829992419,3cyclictest9-21ksoftirqd/012:35:090
27829992419,3cyclictest9-21ksoftirqd/011:14:550
27829992419,2cyclictest9-21ksoftirqd/010:40:560
27829992418,3cyclictest9-21ksoftirqd/014:05:180
27829992418,3cyclictest9-21ksoftirqd/014:04:590
27829992418,3cyclictest9-21ksoftirqd/013:05:120
27829992417,4cyclictest9-21ksoftirqd/009:59:190
166292240,1sleep00-21swapper/012:02:400
106891240,1ptp4l401ktimersoftd/310:50:123
106891240,1ptp4l401ktimersoftd/310:50:123
106891240,1ptp4l401ktimersoftd/310:40:093
106891240,1ptp4l401ktimersoftd/310:05:053
106891240,1ptp4l401ktimersoftd/310:00:173
106891240,1ptp4l401ktimersoftd/309:35:033
27841992317,3cyclictest33-21ksoftirqd/213:33:242
27841992317,3cyclictest33-21ksoftirqd/211:54:032
27841992317,3cyclictest33-21ksoftirqd/211:17:102
27841992317,3cyclictest33-21ksoftirqd/210:19:222
27841992316,4cyclictest33-21ksoftirqd/210:49:032
27841992316,4cyclictest33-21ksoftirqd/209:41:432
27841992316,4cyclictest17384-21tail11:25:172
27829992318,3cyclictest9-21ksoftirqd/014:20:180
27829992318,3cyclictest9-21ksoftirqd/014:20:180
27829992318,3cyclictest9-21ksoftirqd/013:19:580
27829992318,3cyclictest9-21ksoftirqd/012:15:140
27829992318,3cyclictest9-21ksoftirqd/012:05:140
27829992318,3cyclictest9-21ksoftirqd/010:55:140
27829992317,3cyclictest9-21ksoftirqd/010:03:450
27829992317,3cyclictest9-21ksoftirqd/009:37:240
27829992316,4cyclictest9-21ksoftirqd/009:51:120
27841992217,3cyclictest33-21ksoftirqd/210:14:542
27841992216,3cyclictest33-21ksoftirqd/213:39:182
27841992216,3cyclictest33-21ksoftirqd/210:36:592
27841992215,4cyclictest4742-21sh12:24:022
27841992215,4cyclictest33-21ksoftirqd/213:06:262
27841992215,4cyclictest33-21ksoftirqd/209:45:562
2784199221,18cyclictest1114-21smartctl13:25:152
2784199220,19cyclictest5790-21ssh12:56:222
27829992217,3cyclictest9-21ksoftirqd/012:14:470
27829992217,3cyclictest20987-1kworker/u9:111:37:040
27829992216,3cyclictest9-21ksoftirqd/010:30:120
27829992216,3cyclictest9-21ksoftirqd/010:24:440
27829992215,4cyclictest1055-21runrttasks13:48:200
27841992116,3cyclictest33-21ksoftirqd/212:12:572
27841992115,3cyclictest33-21ksoftirqd/212:29:322
27841992115,3cyclictest25964-21sh13:17:062
27841992115,3cyclictest2589-21/usr/sbin/munin14:00:162
27841992115,3cyclictest13663-21sh14:43:432
27841992114,4cyclictest33-21ksoftirqd/211:11:312
27841992114,4cyclictest33-21ksoftirqd/209:58:092
27841992114,4cyclictest29958-21sh14:26:272
27841992114,4cyclictest28671-21sh13:20:172
27841992114,4cyclictest27921-21if_enp1s010:40:122
27841992114,4cyclictest24969-21sh12:44:232
27841992114,4cyclictest1949-21sh14:30:342
27841992114,4cyclictest17394-21sh14:46:392
2784199211,17cyclictest20321-21apt-get13:45:102
2784199210,4cyclictest12146-21snmp_o5powerctl12:30:212
27829992115,3cyclictest9-21ksoftirqd/011:00:130
27829992114,4cyclictest9-21ksoftirqd/011:08:570
27829992114,4cyclictest3918-21cut12:55:150
27829992113,5cyclictest3849-21ssh12:22:310
2784199205,12cyclictest0-21swapper/211:40:122
27841992014,3cyclictest33-21ksoftirqd/210:28:262
27841992014,3cyclictest30970-21sendmail_mailqu15:00:222
27841992014,3cyclictest18873-21expr11:30:082
27841992013,5cyclictest33-21ksoftirqd/213:00:172
27841992013,4cyclictest9602-21sh14:05:432
27841992013,4cyclictest22117-21sh12:08:372
27841992013,4cyclictest16290-21sh14:13:432
27829992013,4cyclictest20751-21diskmemload13:11:580
27841991916,2cyclictest0-21swapper/210:33:152
27841991913,3cyclictest26326-21fschecks_time12:45:142
27841991913,3cyclictest14545-21if_err_enp1s0.111:20:132
27829991913,3cyclictest30640-21snmp_o5powerctl09:39:560
27829991913,3cyclictest24711-21gpgv10:34:550
27829991913,3cyclictest20751-21diskmemload12:46:420
27841991811,4cyclictest2573-21sh10:55:122
27829991811,4cyclictest11802-21expr11:15:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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