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2026-08-04 - 22:05
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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 all highest latencies:
System rackbslot6.osadl.org (updated Tue Aug 04, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1299521790,5sleep01964099cyclictest12:25:210
2644221570,4sleep01964099cyclictest14:18:310
1068911020,4ptp4l401ktimersoftd/309:17:093
23862820,2sleep30-21swapper/312:15:123
259892710,2sleep10-21swapper/111:32:431
217422620,2sleep00-21swapper/014:13:490
250122610,3sleep225011-21irqstats13:10:242
243352610,3sleep31966199cyclictest10:35:203
126792610,2sleep00-21swapper/012:57:570
126792610,2sleep00-21swapper/012:57:570
4102600,4sleep20-21swapper/212:12:222
67522580,4sleep21965199cyclictest13:25:212
37432580,3sleep30-21swapper/309:50:273
106891580,1ptp4l401ktimersoftd/313:58:433
265902550,3sleep2321ktimersoftd/212:05:322
19651995543,5cyclictest33-21ksoftirqd/211:45:162
136292550,4sleep31966199cyclictest11:53:283
195162544,37sleep20-21swapper/209:19:442
21122520,2sleep20-21swapper/213:54:162
19651995138,7cyclictest33-21ksoftirqd/213:35:172
19651995138,7cyclictest33-21ksoftirqd/211:25:142
19651995137,6cyclictest33-21ksoftirqd/213:00:152
193182504,36sleep00-21swapper/009:17:080
19651994734,7cyclictest33-21ksoftirqd/214:40:202
19651994734,7cyclictest33-21ksoftirqd/214:40:202
19651994533,5cyclictest33-21ksoftirqd/210:15:112
19651994330,6cyclictest33-21ksoftirqd/214:25:172
19651994228,7cyclictest33-21ksoftirqd/214:30:182
19651994034,3cyclictest33-21ksoftirqd/211:20:332
1965199402,3cyclictest121rcu_preempt10:45:162
19651994020,7cyclictest33-21ksoftirqd/212:40:252
106891400,1ptp4l401ktimersoftd/311:21:073
19651993926,7cyclictest33-21ksoftirqd/211:00:142
19651993926,6cyclictest33-21ksoftirqd/210:30:132
106891390,1ptp4l401ktimersoftd/314:30:423
106891390,1ptp4l401ktimersoftd/312:35:513
106891390,1ptp4l401ktimersoftd/311:41:113
106891390,1ptp4l401ktimersoftd/310:10:213
19651993831,3cyclictest33-21ksoftirqd/212:25:082
106891380,1ptp4l401ktimersoftd/314:08:503
106891380,1ptp4l401ktimersoftd/314:02:493
106891380,1ptp4l401ktimersoftd/313:50:113
106891380,1ptp4l401ktimersoftd/313:46:283
106891380,1ptp4l401ktimersoftd/313:25:543
106891380,1ptp4l401ktimersoftd/313:06:073
106891380,1ptp4l401ktimersoftd/312:55:383
106891380,1ptp4l401ktimersoftd/312:55:383
106891380,1ptp4l401ktimersoftd/312:53:463
106891380,1ptp4l401ktimersoftd/312:24:173
106891380,1ptp4l401ktimersoftd/312:04:043
106891380,1ptp4l401ktimersoftd/311:59:203
106891380,1ptp4l401ktimersoftd/311:47:293
106891380,0ptp4l401ktimersoftd/314:24:233
106891380,0ptp4l401ktimersoftd/313:18:143
106891380,0ptp4l401ktimersoftd/312:34:033
19651993731,3cyclictest33-21ksoftirqd/213:55:102
106891370,4ptp4l401ktimersoftd/311:17:523
106891370,1ptp4l401ktimersoftd/314:43:133
106891370,1ptp4l401ktimersoftd/314:43:133
106891370,1ptp4l401ktimersoftd/313:21:363
106891370,1ptp4l401ktimersoftd/313:02:353
106891370,1ptp4l401ktimersoftd/312:28:093
106891370,1ptp4l401ktimersoftd/312:11:083
106891370,1ptp4l401ktimersoftd/312:08:433
106891370,1ptp4l401ktimersoftd/311:36:333
106891370,1ptp4l401ktimersoftd/311:28:573
19661993614,4cyclictest29556-21sh12:41:193
106891360,1ptp4l401ktimersoftd/314:48:063
106891360,1ptp4l401ktimersoftd/314:27:363
106891360,1ptp4l401ktimersoftd/313:38:473
19651993529,3cyclictest33-21ksoftirqd/209:49:592
106891350,0ptp4l401ktimersoftd/313:43:183
106891350,0ptp4l401ktimersoftd/310:55:363
19651993429,2cyclictest33-21ksoftirqd/209:44:592
19651993423,4cyclictest33-21ksoftirqd/209:30:122
106891340,1ptp4l401ktimersoftd/312:48:393
19661993315,4cyclictest41-21ksoftirqd/309:33:573
19651993328,3cyclictest33-21ksoftirqd/210:45:002
19651993327,4cyclictest33-21ksoftirqd/212:05:032
19651993326,4cyclictest33-21ksoftirqd/210:40:002
19651993321,10cyclictest33-21ksoftirqd/214:15:352
19651993227,3cyclictest33-21ksoftirqd/212:55:032
19651993225,4cyclictest33-21ksoftirqd/214:10:182
19651993224,7cyclictest33-21ksoftirqd/214:35:262
19651993213,7cyclictest33-21ksoftirqd/211:40:242
106891320,0ptp4l401ktimersoftd/314:39:183
19651993125,3cyclictest33-21ksoftirqd/212:40:032
19651993125,3cyclictest33-21ksoftirqd/212:30:222
19651993125,3cyclictest33-21ksoftirqd/211:55:162
19645993124,5cyclictest25-21ksoftirqd/112:55:031
19640993125,3cyclictest4159-21cron12:50:030
106891310,1ptp4l401ktimersoftd/309:41:413
106891310,0ptp4l401ktimersoftd/309:21:453
106891310,0ptp4l401ktimersoftd/309:21:453
281482300,4sleep31966199cyclictest13:14:263
19651993025,3cyclictest33-21ksoftirqd/213:45:262
19651993025,3cyclictest33-21ksoftirqd/213:40:182
19651993025,3cyclictest33-21ksoftirqd/213:35:052
19651993025,3cyclictest33-21ksoftirqd/213:15:212
19651993025,3cyclictest33-21ksoftirqd/213:05:202
19651993025,3cyclictest33-21ksoftirqd/212:50:032
19651993025,3cyclictest33-21ksoftirqd/209:24:592
19651993025,3cyclictest33-21ksoftirqd/209:24:592
19651993024,3cyclictest33-21ksoftirqd/214:05:272
19651993024,3cyclictest33-21ksoftirqd/212:55:332
19651993024,3cyclictest33-21ksoftirqd/212:55:332
19651993024,3cyclictest33-21ksoftirqd/211:30:152
19651993013,5cyclictest33-21ksoftirqd/213:20:252
19651993013,3cyclictest33-21ksoftirqd/210:25:142
1964599304,23cyclictest28813-21fschecks_time10:45:161
19645993025,3cyclictest25-21ksoftirqd/112:20:031
19645993024,4cyclictest25-21ksoftirqd/112:25:171
19645993020,8cyclictest25-21ksoftirqd/114:20:191
106891300,0ptp4l401ktimersoftd/310:23:013
19651992925,3cyclictest33-21ksoftirqd/211:05:322
19651992924,3cyclictest33-21ksoftirqd/212:20:172
19651992924,3cyclictest33-21ksoftirqd/211:40:022
19651992924,3cyclictest33-21ksoftirqd/210:55:162
19651992923,3cyclictest33-21ksoftirqd/214:45:182
19651992923,3cyclictest33-21ksoftirqd/211:55:032
19651992916,6cyclictest33-21ksoftirqd/214:05:062
19645992924,3cyclictest25-21ksoftirqd/112:45:171
188352296,10sleep10-21swapper/109:15:271
106891290,1ptp4l401ktimersoftd/310:15:283
19651992823,3cyclictest33-21ksoftirqd/214:20:192
19651992823,3cyclictest33-21ksoftirqd/212:15:122
19651992823,3cyclictest33-21ksoftirqd/210:50:222
19651992822,3cyclictest33-21ksoftirqd/211:10:312
19651992822,3cyclictest33-21ksoftirqd/211:10:312
19651992822,3cyclictest33-21ksoftirqd/210:20:312
19651992822,3cyclictest33-21ksoftirqd/210:05:002
19651992822,3cyclictest33-21ksoftirqd/209:55:212
19651992822,3cyclictest33-21ksoftirqd/209:50:302
19651992821,4cyclictest33-21ksoftirqd/211:15:172
19645992823,3cyclictest25-21ksoftirqd/110:00:001
19645992822,3cyclictest25-21ksoftirqd/110:50:181
19645992819,5cyclictest25-21ksoftirqd/114:05:191
19661992721,3cyclictest41-21ksoftirqd/311:03:103
1965199273,4cyclictest121rcu_preempt09:35:192
19651992722,3cyclictest33-21ksoftirqd/210:10:002
19651992721,3cyclictest33-21ksoftirqd/210:15:002
19651992721,3cyclictest33-21ksoftirqd/209:25:132
19651992721,3cyclictest33-21ksoftirqd/209:25:132
19645992722,3cyclictest25-21ksoftirqd/113:20:051
19645992722,3cyclictest25-21ksoftirqd/111:45:021
19645992722,3cyclictest25-21ksoftirqd/111:15:011
19645992722,3cyclictest25-21ksoftirqd/111:15:011
19645992721,3cyclictest25-21ksoftirqd/113:50:251
19645992721,3cyclictest25-21ksoftirqd/112:05:331
19645992718,6cyclictest25-21ksoftirqd/111:55:151
19645992710,15cyclictest25-21ksoftirqd/114:30:201
19661992619,4cyclictest41-21ksoftirqd/310:34:273
1964599264,15cyclictest22401-21ssh12:35:161
19645992622,3cyclictest25-21ksoftirqd/111:05:211
19645992621,3cyclictest25-21ksoftirqd/111:55:031
19645992621,3cyclictest25-21ksoftirqd/110:30:011
19645992621,3cyclictest25-21ksoftirqd/110:10:001
19645992620,3cyclictest25-21ksoftirqd/113:28:051
1964099265,12cyclictest4602-21ssh12:50:160
19640992620,3cyclictest9-21ksoftirqd/011:00:260
12992260,22sleep00-21swapper/013:20:150
106891260,1ptp4l401ktimersoftd/313:34:373
106891260,1ptp4l401ktimersoftd/311:30:183
106891260,0ptp4l401ktimersoftd/314:12:123
106891260,0ptp4l401ktimersoftd/311:12:173
106891260,0ptp4l401ktimersoftd/311:12:173
19661992519,3cyclictest41-21ksoftirqd/309:37:483
19661992518,4cyclictest41-21ksoftirqd/310:29:423
19645992520,3cyclictest25-21ksoftirqd/114:40:231
19645992520,3cyclictest25-21ksoftirqd/114:40:231
19645992520,3cyclictest25-21ksoftirqd/114:40:061
19645992520,3cyclictest25-21ksoftirqd/112:55:201
19645992520,3cyclictest25-21ksoftirqd/112:55:201
19645992520,3cyclictest25-21ksoftirqd/111:50:021
19645992520,3cyclictest25-21ksoftirqd/111:15:221
19645992520,3cyclictest25-21ksoftirqd/111:00:201
19645992519,4cyclictest25-21ksoftirqd/109:27:491
19645992519,4cyclictest25-21ksoftirqd/109:27:491
19645992519,3cyclictest25-21ksoftirqd/112:40:161
19645992519,3cyclictest25-21ksoftirqd/111:30:011
19645992519,3cyclictest25-21ksoftirqd/109:40:111
19645992518,4cyclictest25-21ksoftirqd/110:22:251
19640992519,3cyclictest9-21ksoftirqd/013:07:290
19640992519,3cyclictest9-21ksoftirqd/012:40:150
19640992519,3cyclictest9-21ksoftirqd/010:45:200
19640992519,3cyclictest9-21ksoftirqd/009:47:420
106891250,1ptp4l401ktimersoftd/310:05:213
106891250,0ptp4l401ktimersoftd/309:57:303
19645992419,3cyclictest25-21ksoftirqd/114:00:251
19645992419,3cyclictest25-21ksoftirqd/113:35:051
19645992419,3cyclictest25-21ksoftirqd/113:05:041
19645992419,3cyclictest25-21ksoftirqd/110:00:181
19645992418,3cyclictest25-21ksoftirqd/113:10:301
19645992418,3cyclictest25-21ksoftirqd/112:10:231
19645992418,3cyclictest25-21ksoftirqd/109:38:331
19645992415,7cyclictest0-21swapper/110:55:151
19645992411,6cyclictest25-21ksoftirqd/113:40:161
19640992419,3cyclictest9-21ksoftirqd/013:50:250
19640992418,4cyclictest9-21ksoftirqd/012:30:260
19640992418,3cyclictest9-21ksoftirqd/010:32:200
19640992417,4cyclictest9-21ksoftirqd/010:29:180
19640992417,4cyclictest9-21ksoftirqd/009:34:510
106891240,1ptp4l401ktimersoftd/314:15:253
106891240,1ptp4l401ktimersoftd/311:05:143
106891240,1ptp4l401ktimersoftd/310:50:213
106891240,1ptp4l401ktimersoftd/310:45:133
106891240,1ptp4l401ktimersoftd/310:40:283
106891240,1ptp4l401ktimersoftd/310:00:183
106891240,1ptp4l401ktimersoftd/309:45:143
106891240,1ptp4l401ktimersoftd/309:25:013
106891240,1ptp4l401ktimersoftd/309:25:013
246012230,3sleep00-21swapper/010:35:210
19645992318,3cyclictest25-21ksoftirqd/114:45:261
19645992318,3cyclictest25-21ksoftirqd/114:00:051
19645992318,3cyclictest25-21ksoftirqd/113:00:141
19645992317,3cyclictest25-21ksoftirqd/113:20:161
19645992317,3cyclictest25-21ksoftirqd/109:32:021
1964099236,2cyclictest0-21swapper/012:01:330
1964099233,11cyclictest11119-21ssh13:30:200
19640992318,3cyclictest9-21ksoftirqd/011:17:480
19640992317,4cyclictest9-21ksoftirqd/010:54:360
19640992317,3cyclictest9-21ksoftirqd/010:17:410
19640992317,3cyclictest9-21ksoftirqd/009:50:030
19640992317,3cyclictest9-21ksoftirqd/009:21:370
19640992317,3cyclictest9-21ksoftirqd/009:21:370
19640992316,4cyclictest9-21ksoftirqd/010:41:350
19645992217,3cyclictest25-21ksoftirqd/114:25:161
19645992217,3cyclictest25-21ksoftirqd/113:45:201
19645992217,3cyclictest25-21ksoftirqd/113:35:171
19645992217,3cyclictest25-21ksoftirqd/112:05:031
19645992217,3cyclictest25-21ksoftirqd/111:20:331
19645992217,3cyclictest25-21ksoftirqd/110:32:251
19645992215,5cyclictest25-21ksoftirqd/112:30:281
19645992215,4cyclictest11798-21/usr/sbin/munin10:10:291
19640992217,3cyclictest9-21ksoftirqd/014:20:210
19640992216,3cyclictest9-21ksoftirqd/011:08:400
19640992215,4cyclictest28106-21grep11:35:190
1964599219,6cyclictest25-21ksoftirqd/109:45:121
19645992116,3cyclictest25-21ksoftirqd/112:20:251
19645992115,4cyclictest25-21ksoftirqd/109:53:341
19645992115,3cyclictest25-21ksoftirqd/114:15:331
19645992114,4cyclictest26036-21/usr/sbin/munin10:40:291
19645992111,5cyclictest241ktimersoftd/109:20:111
19645992111,5cyclictest241ktimersoftd/109:20:111
19640992116,3cyclictest9-21ksoftirqd/013:42:020
19640992116,3cyclictest9-21ksoftirqd/013:11:340
19640992116,3cyclictest9-21ksoftirqd/011:45:320
19640992116,3cyclictest9-21ksoftirqd/010:24:290
19640992116,3cyclictest2270-1kworker/u9:111:42:060
19640992115,4cyclictest9-21ksoftirqd/010:03:490
19640992115,3cyclictest9-21ksoftirqd/009:26:430
19640992115,3cyclictest9-21ksoftirqd/009:26:430
19640992114,4cyclictest23090-21expr11:30:150
19640992114,4cyclictest10000-21/usr/sbin/munin11:50:170
1964099211,17cyclictest20756-21memory14:45:280
19645992015,3cyclictest25-21ksoftirqd/111:35:261
19645992013,4cyclictest20659-21sh14:11:561
1964099202,15cyclictest23721-21tail12:35:260
19640992015,3cyclictest9-21ksoftirqd/011:25:190
1964099201,4cyclictest4658-21snmp_o5powerctl13:55:310
19640992014,4cyclictest6816-21sh09:59:590
19640992014,3cyclictest9-21ksoftirqd/013:45:240
19640992014,3cyclictest9-21ksoftirqd/010:14:520
19640992014,3cyclictest14767-21/usr/sbin/munin14:40:270
19640992014,3cyclictest14767-21/usr/sbin/munin14:40:270
19640992014,3cyclictest10791-21mailstats10:05:240
19640992013,4cyclictest7846-21sh12:20:210
19640992013,4cyclictest17665-21sed14:10:050
19640992013,4cyclictest13277-21sh11:20:180
19640992013,4cyclictest12570-21diskmemload14:34:520
19640992010,7cyclictest15917-21bc13:35:170
1964599192,9cyclictest237472sleep110:35:151
19645991914,3cyclictest25-21ksoftirqd/110:20:001
1964099191,4cyclictest3866-21snmp_o5powerctl12:15:270
19640991913,4cyclictest15370-21grep11:55:190
19640991913,3cyclictest9-21ksoftirqd/011:14:470
19640991913,3cyclictest9-21ksoftirqd/011:14:470
19640991913,3cyclictest31330-21sendmail_mailqu09:40:220
19640991912,4cyclictest30421-21gltestperf12:10:220
19640991912,4cyclictest12570-21diskmemload14:28:460
19640991912,4cyclictest12570-21diskmemload13:27:580
19640991912,4cyclictest12570-21diskmemload12:07:110
19640991912,4cyclictest11174-21phc2sys-jitter14:35:280
1964099190,3cyclictest46950irq/100-ens3-Tx13:00:260
19640991812,3cyclictest9495-21sensors14:00:290
19640991811,4cyclictest27625-21/usr/sbin/munin09:35:180
1964099180,16cyclictest0-21swapper/013:15:160
1964099171,4cyclictest2366-21snmp_o5powerctl10:55:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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