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2026-05-04 - 20:43
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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 May 04, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1900521720,5sleep21389599cyclictest11:45:042
1211721480,4sleep31390499cyclictest11:05:593
856621420,3sleep01388499cyclictest11:34:380
106891840,3ptp4l401ktimersoftd/308:24:563
9332700,2sleep00-21swapper/011:59:430
144382640,2sleep30-21swapper/308:29:253
269732630,3sleep125-21ksoftirqd/112:26:461
140552610,4sleep09-21ksoftirqd/011:09:130
137652614,10sleep20-21swapper/208:28:572
69942570,4sleep09-21ksoftirqd/013:12:510
69942570,4sleep09-21ksoftirqd/013:12:510
282422550,1sleep00-21swapper/010:04:290
13884995548,4cyclictest9-21ksoftirqd/009:24:240
258032540,2sleep10-21swapper/112:59:231
13884995447,4cyclictest9-21ksoftirqd/012:24:280
13884995447,4cyclictest9-21ksoftirqd/008:39:220
13884995246,4cyclictest9-21ksoftirqd/010:19:240
13884995246,4cyclictest9-21ksoftirqd/009:34:240
13884995245,3cyclictest9-21ksoftirqd/011:14:260
13884995245,3cyclictest9-21ksoftirqd/009:19:230
13884995144,4cyclictest9-21ksoftirqd/013:24:280
82272500,2sleep10-21swapper/111:02:431
13884995045,3cyclictest9-21ksoftirqd/010:29:250
13884995030,10cyclictest9-21ksoftirqd/012:39:310
81542490,2sleep20-21swapper/211:02:362
193972490,2sleep10-21swapper/113:24:361
13884994925,14cyclictest9-21ksoftirqd/012:19:390
13884994640,3cyclictest9-21ksoftirqd/010:24:260
1388499460,3cyclictest9-21ksoftirqd/012:09:440
13904994522,14cyclictest46850irq/99-ens3-TxR13:29:283
1390499451,8cyclictest32455-21/usr/sbin/munin11:59:333
13884994520,4cyclictest9-21ksoftirqd/013:49:410
13884994432,3cyclictest9-21ksoftirqd/010:59:310
1388499442,6cyclictest9-21ksoftirqd/013:19:260
13884994422,4cyclictest9-21ksoftirqd/013:08:270
13884994420,4cyclictest9-21ksoftirqd/008:54:260
13884994420,4cyclictest9-21ksoftirqd/008:49:330
122112444,24sleep112264-21/usr/sbin/munin08:24:281
17482430,6sleep01752-21fschecks_time12:34:320
1388499436,3cyclictest9-21ksoftirqd/011:09:350
1390499424,7cyclictest21508-21cut09:49:303
1390499424,7cyclictest21508-21cut09:49:303
13884994237,3cyclictest9-21ksoftirqd/011:29:180
13884994235,3cyclictest9-21ksoftirqd/009:09:220
13884994231,3cyclictest9-21ksoftirqd/012:54:150
13884994218,4cyclictest9-21ksoftirqd/009:54:310
13884994212,7cyclictest9-21ksoftirqd/008:59:400
13884994134,3cyclictest9-21ksoftirqd/008:34:100
1388499413,3cyclictest9-21ksoftirqd/012:44:340
13884994130,3cyclictest9-21ksoftirqd/008:34:230
13884994118,3cyclictest9-21ksoftirqd/013:35:560
13884994117,4cyclictest9-21ksoftirqd/010:34:270
13884994111,7cyclictest9-21ksoftirqd/011:59:150
1390499406,5cyclictest41-21ksoftirqd/312:25:333
1390499405,4cyclictest41-21ksoftirqd/310:39:073
13884994034,3cyclictest9-21ksoftirqd/013:39:210
13884994034,3cyclictest9-21ksoftirqd/008:29:100
13884994030,3cyclictest9-21ksoftirqd/010:39:400
13884994024,13cyclictest9-21ksoftirqd/012:54:390
13884994017,4cyclictest9-21ksoftirqd/011:20:490
13884994016,4cyclictest9-21ksoftirqd/013:00:540
13884994011,7cyclictest9-21ksoftirqd/011:39:440
106891400,1ptp4l401ktimersoftd/311:29:493
1390499396,6cyclictest41-21ksoftirqd/311:40:063
1390499396,6cyclictest24410-21grep11:19:273
1390499396,5cyclictest41-21ksoftirqd/313:35:143
13889993933,3cyclictest25-21ksoftirqd/108:49:101
1388499394,5cyclictest121rcu_preempt10:44:410
13884993927,9cyclictest9-21ksoftirqd/010:49:270
106891390,1ptp4l401ktimersoftd/313:56:013
106891390,1ptp4l401ktimersoftd/313:40:253
106891390,1ptp4l401ktimersoftd/313:21:403
106891390,1ptp4l401ktimersoftd/312:37:143
106891390,1ptp4l401ktimersoftd/312:24:053
1390499387,4cyclictest41-21ksoftirqd/310:50:583
1390499386,5cyclictest41-21ksoftirqd/310:30:393
1390499385,5cyclictest41-21ksoftirqd/311:14:063
1388499388,9cyclictest9-21ksoftirqd/011:49:420
1388499384,3cyclictest9-21ksoftirqd/013:29:350
13884993828,3cyclictest9-21ksoftirqd/011:24:430
13884993828,3cyclictest9-21ksoftirqd/011:24:430
1388499382,7cyclictest9-21ksoftirqd/013:54:400
13884993827,3cyclictest9-21ksoftirqd/013:45:210
13884993827,3cyclictest9-21ksoftirqd/013:19:160
13884993825,10cyclictest9-21ksoftirqd/012:04:450
13884993822,3cyclictest9-21ksoftirqd/011:46:500
13884993816,3cyclictest9-21ksoftirqd/010:57:420
13884993810,7cyclictest9-21ksoftirqd/010:09:320
106891380,1ptp4l401ktimersoftd/313:05:333
106891380,1ptp4l401ktimersoftd/312:48:143
106891380,1ptp4l401ktimersoftd/312:40:383
106891380,1ptp4l401ktimersoftd/312:17:203
106891380,1ptp4l401ktimersoftd/311:50:333
106891380,1ptp4l401ktimersoftd/311:15:123
106891380,1ptp4l401ktimersoftd/311:01:503
106891380,1ptp4l401ktimersoftd/310:39:333
1390499377,4cyclictest41-21ksoftirqd/313:45:203
1390499375,5cyclictest41-21ksoftirqd/311:57:113
1390499375,5cyclictest41-21ksoftirqd/311:48:433
13904993716,4cyclictest41-21ksoftirqd/312:59:283
13889993720,6cyclictest25-21ksoftirqd/108:54:211
1388499375,7cyclictest9-21ksoftirqd/012:14:450
1388499374,3cyclictest121rcu_preempt09:14:110
13884993729,5cyclictest9-21ksoftirqd/009:09:110
13884993724,3cyclictest9-21ksoftirqd/012:29:330
106891370,1ptp4l401ktimersoftd/313:50:293
106891370,1ptp4l401ktimersoftd/313:13:083
106891370,1ptp4l401ktimersoftd/313:13:083
106891370,1ptp4l401ktimersoftd/312:55:093
106891370,1ptp4l401ktimersoftd/312:51:143
106891370,1ptp4l401ktimersoftd/312:11:143
106891370,1ptp4l401ktimersoftd/312:04:523
106891370,1ptp4l401ktimersoftd/311:24:493
106891370,1ptp4l401ktimersoftd/311:24:493
106891370,1ptp4l401ktimersoftd/310:56:143
106891370,1ptp4l401ktimersoftd/310:45:223
106891370,0ptp4l401ktimersoftd/313:26:083
106891370,0ptp4l401ktimersoftd/311:34:473
38942360,2sleep20-21swapper/210:58:472
13889993630,3cyclictest25-21ksoftirqd/111:19:131
13884993620,4cyclictest9-21ksoftirqd/009:49:320
13884993620,4cyclictest9-21ksoftirqd/009:49:320
106891360,1ptp4l401ktimersoftd/308:39:273
106891360,0ptp4l401ktimersoftd/313:17:183
106891360,0ptp4l401ktimersoftd/312:29:183
106891360,0ptp4l401ktimersoftd/310:16:503
106891350,0ptp4l401ktimersoftd/309:01:323
260552340,2sleep20-21swapper/212:59:282
13889993428,3cyclictest25-21ksoftirqd/113:19:171
13884993429,3cyclictest9-21ksoftirqd/009:29:330
13884993428,3cyclictest9-21ksoftirqd/009:59:290
13884993427,3cyclictest9-21ksoftirqd/009:39:280
13884993417,9cyclictest9-21ksoftirqd/009:44:120
106891340,0ptp4l401ktimersoftd/310:01:443
172482330,18sleep341-21ksoftirqd/308:34:233
13889993327,3cyclictest25-21ksoftirqd/113:44:171
13889993327,3cyclictest25-21ksoftirqd/108:39:101
1388499336,7cyclictest9-21ksoftirqd/008:44:310
13884993327,3cyclictest9-21ksoftirqd/010:14:270
13889993226,3cyclictest25-21ksoftirqd/113:04:331
1390499318,5cyclictest41-21ksoftirqd/310:11:323
13889993126,3cyclictest25-21ksoftirqd/113:44:361
13889993126,3cyclictest25-21ksoftirqd/110:59:131
13889993126,3cyclictest25-21ksoftirqd/108:29:231
13889993122,6cyclictest25-21ksoftirqd/112:39:161
106891310,1ptp4l401ktimersoftd/309:44:053
13904993013,8cyclictest41-21ksoftirqd/308:54:383
13895993023,4cyclictest22818-21cron09:54:112
13895993023,4cyclictest22818-21cron09:54:112
13889993025,3cyclictest25-21ksoftirqd/113:39:171
13889993025,3cyclictest25-21ksoftirqd/113:14:161
13889993025,3cyclictest25-21ksoftirqd/113:14:161
13889993024,4cyclictest25-21ksoftirqd/110:39:321
13889993024,3cyclictest25-21ksoftirqd/111:39:331
13889993023,4cyclictest25-21ksoftirqd/112:39:321
1390499295,6cyclictest41-21ksoftirqd/310:19:293
13904992915,3cyclictest41-21ksoftirqd/310:04:183
13895992913,13cyclictest16957-21sh12:16:282
13889992924,3cyclictest25-21ksoftirqd/109:39:251
13889992924,3cyclictest17866-21irqrtprio11:44:331
13889992923,3cyclictest25-21ksoftirqd/111:04:301
1388999291,2cyclictest121rcu_preempt12:17:521
63292280,4sleep341-21ksoftirqd/309:19:233
1390499289,7cyclictest41-21ksoftirqd/310:25:233
13904992810,5cyclictest41-21ksoftirqd/308:46:103
13895992822,3cyclictest33-21ksoftirqd/209:17:002
1389599282,20cyclictest0-21swapper/213:14:282
13895992821,4cyclictest33-21ksoftirqd/209:08:352
13889992823,3cyclictest25-21ksoftirqd/113:24:161
13889992823,3cyclictest25-21ksoftirqd/112:04:151
13889992822,3cyclictest8511-21kworker/1:013:54:361
13889992822,3cyclictest25-21ksoftirqd/112:44:311
13889992822,3cyclictest25-21ksoftirqd/111:49:301
106891280,1ptp4l401ktimersoftd/309:04:233
1390499278,5cyclictest41-21ksoftirqd/309:28:383
1388999275,14cyclictest19042-21ssh12:19:271
13889992722,3cyclictest25-21ksoftirqd/111:34:301
13889992722,3cyclictest25-21ksoftirqd/110:19:301
13889992721,3cyclictest25-21ksoftirqd/109:04:291
13889992721,3cyclictest25-21ksoftirqd/108:49:291
237622260,5sleep21389599cyclictest12:56:182
1390499266,7cyclictest41-21ksoftirqd/309:30:233
1390499265,6cyclictest41-21ksoftirqd/309:36:113
13904992620,3cyclictest41-21ksoftirqd/309:44:373
13895992621,3cyclictest33-21ksoftirqd/212:04:152
13895992620,3cyclictest33-21ksoftirqd/209:59:552
13895992620,3cyclictest33-21ksoftirqd/209:57:492
13895992620,3cyclictest33-21ksoftirqd/208:44:212
13895992619,4cyclictest33-21ksoftirqd/209:26:132
13895992619,4cyclictest33-21ksoftirqd/208:49:442
13895992612,3cyclictest28859-21sh11:55:052
1388999263,3cyclictest25-21ksoftirqd/111:09:351
13889992621,3cyclictest8511-21kworker/1:013:29:321
13889992621,3cyclictest25-21ksoftirqd/112:34:161
13889992621,3cyclictest25-21ksoftirqd/112:04:281
13889992621,3cyclictest25-21ksoftirqd/111:29:131
13889992621,3cyclictest25-21ksoftirqd/111:29:131
13889992621,3cyclictest25-21ksoftirqd/111:19:271
13889992621,3cyclictest25-21ksoftirqd/110:45:131
13889992621,3cyclictest25-21ksoftirqd/110:34:321
13889992621,3cyclictest25-21ksoftirqd/110:09:261
13889992621,3cyclictest25-21ksoftirqd/109:14:291
13889992620,3cyclictest25-21ksoftirqd/109:29:301
13889992620,3cyclictest25-21ksoftirqd/109:24:111
13889992619,4cyclictest25-21ksoftirqd/111:34:141
13889992619,4cyclictest25-21ksoftirqd/109:58:121
13889992619,4cyclictest25-21ksoftirqd/109:02:561
1390499255,10cyclictest41-21ksoftirqd/309:55:293
13895992520,3cyclictest33-21ksoftirqd/211:29:322
13895992520,3cyclictest33-21ksoftirqd/210:06:332
13895992519,3cyclictest33-21ksoftirqd/209:42:132
13895992519,3cyclictest33-21ksoftirqd/209:11:102
13895992519,3cyclictest33-21ksoftirqd/208:40:082
13895992518,4cyclictest33-21ksoftirqd/212:47:362
13895992518,4cyclictest33-21ksoftirqd/208:31:572
13895992513,9cyclictest31673-21sh13:37:352
13895992511,11cyclictest10324-21open_files12:09:352
1389599250,6cyclictest121rcu_preempt11:25:582
1389599250,6cyclictest121rcu_preempt11:25:582
1389599250,2cyclictest121rcu_preempt13:54:292
13889992520,3cyclictest25-21ksoftirqd/112:54:151
13889992520,3cyclictest25-21ksoftirqd/110:09:121
13889992519,3cyclictest25-21ksoftirqd/110:19:121
13889992519,3cyclictest25-21ksoftirqd/109:09:211
13889992518,4cyclictest25-21ksoftirqd/110:27:221
13889992518,4cyclictest25-21ksoftirqd/109:35:071
1390499245,6cyclictest41-21ksoftirqd/309:14:303
13895992419,3cyclictest33-21ksoftirqd/211:09:342
13895992418,3cyclictest33-21ksoftirqd/209:31:432
13895992417,4cyclictest6623-21cut12:39:312
13895992417,4cyclictest33-21ksoftirqd/210:41:082
13895992417,4cyclictest33-21ksoftirqd/209:02:282
13889992419,3cyclictest25-21ksoftirqd/109:54:111
13889992419,3cyclictest25-21ksoftirqd/109:54:111
13889992417,4cyclictest25-21ksoftirqd/113:49:371
13889992417,4cyclictest25-21ksoftirqd/110:01:091
106891240,1ptp4l401ktimersoftd/309:09:373
106891240,1ptp4l401ktimersoftd/308:49:243
13895992318,3cyclictest33-21ksoftirqd/208:38:432
13895992317,3cyclictest33-21ksoftirqd/212:19:282
13895992317,3cyclictest33-21ksoftirqd/209:23:582
13895992316,4cyclictest33-21ksoftirqd/211:52:232
13895992316,4cyclictest33-21ksoftirqd/209:46:362
13895992316,4cyclictest28862-21ssh11:24:132
13895992316,4cyclictest23156-21ssh13:29:252
13895992312,4cyclictest273482expr10:49:252
13889992318,3cyclictest25-21ksoftirqd/111:54:341
13889992318,3cyclictest25-21ksoftirqd/110:49:321
13889992318,3cyclictest25-21ksoftirqd/110:31:251
13889992318,3cyclictest25-21ksoftirqd/109:24:271
13889992317,4cyclictest25-21ksoftirqd/108:40:231
13889992317,3cyclictest22152-21cut12:54:371
13895992217,3cyclictest8790-21awk12:09:152
13895992216,3cyclictest33-21ksoftirqd/210:28:082
13895992215,4cyclictest33-21ksoftirqd/213:41:472
13895992115,4cyclictest33-21ksoftirqd/208:56:102
13895992114,4cyclictest7331-21sh10:29:222
13895992114,4cyclictest14083-21sed10:34:432
13895992113,4cyclictest14398-21latency13:19:352
41042200,2sleep20-21swapper/210:19:402
236602200,4sleep233-21ksoftirqd/210:44:392
13895992015,3cyclictest33-21ksoftirqd/211:39:362
13895992014,4cyclictest1088-21sh13:06:102
13895992014,3cyclictest33-21ksoftirqd/209:34:472
13895992014,3cyclictest23856-21/usr/sbin/munin12:24:342
13895992014,3cyclictest20804-21sh13:25:492
13895992013,4cyclictest47150irq/102-ens3-Tx11:14:252
13895992013,4cyclictest322-21expr10:14:252
13895992013,4cyclictest31151-21sh12:30:302
13895992013,4cyclictest14762-21sh13:53:272
13895992012,5cyclictest33-21ksoftirqd/212:34:292
13895992012,5cyclictest14040-21cron11:09:132
13889992015,3cyclictest25-21ksoftirqd/109:44:241
13889992014,3cyclictest9761-21if_enp1s0.112:09:321
13895991913,4cyclictest16029-21/usr/sbin/munin12:49:402
13895991913,3cyclictest9048-21sh11:34:522
13895991913,3cyclictest3622-21sh13:09:322
13895991913,3cyclictest3622-21sh13:09:322
13895991912,4cyclictest7826-21sh13:45:032
1389599183,9cyclictest30246-21apt-get10:09:222
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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