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2026-07-28 - 23:41
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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 100 highest latencies:
System rackbslot6.osadl.org (updated Tue Jul 28, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
338121500,5sleep01272399cyclictest14:31:320
1068911030,4ptp4l401ktimersoftd/309:11:283
283992820,4sleep3401ktimersoftd/311:37:423
105732786,14sleep20-21swapper/209:11:222
56502730,4sleep31274199cyclictest14:01:153
106891720,10ptp4l401ktimersoftd/313:40:163
117112714,10sleep00-21swapper/009:11:320
106891670,1ptp4l401ktimersoftd/314:44:573
106891650,1ptp4l401ktimersoftd/312:07:043
106891650,1ptp4l401ktimersoftd/312:07:043
106891630,1ptp4l401ktimersoftd/314:21:333
171042620,4sleep11272899cyclictest14:11:371
110162610,3sleep21273399cyclictest14:39:162
303652590,5sleep030369-21gltestperf12:46:290
197622590,5sleep11272899cyclictest13:08:221
281592580,4sleep21273399cyclictest09:46:202
106891570,1ptp4l401ktimersoftd/309:56:233
106891550,1ptp4l401ktimersoftd/311:54:093
159852540,3sleep2311rcuc/209:21:112
106891540,1ptp4l401ktimersoftd/313:19:483
4262490,2sleep10-21swapper/113:56:071
4262490,2sleep10-21swapper/113:56:071
106891490,2ptp4l9991-21kworker/3:012:57:143
106891480,2ptp4l25897-21kworker/3:214:32:253
12733994632,7cyclictest33-21ksoftirqd/213:06:242
12733994631,7cyclictest33-21ksoftirqd/211:56:232
106891450,1ptp4l401ktimersoftd/312:30:473
12733994330,6cyclictest33-21ksoftirqd/211:36:212
118102433,26sleep111903-21/usr/sbin/munin09:11:331
12733994230,6cyclictest33-21ksoftirqd/214:11:262
106891420,1ptp4l401ktimersoftd/310:42:063
165362410,6sleep016538-21unixbench_singl10:26:370
106891410,1ptp4l401ktimersoftd/313:31:413
278442400,1sleep20-21swapper/209:46:082
12733994028,6cyclictest33-21ksoftirqd/212:11:242
12733994028,6cyclictest33-21ksoftirqd/212:11:242
12733994026,7cyclictest33-21ksoftirqd/213:41:262
106891400,1ptp4l401ktimersoftd/314:30:003
106891400,1ptp4l401ktimersoftd/314:11:393
106891390,1ptp4l401ktimersoftd/314:38:253
106891390,1ptp4l401ktimersoftd/314:09:173
106891390,1ptp4l401ktimersoftd/313:59:273
106891390,1ptp4l401ktimersoftd/313:54:233
106891390,1ptp4l401ktimersoftd/313:54:233
106891390,1ptp4l401ktimersoftd/313:06:113
106891390,1ptp4l401ktimersoftd/311:41:353
106891390,1ptp4l401ktimersoftd/311:27:213
106891390,1ptp4l401ktimersoftd/311:06:353
106891390,0ptp4l401ktimersoftd/313:21:393
12733993824,7cyclictest33-21ksoftirqd/214:26:252
106891380,1ptp4l401ktimersoftd/313:50:353
106891380,1ptp4l401ktimersoftd/313:26:143
106891380,1ptp4l401ktimersoftd/312:13:043
106891380,1ptp4l401ktimersoftd/312:13:043
106891380,1ptp4l401ktimersoftd/312:03:063
106891380,1ptp4l401ktimersoftd/311:25:153
106891370,1ptp4l401ktimersoftd/313:13:053
106891370,1ptp4l401ktimersoftd/312:47:283
106891370,1ptp4l401ktimersoftd/312:41:513
106891370,1ptp4l401ktimersoftd/312:39:563
106891370,1ptp4l401ktimersoftd/312:17:043
106891370,1ptp4l401ktimersoftd/311:50:083
106891370,1ptp4l401ktimersoftd/311:19:133
106891370,0ptp4l401ktimersoftd/310:19:103
87282360,5sleep233-21ksoftirqd/212:23:542
12733993623,6cyclictest33-21ksoftirqd/209:51:182
106891360,1ptp4l401ktimersoftd/313:44:173
106891360,1ptp4l401ktimersoftd/311:01:543
106891350,1ptp4l401ktimersoftd/312:33:273
106891350,1ptp4l401ktimersoftd/311:57:243
106891350,1ptp4l401ktimersoftd/311:34:213
106891350,1ptp4l401ktimersoftd/310:26:353
106891350,0ptp4l401ktimersoftd/310:59:563
12733993427,4cyclictest33-21ksoftirqd/214:01:262
12733993422,6cyclictest33-21ksoftirqd/210:01:212
106891340,1ptp4l401ktimersoftd/312:22:313
307112330,2sleep20-21swapper/213:20:312
1273399325,18cyclictest16124-21ssh11:26:222
12733993227,3cyclictest33-21ksoftirqd/213:36:122
12733993226,3cyclictest33-21ksoftirqd/214:21:302
106891320,1ptp4l401ktimersoftd/310:10:053
106891320,1ptp4l401ktimersoftd/309:54:033
106891320,1ptp4l401ktimersoftd/309:26:373
106891320,0ptp4l401ktimersoftd/310:33:293
12733993126,3cyclictest33-21ksoftirqd/212:36:122
12733993125,3cyclictest33-21ksoftirqd/213:01:302
12733993125,3cyclictest33-21ksoftirqd/211:51:272
12733993125,3cyclictest33-21ksoftirqd/209:56:272
106891310,1ptp4l401ktimersoftd/309:39:513
106891310,0ptp4l401ktimersoftd/309:45:213
12733993024,4cyclictest33-21ksoftirqd/213:51:142
12733993024,3cyclictest33-21ksoftirqd/214:41:342
12733993024,3cyclictest33-21ksoftirqd/211:41:262
12733993018,9cyclictest33-21ksoftirqd/213:26:422
12733993018,6cyclictest33-21ksoftirqd/210:46:222
1272899309,18cyclictest7295-21cron14:36:141
106891300,1ptp4l401ktimersoftd/314:21:013
106891300,1ptp4l401ktimersoftd/313:08:083
106891300,0ptp4l401ktimersoftd/311:15:253
12733992924,3cyclictest33-21ksoftirqd/212:41:262
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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