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2026-06-11 - 12:42
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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 Thu Jun 11, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1916021470,4sleep21734799cyclictest22:58:012
2424421430,2sleep21734799cyclictest21:00:152
1068911210,7ptp4l17286-21kworker/3:020:45:463
292732890,2sleep00-21swapper/000:14:560
106891730,1ptp4l401ktimersoftd/301:42:163
17342996958,6cyclictest25-21ksoftirqd/102:00:121
106891690,1ptp4l401ktimersoftd/323:10:443
31772670,5sleep33136-21ssh00:20:173
95642630,4sleep11734299cyclictest23:20:211
9552610,3sleep2311rcuc/223:45:152
319772600,3sleep10-21swapper/123:44:261
106891600,1ptp4l401ktimersoftd/323:33:003
75522590,4sleep27557-21gltestperf00:25:142
106891580,1ptp4l401ktimersoftd/323:29:043
106891580,1ptp4l401ktimersoftd/302:00:473
86122560,2sleep00-21swapper/001:31:000
109982560,2sleep30-21swapper/323:22:073
17342995541,7cyclictest25-21ksoftirqd/123:35:101
266602540,3sleep21734799cyclictest01:50:132
17342995442,5cyclictest25-21ksoftirqd/122:40:081
17342995442,5cyclictest25-21ksoftirqd/101:20:111
106891540,2ptp4l24286-21kworker/3:000:43:473
144112530,2sleep00-21swapper/022:53:180
171512525,37sleep00-21swapper/020:48:490
17342995140,5cyclictest25-21ksoftirqd/123:00:091
17342995136,7cyclictest25-21ksoftirqd/123:15:081
17342995039,4cyclictest25-21ksoftirqd/102:10:121
17352994739,4cyclictest41-21ksoftirqd/301:50:123
17342994734,6cyclictest25-21ksoftirqd/122:20:081
106891460,1ptp4l401ktimersoftd/322:53:073
17352994539,3cyclictest41-21ksoftirqd/322:25:083
106891450,2ptp4l10858-21kworker/3:201:08:303
17352994435,5cyclictest41-21ksoftirqd/300:10:093
17342994433,5cyclictest25-21ksoftirqd/122:10:061
106891440,1ptp4l401ktimersoftd/300:27:383
106891440,0ptp4l401ktimersoftd/301:31:023
17342994232,3cyclictest25-21ksoftirqd/101:15:121
106891420,0ptp4l401ktimersoftd/322:18:273
106891410,1ptp4l401ktimersoftd/323:37:573
106891400,1ptp4l401ktimersoftd/323:59:003
106891400,1ptp4l401ktimersoftd/301:49:103
106891400,1ptp4l401ktimersoftd/300:00:033
17352993931,4cyclictest41-21ksoftirqd/322:45:093
17342993928,5cyclictest25-21ksoftirqd/121:35:081
106891390,1ptp4l401ktimersoftd/301:23:283
106891390,1ptp4l401ktimersoftd/301:02:413
17342993816,6cyclictest25-21ksoftirqd/123:30:131
106891380,1ptp4l401ktimersoftd/323:50:473
106891380,1ptp4l401ktimersoftd/323:50:473
106891380,1ptp4l401ktimersoftd/323:01:253
106891380,1ptp4l401ktimersoftd/301:59:463
106891380,1ptp4l401ktimersoftd/301:38:423
106891380,1ptp4l401ktimersoftd/301:38:423
106891380,1ptp4l401ktimersoftd/300:38:373
106891380,1ptp4l401ktimersoftd/300:31:563
17342993729,4cyclictest25-21ksoftirqd/122:00:061
17342993729,4cyclictest25-21ksoftirqd/122:00:061
17342993725,6cyclictest25-21ksoftirqd/100:15:111
106891370,1ptp4l401ktimersoftd/323:17:153
106891370,1ptp4l401ktimersoftd/302:16:153
106891370,1ptp4l401ktimersoftd/301:26:133
106891370,1ptp4l401ktimersoftd/301:26:133
106891370,1ptp4l401ktimersoftd/301:12:533
106891370,1ptp4l401ktimersoftd/300:55:203
106891370,1ptp4l401ktimersoftd/300:51:203
106891370,1ptp4l401ktimersoftd/300:48:023
106891370,1ptp4l401ktimersoftd/300:15:083
106891370,1ptp4l401ktimersoftd/300:08:173
106891370,0ptp4l401ktimersoftd/323:41:233
106891370,0ptp4l401ktimersoftd/321:25:103
106891360,1ptp4l401ktimersoftd/323:47:383
106891360,1ptp4l401ktimersoftd/321:56:533
106891360,1ptp4l401ktimersoftd/321:35:223
106891360,1ptp4l401ktimersoftd/301:18:023
106891360,0ptp4l401ktimersoftd/322:59:053
106891360,0ptp4l401ktimersoftd/321:47:543
17347993529,3cyclictest2146-21munin-plugin-st21:24:552
17342993528,4cyclictest22688-21cron20:59:541
106891350,0ptp4l401ktimersoftd/321:02:343
17352993424,6cyclictest41-21ksoftirqd/322:05:083
17352993424,6cyclictest41-21ksoftirqd/322:05:083
1734299337,7cyclictest25-21ksoftirqd/100:29:591
17342993325,4cyclictest25-21ksoftirqd/100:55:101
17342993321,10cyclictest25-21ksoftirqd/101:55:281
1734299326,4cyclictest25-21ksoftirqd/100:44:371
17342993227,3cyclictest25-21ksoftirqd/123:54:581
17342993227,3cyclictest25-21ksoftirqd/123:54:581
17342993220,9cyclictest25-21ksoftirqd/101:45:021
1734299321,3cyclictest121rcu_preempt21:25:241
106891320,1ptp4l401ktimersoftd/323:07:133
106891320,1ptp4l401ktimersoftd/322:00:243
106891320,1ptp4l401ktimersoftd/322:00:243
106891320,1ptp4l401ktimersoftd/321:41:383
106891320,1ptp4l401ktimersoftd/302:09:463
17352993125,3cyclictest41-21ksoftirqd/321:19:553
17352993120,6cyclictest41-21ksoftirqd/321:20:063
17342993126,3cyclictest25-21ksoftirqd/100:09:581
17342993125,3cyclictest25-21ksoftirqd/101:05:171
17342993122,6cyclictest25-21ksoftirqd/100:30:131
17342993121,8cyclictest25-21ksoftirqd/122:56:571
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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