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2026-06-25 - 22:08
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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 25, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2934821840,4sleep31705999cyclictest11:17:113
2761521520,5sleep31705999cyclictest09:18:083
3116721500,3sleep01703999cyclictest09:23:190
2416321310,3sleep11704499cyclictest12:51:001
106891960,4ptp4l401ktimersoftd/308:53:393
106891780,1ptp4l401ktimersoftd/312:00:413
80262700,5sleep08031-21unixbench_multi12:33:280
206592650,5sleep01703999cyclictest13:20:140
106891640,1ptp4l401ktimersoftd/310:02:403
106891640,1ptp4l401ktimersoftd/310:02:403
215062620,4sleep21704999cyclictest13:53:242
106891600,1ptp4l401ktimersoftd/313:58:233
17049995945,7cyclictest33-21ksoftirqd/213:28:112
17049995945,7cyclictest33-21ksoftirqd/213:28:112
17044995748,4cyclictest25-21ksoftirqd/113:33:111
17044995748,4cyclictest25-21ksoftirqd/113:33:111
17044995748,4cyclictest25-21ksoftirqd/111:38:101
106891570,1ptp4l401ktimersoftd/311:24:483
106891570,1ptp4l401ktimersoftd/311:18:363
106891570,1ptp4l401ktimersoftd/310:16:203
17049995643,6cyclictest33-21ksoftirqd/210:18:072
106891560,1ptp4l401ktimersoftd/314:05:543
281852550,2sleep20-21swapper/212:22:222
219272550,2sleep20-21swapper/212:48:202
106891550,1ptp4l401ktimersoftd/311:36:393
106891550,1ptp4l401ktimersoftd/310:03:213
106891540,1ptp4l401ktimersoftd/313:09:483
17049995238,7cyclictest33-21ksoftirqd/212:13:112
17044995241,6cyclictest25-21ksoftirqd/111:18:101
17044995140,5cyclictest25-21ksoftirqd/109:43:081
106891510,1ptp4l401ktimersoftd/313:25:563
106891510,1ptp4l401ktimersoftd/313:25:563
17044995039,5cyclictest25-21ksoftirqd/113:18:121
166862504,33sleep20-21swapper/208:54:412
145792500,2sleep00-21swapper/012:41:150
17049994936,6cyclictest33-21ksoftirqd/211:58:102
17044994937,6cyclictest25-21ksoftirqd/109:38:071
106891490,1ptp4l401ktimersoftd/313:43:053
244172470,2sleep00-21swapper/010:18:150
17049994532,7cyclictest33-21ksoftirqd/209:48:072
106891450,8ptp4l401ktimersoftd/312:29:273
17044994430,7cyclictest25-21ksoftirqd/112:03:111
17049994330,6cyclictest33-21ksoftirqd/212:53:102
17044994332,5cyclictest25-21ksoftirqd/110:08:071
106891430,1ptp4l401ktimersoftd/313:55:013
130252420,2sleep213026-21awk13:13:132
17049994128,6cyclictest33-21ksoftirqd/209:58:072
17049994128,6cyclictest33-21ksoftirqd/209:58:072
17039994111,3cyclictest0-21swapper/012:43:120
106891410,1ptp4l401ktimersoftd/313:34:003
106891410,1ptp4l401ktimersoftd/313:34:003
17044994030,5cyclictest25-21ksoftirqd/112:28:111
17044994024,5cyclictest25-21ksoftirqd/110:43:091
1703999403,10cyclictest22865-21ssh13:23:110
1703999403,10cyclictest22865-21ssh13:23:110
106891400,1ptp4l401ktimersoftd/311:05:143
106891400,0ptp4l401ktimersoftd/310:33:203
17044993930,4cyclictest25-21ksoftirqd/113:38:141
17044993928,6cyclictest25-21ksoftirqd/112:18:111
17044993925,11cyclictest25-21ksoftirqd/111:43:151
17044993925,11cyclictest25-21ksoftirqd/111:43:151
106891390,1ptp4l401ktimersoftd/313:38:493
106891390,1ptp4l401ktimersoftd/312:17:483
17049993823,5cyclictest33-21ksoftirqd/213:23:172
17049993823,5cyclictest33-21ksoftirqd/213:23:172
17044993832,3cyclictest25-21ksoftirqd/112:53:051
106891380,1ptp4l401ktimersoftd/314:23:503
106891380,1ptp4l401ktimersoftd/314:18:343
106891380,1ptp4l401ktimersoftd/314:12:313
106891380,1ptp4l401ktimersoftd/313:50:423
106891380,1ptp4l401ktimersoftd/312:58:073
106891380,1ptp4l401ktimersoftd/312:48:163
106891380,1ptp4l401ktimersoftd/312:43:203
106891380,1ptp4l401ktimersoftd/309:13:083
17049993731,3cyclictest33-21ksoftirqd/211:08:022
106891370,1ptp4l401ktimersoftd/313:29:073
106891370,1ptp4l401ktimersoftd/313:29:073
106891370,1ptp4l401ktimersoftd/313:14:593
106891370,1ptp4l401ktimersoftd/312:08:003
106891370,1ptp4l401ktimersoftd/312:07:153
106891370,1ptp4l401ktimersoftd/311:53:393
106891370,1ptp4l401ktimersoftd/311:50:263
106891370,1ptp4l401ktimersoftd/311:38:533
106891370,1ptp4l401ktimersoftd/311:29:243
106891370,0ptp4l401ktimersoftd/313:05:363
106891370,0ptp4l401ktimersoftd/312:53:303
17049993617,16cyclictest33-21ksoftirqd/211:28:182
17044993630,3cyclictest25-21ksoftirqd/113:58:021
17044993624,3cyclictest25-21ksoftirqd/111:08:261
161032367,15sleep00-21swapper/008:53:180
106891360,1ptp4l401ktimersoftd/314:13:503
106891360,1ptp4l401ktimersoftd/313:18:173
106891360,1ptp4l401ktimersoftd/312:22:503
106891360,1ptp4l401ktimersoftd/310:27:553
106891360,1ptp4l401ktimersoftd/309:33:143
106891360,0ptp4l401ktimersoftd/312:33:363
106891360,0ptp4l401ktimersoftd/311:10:023
17049993530,3cyclictest33-21ksoftirqd/214:08:022
17049993518,15cyclictest33-21ksoftirqd/213:07:032
17049993514,9cyclictest33-21ksoftirqd/211:07:312
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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