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2026-06-28 - 00:55
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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 50 highest latencies:
System rackbslot6.osadl.org (updated Sat Jun 27, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2404721780,4sleep33067099cyclictest11:31:053
2981621540,4sleep03065699cyclictest12:44:010
1068911040,4ptp4l401ktimersoftd/308:57:173
1068911040,4ptp4l401ktimersoftd/308:57:173
106891720,1ptp4l401ktimersoftd/313:54:383
72922660,4sleep07291-21grep11:14:240
302352664,10sleep00-21swapper/008:54:510
302352664,10sleep00-21swapper/008:54:510
5652650,3sleep0101ktimersoftd/011:08:010
106891630,1ptp4l401ktimersoftd/311:09:063
30670996231,3cyclictest41-21ksoftirqd/311:39:223
234542580,2sleep0111rcuc/013:09:300
106891580,1ptp4l401ktimersoftd/311:22:363
30670995644,6cyclictest41-21ksoftirqd/312:19:173
30670995644,6cyclictest41-21ksoftirqd/312:19:173
30670995342,5cyclictest41-21ksoftirqd/309:49:133
303002524,35sleep20-21swapper/208:55:422
303002524,35sleep20-21swapper/208:55:422
30670995138,7cyclictest41-21ksoftirqd/310:29:163
30670995138,6cyclictest41-21ksoftirqd/310:14:153
30670994943,3cyclictest41-21ksoftirqd/314:24:123
30670994943,3cyclictest41-21ksoftirqd/312:04:093
296642492,10sleep1121rcu_preempt08:54:241
296642492,10sleep1121rcu_preempt08:54:241
30670994842,3cyclictest41-21ksoftirqd/311:44:093
30670994824,4cyclictest41-21ksoftirqd/313:09:243
30670994735,6cyclictest41-21ksoftirqd/313:49:203
106891470,1ptp4l401ktimersoftd/311:16:013
30670994622,4cyclictest41-21ksoftirqd/312:14:363
30670994622,4cyclictest41-21ksoftirqd/312:14:363
30670994622,4cyclictest41-21ksoftirqd/311:54:043
30670994529,3cyclictest41-21ksoftirqd/312:09:153
30670994438,3cyclictest41-21ksoftirqd/310:19:063
30670994437,4cyclictest41-21ksoftirqd/310:44:143
30670994426,10cyclictest41-21ksoftirqd/311:54:263
30670994421,4cyclictest41-21ksoftirqd/309:19:233
30670994420,4cyclictest41-21ksoftirqd/312:24:343
30670994413,5cyclictest41-21ksoftirqd/312:39:223
106891440,9ptp4l401ktimersoftd/309:33:053
106891430,1ptp4l401ktimersoftd/313:35:523
30670994232,6cyclictest41-21ksoftirqd/309:34:133
30670994231,3cyclictest41-21ksoftirqd/311:24:273
30670994228,6cyclictest41-21ksoftirqd/313:59:283
30670994221,7cyclictest41-21ksoftirqd/309:54:213
30670994220,4cyclictest41-21ksoftirqd/313:44:283
30670994219,4cyclictest41-21ksoftirqd/314:22:503
30670994210,8cyclictest41-21ksoftirqd/313:29:293
30670994210,8cyclictest41-21ksoftirqd/309:14:193
106891420,1ptp4l401ktimersoftd/313:17:193
3067099415,3cyclictest121rcu_preempt10:59:253
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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