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2025-08-22 - 00:13
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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 Thu Aug 21, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3250821740,5sleep21866699cyclictest11:11:192
98421630,4sleep31867199cyclictest10:31:223
1762521130,3sleep00-21swapper/007:21:230
177391960,4ptp4l401ktimersoftd/307:23:243
38352690,3sleep31867199cyclictest11:16:063
324842690,5sleep11866199cyclictest11:50:531
324842690,5sleep11866199cyclictest11:50:531
18654996932,5cyclictest9-21ksoftirqd/012:16:220
183752694,10sleep20-21swapper/207:23:402
181292680,1sleep00-21swapper/009:31:330
177391680,1ptp4l401ktimersoftd/310:56:563
311862630,2sleep10-21swapper/110:27:381
177391630,1ptp4l401ktimersoftd/311:26:203
68852610,1sleep00-21swapper/011:19:080
177391600,1ptp4l401ktimersoftd/309:55:083
177391600,1ptp4l401ktimersoftd/309:09:573
18654995929,4cyclictest9-21ksoftirqd/009:31:040
177391590,1ptp4l401ktimersoftd/312:22:463
319392580,2sleep30-21swapper/309:50:153
18661995724,3cyclictest25-21ksoftirqd/109:26:231
177391570,1ptp4l401ktimersoftd/307:44:553
18661995627,4cyclictest25-21ksoftirqd/107:31:001
18654995628,4cyclictest9-21ksoftirqd/007:41:210
177391560,1ptp4l401ktimersoftd/309:26:193
177391550,1ptp4l401ktimersoftd/310:01:213
177391550,1ptp4l401ktimersoftd/310:01:213
146922550,1sleep10-21swapper/112:06:271
270242540,5sleep01865499cyclictest12:53:350
18661995427,4cyclictest25-21ksoftirqd/110:41:231
18661995426,4cyclictest25-21ksoftirqd/108:06:001
18654995428,4cyclictest9-21ksoftirqd/009:36:330
18654995427,4cyclictest9-21ksoftirqd/010:36:040
18654995426,4cyclictest9-21ksoftirqd/012:26:070
18661995325,4cyclictest25-21ksoftirqd/111:11:061
18654995326,4cyclictest9-21ksoftirqd/011:46:220
18654995326,4cyclictest9-21ksoftirqd/011:46:220
18654995325,13cyclictest9-21ksoftirqd/010:21:330
18661995227,3cyclictest25-21ksoftirqd/112:11:261
18661995226,4cyclictest25-21ksoftirqd/108:36:241
18661995225,4cyclictest25-21ksoftirqd/111:41:321
18661995224,3cyclictest25-21ksoftirqd/109:26:031
18654995225,3cyclictest9-21ksoftirqd/010:41:200
18661995125,4cyclictest25-21ksoftirqd/111:26:211
18661995125,4cyclictest25-21ksoftirqd/109:47:231
18661995124,4cyclictest25-21ksoftirqd/109:56:231
18661995121,7cyclictest25-21ksoftirqd/109:40:231
18654995125,3cyclictest9-21ksoftirqd/010:51:260
18654995124,4cyclictest9-21ksoftirqd/011:56:260
18654995124,4cyclictest9-21ksoftirqd/011:36:060
18654995124,4cyclictest9-21ksoftirqd/008:36:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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