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2025-03-24 - 00:49
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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 Sun Mar 23, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
571124970,6sleep00-21swapper/008:59:230
1518911610,5ptp4l401ktimersoftd/309:03:553
1527121560,5sleep0693199cyclictest09:23:590
148052880,2sleep10-21swapper/112:51:001
151891770,10ptp4l401ktimersoftd/313:41:493
151891710,1ptp4l401ktimersoftd/314:26:263
151891700,1ptp4l401ktimersoftd/313:34:053
170672680,2sleep30-21swapper/312:54:273
78242630,1sleep30-21swapper/313:24:513
151891630,1ptp4l401ktimersoftd/312:14:393
19272590,2sleep3401ktimersoftd/311:49:393
151891590,1ptp4l401ktimersoftd/314:20:083
9672570,1sleep20-21swapper/214:31:062
151891570,1ptp4l401ktimersoftd/313:01:593
151891570,1ptp4l401ktimersoftd/311:42:233
151891560,1ptp4l401ktimersoftd/312:29:133
55862540,2sleep30-21swapper/314:00:003
6935995323,8cyclictest25-21ksoftirqd/111:34:331
6935995323,11cyclictest25-21ksoftirqd/113:49:301
65642534,36sleep20-21swapper/209:00:352
6935995226,10cyclictest25-21ksoftirqd/114:34:121
6935995224,4cyclictest25-21ksoftirqd/113:24:261
6935995222,9cyclictest25-21ksoftirqd/114:09:001
6935995124,10cyclictest25-21ksoftirqd/111:04:381
6935995120,7cyclictest25-21ksoftirqd/111:30:221
693599510,9cyclictest25-21ksoftirqd/112:29:291
693599505,4cyclictest16881-21tr13:34:331
6935995024,9cyclictest25-21ksoftirqd/113:19:101
6935995024,9cyclictest25-21ksoftirqd/112:24:251
6935995023,4cyclictest25-21ksoftirqd/114:19:111
6935995021,4cyclictest25-21ksoftirqd/114:19:291
6935995021,10cyclictest25-21ksoftirqd/112:20:511
6935995021,10cyclictest25-21ksoftirqd/112:20:511
6935995021,10cyclictest25-21ksoftirqd/112:06:561
693599496,9cyclictest25-21ksoftirqd/113:54:241
693599496,9cyclictest25-21ksoftirqd/113:54:241
693599496,9cyclictest25-21ksoftirqd/109:34:051
693599494,9cyclictest25859-21grep10:54:061
6935994924,9cyclictest25-21ksoftirqd/112:04:071
6935994924,9cyclictest25-21ksoftirqd/111:19:071
6935994923,8cyclictest25-21ksoftirqd/114:29:111
693599487,9cyclictest25-21ksoftirqd/112:09:341
6935994821,9cyclictest25-21ksoftirqd/113:09:171
6935994821,4cyclictest25-21ksoftirqd/109:39:211
6935994821,10cyclictest25-21ksoftirqd/112:55:031
6935994820,10cyclictest25-21ksoftirqd/111:24:371
6935994819,10cyclictest25-21ksoftirqd/109:34:201
201292480,2sleep20-21swapper/209:34:042
693599474,5cyclictest25-21ksoftirqd/113:49:101
693599473,7cyclictest8761-21ssh12:44:211
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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