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2023-12-04 - 10:23
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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 Mon Dec 04, 2023 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1791911160,8ptp4l19700-21kworker/3:020:04:343
179191690,1ptp4l401ktimersoftd/322:33:573
1380996553,5cyclictest25-21ksoftirqd/121:02:571
102022640,6sleep2138599cyclictest00:43:202
76422630,2sleep10-21swapper/123:58:061
1380996353,5cyclictest25-21ksoftirqd/120:48:011
124742630,2sleep00-21swapper/020:28:040
215112610,3sleep2138599cyclictest20:48:022
179191610,1ptp4l401ktimersoftd/300:56:413
120722590,2sleep00-21swapper/021:33:160
179191570,1ptp4l401ktimersoftd/323:08:273
152422570,2sleep3139099cyclictest21:42:383
1380995645,5cyclictest25-21ksoftirqd/123:33:041
1380995627,25cyclictest25-21ksoftirqd/120:23:151
92032550,1sleep00-21swapper/000:41:210
274392540,4sleep2311rcuc/223:38:322
12322544,37sleep20-21swapper/220:07:032
1380995218,7cyclictest25-21ksoftirqd/101:07:431
1380995127,4cyclictest25-21ksoftirqd/100:13:291
1380995126,4cyclictest25-21ksoftirqd/121:23:071
1380995026,8cyclictest25-21ksoftirqd/101:23:031
1380995023,4cyclictest25-21ksoftirqd/123:42:411
179191490,1ptp4l401ktimersoftd/321:21:093
169632490,2sleep20-21swapper/200:08:232
1380994942,4cyclictest25-21ksoftirqd/101:17:481
1380994923,24cyclictest25-21ksoftirqd/122:08:131
1380994919,4cyclictest25-21ksoftirqd/101:12:431
1380994842,3cyclictest25-21ksoftirqd/100:02:451
1380994822,4cyclictest25-21ksoftirqd/122:33:031
179191470,1ptp4l401ktimersoftd/301:12:063
1380994726,7cyclictest25-21ksoftirqd/122:23:041
1380994723,4cyclictest25-21ksoftirqd/121:43:091
1380994723,4cyclictest25-21ksoftirqd/100:20:011
1380994722,4cyclictest25-21ksoftirqd/121:33:061
1380994721,4cyclictest25-21ksoftirqd/100:54:481
1380994720,4cyclictest25-21ksoftirqd/100:35:421
1380994720,4cyclictest25-21ksoftirqd/100:35:421
10232474,30sleep10-21swapper/120:04:201
1380994640,3cyclictest25-21ksoftirqd/121:07:411
1380994619,4cyclictest25-21ksoftirqd/123:52:411
1380994619,4cyclictest25-21ksoftirqd/122:58:031
179191450,2ptp4l13593-21kworker/3:101:03:193
1380994538,4cyclictest25-21ksoftirqd/121:52:431
1380994520,4cyclictest25-21ksoftirqd/100:23:081
1380994519,4cyclictest25-21ksoftirqd/122:56:431
1380994519,4cyclictest25-21ksoftirqd/121:28:121
1380994518,4cyclictest25-21ksoftirqd/101:02:431
1380994513,5cyclictest25-21ksoftirqd/123:17:411
1380994434,3cyclictest25-21ksoftirqd/101:28:271
1380994430,11cyclictest25-21ksoftirqd/123:08:081
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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