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2025-12-27 - 23:47
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rackdslot3.osadl.org (updated Sat Dec 27, 2025 12:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
130132205172,22sleep10-21swapper/107:08:451
130132205172,22sleep10-21swapper/107:08:451
130122203170,22sleep00-21swapper/007:08:440
130122203170,22sleep00-21swapper/007:08:440
130092198166,21sleep20-21swapper/207:08:422
130092198166,21sleep20-21swapper/207:08:422
128612197163,22sleep30-21swapper/307:06:463
128612197163,22sleep30-21swapper/307:06:463
1939321380,5sleep31341299cyclictest09:35:253
13412996129,3cyclictest41-21ksoftirqd/311:35:013
13412996126,4cyclictest41-21ksoftirqd/309:45:013
13412996029,4cyclictest41-21ksoftirqd/308:35:173
13412996028,7cyclictest41-21ksoftirqd/310:00:173
13412996028,4cyclictest41-21ksoftirqd/311:40:133
13412996028,4cyclictest41-21ksoftirqd/311:40:133
13412996028,4cyclictest41-21ksoftirqd/311:10:173
13412996027,6cyclictest41-21ksoftirqd/307:20:263
13412996024,4cyclictest41-21ksoftirqd/309:15:163
13412995929,8cyclictest41-21ksoftirqd/312:00:243
13412995929,7cyclictest41-21ksoftirqd/309:25:193
13412995928,4cyclictest41-21ksoftirqd/310:29:593
13412995927,8cyclictest41-21ksoftirqd/307:55:143
13412995926,4cyclictest41-21ksoftirqd/312:35:193
13412995926,4cyclictest41-21ksoftirqd/312:35:193
13412995926,4cyclictest41-21ksoftirqd/308:55:143
13412995925,4cyclictest41-21ksoftirqd/310:40:013
13412995924,8cyclictest41-21ksoftirqd/309:10:143
13412995830,3cyclictest41-21ksoftirqd/307:45:203
13412995829,4cyclictest41-21ksoftirqd/307:30:133
13412995827,4cyclictest41-21ksoftirqd/312:30:133
13412995825,4cyclictest41-21ksoftirqd/310:15:193
13412995822,4cyclictest41-21ksoftirqd/307:20:003
13412995729,4cyclictest41-21ksoftirqd/312:05:243
13412995727,8cyclictest41-21ksoftirqd/308:15:173
13412995726,8cyclictest41-21ksoftirqd/310:10:153
13412995726,4cyclictest41-21ksoftirqd/311:10:003
13412995726,3cyclictest41-21ksoftirqd/310:40:163
13412995726,3cyclictest41-21ksoftirqd/307:10:153
13412995724,9cyclictest41-21ksoftirqd/311:35:243
13412995724,4cyclictest41-21ksoftirqd/308:20:243
13412995723,4cyclictest41-21ksoftirqd/311:25:003
13412995723,4cyclictest41-21ksoftirqd/310:05:263
13412995722,4cyclictest41-21ksoftirqd/312:10:263
13412995718,5cyclictest41-21ksoftirqd/309:05:003
13412995629,7cyclictest41-21ksoftirqd/308:10:243
13412995626,7cyclictest41-21ksoftirqd/312:20:193
13412995625,4cyclictest41-21ksoftirqd/311:25:273
13412995625,4cyclictest41-21ksoftirqd/311:00:163
13412995625,4cyclictest41-21ksoftirqd/309:50:253
13412995624,4cyclictest41-21ksoftirqd/308:00:203
13412995624,3cyclictest41-21ksoftirqd/308:40:143
13412995623,4cyclictest41-21ksoftirqd/311:50:013
13412995623,4cyclictest41-21ksoftirqd/308:45:193
13412995622,6cyclictest41-21ksoftirqd/307:40:193
13412995622,4cyclictest41-21ksoftirqd/307:25:223
13412995617,7cyclictest41-21ksoftirqd/308:30:203
13412995531,3cyclictest41-21ksoftirqd/307:50:193
13412995525,4cyclictest41-21ksoftirqd/308:50:143
13412995523,7cyclictest41-21ksoftirqd/310:50:243
13412995523,4cyclictest41-21ksoftirqd/310:30:153
13412995522,4cyclictest41-21ksoftirqd/308:05:273
13412995520,4cyclictest41-21ksoftirqd/311:15:303
26062540,6sleep01340999cyclictest07:55:120
13412995427,10cyclictest41-21ksoftirqd/310:45:243
13412995424,4cyclictest41-21ksoftirqd/309:45:183
13412995421,4cyclictest41-21ksoftirqd/310:55:183
13412995421,4cyclictest41-21ksoftirqd/309:20:223
13412995417,4cyclictest41-21ksoftirqd/308:25:263
13412995323,7cyclictest41-21ksoftirqd/309:05:233
13412995321,7cyclictest41-21ksoftirqd/311:50:163
13412995320,11cyclictest41-21ksoftirqd/309:30:263
304472520,2sleep00-21swapper/012:15:190
13412995222,8cyclictest41-21ksoftirqd/312:15:143
13412995216,4cyclictest41-21ksoftirqd/309:55:153
13412995121,4cyclictest41-21ksoftirqd/307:35:153
13412995115,7cyclictest41-21ksoftirqd/312:25:133
325282490,2sleep20-21swapper/210:05:152
1341299485,3cyclictest41-21ksoftirqd/312:00:003
1341299476,2cyclictest41-21ksoftirqd/310:20:163
13411994134,4cyclictest23573-21dump-pmu-power10:55:012
13410993822,14cyclictest25-21ksoftirqd/107:15:131
13410993813,23cyclictest0-21swapper/108:42:441
13409993832,4cyclictest9-21ksoftirqd/011:43:580
13409993832,4cyclictest9-21ksoftirqd/011:43:580
13409993832,4cyclictest9-21ksoftirqd/009:35:000
13410993731,4cyclictest25-21ksoftirqd/109:37:511
13410993731,4cyclictest25-21ksoftirqd/107:41:101
13411993631,3cyclictest33-21ksoftirqd/211:30:112
13410993630,4cyclictest25-21ksoftirqd/112:06:461
13410993630,4cyclictest25-21ksoftirqd/111:21:131
13410993630,4cyclictest25-21ksoftirqd/110:02:051
13409993630,4cyclictest9-21ksoftirqd/010:49:230
13409993629,4cyclictest9-21ksoftirqd/008:01:590
13411993530,3cyclictest33-21ksoftirqd/212:15:542
13411993529,4cyclictest33-21ksoftirqd/207:28:192
13410993530,3cyclictest25-21ksoftirqd/109:59:371
13410993529,4cyclictest25-21ksoftirqd/112:15:211
13410993529,4cyclictest25-21ksoftirqd/110:45:061
13410993529,4cyclictest25-21ksoftirqd/108:24:501
13410993529,4cyclictest25-21ksoftirqd/107:32:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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