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2026-06-18 - 21:28
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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 Thu Jun 18, 2026 12:45:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
262142209143,23sleep30-21swapper/307:06:413
263482204160,33sleep20-21swapper/207:08:252
261662203169,22sleep00-21swapper/007:06:010
263622202169,22sleep10-21swapper/107:08:361
80421160,2sleep00-21swapper/008:30:140
26773997222,8cyclictest33-21ksoftirqd/207:25:252
26773997122,9cyclictest33-21ksoftirqd/209:20:152
26773996926,8cyclictest33-21ksoftirqd/207:15:182
26773996822,4cyclictest33-21ksoftirqd/211:40:102
26773996815,11cyclictest33-21ksoftirqd/208:55:002
26773996727,9cyclictest33-21ksoftirqd/208:50:002
26773996727,9cyclictest33-21ksoftirqd/208:50:002
26773996723,5cyclictest33-21ksoftirqd/209:55:222
26773996722,4cyclictest33-21ksoftirqd/209:30:232
26771996631,8cyclictest9-21ksoftirqd/009:55:190
26771996630,7cyclictest9-21ksoftirqd/007:30:010
26773996528,3cyclictest33-21ksoftirqd/211:00:002
26773996526,5cyclictest33-21ksoftirqd/209:10:132
26773996526,5cyclictest33-21ksoftirqd/208:20:002
26773996526,5cyclictest33-21ksoftirqd/207:35:162
26773996524,10cyclictest33-21ksoftirqd/210:40:002
26773996521,10cyclictest33-21ksoftirqd/207:45:182
26771996531,4cyclictest9-21ksoftirqd/012:00:010
26771996530,4cyclictest9-21ksoftirqd/009:40:150
26773996429,5cyclictest33-21ksoftirqd/211:15:182
26773996429,5cyclictest33-21ksoftirqd/211:15:182
26773996428,10cyclictest33-21ksoftirqd/210:20:172
26773996427,5cyclictest33-21ksoftirqd/210:15:182
26773996426,9cyclictest33-21ksoftirqd/207:55:182
26771996429,6cyclictest9-21ksoftirqd/009:50:150
26771996428,7cyclictest9-21ksoftirqd/008:20:130
26773996327,10cyclictest33-21ksoftirqd/208:30:002
26771996330,10cyclictest9-21ksoftirqd/008:05:150
26771996329,7cyclictest9-21ksoftirqd/007:10:140
26771996329,11cyclictest9-21ksoftirqd/010:50:000
26771996328,8cyclictest9-21ksoftirqd/010:10:130
26771996326,7cyclictest9-21ksoftirqd/008:45:130
26771996326,7cyclictest9-21ksoftirqd/008:45:120
26771996325,7cyclictest9-21ksoftirqd/009:05:190
26773996228,5cyclictest33-21ksoftirqd/211:05:152
26773996226,5cyclictest33-21ksoftirqd/209:40:192
26773996219,11cyclictest33-21ksoftirqd/207:30:222
26773996215,5cyclictest33-21ksoftirqd/210:45:002
26771996228,6cyclictest9-21ksoftirqd/011:35:190
26771996228,6cyclictest9-21ksoftirqd/007:50:210
26771996226,6cyclictest9-21ksoftirqd/010:05:000
26771996221,9cyclictest9-21ksoftirqd/008:39:520
26773996125,5cyclictest33-21ksoftirqd/212:10:172
26773996125,4cyclictest33-21ksoftirqd/211:51:522
26773996124,10cyclictest33-21ksoftirqd/211:50:012
26773996124,10cyclictest33-21ksoftirqd/211:50:012
26773996123,4cyclictest33-21ksoftirqd/209:35:582
26773996121,4cyclictest33-21ksoftirqd/209:05:232
26771996130,6cyclictest9-21ksoftirqd/010:05:250
26771996129,6cyclictest9-21ksoftirqd/009:10:170
26771996129,5cyclictest9-21ksoftirqd/010:15:220
26771996129,4cyclictest9-21ksoftirqd/011:25:270
26771996128,6cyclictest9-21ksoftirqd/011:50:250
26771996128,4cyclictest9-21ksoftirqd/012:15:170
26771996128,4cyclictest9-21ksoftirqd/012:15:160
26771996127,7cyclictest9-21ksoftirqd/012:10:190
26771996127,7cyclictest9-21ksoftirqd/011:30:150
26771996127,7cyclictest9-21ksoftirqd/010:35:160
26771996126,4cyclictest9-21ksoftirqd/009:50:000
26773996025,5cyclictest33-21ksoftirqd/211:32:142
26773996022,11cyclictest33-21ksoftirqd/212:35:202
26771996033,8cyclictest9-21ksoftirqd/008:40:250
26771996030,7cyclictest9-21ksoftirqd/009:30:140
26771996029,5cyclictest9-21ksoftirqd/009:35:140
26771996029,4cyclictest9-21ksoftirqd/010:25:150
26771996027,10cyclictest9-21ksoftirqd/010:50:240
26771996026,7cyclictest9-21ksoftirqd/008:55:180
26771996024,7cyclictest9-21ksoftirqd/012:35:200
26771996020,4cyclictest9-21ksoftirqd/011:40:170
26773995927,4cyclictest33-21ksoftirqd/210:00:192
26773995925,4cyclictest33-21ksoftirqd/208:30:112
26773995923,4cyclictest33-21ksoftirqd/208:40:182
26773995922,11cyclictest33-21ksoftirqd/209:15:162
26773995921,12cyclictest33-21ksoftirqd/208:00:122
26773995921,11cyclictest33-21ksoftirqd/211:20:202
26773995921,10cyclictest33-21ksoftirqd/210:10:152
26773995920,9cyclictest33-21ksoftirqd/211:15:002
26773995920,9cyclictest33-21ksoftirqd/211:00:112
26773995919,10cyclictest33-21ksoftirqd/209:25:202
26771995932,6cyclictest9-21ksoftirqd/008:50:210
26771995930,3cyclictest9-21ksoftirqd/010:20:260
26771995929,5cyclictest9-21ksoftirqd/007:20:250
26771995928,6cyclictest9-21ksoftirqd/011:05:130
26771995928,4cyclictest9-21ksoftirqd/007:40:130
26771995927,4cyclictest9-21ksoftirqd/009:15:190
26771995927,4cyclictest9-21ksoftirqd/007:30:130
26771995926,7cyclictest9-21ksoftirqd/010:40:140
26771995925,8cyclictest9-21ksoftirqd/011:45:200
26771995925,8cyclictest9-21ksoftirqd/011:45:200
26771995925,7cyclictest9-21ksoftirqd/009:00:160
26771995925,7cyclictest9-21ksoftirqd/008:15:010
26771995925,4cyclictest9-21ksoftirqd/009:25:120
26773995837,9cyclictest33-21ksoftirqd/212:00:012
26773995826,5cyclictest33-21ksoftirqd/208:25:002
26773995824,4cyclictest33-21ksoftirqd/212:25:142
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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