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2025-12-22 - 01:31
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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 100 highest latencies:
System rack4slot1.osadl.org (updated Sun Dec 21, 2025 12:45:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
250721620,3sleep10-21swapper/109:35:011
250721620,3sleep10-21swapper/109:35:011
198462980,3sleep10-21swapper/110:58:071
198462980,3sleep10-21swapper/110:58:071
198462980,3sleep10-21swapper/110:58:071
138652980,2sleep132406-21cyclictest09:13:031
311212940,3sleep20-21swapper/207:10:172
205332830,1sleep333-21ksoftirqd/310:59:063
205332830,1sleep333-21ksoftirqd/310:59:063
205332830,1sleep333-21ksoftirqd/310:59:063
318022780,3chrt0-21swapper/011:43:470
318022780,3chrt0-21swapper/011:43:470
150802770,2chrt15073-21ssh10:20:181
150802770,2chrt15073-21ssh10:20:181
93202750,4sleep10-21swapper/110:14:511
93202750,4sleep10-21swapper/110:14:511
155402700,3sleep00-21swapper/009:47:460
155402700,3sleep00-21swapper/009:47:460
229332690,4chrt0-21swapper/009:21:580
229332690,4chrt0-21swapper/009:21:580
158822660,2sleep10-21swapper/110:54:261
158822660,2sleep10-21swapper/110:54:261
138802660,2sleep00-21swapper/010:19:160
138802660,2sleep00-21swapper/010:19:160
270472650,4sleep00-21swapper/011:38:570
270472650,4sleep00-21swapper/011:38:570
124032630,3chrt0-21swapper/310:50:223
124032630,3chrt0-21swapper/310:50:223
97002610,9sleep121-21ksoftirqd/111:20:261
97002610,9sleep121-21ksoftirqd/111:20:261
88122610,3chrt0-21swapper/012:25:470
261672610,3sleep10-21swapper/109:58:521
261672610,3sleep10-21swapper/109:58:521
261672610,3sleep10-21swapper/109:58:521
115892600,3sleep20-21swapper/207:45:122
115892600,3sleep20-21swapper/207:45:122
63112570,2sleep30-21swapper/311:17:103
63112570,2sleep30-21swapper/311:17:103
63112570,2sleep30-21swapper/311:17:103
271752550,5sleep20-21swapper/211:05:242
26832550,3chrt0-21swapper/311:46:323
279842540,3chrt0-21swapper/009:27:080
279842540,3chrt0-21swapper/009:27:080
290522520,4chrt0-21swapper/311:40:253
290522520,4chrt0-21swapper/311:40:253
254362520,3chrt0-21swapper/212:10:182
254362520,3chrt0-21swapper/212:10:182
150112520,4sleep333-21ksoftirqd/309:14:373
103602520,2sleep30-21swapper/310:15:223
103602520,2sleep30-21swapper/310:15:223
165012500,3chrt0-21swapper/109:49:071
165012500,3chrt0-21swapper/109:49:071
73612490,3chrt0-21swapper/210:45:182
73612490,3chrt0-21swapper/210:45:182
196652490,3chrt0-21swapper/109:51:411
196652490,3chrt0-21swapper/109:51:411
323652480,3sleep030910-21ls07:10:350
188382480,2chrt0-21swapper/010:56:420
188382480,2chrt0-21swapper/010:56:420
188382480,2chrt0-21swapper/010:56:420
87012470,3sleep00-21swapper/010:46:090
87012470,3sleep00-21swapper/010:46:090
314562470,8sleep333-21ksoftirqd/310:36:153
314562470,8sleep333-21ksoftirqd/310:36:153
167422470,6sleep333-21ksoftirqd/310:21:243
167422470,6sleep333-21ksoftirqd/310:21:243
49592460,4sleep30-21swapper/310:42:463
49592460,4sleep30-21swapper/310:42:463
243182460,2sleep20-21swapper/211:02:342
243182460,2sleep20-21swapper/211:02:342
227782460,3chrt0-21swapper/309:21:453
227782460,3chrt0-21swapper/309:21:453
176282460,4chrt0-21swapper/010:22:380
176282460,4chrt0-21swapper/010:22:380
135772460,2chrt0-21swapper/012:30:370
135772460,2chrt0-21swapper/012:30:370
48742450,2sleep00-21swapper/010:10:160
48742450,2sleep00-21swapper/010:10:160
301922450,3sleep00-21swapper/008:35:160
301922450,3sleep00-21swapper/008:35:160
85692440,3sleep00-21swapper/007:35:210
85692440,3sleep00-21swapper/007:35:210
61572430,3sleep20-21swapper/211:16:572
61572430,3sleep20-21swapper/211:16:572
61572430,3sleep20-21swapper/211:16:572
47622420,2sleep20-21swapper/212:21:592
47622420,2sleep20-21swapper/212:21:592
273672420,2sleep00-21swapper/011:05:260
197852420,3sleep30-21swapper/311:30:323
197852420,3sleep30-21swapper/311:30:323
193092420,4sleep30-21swapper/312:36:513
193092420,4sleep30-21swapper/312:36:513
193092420,4sleep30-21swapper/312:36:513
59262410,4sleep00-21swapper/011:50:190
59262410,4sleep00-21swapper/011:50:190
56712410,3sleep00-21swapper/008:55:220
56712410,3sleep00-21swapper/008:55:220
184552410,3chrt0-21swapper/109:17:331
184552410,3chrt0-21swapper/109:17:331
184552410,3chrt0-21swapper/109:17:331
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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