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2026-06-19 - 15:41
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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 Fri Jun 19, 2026 12:45:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1466221480,2sleep00-21swapper/008:50:430
1466221480,2sleep00-21swapper/008:50:430
2250421450,2sleep10-21swapper/109:10:491
2250421450,2sleep10-21swapper/109:10:491
1411421400,3sleep10-21swapper/108:50:321
2317721020,2chrt0-21swapper/312:34:563
2317721020,2chrt0-21swapper/312:34:563
167012970,3chrt0-21swapper/307:25:463
167012970,3chrt0-21swapper/307:25:463
280192910,3sleep30-21swapper/312:00:283
280192910,3sleep30-21swapper/312:00:283
263052860,5sleep30-21swapper/309:15:503
263052860,5sleep30-21swapper/309:15:503
263052860,5sleep30-21swapper/309:15:503
258962860,3sleep30-21swapper/307:50:503
258962860,3sleep30-21swapper/307:50:503
258962860,3sleep30-21swapper/307:50:503
151272860,3sleep20-21swapper/211:43:112
151272860,3sleep20-21swapper/211:43:112
151272860,3sleep20-21swapper/211:43:112
29582830,3chrt0-21swapper/210:05:482
29582830,3chrt0-21swapper/210:05:482
29582830,3chrt0-21swapper/210:05:482
157402830,3sleep20-21swapper/211:03:242
157402830,3sleep20-21swapper/211:03:242
49182820,3sleep30-21swapper/309:30:003
49182820,3sleep30-21swapper/309:30:003
160542750,2sleep00-21swapper/009:40:510
160542750,2sleep00-21swapper/009:40:510
160542750,2sleep00-21swapper/009:40:510
242302740,3sleep30-21swapper/310:32:503
242302740,3sleep30-21swapper/310:32:503
133312720,4chrt0-21swapper/309:38:323
133312720,4chrt0-21swapper/309:38:323
293752710,3sleep20-21swapper/212:00:512
293752710,3sleep20-21swapper/212:00:512
293752710,3sleep20-21swapper/212:00:512
263152700,3sleep226316-21idleruntime-cro09:55:282
263152700,3sleep226316-21idleruntime-cro09:55:282
263152700,3sleep226316-21idleruntime-cro09:55:282
263152700,3sleep226316-21idleruntime-cro09:55:282
167182700,2sleep116808-21gunzip08:55:471
167182700,2sleep116808-21gunzip08:55:471
311612690,4sleep30-21swapper/308:05:493
311612690,4sleep30-21swapper/308:05:493
311612690,4sleep30-21swapper/308:05:493
225592650,2sleep30-21swapper/311:52:243
225592650,2sleep30-21swapper/311:52:243
225592650,2sleep30-21swapper/311:52:243
90282640,3sleep20-21swapper/211:35:472
90282640,3sleep20-21swapper/211:35:472
295792620,4sleep30-21swapper/312:00:523
295792620,4sleep30-21swapper/312:00:523
295792620,4sleep30-21swapper/312:00:523
93312600,3sleep20-21swapper/210:15:052
93312600,3sleep20-21swapper/210:15:052
245752600,4sleep30-21swapper/311:15:233
245752600,4sleep30-21swapper/311:15:233
272422590,3chrt0-21swapper/212:40:182
272422590,3chrt0-21swapper/212:40:182
269052580,3chrt0-21swapper/307:55:403
269052580,3chrt0-21swapper/307:55:403
7862570,3sleep30-21swapper/312:05:513
7862570,3sleep30-21swapper/312:05:513
7862570,3sleep30-21swapper/312:05:513
7862570,3sleep30-21swapper/312:05:513
86702560,2chrt0-21swapper/308:35:353
86702560,2chrt0-21swapper/308:35:353
86702560,2chrt0-21swapper/308:35:353
4362550,3sleep20-21swapper/210:44:272
4362550,3sleep20-21swapper/210:44:272
4362550,3sleep20-21swapper/210:44:272
169262550,2chrt0-21swapper/010:23:350
169262550,2chrt0-21swapper/010:23:350
169262550,2chrt0-21swapper/010:23:350
125872540,2sleep112606-21munin-node11:40:381
125872540,2sleep112606-21munin-node11:40:381
125872540,2sleep112606-21munin-node11:40:381
126352530,2sleep20-21swapper/210:18:322
126352530,2sleep20-21swapper/210:18:322
33272520,2chrt0-21swapper/009:27:360
33272520,2chrt0-21swapper/009:27:360
171572520,1sleep116523-21/usr/sbin/munin11:45:431
171572520,1sleep116523-21/usr/sbin/munin11:45:431
171572520,1sleep116523-21/usr/sbin/munin11:45:431
141712520,3sleep30-21swapper/307:20:413
141712520,3sleep30-21swapper/307:20:413
81892480,3sleep30-21swapper/312:15:433
251172450,2sleep225116-21grep07:50:412
251172450,2sleep225116-21grep07:50:412
251172450,2sleep225116-21grep07:50:412
49932440,2sleep20-21swapper/210:50:342
49932440,2sleep20-21swapper/210:50:342
49932440,2sleep20-21swapper/210:50:342
158382440,3sleep30-21swapper/308:55:283
158382440,3sleep30-21swapper/308:55:283
31552430,3sleep10-21swapper/112:09:501
31552430,3sleep10-21swapper/112:09:501
31552430,3sleep10-21swapper/112:09:501
31552430,3sleep10-21swapper/112:09:501
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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