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2025-12-29 - 20:21
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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 Mon Dec 29, 2025 12:45:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3195721340,3sleep30-21swapper/307:45:313
3195721340,3sleep30-21swapper/307:45:313
3233221330,3sleep132307-21ssh11:25:341
3233221330,3sleep132307-21ssh11:25:341
2495521240,4sleep10-21swapper/111:50:581
1115521120,3sleep10-21swapper/110:30:371
1115521120,3sleep10-21swapper/110:30:371
2353021110,3sleep1201rcuc/110:44:151
2811721100,3sleep30-21swapper/309:41:403
2811721100,3sleep30-21swapper/309:41:403
672321050,4sleep30-21swapper/308:05:323
672321050,4sleep30-21swapper/308:05:323
1942421040,3sleep218669-21ls07:10:312
1942421040,3sleep218669-21ls07:10:312
3204321020,3chrt0-21swapper/312:31:273
3204321020,3chrt0-21swapper/312:31:273
1922621010,3sleep30-21swapper/307:10:263
1922621010,3sleep30-21swapper/307:10:263
245882900,3sleep10-21swapper/112:24:421
245882900,3sleep10-21swapper/112:24:421
304682850,2chrt121ksoftirqd/011:24:250
304682850,2chrt121ksoftirqd/011:24:250
214142830,3sleep00-21swapper/010:08:210
214142830,3sleep00-21swapper/010:08:210
3242800,3sleep00-21swapper/012:32:280
3242800,3sleep00-21swapper/012:32:280
38492750,2sleep10-21swapper/112:35:351
38492750,2sleep10-21swapper/112:35:351
19422750,3sleep10-21swapper/109:15:251
19422750,3sleep10-21swapper/109:15:251
326172740,3sleep00-21swapper/009:46:070
326172740,3sleep00-21swapper/009:46:070
99132710,4chrt0-21swapper/309:55:543
99132710,4chrt0-21swapper/309:55:543
51122710,3sleep00-21swapper/011:30:350
51122710,3sleep00-21swapper/011:30:350
308972690,9sleep121-21ksoftirqd/109:45:191
308972690,9sleep121-21ksoftirqd/109:45:191
99692630,3sleep00-21swapper/011:03:150
99692630,3sleep00-21swapper/011:03:150
109822620,3sleep10-21swapper/109:25:021
109822620,3sleep10-21swapper/109:25:021
48362590,3chrt0-21swapper/012:36:500
48362590,3chrt0-21swapper/012:36:500
15472590,4sleep20-21swapper/210:55:052
112582580,2sleep011283-21latency_hist08:20:200
112582580,2sleep011283-21latency_hist08:20:200
183832540,3sleep00-21swapper/011:45:180
183832540,3sleep00-21swapper/011:45:180
118812540,2sleep011924-21awk08:20:280
118812540,2sleep011924-21awk08:20:280
241762520,2sleep00-21swapper/010:10:350
241762520,2sleep00-21swapper/010:10:350
299672510,3chrt0-21swapper/012:30:150
29772490,3sleep00-21swapper/007:55:280
29772490,3sleep00-21swapper/007:55:280
29772490,3sleep00-21swapper/007:55:280
200392480,3sleep018669-21ls07:10:410
200392480,3sleep018669-21ls07:10:410
73682450,4sleep30-21swapper/309:54:103
73682450,4sleep30-21swapper/309:54:103
20086994515,14cyclictest27794-21find07:35:220
20086994515,14cyclictest27794-21find07:35:220
20086994514,11cyclictest13426-21ssh11:40:130
20086994514,11cyclictest13426-21ssh11:40:130
114032450,4sleep1201rcuc/111:37:321
114032450,4sleep1201rcuc/111:37:321
257642440,3chrt0-21swapper/011:19:380
257642440,3chrt0-21swapper/011:19:380
227912440,3chrt0-21swapper/111:15:331
227912440,3chrt0-21swapper/111:15:331
120662430,2sleep00-21swapper/009:25:290
120662430,2sleep00-21swapper/009:25:290
106752430,3sleep30-21swapper/311:04:143
106752430,3sleep30-21swapper/311:04:143
61732420,3sleep30-21swapper/309:19:583
61732420,3sleep30-21swapper/309:19:583
20086994214,11cyclictest15617-21ssh10:02:060
20086994112,12cyclictest1098-21ssh09:14:490
13442410,4sleep0151rcuc/012:00:290
314082400,2sleep012-21ksoftirqd/007:45:230
314082400,2sleep012-21ksoftirqd/007:45:230
20086994016,14cyclictest25136-21chrt08:58:000
20086994016,14cyclictest25136-21chrt08:58:000
20086994014,11cyclictest11303-21ssh10:30:400
20086994014,11cyclictest11303-21ssh10:30:400
20086994013,11cyclictest3021-21sh11:29:260
20086994013,11cyclictest3021-21sh11:29:260
20086994012,11cyclictest24565-21sh09:38:290
20086994012,11cyclictest24565-21sh09:38:290
234622390,3sleep30-21swapper/309:36:573
234622390,3sleep30-21swapper/309:36:573
20086993916,8cyclictest24008-21awk07:25:120
20086993916,8cyclictest24008-21awk07:25:120
20086993914,11cyclictest32679-21ssh10:20:190
20086993914,11cyclictest32679-21ssh10:20:190
20086993912,12cyclictest7249-21ssh12:06:000
20086993912,12cyclictest7249-21ssh12:06:000
181892390,3chrt0-21swapper/310:38:303
181892390,3chrt0-21swapper/310:38:303
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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