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2026-06-29 - 12:09
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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 Jun 29, 2026 00:45:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3014621420,2sleep00-21swapper/021:33:540
3014621420,2sleep00-21swapper/021:33:540
908721060,2chrt0-21swapper/323:41:343
908721060,2chrt0-21swapper/323:41:343
908721060,2chrt0-21swapper/323:41:343
108142930,3sleep00-21swapper/000:20:500
108142930,3sleep00-21swapper/000:20:500
108142930,3sleep00-21swapper/000:20:500
203352920,3chrt0-21swapper/022:39:450
203352920,3chrt0-21swapper/022:39:450
32222910,4chrt0-21swapper/023:35:440
32222910,4chrt0-21swapper/023:35:440
32222910,4chrt0-21swapper/023:35:440
58212890,4sleep15090-21/usr/sbin/munin20:55:571
58212890,4sleep15090-21/usr/sbin/munin20:55:571
301662870,1chrt30159-21/usr/sbin/munin20:35:471
161422860,2sleep00-21swapper/000:26:290
161422860,2sleep00-21swapper/000:26:290
98902730,2sleep30-21swapper/321:46:193
98902730,2sleep30-21swapper/321:46:193
98902730,2sleep30-21swapper/321:46:193
75532700,9sleep07558-21unixbench_singl19:31:000
75532700,9sleep07558-21unixbench_singl19:31:000
201702700,3sleep220171-21vmstat21:21:022
201702700,3sleep220171-21vmstat21:21:022
201702700,3sleep220171-21vmstat21:21:022
303512670,2sleep20-21swapper/223:28:512
303512670,2sleep20-21swapper/223:28:512
303512670,2sleep20-21swapper/223:28:512
266742650,4sleep00-21swapper/023:24:390
266742650,4sleep00-21swapper/023:24:390
266742650,4sleep00-21swapper/023:24:390
231172650,4sleep023110-21cron23:20:370
63442610,3chrt0-21swapper/023:39:060
63442610,3chrt0-21swapper/023:39:060
63442610,3chrt0-21swapper/023:39:060
21132500,3sleep00-21swapper/000:11:210
21132500,3sleep00-21swapper/000:11:210
27872480,3sleep10-21swapper/121:39:011
27872480,3sleep10-21swapper/121:39:011
173122480,3chrt0-21swapper/121:18:191
173122480,3chrt0-21swapper/121:18:191
114702480,2sleep111487-21latency_hist23:45:431
114702480,2sleep111487-21latency_hist23:45:431
114702480,2sleep111487-21latency_hist23:45:431
240692470,3sleep024044-21sort00:00:480
240692470,3sleep024044-21sort00:00:480
33802450,3sleep00-21swapper/019:20:550
33802450,3sleep00-21swapper/019:20:550
164162450,2sleep00-21swapper/023:13:090
164162450,2sleep00-21swapper/023:13:090
117312440,2sleep20-21swapper/222:28:542
117312440,2sleep20-21swapper/222:28:542
156022420,1sleep30-21swapper/323:12:003
156022420,1sleep30-21swapper/323:12:003
104482420,3sleep10-21swapper/119:40:491
104482420,3sleep10-21swapper/119:40:491
104482420,3sleep10-21swapper/119:40:491
84362410,2sleep30-21swapper/322:25:213
84362410,2sleep30-21swapper/322:25:213
84362410,2sleep30-21swapper/322:25:213
293752400,2sleep029483-21ssh22:10:520
293752400,2sleep029483-21ssh22:10:520
293752400,2sleep029483-21ssh22:10:520
84422390,3sleep08435-21ssh23:40:580
84422390,3sleep08435-21ssh23:40:580
84422390,3sleep08435-21ssh23:40:580
164522390,2sleep10-21swapper/100:27:021
164522390,2sleep10-21swapper/100:27:021
326532380,2sleep131217-21ls19:11:041
190082370,1chrt0-21swapper/322:37:193
190082370,1chrt0-21swapper/322:37:193
104032350,3sleep10-21swapper/122:26:241
104032350,3sleep10-21swapper/122:26:241
321342340,2sleep20-21swapper/200:09:512
321342340,2sleep20-21swapper/200:09:512
286612340,3chrt0-21swapper/022:50:060
286612340,3chrt0-21swapper/022:50:060
286612340,3chrt0-21swapper/022:50:060
186002340,3sleep30-21swapper/323:53:523
186002340,3sleep30-21swapper/323:53:523
186002340,3sleep30-21swapper/323:53:523
113812340,3sleep00-21swapper/021:10:550
113812340,3sleep00-21swapper/021:10:550
113812340,3sleep00-21swapper/021:10:550
110282340,2sleep20-21swapper/200:20:522
110282340,2sleep20-21swapper/200:20:522
110282340,2sleep20-21swapper/200:20:522
211072330,2sleep00-21swapper/021:22:440
211072330,2sleep00-21swapper/021:22:440
211072330,2sleep00-21swapper/021:22:440
129242330,3chrt0-21swapper/023:46:010
129242330,3chrt0-21swapper/023:46:010
129242330,3chrt0-21swapper/023:46:010
72892320,1sleep20-21swapper/222:23:192
72892320,1sleep20-21swapper/222:23:192
72892320,1sleep20-21swapper/222:23:192
264552320,2sleep226462-21ssh22:46:072
264552320,2sleep226462-21ssh22:46:072
264552320,2sleep226462-21ssh22:46:072
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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