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2025-12-07 - 22:49
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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 07, 2025 12:44:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2338721270,9sleep333-21ksoftirqd/309:11:073
2319721080,3sleep10-21swapper/109:11:011
2319721080,3sleep10-21swapper/109:11:011
2707221040,3chrt0-21swapper/109:15:351
206582850,2sleep20-21swapper/209:01:172
222272770,2sleep10-21swapper/107:41:081
222272770,2sleep10-21swapper/107:41:081
20882740,3chrt0-21swapper/211:55:072
151152730,3chrt0-21swapper/307:21:123
151152730,3chrt0-21swapper/307:21:123
150552680,3chrt15059-21unixbench-2d08:46:181
150552680,3chrt15059-21unixbench-2d08:46:181
85772650,3sleep20-21swapper/210:46:592
316182640,3sleep20-21swapper/208:06:082
316182640,3sleep20-21swapper/208:06:082
219652640,1sleep1131rcu_preempt11:41:121
219652640,1sleep1131rcu_preempt11:41:121
76312590,2sleep20-21swapper/208:26:212
76312590,2sleep20-21swapper/208:26:212
92822570,3sleep20-21swapper/211:26:182
134342570,4sleep00-21swapper/010:53:240
247202550,2sleep223913-21/usr/sbin/munin07:46:162
27172540,4sleep30-21swapper/311:19:033
245672540,3chrt0-21swapper/209:51:092
245672540,3chrt0-21swapper/209:51:092
79762530,3sleep10-21swapper/110:09:161
79762530,3sleep10-21swapper/110:09:161
271872530,2sleep227199-21ssh11:10:152
271872530,2sleep227199-21ssh11:10:152
263462530,2sleep126356-21ssh10:30:391
263462530,2sleep126356-21ssh10:30:391
9482520,3chrt0-21swapper/209:21:512
9482520,3chrt0-21swapper/209:21:512
100832520,3sleep10-21swapper/112:03:221
100832520,3sleep10-21swapper/112:03:221
18822510,3sleep20-21swapper/208:11:192
119872500,2sleep010542-21ls07:11:260
119872500,2sleep010542-21ls07:11:260
58322490,4chrt0-21swapper/112:32:321
58322490,4chrt0-21swapper/112:32:321
254532480,3sleep00-21swapper/011:07:190
254532480,3sleep00-21swapper/011:07:190
238112470,2sleep30-21swapper/307:46:003
238112470,2sleep30-21swapper/307:46:003
322602460,4sleep30-21swapper/310:00:183
322602460,4sleep30-21swapper/310:00:183
214232460,7sleep333-21ksoftirqd/311:02:433
214232460,7sleep333-21ksoftirqd/311:02:433
205792460,3chrt0-21swapper/112:15:081
205792460,3chrt0-21swapper/112:15:081
52572450,3chrt0-21swapper/309:27:193
52572450,3chrt0-21swapper/309:27:193
33322450,3sleep30-21swapper/308:16:143
33322450,3sleep30-21swapper/308:16:143
76352440,3chrt0-21swapper/311:25:063
76352440,3chrt0-21swapper/311:25:063
122862440,2chrt12146-21/usr/sbin/munin12:06:071
122862440,2chrt12146-21/usr/sbin/munin12:06:071
105222440,8sleep227-21ksoftirqd/208:36:102
105222440,8sleep227-21ksoftirqd/208:36:102
76392430,3sleep30-21swapper/310:08:423
76392430,3sleep30-21swapper/310:08:423
154892430,2sleep2261rcuc/211:33:532
154892430,2sleep2261rcuc/211:33:532
304752420,3sleep30-21swapper/309:19:073
304752420,3sleep30-21swapper/309:19:073
284892420,6sleep228488-21sshd10:32:082
284892420,6sleep228488-21sshd10:32:082
141962410,3sleep20-21swapper/210:54:392
36632400,2sleep20-21swapper/210:04:152
36632400,2sleep20-21swapper/210:04:152
182952400,3sleep30-21swapper/310:21:083
182952400,3sleep30-21swapper/310:21:083
61262390,2chrt271ksoftirqd/209:28:502
61262390,2chrt271ksoftirqd/209:28:502
288592390,3sleep127844-21/usr/sbin/munin11:11:261
288592390,3sleep127844-21/usr/sbin/munin11:11:261
85662380,4sleep30-21swapper/312:01:193
85662380,4sleep30-21swapper/312:01:193
254262380,3sleep10-21swapper/111:07:161
254262380,3sleep10-21swapper/111:07:161
46122370,3sleep30-21swapper/310:05:503
46122370,3sleep30-21swapper/310:05:503
227852370,3chrt0-21swapper/112:16:281
227852370,3chrt0-21swapper/112:16:281
37992350,2sleep03807-21sh11:20:500
154782350,3sleep10-21swapper/111:33:521
154782350,3sleep10-21swapper/111:33:521
314112340,3sleep00-21swapper/010:36:120
314112340,3sleep00-21swapper/010:36:120
112722341,18sleep30-21swapper/307:11:133
112722341,18sleep30-21swapper/307:11:133
75002330,4sleep121-21ksoftirqd/111:24:521
75002330,4sleep121-21ksoftirqd/111:24:521
51702330,3sleep20-21swapper/208:21:152
252012330,2sleep125320-21run-parts09:51:171
252012330,2sleep125320-21run-parts09:51:171
282452320,3sleep30-21swapper/312:22:453
282452320,3sleep30-21swapper/312:22:453
140752320,2sleep20-21swapper/210:16:092
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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