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2026-07-21 - 05:40
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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 Tue Jul 21, 2026 00:45:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
693621390,2sleep10-21swapper/120:16:131
693621390,2sleep10-21swapper/120:16:131
3149621390,3sleep20-21swapper/200:28:072
3149621390,3sleep20-21swapper/200:28:072
2433021230,9sleep121-21ksoftirqd/121:46:121
2433021230,9sleep121-21ksoftirqd/121:46:121
3167521220,3sleep20-21swapper/223:50:052
3167521220,3sleep20-21swapper/223:50:052
3167521220,3sleep20-21swapper/223:50:052
252821200,4sleep30-21swapper/322:36:223
252821200,4sleep30-21swapper/322:36:223
1294621180,3sleep20-21swapper/221:32:142
1294621180,3sleep20-21swapper/221:32:142
1294621180,3sleep20-21swapper/221:32:142
2990721160,2sleep10-21swapper/123:46:541
2990721160,2sleep10-21swapper/123:46:541
2990721160,2sleep10-21swapper/123:46:541
2910121120,2sleep229096-21ssh21:51:202
2910121120,2sleep229096-21ssh21:51:202
1600621080,3chrt0-21swapper/222:14:552
1600621080,3chrt0-21swapper/222:14:552
165521010,4sleep30-21swapper/320:01:163
165521010,4sleep30-21swapper/320:01:163
12902980,3chrt0-21swapper/323:14:003
12902980,3chrt0-21swapper/323:14:003
75022970,3sleep30-21swapper/300:38:133
75022970,3sleep30-21swapper/300:38:133
29622930,3sleep12924-21ssh23:16:111
29622930,3sleep12924-21ssh23:16:111
29622930,3sleep12924-21ssh23:16:111
70892910,3chrt0-21swapper/320:16:153
70892910,3chrt0-21swapper/320:16:153
31102910,3sleep30-21swapper/323:54:243
31102910,3sleep30-21swapper/323:54:243
31102910,3sleep30-21swapper/323:54:243
182402860,2sleep10-21swapper/120:46:121
182402860,2sleep10-21swapper/120:46:121
182402860,2sleep10-21swapper/120:46:121
76292850,2sleep30-21swapper/323:21:163
76292850,2sleep30-21swapper/323:21:163
76292850,2sleep30-21swapper/323:21:163
12982850,4sleep30-21swapper/321:56:233
12982850,4sleep30-21swapper/321:56:233
12982850,4sleep30-21swapper/321:56:233
299512840,3sleep30-21swapper/321:14:233
299512840,3sleep30-21swapper/321:14:233
226022840,9sleep333-21ksoftirqd/320:56:223
226022840,9sleep333-21ksoftirqd/320:56:223
226022840,9sleep333-21ksoftirqd/320:56:223
277502800,4sleep30-21swapper/322:28:353
277502800,4sleep30-21swapper/322:28:353
191092790,4sleep121-21ksoftirqd/121:40:331
191092790,4sleep121-21ksoftirqd/121:40:331
191092790,4sleep121-21ksoftirqd/121:40:331
303522750,4sleep230351-21ssh22:31:192
303522750,4sleep230351-21ssh22:31:192
94382730,3sleep30-21swapper/300:01:193
94382730,3sleep30-21swapper/300:01:193
208622730,3sleep20-21swapper/222:58:402
208622730,3sleep20-21swapper/222:58:402
208622730,3sleep20-21swapper/222:58:402
208622730,3sleep20-21swapper/222:58:402
276372710,3chrt0-21swapper/221:50:392
276372710,3chrt0-21swapper/221:50:392
272522690,3sleep20-21swapper/223:44:462
272522690,3sleep20-21swapper/223:44:462
25612640,4sleep10-21swapper/100:31:481
25612640,4sleep10-21swapper/100:31:481
155962620,4sleep30-21swapper/322:14:123
155962620,4sleep30-21swapper/322:14:123
85782580,3sleep30-21swapper/320:21:103
85782580,3sleep30-21swapper/320:21:103
85782580,3sleep30-21swapper/320:21:103
145842570,3sleep20-21swapper/219:11:092
145842570,3sleep20-21swapper/219:11:092
166932560,3sleep10-21swapper/120:41:171
166932560,3sleep10-21swapper/120:41:171
166932560,3sleep10-21swapper/120:41:171
170612510,2sleep017071-21ssh22:54:210
170612510,2sleep017071-21ssh22:54:210
292032500,2sleep30-21swapper/323:46:203
292032500,2sleep30-21swapper/323:46:203
292032500,2sleep30-21swapper/323:46:203
249612500,3sleep30-21swapper/319:36:213
249612500,3sleep30-21swapper/319:36:213
238332500,3sleep30-21swapper/321:01:133
238332500,3sleep30-21swapper/321:01:133
238332500,3sleep30-21swapper/321:01:133
233332500,3sleep00-21swapper/021:45:270
233332500,3sleep00-21swapper/021:45:270
233332500,3sleep00-21swapper/021:45:270
169412490,3sleep20-21swapper/221:36:572
169412490,3sleep20-21swapper/221:36:572
169412490,3sleep20-21swapper/221:36:572
81242480,2sleep10-21swapper/123:21:231
81242480,2sleep10-21swapper/123:21:231
81242480,2sleep10-21swapper/123:21:231
311562470,3sleep00-21swapper/022:32:090
311562470,3sleep00-21swapper/022:32:090
321102450,3sleep30-21swapper/300:29:123
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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