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2026-04-04 - 15:44
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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 Sat Apr 04, 2026 12:45:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1126624830,1sleep121-21ksoftirqd/107:12:101
1126624830,1sleep121-21ksoftirqd/107:12:101
1126823730,2sleep210072-21ls07:12:112
1126823730,2sleep210072-21ls07:12:112
230521500,2sleep10-21swapper/108:16:481
328421480,3sleep30-21swapper/309:57:003
328421480,3sleep30-21swapper/309:57:003
328421480,3sleep30-21swapper/309:57:003
1160521230,3sleep00-21swapper/009:32:050
1160521230,3sleep00-21swapper/009:32:050
2983521140,4sleep129823-21find09:17:111
2983521140,4sleep129823-21find09:17:111
3111221030,6sleep131110-21rm12:37:001
3111221030,6sleep131110-21rm12:37:001
2563021000,2sleep20-21swapper/210:52:102
2563021000,2sleep20-21swapper/210:52:102
266412990,4chrt0-21swapper/311:27:003
206232960,3sleep30-21swapper/309:02:093
208822890,1sleep012-21ksoftirqd/010:47:100
208822890,1sleep012-21ksoftirqd/010:47:100
291242870,1sleep227-21ksoftirqd/210:22:112
291242870,1sleep227-21ksoftirqd/210:22:112
291242870,1sleep227-21ksoftirqd/210:22:112
127402870,3chrt12739-21ssh11:12:082
127402870,3chrt12739-21ssh11:12:082
198072850,3sleep1201rcuc/111:52:111
198072850,3sleep1201rcuc/111:52:111
236252840,3sleep00-21swapper/009:11:580
236252840,3sleep00-21swapper/009:11:580
162772840,2sleep121-21ksoftirqd/111:49:131
162772840,2sleep121-21ksoftirqd/111:49:131
114572820,2sleep121-21ksoftirqd/109:32:021
114572820,2sleep121-21ksoftirqd/109:32:021
315412810,2sleep30-21swapper/312:37:063
315412810,2sleep30-21swapper/312:37:063
228842790,3sleep00-21swapper/009:42:460
228842790,3sleep00-21swapper/009:42:460
77992760,3sleep30-21swapper/311:07:073
77992760,3sleep30-21swapper/311:07:073
213172720,2sleep121320-21cron09:06:461
87052640,2sleep00-21swapper/011:41:370
87052640,2sleep00-21swapper/011:41:370
325122640,3sleep30-21swapper/309:20:183
325122640,3sleep30-21swapper/309:20:183
268952640,3sleep10-21swapper/111:27:021
269752590,4sleep30-21swapper/310:53:363
269752590,4sleep30-21swapper/310:53:363
287262580,10sleep333-21ksoftirqd/309:50:043
287262580,10sleep333-21ksoftirqd/309:50:043
149972580,4chrt0-21swapper/010:08:380
149972580,4chrt0-21swapper/010:08:380
10842580,2sleep00-21swapper/011:00:240
10842580,2sleep00-21swapper/011:00:240
10842580,2sleep00-21swapper/011:00:240
178252570,2sleep20-21swapper/207:31:522
178252570,2sleep20-21swapper/207:31:522
161422570,2sleep016303-21cut09:37:000
161422570,2sleep016303-21cut09:37:000
161422570,2sleep016303-21cut09:37:000
69932560,3chrt0-21swapper/010:33:060
69932560,3chrt0-21swapper/010:33:060
308162550,4sleep00-21swapper/011:31:440
165902550,4chrt0-21swapper/310:42:103
165902550,4chrt0-21swapper/310:42:103
100652550,3sleep29821-21latency_hist10:36:542
100652550,3sleep29821-21latency_hist10:36:542
48302540,3chrt0-21swapper/110:31:551
302722530,9sleep030274-21sh12:02:110
302722530,9sleep030274-21sh12:02:110
197812530,3chrt0-21swapper/107:36:531
303912520,2sleep030321-21/usr/sbin/munin09:51:590
303912520,2sleep030321-21/usr/sbin/munin09:51:590
36942500,3chrt0-21swapper/311:36:493
36942500,3chrt0-21swapper/311:36:493
279552500,2sleep127963-21ssh09:48:511
279552500,2sleep127963-21ssh09:48:511
204482490,3sleep30-21swapper/311:20:093
204482490,3sleep30-21swapper/311:20:093
55632480,3sleep10-21swapper/111:37:321
55632480,3sleep10-21swapper/111:37:321
98762470,3sleep00-21swapper/012:15:410
98762470,3sleep00-21swapper/012:15:410
80222470,2sleep2261rcuc/211:40:422
80222470,2sleep2261rcuc/211:40:422
81732460,3sleep10-21swapper/109:28:241
81732460,3sleep10-21swapper/109:28:241
236812460,3chrt0-21swapper/010:17:060
236812460,3chrt0-21swapper/010:17:060
203802460,3sleep10-21swapper/109:41:101
203802460,3sleep10-21swapper/109:41:101
203802460,3sleep10-21swapper/109:41:101
318792450,3sleep30-21swapper/312:04:473
318792450,3sleep30-21swapper/312:04:473
226942440,3sleep30-21swapper/311:22:023
226942440,3sleep30-21swapper/311:22:023
226942440,3sleep30-21swapper/311:22:023
131552430,3sleep00-21swapper/008:42:110
109792420,2sleep00-21swapper/007:12:060
109792420,2sleep00-21swapper/007:12:060
88892400,2sleep18917-21ntp_states08:32:041
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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