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2025-12-04 - 09:45
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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 Thu Dec 04, 2025 00:45:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2470221400,3sleep30-21swapper/322:17:423
2470221400,3sleep30-21swapper/322:17:423
755521390,5sleep333-21ksoftirqd/322:00:013
755521390,5sleep333-21ksoftirqd/322:00:013
768321380,2sleep10-21swapper/122:34:441
768321380,2sleep10-21swapper/122:34:441
311821350,4sleep30-21swapper/323:38:243
311821350,4sleep30-21swapper/323:38:243
1593121260,2sleep30-21swapper/323:51:343
1879621070,2sleep00-21swapper/023:55:530
2617721020,10sleep333-21ksoftirqd/323:28:273
2617721020,10sleep333-21ksoftirqd/323:28:273
174432980,3chrt0-21swapper/119:21:051
174432980,3chrt0-21swapper/119:21:051
259562970,3sleep10-21swapper/122:19:371
259562970,3sleep10-21swapper/122:19:371
96632930,3sleep30-21swapper/300:21:123
96632930,3sleep30-21swapper/300:21:123
67512890,3sleep10-21swapper/100:17:481
67512890,3sleep10-21swapper/100:17:481
207972880,3sleep10-21swapper/123:56:541
66852800,2sleep00-21swapper/022:33:100
66852800,2sleep00-21swapper/022:33:100
108902800,3sleep10-21swapper/122:03:011
91282770,2chrt0-21swapper/020:25:540
91282770,2chrt0-21swapper/020:25:540
200542770,3sleep10-21swapper/100:33:001
200542770,3sleep10-21swapper/100:33:001
147522770,3sleep10-21swapper/100:26:281
147522770,3sleep10-21swapper/100:26:281
86322730,2sleep20-21swapper/222:35:582
86322730,2sleep20-21swapper/222:35:582
156682720,3chrt0-21swapper/021:33:580
156682720,3chrt0-21swapper/021:33:580
247182710,4sleep10-21swapper/100:39:511
247182710,4sleep10-21swapper/100:39:511
78172680,1sleep333-21ksoftirqd/320:21:113
78172680,1sleep333-21ksoftirqd/320:21:113
287152680,2sleep121-21ksoftirqd/121:47:091
287152680,2sleep121-21ksoftirqd/121:47:091
70682670,4sleep30-21swapper/323:42:193
286602670,3chrt0-21swapper/323:31:083
154732670,3sleep114783-21cyclictest20:41:101
154732670,3sleep114783-21cyclictest20:41:101
251552660,2sleep30-21swapper/321:43:543
251552660,2sleep30-21swapper/321:43:543
14784996227,27cyclictest38850irq/55-eth023:36:060
14784996227,27cyclictest38850irq/55-eth023:36:060
256682580,3chrt0-21swapper/300:02:193
256682580,3chrt0-21swapper/300:02:193
145802580,2sleep213244-21ls19:11:192
145802580,2sleep213244-21ls19:11:192
319572570,4sleep30-21swapper/321:51:093
319572570,4sleep30-21swapper/321:51:093
319572570,4sleep30-21swapper/321:51:093
24142570,3sleep10-21swapper/123:37:211
24142570,3sleep10-21swapper/123:37:211
218452570,3sleep10-21swapper/122:15:271
218452570,3sleep10-21swapper/122:15:271
36582560,4chrt0-21swapper/323:04:563
36582560,4chrt0-21swapper/323:04:563
200372560,8chrt33-21ksoftirqd/300:32:573
200372560,8chrt33-21ksoftirqd/300:32:573
189732560,3chrt0-21swapper/323:21:083
189732560,3chrt0-21swapper/323:21:083
151252560,4sleep10-21swapper/123:51:121
235192550,2sleep30-21swapper/321:01:183
235192550,2sleep30-21swapper/321:01:183
249312540,3chrt0-21swapper/121:06:141
249312540,3chrt0-21swapper/121:06:141
194352540,3chrt0-21swapper/322:11:433
194352540,3chrt0-21swapper/322:11:433
112082540,3sleep10-21swapper/100:22:511
112082540,3sleep10-21swapper/100:22:511
258302520,4sleep00-21swapper/019:41:140
131482520,3chrt0-21swapper/323:49:293
131482520,3chrt0-21swapper/323:49:293
310612500,3sleep30-21swapper/321:16:093
310612500,3sleep30-21swapper/321:16:093
247362500,1sleep223659-21/usr/sbin/munin00:01:192
247362500,1sleep223659-21/usr/sbin/munin00:01:192
44822490,3sleep00-21swapper/021:21:240
44822490,3sleep00-21swapper/021:21:240
317132480,3sleep00-21swapper/022:25:590
268032480,3sleep10-21swapper/121:46:011
208882480,2chrt0-21swapper/000:34:310
208882480,2chrt0-21swapper/000:34:310
92262470,4sleep30-21swapper/323:11:033
92262470,4sleep30-21swapper/323:11:033
90752470,4chrt32031-21kworker/3:222:01:103
37022470,3sleep10-21swapper/120:11:051
186112470,3sleep20-21swapper/223:20:592
186112470,3sleep20-21swapper/223:20:592
1478599474,33cyclictest13517-21ssh22:41:041
1478599474,33cyclictest13517-21ssh22:41:041
108192460,3chrt0-21swapper/123:11:411
108192460,3chrt0-21swapper/123:11:411
258982450,3sleep10-21swapper/123:28:011
258982450,3sleep10-21swapper/123:28:011
216462450,4sleep121-21ksoftirqd/123:23:391
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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