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2026-01-12 - 14:34
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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 Jan 12, 2026 12:44:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1791621370,3sleep00-21swapper/010:51:370
1791621370,3sleep00-21swapper/010:51:370
1791621370,3sleep00-21swapper/010:51:370
235721210,3chrt0-21swapper/111:09:341
235721210,3chrt0-21swapper/111:09:341
2042721170,4sleep30-21swapper/307:55:423
2042721170,4sleep30-21swapper/307:55:423
1923321150,3sleep30-21swapper/310:20:373
98272970,3sleep10-21swapper/111:49:571
98272970,3sleep10-21swapper/111:49:571
19512940,3sleep30-21swapper/311:40:473
19512940,3sleep30-21swapper/311:40:473
239782920,2chrt23441-21/usr/sbin/munin08:05:422
239782920,2chrt23441-21/usr/sbin/munin08:05:422
244362870,3sleep10-21swapper/109:52:381
244362870,3sleep10-21swapper/109:52:381
238402870,2sleep30-21swapper/309:19:453
238402870,2sleep30-21swapper/309:19:453
321802850,4chrt0-21swapper/309:27:403
321802850,4chrt0-21swapper/309:27:403
281662840,2sleep30-21swapper/308:15:473
281662840,2sleep30-21swapper/308:15:473
281662840,2sleep30-21swapper/308:15:473
64002820,4sleep1201rcuc/110:40:371
64002820,4sleep1201rcuc/110:40:371
145612800,3sleep30-21swapper/309:42:393
145612800,3sleep30-21swapper/309:42:393
116642790,3sleep30-21swapper/310:45:413
118612750,2chrt0-21swapper/309:40:303
118612750,2chrt0-21swapper/309:40:303
179962740,3sleep10-21swapper/107:50:341
151192710,3chrt0-21swapper/310:15:473
218602680,2sleep30-21swapper/310:22:583
218602680,2sleep30-21swapper/310:22:583
218602680,2sleep30-21swapper/310:22:583
320972670,3chrt0-21swapper/312:11:493
320972670,3chrt0-21swapper/312:11:493
148922670,4sleep10-21swapper/109:10:381
148922670,4sleep10-21swapper/109:10:381
69342660,3sleep10-21swapper/111:14:001
69342660,3sleep10-21swapper/111:14:001
38782660,2sleep03334-21ls07:10:400
38782660,2sleep03334-21ls07:10:400
38782660,2sleep03334-21ls07:10:400
204902660,3sleep30-21swapper/310:55:093
204902660,3sleep30-21swapper/310:55:093
204902660,3sleep30-21swapper/310:55:093
114012630,3chrt10832-21/usr/sbin/munin09:00:421
111032620,3sleep30-21swapper/307:30:393
111032620,3sleep30-21swapper/307:30:393
181222600,4sleep30-21swapper/307:50:373
181222600,4sleep30-21swapper/307:50:373
76622590,8sleep333-21ksoftirqd/311:14:593
76622590,8sleep333-21ksoftirqd/311:14:593
194242590,2sleep019427-21unixbench_multi11:25:490
31042580,2chrt0-21swapper/110:04:241
31042580,2chrt0-21swapper/110:04:241
161572580,2sleep30-21swapper/309:11:173
161572580,2sleep30-21swapper/309:11:173
206652560,4sleep00-21swapper/010:21:190
206652560,4sleep00-21swapper/010:21:190
206652560,4sleep00-21swapper/010:21:190
127342560,3sleep30-21swapper/311:52:123
127342560,3sleep30-21swapper/311:52:123
70462550,3sleep10-21swapper/107:20:281
70462550,3sleep10-21swapper/107:20:281
56192550,3chrt0-21swapper/310:39:543
56192550,3chrt0-21swapper/310:39:543
56192550,3chrt0-21swapper/310:39:543
99722530,3sleep10-21swapper/108:55:481
99722530,3sleep10-21swapper/108:55:481
99722530,3sleep10-21swapper/108:55:481
240572530,1sleep024077-21ntp_states08:05:450
240572530,1sleep024077-21ntp_states08:05:450
45002510,3sleep13334-21ls07:10:491
45002510,3sleep13334-21ls07:10:491
45002510,3sleep13334-21ls07:10:491
233262510,2chrt0-21swapper/311:30:383
233262510,2chrt0-21swapper/311:30:383
168982510,2sleep30-21swapper/311:56:063
168982510,2sleep30-21swapper/311:56:063
168982510,2sleep30-21swapper/311:56:063
53042500,2sleep10-21swapper/112:19:191
53042500,2sleep10-21swapper/112:19:191
325632500,3sleep30-21swapper/308:30:383
325632500,3sleep30-21swapper/308:30:383
27892500,4sleep20-21swapper/209:30:452
201972500,4sleep00-21swapper/009:48:350
201972500,4sleep00-21swapper/009:48:350
55572490,4sleep30-21swapper/308:45:373
147312490,3sleep10-21swapper/111:54:551
147312490,3sleep10-21swapper/111:54:551
43312470,4chrt0-21swapper/308:40:473
43312470,4chrt0-21swapper/308:40:473
270372470,3chrt0-21swapper/312:06:393
270372470,3chrt0-21swapper/312:06:393
52052460,3sleep2261rcuc/207:15:272
52052460,3sleep2261rcuc/207:15:272
52052460,3sleep2261rcuc/207:15:272
83232450,2sleep0151rcuc/010:09:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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