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2026-04-16 - 15:17
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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 Apr 16, 2026 11:16:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3169021680,25sleep10-21swapper/107:12:211
971821650,2sleep10-21swapper/109:42:061
971821650,2sleep10-21swapper/109:42:061
971821650,2sleep10-21swapper/109:42:061
2125321650,2sleep00-21swapper/010:27:120
2125321650,2sleep00-21swapper/010:27:120
2125321650,2sleep00-21swapper/010:27:120
1742021180,1sleep333-21ksoftirqd/310:22:203
1742021180,1sleep333-21ksoftirqd/310:22:203
2358621160,2sleep20-21swapper/209:22:212
2358621160,2sleep20-21swapper/209:22:212
601921030,4sleep30-21swapper/309:37:333
601921030,4sleep30-21swapper/309:37:333
601921030,4sleep30-21swapper/309:37:333
2539421020,3sleep30-21swapper/311:04:263
2539421020,3sleep30-21swapper/311:04:263
2539421020,3sleep30-21swapper/311:04:263
2811821010,2sleep30-21swapper/309:27:203
2811821010,2sleep30-21swapper/309:27:203
261022990,1sleep012-21ksoftirqd/008:22:200
261022990,1sleep012-21ksoftirqd/008:22:200
261022990,1sleep012-21ksoftirqd/008:22:200
50652940,2sleep30-21swapper/307:27:193
50652940,2sleep30-21swapper/307:27:193
198292890,3chrt0-21swapper/209:18:552
198292890,3chrt0-21swapper/209:18:552
198292890,3chrt0-21swapper/209:18:552
12032880,4sleep30-21swapper/311:12:583
12032880,4sleep30-21swapper/311:12:583
67202850,2chrt6716-21ntp_states07:32:151
96792750,4sleep30-21swapper/310:48:023
96792750,4sleep30-21swapper/310:48:023
231732710,4sleep30-21swapper/309:22:133
231732710,4sleep30-21swapper/309:22:133
44232700,8sleep121-21ksoftirqd/110:10:071
44232700,8sleep121-21ksoftirqd/110:10:071
44232700,8sleep121-21ksoftirqd/110:10:071
319902700,7sleep012-21ksoftirqd/007:12:280
146442700,2sleep30-21swapper/307:52:213
252602690,3sleep20-21swapper/211:04:132
252602690,3sleep20-21swapper/211:04:132
252602690,3sleep20-21swapper/211:04:132
55662620,2chrt131rcu_preempt10:11:572
55662620,2chrt131rcu_preempt10:11:572
55662620,2chrt131rcu_preempt10:11:572
250082620,3sleep20-21swapper/208:22:022
250082620,3sleep20-21swapper/208:22:022
250602610,2sleep012-21ksoftirqd/009:57:200
250602610,2sleep012-21ksoftirqd/009:57:200
87032600,6sleep0121ksoftirqd/010:14:160
87032600,6sleep0121ksoftirqd/010:14:160
105202600,2sleep210611-21tail09:07:142
105202600,2sleep210611-21tail09:07:142
312142570,4chrt0-21swapper/310:03:223
312142570,4chrt0-21swapper/310:03:223
120092570,3chrt0-21swapper/309:12:083
120092570,3chrt0-21swapper/309:12:083
4462530,3chrt0-21swapper/210:38:392
4462530,3chrt0-21swapper/210:38:392
84832520,1sleep18585-21/usr/sbin/munin09:02:111
84832520,1sleep18585-21/usr/sbin/munin09:02:111
32043995232,15cyclictest333-21cat07:17:102
32043995232,15cyclictest333-21cat07:17:102
32043995232,15cyclictest333-21cat07:17:102
42032500,4chrt0-21swapper/010:09:460
42032500,4chrt0-21swapper/010:09:460
42032500,4chrt0-21swapper/010:09:460
134992500,4chrt0-21swapper/310:52:243
134992500,4chrt0-21swapper/310:52:243
11602490,3sleep032039-21cyclictest11:12:550
11602490,3sleep032039-21cyclictest11:12:550
32043994818,12cyclictest18535-21ssh09:51:592
32043994818,12cyclictest18535-21ssh09:51:592
152502480,3chrt0-21swapper/009:47:190
152502480,3chrt0-21swapper/009:47:190
32043994719,16cyclictest6295-21ssh09:37:552
32043994719,16cyclictest6295-21ssh09:37:552
32043994719,16cyclictest6295-21ssh09:37:552
32043994717,11cyclictest21312-21ssh09:53:512
15522470,3chrt0-21swapper/211:13:252
15522470,3chrt0-21swapper/211:13:252
32043994617,11cyclictest5833-21ssh10:44:102
32043994617,11cyclictest5833-21ssh10:44:102
32043994616,9cyclictest25046-21find09:57:212
32043994616,9cyclictest25046-21find09:57:212
32043994616,12cyclictest812-21ssh09:32:412
224572460,2sleep20-21swapper/208:12:212
224572460,2sleep20-21swapper/208:12:212
32043994516,12cyclictest30124-21ssh11:09:472
32043994516,12cyclictest30124-21ssh11:09:472
32043994516,12cyclictest30124-21ssh11:09:472
32043994516,11cyclictest14362-21chrt10:53:122
32043994516,11cyclictest14362-21chrt10:53:122
32043994516,11cyclictest13856-21rm09:13:032
32043994516,11cyclictest13856-21rm09:13:032
179482450,10sleep012-21ksoftirqd/010:22:450
179482450,10sleep012-21ksoftirqd/010:22:450
175872450,4sleep20-21swapper/210:57:092
175872450,4sleep20-21swapper/210:57:092
175872450,4sleep20-21swapper/210:57:092
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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