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2026-04-26 - 03:23
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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 25, 2026 21:46:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1361521360,3sleep30-21swapper/319:22:303
1361521360,3sleep30-21swapper/319:22:303
1169421340,4sleep30-21swapper/319:17:313
1169421340,4sleep30-21swapper/319:17:313
2008121240,4sleep30-21swapper/319:42:073
2008121240,4sleep30-21swapper/319:42:073
2008121240,4sleep30-21swapper/319:42:073
436521120,2sleep30-21swapper/320:22:313
436521120,2sleep30-21swapper/320:22:313
436521120,2sleep30-21swapper/320:22:313
2358621110,2sleep10-21swapper/121:12:311
2358621110,2sleep10-21swapper/121:12:311
637621100,2sleep20-21swapper/221:27:322
637621100,2sleep20-21swapper/221:27:322
637621100,2sleep20-21swapper/221:27:322
1286821020,3chrt0-21swapper/120:47:181
1935121000,4sleep119347-21find19:37:311
1935121000,4sleep119347-21find19:37:311
1935121000,4sleep119347-21find19:37:311
1382421000,2sleep20-21swapper/220:47:322
248462940,7sleep333-21ksoftirqd/321:13:463
248462940,7sleep333-21ksoftirqd/321:13:463
96162890,3chrt0-21swapper/320:37:223
96162890,3chrt0-21swapper/320:37:223
285662820,8sleep127859-21/usr/sbin/munin21:17:251
285662820,8sleep127859-21/usr/sbin/munin21:17:251
319452810,3chrt0-21swapper/020:12:190
61452740,3sleep30-21swapper/320:27:293
204872730,2sleep020617-21needreboot21:42:220
204872730,2sleep020617-21needreboot21:42:220
68232650,4sleep30-21swapper/321:27:493
68232650,4sleep30-21swapper/321:27:493
68232650,4sleep30-21swapper/321:27:493
87342640,3sleep10-21swapper/119:12:181
87342640,3sleep10-21swapper/119:12:181
87342640,3sleep10-21swapper/119:12:181
309502640,1sleep333-21ksoftirqd/320:07:323
309502640,1sleep333-21ksoftirqd/320:07:323
28722640,11sleep333-21ksoftirqd/321:23:473
28722640,11sleep333-21ksoftirqd/321:23:473
285892610,3chrt0-21swapper/020:02:270
285892610,3chrt0-21swapper/020:02:270
265892610,3sleep30-21swapper/319:57:233
265892610,3sleep30-21swapper/319:57:233
164592600,4chrt0-21swapper/319:32:183
171242490,5sleep30-21swapper/320:57:233
171242490,5sleep30-21swapper/320:57:233
250792470,2sleep025075-21find19:52:310
250792470,2sleep025075-21find19:52:310
265722460,2sleep226587-21needreboot19:57:232
265722460,2sleep226587-21needreboot19:57:232
149712460,2sleep10-21swapper/121:37:201
149712460,2sleep10-21swapper/121:37:201
205022400,3sleep30-21swapper/319:42:203
205022400,3sleep30-21swapper/319:42:203
145682390,2sleep121-21ksoftirqd/121:37:121
10100993924,6cyclictest10005-21taskset20:37:302
10100993924,6cyclictest10005-21taskset20:37:302
183342380,1sleep00-21swapper/021:40:240
183342380,1sleep00-21swapper/021:40:240
18692350,1chrt12-21ksoftirqd/021:22:310
18692350,1chrt12-21ksoftirqd/021:22:310
104902340,5chrt0-21swapper/319:17:073
104902340,5chrt0-21swapper/319:17:073
104902340,5chrt0-21swapper/319:17:073
10100993418,7cyclictest21073-21grep21:42:302
10100993418,7cyclictest21073-21grep21:42:302
196402330,4sleep30-21swapper/321:42:043
196402330,4sleep30-21swapper/321:42:043
10100993319,11cyclictest1856-21find21:22:312
10100993319,11cyclictest1856-21find21:22:312
117552320,2sleep012-21ksoftirqd/020:42:270
117552320,2sleep012-21ksoftirqd/020:42:270
1009899312,3cyclictest131rcu_preempt21:17:300
1009899312,3cyclictest131rcu_preempt21:17:300
97082305,15sleep20-21swapper/219:12:322
97082305,15sleep20-21swapper/219:12:322
97082305,15sleep20-21swapper/219:12:322
57492290,2sleep15809-21ntpq20:27:241
1009899294,4cyclictest131rcu_preempt19:57:280
1009899294,4cyclictest131rcu_preempt19:57:280
1009899292,4cyclictest131rcu_preempt19:42:190
1009899292,4cyclictest131rcu_preempt19:42:190
171862280,3sleep0151rcuc/019:32:270
10098992817,5cyclictest12-21ksoftirqd/021:13:400
10098992817,5cyclictest12-21ksoftirqd/021:13:400
4192270,2sleep30-21swapper/321:22:053
4192270,2sleep30-21swapper/321:22:053
28352270,4sleep10-21swapper/120:21:161
28352270,4sleep10-21swapper/120:21:161
10100992715,9cyclictest21281-21grep19:42:312
10100992715,9cyclictest21281-21grep19:42:312
1010099262,9cyclictest8063-21find20:32:302
1010099262,9cyclictest8063-21find20:32:302
10100992614,9cyclictest19257-21grep21:02:252
10100992614,9cyclictest19257-21grep21:02:252
10100992614,9cyclictest19257-21grep21:02:252
1009999269,4cyclictest131rcu_preempt20:32:301
1009999269,4cyclictest131rcu_preempt20:32:301
1009899262,3cyclictest131rcu_preempt19:47:310
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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