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2025-11-19 - 02:09
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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 50 highest latencies:
System rack4slot1.osadl.org (updated Wed Nov 19, 2025 00:44:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
638421500,2sleep00-21swapper/023:45:050
638421500,2sleep00-21swapper/023:45:050
494721430,3sleep30-21swapper/321:59:073
494721430,3sleep30-21swapper/321:59:073
3223521210,4chrt0-21swapper/321:53:243
525021170,2sleep2261rcuc/221:59:342
525021170,2sleep2261rcuc/221:59:342
1661421170,3sleep30-21swapper/321:36:043
1661421170,3sleep30-21swapper/321:36:043
1562021170,3chrt0-21swapper/319:20:373
339321160,3sleep30-21swapper/323:41:023
339321160,3sleep30-21swapper/323:41:023
526121100,3chrt0-21swapper/200:20:002
526121100,3chrt0-21swapper/200:20:002
526121100,3chrt0-21swapper/200:20:002
951721010,3sleep20-21swapper/223:12:562
951721010,3sleep20-21swapper/223:12:562
1357421000,4sleep30-21swapper/322:07:593
1357421000,4sleep30-21swapper/322:07:593
246922940,3sleep00-21swapper/022:20:170
246922940,3sleep00-21swapper/022:20:170
25722930,2chrt2573-21/usr/sbin/munin22:30:551
25722930,2chrt2573-21/usr/sbin/munin22:30:551
294302890,13sleep333-21ksoftirqd/300:10:203
212872880,3chrt21288-21sh21:41:030
212872880,3chrt21288-21sh21:41:030
256862860,4sleep30-21swapper/322:55:533
256862860,4sleep30-21swapper/322:55:533
168702780,2sleep0151rcuc/020:50:430
168702780,2sleep0151rcuc/020:50:430
104122780,4sleep30-21swapper/320:31:013
104122780,4sleep30-21swapper/320:31:013
306022730,2sleep00-21swapper/022:25:560
306022730,2sleep00-21swapper/022:25:560
81422710,3chrt0-21swapper/300:22:463
81422710,3chrt0-21swapper/300:22:463
226402710,2sleep10-21swapper/119:36:421
226402710,2sleep10-21swapper/119:36:421
240902680,4sleep30-21swapper/323:28:413
240902680,4sleep30-21swapper/323:28:413
60252660,3sleep30-21swapper/323:09:403
60252660,3sleep30-21swapper/323:09:403
290072660,3sleep30-21swapper/323:34:113
230652660,3chrt0-21swapper/321:05:573
34332640,3sleep20-21swapper/222:31:052
34332640,3sleep20-21swapper/222:31:052
13387996413,6cyclictest131rcu_preempt23:35:532
13387996413,6cyclictest131rcu_preempt23:35:532
259772620,3sleep30-21swapper/319:46:013
1338799625,45cyclictest11658-21ssh23:15:532
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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