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2026-04-28 - 22:38
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 792 highest latencies:
System rack4slot2.osadl.org (updated Tue Apr 28, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
745010200,0irq/46-4a1000002067-1kworker/u3:107:04:100
25999912540,0cyclictest0-21swapper11:56:540
25999912538,0cyclictest9314-21/usr/sbin/munin07:25:150
25999912538,0cyclictest0-21swapper10:57:550
25999912344,0cyclictest0-21swapper07:15:310
25999912338,0cyclictest0-21swapper11:08:390
25999912337,0cyclictest0-21swapper11:23:120
25999912250,0cyclictest0-21swapper10:20:470
25999912242,0cyclictest0-21swapper11:02:000
25999912238,0cyclictest0-21swapper07:40:560
25999912236,0cyclictest0-21swapper08:14:490
25999912150,0cyclictest0-21swapper11:40:400
25999912141,0cyclictest0-21swapper09:55:530
25999912041,0cyclictest0-21swapper10:47:080
25999912041,0cyclictest0-21swapper08:56:020
25999912040,0cyclictest0-21swapper09:10:440
25999912040,0cyclictest0-21swapper08:38:320
25999912040,0cyclictest0-21swapper07:21:390
25999912039,0cyclictest2806-21aten_r4power_vo07:05:150
25999912039,0cyclictest0-21swapper12:35:040
25999912039,0cyclictest0-21swapper10:30:140
25999912039,0cyclictest0-21swapper10:15:190
25999912039,0cyclictest0-21swapper10:00:330
25999912034,0cyclictest0-21swapper09:26:060
25999912024,0cyclictest28722-1kworker/u3:208:17:020
25999911941,0cyclictest0-21swapper08:05:540
25999911940,0cyclictest0-21swapper09:15:170
25999911939,0cyclictest0-21swapper08:25:340
25999911937,0cyclictest17993-21df_inode07:50:220
25999911936,0cyclictest0-21swapper08:03:360
25999911935,0cyclictest0-21swapper08:30:520
25999911841,0cyclictest0-21swapper11:30:340
25999911839,0cyclictest26693-21perl11:25:290
25999911839,0cyclictest0-21swapper12:20:360
25999911839,0cyclictest0-21swapper10:25:380
25999911837,0cyclictest1262-21/usr/sbin/munin11:45:440
25999911837,0cyclictest0-21swapper08:20:400
25999911825,0cyclictest8854-1kworker/u3:112:10:400
25999911742,0cyclictest0-21swapper09:50:100
25999911739,0cyclictest0-21swapper09:49:460
25999911738,0cyclictest0-21swapper11:18:080
25999911737,0cyclictest0-21swapper09:04:070
25999911736,0cyclictest0-21swapper11:35:580
25999911735,0cyclictest0-21swapper08:45:560
25999911710,0cyclictest21328-21df11:10:180
25999911646,0cyclictest12-21ksoftirqd/012:15:360
25999911642,0cyclictest0-21swapper09:38:150
25999911639,0cyclictest0-21swapper10:05:490
25999911638,0cyclictest0-21swapper08:50:250
25999911637,0cyclictest0-21swapper11:50:160
25999911637,0cyclictest0-21swapper10:50:120
25999911637,0cyclictest0-21swapper10:43:010
25999911637,0cyclictest0-21swapper09:20:480
25999911636,0cyclictest0-21swapper10:40:020
25999911636,0cyclictest0-21swapper09:08:390
25999911635,0cyclictest19427-21aten_r4power_cu09:30:100
25999911635,0cyclictest15205-21/usr/sbin/munin12:25:570
25999911633,0cyclictest23661-21cat09:40:540
25999911628,0cyclictest7094-21runrttasks12:03:070
25999911539,0cyclictest0-21swapper08:43:540
25999911438,0cyclictest0-21swapper07:35:140
25999911434,0cyclictest0-21swapper07:10:090
25999911432,0cyclictest20624-21runrttasks07:57:070
25999911338,0cyclictest0-21swapper07:30:240
25999911336,0cyclictest0-21swapper07:45:170
25999911334,0cyclictest7894-21grep12:05:270
25999911217,0cyclictest1211-21memory10:10:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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