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2026-09-17 - 01:09
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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 highest latencies:
System rack4slot2.osadl.org (updated Wed Sep 16, 2026 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74501960,0irq/46-4a1000003119-21runrttasks07:05:440
36519912642,0cyclictest0-21swapper09:35:020
36519912638,0cyclictest0-21swapper08:56:060
36519912541,0cyclictest0-21swapper07:38:180
36519912538,0cyclictest0-21swapper10:09:130
36519912441,0cyclictest0-21swapper12:14:460
36519912440,0cyclictest0-21swapper08:45:120
36519912438,0cyclictest28479-21cstates09:55:020
36519912438,0cyclictest0-21swapper07:11:190
36519912432,0cyclictest25997-21runrttasks09:46:010
36519912346,0cyclictest7350irq/45-4a10000012:35:140
36519912340,0cyclictest0-21swapper12:19:430
36519912340,0cyclictest0-21swapper08:53:110
36519912253,0cyclictest0-21swapper11:15:170
36519912240,0cyclictest0-21swapper09:15:350
36519912240,0cyclictest0-21swapper07:30:140
36519912239,0cyclictest0-21swapper09:24:480
36519912239,0cyclictest0-21swapper07:24:590
36519912238,0cyclictest0-21swapper08:15:160
36519912237,0cyclictest0-21swapper11:29:310
36519912237,0cyclictest0-21swapper10:03:580
36519912237,0cyclictest0-21swapper07:40:110
36519912140,0cyclictest0-21swapper09:07:050
36519912139,0cyclictest0-21swapper08:30:320
36519912138,0cyclictest0-21swapper11:08:500
36519912138,0cyclictest0-21swapper07:47:110
36519912137,0cyclictest0-21swapper09:32:100
36519912136,0cyclictest1849-21seq10:10:420
36519912127,0cyclictest2267-21runrttasks11:47:280
36519912048,0cyclictest0-21swapper07:15:060
36519912045,0cyclictest7350irq/45-4a10000009:51:090
36519912040,0cyclictest0-21swapper12:30:470
36519912040,0cyclictest0-21swapper08:42:370
36519912040,0cyclictest0-21swapper08:00:310
36519912039,0cyclictest0-21swapper08:20:000
36519912038,0cyclictest0-21swapper07:20:130
36519912037,0cyclictest0-21swapper08:04:560
36519912035,0cyclictest19787-21aten_r4power_en07:54:570
36519912032,0cyclictest24875-21latency_hist11:19:540
36519912024,0cyclictest26137-21runrttasks08:12:280
36519911939,0cyclictest0-21swapper11:10:380
36519911939,0cyclictest0-21swapper09:24:490
36519911933,0cyclictest0-21swapper09:00:120
36519911930,0cyclictest19220-21runrttasks11:01:210
36519911929,0cyclictest16098-21runrttasks10:53:580
36519911928,0cyclictest24568-21seq09:43:210
36519911927,0cyclictest7321-21runrttasks12:01:480
36519911845,0cyclictest0-21swapper07:51:090
36519911843,0cyclictest0-21swapper09:10:160
36519911838,0cyclictest0-21swapper08:35:160
36519911837,0cyclictest28396-21/usr/sbin/munin11:29:580
36519911836,0cyclictest0-21swapper08:24:570
36519911811,0cyclictest3061-21seq10:15:130
36519911737,0cyclictest0-21swapper12:20:340
36519911737,0cyclictest0-21swapper11:54:490
36519911735,0cyclictest0-21swapper12:07:150
36519911734,0cyclictest2917-21df_abs11:50:030
36519911730,0cyclictest0-21swapper11:40:230
36519911640,0cyclictest0-21swapper10:27:580
36519911623,0cyclictest16002-21runrttasks12:27:570
36519911538,0cyclictest0-21swapper10:40:350
36519911537,0cyclictest0-21swapper10:44:550
36519911536,0cyclictest0-21swapper10:55:000
36519911531,0cyclictest0-21swapper10:34:500
36519911520,0cyclictest30049-21runrttasks11:34:580
36519911434,0cyclictest9160-21runrttasks10:33:050
36519911430,0cyclictest0-21swapper10:20:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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