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2026-04-08 - 00:53
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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 100 highest latencies:
System rack4slot2.osadl.org (updated Tue Apr 07, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
745013010,0irq/46-4a100000846-1kworker/u3:007:05:140
9809912640,0cyclictest0-21swapper10:23:360
9809912540,0cyclictest0-21swapper10:39:090
9809912538,0cyclictest0-21swapper12:15:560
9809912250,0cyclictest12-21ksoftirqd/010:31:210
9809912240,0cyclictest0-21swapper09:56:370
9809912238,0cyclictest0-21swapper10:13:120
9809912236,0cyclictest0-21swapper11:59:030
9809912141,0cyclictest2750-21/usr/sbin/munin11:51:480
9809912140,0cyclictest17310-21df_abs11:01:070
9809912140,0cyclictest0-21swapper09:18:580
9809912138,0cyclictest0-21swapper07:41:440
9809912137,0cyclictest0-21swapper07:06:390
9809912134,0cyclictest0-21swapper08:20:060
9809912043,0cyclictest0-21swapper08:11:280
9809912042,0cyclictest0-21swapper08:46:030
9809912040,0cyclictest0-21swapper10:51:090
9809912037,0cyclictest0-21swapper08:44:550
9809911941,0cyclictest0-21swapper09:26:250
9809911941,0cyclictest0-21swapper08:57:050
9809911940,0cyclictest0-21swapper11:45:410
9809911940,0cyclictest0-21swapper10:16:040
9809911940,0cyclictest0-21swapper09:36:040
9809911939,0cyclictest32607-21/usr/sbin/munin08:36:020
9809911939,0cyclictest0-21swapper10:26:120
9809911939,0cyclictest0-21swapper07:20:000
9809911938,0cyclictest0-21swapper07:35:310
9809911934,0cyclictest0-21swapper07:28:420
9809911840,0cyclictest0-21swapper09:41:110
9809911840,0cyclictest0-21swapper08:08:410
9809911840,0cyclictest0-21swapper07:20:540
9809911838,0cyclictest0-21swapper09:02:490
9809911837,0cyclictest5456-21fschecks_count12:01:140
9809911837,0cyclictest30648-21latency_hist10:05:510
9809911830,0cyclictest16675-21runrttasks09:23:430
9809911754,0cyclictest0-21swapper12:11:220
9809911749,0cyclictest0-21swapper08:30:590
9809911738,0cyclictest24689-21processes11:21:420
9809911737,0cyclictest0-21swapper09:46:150
9809911736,0cyclictest22556-21fschecks_count11:16:140
9809911736,0cyclictest0-21swapper11:11:470
9809911735,0cyclictest0-21swapper11:26:170
9809911731,0cyclictest12747-21seq10:46:410
9809911731,0cyclictest0-21swapper08:03:020
9809911642,0cyclictest0-21swapper10:56:130
9809911642,0cyclictest0-21swapper07:51:410
9809911641,0cyclictest0-21swapper10:06:430
9809911640,0cyclictest0-21swapper07:13:110
9809911636,0cyclictest25792-21runrttasks09:51:040
9809911635,0cyclictest19384-21meminfo07:56:330
9809911635,0cyclictest18980-21df11:06:050
9809911631,0cyclictest13101-21runrttasks07:37:260
9809911628,0cyclictest11519-21runrttasks09:08:350
9809911612,0cyclictest460-21snmpd12:31:280
9809911545,0cyclictest0-21swapper11:46:300
9809911539,0cyclictest14951-21runrttasks12:28:360
9809911539,0cyclictest0-21swapper11:36:250
9809911538,0cyclictest0-21swapper09:32:100
9809911534,0cyclictest0-21swapper10:41:460
9809911478,0cyclictest0-21swapper08:21:460
9809911447,0cyclictest0-21swapper12:08:380
9809911441,0cyclictest0-21swapper12:22:560
9809911437,0cyclictest29596-21/usr/sbin/munin08:26:280
9809911428,0cyclictest28513-21runrttasks11:32:450
9809911332,0cyclictest0-21swapper09:13:560
9809911132,0cyclictest0-21swapper08:52:080
9809911111,0cyclictest15656-21diskstats07:46:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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