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2026-03-09 - 22:54
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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 Mon Mar 09, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502040,0irq/45-4a10000014920-21kworker/0:307:06:260
196249913444,0cyclictest20954-21/usr/sbin/munin10:17:390
196249912940,0cyclictest524-21/usr/sbin/munin09:17:420
196249912740,0cyclictest0-21swapper11:57:540
196249912738,0cyclictest16122-21cat08:27:490
196249912642,0cyclictest23926-21/usr/sbin/munin12:02:100
196249912541,0cyclictest0-21swapper07:17:490
196249912540,0cyclictest0-21swapper08:40:480
196249912442,0cyclictest0-21swapper09:52:510
196249912441,0cyclictest0-21swapper10:27:460
196249912440,0cyclictest0-21swapper11:22:160
196249912440,0cyclictest0-21swapper08:33:320
196249912440,0cyclictest0-21swapper07:42:160
196249912439,0cyclictest0-21swapper09:37:240
196249912342,0cyclictest0-21swapper09:47:510
196249912341,0cyclictest0-21swapper11:42:100
196249912339,0cyclictest0-21swapper09:42:240
196249912338,0cyclictest32547-21df_abs10:52:140
196249912337,0cyclictest0-21swapper08:49:490
196249912335,0cyclictest0-21swapper09:09:250
196249912252,0cyclictest7350irq/45-4a10000010:32:300
196249912249,0cyclictest7350irq/45-4a10000012:07:050
196249912242,0cyclictest0-21swapper07:12:410
196249912241,0cyclictest0-21swapper07:29:020
196249912241,0cyclictest0-21swapper07:09:140
196249912240,0cyclictest18293-21runrttasks10:10:300
196249912240,0cyclictest0-21swapper10:49:300
196249912239,0cyclictest0-21swapper11:27:430
196249912237,0cyclictest0-21swapper11:14:030
196249912145,0cyclictest0-21swapper10:46:480
196249912140,0cyclictest23466-21runrttasks10:25:430
196249912140,0cyclictest0-21swapper07:52:470
196249912139,0cyclictest0-21swapper08:42:490
196249912138,0cyclictest0-21swapper08:59:440
196249912137,0cyclictest0-21swapper12:22:410
196249912137,0cyclictest0-21swapper09:02:460
196249912038,0cyclictest0-21swapper12:12:070
196249912038,0cyclictest0-21swapper11:33:110
196249912036,0cyclictest1890-21fschecks_count07:47:300
196249912034,0cyclictest0-21swapper09:27:550
196249911941,0cyclictest0-21swapper11:07:070
196249911941,0cyclictest0-21swapper08:07:090
196249911939,0cyclictest0-21swapper09:15:410
196249911939,0cyclictest0-21swapper07:37:000
196249911938,0cyclictest0-21swapper11:54:180
196249911938,0cyclictest0-21swapper11:51:320
196249911937,0cyclictest0-21swapper09:32:400
196249911934,0cyclictest0-21swapper10:14:020
196249911924,0cyclictest2827-1kworker/u3:011:03:070
196249911844,0cyclictest7350irq/45-4a10000007:57:390
196249911838,0cyclictest0-21swapper12:29:250
196249911833,0cyclictest0-21swapper09:22:130
196249911829,0cyclictest30070-1kworker/u3:007:35:130
196249911829,0cyclictest2429-21mailstats12:32:500
196249911827,0cyclictest14925-1kworker/u3:210:05:500
196249911824,0cyclictest25923-21fw_forwarded_lo07:22:260
196249911742,0cyclictest0-21swapper08:12:120
196249911738,0cyclictest0-21swapper08:17:090
196249911737,0cyclictest9894-21runrttasks11:21:290
196249911734,0cyclictest0-21swapper12:19:370
196249911730,0cyclictest13713-21df08:22:120
196249911632,0cyclictest0-21swapper08:54:000
196249911631,0cyclictest27281-21/usr/sbin/munin10:37:080
196249911628,0cyclictest14898-21runrttasks10:00:340
196249911627,0cyclictest6243-1kworker/u3:008:04:380
196249911525,0cyclictest14981-1kworker/u3:011:39:260
196249911444,0cyclictest0-21swapper10:59:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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