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2025-12-04 - 23:09
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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 Thu Dec 04, 2025 12:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502180,0irq/45-4a10000011760-21kworker/0:407:02:510
207589912829,0cyclictest29944-21runrttasks09:07:130
207589912554,0cyclictest0-21swapper07:51:250
207589912542,0cyclictest0-21swapper10:55:120
207589912443,0cyclictest18465-21aten_r4power_po11:43:070
207589912441,0cyclictest0-21swapper09:43:570
207589912441,0cyclictest0-21swapper07:41:570
207589912341,0cyclictest0-21swapper07:58:540
207589912235,0cyclictest5636-21users09:28:550
207589912228,0cyclictest22671-21munin-node09:18:140
207589912142,0cyclictest0-21swapper10:08:540
207589912141,0cyclictest28505-21/usr/sbin/munin07:28:080
207589912140,0cyclictest0-21swapper08:33:120
207589912138,0cyclictest0-21swapper10:00:390
207589912136,0cyclictest16645-21aten_r4power_po10:03:060
207589912134,0cyclictest14338-21seq09:54:530
207589912128,0cyclictest21518-21runrttasks10:17:280
207589912112,0cyclictest32468-21cat09:13:340
207589912051,0cyclictest0-21swapper10:38:460
207589912047,0cyclictest12-21ksoftirqd/009:48:020
207589912044,0cyclictest7350irq/45-4a10000011:08:030
207589912040,0cyclictest0-21swapper07:08:270
207589912038,0cyclictest0-21swapper08:24:360
207589912028,0cyclictest9342-21runrttasks11:15:130
207589911949,0cyclictest0-21swapper07:26:560
207589911941,0cyclictest0-21swapper07:53:460
207589911941,0cyclictest0-21swapper07:18:490
207589911939,0cyclictest0-21swapper09:40:410
207589911937,0cyclictest0-21swapper08:38:340
207589911936,0cyclictest0-21swapper10:52:530
207589911934,0cyclictest30845-21fw_conntrack12:18:240
207589911934,0cyclictest27321-21fw_conntrack10:33:260
207589911932,0cyclictest0-21swapper10:44:210
207589911927,0cyclictest22228-21memory08:43:370
207589911840,0cyclictest0-21swapper07:43:300
207589911839,0cyclictest0-21swapper12:27:050
207589911839,0cyclictest0-21swapper10:28:550
207589911837,0cyclictest0-21swapper07:37:170
207589911830,0cyclictest30168-21runrttasks12:17:250
207589911828,0cyclictest17689-21runrttasks08:30:050
207589911746,0cyclictest0-21swapper11:38:370
207589911743,0cyclictest0-21swapper09:35:210
207589911739,0cyclictest23496-21/usr/sbin/munin08:48:130
207589911738,0cyclictest0-21swapper07:13:500
207589911734,0cyclictest14421-21sshd11:29:450
207589911732,0cyclictest2034-21chrt12:28:420
207589911731,0cyclictest21553-1kworker/u3:010:19:050
207589911731,0cyclictest0-21swapper08:09:410
207589911721,0cyclictest19704-1kworker/u3:211:50:330
207589911652,0cyclictest0-21swapper09:23:360
207589911646,0cyclictest0-21swapper08:13:510
207589911635,0cyclictest26129-21/usr/sbin/munin12:03:490
207589911635,0cyclictest0-21swapper11:52:520
207589911634,0cyclictest0-21swapper11:01:070
207589911633,0cyclictest0-21swapper11:02:520
207589911632,0cyclictest0-21swapper08:03:520
207589911630,0cyclictest26926-21seq12:07:550
207589911630,0cyclictest11405-21modprobe11:22:490
207589911612,0cyclictest15545-21irqstats11:34:080
207589911537,0cyclictest0-21swapper12:36:070
207589911537,0cyclictest0-21swapper08:19:020
207589911536,0cyclictest0-21swapper08:58:080
207589911527,0cyclictest25205-21cpu08:53:120
207589911427,0cyclictest12827-21runrttasks11:25:370
207589911412,0cyclictest23754-21df_inode10:23:150
207589911332,0cyclictest0-21swapper09:09:530
207589911219,0cyclictest24519-21ls11:58:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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