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2026-04-16 - 15:16
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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 Thu Apr 16, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
745010320,0irq/46-4a10000012-21ksoftirqd/007:03:350
7350940,0irq/45-4a10000015885-21grep08:46:290
12451999370,0cyclictest0-21swapper09:25:530
12451999059,0cyclictest0-21swapper08:31:180
12451999058,0cyclictest0-21swapper07:56:020
7350890,0irq/45-4a1000009878-21cpu10:05:420
12451998968,0cyclictest0-21swapper09:56:230
12451998958,0cyclictest0-21swapper07:21:290
12451998857,0cyclictest0-21swapper07:46:020
12451998856,0cyclictest0-21swapper12:06:210
12451998856,0cyclictest0-21swapper09:00:520
12451998856,0cyclictest0-21swapper08:01:220
12451998854,0cyclictest0-21swapper07:40:380
12451998853,0cyclictest0-21swapper10:45:450
7350870,0irq/45-4a10000013455-1kworker/u3:207:09:430
12451998765,0cyclictest0-21swapper07:51:190
12451998755,0cyclictest0-21swapper12:26:130
12451998752,0cyclictest0-21swapper11:21:180
290382867,0sleep029052-21irqstats11:01:060
152832860,0sleep014666-1kworker/u3:210:20:560
12451998655,0cyclictest0-21swapper08:56:160
12451998654,0cyclictest0-21swapper11:36:230
12451998654,0cyclictest0-21swapper08:51:180
80432857,0sleep08082-21aten_r4power_en10:00:410
7450850,0irq/46-4a10000021698-21aten_r4power_cu10:40:390
7350850,0irq/45-4a10000012-21ksoftirqd/009:11:010
12451998562,0cyclictest0-21swapper12:11:200
12451998553,0cyclictest0-21swapper09:21:180
12451998553,0cyclictest0-21swapper08:06:190
12451998552,0cyclictest0-21swapper07:36:210
7450840,0irq/46-4a100000460-21snmpd07:16:310
7450840,0irq/46-4a10000022217-21irqstats07:31:070
7450840,0irq/46-4a10000011497-21aten_r4power_po10:10:400
7350840,0irq/45-4a10000014737-21irqstats07:10:520
12451998464,0cyclictest0-21swapper09:51:180
12451998450,0cyclictest0-21swapper11:11:150
7450830,0irq/46-4a1000004287-1kworker/u3:108:16:170
7450830,0irq/46-4a1000004010-21chrt08:11:470
7450830,0irq/46-4a10000028399-21awk12:35:280
12451998350,0cyclictest0-21swapper08:41:070
7450820,0irq/46-4a10000023203-1kworker/u3:112:21:030
7450820,0irq/46-4a10000022058-21/usr/sbin/munin12:15:550
7350820,0irq/45-4a10000025396-21seq09:15:490
7350820,0irq/45-4a10000013458-21df_inode10:15:480
7350820,0irq/45-4a10000012491-21grep08:36:270
17022827,0sleep01715-21irqstats09:41:040
12451998251,0cyclictest0-21swapper11:56:060
12451998250,0cyclictest0-21swapper11:51:190
12451998247,0cyclictest0-21swapper08:21:020
92842810,0sleep07748-1kworker/u3:108:27:590
7450810,0irq/46-4a100000931-21seq09:39:310
7450810,0irq/46-4a10000020150-21/usr/sbin/munin10:35:420
7450810,0irq/46-4a10000019145-21mailstats10:31:230
7450810,0irq/46-4a10000017782-21chrt12:02:330
7350810,0irq/45-4a10000026783-21sort10:55:330
7350810,0irq/45-4a10000023256-21sh09:10:280
7350810,0irq/45-4a10000012064-21missed_timers11:46:140
7350810,0irq/45-4a10000010675-21awk11:41:250
7450800,0irq/46-4a10000030599-21tune2fs11:05:550
7450800,0irq/46-4a10000025403-21runrttasks10:50:500
7450800,0irq/46-4a1000002475-1kworker/u3:009:47:020
7450800,0irq/46-4a1000002081-21sensors11:16:240
7450800,0irq/46-4a10000020396-21perl07:25:550
7450800,0irq/46-4a10000017164-21load10:26:100
7350800,0irq/45-4a1000005619-21unixbench_singl11:26:270
7450790,0irq/46-4a1000007785-21sshd11:34:500
7450790,0irq/46-4a10000030480-21sshd09:30:480
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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