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2026-06-01 - 18:41
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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 50 highest latencies:
System rack4slot2.osadl.org (updated Mon Jun 01, 2026 12:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73501930,0irq/45-4a10000013378-21runrttasks07:02:500
13529999361,0cyclictest0-21swapper07:54:180
13529999265,0cyclictest0-21swapper08:44:260
13529999258,0cyclictest0-21swapper07:29:160
13529999256,0cyclictest0-21swapper07:09:090
13529999158,0cyclictest0-21swapper07:49:180
13529999157,0cyclictest0-21swapper09:33:520
13529999057,0cyclictest0-21swapper07:59:340
7350890,0irq/45-4a1000003425-1kworker/u3:109:43:320
13529998957,0cyclictest0-21swapper11:14:430
13529998956,0cyclictest0-21swapper10:54:150
13529998955,0cyclictest0-21swapper11:09:140
7450880,0irq/46-4a10000028279-21fschecks_count09:19:060
7450880,0irq/46-4a10000020956-21awk08:58:390
7350880,0irq/45-4a10000025192-21/usr/sbin/munin07:34:270
13529998855,0cyclictest0-21swapper09:24:290
13529998855,0cyclictest0-21swapper09:04:170
13529998855,0cyclictest0-21swapper07:13:580
7350870,0irq/45-4a10000016154-21wc11:53:550
196892876,0sleep019719-21tune2fs10:29:070
13529998766,0cyclictest0-21swapper07:24:040
13529998754,0cyclictest0-21swapper12:29:220
7450860,0irq/46-4a10000017741-21wget10:23:520
7450860,0irq/46-4a10000014332-21wget08:38:530
13529998657,0cyclictest0-21swapper08:29:190
13529998656,0cyclictest0-21swapper08:03:580
13529998655,0cyclictest0-21swapper08:14:360
7450850,0irq/46-4a1000009964-21chrt09:59:320
7450850,0irq/46-4a10000013217-21ntp_states10:09:270
7350850,0irq/45-4a1000007189-21chrt11:28:030
141882850,0chrt14060-1kworker/u3:008:38:430
13529998563,0cyclictest0-21swapper12:09:330
13529998553,0cyclictest0-21swapper10:14:250
13529998553,0cyclictest0-21swapper08:49:270
13529998552,0cyclictest0-21swapper09:29:350
7450840,0irq/46-4a1000009072-21latency_hist08:23:430
7450840,0irq/46-4a1000007973-21ls08:19:170
7450840,0irq/46-4a1000005646-21date11:23:420
7450840,0irq/46-4a10000026809-21memory10:49:240
7450840,0irq/46-4a10000016184-21sed10:18:580
7350840,0irq/45-4a10000020507-1kworker/u3:107:21:330
201812846,0sleep020215-21mailstats12:04:320
138212840,0chrt12330-1kworker/u3:207:03:540
13529998465,0cyclictest0-21swapper07:44:180
13529998452,0cyclictest0-21swapper10:44:210
7450830,0irq/46-4a1000006036-21fschecks_count09:49:060
7450830,0irq/46-4a1000003927-21chrt08:08:430
7450830,0irq/46-4a10000029680-21wget10:58:500
7450830,0irq/46-4a10000027771-21runrttasks09:18:390
7450830,0irq/46-4a10000024382-21runrttasks10:43:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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