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2025-05-09 - 06:03
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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 376 highest latencies:
System rack4slot2.osadl.org (updated Fri May 09, 2025 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502480,0irq/46-4a10000029117-1kworker/u3:118:56:110
294719912551,0cyclictest0-21swapper19:39:520
29471998659,0cyclictest0-21swapper21:19:090
29471998554,0cyclictest0-21swapper23:38:260
7350840,0irq/45-4a10000028440-21chrt20:28:330
7350840,0irq/45-4a10000010241-21meminfo00:19:490
7350830,0irq/45-4a100000896-21apt-get23:54:340
7350830,0irq/45-4a1000004367-21munin-run20:53:190
29471998358,0cyclictest0-21swapper22:43:280
7350820,0irq/45-4a10000019758-21apt-get20:04:550
7350820,0irq/45-4a10000012939-21apt-get19:45:210
7350820,0irq/45-4a10000011592-21df_abs22:48:420
29471998254,0cyclictest0-21swapper22:13:490
7350810,0irq/45-4a10000016819-21tune2fs21:28:490
29471998054,0cyclictest0-21swapper21:36:500
29471998053,0cyclictest0-21swapper23:36:170
7450790,0irq/46-4a1000009161-21kworker/u2:419:30:250
7450790,0irq/46-4a10000025252-21df20:18:490
7350790,0irq/45-4a1000004634-21df00:03:420
7350790,0irq/45-4a10000021539-21apt-get23:18:340
7450780,0irq/46-4a10000024859-21awk21:53:170
7450780,0irq/46-4a10000023031-1kworker/u3:121:54:140
7450780,0irq/46-4a10000021100-1kworker/u3:420:25:280
6550780,0irq/43-4831000066-21hwrng21:41:430
29471997857,0cyclictest0-21swapper23:48:520
29471997850,0cyclictest0-21swapper22:35:300
143962780,0chrt9592-1kworker/u3:122:56:540
7450770,0irq/46-4a10000024418-21sshd20:14:280
7350770,0irq/45-4a10000030350-21df_abs23:43:450
158832770,0chrt14488-1kworker/u3:023:00:080
7450760,0irq/46-4a10000027923-21runrttasks22:00:380
7450760,0irq/46-4a10000022427-21grep21:44:180
7450760,0irq/46-4a1000002241-21chrt20:45:040
7450760,0irq/46-4a1000002216-1kworker/u3:300:13:280
7450760,0irq/46-4a10000016226-1kworker/u3:019:59:240
7450760,0irq/46-4a10000016226-1kworker/u3:019:53:350
7350760,0irq/45-4a1000004698-21cstates22:28:430
29471997655,0cyclictest0-21swapper20:33:440
29471997647,0cyclictest0-21swapper22:06:070
181612764,0sleep018182-21aten_r4power_cu23:08:380
7450750,0irq/46-4a1000007409-1kworker/u3:021:04:200
7450750,0irq/46-4a1000004254-21chrt19:17:020
7450750,0irq/46-4a1000004122-21runrttasks22:26:430
7450750,0irq/46-4a10000031179-1kworker/u3:019:04:400
7450750,0irq/46-4a10000029117-1kworker/u3:118:58:580
7450750,0irq/46-4a10000024659-1kworker/u3:023:28:400
7450750,0irq/46-4a10000015950-21runrttasks19:50:000
7450750,0irq/46-4a1000001321-1kworker/u3:219:23:400
7350750,0irq/45-4a10000016795-21cut23:03:480
7450740,0irq/46-4a1000009776-21wget19:33:380
7450740,0irq/46-4a1000009567-1kworker/u3:200:24:190
7450740,0irq/46-4a1000009403-1kworker/u3:121:14:050
7450740,0irq/46-4a1000009403-1kworker/u3:121:09:150
7450740,0irq/46-4a1000007680-1kworker/u3:022:39:140
7450740,0irq/46-4a1000007453-21chrt21:00:500
7450740,0irq/46-4a1000007348-21runrttasks00:10:250
7450740,0irq/46-4a1000006094-21cron19:23:170
7450740,0irq/46-4a100000530-1kworker/u3:322:19:000
7450740,0irq/46-4a1000004208-1kworker/u3:120:54:160
7450740,0irq/46-4a10000030114-21/usr/sbin/munin22:09:150
7450740,0irq/46-4a10000030020-1kworker/u3:020:40:570
7450740,0irq/46-4a10000024374-21chrt23:24:450
7450740,0irq/46-4a1000002216-1kworker/u3:323:58:520
7450740,0irq/46-4a10000019814-21latency_hist23:13:210
7450730,0irq/46-4a1000007861-1kworker/u3:120:08:520
7450730,0irq/46-4a10000031179-1kworker/u3:019:08:280
7450730,0irq/46-4a10000014441-1kworker/u3:121:26:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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