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2025-12-07 - 15:00
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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 Sun Dec 07, 2025 12:43:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74501960,0irq/46-4a10000023680-21runrttasks07:03:510
24188999572,0cyclictest0-21swapper11:43:000
24188999366,0cyclictest0-21swapper11:54:550
24188999159,0cyclictest0-21swapper08:33:420
24188999157,0cyclictest0-21swapper10:52:590
24188999067,0cyclictest0-21swapper07:48:420
24188998968,0cyclictest0-21swapper07:33:410
24188998966,0cyclictest0-21swapper11:48:420
24188998956,0cyclictest0-21swapper11:08:480
24188998956,0cyclictest0-21swapper08:53:520
24188998945,0cyclictest0-21swapper09:49:520
24188998865,0cyclictest0-21swapper12:23:320
24188998765,0cyclictest0-21swapper09:08:540
24188998763,0cyclictest0-21swapper10:18:230
24188998755,0cyclictest0-21swapper10:33:460
24188998755,0cyclictest0-21swapper07:14:140
24188998754,0cyclictest0-21swapper07:18:260
24188998753,0cyclictest0-21swapper09:43:090
24188998751,0cyclictest0-21swapper07:43:230
7350860,0irq/45-4a1000004330-1kworker/u3:209:21:150
7350860,0irq/45-4a10000024953-1kworker/u3:008:47:460
24188998664,0cyclictest0-21swapper10:58:310
24188998656,0cyclictest0-21swapper11:19:010
7350850,0irq/45-4a10000029911-1kworker/u3:110:31:310
7350850,0irq/45-4a10000028628-21apt-get12:02:540
7350850,0irq/45-4a10000027998-1kworker/u3:108:52:010
325362858,0sleep032539-21kernelversion09:04:150
24188998462,0cyclictest0-21swapper08:13:290
24188998453,0cyclictest0-21swapper09:38:440
24188998452,0cyclictest0-21swapper11:13:170
7450830,0irq/46-4a10000020347-21runrttasks11:38:210
7350830,0irq/45-4a10000021814-21/usr/sbin/munin10:07:590
24188998360,0cyclictest0-21swapper08:02:530
7450820,0irq/46-4a10000030333-21apt-get12:07:550
7350820,0irq/45-4a10000018045-21modprobe08:22:420
24188998244,0cyclictest0-21swapper07:52:510
7450810,0irq/46-4a1000008058-21grep12:37:480
7350810,0irq/45-4a10000017933-1kworker/u3:111:33:070
188252816,0sleep018861-21ls09:58:310
7450800,0irq/46-4a10000031764-21idleruntime-cro09:02:420
7450800,0irq/46-4a10000024982-21wc08:42:480
7450800,0irq/46-4a10000019182-21ls08:24:000
7350800,0irq/45-4a1000009353-21kworker/0:211:27:070
7350800,0irq/45-4a100000816-1kworker/u3:112:15:560
7350800,0irq/45-4a1000002453-1kworker/u3:207:38:390
7350800,0irq/45-4a10000011231-21seq09:37:260
325902800,0chrt31688-1kworker/u3:010:38:350
24188998057,0cyclictest0-21swapper11:27:580
7450790,0irq/46-4a1000009924-21sshd07:58:130
7450790,0irq/46-4a100000443-21snmpd10:22:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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