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2026-06-10 - 22:49
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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 20 highest latencies:
System rack4slot2.osadl.org (updated Wed Jun 10, 2026 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502110,0irq/45-4a10000022892-21kworker/0:107:09:510
41682978,0sleep04193-21sshd08:50:460
7450960,0irq/46-4a1000008549-21wget10:40:050
7450960,0irq/46-4a10000019669-21ls09:35:500
7450950,0irq/46-4a1000009311-21sensors_temp12:15:510
7450950,0irq/46-4a10000013903-21grep09:20:180
7450950,0irq/46-4a10000010645-21irqstats09:10:270
1857999550,0cyclictest0-21swapper10:55:380
7450940,0irq/46-4a100000452-21snmpd12:05:300
7450940,0irq/46-4a100000452-21snmpd08:58:560
7450940,0irq/46-4a10000025687-21cpuspeed08:20:070
7450940,0irq/46-4a10000022701-21memory09:45:340
7450940,0irq/46-4a10000015085-21chrt07:49:410
7450940,0irq/46-4a10000012538-21ntp_states10:50:390
1857999460,0cyclictest0-21swapper10:05:510
7450930,0irq/46-4a1000007863-21runrttasks07:26:250
7450930,0irq/46-4a1000006819-21aten_r4power_vo10:35:050
7450930,0irq/46-4a10000030708-21aten_r4power_po10:10:030
7450930,0irq/46-4a1000002972-21chrt08:48:230
7450930,0irq/46-4a10000029272-21grep11:40:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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