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2025-09-17 - 18:04
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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 rack5slot7.osadl.org (updated Wed Sep 17, 2025 12:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29236224352195,89sleep00-21swapper05:41:510
295299915483,47cyclictest23082-21ssh07:59:140
295299915376,52cyclictest15618-21find09:15:420
295299915179,49cyclictest9957-21modprobe08:59:100
295299915175,53cyclictest19668-21basename11:09:420
295299915080,48cyclictest32361-21apt-get10:09:320
295299915076,52cyclictest18608-21sort09:25:300
295299914974,50cyclictest8386-21date08:54:160
295299914876,49cyclictest13728-21ssh09:10:200
295299914873,49cyclictest3755-21proc_pri06:20:100
295299914773,35cyclictest6659-21unixbench_singl06:35:170
295299914772,52cyclictest5378-21ls08:44:480
295299914676,47cyclictest31931-21sed08:25:480
295299914674,50cyclictest28161-21grep09:55:410
295299914674,47cyclictest1914-21ssh08:34:250
295299914671,55cyclictest15638-21ssh10:56:140
295299914671,51cyclictest12915-21ssh09:07:480
295299914580,48cyclictest19134-21grep07:45:580
295299914577,33cyclictest7174-21threads10:30:480
295299914575,49cyclictest17285-21ps07:35:110
295299914575,48cyclictest29495-21/usr/sbin/munin08:19:410
295299914575,48cyclictest11326-21/usr/sbin/munin10:45:320
295299914575,47cyclictest3540-21/usr/sbin/munin08:40:250
295299914571,53cyclictest19576-21aten_r5power_vo09:29:470
295299914475,47cyclictest9747-21aten_r5power_cu10:39:400
295299914475,31cyclictest10076-21/usr/sbin/munin08:59:210
295299914473,47cyclictest21142-21ssh09:34:490
295299914473,31cyclictest26359-21http08:09:350
295299914472,49cyclictest3209-21ssh10:19:370
295299914471,49cyclictest1547-21ssh08:33:030
295299914374,48cyclictest14440-21cat07:19:580
295299914374,32cyclictest22537-21munin-node09:39:230
295299914373,48cyclictest23391-21/usr/sbin/munin07:59:470
295299914372,49cyclictest28561-21ssh08:15:410
295299914370,50cyclictest13831-21unixbench_singl10:50:470
295299914370,34cyclictest11251-21sort07:04:120
295299914270,48cyclictest29335-21sshd09:59:510
295299914172,48cyclictest7421-21wc06:40:120
295299914172,47cyclictest8670-21ssh10:35:410
295299914172,30cyclictest31548-21timerandwakeup10:05:490
295299914171,48cyclictest2173-21ssh10:15:380
295299914171,31cyclictest18225-21grep11:04:560
295299914170,49cyclictest24712-21missed_timers09:45:300
295299914169,36cyclictest4866-21ssh10:24:450
295299914073,32cyclictest16497-21cpuspeed10:59:460
295299913975,42cyclictest20293-21cat07:49:410
295299913973,45cyclictest16878-21sh09:20:040
295299913973,31cyclictest25434-21rt-features08:05:440
295299913971,48cyclictest31894-21grep05:55:150
295299913871,44cyclictest1944-21proc_pri06:10:090
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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