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2026-03-28 - 20:02
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack4slot3.osadl.org (updated Sat Mar 28, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1791821060,4sleep017920-21fgrep08:45:570
444321000,4sleep04444-21aten_r4power_po11:25:240
2028999995,83cyclictest29412-21grep12:40:570
20289999713,75cyclictest32359-21munin-node09:30:450
309172960,4sleep030915-21timerandwakeup07:46:010
20289999615,72cyclictest28312-21seq09:19:270
20289999614,72cyclictest15258-21runrttasks10:18:020
123332950,4sleep012334-21latency_hist10:10:120
20289999316,68cyclictest29200-21munin-node09:20:560
20289999314,70cyclictest22628-21if_eth012:20:380
1901629317,60sleep019070-21interrupts07:10:290
20289999214,69cyclictest9044-21munin-node08:20:380
20289999115,67cyclictest23771-21wget10:45:230
20289999114,68cyclictest20862-21munin-node10:35:360
20289999114,68cyclictest1758-21processes11:15:560
20289999114,68cyclictest13644-21seq11:52:210
20289999114,40cyclictest21815-21munin-plugin-st07:20:090
2028999905,74cyclictest30231-21sshd11:05:210
20289999015,66cyclictest25586-21munin-node10:50:300
20289999014,67cyclictest8520-21vmstat09:56:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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