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2025-11-29 - 02:41
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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 rack7slot3.osadl.org (updated Fri Nov 28, 2025 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
100172221020sleep10021-21latencyplot07:06:180
1007999270242cyclictest26135-21ssh10:37:220
1007999266246cyclictest175622sleep09:59:160
1007999264242cyclictest10074-21cyclictest07:51:230
100799926196cyclictest16066-21cpu12:16:340
1007999261233cyclictest14613-21df09:46:550
1007999261231cyclictest1778-21ssh11:12:490
1007999259228cyclictest22776-21cpu08:01:320
1007999258101cyclictest4336-21df09:01:400
100799925788cyclictest13699-21df_inode07:21:470
1007999257230cyclictest12753-21ssh09:37:580
1007999256230cyclictest24207-21ssh10:28:260
1007999256229cyclictest31797-21fschecks_time11:02:210
1007999255105cyclictest29589-21netwatch08:31:150
100799925487cyclictest19132-21runrttasks07:44:470
1007999254230cyclictest31ksoftirqd/009:23:540
1007999254228cyclictest26158-21munin-run08:16:210
1007999254227cyclictest9795-21missed_timers11:48:150
1007999253227cyclictest31233-21runrttasks10:59:450
1007999253110cyclictest20686-21cpu12:36:350
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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