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2025-11-26 - 16:07
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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 Wed Nov 26, 2025 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
203379925570cyclictest29604-21sort12:32:250
2033799255230cyclictest2138-21ssh10:31:330
2033799255227cyclictest23309-21chrt09:40:470
203379925451cyclictest29634-21awk07:46:400
2033799253225cyclictest2938-21runrttasks07:51:500
2033799253220cyclictest11599-21chrt08:48:070
2033799252228cyclictest16465-21ntpq11:33:280
203379925146cyclictest572-21chrt10:23:360
2033799250225cyclictest25541-21ssh12:13:490
2033799250225cyclictest18468-21ssh09:18:230
2033799250223cyclictest20551-21ssh11:52:200
2033799249224cyclictest29398-21if_eth010:07:440
2033799249222cyclictest19601-21if_err_eth011:47:500
2033799249189cyclictest26598-21ssh12:18:290
2033799248227cyclictest20334-21cyclictest10:52:450
2033799248222cyclictest2872-21snmpd10:19:300
2033799248183cyclictest31124-21rm10:16:070
2033799247217cyclictest22792-21df_inode12:02:150
203379924656cyclictest21846-21irqstats07:12:150
2033799246222cyclictest4608-21sed08:17:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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