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2024-07-27 - 04:09
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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 rack5slot7.osadl.org (updated Sat Jul 27, 2024 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19194224372189,98sleep00-21swapper18:01:110
195719910312,28cyclictest23491-21ssh22:21:580
195719910232,52cyclictest0-21swapper20:32:000
19571991019,69cyclictest6739-21ssh21:33:540
195719910118,61cyclictest22256-21munin-run22:19:220
195719910117,23cyclictest11863-21munin-run20:14:200
195719910116,65cyclictest5716-21irqstats23:05:290
195719910116,47cyclictest14263-21ssh21:55:310
195719910115,25cyclictest15430-21ssh20:24:400
195719910028,54cyclictest0-21swapper21:12:580
195719910017,22cyclictest2179-21df_inode21:20:110
19571999918,52cyclictest0-21swapper22:52:380
19571999917,59cyclictest12433-21df_inode21:50:100
19571999915,64cyclictest23982-21apt-get20:49:390
19571999915,52cyclictest0-21swapper22:58:150
19571999915,46cyclictest31871-21ssh22:46:100
19571999911,27cyclictest27405-21ssh22:34:240
19571999911,27cyclictest25794-21aten_r5power_en20:54:490
19571999844,36cyclictest11128-21timerandwakeup23:20:580
19571999831,51cyclictest0-21swapper23:27:560
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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