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2024-10-13 - 22:44
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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 Sun Oct 13, 2024 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19166224480,13sleep017084-1kworker/u3:005:56:110
200769910316,24cyclictest26482-21df10:31:130
200769910315,54cyclictest0-21swapper08:16:260
200769910312,25cyclictest8829-21sh11:15:280
200769910217,48cyclictest27902-21apt-get10:35:520
200769910217,44cyclictest29023-21ntp_states09:01:570
200769910118,65cyclictest4810-21users11:02:160
200769910117,23cyclictest13250-21memory09:51:490
200769910115,48cyclictest31481-21/usr/sbin/munin10:46:050
20076991009,55cyclictest9496-21sh09:41:020
200769910033,52cyclictest31014-21users09:07:170
200769910031,52cyclictest0-21swapper10:14:260
200769910017,21cyclictest15566-21apt-get08:20:500
200769910016,44cyclictest12590-21df08:11:130
200769910014,65cyclictest5255-21users09:27:140
20076999932,49cyclictest0-21swapper09:40:250
20076999927,63cyclictest0-21swapper09:58:170
20076999918,58cyclictest31763-21apt-get09:10:480
20076999916,63cyclictest17541-21fw_conntrack08:26:250
20076999914,47cyclictest25247-21ssh10:27:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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