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2024-12-09 - 17:41
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack2slot7.osadl.org (updated Mon Dec 09, 2024 12:43:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
108282399462,11cyclictest1224620-21cpuspeed11:14:470
108282499372,14cyclictest11050irq/107-eth%d08:54:521
1082823993614,5cyclictest191rcuc/010:24:490
1082825993517,3cyclictest0-21swapper/210:39:442
108282399351,23cyclictest0-21swapper/011:40:290
108282399343,29cyclictest0-21swapper/012:14:440
108282399341,22cyclictest0-21swapper/011:19:450
108282599335,5cyclictest11050irq/107-eth%d12:19:472
112699320,11rtkit-daemon1172901-21latency_hist10:15:552
108282399322,21cyclictest0-21swapper/010:10:370
108282399321,18cyclictest0-21swapper/010:49:510
108282399311,17cyclictest1303295-21memory12:34:460
108282499302,16cyclictest1269581-21awk11:59:491
1082823992921,2cyclictest0-21swapper/012:17:200
108282399291,9cyclictest1215024-21fschecks_count11:04:440
1082823992918,3cyclictest1155780-21mailstats09:54:510
108282399291,3cyclictest0-21swapper/011:52:260
1082823992817,5cyclictest1274486-21/usr/sbin/munin12:04:470
108282599277,3cyclictest11050irq/107-eth%d12:25:552
1082824992720,4cyclictest1221509-21idleruntime-cro11:10:551
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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