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2024-04-23 - 10:44
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rackfslot4.osadl.org (updated Tue Apr 23, 2024 00:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
877421210,3chrt8773-21/usr/sbin/munin20:40:380
2532321170,3chrt25322-21/usr/sbin/munin23:07:130
353921150,1sleep03546-21ld23:26:200
39021130,3chrt391-21sleep22:23:170
1932521130,3chrt19324-21ssh22:56:490
1984621100,2chrt19845-21awk22:00:330
129321090,2sleep01294-21/usr/sbin/munin19:21:290
824921080,2chrt8248-21ld22:36:570
2850321070,1sleep028505-21irqrtprio20:15:450
1146021050,2chrt11461-21sh22:42:250
1405221040,1sleep014055-21awk21:50:150
47632870,1sleep04764-21if_err_eth222:31:080
53212810,2sleep05323-21grep21:35:060
104822750,1sleep010484-21ssh21:43:320
157232710,1sleep015725-21tr19:50:420
236132552,7sleep023608-21ntpq22:06:290
120752553,43sleep012060-21ntpq23:41:440
168552534,6sleep016859-21/usr/sbin/munin20:55:470
279832520,1sleep027987-21sed19:10:460
16182520,2sleep01623-21ssh21:28:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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