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2024-07-27 - 03:19
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot2.osadl.org (updated Sat Jul 27, 2024 00:44:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
49115022930,3chrt491148-21kernelversion21:25:420
50166122850,4chrt501606-21/usr/sbin/munin21:55:100
52326122710,3chrt523258-21pluginstate22:56:530
54707822610,2sleep0547076-21ntp_kernel_pll_00:05:540
50272022550,3chrt501642-21/usr/sbin/munin21:57:060
47856822530,3chrt478567-21df20:45:140
48888122500,3chrt488879-21ssh21:19:180
55395422440,3chrt553948-21ntpq00:26:030
53165922400,2sleep0531661-21ssh23:20:440
52481422350,4chrt524802-21ntpq23:01:170
51479622350,3chrt514794-21mailstats22:31:540
53120122230,2sleep0531202-21cat23:20:160
52836522180,2sleep0528366-21sh23:11:480
45076199218189,17cyclictest495882-21kworker/u2:322:01:340
53433822150,3sleep0534339-21ssh23:28:180
45076199207179,17cyclictest493038-21kworker/u2:221:35:110
45076199202172,19cyclictest556594-21kworker/u2:200:35:110
55195821990,3sleep0551956-21if_err_wlan000:20:290
45076199199169,18cyclictest442080-21kworker/u2:119:20:060
45076199198170,18cyclictest542877-21kworker/u2:100:05:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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