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2026-05-27 - 01:51
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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 rack4slot3.osadl.org (updated Wed May 27, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
641221210,4sleep06410-21ntp_kernel_pll_20:47:000
105629910319,47cyclictest14116-21munin-node00:32:060
10562999715,71cyclictest26003-21munin-node20:07:100
10562999710,76cyclictest11394-21seq00:21:570
1056299959,76cyclictest20726-21munin-node23:11:410
1056299958,77cyclictest23304-21sshd23:18:410
10562999514,72cyclictest3568-21runrttasks00:50:390
10562999511,74cyclictest18981-21munin-node21:26:370
10562999510,75cyclictest26891-21munin-node21:51:490
1056299949,75cyclictest18306-21seq23:02:380
1056299949,48cyclictest29007-21latency21:56:530
10562999414,71cyclictest7641-21basename00:11:340
10562999414,71cyclictest3665-21vmstat22:17:200
10562999414,71cyclictest10862-21aten_r4power_vo22:41:330
10562999414,70cyclictest32414-21awk20:27:070
1056299939,73cyclictest20833-21munin-node21:31:490
10562999314,70cyclictest29021-21munin-node23:36:480
1056299929,74cyclictest1848-21date22:12:150
1056299929,72cyclictest15972-21perl22:56:440
10562999215,67cyclictest2905-21diskstats23:56:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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