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2025-08-30 - 08:22
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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 50 highest latencies:
System rack9slot4.osadl.org (updated Sat Aug 30, 2025 00:43:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27445113273sleep0-21swapper/102:06:511
27515991203cyclictest29210-21latency_hist05:51:580
27515991203cyclictest12862-21/usr/sbin/munin05:22:390
27515991203cyclictest12862-21/usr/sbin/munin05:22:390
27515991153cyclictest32110-21latency_hist05:56:580
27515991134cyclictest26479-21latency_hist04:51:570
27515991133cyclictest74-21mmcqd/006:26:590
27515991133cyclictest74-21mmcqd/002:06:520
27515991133cyclictest20209-21latency_hist06:31:590
27515991133cyclictest10037-21systemd-cgroups05:17:370
27515991129cyclictest0-21swapper/007:32:010
27515991128cyclictest0-21swapper/003:41:550
27515991123cyclictest17423-21latency_hist05:31:580
27515991123cyclictest17423-21latency_hist05:31:580
27515991117cyclictest0-21swapper/004:11:560
27515991117cyclictest0-21swapper/004:07:350
27515991113cyclictest8626-21latency_hist05:16:570
27515991113cyclictest8626-21latency_hist05:16:570
275159911119cyclictest27169-21ssh04:52:220
275159911119cyclictest27169-21ssh04:52:220
27515991108cyclictest0-21swapper/007:37:010
27515991108cyclictest0-21swapper/002:22:120
27515991107cyclictest0-21swapper/003:47:050
27515991107cyclictest0-21swapper/003:47:050
27515991107cyclictest0-21swapper/002:51:530
27515991097cyclictest0-21swapper/002:57:070
27515991093cyclictest18015-21sh07:22:310
27515991089cyclictest0-21swapper/007:05:100
27515991087cyclictest0-21swapper/004:44:130
27515991083cyclictest18096-21fschecks_count04:37:150
27515991077cyclictest0-21swapper/003:11:540
27515991074cyclictest10647-21latency_hist02:56:530
27515991073cyclictest3712-21missed_timers02:32:230
27515991073cyclictest30606-21latency_hist02:16:520
27515991067cyclictest0-21swapper/005:37:280
27515991063cyclictest4571-21/usr/sbin/munin02:37:070
27515991053cyclictest14659-21latency_hist04:31:560
27515991053cyclictest13731-21sh07:15:420
27515991047cyclictest0-21swapper/005:06:570
27515991043cyclictest8797-21latency_hist04:21:560
27515991037cyclictest0-21swapper/005:31:570
27515991033cyclictest16848-21latency_hist03:16:540
27515991033cyclictest14659-21latency_hist04:31:560
27515991023cyclictest9610-21ssh06:12:340
27515991023cyclictest32573-21sh05:57:140
27515991023cyclictest19140-21awk03:22:180
27515991004cyclictest74-21mmcqd/006:36:590
2751599997cyclictest0-21swapper/006:57:120
2751599993cyclictest7450mmcqd/006:11:590
2751599993cyclictest14733-21fschecks_count07:17:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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