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2026-07-07 - 04:12
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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: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the highest latencies:
System rack3slot7.osadl.org (updated Tue Jul 07, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/021653-21kworker/0:019:00:040
33549816214cyclictest3079-21unixbench_singl22:35:190
33549816211cyclictest27607-21aten2.4-expect23:55:130
33549815911cyclictest31317-21expr00:05:390
33549815714cyclictest21194-21latency_hist20:04:550
33549815113cyclictest9776-21aten2.4_r3power21:10:380
33549815014cyclictest21265-21munin-node20:05:310
33549815013cyclictest25904-21sendmail_mailtr20:20:060
33549815012cyclictest2792-21runrttasks20:11:440
33549814913cyclictest7847-21nfs_client22:50:290
33549814913cyclictest11914-21latency_hist21:19:560
33549814912cyclictest5865-21munin-node19:15:200
33549814911cyclictest4998-21latency00:25:380
33549814812cyclictest18360-21ntp_offset21:40:130
33549814812cyclictest17315-21timerandwakeup23:20:390
33549814713cyclictest24392-21df23:45:120
33549814713cyclictest23157-21unixbench_singl21:55:190
33549814712cyclictest311872sleep020:35:310
33549814712cyclictest23645-21sh23:40:380
33549814712cyclictest1435-21df_inode22:30:170
33549814612cyclictest31378-21aten2.4_r3power22:20:400
33549814612cyclictest29328-21forks00:00:210
33549814513cyclictest7572-21aten2.4_r3power21:05:150
33549814513cyclictest2718-21munin-node20:50:390
33549814513cyclictest13503-21mailstats23:10:060
33549814512cyclictest32620-21aten2.4_r3power00:10:300
33549814512cyclictest13727-21df19:40:100
33549814511cyclictest15288-21cpu23:15:180
33549814414cyclictest32756-21munin-node22:25:360
33549814414cyclictest26308-21aten2.4-expect22:05:190
33549814413cyclictest4788-21nfs_client22:40:250
33549814413cyclictest4084-21latency_hist00:24:540
33549814413cyclictest29525-21needreboot22:15:260
33549814413cyclictest2792-21runrttasks19:45:390
33549814412cyclictest5149-21cstates19:10:360
33549814412cyclictest4789-21nfs_client20:55:280
33549814412cyclictest21330-21sh21:50:100
33549814412cyclictest21207-21munin-node23:35:120
33549814412cyclictest16640-21munin-node19:50:290
33549814412cyclictest16621-21munin-node21:35:320
33549814412cyclictest12243-21aten2.4_r3power19:35:140
33549814411cyclictest11943-21munin-node23:05:130
33549814313cyclictest2792-21runrttasks22:14:190
33549814312cyclictest9776-21sh22:55:400
33549814312cyclictest32600-21nfs_client20:40:250
33549814312cyclictest2792-21runrttasks20:27:450
33549814213cyclictest9451-21nfs_client19:25:240
33549814213cyclictest2792-21runrttasks21:25:190
33549814213cyclictest24977-21aten2.4_r3power22:00:290
33549814113cyclictest6713-21aten2.4_r3power21:00:390
33549814113cyclictest2792-21runrttasks23:53:210
33549814113cyclictest12457-21nfs_client21:20:230
33549814113cyclictest10426-21mailstats23:00:050
33549814112cyclictest2792-21runrttasks23:29:280
33549814112cyclictest2792-21runrttasks19:09:440
33549814112cyclictest1990-21cstates20:45:380
33549814015cyclictest29189-21aten2.4_r3power20:30:140
33549814014cyclictest3348-21munin-node19:55:040
33549814013cyclictest2792-21runrttasks23:31:440
33549814012cyclictest5781-21munin-node22:45:160
33549814011cyclictest11162-21aten2.4_r3power19:30:320
33549813913cyclictest2792-21runrttasks19:20:210
33549813913cyclictest15013-21latency_hist21:29:550
33549813912cyclictest20264-21needreboot21:45:260
33549813912cyclictest1078-21munin-node00:15:190
33549813713cyclictest24825-21nfs_client20:15:240
33549813513cyclictest6270-21chrt00:34:300
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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