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2026-08-24 - 10:52
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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 Mon Aug 24, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/029837-21kworker/0:118:57:140
326759815815cyclictest4028-21nfs_client00:27:170
326759815711cyclictest16537-21aten2.4_r3power21:37:200
326759815314cyclictest20781-21aten2.4-expect20:07:070
326759815112cyclictest16467-21nfs_client19:52:150
326759815012cyclictest10350-21sh23:02:200
326759814929cyclictest20930-21aten2.4_r3power23:37:110
326759814913cyclictest7887-21runrttasks21:10:260
326759814913cyclictest24627-21runrttasks23:48:490
326759814913cyclictest14979-21aten2.4-expect23:17:190
326759814912cyclictest1908-21munin-node00:22:280
326759814712cyclictest19768-21missed_timers23:32:260
326759814613cyclictest21183-21aten2.4-expect21:52:200
326759814612cyclictest2792-21runrttasks00:13:010
326759814612cyclictest25192-21mailstats20:21:560
326759814513cyclictest31461-21df20:42:040
326759814512cyclictest2792-21runrttasks20:30:190
326759814512cyclictest16099-21aten2.4_r3power23:22:070
326759814511cyclictest10172-21sh19:32:110
326759814413cyclictest29350-21seq22:19:150
326759814413cyclictest13854-21sshd19:43:250
326759814413cyclictest13533-21cat21:27:270
326759814413cyclictest11305-21munin-node19:37:300
326759814412cyclictest4008-21sh20:57:110
326759814328cyclictest4242-21munin-node22:42:240
326759814314cyclictest9567-21seq21:16:300
326759814313cyclictest2792-21runrttasks20:47:160
326759814313cyclictest25574-21aten2.4_r3power23:52:140
326759814313cyclictest14353-21munin-node21:32:270
326759814312cyclictest2792-21runrttasks19:27:570
326759814214cyclictest2792-21runrttasks20:53:590
326759814213cyclictest3833-21aten2.4-expect19:12:050
326759814213cyclictest28998-21timerandwakeup20:32:260
326759814213cyclictest26565-21apt22:11:450
326759814213cyclictest17790-21rt-features21:42:130
326759814212cyclictest6624-21latency_hist19:21:460
326759814212cyclictest521-21df00:17:060
326759814212cyclictest26698-21munin-node22:12:050
326759814113cyclictest9801-21ls21:16:590
326759814113cyclictest8149-21munin-node22:57:000
326759814113cyclictest5162-21sh22:47:010
326759814113cyclictest32671-21munin-node19:01:490
326759814113cyclictest2587-21sshd21:03:460
326759814113cyclictest2420-21nfs_client22:37:180
326759814113cyclictest14361-21latency_hist19:46:470
326759814112cyclictest5138-21munin-node19:16:570
326759814112cyclictest29771-21munin-node22:22:040
326759814112cyclictest28194-21munin-node00:02:170
326759814112cyclictest23665-21mailstats20:16:560
326759814112cyclictest22729-21munin-node20:12:200
326759814013cyclictest29728-21munin-node00:07:230
326759814013cyclictest12792-21munin-node23:12:040
326759814012cyclictest6616-21munin-node22:52:210
326759814012cyclictest22606-21needreboot23:42:180
326759814011cyclictest27120-21nfs_client23:57:170
326759813913cyclictest32475-21runrttasks22:29:400
326759813913cyclictest24616-21runrttasks22:03:250
326759813912cyclictest17473-21munin-node19:56:590
326759813912cyclictest12049-21seq21:22:280
326759813911cyclictest22076-21mailstats21:56:570
326759813813cyclictest29759-21latency_hist20:36:460
326759813813cyclictest19012-21mailstats21:46:580
326759813812cyclictest2266-21cpu19:07:070
326759813812cyclictest11529-21df_inode23:07:070
326759813712cyclictest961-21vmstat22:32:160
326759813711cyclictest18033-21entropy23:27:210
326759813512cyclictest19283-21df_inode20:02:070
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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