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2026-04-23 - 12:56
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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 50 highest latencies:
System rack3slot7.osadl.org (updated Thu Apr 23, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/025904-21kworker/0:019:05:020
287569815014cyclictest28977-21mailstats22:40:030
287569815013cyclictest28752-21munin-node20:00:010
287569814812cyclictest21821-21nfs_client20:30:210
287569814713cyclictest25603-21runrttasks00:14:080
287569814614cyclictest18195-21munin-node20:20:240
287569814613cyclictest13664-21munin-node20:05:050
287569814313cyclictest8912-21mailstats21:35:000
287569814312cyclictest4878-21aten2.4_r3power23:05:250
287569814312cyclictest4298-21munin-node19:35:160
287569814213cyclictest22932-21df20:35:080
287569814212cyclictest8869-21munin-node23:20:030
287569814014cyclictest24357-21munin-node22:25:020
287569814013cyclictest32660-21processes00:35:280
287569814012cyclictest23050-21df_inode00:05:140
287569814012cyclictest21703-21nfs_client22:15:200
287569813912cyclictest2691-21which23:00:000
287569813713cyclictest30536-21munin-node21:00:160
287569813613cyclictest26120-21aten2.4_r3power20:45:100
287569813413cyclictest17315-21aten2.4_r3power22:00:290
287569813412cyclictest32542-21nfs_client22:50:200
14991020watchdog/04395-21grep21:20:060
1499990watchdog/018987-21aten2.4_r3power23:50:340
223450980irq/11-eth015417-21unixbench_singl21:55:140
1499980watchdog/02792-21runrttasks23:39:460
1499960watchdog/082762sleep021:30:420
1499950watchdog/032716-21munin-node21:05:260
1499940watchdog/021719-21nfs_client00:00:220
1499940watchdog/017526-21runrttasks23:45:580
1499900watchdog/02792-21runrttasks19:51:380
28756988913cyclictest15332-21aten2.4-expect20:10:100
1499880watchdog/024915-21vmstat20:40:220
1499870watchdog/032175-21idleruntime19:20:020
28756988613cyclictest30956-21nfs_client22:45:190
1499860watchdog/071802sleep023:14:460
1499860watchdog/02792-21runrttasks23:28:220
1499840watchdog/04182-21munin-run19:34:500
1499840watchdog/029133-21aten2.4_r3power00:25:100
1499840watchdog/010682-21aten2.4-expect21:40:100
28756988328cyclictest6482-21sh21:25:260
28756988313cyclictest29532-21nfs_client20:55:220
28756988311cyclictest14036-21nfs_client21:50:200
28756988213cyclictest2230-21seq19:26:450
28756988212cyclictest20621-21aten2.4_r3power20:25:330
28756988014cyclictest1809-21aten2.4-expect21:10:260
28756988013cyclictest30454-21munin-node00:30:170
28756988013cyclictest15555-21nfs_client23:40:210
28756987914cyclictest12881-21aten2.4-expect21:45:350
28756987829cyclictest31209-21runrttasks19:15:260
28756987812cyclictest8180-21latency19:45:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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