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2026-04-15 - 02:13
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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 Wed Apr 15, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140140ksoftirqd/05214-21kworker/0:118:57:090
14991290watchdog/09880-21munin-node20:22:200
14991280watchdog/05517-21netstat21:52:360
14991280watchdog/011161-21aten2.4_r3power23:57:160
14991270watchdog/015488-21latency_hist00:11:560
14991240watchdog/07828-21date22:01:560
2460501130irq/11-eth025250-21rt-features19:27:190
2460501060irq/11-eth021008-21timerandwakeup20:57:370
2460501050irq/11-eth023492-21awk21:07:140
2460501020irq/11-eth031004-21sendmail_mailtr23:17:050
14991020watchdog/06559-21df_inode23:42:160
14991020watchdog/023831-21nfs_client19:22:230
11430210211sleep011489-21nfs_client22:12:250
2460501010irq/11-eth03019-21runrttasks21:06:300
14991010watchdog/019106-21runrttasks20:52:200
2460501000irq/11-eth018640-21munin-node00:22:080
1499980watchdog/03019-21runrttasks20:48:040
82350970irq/14-ide0541-21nfs_client23:22:240
246050960irq/11-eth02031-21df_inode19:57:180
16931989512cyclictest19542-21missed_timers19:07:380
1499940watchdog/029408-21latency_hist19:41:560
82350930irq/14-ide012636-21df00:02:140
246050920irq/11-eth06327-21munin-node21:57:420
246050900irq/11-eth021739-21munin-node22:47:180
1499900watchdog/017349-21df19:02:110
1499880watchdog/015615-21munin-node20:42:360
1499860watchdog/029900-21munin-node21:27:200
246050850irq/11-eth015796-21aten2.4_r3power22:27:140
16931988512cyclictest12796-21cpu20:32:180
1499840watchdog/029372-21sed23:11:560
1499840watchdog/020924-21interrupts22:42:360
1499840watchdog/013092-21kernelversion22:17:280
1499830watchdog/04713-21wc23:36:560
1499830watchdog/03754-21cut20:02:240
246050820irq/11-eth017622-21cut22:32:240
1499820watchdog/02015-21rt-features21:42:200
16931988113cyclictest3202-21munin-node23:32:300
16931988113cyclictest3019-21runrttasks23:55:310
16931988112cyclictest4828-21mailstats20:07:060
16931988112cyclictest23299-21munin-node22:52:050
16931988111cyclictest16228-21runrttasks00:12:330
16931988014cyclictest27266-21grep19:32:380
16931988013cyclictest640-21nfs_client19:52:240
16931987913cyclictest6371-21munin-node20:12:380
16931987913cyclictest10417-21runrttasks22:08:350
16931987912cyclictest22697-21aten2.4_r3power19:17:380
1499790watchdog/032221-21seq21:34:560
82350780irq/14-ide026252-21sh23:01:540
16931987813cyclictest7970-21cut20:17:080
16931987729cyclictest27345-21runrttasks21:17:510
16931987712cyclictest26372-21munin-node23:02:200
16931987712cyclictest20575-21df_inode19:12:180
246050760irq/11-eth029497-21munin-node23:12:060
16931987614cyclictest7803-21latency_hist23:46:560
16931987613cyclictest27960-21munin-node21:22:220
16931987612cyclictest28589-21kernelversion19:37:290
16931987612cyclictest20961-21latency00:27:350
16931987612cyclictest1897-21df_inode23:27:170
16931987611cyclictest25408-21nfs_client21:12:240
1499760watchdog/0510-21unixbench_singl21:37:200
1499760watchdog/014288-21aten2.4_r3power20:37:160
16931987513cyclictest3786-21grep21:47:250
16931987513cyclictest18960-21df_inode22:37:190
16931987512cyclictest31582-21nfs_client19:47:240
16931987512cyclictest17395-21df_inode00:17:180
16931987512cyclictest14038-21munin-node22:22:330
16931987312cyclictest10937-21latency_hist20:26:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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