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2025-09-17 - 02:49
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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 Sep 17, 2025 00:43:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/024911-21kworker/0:018:57:290
14991390watchdog/028447-21sh20:22:270
14991310watchdog/013185-21needreboot21:17:390
14991290watchdog/05842-21cpu00:27:270
14991290watchdog/01726-21sort20:42:030
14991280watchdog/03999-21aten2.4-expect20:47:390
14991280watchdog/022249-21unixbench_singl21:47:270
14991250watchdog/017301-21if_eth019:47:190
14991250watchdog/010351-21cstates21:07:470
14991240watchdog/018406-21nfs_client23:22:350
14991230watchdog/020730-21unixbench_singl19:57:310
14991210watchdog/06985-21runrttasks22:46:550
31718212011sleep031135-21munin-node20:32:370
14991190watchdog/02996-21runrttasks19:53:150
14991170watchdog/018506-21seq21:35:470
14991160watchdog/029945-21runrttasks22:15:110
14991160watchdog/023408-21munin-node20:07:150
14991150watchdog/02518-21mailstats22:32:150
14991140watchdog/05507-21if_err_eth019:07:380
14991120watchdog/026812-21runrttasks22:04:550
14991120watchdog/026119-21nfs_client23:47:310
14991100watchdog/029577-21munin-node20:27:390
2435501080irq/11-eth019218-21aten2.4_r3power21:37:300
14991080watchdog/027133-21munin-node20:17:390
14991070watchdog/04336-21runrttasks19:03:300
2435501060irq/11-eth025200-21runrttasks21:59:180
14991060watchdog/08528-21nfs_client19:17:300
14991060watchdog/014364-21aten2.4_r3power21:22:230
14991060watchdog/010906-21aten2.4_r3power22:57:390
14991050watchdog/027564-21unixbench_singl23:52:270
243550970irq/11-eth09940-21chrt22:55:440
243550920irq/11-eth05265-21sed20:52:290
3083989112cyclictest24878-21latency23:42:460
243550900irq/11-eth02996-21runrttasks00:15:370
243550890irq/11-eth013368-21if_eth023:07:140
3083988813cyclictest1460-21nfs_client22:27:350
83850870irq/14-ide05463-21latency_hist22:42:020
3083988713cyclictest6793-21rt-features19:12:270
3083988612cyclictest23580-21df21:52:210
3083988512cyclictest4513-21nfs_client00:22:330
243550850irq/11-eth032317-21cut22:22:310
243550840irq/11-eth027275-21idleruntime22:07:160
243550840irq/11-eth011725-21sh19:27:410
3083988211cyclictest13408-21munin-node19:32:440
1499820watchdog/02996-21runrttasks19:22:460
1499820watchdog/025952-21seq20:13:310
3083988113cyclictest30918-21aten2.4_r3power00:02:370
3083988113cyclictest19671-21swap23:27:210
3083988112cyclictest28721-21seq23:57:030
3083988112cyclictest16396-21munin-node23:17:460
1499810watchdog/0154262sleep023:12:350
83850800irq/14-ide016162-21nfs_client21:27:320
3083988013cyclictest7209-21idleruntime22:47:170
3083988013cyclictest16157-21nfs_client19:42:300
3083988012cyclictest23031-21nfs_client23:37:300
3083987914cyclictest6769-21df_inode20:57:260
3083987914cyclictest14670-21nfs_client19:37:320
3083987913cyclictest8244-21munin-node21:02:250
3083987813cyclictest673-21nfs_client20:37:320
3083987813cyclictest21204-21aten2.4_r3power21:42:460
3083987813cyclictest11221-21df21:12:210
3083987812cyclictest30794-21nfs_client22:17:350
3083987712cyclictest32718-21aten2.4_r3power00:07:470
3083987712cyclictest2474-21munin-node00:17:450
3083987712cyclictest22240-21unixbench_singl20:02:260
243550770irq/11-eth011880-21df23:02:220
3083987612cyclictest21886-21cstates23:32:490
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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