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2025-12-11 - 14:37
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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 Thu Dec 11, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140150ksoftirqd/025364-21kworker/0:006:51:440
14991310watchdog/022989-21df_inode10:01:550
14991270watchdog/08703-21latency_hist11:01:310
14991250watchdog/031844-21df_inode07:01:550
14991230watchdog/030180-21runrttasks10:25:590
14991220watchdog/025055-21seq10:07:150
14991210watchdog/05679-21df_inode07:21:550
14991210watchdog/027504-21aten2.4_r3power08:31:510
14991210watchdog/01169-21df12:21:510
14991200watchdog/030381-21which12:11:430
14991180watchdog/015393-21nfs_client07:51:590
297709810591cyclictest0-21swapper07:09:570
2435501050irq/11-eth031028-21aten2.4-expect08:42:100
2435501050irq/11-eth010175-21latency_hist07:36:300
2435501000irq/11-eth029506-21aten2.4_r3power08:37:090
2435501000irq/11-eth011148-21cstates09:22:140
14991000watchdog/029584-21latency_hist06:56:310
243550960irq/11-eth02996-21runrttasks09:46:020
243550960irq/11-eth026033-21df_inode08:26:550
243550940irq/11-eth09034-21awk09:16:540
1499930watchdog/020551-21seq09:52:510
1499920watchdog/017835-21runrttasks11:30:590
29770989014cyclictest2996-21runrttasks07:56:320
29770988712cyclictest32700-21latency12:17:130
243550870irq/11-eth029067-21runrttasks12:06:500
243550870irq/11-eth014555-21runrttasks11:19:260
243550850irq/11-eth019881-21grep08:06:530
243550850irq/11-eth01815-21ls08:52:130
1499850watchdog/07140-31mv07:26:350
1499850watchdog/027844-21vmstat10:17:030
29770988413cyclictest6692-21runrttasks10:53:090
243550840irq/11-eth03179-21seq07:12:320
243550840irq/11-eth02382-21runrttasks10:41:120
243550830irq/11-eth04377-21expr09:01:530
29770988212cyclictest4137-21munin-node10:47:090
29770988112cyclictest2996-21runrttasks08:50:530
29770988111cyclictest24797-21kernelversion08:22:060
243550810irq/11-eth026172-21aten2.4_r3power11:56:570
1499810watchdog/07796-21grep09:12:030
1499810watchdog/04944-21chrt07:19:110
29770988013cyclictest2996-21runrttasks08:56:310
29770988013cyclictest21281-21df08:11:500
29770988012cyclictest31165-21latency10:27:130
29770988012cyclictest23177-21nfs_client11:47:020
29770988012cyclictest22248-21runrttasks09:59:110
29770988012cyclictest10531-21aten2.4-expect07:36:510
243550800irq/11-eth06091-21iostat09:06:560
243550800irq/11-eth018500-21cut09:46:590
29770987912cyclictest26387-21aten2.4_r3power10:12:080
29770987911cyclictest7765-21nfs_client10:57:020
243550790irq/11-eth011956-21apt09:26:450
1499790watchdog/018012-21munin-node08:02:030
29770987813cyclictest13952-21needreboot07:47:020
29770987811cyclictest12487-21aten2.4_r3power07:42:070
29770987713cyclictest21061-21sed11:41:310
29770987713cyclictest10712-21unixbench_singl11:06:550
29770987712cyclictest2996-21runrttasks10:35:140
29770987712cyclictest2928-21unixbench_singl10:41:540
29770987712cyclictest22759-21df08:16:470
29770987712cyclictest14995-21munin-node09:36:420
29770987712cyclictest11851-21munin-node11:11:510
29770987711cyclictest18420-21unixbench_singl11:31:570
29770987612cyclictest20006-21aten2.4_r3power11:36:580
29770987612cyclictest13397-21munin-node09:31:430
29770987611cyclictest15076-21df11:21:530
29770987513cyclictest27240-21latency_hist12:01:320
29770987512cyclictest24788-21needreboot11:52:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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