You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-06-17 - 02:13
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 Tue Jun 17, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140160ksoftirqd/04979-21kworker/0:119:03:190
14991340watchdog/020070-21runrttasks19:34:380
14991330watchdog/07026-21unixbench_singl22:23:220
14991290watchdog/022712-21needreboot19:43:300
14991290watchdog/02101-21idleruntime20:23:100
14991290watchdog/012725-21latency_hist00:27:580
14991280watchdog/06602-21latency_hist20:37:580
14991280watchdog/02996-21runrttasks23:42:580
14991270watchdog/02996-21runrttasks23:40:300
24149212611sleep024197-21awk19:48:280
14991250watchdog/02996-21runrttasks21:49:180
14991240watchdog/030949-21runrttasks21:55:460
14991220watchdog/016351-21runrttasks22:53:260
14991210watchdog/028869-21seq20:03:300
14991190watchdog/026730-21munin-node21:43:340
14991190watchdog/014399-21munin-node21:03:420
14991180watchdog/02996-21runrttasks21:08:220
14991180watchdog/017880-21aten2.4_r3power22:58:260
14991170watchdog/02996-21runrttasks22:34:460
14991170watchdog/018123-21aten2.4_r3power21:13:340
14991150watchdog/06883-21runrttasks20:38:180
14991140watchdog/029310-21seq23:35:180
14991140watchdog/014999-21vmstat19:18:300
14991100watchdog/014308-21cat22:47:580
14991070watchdog/02316-21munin-node22:08:220
2435501050irq/11-eth018154-21runrttasks19:28:360
14991050watchdog/024072-21aten2.4_r3power21:33:260
2435501040irq/11-eth04819-21runrttasks00:02:010
2435501030irq/11-eth025803-21cut19:53:310
83850990irq/14-ide05222-21df22:18:150
83850920irq/14-ide011159-21df19:08:020
243550890irq/11-eth011582-21rt-features00:23:220
243550850irq/11-eth04292sleep022:03:100
1499850watchdog/0351-21latency_hist23:47:580
11097988413cyclictest21093-21nfs_client19:38:270
11097988312cyclictest25614-21nfs_client23:23:310
243550820irq/11-eth020300-21runrttasks23:07:120
2263828211sleep022646-21kernelversion23:13:320
1499820watchdog/01102-21sed20:18:340
1499810watchdog/09047-21seq00:13:460
11097988113cyclictest2996-21runrttasks21:31:200
11097988112cyclictest9691-21munin-node00:18:100
11097988112cyclictest4061-21nfs_client22:13:280
11097988112cyclictest13119-21aten2.4_r3power19:13:170
1499800watchdog/031614-21aten2.4_r3power20:13:180
1499800watchdog/02996-21runrttasks19:26:420
11097988013cyclictest7325-21munin-node00:08:420
11097988013cyclictest21402-21cstates21:23:420
11097988013cyclictest19691-21aten2.4_r3power21:18:370
11097987914cyclictest11179-21latency_hist20:52:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional