You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-07-19 - 06:30
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 Sat Jul 19, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140130ksoftirqd/010821-21kworker/0:219:01:100
14991370watchdog/021915-21munin-node20:51:320
14991320watchdog/04530-21aten2.4_r3power19:56:160
14991310watchdog/021042-21munin-node19:06:000
14991260watchdog/030368-21latency_hist23:05:560
14991260watchdog/020122-21unixbench_singl20:46:240
14991240watchdog/032673-21aten2.4_r3power23:11:320
14991220watchdog/029022-21mailstats21:16:080
14991220watchdog/022722-21latency_hist22:40:560
14991210watchdog/01335-21df21:31:160
14991210watchdog/011786-21seq22:05:160
14991190watchdog/02996-21runrttasks00:23:080
14991180watchdog/024571-21df_inode00:31:200
14991170watchdog/022821-21chrt20:56:040
14991170watchdog/016281-21seq22:19:080
14991160watchdog/017431-21missed_timers22:21:360
14991130watchdog/013434-21latency_hist20:25:560
14991120watchdog/07796-21iostat20:06:200
14991090watchdog/05999-21aten2.4_r3power23:31:160
14991090watchdog/018679-21grep00:11:280
26046210812sleep026070-21cat22:51:180
14991080watchdog/09248-21df_inode21:56:200
14991070watchdog/030530-21munin-node21:21:200
14991070watchdog/020510-21cstates00:16:400
14991060watchdog/09052-21df20:11:120
14991060watchdog/02996-21runrttasks21:42:000
14991050watchdog/031115-21munin-node19:36:280
14991040watchdog/02996-21runrttasks19:30:480
14991020watchdog/018831-21processes22:26:360
14991020watchdog/01489-21unixbench_singl23:16:200
14991000watchdog/03258-21nfs_client21:36:240
14991000watchdog/015079-21munin-node00:01:120
243550990irq/11-eth06156-21df_inode21:46:200
1499980watchdog/086242sleep023:39:520
1499970watchdog/023072-21aten2.4_r3power19:11:160
1499960watchdog/025830-21latency_hist21:05:560
1499950watchdog/08077-21interrupts21:51:360
1499950watchdog/02725-21munin-node19:51:200
1499940watchdog/011973-21ls20:20:560
1499930watchdog/029447-21aten2.4_r3power19:31:240
1499910watchdog/06284-21munin-node20:01:240
1499870watchdog/09339-21nfs_client23:41:240
1499870watchdog/0593-21seq19:42:080
1499870watchdog/02996-21runrttasks20:19:040
1499870watchdog/025058-21cat22:46:360
1499860watchdog/02309-21runrttasks19:48:320
243550850irq/11-eth024552-21df19:16:180
1499850watchdog/017709-21seq20:38:000
1499840watchdog/025930-21munin-node21:06:080
21048988313cyclictest22794-21munin-node22:41:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional