You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-12 - 06:08
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: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack4slot2.osadl.org (updated Tue May 12, 2026 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502850,0irq/46-4a10000014621-1kworker/u3:119:01:300
7350970,0irq/45-4a10000025896-21perl19:29:560
7450940,0irq/46-4a1000006979-21df_inode21:44:460
7450920,0irq/46-4a10000028032-21sendmail_mailst19:35:210
7450920,0irq/46-4a1000002366-21/usr/sbin/munin21:30:200
7450920,0irq/46-4a10000020216-1kworker/u3:022:29:360
7450920,0irq/46-4a10000017374-21chrt22:14:540
7450920,0irq/46-4a10000015726-21if_eth023:45:020
7450910,0irq/46-4a1000006038-21users20:05:280
7450910,0irq/46-4a1000003311-21hostname23:09:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional