You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-20 - 12:41
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 Wed May 20, 2026 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74501980,0irq/46-4a10000018336-21/usr/sbin/munin18:59:250
19739998966,0cyclictest1830-21/usr/sbin/munin00:29:230
19739998673,0cyclictest10807-21/usr/sbin/munin23:19:490
19739998669,0cyclictest13105-21runrttasks23:26:100
19739998668,0cyclictest8458-21latency_hist23:14:140
19739998668,0cyclictest3946-21meminfo19:49:490
19739998668,0cyclictest32720-21df_inode21:14:310
19739998569,0cyclictest26067-21if_eth020:54:430
19739998563,0cyclictest25485-21runrttasks22:29:120
19739998563,0cyclictest21735-21runrttasks23:51:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional