You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-07-19 - 12:30
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: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 20 highest latencies:
System rack8slot1.osadl.org (updated Sun Jul 19, 2026 00:43:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2033999468797,0cyclictest29104-21munin-node23:58:290
20339992705691,0cyclictest9128-21cron19:57:220
20339992580629,0cyclictest9-21ksoftirqd/018:57:210
20339992528259,0cyclictest26240-1kworker/0:1H00:22:220
20339992413283,0cyclictest26240-1kworker/0:1H21:32:210
20339992379689,0cyclictest9-21ksoftirqd/020:42:220
20339992368657,0cyclictest9-21ksoftirqd/023:32:210
20339992367606,0cyclictest9-21ksoftirqd/020:02:220
20339992361574,0cyclictest9-21ksoftirqd/020:12:220
20339992348706,0cyclictest9-21ksoftirqd/023:12:210
20339992344722,0cyclictest3621-21latency_hist00:17:210
20339992338665,0cyclictest24547-21latency_hist22:12:220
20339992325642,0cyclictest9-21ksoftirqd/020:17:220
20339992323607,0cyclictest0-21swapper20:22:220
20339992322235,0cyclictest26240-1kworker/0:1H22:17:220
20339992309752,0cyclictest27244-21latency_hist23:52:210
20339992301672,0cyclictest11422-21munin-node23:07:270
20339992300675,0cyclictest21618-21cat20:32:220
20339992300580,0cyclictest17468-21munin-node21:52:220
20339992279228,0cyclictest26240-1kworker/0:1H23:02:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional