You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-05-03 - 23:39
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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot2.osadl.org (updated Sun May 03, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
257582999326297,17cyclictest2581804-21kworker/u2:107:45:230
263372123090,3sleep02633722-21/usr/sbin/munin10:36:170
257582999295226,19cyclictest29-21kswapd011:20:210
257582999276246,20cyclictest29-21kswapd007:41:010
265017622530,3chrt2650171-21ntpq11:35:340
265812622490,2sleep02658128-21sh12:04:590
259135522320,3chrt2591356-21basename08:05:110
257776222260,3chrt2577763-21ld07:15:500
257582999217186,19cyclictest2644586-21kworker/u2:011:16:120
262339622140,2sleep02623399-21sort10:00:120
257582999207177,19cyclictest2624656-21kworker/u2:210:31:160
257582999204173,19cyclictest2636282-21kworker/u2:211:05:020
257582999203173,18cyclictest2591714-21kworker/u2:208:15:070
257582999202172,19cyclictest2577706-21kworker/u2:207:30:040
257895622010,3sleep02578958-21sed07:20:260
257582999201171,18cyclictest2624656-21kworker/u2:210:25:040
257582999200171,18cyclictest2661537-21kworker/u2:112:30:020
257582999198169,18cyclictest2617704-21kworker/u2:110:00:050
257582999197165,21cyclictest2609770-21kworker/u2:209:31:180
257582999196166,18cyclictest2636282-21kworker/u2:212:00:030
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional