You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2025-12-24 - 04:21
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 20 highest latencies:
System rack4slot2.osadl.org (updated Wed Dec 24, 2025 00:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
4032392121,0sleep0385-21kworker/0:219:06:260
73501030,0irq/45-4a1000009887-21/usr/sbin/munin22:40:570
7450940,0irq/46-4a10000029871-21fschecks_time20:30:290
7450930,0irq/46-4a1000007618-21grep19:25:270
7450930,0irq/46-4a100000460-21snmpd21:51:070
7450930,0irq/46-4a10000027755-21runrttasks20:25:090
7450930,0irq/46-4a1000002084-21sendmail-msp22:20:540
7450930,0irq/46-4a10000018694-21users23:05:560
7450920,0irq/46-4a1000003906-21sendmail-msp00:00:060
7450920,0irq/46-4a1000003889-21ls22:24:550
7450920,0irq/46-4a1000002808-21cat23:55:320
7450920,0irq/46-4a10000017914-21grep21:30:230
7450920,0irq/46-4a10000015782-21aten_r4power_en19:50:120
7450920,0irq/46-4a10000014384-21ls22:55:110
7450920,0irq/46-4a10000011191-21runrttasks19:36:090
7450920,0irq/46-4a10000011086-21diskstats22:45:180
7450920,0irq/46-4a10000010766-21sendmail-msp00:20:080
7450910,0irq/46-4a1000009482-21meminfo19:30:360
7450910,0irq/46-4a1000006077-21runrttasks22:30:250
7450910,0irq/46-4a10000030455-21rt-features23:41:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional