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2023-10-04 - 06:14
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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
Characteristics of the 20 highest latencies:
System rack3slot2.osadl.org (updated Wed Oct 04, 2023 00:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15321322870,3chrt153215-21timerandwakeup20:41:430
15449722820,3sleep0154499-21cut20:46:360
21389222590,2sleep0213890-21df_inode00:15:330
21017522540,4chrt210164-21ntpq00:01:430
13438922490,3chrt134386-21ntpq19:36:030
16244322470,2sleep0162444-21date21:15:090
12565422440,4chrt125176-21apt-get19:05:300
21243222360,3chrt212420-21apt-get00:10:240
12687399233203,19cyclictest216785-21kworker/u2:100:40:030
12703722320,3chrt127038-21dpkg19:10:200
12687399231201,19cyclictest206915-21kworker/u2:023:51:400
12687399231201,19cyclictest162326-21kworker/u2:121:56:430
14835822300,3chrt148359-21df20:25:350
12687399228197,20cyclictest216785-21kworker/u2:100:35:060
16980222270,3chrt169792-21ntpq21:40:530
12687399227198,18cyclictest144135-21kworker/u2:220:21:040
12687399226196,19cyclictest186312-21kworker/u2:123:05:190
12687399222193,19cyclictest155082-21kworker/u2:120:51:400
12687399221191,19cyclictest206915-21kworker/u2:000:00:040
21138022200,3sleep0211381-21ld00:05:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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