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2025-11-21 - 15:11
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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
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack3slot2.osadl.org (updated Fri Nov 21, 2025 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
346224623430,3sleep03462243-21sshd07:05:320
350921123090,2sleep03509212-21collect209:46:230
354929822620,2sleep03549301-21wc11:45:390
352254822550,2sleep03522551-21sort10:25:400
354285822470,4chrt3542855-21ntpq11:26:060
346809822460,4chrt3468099-21gzip07:26:140
347602022450,3chrt3476018-21diskstats07:55:180
351713822440,3chrt3517128-21apt-get10:10:120
353271222420,3chrt3532700-21ntpq10:55:450
354154322400,3chrt3541541-21/usr/sbin/munin11:21:520
350395322400,2sleep03503954-21ntpq09:30:430
346318299221190,19cyclictest84-21jbd2/mmcblk0p2-07:40:050
351065622190,3sleep03510658-21missed_timers09:50:410
350713122130,2sleep03507129-21if_err_wlan009:40:300
349800222110,3sleep03498003-21ssh09:12:590
353558522090,3chrt1-21systemd11:05:040
354786322070,3sleep03547865-21awk11:41:100
354596122070,2sleep03545962-21ls11:35:350
352556721980,2sleep03525568-21cut10:35:110
352672521910,3sleep03526726-21rm10:37:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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