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2026-05-05 - 23:21
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 20 highest latencies:
System rack7slot3.osadl.org (updated Tue May 05, 2026 12:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
131732218921sleep13174-21if_err_eth007:05:240
1405899270223cyclictest2719-21lxpanel12:18:440
1405899260236cyclictest23997-21apt-get10:18:030
1405899259230cyclictest16808-21ssh12:07:090
140589925872cyclictest28092-21fschecks_time08:10:390
1405899258199cyclictest27086-21kernelversion08:05:580
1405899256229cyclictest20706-21runrttasks12:25:090
1405899255227cyclictest13860-21sh09:29:010
140589925448cyclictest8140-21munin-run11:30:230
1405899254230cyclictest3078-21runrttasks08:41:500
140589925366cyclictest23552-21latency_hist10:15:410
1405899253225cyclictest2869-21snmpd10:06:020
1405899253223cyclictest7218-21entropy09:00:370
1405899252222cyclictest9087-21sshd09:07:140
1405899252220cyclictest11124-21ntp_kernel_pll_11:42:100
140589925175cyclictest10517-21cpu11:40:180
1405899251186cyclictest2365-21rs:main0
140589925066cyclictest10446-21ssh09:14:430
1405899250226cyclictest18513-21cpu12:15:180
1405899250225cyclictest2869-21snmpd10:32:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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