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2026-05-27 - 05:19
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 rack7slot2.osadl.org (updated Wed May 27, 2026 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14638579910089,8cyclictest53-21kswapd021:45:100
1463857999134,42cyclictest1463854-21awk19:10:000
146385799885,27cyclictest1619262-21apt-get23:30:170
1463857998642,38cyclictest1465098-21modprobe19:14:590
1463858998274,6cyclictest1474135-21kworker/u4:10+events_unbound20:24:591
146385799785,71cyclictest0-21swapper/022:30:250
1463857997646,27cyclictest37-21kcompactd022:20:200
1463857997560,10cyclictest1562725-21ntpq22:25:350
1463857997543,29cyclictest1586517-21kworker/u4:12-rpciod22:55:400
1463857997530,5cyclictest0-21swapper/000:05:360
1463857997466,5cyclictest1466370-21kworker/u4:12+events_unbound19:31:390
1463858997262,6cyclictest1672673-21fschecks_count00:30:211
1463857997239,30cyclictest53-21kswapd023:05:120
1463857997134,5cyclictest1534988-21latency_hist21:55:020
1463857997131,5cyclictest1509071-21diskmemload21:25:230
1463857997060,6cyclictest1463792-21kworker/u4:4+events_unbound19:25:010
1463857997038,30cyclictest1463856-21cyclictest20:50:200
1463857997035,31cyclictest1659199-21/usr/sbin/munin00:15:160
1463857997032,4cyclictest0-21swapper/023:49:590
1463857997031,6cyclictest1610790-21fschecks_time23:20:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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