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2026-05-06 - 02:57
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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 50 highest latencies:
System rack7slot2.osadl.org (updated Wed May 06, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11857809911094,6cyclictest1379376-21kworker/u4:8+events_unbound00:22:070
1185783999992,5cyclictest1352489-21kworker/u4:14+events_unbound00:02:031
1185780999891,5cyclictest1263928-21kworker/u4:10+events_unbound22:01:440
1185780999884,6cyclictest1228034-21kworker/u4:17+events_unbound21:36:420
1185780999488,5cyclictest1352489-21kworker/u4:14+events_unbound00:17:070
1185780998073,5cyclictest1326222-21kworker/u4:0+events_unbound23:26:530
1185780997972,5cyclictest1326224-21kworker/u4:3+events_unbound23:16:530
1185780997668,6cyclictest1228034-21kworker/u4:17+events_unbound21:31:410
1185783997424,28cyclictest0-21swapper/100:27:231
1185783997424,28cyclictest0-21swapper/100:27:221
1185780997468,4cyclictest1201079-21kworker/u4:6+events_unbound21:10:010
1185780997466,6cyclictest1263928-21kworker/u4:10+events_unbound22:26:490
1185780997365,6cyclictest1321747-21kworker/u4:8+events_unbound23:11:520
1185783997234,35cyclictest1240657-21unixbench-2d21:35:421
1185780997259,10cyclictest151ktimers/023:51:560
1185780997250,14cyclictest53-21kswapd023:35:100
1185783997143,25cyclictest1352489-21kworker/u4:14-rpciod00:15:421
1185780997166,3cyclictest1201081-21kworker/u4:9+events_unbound20:26:370
1185780997163,6cyclictest1352488-21kworker/u4:12+events_unbound23:41:550
1185780997162,6cyclictest1272948-21kworker/u4:6+events_unbound22:16:480
1185780997063,5cyclictest1290350-21kworker/u4:7+events_unbound22:36:490
1185780997059,5cyclictest1201082-21kworker/u4:11+events_unbound20:41:370
1185780997051,16cyclictest53-21kswapd021:55:080
1185780997050,16cyclictest1213892-21apt-get21:00:120
1185783996952,10cyclictest1292693-21apt-get22:35:111
1185783996937,29cyclictest1217608-21/usr/sbin/munin21:10:291
1185780996961,6cyclictest1197234-21kworker/u4:3+events_unbound20:06:350
1185780996860,6cyclictest1201078-21kworker/u4:5+events_unbound20:11:340
1185783996613,48cyclictest1346877-21ssh23:35:361
1185780996659,6cyclictest1187007-21kworker/u4:11+events_unbound19:56:330
118578399655,56cyclictest1311620-21ps22:55:381
1185783996549,10cyclictest1248117-21modprobe21:45:001
118578399652,16cyclictest1284806-21ntpq22:25:261
118578399652,14cyclictest1363629-21apt-get23:55:101
1185783996456,6cyclictest1250920-21kworker/u4:9+events_unbound21:51:421
1185783996432,29cyclictest1317268-21kworker/u4:2-xprtiod23:40:171
118578099649,43cyclictest1185756-21munin-run19:09:590
1185783996334,27cyclictest0-21swapper/123:15:281
1185783996332,28cyclictest1306333-21aten2__22:50:151
118578399633,12cyclictest1298370-21ps22:40:361
1185783996331,29cyclictest1267254-21sshd22:05:361
118578399632,15cyclictest1338002-21ntpq23:25:321
1185780996356,5cyclictest1401203-21kworker/u4:7+events_unbound00:37:100
1185783996224,32cyclictest0-21swapper/122:00:351
118578399622,15cyclictest1249291-21ssh21:45:351
1185783996218,39cyclictest1330067-21kworker/u4:10+rpciod23:30:111
1185780996253,5cyclictest1315447-21grep23:00:190
1185780996244,12cyclictest1336531-21ssh23:24:240
1185783996132,27cyclictest1359863-21sh23:50:241
1185783996126,32cyclictest0-21swapper/122:30:351
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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