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2026-01-07 - 22:14
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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 Jan 07, 2026 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11779909913797,28cyclictest54-21kswapd011:35:070
117799099128120,6cyclictest1184424-21kworker/u4:18+events_unbound07:44:010
1177990999892,4cyclictest1177915-21kworker/u4:13+events_unbound08:39:100
1177990999690,4cyclictest1180535-21kworker/u4:5+events_unbound08:34:100
1177990999083,5cyclictest1180537-21kworker/u4:12+events_unbound07:39:010
1177990998981,6cyclictest1180536-21kworker/u4:11+events_unbound07:28:590
1177990998577,6cyclictest1202286-21kworker/u4:12+events_unbound08:54:140
1177990998073,5cyclictest1180537-21kworker/u4:12+events_unbound08:14:060
1177990997871,5cyclictest1177915-21kworker/u4:13+events_unbound08:09:040
1177990997467,5cyclictest1189466-21kworker/u4:1+events_unbound08:04:050
1177991997061,6cyclictest1378656-21kworker/u4:4+events_unbound12:39:571
1177991996661,3cyclictest1329085-21kworker/u4:4+events_unbound11:34:441
1177991996454,8cyclictest0-21swapper/110:15:261
1177990996457,5cyclictest1177986-21cyclictest09:49:390
1177990996450,10cyclictest1377313-21ntp_states12:30:330
1177990996450,10cyclictest1377313-21ntp_states12:30:320
1177990996421,40cyclictest25550irq/23-42890000.ethernet10:05:370
1177991996353,7cyclictest1339487-21/usr/sbin/munin11:45:121
1177990996339,8cyclictest1222862-21switchtime09:25:380
1177991996148,10cyclictest1201904-21ps08:40:341
1177990995949,7cyclictest54-21kswapd011:35:000
1177991995850,5cyclictest1262140-21kworker/u4:8+events_unbound10:49:351
1177991995848,7cyclictest54-21kswapd011:00:101
1177990995751,5cyclictest1190724-21kworker/u4:6+events_unbound08:27:430
1177990995750,5cyclictest1204802-21kworker/u4:3+events_unbound08:55:420
1177991995635,9cyclictest171rcu_preempt10:35:161
1177990995649,5cyclictest1345817-21kworker/u4:15+events_unbound12:18:580
1177990995647,7cyclictest1248027-21/usr/sbin/munin09:55:290
1177990995635,14cyclictest171rcu_preempt12:10:410
1177991995548,5cyclictest54-21kswapd010:20:171
1177991995547,5cyclictest1318529-21munin-run11:20:001
1177991995543,8cyclictest37-21kcompactd010:58:531
1177991995522,20cyclictest0-21swapper/109:56:391
1177990995547,5cyclictest1311590-21timerwakeupswit11:10:380
117799099554,39cyclictest1273467-21ssh10:25:280
1177991995444,8cyclictest54-21kswapd011:30:001
1177990995445,6cyclictest1285188-21ssh10:40:010
1177990995439,9cyclictest1262140-21kworker/u4:8+events_unbound10:22:400
117799099543,37cyclictest1373122-21ssh12:25:300
1177991995345,6cyclictest1256142-21fschecks_count10:05:221
1177991995342,9cyclictest1300138-21kworker/u4:1+events_unbound11:15:021
1177991995340,9cyclictest1279436-21ssh10:32:311
1177991995331,13cyclictest1192028-21kworker/u4:108:05:001
1177991995317,20cyclictest0-21swapper/112:25:331
1177990995346,5cyclictest1337435-21kworker/u4:0+events_unbound12:01:450
1177990995345,6cyclictest1236347-21kworker/u4:10+events_unbound09:50:120
1177990995341,7cyclictest54-21kswapd012:20:120
1177990995333,18cyclictest1306395-21aten2__11:05:160
1177991995245,5cyclictest1234947-21grep09:40:211
1177991995244,6cyclictest1343767-21wget11:50:161
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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