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2026-07-03 - 06:09
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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 Fri Jul 03, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13428279911297,6cyclictest1478884-21kworker/u4:2+events_unbound23:18:150
134282799107100,5cyclictest1363316-21kworker/u4:0+events_unbound21:07:500
13428279910693,6cyclictest1341559-21kworker/u4:7+events_unbound19:17:340
1342827999689,5cyclictest1359466-21kworker/u4:7+events_unbound20:32:440
1342827999184,5cyclictest1478883-21kworker/u4:0+events_unbound23:28:170
1342827999083,5cyclictest1365944-21kworker/u4:10+events_unbound20:52:460
1342827999083,5cyclictest1364587-21kworker/u4:6+events_unbound20:57:460
1342827999076,6cyclictest1465457-21kworker/u4:9+events_unbound22:53:100
1342827998982,5cyclictest1356925-21kworker/u4:1+events_unbound20:12:400
1342827998678,6cyclictest1448129-21kworker/u4:4+events_unbound22:38:060
1342827998638,26cyclictest25650irq/23-42890000.ethernet19:10:000
1342828998375,6cyclictest1394349-21kworker/u4:0+events_unbound21:35:001
1342827998174,5cyclictest1360738-21kworker/u4:14+events_unbound20:25:010
1342827997972,5cyclictest1351818-21kworker/u4:8+events_unbound19:50:020
1342827997870,6cyclictest1353089-21kworker/u4:12+events_unbound20:17:030
1342827997870,6cyclictest1353089-21kworker/u4:12+events_unbound20:17:020
1342828996958,8cyclictest1527391-21kworker/u4:0+events_unbound00:18:301
1342828996730,24cyclictest0-21swapper/121:45:291
1342828996430,22cyclictest0-21swapper/123:55:001
1342827996456,6cyclictest1360739-21kworker/u4:16+events_unbound20:40:010
1342827996450,7cyclictest1403551-21kworker/u4:15+events_unbound22:17:000
1342828996353,8cyclictest378-21dbus-daemon22:18:011
1342828996255,5cyclictest1527395-21kworker/u4:7+events_unbound00:28:321
1342828996225,19cyclictest0-21swapper/123:55:341
1342827996255,5cyclictest1359465-21kworker/u4:5+events_unbound21:00:010
1342827996248,7cyclictest1380603-21kworker/u4:5+events_unbound21:58:590
1342828996048,9cyclictest1373280-21sendmail_mailqu21:05:361
1342827996053,5cyclictest1478884-21kworker/u4:2+events_unbound23:10:020
1342828995925,18cyclictest0-21swapper/122:40:331
1342827995952,5cyclictest1527395-21kworker/u4:7+events_unbound00:30:020
1342827995946,5cyclictest1365944-21kworker/u4:10+events_unbound20:40:070
1342828995847,8cyclictest1429363-21/usr/sbin/munin22:10:511
1342828995839,17cyclictest0-21swapper/123:15:121
1342828995822,20cyclictest0-21swapper/123:31:521
1342827995851,5cyclictest1360738-21kworker/u4:14+events_unbound20:20:030
1342827995850,6cyclictest1525653-21/usr/sbin/munin00:00:220
1342827995751,5cyclictest1527391-21kworker/u4:0+events_unbound00:15:020
1342827995750,5cyclictest1491032-21timerandwakeup23:20:420
1342827995750,5cyclictest1402871-21kworker/u4:11+events_unbound21:42:000
1342828995648,5cyclictest1478884-21kworker/u4:2+events_unbound23:08:101
1342827995640,6cyclictest1332708-21kworker/u4:6+events_unbound19:41:450
134282899554,40cyclictest1530348-21sh00:05:341
1342828995444,7cyclictest1438123-21unixbench_multi22:20:401
1342828995439,12cyclictest1507999-21if_err_eth023:40:211
1342828995438,12cyclictest1551835-21fschecks_count00:30:201
1342828995419,20cyclictest0-21swapper/100:39:411
1342827995444,8cyclictest1379180-21/usr/sbin/munin21:15:270
1342827995443,7cyclictest1460064-21switchtime22:45:390
134282799541,36cyclictest1388265-21ssh21:25:270
1342828995342,7cyclictest1387523-21dpkg21:25:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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