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2026-05-16 - 23:34
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot4.osadl.org (updated Sat May 16, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1184277994643,2cyclictest1484154-21fwupd12:00:512
118428199270,9cyclictest1412774-21awk10:55:003
118427399262,20cyclictest1326954-21apt-get09:30:121
118427399260,23cyclictest1417859-21unin-run11:00:011
118427799251,20cyclictest1316864-21apt-get09:20:122
118427399252,21cyclictest1270942-21apt-get08:35:131
118427399251,3cyclictest1402930-21apt-get10:45:131
118427399251,22cyclictest1372545-21apt-get10:15:111
118427399251,22cyclictest1315698-21taskset09:15:211
118427199252,3cyclictest1500021-21apt-get12:20:120
118427199252,3cyclictest1332057-21apt-get09:35:130
118427199251,21cyclictest1357287-21apt-get10:00:130
118427199250,5cyclictest1485268-21grep12:05:160
1184281992420,2cyclictest1489828-21apt-get12:10:123
118428199240,20cyclictest0-21swapper/308:35:123
1184277992420,2cyclictest1347221-21apt-get09:50:122
118427799241,21cyclictest1271427-21ps08:35:172
118427799241,20cyclictest1407994-21apt-get10:50:122
118427799241,20cyclictest1387715-21apt-get10:30:132
118427799241,20cyclictest1342191-21apt-get09:45:132
118427399240,2cyclictest1448911-21apt-get11:30:111
118427399240,21cyclictest1240345-21munin-run08:05:001
1184271992421,2cyclictest1397604-21sh10:40:000
1184271992420,2cyclictest1510161-21apt-get12:30:130
1184271992419,3cyclictest1240612-21apt-get08:05:140
118427199241,21cyclictest1494922-21apt-get12:15:120
118427199241,21cyclictest1464547-21apt-get11:45:130
118427199241,21cyclictest1219160-21ntpq07:40:190
118427199241,21cyclictest1194597-21apt-get07:20:120
118427199240,5cyclictest1454883-21irqcore11:35:170
118427199240,4cyclictest1327458-21cut09:30:160
1184281992319,2cyclictest1302215-21ps09:05:183
1184281992319,2cyclictest1236036-21tr08:00:173
118428199231,21cyclictest1225398-21apt-get07:50:133
118428199231,19cyclictest0-21swapper/310:15:113
118428199230,4cyclictest1418466-21apt-get11:00:023
118428199230,21cyclictest1386562-21ntpq10:25:203
1184277992319,3cyclictest1322389-21cut09:25:152
1184277992319,2cyclictest1204454-21cron07:29:592
118427799230,20cyclictest0-21swapper/208:20:112
118427799230,19cyclictest0-21swapper/212:05:122
118427799230,19cyclictest0-21swapper/210:40:132
1184273992319,2cyclictest1220344-21apt-get07:45:141
1184273992318,2cyclictest0-21swapper/107:35:131
118427399231,2cyclictest301rcuc/112:20:011
118427399231,2cyclictest1289980-21sshd08:50:201
118427399230,20cyclictest1230476-21apt-get07:55:131
118427399230,20cyclictest0-21swapper/107:30:141
1184271992319,3cyclictest1475164-21irqcore11:55:150
1184271992319,2cyclictest1377627-21apt-get10:20:120
1184271992319,2cyclictest1286081-21apt-get08:50:120
118427199231,3cyclictest1515231-21apt-get12:35:110
118427199231,3cyclictest0-21swapper/011:05:120
118427199231,2cyclictest1397850-21apt-get10:40:130
118427199231,2cyclictest1250717-21apt-get08:15:130
118427199231,1cyclictest1255750-21apt-get08:20:110
118427199230,4cyclictest1317368-21tr09:20:160
118427199230,21cyclictest1443855-21apt-get11:25:120
1184281992219,1cyclictest0-21swapper/307:55:133
118428199221,20cyclictest0-21swapper/307:30:143
118428199220,21cyclictest1336882-21munin-run09:40:003
118428199220,20cyclictest1-21systemd07:15:013
118428199220,20cyclictest0-21swapper/312:30:123
118428199220,19cyclictest0-21swapper/309:45:133
1184277992219,2cyclictest1357028-21awk10:00:002
1184277992219,1cyclictest0-21swapper/208:00:122
118427799221,20cyclictest0-21swapper/211:00:122
118427799220,21cyclictest1270667-21sh08:35:002
118427799220,21cyclictest1270667-21sh08:35:002
118427799220,20cyclictest0-21swapper/207:50:132
118427799220,19cyclictest1220344-21apt-get07:45:132
118427799220,19cyclictest0-21swapper/212:10:122
118427799220,19cyclictest0-21swapper/209:30:122
118427799220,19cyclictest0-21swapper/208:10:122
1184273992219,2cyclictest500-21dbus-daemon12:10:001
1184273992219,2cyclictest1306774-21apt-get09:10:121
1184273992219,2cyclictest1230211-21munin-run07:55:001
1184273992219,2cyclictest0-21swapper/111:50:131
1184273992219,1cyclictest0-21swapper/111:55:121
1184273992219,1cyclictest0-21swapper/109:20:121
118427399221,20cyclictest1199652-21apt-get07:25:111
118427399221,20cyclictest0-21swapper/109:45:131
118427399221,20cyclictest0-21swapper/107:40:101
118427399220,2cyclictest1479711-21apt-get12:00:111
118427399220,20cyclictest1428635-21apt-get11:10:111
118427399220,20cyclictest1301467-21awk09:05:001
118427399220,19cyclictest0-21swapper/111:45:111
1184271992219,2cyclictest1291583-21apt-get08:55:130
1184271992219,2cyclictest0-21swapper/010:07:470
1184271992219,2cyclictest0-21swapper/009:50:120
1184271992218,2cyclictest1265629-21munin-run08:30:000
118427199221,2cyclictest0-21swapper/012:25:120
118427199221,2cyclictest0-21swapper/011:15:120
118427199221,2cyclictest0-21swapper/007:15:130
118427199221,1cyclictest0-21swapper/007:25:110
118427199220,2cyclictest1417958-21latency_hist11:00:000
1184281992119,1cyclictest1215261-21apt-get07:40:113
1184281992119,1cyclictest0-21swapper/312:15:123
1184281992119,1cyclictest0-21swapper/308:45:123
1184281992118,2cyclictest64-21kcompactd009:44:083
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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