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2026-06-01 - 00:07
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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 Sun May 31, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
116674199270,25cyclictest1429144-21cut11:25:163
116674199260,24cyclictest1414233-21sort11:10:163
116673799261,21cyclictest1468521-21apt-get12:05:142
116673799261,21cyclictest1438185-21apt-get11:35:132
116673799261,21cyclictest1243160-21apt-get08:25:122
116673799260,23cyclictest1417069-21taskset11:15:122
1166731992619,5cyclictest1478322-21cron12:14:590
116674199251,22cyclictest1299879-21ps09:20:163
116674199250,5cyclictest1253020-21cron08:35:003
116673799252,20cyclictest1401862-21apt-get11:00:122
116673799251,23cyclictest1217566-21cron08:00:002
116673799251,21cyclictest1488783-21apt-get12:25:122
116673799251,20cyclictest1396364-21apt-get10:55:112
116673399252,21cyclictest1360518-21apt-get10:20:121
116673199253,20cyclictest1433126-21apt-get11:30:110
1166731992520,3cyclictest1422112-21apt-get11:20:100
116673199250,5cyclictest1279156-21grep09:00:160
116674199241,21cyclictest0-21swapper/310:05:133
116674199240,22cyclictest1202792-21grep07:45:183
1166737992420,2cyclictest1238105-21apt-get08:20:122
1166737992420,2cyclictest1217843-21apt-get08:00:132
1166737992420,2cyclictest1182114-21apt-get07:25:122
1166737992419,3cyclictest1433613-21ps11:30:172
1166737992418,4cyclictest702-21runrttasks12:10:122
116673799241,3cyclictest1288825-21apt-get09:10:122
116673799241,21cyclictest1426914-21/usr/sbin/munin11:25:002
116673799241,21cyclictest1319658-21taskset09:40:112
116673799241,20cyclictest1427605-21apt-get11:25:112
116673799241,20cyclictest1370649-21apt-get10:30:122
116673799240,21cyclictest1330272-21sed09:50:162
116673799240,20cyclictest0-21swapper/210:45:122
116673399242,2cyclictest1339878-21apt-get10:00:121
116673399241,21cyclictest1207758-21apt-get07:50:111
116673199242,20cyclictest1375682-21apt-get10:35:130
1166741992320,2cyclictest1263463-21apt-get08:45:133
116674199231,2cyclictest1443228-21apt-get11:40:103
116674199231,2cyclictest1222897-21apt-get08:05:133
116674199231,2cyclictest0-21swapper/308:15:143
116674199231,20cyclictest0-21swapper/311:45:133
116674199230,21cyclictest1478601-21apt-get12:15:113
116674199230,21cyclictest1181835-21cron07:25:003
116674199230,21cyclictest0-21swapper/309:15:203
1166737992319,2cyclictest1406938-21apt-get11:05:132
1166737992317,3cyclictest0-21swapper/209:15:032
116673799230,21cyclictest1448282-21apt-get11:45:122
116673799230,20cyclictest0-21swapper/210:35:132
116673799230,20cyclictest0-21swapper/210:00:132
116673399232,20cyclictest1494305-21apt-get12:30:101
1166733992319,2cyclictest1499383-21apt-get12:35:131
1166733992319,2cyclictest1412013-21apt-get11:10:121
1166733992319,2cyclictest1233025-21apt-get08:15:121
116673399231,2cyclictest1483682-21apt-get12:20:101
116673199232,3cyclictest1442400-21expr11:35:260
116673199232,20cyclictest1172005-21apt-get07:15:120
1166731992320,2cyclictest1187167-21apt-get07:30:120
1166731992317,4cyclictest1208240-21irqcore07:50:160
116673199231,2cyclictest1453067-21sh11:49:590
116673199231,2cyclictest1294348-21apt-get09:15:100
116673199231,2cyclictest0-21swapper/009:50:160
116673199231,20cyclictest1273570-21apt-get08:55:120
116673199231,20cyclictest1258387-21apt-get08:40:120
116673199231,19cyclictest1299396-21apt-get09:20:140
116673199230,22cyclictest1242114-21runrttasks08:20:240
116673199230,21cyclictest1460638-21sed11:55:160
1166741992219,2cyclictest1381240-21ps10:40:163
1166741992219,2cyclictest0-21swapper/312:10:123
1166741992219,1cyclictest1453335-21apt-get11:50:113
1166741992219,1cyclictest1453335-21apt-get11:50:103
1166741992218,3cyclictest3777322-21systemd-journal12:40:003
116674199221,2cyclictest0-21swapper/312:20:113
116674199221,2cyclictest0-21swapper/311:30:123
116674199221,20cyclictest0-21swapper/311:20:103
116674199221,20cyclictest0-21swapper/307:30:133
116674199221,1cyclictest0-21swapper/310:50:133
116674199220,2cyclictest0-21swapper/311:35:133
116674199220,2cyclictest0-21swapper/310:20:133
116674199220,21cyclictest1309271-21cron09:30:003
116674199220,21cyclictest0-21swapper/311:05:133
116674199220,21cyclictest0-21swapper/310:00:133
116674199220,20cyclictest0-21swapper/312:00:103
1166737992218,2cyclictest1385556-21cron10:44:592
1166737992218,2cyclictest1192222-21apt-get07:35:122
116673799221,1cyclictest1197275-21apt-get07:40:122
116673799220,3cyclictest13960672cat10:54:552
116673799220,3cyclictest1176785-21cron07:20:012
116673799220,2cyclictest0-21swapper/207:20:112
116673799220,21cyclictest1468240-21cron12:05:002
116673799220,20cyclictest0-21swapper/208:05:122
116673799220,19cyclictest0-21swapper/211:10:112
116673799220,19cyclictest0-21swapper/210:15:142
116673799220,19cyclictest0-21swapper/209:35:132
1166733992219,2cyclictest1473548-21apt-get12:10:111
1166733992219,1cyclictest1324710-21apt-get09:45:121
116673399221,2cyclictest0-21swapper/111:20:191
116673399221,20cyclictest1365572-21apt-get10:25:111
116673399221,20cyclictest0-21swapper/110:35:171
116673399221,19cyclictest0-21swapper/108:10:111
116673399220,21cyclictest1359818-21cron10:20:001
116673399220,21cyclictest1258876-21tr08:40:161
116673399220,21cyclictest1188116-21sed07:30:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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