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2026-05-24 - 02:14
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rackeslot4.osadl.org (updated Sat May 23, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
183691599321,20cyclictest0-21swapper/008:20:150
183691599301,2cyclictest1873153-21ps07:45:170
183691599301,2cyclictest0-21swapper/007:30:120
183691599300,2cyclictest1847036-21cron07:20:000
183691599300,1cyclictest0-21swapper/010:35:000
1836915992919,8cyclictest0-21swapper/011:15:120
1836915992917,11cyclictest1933527-21idleruntime-cro08:45:010
183691599291,2cyclictest2030176-21ntpq10:15:230
183691599291,2cyclictest1954016-21apt-get09:05:110
183691599280,27cyclictest0-21swapper/008:35:140
183692399272,21cyclictest1964131-21apt-get09:15:112
183691599271,20cyclictest0-21swapper/012:30:120
183691599270,20cyclictest64-21kcompactd008:25:080
183691599270,1cyclictest0-21swapper/009:55:140
183692399261,22cyclictest2112969-21apt-get11:40:112
183692399260,23cyclictest1892978-21apt-config08:05:002
1836915992619,6cyclictest0-21swapper/010:10:300
1836915992618,6cyclictest1979367-21apt-get09:30:120
183691599261,21cyclictest2011050-21apt-get10:00:130
183691599260,1cyclictest0-21swapper/011:35:130
1836925992520,3cyclictest2168683-21apt-get12:35:123
1836925992519,4cyclictest2088229-21sed11:15:163
183692599251,3cyclictest2123099-21apt-get11:50:123
183692599251,21cyclictest1872657-21apt-get07:45:123
183692599251,20cyclictest0-21swapper/309:30:103
183692399251,21cyclictest1903427-21apt-get08:15:122
183691899252,22cyclictest2026259-21apt-get10:15:131
183691599255,10cyclictest2163360-21latency_hist12:30:000
183691599255,10cyclictest1919147-21sed08:30:160
183691599250,2cyclictest64-21kcompactd012:07:420
1836925992418,3cyclictest2056590-21apt-get10:45:133
183692599241,3cyclictest1932623-21ntpq08:40:213
183692599241,20cyclictest2036349-21apt-get10:25:133
183692599241,20cyclictest1877712-21apt-get07:50:123
183692599240,4cyclictest2148917-21sed12:15:163
183692599240,22cyclictest2087071-21https11:15:003
183692599240,20cyclictest0-21swapper/312:05:123
1836923992419,3cyclictest1913535-21apt-get08:25:132
1836923992417,5cyclictest1837637-21tr07:10:172
183692399241,20cyclictest2066697-21apt-get10:55:122
183692399241,20cyclictest0-21swapper/210:10:132
183692399240,4cyclictest1898068-21idleruntime-cro08:10:002
1836918992420,2cyclictest1928744-21apt-get08:40:131
183691899241,21cyclictest2071727-21apt-get11:00:111
1836915992420,2cyclictest2102883-21apt-get11:30:120
1836915992419,2cyclictest1989972-21apt-get09:40:120
1836915992419,2cyclictest1847316-21apt-get07:20:120
1836915992417,6cyclictest0-21swapper/008:05:130
183691599241,20cyclictest2148417-21apt-get12:15:120
183691599241,20cyclictest2061644-21apt-get10:50:120
1836925992319,2cyclictest2016104-21apt-get10:05:123
1836925992319,2cyclictest1964131-21apt-get09:15:113
1836925992319,2cyclictest0-21swapper/309:50:133
183692599230,20cyclictest2153499-21apt-get12:20:123
183692599230,20cyclictest0-21swapper/311:45:113
183692599230,20cyclictest0-21swapper/311:20:123
183692599230,19cyclictest0-21swapper/308:20:113
1836923992319,3cyclictest514-21in:imuxsock07:39:592
1836923992319,3cyclictest2031009-21cron10:20:002
1836923992319,2cyclictest1979867-21sed09:30:152
1836923992318,2cyclictest0-21swapper/207:25:142
183692399231,2cyclictest2006018-21apt-get09:55:142
183692399231,2cyclictest1974269-21apt-get09:25:142
183692399231,2cyclictest0-21swapper/209:00:112
183692399231,20cyclictest0-21swapper/208:10:132
183692399231,19cyclictest2092796-21apt-get11:20:122
183692399230,20cyclictest2168686-21taskset12:35:122
183692399230,20cyclictest0-21swapper/212:30:132
183692399230,20cyclictest0-21swapper/210:35:122
183692399230,20cyclictest0-21swapper/210:35:122
183692399230,20cyclictest0-21swapper/210:20:142
183692399230,20cyclictest0-21swapper/208:50:122
183691899232,20cyclictest1837134-21apt-get07:10:121
1836918992319,2cyclictest2138239-21apt-get12:05:121
1836918992316,2cyclictest19468601kthreadcore08:55:191
183691899231,2cyclictest1994794-21idleruntime-cro09:45:001
183691899230,20cyclictest0-21swapper/109:45:121
1836915992320,1cyclictest1852393-21apt-get07:25:140
183691599231,2cyclictest1969212-21apt-get09:20:120
183691599231,2cyclictest1882767-21apt-get07:55:130
183691599231,2cyclictest1882767-21apt-get07:55:130
183691599230,4cyclictest1962336-21grep09:10:190
183691599230,21cyclictest1985419-21ps09:35:170
183691599230,14cyclictest0-21swapper/009:45:240
1836925992219,2cyclictest0-21swapper/310:20:183
1836925992219,2cyclictest0-21swapper/308:35:143
1836925992219,1cyclictest0-21swapper/311:40:123
1836925992218,2cyclictest2128631-21irqcore11:55:173
1836925992218,2cyclictest0-21swapper/308:15:163
183692599220,2cyclictest0-21swapper/307:44:173
183692599220,20cyclictest2000091-21grep09:49:593
183692599220,19cyclictest0-21swapper/309:25:133
183692599220,19cyclictest0-21swapper/307:10:133
1836923992218,2cyclictest2158573-21apt-get12:25:112
1836923992217,3cyclictest1994790-21cron09:45:002
183692399221,2cyclictest2107915-21apt-get11:35:122
183692399221,2cyclictest0-21swapper/209:55:002
183692399221,20cyclictest0-21swapper/210:25:122
183692399220,2cyclictest2082773-21ps11:10:272
183692399220,2cyclictest1925913-21ps08:35:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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