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2026-07-04 - 02:33
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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 Fri Jul 03, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1975360993733,2cyclictest2087115-21fwupd08:58:562
197535299320,30cyclictest2169808-21sshd10:20:140
197535299311,29cyclictest514-21in:imuxsock09:04:590
197535299311,26cyclictest0-21swapper/009:20:130
197535299310,30cyclictest0-21swapper/012:25:010
197535299301,28cyclictest2266396-21touch11:55:000
197535299301,26cyclictest0-21swapper/009:50:030
197535299300,28cyclictest0-21swapper/010:35:130
197535299291,9cyclictest0-21swapper/011:40:000
197535299290,27cyclictest2235561-21idleruntime-cro11:25:000
197535299290,23cyclictest2306155-21kthreadcore12:30:170
197535299284,21cyclictest61650irq/133-enp0s29f1:rx-011:05:140
197535299280,27cyclictest0-21swapper/009:10:170
197535299280,26cyclictest2202154-21ps10:50:170
197535299280,26cyclictest0-21swapper/009:30:100
1975352992719,6cyclictest2148899-21modprobe10:00:120
197535299271,25cyclictest0-21swapper/007:25:580
197535299270,13cyclictest2087397-21cat09:00:010
197535299265,11cyclictest0-21swapper/008:10:010
1975352992617,8cyclictest2281975-21idleruntime-cro12:10:000
197535299261,21cyclictest2205008-21apt-get10:55:160
197535299261,13cyclictest2261039-21touch11:50:000
197535299260,14cyclictest2079715-21grep08:50:170
197535299260,14cyclictest2074343-21grep08:45:160
197535299260,13cyclictest2159845-21expr10:10:150
197535299260,12cyclictest2169486-21cat10:20:010
197536299252,3cyclictest2000905-21apt-get07:35:143
1975362992520,3cyclictest2062198-21apt-get08:35:123
197536099251,21cyclictest2072349-21apt-get08:45:122
197536099251,20cyclictest0-21swapper/212:25:102
197535699254,20cyclictest2138050-21gpgv09:50:001
1975356992521,2cyclictest2031363-21apt-get08:05:131
197535699251,20cyclictest2251039-21apt-get11:40:111
197535699251,20cyclictest2062198-21apt-get08:35:131
1975352992523,1cyclictest2010765-21idleruntime-cro07:45:010
197535299252,12cyclictest2094603-21tr09:05:180
197535299251,4cyclictest0-21swapper/008:34:590
197535299251,3cyclictest2189821-21apt-get10:40:150
1975352992513,10cyclictest2067784-21tr08:40:190
197535299251,23cyclictest0-21swapper/008:36:250
197535299251,21cyclictest0-21swapper/010:45:120
197535299251,20cyclictest0-21swapper/012:15:130
197535299251,20cyclictest0-21swapper/009:35:140
197535299251,12cyclictest2130286-21cut09:40:170
197535299250,22cyclictest0-21swapper/010:05:130
197535299250,14cyclictest2144073-21cut09:55:130
197535299250,13cyclictest2051968-21latency_hist08:25:000
197535299250,12cyclictest1986724-21kthreadcore07:20:180
197536299240,21cyclictest481rcuc/311:55:003
1975360992420,2cyclictest2112920-21apt-get09:25:112
197536099241,3cyclictest2097684-21apt-get09:10:122
197536099240,3cyclictest2104981-21sed09:15:182
197536099240,23cyclictest2093083-21grep09:05:172
197535699242,2cyclictest2246011-21apt-get11:35:121
197535699242,20cyclictest2011036-21apt-get07:45:121
1975356992420,2cyclictest2174638-21apt-get10:25:131
197535699241,19cyclictest1985778-21apt-get07:20:121
197535699240,21cyclictest2149397-21grep10:00:151
197535299244,9cyclictest2133452-21tune2fs09:45:140
1975352992420,2cyclictest2297419-21apt-get12:25:100
1975352992419,4cyclictest0-21swapper/007:35:080
1975352992414,9cyclictest2041663-21cron08:15:000
197535299241,3cyclictest0-21swapper/007:15:110
197535299241,21cyclictest0-21swapper/012:00:120
197535299241,20cyclictest2220672-21apt-get11:10:120
197535299241,11cyclictest1995898-21grep07:30:120
197535299240,12cyclictest2255171-21cat11:40:230
197535299240,12cyclictest2023327-21grep07:55:190
197536299232,20cyclictest2021190-21apt-get07:55:123
1975362992320,2cyclictest2292366-21apt-get12:20:113
1975362992320,2cyclictest2179705-21apt-get10:30:123
1975362992319,2cyclictest0-21swapper/312:35:013
197536299231,20cyclictest2267027-21apt-get11:55:123
197536299230,4cyclictest2107552-21idleruntime-cro09:20:003
1975360992319,3cyclictest3777322-21systemd-journal07:30:002
1975360992319,2cyclictest2041940-21apt-get08:15:142
197536099231,2cyclictest2235834-21apt-get11:25:122
197536099231,2cyclictest2077402-21apt-get08:50:122
197536099231,20cyclictest0-21swapper/209:55:102
197536099230,2cyclictest2297156-21munin-run12:25:002
197536099230,20cyclictest0-21swapper/212:30:112
197536099230,20cyclictest0-21swapper/211:10:122
197536099230,20cyclictest0-21swapper/210:25:132
197536099230,20cyclictest0-21swapper/210:15:132
197536099230,20cyclictest0-21swapper/208:05:132
197536099230,1cyclictest2142625-21ntpq09:50:212
1975356992320,2cyclictest2052096-21apt-get08:25:141
1975356992319,2cyclictest2005958-21apt-get07:40:131
1975356992316,1cyclictest0-21swapper/109:00:001
197535699231,2cyclictest2047017-21apt-get08:20:111
197535699231,20cyclictest1980676-21apt-get07:15:111
197535699230,20cyclictest2128125-21apt-get09:40:111
197535699230,20cyclictest0-21swapper/112:30:111
1975352992319,2cyclictest0-21swapper/011:15:130
197535299231,11cyclictest2245020-21awk11:30:230
197535299231,11cyclictest2239854-21awk11:25:220
197535299231,11cyclictest1976072-21ps07:10:170
197535299231,10cyclictest2027990-21grep08:00:170
197535299230,13cyclictest2016338-21fschecks_time07:50:140
197535299230,12cyclictest2178088-21tr10:25:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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