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2026-04-22 - 00:04
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the highest latencies:
System rack1slot3.osadl.org (updated Tue Apr 21, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1882218991311,1cyclictest0-21swapper/307:20:113
1882218991310,1cyclictest0-21swapper/310:10:123
188221899130,1cyclictest0-21swapper/310:00:123
188221899130,1cyclictest0-21swapper/309:35:123
188221899130,1cyclictest0-21swapper/309:10:123
189637921210,1sleep11896411-21systemctl07:45:021
1882218991211,0cyclictest0-21swapper/312:25:143
1882218991211,0cyclictest0-21swapper/310:25:213
1882218991211,0cyclictest0-21swapper/309:05:123
1882218991210,1cyclictest0-21swapper/308:25:143
188221899120,1cyclictest0-21swapper/311:30:113
188221899120,11cyclictest0-21swapper/311:45:133
188221899120,11cyclictest0-21swapper/311:29:563
188221899120,11cyclictest0-21swapper/311:00:113
188221899120,11cyclictest0-21swapper/309:45:183
188221899120,11cyclictest0-21swapper/308:45:173
188221899120,10cyclictest0-21swapper/308:50:113
1882218991111,0cyclictest0-21swapper/312:30:133
1882218991111,0cyclictest0-21swapper/309:20:113
1882218991110,0cyclictest0-21swapper/307:45:123
188221899110,10cyclictest0-21swapper/310:55:193
188221899110,10cyclictest0-21swapper/307:55:113
188221899110,10cyclictest0-21swapper/307:30:173
188221899110,10cyclictest0-21swapper/307:25:123
188221899110,0cyclictest0-21swapper/312:15:173
188221899110,0cyclictest0-21swapper/309:25:103
188221899110,0cyclictest0-21swapper/308:05:013
1882218991010,0cyclictest0-21swapper/311:20:013
1882218991010,0cyclictest0-21swapper/310:45:123
1882218991010,0cyclictest0-21swapper/309:00:183
188221899100,9cyclictest0-21swapper/310:35:143
188221899100,8cyclictest0-21swapper/310:50:013
188221899100,0cyclictest0-21swapper/311:44:563
188221899100,0cyclictest0-21swapper/309:55:143
188221899100,0cyclictest0-21swapper/307:15:173
18822189999,0cyclictest0-21swapper/311:55:243
18822189999,0cyclictest0-21swapper/311:50:133
18822189999,0cyclictest0-21swapper/310:17:013
18822189999,0cyclictest0-21swapper/308:35:193
18822189999,0cyclictest0-21swapper/308:30:133
18822189998,0cyclictest0-21swapper/310:30:123
18822189990,8cyclictest0-21swapper/311:35:013
18822189990,0cyclictest0-21swapper/312:00:113
18822189988,0cyclictest0-21swapper/312:35:143
18822189988,0cyclictest0-21swapper/311:10:163
18822189988,0cyclictest0-21swapper/311:05:193
18822189988,0cyclictest0-21swapper/307:40:193
18822189980,7cyclictest0-21swapper/307:35:173
18822189980,0cyclictest0-21swapper/310:20:123
18822189977,0cyclictest0-21swapper/309:20:003
18822189977,0cyclictest0-21swapper/308:05:143
18822189977,0cyclictest0-21swapper/308:05:133
18822189976,1cyclictest0-21swapper/310:10:003
18822189976,0cyclictest0-21swapper/312:23:153
18822189976,0cyclictest0-21swapper/307:10:133
1880414271,4sleep30-21swapper/307:05:123
18822189966,0cyclictest0-21swapper/308:15:013
18822189965,0cyclictest0-21swapper/311:15:123
18822189964,1cyclictest0-21swapper/312:10:133
18822189962,3cyclictest1907888-21sleep08:19:563
18822189955,0cyclictest0-21swapper/312:05:143
18822189955,0cyclictest0-21swapper/308:40:123
18822189955,0cyclictest0-21swapper/307:50:143
1881820251,1sleep20-21swapper/207:06:432
1890160240,0sleep10-21swapper/107:28:441
18822189940,4cyclictest0-21swapper/308:55:063
18822189940,3cyclictest1943000-21chrt09:41:173
18822189940,3cyclictest1938849-21chrt09:30:523
18822189940,3cyclictest0-21swapper/310:42:113
18822189940,3cyclictest0-21swapper/309:51:353
18822189940,2cyclictest0-21swapper/308:20:103
1881871243,0sleep00-21swapper/007:07:210
1881184241,1sleep10-21swapper/107:05:181
1954108230,2sleep01954179-21latency_hist10:10:000
1888327230,3sleep10-21swapper/107:24:431
2013560220,1sleep00-21swapper/012:27:290
2009942220,1sleep02009968-21apt-get12:20:130
2000844220,0sleep00-21swapper/011:55:470
1984106220,1sleep00-21swapper/011:20:010
1979680220,1sleep11979694-21apt-get11:10:011
1979174220,0sleep00-21swapper/011:05:320
1964716222,0sleep22049791-21systemd-journal10:34:162
1961604220,1sleep21961840-21awk10:25:192
1952272220,2sleep10-21swapper/110:05:091
1951685220,0sleep00-21swapper/010:02:000
1951503220,0sleep10-21swapper/110:00:211
1949533220,0sleep00-21swapper/009:58:560
1941591220,1sleep11941688-21hostname09:40:121
1937581220,1sleep21937785-21cpuspeed_turbos09:30:122
1933675220,1sleep01933949-21df_inode09:20:130
1925633220,1sleep01925659-21apt-get09:00:120
1924202220,0sleep00-21swapper/008:55:170
1920509220,1sleep21920639-21cat08:45:172
1917441220,0sleep21917497-21munin-run08:40:012
1908211220,1sleep01908483-21cstates08:15:130
1904041220,1sleep01904210-21sed08:05:010
1889309220,0sleep20-21swapper/207:25:172
2017596210,0sleep00-21swapper/012:36:220
2016286210,0sleep20-21swapper/212:35:162
2015784210,0sleep00-21swapper/012:33:450
2014470210,0sleep20-21swapper/212:30:152
2013904210,0sleep10-21swapper/112:30:021
2012020210,0sleep10-21swapper/112:25:141
2010742210,0sleep22010903-21mailstats12:20:192
2009666210,0sleep10-21swapper/112:20:021
2009507210,0sleep20-21swapper/212:18:392
2007923210,0sleep10-21swapper/112:15:131
2007833210,0sleep00-21swapper/012:15:130
2007249210,0sleep10-21swapper/112:12:051
2007174210,0sleep00-21swapper/012:11:240
2005502210,0sleep20-21swapper/212:10:022
2004136210,0sleep00-21swapper/012:05:160
2003697210,0sleep10-21swapper/112:05:131
2003419210,0sleep20-21swapper/212:05:022
2002792210,0sleep00-21swapper/012:00:200
2002366210,0sleep10-21swapper/112:00:171
2001319210,0sleep20-21swapper/212:00:022
2000477210,0sleep20-21swapper/211:55:252
2000302210,0sleep10-21swapper/111:55:241
1997835210,0sleep10-21swapper/111:50:161
1997567210,0sleep00-21swapper/011:50:150
1997413210,0sleep20-21swapper/211:50:132
1996868210,1sleep00-21swapper/011:47:270
1995329210,0sleep20-21swapper/211:45:132
1995024210,0sleep20-21swapper/211:44:322
1994733210,0sleep00-21swapper/011:41:580
1993247210,0sleep10-21swapper/111:40:111
1992560210,0sleep20-21swapper/211:36:202
1991949210,0sleep10-21swapper/111:35:201
1991178210,0sleep00-21swapper/011:35:150
1989739210,0sleep10-21swapper/111:30:181
1989582210,0sleep00-21swapper/011:30:170
1988802210,0sleep20-21swapper/211:30:112
1988458210,0sleep20-21swapper/211:29:152
1988160210,0sleep10-21swapper/111:26:341
1987344210,0sleep00-21swapper/011:25:170
1986151210,0sleep00-21swapper/011:22:130
1984828210,0sleep10-21swapper/111:20:151
1983631210,0sleep20-21swapper/211:15:512
1982364210,0sleep10-21swapper/111:15:141
1980429210,0sleep20-21swapper/211:10:142
1980192210,0sleep00-21swapper/011:10:120
1978382210,1sleep10-21swapper/111:05:171
1977942210,0sleep20-21swapper/211:05:152
1975843210,0sleep10-21swapper/111:00:131
1975770210,0sleep00-21swapper/011:00:120
1975496210,0sleep20-21swapper/211:00:022
1975355210,0sleep00-21swapper/010:58:480
1974037210,0sleep10-21swapper/110:55:171
1973126210,0sleep10-21swapper/110:52:281
1971824210,0sleep00-21swapper/010:50:150
1971074210,0sleep20-21swapper/210:50:012
1970582210,0sleep20-21swapper/210:45:412
1970580210,1sleep0766-21snmpd10:45:390
1969240210,0sleep11969270-21apt-get10:45:121
1968742210,0sleep00-21swapper/010:42:500
1968587210,0sleep10-21swapper/110:41:281
1967595210,0sleep20-21swapper/210:40:172
1965511210,0sleep00-21swapper/010:35:180
1965155210,0sleep20-21swapper/210:35:162
1965047210,1sleep10-21swapper/110:35:071
1964441210,0sleep10-21swapper/110:31:471
1963034210,1sleep00-21swapper/010:30:150
1960811210,0sleep11960631-21/usr/sbin/munin10:25:141
1960660210,0sleep00-21swapper/010:25:130
1960087210,0sleep10-21swapper/110:22:261
1959592210,0sleep20-21swapper/210:20:192
1958643210,0sleep00-21swapper/010:20:130
1957921210,0sleep20-21swapper/210:16:552
1957341210,0sleep10-21swapper/110:15:191
1956536210,0sleep00-21swapper/010:15:140
1955081210,0sleep00-21swapper/010:10:160
1952716210,0sleep20-21swapper/210:05:142
1947829210,0sleep10-21swapper/109:55:121
1947506210,0sleep00-21swapper/009:54:240
1947496210,0sleep20-21swapper/209:54:172
1946269210,0sleep10-21swapper/109:50:161
1945269210,0sleep21945273-21ssh09:48:012
1944640210,0sleep00-21swapper/009:45:190
1943667210,0sleep10-21swapper/109:45:121
1943322210,0sleep00-21swapper/009:44:110
1941316210,0sleep20-21swapper/209:40:012
1941080210,0sleep20-21swapper/209:37:562
1940934210,0sleep00-21swapper/009:36:310
1940905210,0sleep10-21swapper/109:36:161
1938535210,0sleep00-21swapper/009:30:180
1937491210,0sleep10-21swapper/109:30:111
1937232210,0sleep20-21swapper/209:29:562
1936648210,0sleep10-21swapper/109:25:191
1936447210,0sleep00-21swapper/009:25:180
1933521210,0sleep20-21swapper/209:20:122
1933133210,0sleep20-21swapper/209:18:552
1932873210,0sleep10-21swapper/109:16:181
1931512210,0sleep00-21swapper/009:15:130
1930951210,0sleep20-21swapper/209:12:032
1930077210,0sleep0328-21plymouthd09:10:180
1927696210,0sleep10-21swapper/109:05:131
1927571210,0sleep00-21swapper/009:05:120
1926313210,0sleep10-21swapper/109:00:171
1924487210,0sleep21924607-21awk08:55:182
1923729210,0sleep10-21swapper/108:55:141
1923075210,0sleep00-21swapper/008:50:190
1921850210,0sleep10-21swapper/108:50:121
1921284210,0sleep20-21swapper/208:50:012
1920907210,0sleep00-21swapper/008:45:190
1919739210,0sleep10-21swapper/108:45:121
1918550210,0sleep00-21swapper/008:40:190
1918155210,0sleep10-21swapper/108:40:171
1915523210,0sleep20-21swapper/208:34:572
1912014210,0sleep00-21swapper/008:25:140
1910758210,0sleep20-21swapper/208:20:162
1910483210,0sleep00-21swapper/008:20:140
1908571210,0sleep20-21swapper/208:15:162
1907827210,0sleep10-21swapper/108:14:341
1906382210,0sleep00-21swapper/008:10:130
1905332210,0sleep20-21swapper/208:05:202
1905332210,0sleep20-21swapper/208:05:192
1904379210,0sleep00-21swapper/008:05:130
1904379210,0sleep00-21swapper/008:05:130
1902480210,0sleep10-21swapper/108:00:131
1901124210,0sleep00-21swapper/007:55:170
1900200210,0sleep10-21swapper/107:55:011
1899054210,0sleep00-21swapper/007:50:160
1897671210,0sleep00-21swapper/007:45:200
1896716210,0sleep20-21swapper/207:45:142
1896626210,0sleep10-21swapper/107:45:131
1894448210,0sleep20-21swapper/207:40:022
1894116210,0sleep20-21swapper/207:37:052
1893296210,0sleep10-21swapper/107:35:161
1891350210,0sleep10-21swapper/107:30:161
1890263210,0sleep20-21swapper/207:30:012
1887649210,0sleep00-21swapper/007:20:180
1887366210,0sleep20-21swapper/207:20:162
1885498210,0sleep00-21swapper/007:15:190
1884751210,0sleep20-21swapper/207:15:122
1882564210,0sleep00-21swapper/007:10:130
2016161200,0sleep10-21swapper/112:35:031
2012002200,0sleep20-21swapper/212:25:042
1995314200,0sleep10-21swapper/111:45:031
1984624200,0sleep20-21swapper/211:20:042
1973413200,0sleep20-21swapper/210:55:012
1954342200,0sleep20-21swapper/210:10:022
1954181200,0sleep10-21swapper/110:10:011
1950180200,0sleep20-21swapper/210:00:032
1947811200,0sleep20-21swapper/209:55:012
1933506200,0sleep10-21swapper/109:20:031
1929443200,0sleep10-21swapper/109:10:021
1927530200,0sleep20-21swapper/209:05:022
1925620200,0sleep20-21swapper/209:00:022
1917700200,0sleep20-21swapper/208:40:062
1915766200,0sleep10-21swapper/108:35:041
1915765200,0sleep00-21swapper/008:35:030
1913855200,0sleep10-21swapper/108:30:031
1913854200,0sleep00-21swapper/008:30:030
1911943200,0sleep20-21swapper/208:25:042
1911942200,0sleep10-21swapper/108:25:031
1910032200,0sleep10-21swapper/108:20:031
1908096200,0sleep10-21swapper/108:15:031
1906187200,0sleep20-21swapper/208:10:032
1904211200,0sleep10-21swapper/108:05:021
1904211200,0sleep10-21swapper/108:05:021
1902365200,0sleep20-21swapper/208:00:022
1900432200,0sleep20-21swapper/207:55:022
1898523200,0sleep20-21swapper/207:50:022
1898290200,0sleep10-21swapper/107:50:011
1894705200,0sleep00-21swapper/007:40:030
1892672200,0sleep00-21swapper/007:35:030
1890761200,0sleep00-21swapper/007:30:030
1888586200,0sleep00-21swapper/007:25:020
1884740200,0sleep10-21swapper/107:15:041
1882369200,0sleep20-21swapper/207:10:032
1882368200,0sleep10-21swapper/107:10:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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