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2026-06-17 - 15:43
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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 376 highest latencies:
System rack1slot3.osadl.org (updated Wed Jun 17, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1871727991311,1cyclictest0-21swapper/309:20:123
1871727991211,0cyclictest0-21swapper/309:00:123
187172799120,11cyclictest0-21swapper/312:15:183
187172799120,11cyclictest0-21swapper/312:00:223
187172799120,11cyclictest0-21swapper/309:10:113
187172799120,11cyclictest0-21swapper/308:55:163
1871727991110,0cyclictest0-21swapper/310:30:113
1871727991110,0cyclictest0-21swapper/307:40:113
1871727991110,0cyclictest0-21swapper/307:15:003
187172799110,10cyclictest0-21swapper/310:37:173
187172799110,10cyclictest0-21swapper/310:30:003
187172799110,10cyclictest0-21swapper/309:55:113
187172799110,10cyclictest0-21swapper/307:40:003
187172799110,0cyclictest0-21swapper/311:20:103
187172799110,0cyclictest0-21swapper/310:01:163
187172799110,0cyclictest0-21swapper/309:35:133
187172799110,0cyclictest0-21swapper/309:05:113
187172799110,0cyclictest0-21swapper/308:15:113
187172799110,0cyclictest0-21swapper/307:20:113
187172799109,0cyclictest0-21swapper/311:35:123
187172799109,0cyclictest0-21swapper/311:10:123
187172799109,0cyclictest0-21swapper/308:40:123
187172799109,0cyclictest0-21swapper/307:45:163
187172799108,1cyclictest0-21swapper/311:25:103
187172799108,1cyclictest0-21swapper/310:10:103
187172799105,0cyclictest0-21swapper/307:10:003
1871727991010,0cyclictest0-21swapper/312:40:023
1871727991010,0cyclictest0-21swapper/311:45:183
1871727991010,0cyclictest0-21swapper/310:15:133
1871727991010,0cyclictest0-21swapper/309:30:153
187172799100,9cyclictest0-21swapper/312:25:023
187172799100,0cyclictest0-21swapper/311:05:173
187172799100,0cyclictest0-21swapper/310:20:113
187172799100,0cyclictest0-21swapper/307:50:103
18717279999,0cyclictest0-21swapper/307:55:123
18717279998,0cyclictest0-21swapper/309:45:113
18717279998,0cyclictest0-21swapper/308:50:123
18717279998,0cyclictest0-21swapper/308:10:193
18717279990,7cyclictest0-21swapper/307:15:123
18717279990,0cyclictest0-21swapper/309:15:153
18717279988,0cyclictest0-21swapper/308:30:123
18717279988,0cyclictest0-21swapper/307:30:183
18717279980,0cyclictest0-21swapper/310:40:103
18717279980,0cyclictest0-21swapper/308:35:123
18717279977,0cyclictest0-21swapper/310:05:203
18717279977,0cyclictest0-21swapper/308:05:193
18717279976,0cyclictest0-21swapper/310:50:123
18717279975,1cyclictest0-21swapper/312:25:113
18717279970,6cyclictest0-21swapper/312:10:103
18717279966,0cyclictest0-21swapper/312:30:153
18717279966,0cyclictest0-21swapper/310:55:163
18717279966,0cyclictest0-21swapper/308:05:003
18717279966,0cyclictest0-21swapper/307:25:143
18717279960,5cyclictest0-21swapper/309:25:123
18717279955,0cyclictest0-21swapper/312:05:113
18717279955,0cyclictest0-21swapper/311:30:123
18717279951,2cyclictest0-21swapper/309:40:093
18717279951,2cyclictest0-21swapper/308:25:133
18717279950,4cyclictest0-21swapper/310:45:123
18717279950,2cyclictest0-21swapper/311:40:113
18717279941,2cyclictest0-21swapper/311:00:143
18717279941,1cyclictest0-21swapper/311:55:133
18717279940,3cyclictest19092282sleep308:45:163
18717279940,2cyclictest0-21swapper/311:15:123
1870603241,1sleep20-21swapper/207:05:252
1869836241,2sleep10-21swapper/107:05:171
2004527230,2sleep12004803-21latency_hist12:35:011
1997996230,1sleep21998022-21apt-get12:20:012
1945757230,1sleep01945783-21apt-get10:15:110
1939230230,2sleep21939338-21sort10:00:012
1931155230,2sleep00-21swapper/009:40:090
18717279933,0cyclictest0-21swapper/308:20:583
18717279931,1cyclictest0-21swapper/311:50:123
18717279930,2cyclictest1935310-21chrt09:50:043
1869865231,0sleep00-21swapper/007:05:200
2004191220,0sleep00-21swapper/012:32:040
1996608220,0sleep00-21swapper/012:15:150
1995898220,1sleep10-21swapper/112:14:571
1995687220,0sleep00-21swapper/012:13:030
1992466220,1sleep11992618-21memory12:05:151
1977911220,1sleep01918380-21diskmemload11:30:160
1975743220,0sleep20-21swapper/211:25:142
1975362220,1sleep00-21swapper/011:25:120
1975053220,1sleep10-21swapper/111:25:011
1972905220,0sleep10-21swapper/111:19:361
1972195220,1sleep00-21swapper/011:15:190
1968522220,1sleep21968535-21apt-get11:10:012
1965862220,1sleep00-21swapper/011:00:220
1964034220,1sleep11964038-21ssh10:57:191
1962506220,0sleep00-21swapper/010:55:100
1961946220,1sleep21961948-21ssh10:52:162
1953911220,1sleep01954070-21cat10:35:000
1950711220,1sleep11949998-21/usr/sbin/munin10:25:181
1944993220,0sleep00-21swapper/010:10:270
1943839220,1sleep11944108-21diskstats10:10:131
1937835220,1sleep01937921-21irqstats09:55:140
1934043220,1sleep11934215-21python309:45:191
1920870220,0sleep00-21swapper/009:15:030
1918877220,0sleep01918903-21apt-get09:10:110
1914792220,0sleep20-21swapper/209:00:122
1910013220,1sleep01910281-21/usr/sbin/munin08:45:210
1904087220,1sleep21904257-21python308:30:192
1898323220,1sleep21898497-21python308:15:182
1892443220,1sleep10-21swapper/108:00:161
1889619220,1sleep20-21swapper/207:55:002
1887016220,1sleep10-21swapper/107:45:201
1885783220,0sleep00-21swapper/007:44:540
1882617220,1sleep01882818-21ntp_kernel_err07:35:170
1880340220,1sleep11880611-21df_inode07:30:151
1871494220,0sleep11871514-21apt-get07:10:011
2006839210,0sleep20-21swapper/212:39:472
2006622210,1sleep00-21swapper/012:37:480
2005622210,0sleep10-21swapper/112:35:171
2002690210,0sleep20-21swapper/212:30:102
2001933210,0sleep10-21swapper/112:25:291
2001135210,0sleep00-21swapper/012:25:160
2000363210,0sleep20-21swapper/212:25:012
1999433210,0sleep00-21swapper/012:20:190
1998535210,0sleep10-21swapper/112:20:121
1997470210,0sleep20-21swapper/212:15:212
1994902210,0sleep20-21swapper/212:10:172
1993538210,0sleep00-21swapper/012:07:260
1992000210,0sleep20-21swapper/212:05:122
1991691210,0sleep00-21swapper/012:04:310
1990724210,0sleep10-21swapper/112:00:191
1989921210,0sleep20-21swapper/212:00:122
1989173210,0sleep10-21swapper/111:55:511
1988268210,0sleep20-21swapper/211:55:162
1987565210,0sleep00-21swapper/011:55:010
1987042210,0sleep00-21swapper/011:50:210
1986180210,0sleep20-21swapper/211:50:152
1986102210,0sleep10-21swapper/111:50:141
1985439210,0sleep10-21swapper/111:49:391
1983908210,0sleep00-21swapper/011:45:140
1983652210,0sleep20-21swapper/211:45:112
1982976210,0sleep20-21swapper/211:41:152
1982341210,1sleep00-21swapper/011:40:170
1981940210,0sleep10-21swapper/111:40:141
1981169210,0sleep20-21swapper/211:38:542
1979471210,0sleep00-21swapper/011:35:120
1978690210,0sleep10-21swapper/111:30:221
1978209210,0sleep20-21swapper/211:30:192
1976148210,0sleep10-21swapper/111:25:171
1974715210,0sleep20-21swapper/211:22:012
1974552210,1sleep00-21swapper/011:20:320
1972709210,0sleep20-21swapper/211:17:542
1968140210,0sleep10-21swapper/111:06:361
1967563210,1sleep00-21swapper/011:05:190
1967277210,0sleep20-21swapper/211:05:162
1966424210,0sleep20-21swapper/211:04:522
1964039210,0sleep20-21swapper/210:57:202
1961233210,0sleep10-21swapper/110:50:191
1960418210,1sleep00-21swapper/010:50:050
1959654210,1sleep11959658-21ssh10:45:221
1959323210,0sleep20-21swapper/210:45:192
1958450210,0sleep01958742-21cat10:45:130
1957793210,0sleep20-21swapper/210:42:192
1957678210,0sleep00-21swapper/010:41:180
1957554210,0sleep10-21swapper/110:40:181
1954790210,0sleep20-21swapper/210:35:182
1954586210,0sleep00-21swapper/010:35:160
1954167210,0sleep10-21swapper/110:35:131
1953754210,0sleep20-21swapper/210:33:382
1950510210,0sleep01950706-21strings10:25:170
1950164210,0sleep20-21swapper/210:25:142
1948680210,0sleep20-21swapper/210:20:172
1947918210,0sleep00-21swapper/010:20:110
1947236210,0sleep20-21swapper/210:16:252
1945786210,0sleep10-21swapper/110:15:121
1944641210,0sleep20-21swapper/210:10:182
1943136210,0sleep10-21swapper/110:07:281
1943082210,1sleep00-21swapper/010:06:590
1943061210,0sleep20-21swapper/210:06:492
1939933210,0sleep00-21swapper/010:00:150
1939507210,0sleep10-21swapper/110:00:111
1937402210,0sleep10-21swapper/109:55:111
1936793210,0sleep10-21swapper/109:51:511
1935588210,0sleep00-21swapper/009:50:140
1935324210,0sleep20-21swapper/209:50:122
1934216210,0sleep20-21swapper/209:45:192
1932989210,0sleep00-21swapper/009:45:020
1931926210,0sleep21932019-21ps09:40:152
1931184210,0sleep10-21swapper/109:40:101
1930721210,0sleep20-21swapper/209:38:352
1929739210,0sleep10-21swapper/109:35:181
1929060210,0sleep00-21swapper/009:35:130
1927851210,0sleep00-21swapper/009:30:200
1927006210,0sleep20-21swapper/209:30:152
1926441210,1sleep00-21swapper/009:27:040
1925345210,0sleep10-21swapper/109:25:131
1924969210,0sleep20-21swapper/209:25:102
1923393210,0sleep00-21swapper/009:20:170
1922953210,0sleep10-21swapper/109:20:131
1922481210,0sleep10-21swapper/109:18:121
1920881210,0sleep20-21swapper/209:15:092
1918872210,0sleep10-21swapper/109:10:081
1918366210,1sleep20-21swapper/209:10:012
1917807210,0sleep10-21swapper/109:05:211
1917418210,0sleep20-21swapper/209:05:172
1917151210,0sleep00-21swapper/009:05:160
1915580210,0sleep00-21swapper/009:00:180
1915220210,0sleep10-21swapper/109:00:151
1912886210,0sleep10-21swapper/108:55:111
1912857210,0sleep00-21swapper/008:55:100
1912606210,0sleep20-21swapper/208:54:572
1911770210,0sleep00-21swapper/008:50:180
1911393210,0sleep10-21swapper/108:50:161
1908469210,0sleep10-21swapper/108:40:501
1907194210,0sleep00-21swapper/008:40:180
1905992210,0sleep00-21swapper/008:35:170
1903806210,0sleep00-21swapper/008:30:170
1903359210,0sleep10-21swapper/108:30:141
1903025210,1sleep00-21swapper/008:29:540
1903022210,0sleep20-21swapper/208:29:512
1902613210,0sleep10-21swapper/108:25:221
1900950210,0sleep00-21swapper/008:22:440
1900633210,0sleep10-21swapper/108:20:211
1896935210,0sleep20-21swapper/208:10:342
1896660210,0sleep10-21swapper/108:10:211
1893701210,0sleep00-21swapper/008:05:070
1893462210,0sleep20-21swapper/208:05:012
1893443210,1sleep00-21swapper/008:04:480
1891951210,0sleep20-21swapper/208:00:132
1890620210,0sleep20-21swapper/207:55:172
1890309210,0sleep00-21swapper/007:55:140
1889866210,0sleep10-21swapper/107:55:111
1888405210,0sleep00-21swapper/007:50:140
1886859210,0sleep00-21swapper/007:45:190
1885531210,0sleep10-21swapper/107:41:391
1884744210,0sleep20-21swapper/207:40:162
1882897210,0sleep20-21swapper/207:35:192
1880216210,0sleep00-21swapper/007:30:130
1878433210,0sleep10-21swapper/107:25:141
1878303210,0sleep00-21swapper/007:25:130
1877329210,0sleep20-21swapper/207:20:182
1876359210,1sleep00-21swapper/007:20:090
1876153210,0sleep10-21swapper/107:20:011
1876037210,0sleep10-21swapper/107:19:171
1875157210,0sleep00-21swapper/007:15:160
1873557210,0sleep00-21swapper/007:12:560
1996146200,0sleep10-21swapper/112:15:041
1979217200,0sleep10-21swapper/111:35:011
1969025200,0sleep10-21swapper/111:10:041
1969020200,0sleep00-21swapper/011:10:030
1964597200,0sleep10-21swapper/111:00:031
1951828200,0sleep10-21swapper/110:30:011
1947642200,0sleep10-21swapper/110:20:001
1939493200,0sleep20-21swapper/210:00:042
1926756200,0sleep10-21swapper/109:30:021
1922661200,0sleep20-21swapper/209:20:022
1912849200,0sleep20-21swapper/208:55:042
1909029200,0sleep20-21swapper/208:45:032
1909028200,0sleep10-21swapper/108:45:021
1907117200,0sleep20-21swapper/208:40:032
1905186200,0sleep20-21swapper/208:35:042
1905185200,0sleep10-21swapper/108:35:021
1899451200,0sleep20-21swapper/208:20:022
1897519200,0sleep10-21swapper/108:15:051
1897518200,0sleep00-21swapper/008:15:040
1895607200,0sleep00-21swapper/008:10:030
1893697200,0sleep10-21swapper/108:05:041
1887944200,0sleep10-21swapper/107:50:031
1886029200,0sleep20-21swapper/207:45:042
1882085200,0sleep10-21swapper/107:35:021
1880174200,0sleep20-21swapper/207:30:042
1878262200,0sleep20-21swapper/207:25:032
1874416200,0sleep20-21swapper/207:15:032
1872042200,0sleep20-21swapper/207:10:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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