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2026-04-20 - 22:38
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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 792 highest latencies:
System rack1slot3.osadl.org (updated Mon Apr 20, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1918372991312,0cyclictest0-21swapper/307:25:123
191837299130,12cyclictest0-21swapper/308:10:123
191837299130,0cyclictest0-21swapper/310:20:123
1918372991212,0cyclictest0-21swapper/310:35:143
1918372991211,0cyclictest0-21swapper/311:45:133
1918372991210,0cyclictest0-21swapper/308:50:003
191837299120,1cyclictest0-21swapper/307:35:123
191837299120,11cyclictest0-21swapper/312:30:133
191837299120,11cyclictest0-21swapper/312:30:013
191837299120,11cyclictest0-21swapper/309:25:123
191837299120,11cyclictest0-21swapper/309:00:103
191837299120,11cyclictest0-21swapper/308:25:123
191837299120,11cyclictest0-21swapper/307:45:003
191837299120,11cyclictest0-21swapper/307:10:113
191837299120,0cyclictest0-21swapper/310:45:013
191837299119,1cyclictest0-21swapper/311:30:123
191837299119,0cyclictest0-21swapper/309:10:193
1918372991111,0cyclictest0-21swapper/308:55:173
1918372991110,1cyclictest0-21swapper/307:50:003
191837299110,10cyclictest0-21swapper/312:15:013
191837299110,10cyclictest0-21swapper/311:25:113
191837299110,10cyclictest0-21swapper/310:55:023
191837299110,10cyclictest0-21swapper/308:30:123
191837299110,10cyclictest0-21swapper/307:30:173
191837299110,0cyclictest0-21swapper/311:10:183
191837299110,0cyclictest0-21swapper/308:15:123
191837299110,0cyclictest0-21swapper/307:20:103
191837299110,0cyclictest0-21swapper/307:15:013
1918372991010,0cyclictest0-21swapper/310:25:193
1918372991010,0cyclictest0-21swapper/310:19:563
1918372991010,0cyclictest0-21swapper/310:05:203
1918372991010,0cyclictest0-21swapper/309:40:123
1918372991010,0cyclictest0-21swapper/308:35:133
1918372991010,0cyclictest0-21swapper/308:00:173
191837299100,9cyclictest0-21swapper/310:05:003
191837299100,9cyclictest0-21swapper/308:20:163
19183729999,0cyclictest0-21swapper/312:15:133
19183729999,0cyclictest0-21swapper/311:56:333
19183729999,0cyclictest0-21swapper/310:10:123
19183729999,0cyclictest0-21swapper/309:55:013
19183729999,0cyclictest0-21swapper/309:35:163
19183729990,8cyclictest0-21swapper/311:05:133
19183729988,0cyclictest0-21swapper/311:50:123
19183729988,0cyclictest0-21swapper/311:00:113
19183729988,0cyclictest0-21swapper/310:30:233
19183729988,0cyclictest0-21swapper/309:20:183
19183729988,0cyclictest0-21swapper/309:19:563
19183729987,0cyclictest0-21swapper/312:20:123
19183729987,0cyclictest0-21swapper/311:35:133
19183729987,0cyclictest0-21swapper/311:15:153
19183729977,0cyclictest0-21swapper/312:06:303
19183729977,0cyclictest0-21swapper/309:05:143
19183729970,7cyclictest0-21swapper/309:30:183
19183729970,0cyclictest0-21swapper/308:50:183
19183729966,0cyclictest0-21swapper/312:35:143
19183729966,0cyclictest0-21swapper/310:50:193
19183729966,0cyclictest0-21swapper/307:45:173
19183729965,0cyclictest0-21swapper/312:00:253
19183729960,6cyclictest0-21swapper/309:45:203
19183729960,0cyclictest0-21swapper/308:00:003
1916562261,3sleep30-21swapper/307:05:033
19183729955,0cyclictest0-21swapper/311:40:173
19183729954,0cyclictest0-21swapper/308:40:183
19183729950,2cyclictest0-21swapper/309:55:133
1972842240,4sleep00-21swapper/009:26:130
1970905240,4sleep20-21swapper/209:22:062
19183729944,0cyclictest0-21swapper/310:40:163
19183729943,0cyclictest0-21swapper/308:05:133
1918226242,1sleep10-21swapper/107:09:531
1918118242,1sleep20-21swapper/207:08:302
1916574240,2sleep01916599-21/usr/sbin/munin07:05:120
2020956230,1sleep10-21swapper/111:20:131
2016958230,1sleep02017205-21diskstats11:10:140
2005814230,2sleep22005858-21aten_r1power_cu10:45:122
1998800230,2sleep11998804-21ssh10:27:571
1990942230,1sleep11990968-21apt-get10:10:121
1980256230,1sleep01980285-21apt-get09:45:140
1967396230,1sleep11967422-21apt-get09:15:131
1944271230,1sleep01944297-21apt-get08:15:120
19183729930,2cyclictest0-21swapper/311:20:123
2054337220,1sleep02054397-21munin-run12:40:010
2044371220,1sleep02044594-21/usr/sbin/munin12:15:150
2043771221,0sleep10-21swapper/112:13:521
2041386220,0sleep00-21swapper/012:06:110
2013125220,1sleep1613-21polkitd11:00:161
2003105220,0sleep00-21swapper/010:39:130
2002818220,0sleep10-21swapper/110:36:381
1988342220,1sleep21988739-21apt-key10:05:012
1984912220,1sleep21985036-21/usr/sbin/munin09:55:162
1983137220,1sleep11983309-21python309:50:191
1974282220,1sleep21974454-21python309:30:192
1964391220,1sleep01964528-21wc09:05:190
1962981220,0sleep20-21swapper/209:02:132
1962279220,1sleep00-21swapper/009:00:150
1928336220,1sleep00-21swapper/007:35:020
1918722220,1sleep11918971-21diskstats07:10:131
2053891210,0sleep20-21swapper/212:36:032
2052260210,0sleep10-21swapper/112:35:011
2052000210,0sleep00-21swapper/012:32:430
2051115210,0sleep20-21swapper/212:30:182
2050944210,0sleep10-21swapper/112:30:171
2049977210,0sleep10-21swapper/112:28:171
2049701210,0sleep20-21swapper/212:25:502
2049324210,0sleep00-21swapper/012:25:200
2047462210,0sleep00-21swapper/012:20:200
2046300210,0sleep10-21swapper/112:20:131
2045988210,0sleep20-21swapper/212:20:022
2045478210,0sleep10-21swapper/112:15:311
2043901210,0sleep20-21swapper/212:15:012
2042332210,0sleep00-21swapper/012:10:150
2041818210,0sleep20-21swapper/212:10:012
2041293210,0sleep20-21swapper/212:05:212
2039988210,0sleep10-21swapper/112:05:121
2038939210,0sleep20-21swapper/212:00:202
2037637210,0sleep00-21swapper/012:00:020
2036531210,0sleep00-21swapper/011:55:180
2036245210,0sleep20-21swapper/211:55:162
2035975210,0sleep10-21swapper/111:55:151
2035122210,0sleep00-21swapper/011:51:090
2034708210,0sleep20-21swapper/211:50:202
2033709210,0sleep10-21swapper/111:50:031
2032024210,0sleep20-21swapper/211:45:152
2031639210,0sleep00-21swapper/011:45:090
2031394210,0sleep10-21swapper/111:45:021
2030876210,0sleep20-21swapper/211:40:232
2030218210,0sleep10-21swapper/111:40:181
2030085210,0sleep00-21swapper/011:40:170
2028399210,0sleep20-21swapper/211:35:192
2027587210,0sleep10-21swapper/111:35:131
2027473210,0sleep00-21swapper/011:35:130
2026784210,0sleep10-21swapper/111:31:131
2026723210,1sleep00-21swapper/011:30:400
2025166210,0sleep20-21swapper/211:30:022
2023451210,0sleep10-21swapper/111:25:131
2023325210,0sleep00-21swapper/011:25:120
2021608210,0sleep20-21swapper/211:20:172
2020232210,0sleep00-21swapper/011:16:040
2019286210,0sleep10-21swapper/111:15:161
2018598210,0sleep20-21swapper/211:15:012
2018586210,0sleep10-21swapper/111:14:561
2016771210,0sleep20-21swapper/211:10:132
2015758210,0sleep10-21swapper/111:05:361
2014612210,0sleep00-21swapper/011:05:150
2014425210,0sleep20-21swapper/211:05:132
2013896210,0sleep20-21swapper/211:02:332
2013752210,0sleep00-21swapper/011:01:150
2011966210,0sleep00-21swapper/010:59:060
2011555210,0sleep20-21swapper/210:55:242
2009245210,0sleep00-21swapper/010:50:420
2009212210,0sleep20-21swapper/210:50:242
2008324210,0sleep10-21swapper/110:50:151
2005798210,1sleep10-21swapper/110:45:031
2005304210,0sleep00-21swapper/010:45:020
2003909210,0sleep20-21swapper/210:40:152
2003661210,0sleep10-21swapper/110:40:141
2003504210,0sleep00-21swapper/010:40:130
2000759210,0sleep20-21swapper/210:31:512
2000259210,0sleep10-21swapper/110:30:181
1999472210,0sleep00-21swapper/010:30:120
1997957210,0sleep20-21swapper/210:25:182
1997662210,1sleep00-21swapper/010:25:160
1996575210,0sleep10-21swapper/110:21:371
1996574210,1sleep00-21swapper/010:21:360
1993519210,0sleep00-21swapper/010:15:160
1993155210,0sleep20-21swapper/210:15:142
1993044210,0sleep10-21swapper/110:15:121
1991562210,0sleep20-21swapper/210:10:172
1991366210,0sleep00-21swapper/010:10:150
1989939210,0sleep20-21swapper/210:05:212
1989800210,0sleep10-21swapper/110:05:201
1988996210,0sleep01989285-21df10:05:150
1988155210,1sleep00-21swapper/010:03:190
1987138210,0sleep10-21swapper/110:00:161
1986025210,0sleep00-21swapper/009:58:070
1984840210,0sleep10-21swapper/109:55:151
1983666210,0sleep20-21swapper/209:50:362
1983058210,0sleep00-21swapper/009:50:170
1981842210,0sleep10-21swapper/109:47:551
1980393210,0sleep20-21swapper/209:45:162
1979341210,0sleep10-21swapper/109:41:311
1979275210,0sleep20-21swapper/209:40:562
1977372210,0sleep00-21swapper/009:40:010
1976167210,0sleep10-21swapper/109:35:171
1973482210,0sleep00-21swapper/009:30:130
1971498210,0sleep10-21swapper/109:25:141
1969440210,0sleep10-21swapper/109:20:131
1968896210,1sleep00-21swapper/009:17:160
1968745210,0sleep20-21swapper/209:15:542
1966652210,0sleep20-21swapper/209:10:222
1965363210,0sleep10-21swapper/109:10:121
1963447210,0sleep10-21swapper/109:05:121
1963199210,0sleep20-21swapper/209:05:012
1961768210,0sleep10-21swapper/109:00:121
1960739210,0sleep10-21swapper/108:55:201
1960026210,0sleep00-21swapper/008:55:150
1959357210,0sleep20-21swapper/208:55:002
1958494210,0sleep00-21swapper/008:50:180
1958218210,0sleep20-21swapper/208:50:162
1957683210,0sleep10-21swapper/108:50:031
1955910210,0sleep00-21swapper/008:45:130
1955784210,0sleep20-21swapper/208:45:122
1955274210,1sleep00-21swapper/008:41:380
1954309210,0sleep20-21swapper/208:40:162
1952989210,0sleep00-21swapper/008:35:220
1952732210,0sleep20-21swapper/208:35:202
1949781210,0sleep00-21swapper/008:30:000
1949664210,0sleep00-21swapper/008:28:330
1948913210,0sleep10-21swapper/108:25:181
1947786210,0sleep20-21swapper/208:23:592
1946390210,0sleep10-21swapper/108:20:141
1946246210,0sleep00-21swapper/008:20:130
1944300210,0sleep10-21swapper/108:15:131
1942617210,0sleep20-21swapper/208:10:142
1942360210,0sleep00-21swapper/008:10:120
1941814210,0sleep10-21swapper/108:06:131
1940438210,1sleep00-21swapper/008:05:040
1940193210,0sleep00-21swapper/008:04:560
1938538210,0sleep10-21swapper/108:00:121
1937027210,0sleep00-21swapper/007:55:150
1936606210,0sleep10-21swapper/107:55:121
1936139210,1sleep21936140-21sshd07:52:132
1935122210,0sleep00-21swapper/007:50:140
1934695210,0sleep10-21swapper/107:50:121
1933154210,0sleep00-21swapper/007:45:150
1932539210,0sleep20-21swapper/207:45:002
1931002210,0sleep10-21swapper/107:40:151
1930904210,0sleep00-21swapper/007:40:140
1930514210,0sleep10-21swapper/107:38:511
1927468210,0sleep10-21swapper/107:30:191
1927105210,0sleep20-21swapper/207:30:162
1926713210,0sleep00-21swapper/007:30:140
1926119210,1sleep00-21swapper/007:26:090
1925200210,0sleep20-21swapper/207:25:152
1923642210,0sleep10-21swapper/107:20:181
1923285210,0sleep20-21swapper/207:20:152
1922938210,0sleep00-21swapper/007:20:130
1921012210,0sleep00-21swapper/007:15:130
1920155210,0sleep20-21swapper/207:14:272
1920004210,0sleep00-21swapper/007:12:280
2037893200,0sleep10-21swapper/112:00:031
2022784200,0sleep20-21swapper/211:25:022
2020941200,0sleep00-21swapper/011:20:040
2010227200,0sleep10-21swapper/110:55:021
2001353200,0sleep20-21swapper/210:35:032
1994902200,0sleep20-21swapper/210:20:022
1975526200,0sleep20-21swapper/209:35:032
1975288200,0sleep00-21swapper/009:35:010
1973445200,0sleep10-21swapper/109:30:021
1971418200,0sleep20-21swapper/209:25:032
1969427200,0sleep00-21swapper/009:20:040
1965350200,0sleep00-21swapper/009:10:030
1955773200,0sleep10-21swapper/108:45:031
1953863200,0sleep10-21swapper/108:40:031
1951929200,0sleep10-21swapper/108:35:031
1950018200,0sleep20-21swapper/208:30:032
1950017200,0sleep10-21swapper/108:30:011
1948104200,0sleep20-21swapper/208:25:032
1944257200,0sleep20-21swapper/208:15:012
1942113200,0sleep10-21swapper/108:10:011
1940435200,0sleep20-21swapper/208:05:022
1938524200,0sleep20-21swapper/208:00:012
1936359200,0sleep20-21swapper/207:55:012
1932775200,0sleep10-21swapper/107:45:031
1930866200,0sleep20-21swapper/207:40:042
1928833200,0sleep20-21swapper/207:35:032
1924745200,0sleep10-21swapper/107:25:021
1920898200,0sleep20-21swapper/207:15:032
1920203200,0sleep10-21swapper/107:15:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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