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2026-04-23 - 00:53
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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 Wed Apr 22, 2026 12:43:46)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1828205991211,0cyclictest0-21swapper/310:25:123
1828205991211,0cyclictest0-21swapper/308:30:203
1828205991210,1cyclictest0-21swapper/308:35:113
182820599120,11cyclictest0-21swapper/311:15:183
182820599120,11cyclictest0-21swapper/310:50:113
182820599120,11cyclictest0-21swapper/309:32:493
182820599120,11cyclictest0-21swapper/308:20:123
182820599120,11cyclictest0-21swapper/308:00:123
182820599120,10cyclictest0-21swapper/310:20:113
182820599120,0cyclictest0-21swapper/309:20:113
182820599118,2cyclictest1948822-21chrt12:03:023
1828205991111,0cyclictest0-21swapper/312:30:123
1828205991111,0cyclictest0-21swapper/307:50:093
1828205991110,1cyclictest0-21swapper/310:40:133
1828205991110,0cyclictest0-21swapper/311:15:003
1828205991110,0cyclictest0-21swapper/307:50:013
182820599110,8cyclictest0-21swapper/310:35:163
182820599110,11cyclictest0-21swapper/308:15:013
182820599110,10cyclictest0-21swapper/307:30:183
182820599110,0cyclictest0-21swapper/308:50:003
182820599109,0cyclictest0-21swapper/312:10:113
182820599109,0cyclictest0-21swapper/307:35:113
1828205991010,0cyclictest0-21swapper/312:15:123
1828205991010,0cyclictest0-21swapper/312:00:003
1828205991010,0cyclictest0-21swapper/311:45:203
1828205991010,0cyclictest0-21swapper/311:44:553
1828205991010,0cyclictest0-21swapper/310:15:133
182820599100,9cyclictest0-21swapper/312:05:113
182820599100,9cyclictest0-21swapper/310:05:143
182820599100,0cyclictest0-21swapper/312:20:103
18282059999,0cyclictest0-21swapper/312:25:133
18282059999,0cyclictest0-21swapper/311:55:013
18282059999,0cyclictest0-21swapper/309:59:523
18282059999,0cyclictest0-21swapper/309:10:173
18282059999,0cyclictest0-21swapper/308:40:163
18282059999,0cyclictest0-21swapper/308:00:003
18282059999,0cyclictest0-21swapper/307:10:163
18282059998,0cyclictest0-21swapper/309:50:113
18282059998,0cyclictest0-21swapper/309:15:123
18282059990,8cyclictest0-21swapper/309:00:013
18282059990,0cyclictest0-21swapper/309:00:173
18282059988,0cyclictest0-21swapper/312:35:123
18282059988,0cyclictest0-21swapper/311:25:113
18282059988,0cyclictest0-21swapper/310:55:183
18282059988,0cyclictest0-21swapper/309:41:003
18282059988,0cyclictest0-21swapper/309:35:123
18282059988,0cyclictest0-21swapper/308:50:123
18282059988,0cyclictest0-21swapper/307:15:103
18282059980,0cyclictest0-21swapper/307:20:203
18282059977,0cyclictest0-21swapper/308:25:133
18282059976,0cyclictest0-21swapper/311:30:313
18282059970,7cyclictest0-21swapper/310:30:143
18282059970,6cyclictest0-21swapper/310:45:173
18282059970,6cyclictest0-21swapper/307:40:193
1826456271,4sleep30-21swapper/307:05:123
18282059966,0cyclictest0-21swapper/311:35:133
18282059966,0cyclictest0-21swapper/308:15:013
18282059960,5cyclictest0-21swapper/311:05:183
18282059960,5cyclictest0-21swapper/307:25:183
1947640250,1sleep01947706-21if_eno112:00:150
18282059955,0cyclictest0-21swapper/311:24:053
18282059955,0cyclictest0-21swapper/311:00:113
18282059955,0cyclictest0-21swapper/310:10:173
18282059955,0cyclictest0-21swapper/308:05:173
18282059940,4cyclictest0-21swapper/310:04:563
18282059940,3cyclictest0-21swapper/309:45:153
18282059940,3cyclictest0-21swapper/309:25:123
18282059940,2cyclictest0-21swapper/309:05:123
1827332241,1sleep10-21swapper/107:05:181
1946680230,1sleep21946695-21apt-get12:00:022
1911613230,1sleep01911880-21df10:35:130
1879844230,2sleep01880083-21date09:20:000
1827192231,1sleep00-21swapper/007:05:160
1826397231,1sleep20-21swapper/207:05:112
1946305220,0sleep00-21swapper/011:56:420
1945285220,1sleep11945369-21irqstats11:55:151
1944852220,1sleep20-21swapper/211:55:122
1944598220,1sleep21944632-21unin-run11:55:012
1929921220,1sleep00-21swapper/011:19:280
1924640220,1sleep01924762-21ntp_states11:05:150
1920428220,1sleep21920590-21ntp_states10:55:172
1904498220,0sleep00-21swapper/010:16:090
1901747220,1sleep01901817-21open_inodes10:10:160
1897296220,0sleep00-21swapper/010:00:160
1894242220,1sleep21894646-21dpkg09:55:022
1886313220,1sleep01886582-21diskstats09:35:140
1881560220,0sleep00-21swapper/009:21:460
1876969220,1sleep21877178-21timerwakeupswit09:10:192
1875777220,0sleep00-21swapper/009:09:560
1847374220,1sleep01847524-21ntp_states07:55:150
1844339220,1sleep11844813-21apt-key07:50:011
1836244220,1sleep21836294-21munin-run07:30:002
1834066220,0sleep10-21swapper/107:21:351
1961843210,0sleep20-21swapper/212:35:112
1961803210,0sleep10-21swapper/112:35:101
1961554210,0sleep00-21swapper/012:35:010
1961032210,0sleep00-21swapper/012:30:210
1960171210,0sleep20-21swapper/212:30:152
1959982210,0sleep10-21swapper/112:30:141
1959135210,0sleep20-21swapper/212:27:032
1957646210,0sleep00-21swapper/012:25:120
1957638210,0sleep10-21swapper/112:25:091
1957189210,0sleep20-21swapper/212:23:142
1956851210,0sleep00-21swapper/012:20:210
1956311210,0sleep10-21swapper/112:20:171
1955012210,1sleep00-21swapper/012:17:330
1953886210,0sleep20-21swapper/212:15:152
1952110210,0sleep10-21swapper/112:10:161
1951379210,0sleep00-21swapper/012:10:110
1951126210,0sleep20-21swapper/212:10:012
1950797210,1sleep00-21swapper/012:07:080
1950601210,0sleep10-21swapper/112:05:211
1947214210,0sleep10-21swapper/112:00:131
1942770210,0sleep10-21swapper/111:50:121
1941999210,0sleep20-21swapper/211:45:252
1941700210,0sleep00-21swapper/011:45:180
1940671210,0sleep10-21swapper/111:45:031
1940255210,0sleep20-21swapper/211:43:242
1939477210,0sleep10-21swapper/111:40:181
1937440210,0sleep20-21swapper/211:35:202
1937178210,0sleep00-21swapper/011:35:180
1935273210,0sleep20-21swapper/211:30:192
1935104210,0sleep00-21swapper/011:30:170
1934417210,0sleep10-21swapper/111:30:101
1933891210,0sleep10-21swapper/111:27:351
1933644210,0sleep00-21swapper/011:25:210
1933314210,0sleep20-21swapper/211:25:182
1931900210,0sleep10-21swapper/111:23:221
1931702210,0sleep00-21swapper/011:21:370
1930626210,0sleep20-21swapper/211:20:152
1927393210,1sleep10-21swapper/111:10:291
1927007210,0sleep20-21swapper/211:10:182
1926097210,0sleep00-21swapper/011:10:120
1924411210,0sleep20-21swapper/211:05:142
1923736210,0sleep10-21swapper/111:05:001
1923682210,0sleep00-21swapper/011:04:310
1921909210,0sleep10-21swapper/111:00:121
1921637210,0sleep20-21swapper/211:00:012
1921130210,0sleep00-21swapper/010:55:310
1920304210,0sleep10-21swapper/110:55:161
1919416210,0sleep00-21swapper/010:53:460
1917471210,0sleep20-21swapper/210:50:002
1917010210,1sleep00-21swapper/010:45:550
1915642210,0sleep10-21swapper/110:45:121
1914674210,0sleep20-21swapper/210:40:212
1913984210,0sleep10-21swapper/110:40:161
1913290210,0sleep00-21swapper/010:40:030
1912998210,0sleep10-21swapper/110:37:261
1911458210,0sleep20-21swapper/210:35:112
1911007210,0sleep10-21swapper/110:33:151
1910711210,0sleep20-21swapper/210:30:362
1909125210,0sleep00-21swapper/010:30:020
1908866210,0sleep00-21swapper/010:27:450
1908809210,1sleep21908810-21sshd10:27:162
1908119210,0sleep10-21swapper/110:25:181
1906634210,0sleep20-21swapper/210:21:222
1906537210,1sleep00-21swapper/010:20:290
1906015210,0sleep10-21swapper/110:20:171
1904683210,0sleep10-21swapper/110:17:461
1904074210,0sleep20-21swapper/210:15:192
1901993210,0sleep20-21swapper/210:10:182
1901212210,0sleep10-21swapper/110:10:131
1900405210,1sleep00-21swapper/010:06:440
1899835210,0sleep20-21swapper/210:05:172
1898454210,0sleep10-21swapper/110:02:571
1896919210,0sleep20-21swapper/210:00:142
1896199210,0sleep00-21swapper/009:56:350
1896091210,0sleep10-21swapper/109:55:361
1895478210,0sleep20-21swapper/209:55:172
1893397210,0sleep00-21swapper/009:50:190
1893031210,0sleep10-21swapper/109:50:161
1892119210,0sleep10-21swapper/109:49:401
1891618210,0sleep00-21swapper/009:45:180
1890614210,0sleep20-21swapper/209:45:132
1888872210,0sleep20-21swapper/209:40:162
1888631210,0sleep00-21swapper/009:40:140
1888249210,0sleep10-21swapper/109:40:111
1886583210,0sleep10-21swapper/109:35:151
1886147210,0sleep20-21swapper/209:35:122
1885814210,0sleep20-21swapper/209:34:162
1884380210,0sleep10-21swapper/109:30:141
1884235210,0sleep00-21swapper/009:30:130
1883532210,1sleep00-21swapper/009:26:180
1883111210,0sleep20-21swapper/209:25:192
1882364210,0sleep10-21swapper/109:25:141
1880551210,0sleep10-21swapper/109:20:151
1880118210,0sleep20-21swapper/209:20:122
1877830210,0sleep10-21swapper/109:15:011
1877381210,0sleep00-21swapper/009:10:490
1875785210,0sleep10-21swapper/109:10:021
1874543210,0sleep20-21swapper/209:05:152
1874272210,0sleep10-21swapper/109:05:141
1873763210,1sleep00-21swapper/009:03:350
1873695210,0sleep10-21swapper/109:02:441
1871997210,0sleep20-21swapper/209:00:012
1870761210,0sleep10-21swapper/108:55:171
1870697210,0sleep00-21swapper/008:55:160
1870280210,0sleep20-21swapper/208:55:142
1868366210,0sleep00-21swapper/008:50:110
1866875210,0sleep10-21swapper/108:45:151
1866347210,0sleep20-21swapper/208:45:122
1866194210,0sleep00-21swapper/008:45:110
1865530210,0sleep20-21swapper/208:40:212
1865264210,0sleep10-21swapper/108:40:201
1865138210,0sleep00-21swapper/008:40:190
1863256210,0sleep00-21swapper/008:35:180
1862351210,0sleep10-21swapper/108:35:111
1862097210,0sleep20-21swapper/208:34:572
1861768210,1sleep00-21swapper/008:30:430
1860106210,0sleep20-21swapper/208:28:562
1858186210,0sleep20-21swapper/208:23:472
1857417210,0sleep10-21swapper/108:20:181
1856351210,0sleep00-21swapper/008:20:010
1855125210,0sleep20-21swapper/208:15:162
1854174210,0sleep00-21swapper/008:15:020
1853307210,0sleep00-21swapper/008:10:160
1852941210,0sleep10-21swapper/108:10:131
1852508210,0sleep20-21swapper/208:10:112
1852033210,0sleep20-21swapper/208:07:062
1850638210,0sleep00-21swapper/008:05:130
1849979210,0sleep00-21swapper/008:00:210
1849463210,0sleep10-21swapper/108:00:181
1847658210,0sleep20-21swapper/207:55:172
1844967210,0sleep00-21swapper/007:50:120
1844845210,0sleep20-21swapper/207:50:102
1843108210,0sleep00-21swapper/007:45:150
1842675210,0sleep10-21swapper/107:45:131
1837473210,0sleep20-21swapper/207:30:172
1836755210,0sleep10-21swapper/107:30:111
1835344210,0sleep00-21swapper/007:25:190
1834999210,0sleep10-21swapper/107:25:151
1833118210,0sleep20-21swapper/207:20:162
1832197210,1sleep2766-21snmpd07:17:232
1831158210,0sleep00-21swapper/007:15:130
1830733210,0sleep10-21swapper/107:15:101
1829731210,0sleep20-21swapper/207:11:162
1828728210,0sleep10-21swapper/107:10:151
1828453210,0sleep00-21swapper/007:10:140
1953207200,0sleep10-21swapper/112:15:011
1949047200,0sleep20-21swapper/212:05:022
1942755200,0sleep00-21swapper/011:50:030
1938592200,0sleep00-21swapper/011:40:020
1936487200,0sleep10-21swapper/111:35:031
1928132200,0sleep20-21swapper/211:15:022
1927898200,0sleep10-21swapper/111:15:011
1917711200,0sleep10-21swapper/110:50:031
1915628200,0sleep20-21swapper/210:45:042
1898928200,0sleep10-21swapper/110:05:051
1878064200,0sleep20-21swapper/209:15:022
1868357200,0sleep10-21swapper/108:50:041
1867860200,0sleep20-21swapper/208:50:012
1862342200,0sleep20-21swapper/208:35:042
1860429200,0sleep10-21swapper/108:30:031
1858516200,0sleep10-21swapper/108:25:031
1858362200,0sleep00-21swapper/008:25:010
1854669200,0sleep10-21swapper/108:15:031
1850379200,0sleep10-21swapper/108:05:011
1848677200,0sleep20-21swapper/208:00:032
1846512200,0sleep10-21swapper/107:55:001
1842429200,0sleep20-21swapper/207:45:022
1840754200,0sleep10-21swapper/107:40:031
1840753200,0sleep00-21swapper/007:40:020
1840496200,0sleep20-21swapper/207:40:002
1838768200,0sleep10-21swapper/107:35:041
1838654200,0sleep00-21swapper/007:35:030
1838419200,0sleep20-21swapper/207:35:012
1836743200,0sleep00-21swapper/007:30:020
1832658200,0sleep00-21swapper/007:20:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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