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2026-04-23 - 13:37
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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 Thu Apr 23, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
168760699130,1cyclictest0-21swapper/307:25:113
1687606991211,0cyclictest0-21swapper/307:15:133
168760699120,11cyclictest0-21swapper/311:00:183
168760699120,11cyclictest0-21swapper/310:35:013
168760699120,11cyclictest0-21swapper/310:20:103
168760699120,11cyclictest0-21swapper/308:10:013
168760699120,11cyclictest0-21swapper/307:35:003
168760699120,10cyclictest0-21swapper/311:30:113
168760699110,10cyclictest0-21swapper/312:15:183
168760699110,10cyclictest0-21swapper/311:37:503
168760699110,10cyclictest0-21swapper/309:25:173
168760699110,10cyclictest0-21swapper/308:25:123
168760699110,0cyclictest0-21swapper/311:45:133
168760699110,0cyclictest0-21swapper/310:05:163
168760699110,0cyclictest0-21swapper/309:35:123
168760699110,0cyclictest0-21swapper/309:05:113
168760699110,0cyclictest0-21swapper/307:40:183
168760699109,0cyclictest0-21swapper/309:45:133
168760699109,0cyclictest0-21swapper/307:50:183
168760699109,0cyclictest0-21swapper/307:20:143
168760699108,1cyclictest0-21swapper/309:15:123
1687606991010,0cyclictest0-21swapper/311:15:053
1687606991010,0cyclictest0-21swapper/309:00:163
1687606991010,0cyclictest0-21swapper/307:55:113
168760699100,9cyclictest0-21swapper/311:00:013
168760699100,0cyclictest0-21swapper/312:25:213
168760699100,0cyclictest0-21swapper/312:00:183
168760699100,0cyclictest0-21swapper/308:50:113
168760699100,0cyclictest0-21swapper/308:35:103
168760699100,0cyclictest0-21swapper/307:10:103
16876069999,0cyclictest0-21swapper/310:43:163
16876069999,0cyclictest0-21swapper/309:10:093
16876069998,0cyclictest0-21swapper/312:20:103
16876069998,0cyclictest0-21swapper/309:55:013
16876069990,0cyclictest0-21swapper/312:10:163
16876069990,0cyclictest0-21swapper/309:44:553
1685800291,5sleep30-21swapper/307:05:113
16876069988,0cyclictest0-21swapper/310:50:113
16876069988,0cyclictest0-21swapper/310:00:193
16876069988,0cyclictest0-21swapper/309:20:183
16876069988,0cyclictest0-21swapper/308:40:123
16876069988,0cyclictest0-21swapper/307:45:093
16876069987,0cyclictest0-21swapper/312:05:143
16876069987,0cyclictest0-21swapper/311:55:123
16876069987,0cyclictest0-21swapper/307:30:133
16876069977,0cyclictest0-21swapper/310:35:243
16876069966,0cyclictest0-21swapper/311:20:213
16876069966,0cyclictest0-21swapper/311:05:143
16876069966,0cyclictest0-21swapper/308:05:003
16876069965,0cyclictest0-21swapper/310:25:183
16876069961,2cyclictest0-21swapper/311:10:113
16876069961,2cyclictest0-21swapper/308:10:123
16876069955,0cyclictest0-21swapper/312:35:123
16876069955,0cyclictest0-21swapper/311:40:113
16876069955,0cyclictest0-21swapper/309:30:183
16876069954,0cyclictest0-21swapper/310:45:193
16876069954,0cyclictest0-21swapper/310:10:163
16876069951,2cyclictest0-21swapper/312:30:123
16876069950,0cyclictest0-21swapper/309:55:173
1789652240,3sleep21789898-21diskstats11:20:142
1743690240,0sleep0241rcuc/009:30:160
16876069944,0cyclictest0-21swapper/311:25:463
16876069944,0cyclictest0-21swapper/308:20:143
16876069944,0cyclictest0-21swapper/308:15:203
16876069943,0cyclictest0-21swapper/308:30:113
16876069940,3cyclictest1729159-21chrt08:55:013
16876069940,2cyclictest0-21swapper/310:15:123
1687268242,1sleep20-21swapper/207:07:292
1687153242,1sleep10-21swapper/107:06:011
1806157230,1sleep11806183-21apt-get12:00:121
1794524230,0sleep10-21swapper/111:30:171
16876069933,0cyclictest0-21swapper/308:45:133
16876069931,1cyclictest0-21swapper/311:50:123
1685830231,0sleep00-21swapper/007:05:120
1810318220,1sleep00-21swapper/012:10:100
1804672220,1sleep21804822-21ntp_states11:55:152
1793374220,1sleep01793414-21munin-run11:30:010
1785899220,1sleep11786053-21ntp_states11:10:161
1773743220,1sleep11773959-21grep10:40:191
1764311220,1sleep11764579-21df10:20:131
1757889220,1sleep01757914-21ssh10:05:110
1745096220,1sleep20-21swapper/209:35:112
1735546220,1sleep21735696-21ntp_states09:10:142
1729355220,1sleep21729601-21diskstats08:55:132
1699912220,1sleep20-21swapper/207:40:002
1697617220,0sleep00-21swapper/007:32:260
1694146220,1sleep01694411-21diskstats07:25:140
1821668210,0sleep00-21swapper/012:35:170
1821154210,0sleep10-21swapper/112:35:141
1821009210,0sleep20-21swapper/212:35:062
1820586210,0sleep10-21swapper/112:33:261
1820272210,0sleep20-21swapper/212:30:392
1818938210,0sleep00-21swapper/012:30:120
1818616210,0sleep20-21swapper/212:29:262
1815814210,0sleep20-21swapper/212:20:222
1815812210,0sleep00-21swapper/012:20:200
1814662210,0sleep10-21swapper/112:20:131
1813941210,0sleep20-21swapper/212:17:262
1813721210,0sleep10-21swapper/112:15:291
1812393210,0sleep00-21swapper/012:15:080
1811639210,0sleep10-21swapper/112:10:271
1809681210,0sleep00-21swapper/012:06:350
1808239210,0sleep10-21swapper/112:05:121
1807668210,1sleep00-21swapper/012:02:110
1806839210,0sleep20-21swapper/212:00:172
1805759210,0sleep10-21swapper/111:58:551
1804051210,0sleep00-21swapper/011:55:100
1803386210,1sleep00-21swapper/011:51:180
1803264210,0sleep20-21swapper/211:50:202
1802413210,0sleep10-21swapper/111:50:151
1800752210,0sleep20-21swapper/211:45:202
1799461210,1sleep00-21swapper/011:43:260
1796687210,0sleep20-21swapper/211:35:192
1796530210,0sleep10-21swapper/111:35:181
1795459210,0sleep00-21swapper/011:35:010
1795070210,0sleep00-21swapper/011:31:320
1794079210,0sleep20-21swapper/211:30:152
1792449210,1sleep21791545-21/usr/sbin/munin11:25:182
1791679210,0sleep10-21swapper/111:25:131
1790957210,0sleep00-21swapper/011:22:000
1789192210,0sleep10-21swapper/111:20:011
1788119210,0sleep21788225-21processes11:15:172
1787827210,0sleep00-21swapper/011:15:160
1787109210,0sleep10-21swapper/111:15:001
1786789210,0sleep00-21swapper/011:12:120
1785465210,0sleep21785278-21/usr/sbin/munin11:10:132
1784584210,0sleep10-21swapper/111:06:041
1784491210,0sleep20-21swapper/211:05:212
1783570210,0sleep00-21swapper/011:05:150
1782939210,0sleep20-21swapper/211:04:572
1781550210,0sleep00-21swapper/011:00:150
1781118210,0sleep10-21swapper/111:00:121
1780808210,0sleep10-21swapper/110:59:441
1779016210,0sleep20-21swapper/210:55:122
1778799210,0sleep00-21swapper/010:55:020
1777553210,0sleep10-21swapper/110:50:151
1777025210,0sleep20-21swapper/210:50:122
1776686210,0sleep00-21swapper/010:50:010
1775657210,0sleep20-21swapper/210:45:202
1774602210,0sleep00-21swapper/010:45:020
1774401210,1sleep00-21swapper/010:43:140
1772772210,0sleep20-21swapper/210:40:122
1771731210,0sleep20-21swapper/210:35:302
1771205210,0sleep00-21swapper/010:35:170
1768775210,0sleep20-21swapper/210:30:152
1768428210,0sleep00-21swapper/010:30:130
1767779210,0sleep20-21swapper/210:27:272
1766242210,0sleep00-21swapper/010:25:130
1765988210,0sleep10-21swapper/110:25:021
1765522210,0sleep20-21swapper/210:20:502
1764808210,0sleep00-21swapper/010:20:160
1763784210,0sleep10-21swapper/110:19:091
1762535210,0sleep00-21swapper/010:15:160
1762176210,0sleep20-21swapper/210:15:142
1761449210,0sleep20-21swapper/210:11:542
1761323210,0sleep10-21swapper/110:10:441
1759972210,0sleep00-21swapper/010:10:110
1757915210,0sleep10-21swapper/110:05:121
1757376210,0sleep20-21swapper/210:05:012
1757298210,0sleep20-21swapper/210:04:212
1755973210,0sleep00-21swapper/010:00:150
1755548210,0sleep10-21swapper/110:00:121
1753870210,0sleep00-21swapper/009:55:150
1753472210,0sleep20-21swapper/209:55:122
1753443210,0sleep10-21swapper/109:55:121
1752671210,0sleep00-21swapper/009:50:220
1751791210,1sleep10-21swapper/109:50:151
1751366210,0sleep21751392-21apt-get09:50:122
1750580210,0sleep00-21swapper/009:45:220
1750189210,0sleep20-21swapper/209:45:202
1747296210,1sleep00-21swapper/009:40:140
1746522210,0sleep00-21swapper/009:36:260
1745525210,0sleep10-21swapper/109:35:141
1744572211,0sleep2451ktimers/209:32:272
1744454210,0sleep10-21swapper/109:31:171
1742575210,0sleep20-21swapper/209:27:432
1741747210,0sleep00-21swapper/009:25:170
1740773210,0sleep10-21swapper/109:25:021
1739767210,0sleep20-21swapper/209:20:192
1739608210,0sleep10-21swapper/109:20:181
1739483210,0sleep00-21swapper/009:20:170
1738699210,0sleep00-21swapper/009:19:560
1737502210,0sleep10-21swapper/109:15:171
1737069210,0sleep20-21swapper/209:15:132
1736002210,0sleep10-21swapper/109:10:171
1734680210,0sleep10-21swapper/109:10:011
1733199210,0sleep20-21swapper/209:05:142
1733015210,0sleep00-21swapper/009:05:110
1732763210,0sleep10-21swapper/109:04:571
1732505210,1sleep00-21swapper/009:01:350
1729887210,0sleep10-21swapper/108:55:161
1729171210,0sleep00-21swapper/008:55:110
1726691210,0sleep10-21swapper/108:45:511
1725485210,0sleep00-21swapper/008:45:140
1725350210,0sleep20-21swapper/208:45:122
1723975210,0sleep00-21swapper/008:40:180
1722570210,1sleep00-21swapper/008:35:380
1721890210,0sleep20-21swapper/208:35:152
1721725210,0sleep10-21swapper/108:35:151
1719771210,0sleep10-21swapper/108:30:141
1719019210,1sleep20-21swapper/208:29:112
1716130210,0sleep01716284-21ntp_states08:20:170
1715119210,0sleep20-21swapper/208:18:272
1713365210,0sleep10-21swapper/108:15:021
1713329210,0sleep00-21swapper/008:15:010
1711419210,0sleep10-21swapper/108:10:011
1707997210,0sleep20-21swapper/208:00:142
1707575210,0sleep10-21swapper/108:00:011
1704744210,0sleep20-21swapper/207:50:172
1704551210,0sleep10-21swapper/107:50:161
1704444210,0sleep00-21swapper/007:50:150
1702178210,0sleep00-21swapper/007:45:110
1701844210,0sleep20-21swapper/207:45:002
1701542210,0sleep10-21swapper/107:41:081
1701074210,0sleep00-21swapper/007:40:180
1700791210,0sleep20-21swapper/207:40:162
1699758210,1sleep00-21swapper/007:38:020
1698247210,0sleep11698273-21apt-get07:35:111
1696902210,0sleep10-21swapper/107:30:191
1692492210,0sleep10-21swapper/107:20:131
1692205210,0sleep00-21swapper/007:20:120
1691441210,0sleep10-21swapper/107:15:261
1690954210,0sleep20-21swapper/207:15:192
1689112210,0sleep20-21swapper/207:10:592
1688190210,0sleep10-21swapper/107:10:141
1687464210,0sleep00-21swapper/007:10:010
1816840200,0sleep00-21swapper/012:25:030
1816342200,0sleep10-21swapper/112:25:011
1810069200,0sleep20-21swapper/212:10:012
1808226200,0sleep20-21swapper/212:05:052
1799876200,0sleep10-21swapper/111:45:031
1799643200,0sleep00-21swapper/011:45:010
1797798200,0sleep20-21swapper/211:40:032
1797797200,0sleep10-21swapper/111:40:021
1774836200,0sleep10-21swapper/110:45:031
1770158200,0sleep10-21swapper/110:35:011
1768071200,0sleep10-21swapper/110:30:021
1749266200,0sleep10-21swapper/109:45:031
1747189200,0sleep20-21swapper/209:40:042
1747184200,0sleep10-21swapper/109:40:031
1734920200,0sleep00-21swapper/009:10:040
1730837200,0sleep20-21swapper/209:00:012
1727253200,0sleep20-21swapper/208:50:052
1727252200,0sleep10-21swapper/108:50:031
1727251200,0sleep00-21swapper/008:50:030
1723168200,0sleep20-21swapper/208:40:042
1723167200,0sleep10-21swapper/108:40:031
1719323200,0sleep20-21swapper/208:30:032
1719087200,0sleep00-21swapper/008:30:010
1717409200,0sleep10-21swapper/108:25:011
1717176200,0sleep00-21swapper/008:25:000
1715500200,0sleep20-21swapper/208:20:032
1715499200,0sleep10-21swapper/108:20:021
1713567200,0sleep00-21swapper/008:15:050
1711653200,0sleep20-21swapper/208:10:012
1709744200,0sleep00-21swapper/008:05:040
1709741200,0sleep20-21swapper/208:05:022
1709508200,0sleep10-21swapper/108:05:011
1707833200,0sleep00-21swapper/008:00:030
1705901200,0sleep10-21swapper/107:55:041
1705900200,0sleep00-21swapper/007:55:030
1705665200,0sleep20-21swapper/207:55:012
1702080200,0sleep10-21swapper/107:45:031
1696145200,0sleep20-21swapper/207:30:042
1693968200,0sleep20-21swapper/207:25:042
1693967200,0sleep10-21swapper/107:25:031
1692058200,0sleep20-21swapper/207:20:032
1689426200,0sleep00-21swapper/007:15:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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