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2026-06-16 - 15:18
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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 100 highest latencies:
System rack1slot3.osadl.org (updated Tue Jun 16, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20601722130,0sleep30-21swapper/307:30:003
205211699130,11cyclictest0-21swapper/310:35:113
205211699130,11cyclictest0-21swapper/310:15:103
205211699130,11cyclictest0-21swapper/307:30:123
2052116991210,1cyclictest0-21swapper/308:55:113
2052116991210,1cyclictest0-21swapper/307:40:113
205211699120,11cyclictest0-21swapper/312:10:133
205211699120,11cyclictest0-21swapper/312:00:103
205211699120,11cyclictest0-21swapper/311:20:123
205211699120,11cyclictest0-21swapper/310:10:133
205211699120,11cyclictest0-21swapper/310:05:003
205211699120,11cyclictest0-21swapper/309:40:133
205211699120,11cyclictest0-21swapper/308:50:013
205211699120,11cyclictest0-21swapper/308:05:133
2052116991110,0cyclictest0-21swapper/311:30:133
205211699110,8cyclictest0-21swapper/310:55:123
205211699110,8cyclictest0-21swapper/308:35:193
205211699110,10cyclictest0-21swapper/312:35:193
205211699110,10cyclictest0-21swapper/312:10:013
205211699110,0cyclictest0-21swapper/310:45:003
205211699110,0cyclictest0-21swapper/309:35:013
205211699110,0cyclictest0-21swapper/308:20:113
2052116991010,0cyclictest0-21swapper/311:40:133
2052116991010,0cyclictest0-21swapper/311:35:123
2052116991010,0cyclictest0-21swapper/310:30:173
2052116991010,0cyclictest0-21swapper/310:25:123
205211699100,6cyclictest0-21swapper/308:40:173
205211699100,0cyclictest0-21swapper/312:15:183
20521169999,0cyclictest0-21swapper/312:25:213
20521169999,0cyclictest0-21swapper/310:45:123
20521169999,0cyclictest0-21swapper/309:00:143
20521169999,0cyclictest0-21swapper/309:00:133
20521169999,0cyclictest0-21swapper/307:50:183
20521169990,7cyclictest0-21swapper/308:00:123
2050317291,5sleep30-21swapper/307:05:123
20521169988,0cyclictest0-21swapper/310:05:193
20521169988,0cyclictest0-21swapper/309:55:303
20521169988,0cyclictest0-21swapper/309:35:183
20521169988,0cyclictest0-21swapper/307:45:153
20521169988,0cyclictest0-21swapper/307:35:183
20521169988,0cyclictest0-21swapper/307:10:113
20521169987,0cyclictest0-21swapper/312:20:123
20521169987,0cyclictest0-21swapper/311:25:123
20521169987,0cyclictest0-21swapper/309:25:013
20521169980,7cyclictest0-21swapper/311:13:303
20521169980,0cyclictest0-21swapper/307:55:133
20521169977,0cyclictest0-21swapper/311:50:193
20521169977,0cyclictest0-21swapper/309:15:123
20521169977,0cyclictest0-21swapper/308:10:013
20521169976,0cyclictest0-21swapper/312:30:173
20521169966,0cyclictest0-21swapper/310:55:013
20521169966,0cyclictest0-21swapper/310:20:133
20521169966,0cyclictest0-21swapper/309:25:113
20521169965,0cyclictest0-21swapper/308:50:153
20521169960,0cyclictest0-21swapper/307:15:013
20521169955,0cyclictest0-21swapper/309:10:183
20521169955,0cyclictest0-21swapper/309:05:123
20521169951,2cyclictest0-21swapper/309:50:123
20521169950,5cyclictest0-21swapper/307:20:173
2051880253,1sleep10-21swapper/107:08:501
2173113240,3sleep1766-21snmpd12:05:091
2080368240,3sleep02080633-21diskstats08:20:140
20521169944,0cyclictest0-21swapper/311:55:013
20521169944,0cyclictest0-21swapper/309:45:093
20521169944,0cyclictest0-21swapper/308:25:193
20521169944,0cyclictest0-21swapper/308:15:173
20521169943,0cyclictest0-21swapper/311:15:133
20521169943,0cyclictest0-21swapper/311:05:043
20521169943,0cyclictest0-21swapper/308:30:173
20521169940,3cyclictest2145447-21chrt11:00:023
20521169940,2cyclictest0-21swapper/311:45:113
2051792242,1sleep20-21swapper/207:07:432
2050411241,1sleep00-21swapper/007:05:130
2151061230,2sleep22151066-21sshd11:11:302
2149314230,0sleep20-21swapper/211:09:302
2148077230,1sleep02148271-21ntpq11:05:160
2145468230,1sleep02145494-21apt-get11:00:120
2135953230,0sleep10-21swapper/110:35:191
2096476230,2sleep12096584-21awk09:00:171
2096476230,2sleep12096584-21awk09:00:171
2090042230,2sleep12090139-21aten_r1power_fr08:45:121
2055619230,2sleep02055917-21sed07:15:170
2184923220,0sleep00-21swapper/012:30:520
2183552220,1sleep22183575-21awk12:30:112
2178035220,1sleep22178138-21proc_pri12:15:172
2176558220,1sleep12176562-21ssh12:10:491
2175638220,1sleep02175722-21irqstats12:10:160
2166592220,0sleep20-21swapper/211:50:132
2166279220,0sleep00-21swapper/011:49:310
2160081220,0sleep00-21swapper/011:35:020
2153540220,1sleep00-21swapper/011:20:010
2145166220,1sleep10-21swapper/110:59:491
2141442220,1sleep02141715-21df_inode10:50:150
2134369220,0sleep00-21swapper/010:31:300
2130604220,0sleep00-21swapper/010:25:010
2128040220,1sleep10-21swapper/110:15:581
2124336220,1sleep02124369-21systemd-run10:10:000
2116675220,1sleep02116757-21irqstats09:50:150
2115688220,0sleep00-21swapper/009:47:230
2112078220,1sleep22112104-21apt-get09:40:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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