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2026-01-02 - 02:20
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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 rack3slot0.osadl.org (updated Fri Jan 02, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19125999921,48cyclictest0-21swapper/322:28:233
19125999921,48cyclictest0-21swapper/322:28:233
19135998342,0cyclictest0-21swapper/622:28:236
19135998342,0cyclictest0-21swapper/622:28:236
19126997860,17cyclictest691-21systemd-logind22:28:234
19126997860,17cyclictest691-21systemd-logind22:28:234
277272720,0sleep60-21swapper/621:17:416
19130996930,0cyclictest7362-21kworker/u16:022:28:235
19130996930,0cyclictest7362-21kworker/u16:022:28:235
1912399610,60cyclictest7362-21kworker/u16:022:28:221
1912399610,60cyclictest7362-21kworker/u16:022:28:221
1651625846,9sleep70-21swapper/719:04:267
1651625846,9sleep70-21swapper/719:04:267
212632530,0sleep50-21swapper/521:13:395
105342500,0sleep00-21swapper/023:13:390
186292490,0sleep60-21swapper/623:27:476
186292490,0sleep60-21swapper/623:27:476
40532480,2sleep51913099cyclictest00:13:195
31072480,0sleep20-21swapper/200:29:502
74502470,1sleep77453-21grepconf.sh21:15:257
4372460,0sleep50-21swapper/521:24:525
1876524634,9sleep40-21swapper/419:06:154
1876524634,9sleep40-21swapper/419:06:154
70212450,0sleep17017-21sshd23:46:481
52522450,0sleep70-21swapper/722:05:557
1876424433,8sleep30-21swapper/319:06:143
1876424433,8sleep30-21swapper/319:06:143
1819924419,20sleep00-21swapper/019:04:430
1819924419,20sleep00-21swapper/019:04:430
90382430,0sleep20-21swapper/223:43:372
235952430,0sleep60-21swapper/600:25:136
193182430,0sleep40-21swapper/423:17:524
1876224331,9sleep10-21swapper/119:06:121
1876224331,9sleep10-21swapper/119:06:121
32522420,1sleep33255-21id23:06:063
253802420,1sleep41-21systemd22:18:174
147552420,1sleep614714-21sshd00:31:066
1875424129,9sleep60-21swapper/619:06:096
1875424129,9sleep60-21swapper/619:06:096
100782410,0sleep00-21swapper/000:17:140
30152400,0sleep20-21swapper/223:53:062
218252400,1sleep125-21ksoftirqd/100:14:591
19119994040,0cyclictest30140-21kworker/0:322:28:220
19119994040,0cyclictest30140-21kworker/0:322:28:220
1874124029,8sleep20-21swapper/219:05:572
1874124029,8sleep20-21swapper/219:05:572
127652400,0sleep40-21swapper/421:19:314
259392390,0sleep70-21swapper/721:58:027
1887523927,8sleep50-21swapper/519:07:455
1887523927,8sleep50-21swapper/519:07:455
123922390,0sleep30-21swapper/322:13:363
209612380,0sleep520960-21systemd-cgroups23:41:235
99802370,0sleep30-21swapper/300:27:183
247862360,0sleep40-21swapper/423:45:074
19124993333,0cyclictest13550irq/24-ahci[00022:28:232
19124993333,0cyclictest13550irq/24-ahci[00022:28:232
27902320,2sleep31912599cyclictest23:49:383
13202240,1sleep61312-21systemd00:09:366
1913099232,3cyclictest0-21swapper/500:15:085
19141992119,1cyclictest786-21snmpd22:28:237
19141992119,1cyclictest786-21snmpd22:28:237
1913599218,1cyclictest65-21ksoftirqd/600:19:276
1913599213,1cyclictest65-21ksoftirqd/623:39:346
1913099212,6cyclictest0-21swapper/521:17:135
1911999214,3cyclictest9-21ksoftirqd/000:07:500
1911999210,6cyclictest10090-21bash23:43:440
73752200,0sleep60-21swapper/621:56:016
1913099203,4cyclictest22271-21systemd23:58:285
1911999200,4cyclictest948-21grepconf.sh00:19:370
115712200,2sleep30-21swapper/300:10:373
1913599197,1cyclictest65-21ksoftirqd/622:39:216
1913099193,4cyclictest19527-21grepconf.sh22:40:575
1913099192,2cyclictest0-21swapper/522:35:005
1913099192,16cyclictest23394-21systemd00:38:495
1913099190,5cyclictest1-21systemd21:47:105
19141991816,1cyclictest73-21ksoftirqd/722:49:387
1913599188,1cyclictest65-21ksoftirqd/622:15:386
1913599184,3cyclictest65-21ksoftirqd/621:49:416
19135991814,1cyclictest65-21ksoftirqd/623:22:116
19135991814,1cyclictest65-21ksoftirqd/623:22:116
19135991811,3cyclictest65-21ksoftirqd/600:16:176
1913099185,6cyclictest30435-21sd-pam22:48:565
1913099184,3cyclictest19094-21systemd-cgroups23:37:555
1913099183,3cyclictest0-21swapper/522:05:495
1913099183,2cyclictest29401-21systemd-cgroups23:22:115
1913099183,2cyclictest29401-21systemd-cgroups23:22:115
1913099182,6cyclictest0-21swapper/500:00:375
1913099182,3cyclictest0-21swapper/522:17:515
1913099182,3cyclictest0-21swapper/521:37:405
1913099180,6cyclictest29586-21systemd-cgroups22:22:005
1913099180,6cyclictest18529-21id21:30:095
1913099180,6cyclictest18529-21id21:30:095
1913099180,4cyclictest0-21swapper/523:50:255
1911999181,3cyclictest0-21swapper/021:27:210
1911999181,1cyclictest0-21swapper/022:33:580
1911999180,6cyclictest2772-21kill21:18:300
1911999180,6cyclictest15604-21systemd22:17:140
1911999180,4cyclictest951-21systemd00:02:540
19141991714,3cyclictest73-21ksoftirqd/721:12:457
1913599176,1cyclictest65-21ksoftirqd/622:19:316
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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