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2026-04-30 - 20:50
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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 rack1slot1.osadl.org (updated Thu Apr 30, 2026 00:45:20)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
42502215151,50sleep00-21swapper/019:09:470
41262214153,20sleep30-21swapper/319:08:083
40772204152,40sleep10-21swapper/119:07:291
39712200161,26sleep20-21swapper/219:06:062
215062590,0sleep10-21swapper/123:28:191
88952130,0sleep00-21swapper/021:24:020
4347991311,1cyclictest28-21ksoftirqd/221:35:152
434699130,12cyclictest0-21swapper/122:00:181
4347991210,1cyclictest28-21ksoftirqd/219:19:592
434599126,5cyclictest9-21ksoftirqd/000:27:430
434599123,4cyclictest24955-21grep21:45:010
4345991211,1cyclictest9-21ksoftirqd/021:50:000
434899119,1cyclictest35-21ksoftirqd/320:40:123
434899110,9cyclictest0-21swapper/322:20:123
434899110,6cyclictest0-21swapper/321:00:113
434799119,1cyclictest28-21ksoftirqd/222:19:032
4347991111,0cyclictest28-21ksoftirqd/222:03:202
4347991111,0cyclictest28-21ksoftirqd/221:43:102
4347991111,0cyclictest28-21ksoftirqd/200:17:372
4347991110,1cyclictest28-21ksoftirqd/223:50:192
4347991110,1cyclictest28-21ksoftirqd/222:11:332
434599119,1cyclictest9-21ksoftirqd/019:40:000
4345991111,0cyclictest9-21ksoftirqd/020:10:130
4345991110,1cyclictest9-21ksoftirqd/023:45:010
434899109,1cyclictest35-21ksoftirqd/320:00:003
434799109,1cyclictest28-21ksoftirqd/221:45:112
434799109,1cyclictest28-21ksoftirqd/221:30:152
434799109,1cyclictest28-21ksoftirqd/221:25:162
434799109,1cyclictest28-21ksoftirqd/221:16:332
434799109,1cyclictest28-21ksoftirqd/220:40:202
434799109,1cyclictest28-21ksoftirqd/219:10:172
434799109,1cyclictest28-21ksoftirqd/200:20:192
434799109,1cyclictest28-21ksoftirqd/200:00:152
434799108,1cyclictest28-21ksoftirqd/223:50:002
434599109,1cyclictest9-21ksoftirqd/023:35:000
434599109,1cyclictest9-21ksoftirqd/023:10:150
434599109,1cyclictest9-21ksoftirqd/022:40:130
434599109,1cyclictest9-21ksoftirqd/021:30:150
434599109,1cyclictest9-21ksoftirqd/021:25:160
434599109,1cyclictest9-21ksoftirqd/021:14:590
434599109,1cyclictest9-21ksoftirqd/021:05:010
434599109,1cyclictest9-21ksoftirqd/020:50:150
434599109,1cyclictest9-21ksoftirqd/020:40:210
434599108,1cyclictest9-21ksoftirqd/022:55:000
434599108,1cyclictest9-21ksoftirqd/022:30:130
434599108,1cyclictest9-21ksoftirqd/022:30:130
434599108,1cyclictest9-21ksoftirqd/000:20:200
434599107,1cyclictest9-21ksoftirqd/023:25:000
4345991010,0cyclictest9-21ksoftirqd/020:05:190
182532100,0sleep10-21swapper/100:18:051
43489992,4cyclictest24525-21apt-get19:50:113
43489992,4cyclictest24525-21apt-get19:50:103
43489990,7cyclictest6910-21munin-node20:13:223
43479999,0cyclictest28-21ksoftirqd/220:50:152
43479998,1cyclictest28-21ksoftirqd/222:30:142
43479998,1cyclictest28-21ksoftirqd/222:30:132
43479998,1cyclictest28-21ksoftirqd/222:20:192
43479998,1cyclictest28-21ksoftirqd/220:25:012
43479998,0cyclictest28-21ksoftirqd/221:10:182
43479997,1cyclictest28-21ksoftirqd/221:20:162
43479997,1cyclictest28-21ksoftirqd/219:30:002
43479997,1cyclictest28-21ksoftirqd/200:34:592
43479992,3cyclictest31579-21sh22:50:092
43459998,1cyclictest9-21ksoftirqd/023:40:110
43459998,1cyclictest9-21ksoftirqd/020:25:150
43459998,1cyclictest9-21ksoftirqd/020:20:130
43459998,1cyclictest9-21ksoftirqd/000:30:130
43459998,1cyclictest9-21ksoftirqd/000:10:100
43459998,1cyclictest9-21ksoftirqd/000:00:120
43459998,0cyclictest0-21swapper/022:13:180
43459997,1cyclictest9-21ksoftirqd/023:55:000
43459997,1cyclictest9-21ksoftirqd/019:30:000
43489984,3cyclictest29827-21diskmemload22:16:193
43489981,6cyclictest6007-21cstates21:20:123
43489981,6cyclictest29827-21diskmemload00:11:023
43489981,3cyclictest0-21swapper/300:27:533
43489980,5cyclictest0-21swapper/319:20:103
43479988,0cyclictest28-21ksoftirqd/220:15:182
43479987,1cyclictest28-21ksoftirqd/223:30:122
43479987,1cyclictest28-21ksoftirqd/223:04:272
43479986,1cyclictest3477-21sh22:56:452
43479986,1cyclictest28-21ksoftirqd/223:44:592
43479986,1cyclictest28-21ksoftirqd/220:35:202
43479980,8cyclictest0-21swapper/200:25:482
43479980,6cyclictest23159-21kworker/u8:200:11:062
43479980,4cyclictest0-21swapper/219:50:102
43479980,4cyclictest0-21swapper/219:50:102
43459988,0cyclictest9-21ksoftirqd/022:20:150
43459988,0cyclictest9-21ksoftirqd/022:00:140
43459988,0cyclictest9-21ksoftirqd/021:57:330
43459988,0cyclictest9-21ksoftirqd/019:25:010
43459987,1cyclictest9-21ksoftirqd/023:00:130
43459987,1cyclictest9-21ksoftirqd/019:50:120
43459987,1cyclictest9-21ksoftirqd/019:50:120
43459987,1cyclictest9-21ksoftirqd/019:30:110
43459987,0cyclictest29040-21ssh00:35:420
43459986,1cyclictest6054-21sendmail-msp20:19:590
43459984,3cyclictest9-21ksoftirqd/021:35:170
43459984,2cyclictest240-21systemd-journal21:55:000
43459980,4cyclictest5402-21perf21:20:000
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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