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2026-03-21 - 22:50
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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 rack3slot0.osadl.org (updated Sat Mar 21, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14362980,0sleep70-21swapper/711:57:087
88702890,5sleep1241ktimersoftd/111:21:541
305192720,0sleep20-21swapper/209:40:072
51922500,0sleep00-21swapper/009:12:260
111792500,0sleep6631rcuc/612:27:436
199742490,2sleep2598999cyclictest11:54:312
135892490,0sleep60-21swapper/609:31:396
258052480,2sleep7600399cyclictest10:41:397
294042470,0sleep20-21swapper/212:36:202
575624635,8sleep30-21swapper/307:05:313
273152460,0sleep5561ktimersoftd/511:34:155
19612460,0sleep10-21swapper/109:10:271
192362460,0sleep20-21swapper/210:05:382
98742450,0sleep50-21swapper/510:12:305
288142450,0sleep10-21swapper/109:30:371
222322450,2sleep4599899cyclictest09:32:014
225272440,0sleep20-21swapper/209:43:202
210462440,0sleep00-21swapper/012:18:560
207692440,0sleep50-21swapper/509:30:095
579124330,9sleep70-21swapper/707:05:597
575524332,8sleep20-21swapper/207:05:302
300242430,1sleep773-21ksoftirqd/712:32:327
260542430,1sleep1691-21systemd-logind12:32:181
23962430,0sleep4471rcuc/411:00:594
94452420,1sleep49448-21sshd10:18:064
239142420,0sleep20-21swapper/211:30:202
221462420,0sleep00-21swapper/011:15:120
191682420,0sleep10-21swapper/111:30:031
185732420,0sleep60-21swapper/610:09:196
93162410,0sleep00-21swapper/011:18:090
89912410,0sleep50-21swapper/512:12:365
80112410,0sleep70-21swapper/710:18:017
576724129,9sleep10-21swapper/107:05:371
31782410,1sleep03180-21bash11:06:390
183282410,0sleep50-21swapper/507:26:545
174192410,0sleep30-21swapper/310:24:133
295312400,0sleep10-21swapper/111:32:271
96812390,1sleep29668-21bash09:16:292
66262390,0sleep20-21swapper/211:49:582
566823926,9sleep00-21swapper/007:04:150
557923927,8sleep50-21swapper/507:03:005
556923928,8sleep40-21swapper/407:02:514
308672390,1sleep3691-21systemd-logind09:15:503
236702390,0sleep30-21swapper/312:34:043
552123826,9sleep60-21swapper/607:02:136
297102380,0sleep20-21swapper/210:08:032
130722370,0sleep30-21swapper/309:20:223
46992230,0sleep30-21swapper/312:06:493
600399214,9cyclictest23276-21systemd09:15:237
600399210,1cyclictest718-21avahi-daemon11:37:577
5989991916,3cyclictest33-21ksoftirqd/211:15:052
210482190,0sleep2321ktimersoftd/209:50:492
600399180,3cyclictest28076-21sshd11:13:387
600399180,2cyclictest27260-21kill10:00:297
600399180,1cyclictest3105-21systemd-cgroups09:34:477
600399170,3cyclictest15381-21grep10:48:297
600399170,2cyclictest3386-21systemd10:23:247
600399170,2cyclictest30755-21sshd12:02:357
600399170,2cyclictest20470-21bash10:15:037
600399170,1cyclictest686-21dbus-daemon11:50:037
6002991714,2cyclictest65-21ksoftirqd/610:33:386
5998991712,4cyclictest7997-21systemd11:03:064
5979991715,1cyclictest9-21ksoftirqd/011:58:510
316552170,1sleep6631rcuc/610:25:056
600399160,2cyclictest21952-21sd-pam10:58:167
600399160,15cyclictest19633-21sshd11:33:487
600399160,15cyclictest0-21swapper/709:17:017
600399160,1cyclictest0-21swapper/712:27:497
600399160,1cyclictest0-21swapper/710:53:557
600399160,1cyclictest0-21swapper/710:44:437
6002991615,1cyclictest65-21ksoftirqd/610:50:316
5989991615,1cyclictest33-21ksoftirqd/211:04:542
5989991614,2cyclictest33-21ksoftirqd/210:42:572
5989991614,1cyclictest33-21ksoftirqd/211:46:312
5989991614,1cyclictest33-21ksoftirqd/209:56:572
5989991614,1cyclictest33-21ksoftirqd/209:52:582
5979991615,0cyclictest29815-21kworker/u16:309:19:500
258012160,0sleep30-21swapper/310:02:113
65312150,0sleep10-21swapper/110:57:191
600399150,2cyclictest15424-21grepconf.sh09:50:297
600399150,11cyclictest686-21dbus-daemon11:25:307
600399150,1cyclictest0-21swapper/711:54:457
600399150,1cyclictest0-21swapper/710:30:447
600399150,1cyclictest0-21swapper/710:30:447
600399150,1cyclictest0-21swapper/709:38:067
6002991513,1cyclictest65-21ksoftirqd/612:21:476
599899150,3cyclictest0-21swapper/409:48:154
5991991514,1cyclictest41-21ksoftirqd/311:40:083
5989991514,1cyclictest33-21ksoftirqd/212:27:522
5989991514,1cyclictest33-21ksoftirqd/211:23:262
5989991513,2cyclictest33-21ksoftirqd/211:07:082
5989991513,1cyclictest33-21ksoftirqd/212:01:182
5989991512,2cyclictest33-21ksoftirqd/209:19:032
5989991512,1cyclictest33-21ksoftirqd/212:25:032
5989991511,1cyclictest33-21ksoftirqd/210:53:382
597999158,4cyclictest9-21ksoftirqd/009:21:440
5979991514,1cyclictest9-21ksoftirqd/009:36:450
5979991513,1cyclictest9-21ksoftirqd/009:59:170
5979991513,1cyclictest9-21ksoftirqd/009:31:010
57792150,1sleep15778-21bash11:42:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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