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2026-05-09 - 01:06
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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 highest latencies:
System rack1slot3.osadl.org (updated Fri May 08, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2132799132,10cyclictest0-21swapper/310:10:013
21327991311,1cyclictest0-21swapper/308:45:123
2132799130,11cyclictest0-21swapper/311:25:113
2132799130,11cyclictest0-21swapper/309:00:103
2132799130,11cyclictest0-21swapper/307:15:103
2132799122,0cyclictest0-21swapper/308:45:003
2132799120,1cyclictest0-21swapper/309:35:113
2132799120,11cyclictest0-21swapper/311:43:153
2132799120,11cyclictest0-21swapper/309:45:173
2132799120,11cyclictest0-21swapper/309:15:173
2132799120,0cyclictest0-21swapper/312:25:113
2132799116,1cyclictest0-21swapper/307:40:113
21327991111,0cyclictest0-21swapper/311:15:113
21327991111,0cyclictest0-21swapper/309:40:113
21327991111,0cyclictest0-21swapper/309:30:113
21327991111,0cyclictest0-21swapper/307:24:563
21327991110,0cyclictest0-21swapper/312:05:013
2132799110,9cyclictest0-21swapper/312:10:093
2132799110,11cyclictest0-21swapper/307:40:013
2132799110,10cyclictest0-21swapper/311:50:173
2132799110,10cyclictest0-21swapper/310:35:123
2132799109,0cyclictest0-21swapper/312:15:153
2132799109,0cyclictest0-21swapper/308:55:003
21327991010,0cyclictest0-21swapper/311:05:173
21327991010,0cyclictest0-21swapper/310:55:013
21327991010,0cyclictest0-21swapper/310:44:563
21327991010,0cyclictest0-21swapper/310:30:183
21327991010,0cyclictest0-21swapper/310:25:013
21327991010,0cyclictest0-21swapper/309:05:123
21327991010,0cyclictest0-21swapper/308:55:193
21327991010,0cyclictest0-21swapper/308:30:133
2132799100,0cyclictest0-21swapper/311:45:203
2132799100,0cyclictest0-21swapper/307:45:113
213279999,0cyclictest0-21swapper/311:10:113
213279999,0cyclictest0-21swapper/311:00:123
213279999,0cyclictest0-21swapper/310:55:113
213279999,0cyclictest0-21swapper/310:45:173
213279999,0cyclictest0-21swapper/309:10:153
213279999,0cyclictest0-21swapper/308:38:153
213279999,0cyclictest0-21swapper/308:25:183
213279998,0cyclictest0-21swapper/312:05:163
213279998,0cyclictest0-21swapper/309:54:263
213279998,0cyclictest0-21swapper/309:22:153
213279998,0cyclictest0-21swapper/308:20:153
213279998,0cyclictest0-21swapper/308:15:143
213279990,8cyclictest0-21swapper/311:30:123
213279990,0cyclictest0-21swapper/307:30:013
213279988,0cyclictest0-21swapper/312:30:133
213279988,0cyclictest0-21swapper/310:10:173
213279988,0cyclictest0-21swapper/309:55:173
213279988,0cyclictest0-21swapper/307:30:113
213279980,7cyclictest0-21swapper/311:55:113
213279980,7cyclictest0-21swapper/307:10:153
213279980,6cyclictest0-21swapper/311:20:123
19588281,4sleep30-21swapper/307:05:123
213279977,0cyclictest0-21swapper/312:23:153
213279977,0cyclictest0-21swapper/308:10:173
213279970,7cyclictest0-21swapper/311:40:013
213279970,0cyclictest0-21swapper/307:55:173
213279966,0cyclictest0-21swapper/312:37:353
213279966,0cyclictest0-21swapper/310:17:313
213279966,0cyclictest0-21swapper/308:05:183
213279966,0cyclictest0-21swapper/307:50:123
20317261,1sleep00-21swapper/007:05:170
38573250,3sleep038745-21smartctl07:50:160
213279955,0cyclictest0-21swapper/309:26:263
21028252,3sleep10-21swapper/107:07:551
213279944,0cyclictest0-21swapper/310:26:583
213279940,4cyclictest0-21swapper/308:03:463
20942242,1sleep20-21swapper/207:06:472
118191240,3sleep1118464-21df_inode11:05:131
213279933,0cyclictest0-21swapper/310:00:123
151698230,1sleep2151724-21apt-get12:25:112
147256230,2sleep0147458-21ls12:15:010
109174230,2sleep2109178-21cron10:45:012
80173220,1sleep180335-21missed_timers09:35:161
73450220,1sleep173717-21diskstats09:20:151
66801220,1sleep066809-21apt-get09:05:010
64869220,1sleep064897-21perf09:00:000
53105220,0sleep053131-21apt-get08:30:110
50807220,1sleep050808-21sshd08:23:140
48825220,1sleep00-21swapper/008:17:340
41337220,0sleep10-21swapper/107:59:541
37529220,1sleep037698-21sed07:50:000
29692220,1sleep229735-21latency_hist07:30:012
138643220,1sleep20-21swapper/211:55:012
131896220,0sleep00-21swapper/011:35:420
128470220,0sleep20-21swapper/211:30:122
126819220,1sleep1126902-21irqstats11:25:151
122320220,1sleep00-21swapper/011:15:130
121803220,1sleep2121807-21ssh11:13:472
117451220,0sleep00-21swapper/011:02:040
111659220,1sleep2111932-21df_inode10:50:132
105239220,1sleep1105265-21apt-get10:35:111
98722210,0sleep00-21swapper/010:20:010
98439210,0sleep20-21swapper/210:17:312
98202210,1sleep00-21swapper/010:15:250
97928210,0sleep10-21swapper/110:15:181
95308210,0sleep20-21swapper/210:10:152
94961210,0sleep00-21swapper/010:10:130
94297210,0sleep10-21swapper/110:10:021
92723210,0sleep20-21swapper/210:05:152
92468210,0sleep00-21swapper/010:05:130
92215210,0sleep10-21swapper/110:05:021
92190210,0sleep10-21swapper/110:04:491
90945210,0sleep00-21swapper/010:00:160
89661210,1sleep00-21swapper/009:56:000
89292210,0sleep20-21swapper/209:55:182
86779210,0sleep00-21swapper/009:50:160
86460210,0sleep20-21swapper/209:50:142
86294210,0sleep10-21swapper/109:50:131
85856210,0sleep20-21swapper/209:49:142
85454210,0sleep10-21swapper/109:45:361
84119210,0sleep00-21swapper/009:45:110
83380210,0sleep00-21swapper/009:40:390
81502210,0sleep20-21swapper/209:40:012
81149210,0sleep00-21swapper/009:36:510
80338210,0sleep20-21swapper/209:35:172
78854210,0sleep10-21swapper/109:30:191
78048210,0sleep00-21swapper/009:30:140
77702210,0sleep20-21swapper/209:30:122
76756210,0sleep20-21swapper/209:26:442
76282210,0sleep10-21swapper/109:25:191
74586210,0sleep00-21swapper/009:20:220
73279210,1sleep273281-21ssh09:20:122
71418210,0sleep10-21swapper/109:15:141
70578210,1sleep00-21swapper/009:10:490
70082210,0sleep10-21swapper/109:10:181
69217210,0sleep20-21swapper/209:10:062
68911210,0sleep20-21swapper/209:09:152
67295210,0sleep10-21swapper/109:05:021
65982210,0sleep00-21swapper/009:00:160
65656210,0sleep20-21swapper/209:00:142
63198210,0sleep20-21swapper/208:55:062
62399210,1sleep00-21swapper/008:51:120
61473210,0sleep20-21swapper/208:50:142
60523210,0sleep10-21swapper/108:50:011
58613210,0sleep10-21swapper/108:45:011
57402210,0sleep00-21swapper/008:40:150
56058210,0sleep00-21swapper/008:35:190
55785210,0sleep20-21swapper/208:35:172
53259210,0sleep20-21swapper/208:30:132
53134210,0sleep10-21swapper/108:30:121
51612210,0sleep00-21swapper/008:25:140
51193210,0sleep10-21swapper/108:25:111
49902210,0sleep20-21swapper/208:20:162
49747210,0sleep10-21swapper/108:20:151
48953210,0sleep10-21swapper/108:19:151
47349210,0sleep20-21swapper/208:15:122
46808210,0sleep20-21swapper/208:11:162
45857210,0sleep10-21swapper/108:10:141
45425210,1sleep039475-21kworker/0:008:10:010
44494210,0sleep20-21swapper/208:05:192
43762210,0sleep10-21swapper/108:05:141
43283210,0sleep00-21swapper/008:05:000
43182210,0sleep00-21swapper/008:03:450
41640210,0sleep20-21swapper/208:00:112
41132210,0sleep20-21swapper/207:57:152
38746210,0sleep10-21swapper/107:50:171
36769210,0sleep20-21swapper/207:45:182
35987210,0sleep10-21swapper/107:45:131
34695210,0sleep10-21swapper/107:40:171
34205210,0sleep20-21swapper/207:40:142
32531210,0sleep10-21swapper/107:35:161
32005210,0sleep232278-21df_inode07:35:132
31851210,0sleep00-21swapper/007:35:110
30073210,0sleep20-21swapper/207:30:132
29964210,0sleep10-21swapper/107:30:121
29939210,0sleep00-21swapper/007:30:110
28535210,0sleep10-21swapper/107:25:161
26186210,0sleep20-21swapper/207:20:122
26087210,0sleep10-21swapper/107:20:111
24745210,0sleep10-21swapper/107:15:151
24608210,0sleep00-21swapper/007:15:140
22108210,0sleep10-21swapper/107:10:141
21225210,0sleep00-21swapper/007:10:020
157369210,0sleep10-21swapper/112:37:071
157305210,0sleep20-21swapper/212:36:322
156283210,0sleep00-21swapper/012:35:140
154952210,0sleep20-21swapper/212:30:202
154216210,0sleep10-21swapper/112:30:141
153951210,0sleep00-21swapper/012:30:140
153259210,0sleep00-21swapper/012:27:370
152636210,0sleep10-21swapper/112:25:181
150046210,0sleep10-21swapper/112:20:141
149781210,0sleep00-21swapper/012:20:130
149614210,0sleep20-21swapper/212:20:112
147776210,0sleep20-21swapper/212:15:152
147460210,0sleep10-21swapper/112:15:021
146763210,0sleep20-21swapper/212:10:382
145420210,0sleep10-21swapper/112:10:091
144644210,1sleep10-21swapper/112:07:371
144558210,0sleep00-21swapper/012:06:510
142590210,0sleep20-21swapper/212:02:542
141456210,0sleep00-21swapper/012:00:160
141001210,0sleep10-21swapper/112:00:131
139160210,0sleep20-21swapper/211:55:132
138987210,0sleep10-21swapper/111:55:121
138893210,0sleep00-21swapper/011:55:110
137263210,0sleep10-21swapper/111:50:161
136805210,0sleep00-21swapper/011:50:070
136247210,0sleep10-21swapper/111:47:121
134860210,0sleep00-21swapper/011:45:150
134737210,0sleep20-21swapper/211:45:132
133176210,0sleep20-21swapper/211:40:172
132884210,0sleep00-21swapper/011:40:150
131233210,0sleep20-21swapper/211:35:162
128898210,0sleep10-21swapper/111:30:151
128216210,0sleep00-21swapper/011:30:020
127209210,0sleep00-21swapper/011:25:170
126385210,0sleep20-21swapper/211:25:122
124751210,0sleep20-21swapper/211:20:152
124375210,0sleep00-21swapper/011:20:130
124033210,0sleep10-21swapper/111:20:021
123090210,0sleep10-21swapper/111:15:181
122661210,0sleep20-21swapper/211:15:152
121915210,0sleep10-21swapper/111:14:461
120156210,0sleep00-21swapper/011:10:130
119806210,0sleep20-21swapper/211:09:312
119677210,0sleep00-21swapper/011:08:200
115993210,0sleep10-21swapper/111:00:131
115418210,0sleep20-21swapper/211:00:022
114087210,0sleep10-21swapper/110:55:171
114019210,0sleep00-21swapper/010:55:160
113617210,0sleep20-21swapper/210:55:142
111534210,0sleep10-21swapper/110:50:121
111505210,0sleep00-21swapper/010:50:110
110106210,0sleep10-21swapper/110:45:161
109422210,0sleep00-21swapper/010:45:110
108311210,0sleep00-21swapper/010:40:190
106978210,0sleep00-21swapper/010:39:150
106544210,0sleep20-21swapper/210:35:202
104723210,0sleep10-21swapper/110:32:391
103325210,0sleep00-21swapper/010:30:140
103159210,0sleep20-21swapper/210:30:122
101590210,0sleep10-21swapper/110:25:151
101132210,0sleep20-21swapper/210:25:122
100827210,0sleep00-21swapper/010:25:020
100326210,0sleep10-21swapper/110:20:341
100281210,0sleep20-21swapper/210:20:192
90370200,0sleep20-21swapper/210:00:022
88268200,0sleep10-21swapper/109:55:051
82024200,0sleep10-21swapper/109:40:041
75286200,0sleep00-21swapper/009:25:020
71251200,0sleep20-21swapper/209:15:032
71016200,0sleep00-21swapper/009:15:010
64898200,0sleep10-21swapper/109:00:011
62696200,0sleep10-21swapper/108:55:011
58849200,0sleep00-21swapper/008:45:040
58846200,0sleep20-21swapper/208:45:022
56942200,0sleep10-21swapper/108:40:041
56681200,0sleep20-21swapper/208:40:012
55008200,0sleep10-21swapper/108:35:041
51184200,0sleep20-21swapper/208:25:042
41606200,0sleep10-21swapper/108:00:021
39440200,0sleep00-21swapper/007:55:010
37764200,0sleep20-21swapper/207:50:022
33940200,0sleep00-21swapper/007:40:040
28016200,0sleep00-21swapper/007:25:030
26053200,0sleep00-21swapper/007:20:020
24119200,0sleep20-21swapper/207:15:042
21482200,0sleep20-21swapper/207:10:042
147494200,0sleep00-21swapper/012:15:050
143065200,0sleep20-21swapper/212:05:022
132638200,0sleep10-21swapper/111:40:031
130535200,0sleep10-21swapper/111:35:031
109410200,0sleep20-21swapper/210:45:052
107327200,0sleep10-21swapper/110:40:041
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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