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2026-06-04 - 15:57
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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 Thu Jun 04, 2026 12:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3810299140,12cyclictest0-21swapper/307:15:133
3810299140,11cyclictest0-21swapper/309:40:133
38102991311,1cyclictest0-21swapper/312:20:133
38102991311,1cyclictest0-21swapper/309:45:123
3810299130,12cyclictest0-21swapper/307:10:113
3810299130,11cyclictest0-21swapper/311:30:123
3810299130,11cyclictest0-21swapper/309:05:113
38102991210,1cyclictest0-21swapper/310:55:113
38102991210,1cyclictest0-21swapper/308:35:133
3810299120,11cyclictest0-21swapper/310:20:163
3810299120,11cyclictest0-21swapper/310:10:163
3810299120,11cyclictest0-21swapper/308:10:123
3810299120,10cyclictest0-21swapper/308:50:123
3810299119,1cyclictest0-21swapper/309:00:113
3810299118,1cyclictest0-21swapper/308:15:113
38102991110,0cyclictest0-21swapper/311:50:113
38102991110,0cyclictest0-21swapper/308:20:123
3810299110,10cyclictest0-21swapper/311:55:153
3810299110,10cyclictest0-21swapper/309:50:163
3810299110,10cyclictest0-21swapper/309:30:013
3810299110,10cyclictest0-21swapper/308:40:163
3810299110,0cyclictest0-21swapper/312:10:133
3810299109,0cyclictest0-21swapper/310:35:003
3810299100,9cyclictest0-21swapper/311:15:113
3810299100,9cyclictest0-21swapper/307:36:333
3810299100,0cyclictest0-21swapper/311:05:183
3810299100,0cyclictest0-21swapper/309:55:293
381029999,0cyclictest0-21swapper/312:35:013
381029999,0cyclictest0-21swapper/311:12:443
381029999,0cyclictest0-21swapper/308:00:013
381029998,0cyclictest0-21swapper/309:36:193
381029990,8cyclictest0-21swapper/309:10:173
381029990,8cyclictest0-21swapper/307:55:003
381029990,0cyclictest0-21swapper/310:45:213
381029990,0cyclictest0-21swapper/310:40:173
381029990,0cyclictest0-21swapper/308:30:133
381029988,0cyclictest0-21swapper/312:02:113
381029988,0cyclictest0-21swapper/311:35:163
381029988,0cyclictest0-21swapper/308:05:173
381029988,0cyclictest0-21swapper/308:00:193
381029980,0cyclictest0-21swapper/308:50:013
381029980,0cyclictest0-21swapper/307:50:003
37243281,4sleep30-21swapper/307:05:193
381029977,0cyclictest0-21swapper/307:20:113
381029976,0cyclictest0-21swapper/312:37:583
381029966,0cyclictest0-21swapper/312:05:223
381029966,0cyclictest0-21swapper/311:40:183
381029966,0cyclictest0-21swapper/311:00:113
381029966,0cyclictest0-21swapper/310:25:123
381029966,0cyclictest0-21swapper/310:00:113
381029966,0cyclictest0-21swapper/308:55:173
381029965,0cyclictest0-21swapper/311:45:113
381029965,0cyclictest0-21swapper/310:05:163
381029964,1cyclictest0-21swapper/312:15:123
381029955,0cyclictest0-21swapper/311:25:143
381029955,0cyclictest0-21swapper/310:35:163
381029955,0cyclictest0-21swapper/310:15:193
381029954,0cyclictest0-21swapper/309:20:133
381029950,4cyclictest87651-21chrt09:15:113
381029950,2cyclictest0-21swapper/307:25:123
106447253,1sleep136-21ksoftirqd/110:00:001
381029944,0cyclictest0-21swapper/311:20:193
381029944,0cyclictest0-21swapper/309:30:523
381029944,0cyclictest0-21swapper/308:25:513
381029944,0cyclictest0-21swapper/307:30:113
381029940,3cyclictest50870-21chrt07:40:043
381029940,3cyclictest128595-21chrt10:50:163
381029940,2cyclictest0-21swapper/312:25:113
36101241,1sleep10-21swapper/107:05:021
128706240,3sleep0128879-21sed10:50:190
93973230,1sleep293999-21apt-get09:30:122
68877230,2sleep268384-21/usr/sbin/munin08:25:162
56669230,2sleep156829-21grep07:55:121
36312231,1sleep00-21swapper/007:05:130
36299231,1sleep20-21swapper/207:05:032
156803230,1sleep2156821-21munin-run12:00:022
119237230,1sleep2119263-21apt-get10:30:112
115204230,2sleep0115498-21df_inode10:20:120
115069230,1sleep2115095-21apt-get10:20:102
113120230,2sleep1113390-21sh10:15:131
102978230,2sleep00-21swapper/009:50:140
98273220,1sleep098544-21df_inode09:40:140
85698220,0sleep10-21swapper/109:10:131
77713220,1sleep277862-21latency_hist08:50:012
65505220,1sleep165797-21grep08:15:181
56361220,1sleep156415-21cut07:55:001
53767220,0sleep00-21swapper/007:45:200
52849220,0sleep20-21swapper/207:45:142
51313220,1sleep151397-21irqstats07:40:161
48338220,1sleep248362-21perf07:35:012
42258222,0sleep00-21swapper/007:15:570
171424220,1sleep0171438-21munin-run12:35:010
165882220,0sleep00-21swapper/012:20:160
163351220,1sleep10-21swapper/112:15:131
160266220,1sleep1160451-21users12:05:201
157077220,0sleep10-21swapper/112:00:121
143631220,0sleep20-21swapper/211:25:182
136320220,1sleep1136617-21df11:10:131
135943220,1sleep10-21swapper/111:10:011
134578220,1sleep0134731-21memory11:05:160
119392220,1sleep0119665-21df_inode10:30:130
118825220,0sleep00-21swapper/010:28:380
112996220,1sleep00-21swapper/010:15:120
110503220,1sleep00-21swapper/010:08:520
99640210,0sleep10-21swapper/109:42:191
98115210,0sleep20-21swapper/209:40:122
97209210,0sleep20-21swapper/209:35:202
96987210,0sleep10-21swapper/109:35:191
96814210,0sleep00-21swapper/009:35:180
95725210,0sleep10-21swapper/109:34:351
93718210,0sleep00-21swapper/009:30:010
93322210,1sleep00-21swapper/009:25:570
92399210,0sleep20-21swapper/209:25:152
91955210,0sleep10-21swapper/109:25:101
91295210,0sleep00-21swapper/009:20:580
91007210,0sleep20-21swapper/209:20:192
90836210,0sleep10-21swapper/109:20:181
89182210,0sleep10-21swapper/109:17:571
87622210,0sleep20-21swapper/209:15:112
86485210,0sleep20-21swapper/209:10:182
85627210,0sleep00-21swapper/009:10:120
84644210,0sleep20-21swapper/209:05:182
83734210,0sleep00-21swapper/009:05:130
83458210,1sleep00-21swapper/009:04:560
83344210,0sleep10-21swapper/109:03:291
80245210,0sleep20-21swapper/208:55:132
79971210,0sleep10-21swapper/108:55:121
79892210,0sleep00-21swapper/008:55:110
79348210,0sleep20-21swapper/208:51:302
78455210,0sleep00-21swapper/008:50:150
77984210,0sleep10-21swapper/108:50:131
76079210,0sleep10-21swapper/108:45:111
76048210,0sleep00-21swapper/008:45:100
74304210,0sleep20-21swapper/208:40:122
74139210,0sleep00-21swapper/008:40:110
72702210,0sleep20-21swapper/208:35:172
72630210,0sleep10-21swapper/108:35:151
71261210,0sleep00-21swapper/008:30:180
70323210,0sleep20-21swapper/208:30:122
69162210,0sleep00-21swapper/008:25:180
68131210,1sleep00-21swapper/008:24:570
67270210,0sleep10-21swapper/108:20:181
66906210,1sleep266988-21irqstats08:20:152
64535210,0sleep20-21swapper/208:15:112
63917210,0sleep00-21swapper/008:10:200
62781210,0sleep10-21swapper/108:10:141
60829210,0sleep20-21swapper/208:05:142
60557210,0sleep10-21swapper/108:05:131
60456210,0sleep00-21swapper/008:05:120
59437210,0sleep00-21swapper/008:00:210
59161210,0sleep20-21swapper/208:00:182
57452210,0sleep20-21swapper/207:55:182
57129210,0sleep00-21swapper/007:55:150
55314210,0sleep00-21swapper/007:50:150
55119210,0sleep20-21swapper/207:50:132
52790210,0sleep10-21swapper/107:45:131
51065210,0sleep00-21swapper/007:40:150
50880210,0sleep20-21swapper/207:40:132
49272210,0sleep20-21swapper/207:35:122
48998210,0sleep10-21swapper/107:35:111
48836210,1sleep00-21swapper/007:35:020
46104210,1sleep00-21swapper/007:25:540
44761210,0sleep20-21swapper/207:25:122
43363210,0sleep10-21swapper/107:20:151
42903210,0sleep20-21swapper/207:20:112
41886210,0sleep20-21swapper/207:15:192
39097210,0sleep10-21swapper/107:10:181
38334210,0sleep00-21swapper/007:10:130
172195210,0sleep10-21swapper/112:35:181
171324210,0sleep20-21swapper/212:34:112
169587210,0sleep10-21swapper/112:30:101
169171210,0sleep20-21swapper/212:28:342
168841210,0sleep00-21swapper/012:25:370
167255210,0sleep10-21swapper/112:25:021
166731210,0sleep20-21swapper/212:20:222
164805210,0sleep20-21swapper/212:16:582
163318210,0sleep00-21swapper/012:15:120
161676210,0sleep10-21swapper/112:10:171
161429210,0sleep00-21swapper/012:10:150
159780210,0sleep20-21swapper/212:05:172
159550210,0sleep00-21swapper/012:05:150
157791210,0sleep20-21swapper/212:00:172
157512210,0sleep00-21swapper/012:00:160
156544210,1sleep00-21swapper/011:57:430
155949210,0sleep10-21swapper/111:55:191
154482210,0sleep20-21swapper/211:52:522
153343210,0sleep10-21swapper/111:50:151
152892210,0sleep00-21swapper/011:50:100
152452210,1sleep10-21swapper/111:48:201
151077210,0sleep00-21swapper/011:45:150
150285210,0sleep00-21swapper/011:42:340
150243210,1sleep2150245-21ssh11:42:122
150046210,0sleep10-21swapper/111:40:261
147004210,0sleep00-21swapper/011:35:130
146638210,0sleep20-21swapper/211:35:112
146624210,0sleep10-21swapper/111:35:101
146257210,0sleep20-21swapper/211:34:002
145313210,0sleep10-21swapper/111:30:191
145163210,0sleep00-21swapper/011:30:180
142600210,0sleep00-21swapper/011:25:120
141993210,0sleep10-21swapper/111:23:051
141876210,0sleep20-21swapper/211:22:022
140409210,0sleep00-21swapper/011:20:120
139685210,0sleep00-21swapper/011:16:160
138729210,0sleep20-21swapper/211:15:152
138026210,0sleep10-21swapper/111:15:021
137129210,0sleep20-21swapper/211:10:182
136836210,0sleep00-21swapper/011:10:160
132653210,0sleep00-21swapper/011:00:150
132153210,0sleep10-21swapper/111:00:121
131760210,0sleep20-21swapper/211:00:012
131309210,0sleep20-21swapper/210:56:012
130376210,0sleep00-21swapper/010:55:150
129928210,0sleep1130012-21aten_r1power_en10:55:121
129407210,0sleep20-21swapper/210:52:372
127151210,0sleep10-21swapper/110:46:031
125926210,0sleep0328-21plymouthd10:45:140
125767210,0sleep20-21swapper/210:45:122
125399210,0sleep10-21swapper/110:43:591
124934210,0sleep20-21swapper/210:40:202
124572210,0sleep00-21swapper/010:40:190
123011210,0sleep20-21swapper/210:38:492
122172210,0sleep00-21swapper/010:35:170
121762210,0sleep10-21swapper/110:35:141
120769210,0sleep10-21swapper/110:32:221
117594210,0sleep20-21swapper/210:25:152
115499210,0sleep10-21swapper/110:20:131
112504210,0sleep20-21swapper/210:13:112
112220210,1sleep00-21swapper/010:10:370
112179210,0sleep10-21swapper/110:10:221
110220210,0sleep10-21swapper/110:06:201
110110210,0sleep20-21swapper/210:05:212
107374210,0sleep10-21swapper/110:00:161
107218210,0sleep00-21swapper/010:00:160
106847210,0sleep20-21swapper/210:00:132
105000210,0sleep00-21swapper/009:55:150
104370210,0sleep20-21swapper/209:55:022
102523210,0sleep10-21swapper/109:50:031
102287210,0sleep20-21swapper/209:50:002
101839210,0sleep10-21swapper/109:46:001
100460210,0sleep20-21swapper/209:45:122
100443210,0sleep00-21swapper/009:45:030
87615200,0sleep00-21swapper/009:15:040
83702200,0sleep10-21swapper/109:05:061
81534200,0sleep20-21swapper/209:00:012
74127200,0sleep10-21swapper/108:40:031
72193200,0sleep00-21swapper/008:35:020
70281200,0sleep10-21swapper/108:30:031
68370200,0sleep10-21swapper/108:25:031
64290200,0sleep00-21swapper/008:15:010
62613200,0sleep20-21swapper/208:10:032
58272200,0sleep10-21swapper/108:00:011
46662200,0sleep10-21swapper/107:30:031
46661200,0sleep00-21swapper/007:30:020
44750200,0sleep10-21swapper/107:25:031
42816200,0sleep00-21swapper/007:20:020
40899200,0sleep10-21swapper/107:15:021
38262200,0sleep20-21swapper/207:10:032
171661200,0sleep00-21swapper/012:35:050
171658200,0sleep20-21swapper/212:35:042
165413200,0sleep10-21swapper/112:20:051
160986200,0sleep20-21swapper/212:10:022
150799200,0sleep20-21swapper/211:45:042
142238200,0sleep10-21swapper/111:25:011
133861200,0sleep20-21swapper/211:05:012
127833200,0sleep10-21swapper/110:50:041
117137200,0sleep10-21swapper/110:25:031
112947200,0sleep20-21swapper/210:15:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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