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2026-05-23 - 05:56
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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 Sat May 23, 2026 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11190999140,12cyclictest0-21swapper/320:25:133
11190999130,12cyclictest0-21swapper/323:40:113
11190999130,11cyclictest0-21swapper/323:10:123
11190999120,1cyclictest0-21swapper/322:25:013
11190999120,1cyclictest0-21swapper/321:15:123
11190999120,1cyclictest0-21swapper/319:35:103
11190999120,11cyclictest0-21swapper/322:10:123
11190999120,11cyclictest0-21swapper/320:40:123
11190999120,10cyclictest0-21swapper/319:30:123
111909991110,0cyclictest0-21swapper/320:00:073
111909991110,0cyclictest0-21swapper/319:10:193
11190999110,9cyclictest0-21swapper/322:15:123
11190999110,9cyclictest0-21swapper/322:05:113
11190999110,10cyclictest0-21swapper/323:05:183
11190999110,10cyclictest0-21swapper/320:50:003
11190999110,0cyclictest0-21swapper/321:40:093
11190999110,0cyclictest0-21swapper/319:20:003
11190999110,0cyclictest0-21swapper/300:25:123
11190999109,0cyclictest0-21swapper/300:20:153
111909991010,0cyclictest0-21swapper/322:45:153
111909991010,0cyclictest0-21swapper/320:10:123
11190999100,0cyclictest0-21swapper/323:05:003
11190999100,0cyclictest0-21swapper/321:25:103
11190999100,0cyclictest0-21swapper/321:00:123
11190999100,0cyclictest0-21swapper/320:50:133
1119099999,0cyclictest0-21swapper/323:15:103
1119099999,0cyclictest0-21swapper/322:40:133
1119099999,0cyclictest0-21swapper/322:30:133
1119099999,0cyclictest0-21swapper/321:30:133
1119099999,0cyclictest0-21swapper/320:20:113
1119099999,0cyclictest0-21swapper/320:05:593
1119099999,0cyclictest0-21swapper/300:30:123
1119099998,0cyclictest0-21swapper/323:35:103
1119099990,8cyclictest0-21swapper/320:35:013
1119099990,0cyclictest0-21swapper/323:25:103
1119099990,0cyclictest0-21swapper/322:00:183
1119099988,0cyclictest0-21swapper/322:51:083
1119099988,0cyclictest0-21swapper/321:39:333
1119099988,0cyclictest0-21swapper/320:15:123
1119099987,0cyclictest0-21swapper/300:05:173
1119099980,7cyclictest0-21swapper/300:10:133
1119099980,0cyclictest0-21swapper/321:10:163
111756281,3sleep30-21swapper/319:09:563
1119099977,0cyclictest0-21swapper/322:26:223
1119099977,0cyclictest0-21swapper/319:45:163
1119099977,0cyclictest0-21swapper/300:20:013
1119099976,1cyclictest0-21swapper/323:00:013
1119099976,0cyclictest0-21swapper/322:38:063
1119099970,7cyclictest0-21swapper/323:35:013
1119099970,6cyclictest0-21swapper/321:20:133
1119099966,0cyclictest0-21swapper/323:45:203
1119099966,0cyclictest0-21swapper/323:23:043
1119099966,0cyclictest0-21swapper/321:50:363
1119099966,0cyclictest0-21swapper/319:50:183
1119099966,0cyclictest0-21swapper/319:25:163
1119099966,0cyclictest0-21swapper/319:20:183
1119099966,0cyclictest0-21swapper/300:01:433
1119099965,0cyclictest0-21swapper/321:46:313
1119099955,0cyclictest0-21swapper/323:58:103
1119099955,0cyclictest0-21swapper/323:50:513
1119099955,0cyclictest0-21swapper/321:55:123
1119099955,0cyclictest0-21swapper/319:55:163
1119099955,0cyclictest0-21swapper/300:35:133
111527250,1sleep10-21swapper/119:06:571
167953241,1sleep0167979-21apt-get21:30:120
1119099944,0cyclictest0-21swapper/320:55:083
1119099944,0cyclictest0-21swapper/319:40:353
1119099940,3cyclictest157674-21chrt21:05:023
1119099940,2cyclictest0-21swapper/320:35:093
111148241,1sleep00-21swapper/019:05:190
205616230,1sleep1205642-21apt-get23:00:111
182524230,1sleep1182550-21apt-get22:05:121
144867230,2sleep1145019-21ls20:30:181
131717230,0sleep20-21swapper/220:00:022
110258231,1sleep20-21swapper/219:05:142
243460220,0sleep10-21swapper/100:30:091
243213220,1sleep1243414-21latency_hist00:30:011
241018220,0sleep00-21swapper/000:24:000
235568220,1sleep1235733-21/usr/sbin/munin00:10:151
234861220,1sleep2234870-21sh00:10:002
234482220,1sleep0234484-21ssh00:06:390
222218220,0sleep00-21swapper/023:39:090
218265220,1sleep1218560-21df23:30:131
213694220,1sleep11-21systemd23:20:001
212664220,1sleep2212835-21python323:15:172
211863220,0sleep00-21swapper/023:15:110
209107220,0sleep00-21swapper/023:06:140
200148220,1sleep0200320-21python322:45:180
185226220,1sleep1185380-21ntp_states22:10:161
179970220,0sleep20-21swapper/221:58:202
178519220,1sleep0178766-21diskstats21:55:140
161607220,1sleep00-21swapper/021:15:110
158305220,1sleep1158455-21ntp_states21:05:171
156213220,1sleep1156297-21irqstats21:00:151
144096220,1sleep00-21swapper/020:30:130
141582220,1sleep0141712-21cat20:25:010
139916220,1sleep10-21swapper/120:20:091
138884220,1sleep2139020-21threads20:15:192
132028220,1sleep10-21swapper/120:00:131
124321220,1sleep2124347-21apt-get19:40:112
120641220,0sleep0120906-21diskstats19:30:130
116495220,1sleep10-21swapper/119:20:141
116397220,1sleep0116494-21aten_r1power_fr19:20:130
246981210,0sleep20-21swapper/200:36:302
245297210,0sleep10-21swapper/100:35:011
245107210,0sleep00-21swapper/000:33:210
244247210,0sleep20-21swapper/200:30:182
241571210,0sleep20-21swapper/200:25:142
240026210,0sleep20-21swapper/200:20:172
237882210,0sleep20-21swapper/200:15:182
237627210,0sleep00-21swapper/000:15:160
237200210,0sleep10-21swapper/100:15:131
236514210,1sleep00-21swapper/000:11:100
236405210,0sleep20-21swapper/200:10:202
233473210,0sleep10-21swapper/100:05:161
231936210,0sleep20-21swapper/200:00:212
231375210,0sleep10-21swapper/100:00:161
231079210,0sleep00-21swapper/000:00:150
229272210,0sleep00-21swapper/023:55:130
228876210,0sleep20-21swapper/223:55:112
228824210,0sleep10-21swapper/123:55:061
227506210,0sleep10-21swapper/123:50:191
226759210,0sleep00-21swapper/023:50:140
226225210,0sleep00-21swapper/023:47:330
225140210,0sleep20-21swapper/223:45:162
225052210,0sleep10-21swapper/123:45:151
224099210,0sleep00-21swapper/023:42:090
223035210,0sleep20-21swapper/223:40:142
222183210,0sleep20-21swapper/223:38:512
220484210,0sleep10-21swapper/123:35:101
218788210,0sleep00-21swapper/023:30:160
216800210,0sleep00-21swapper/023:25:160
216497210,0sleep20-21swapper/223:25:142
215800210,0sleep10-21swapper/123:25:011
214424210,0sleep10-21swapper/123:20:171
214345210,0sleep00-21swapper/023:20:160
213751210,0sleep20-21swapper/223:20:022
209907210,0sleep20-21swapper/223:10:132
209807210,0sleep10-21swapper/123:10:121
209783210,0sleep00-21swapper/023:10:110
207701210,0sleep10-21swapper/123:05:121
207444210,0sleep20-21swapper/223:05:012
206590210,0sleep00-21swapper/023:00:190
206338210,0sleep20-21swapper/223:00:162
204901210,0sleep10-21swapper/122:56:081
204094210,0sleep20-21swapper/222:55:162
203772210,0sleep00-21swapper/022:55:140
202046210,0sleep20-21swapper/222:50:152
201876210,0sleep10-21swapper/122:50:141
201717210,0sleep00-21swapper/022:50:130
199779210,0sleep10-21swapper/122:45:151
198750210,1sleep00-21swapper/022:41:580
198632210,0sleep20-21swapper/222:40:562
198594210,0sleep10-21swapper/122:40:351
196696210,0sleep10-21swapper/122:37:251
196669210,0sleep20-21swapper/222:37:102
195191210,0sleep00-21swapper/022:35:120
194636210,0sleep10-21swapper/122:32:581
194518210,0sleep20-21swapper/222:31:552
193042210,0sleep00-21swapper/022:30:130
192225210,0sleep10-21swapper/122:25:221
191353210,0sleep20-21swapper/222:25:152
190950210,0sleep00-21swapper/022:25:120
189293210,0sleep00-21swapper/022:20:160
188126210,0sleep10-21swapper/122:16:091
187809210,0sleep00-21swapper/022:15:200
185934210,1sleep00-21swapper/022:10:350
184726210,0sleep20-21swapper/222:10:142
183241210,0sleep20-21swapper/222:05:162
182519210,0sleep00-21swapper/022:05:110
182050210,0sleep10-21swapper/122:03:041
180428210,0sleep20-21swapper/222:00:092
179308210,0sleep10-21swapper/121:55:191
176678210,0sleep10-21swapper/121:50:151
176249210,0sleep2176275-21apt-get21:50:122
175997210,0sleep00-21swapper/021:50:020
175475210,0sleep10-21swapper/121:45:231
174157210,0sleep20-21swapper/221:45:082
173454210,0sleep20-21swapper/221:40:552
172566210,0sleep00-21swapper/021:40:140
172108210,0sleep10-21swapper/121:40:101
171031210,0sleep20-21swapper/221:35:192
170092210,0sleep00-21swapper/021:35:130
168119210,0sleep20-21swapper/221:30:152
167441210,0sleep10-21swapper/121:30:011
167315210,0sleep20-21swapper/221:28:462
166572210,0sleep10-21swapper/121:25:181
165803210,0sleep00-21swapper/021:25:130
165291210,0sleep00-21swapper/021:23:410
164265210,0sleep10-21swapper/121:20:171
162968210,0sleep10-21swapper/121:15:481
160028210,0sleep20-21swapper/221:10:142
159737210,0sleep10-21swapper/121:10:131
158788210,0sleep00-21swapper/021:05:190
157811210,0sleep20-21swapper/221:05:142
155965210,0sleep00-21swapper/021:00:150
155779210,0sleep20-21swapper/221:00:122
155507210,0sleep20-21swapper/221:00:012
153843210,0sleep00-21swapper/020:55:110
152564210,0sleep20-21swapper/220:50:332
152069210,0sleep00-21swapper/020:50:140
150662210,0sleep00-21swapper/020:45:180
149046210,0sleep20-21swapper/220:40:202
148288210,0sleep10-21swapper/120:40:151
148084210,0sleep00-21swapper/020:40:140
147548210,1sleep00-21swapper/020:39:370
146685210,0sleep20-21swapper/220:35:152
144449210,0sleep20-21swapper/220:30:152
142344210,0sleep00-21swapper/020:25:160
141921210,0sleep10-21swapper/120:25:141
140583210,0sleep20-21swapper/220:20:142
138599210,0sleep00-21swapper/020:15:170
137735210,0sleep10-21swapper/120:15:021
136072210,0sleep00-21swapper/020:10:110
135560210,0sleep10-21swapper/120:10:001
134577210,0sleep20-21swapper/220:05:172
134331210,0sleep00-21swapper/020:05:160
133898210,0sleep10-21swapper/120:05:131
132503210,0sleep00-21swapper/020:00:160
130078210,0sleep10-21swapper/119:55:111
130053210,0sleep00-21swapper/019:55:100
129805210,0sleep20-21swapper/219:55:002
128613210,0sleep00-21swapper/019:50:150
127894210,0sleep20-21swapper/219:50:012
127886210,0sleep10-21swapper/119:49:561
127363210,0sleep00-21swapper/019:45:180
127009210,0sleep20-21swapper/219:45:172
124457210,0sleep00-21swapper/019:40:140
123904210,0sleep20-21swapper/219:38:082
122903210,0sleep00-21swapper/019:35:140
120474210,0sleep20-21swapper/219:30:122
119378210,0sleep00-21swapper/019:25:170
115246210,0sleep1115417-21python319:15:171
114882210,0sleep20-21swapper/219:15:142
113730210,0sleep00-21swapper/019:15:000
112068210,0sleep00-21swapper/019:10:130
111794210,0sleep10-21swapper/119:10:021
245533200,0sleep00-21swapper/000:35:040
241370200,0sleep00-21swapper/000:25:030
239288200,0sleep10-21swapper/100:20:041
226739200,0sleep20-21swapper/223:50:042
222574200,0sleep10-21swapper/123:40:011
218118200,0sleep20-21swapper/223:30:022
199331200,0sleep20-21swapper/222:45:042
188826200,0sleep10-21swapper/122:20:041
188563200,0sleep20-21swapper/222:20:012
186480200,0sleep20-21swapper/222:15:022
180416200,0sleep00-21swapper/022:00:030
173915200,0sleep00-21swapper/021:45:010
169772200,0sleep10-21swapper/121:35:021
163624200,0sleep20-21swapper/221:20:022
161356200,0sleep20-21swapper/221:15:012
159590200,0sleep00-21swapper/021:10:040
153832200,0sleep10-21swapper/120:55:041
151919200,0sleep10-21swapper/120:50:031
149747200,0sleep20-21swapper/220:45:032
149746200,0sleep10-21swapper/120:45:031
145901200,0sleep10-21swapper/120:35:021
141815200,0sleep20-21swapper/220:25:032
136055200,0sleep20-21swapper/220:10:012
128129200,0sleep10-21swapper/119:50:041
124307200,0sleep10-21swapper/119:40:021
122374200,0sleep10-21swapper/119:35:031
120460200,0sleep10-21swapper/119:30:021
118547200,0sleep20-21swapper/219:25:022
118546200,0sleep10-21swapper/119:25:021
116372200,0sleep20-21swapper/219:20:032
112051200,0sleep20-21swapper/219:10:032
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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