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2026-08-13 - 00:40
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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 792 highest latencies:
System rackaslot0.osadl.org (updated Wed Aug 12, 2026 12:44:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1230621110,1sleep312307-21sshd09:36:223
4302960,1sleep1383-21sshd09:29:431
12742890,0sleep11270-21sshd12:29:071
290642870,1sleep09868-21cyclictest11:43:110
85152810,0sleep00-21swapper/007:05:190
67182620,0sleep10-21swapper/110:15:471
177432620,1sleep12568-21diskmemload10:59:331
137882610,0sleep10-21swapper/110:27:531
137882610,0sleep10-21swapper/110:27:531
40152590,1sleep20-21swapper/210:07:022
170582590,1sleep317059-21bash10:56:343
292312580,1sleep30-21swapper/312:34:253
77092560,1sleep30-21swapper/311:24:183
25812560,1sleep22582-21sshd12:15:022
17762550,1sleep10-21swapper/111:32:141
133082550,0sleep30-21swapper/309:19:283
19962540,0sleep20-21swapper/212:03:362
186142540,1sleep10-21swapper/109:22:421
198322520,0sleep02568-21diskmemload10:54:030
936025128,19sleep10-21swapper/107:06:531
933225130,18sleep20-21swapper/207:06:332
312112510,1sleep11866-21runrttasks11:54:501
263112510,1sleep026315-21bash12:05:380
131072510,0sleep28-21rcu_preempt09:45:062
267442500,0sleep10-21swapper/110:43:151
94432490,1sleep39433-21sshd09:56:053
929824926,19sleep30-21swapper/307:06:073
83502480,1sleep28332-21sshd09:33:132
57282480,0sleep35710-21sshd10:30:023
57282480,0sleep35710-21sshd10:30:023
235612480,0sleep20-21swapper/211:11:242
217142460,0sleep021690-21sshd12:28:020
169202450,0sleep20-21swapper/210:39:342
29302380,0sleep32927-21cp10:46:493
131712380,0sleep30-21swapper/310:36:193
216402370,1sleep11866-21runrttasks07:30:231
107172240,0sleep010716-21sshd11:13:090
987499220,21cyclictest0-21swapper/209:41:472
9873992221,1cyclictest7819-21sshd09:53:091
9872992120,1cyclictest26472-21sshd11:23:040
9874992018,1cyclictest0-21swapper/210:03:242
9873992019,1cyclictest7980-21sshd11:58:261
9872992013,3cyclictest1194-21sshd10:58:030
9875991917,1cyclictest31643-21sshd09:49:363
987299199,7cyclictest0-21swapper/012:02:010
987299194,15cyclictest1412-21kworker/0:208:10:170
987299192,16cyclictest32307-21kworker/0:312:20:190
9872991917,1cyclictest7964-21sshd11:18:370
325682190,0sleep01866-21runrttasks09:26:450
256642190,0sleep30-21swapper/310:43:083
9873991816,1cyclictest28334-21sshd12:00:151
987299184,14cyclictest13563-21kworker/0:008:25:190
987299174,12cyclictest8596-21kworker/0:011:34:350
987299172,12cyclictest32453-21kworker/0:309:50:440
987299170,14cyclictest13127-21sshd11:55:580
34682170,0sleep30-21swapper/311:55:123
161352170,0sleep00-21swapper/010:25:140
161352170,0sleep00-21swapper/010:25:140
9874991616,0cyclictest5136-21sshd12:29:272
987399169,4cyclictest126750irq/25-eth011:45:241
987399161,14cyclictest0-21swapper/112:30:361
987299169,6cyclictest24850-21bash10:08:550
987299169,4cyclictest0-21swapper/011:05:140
987299166,1cyclictest0-21swapper/009:36:570
987299163,12cyclictest15348-21kworker/0:210:14:450
987299163,12cyclictest14268-21kworker/0:310:43:310
987299163,10cyclictest4492-21kworker/0:112:30:230
9872991612,4cyclictest9719-21kworker/0:111:03:380
987299161,15cyclictest17444-21kworker/0:207:50:170
987299161,14cyclictest32453-21kworker/0:309:42:080
987299161,14cyclictest22800-21kworker/0:109:19:060
987299161,14cyclictest11723-21kworker/0:111:47:410
987299160,1cyclictest13739-21sshd10:19:210
84792160,0sleep28470-21sshd12:09:532
5582160,0sleep28-21rcu_preempt11:40:362
44662160,1sleep20-21swapper/211:01:112
266672160,1sleep30-21swapper/310:14:483
9875991511,1cyclictest0-21swapper/312:17:043
987599150,14cyclictest30904-21bash12:20:173
987499150,14cyclictest8043-21bash11:55:302
987499150,14cyclictest11256-21sshd12:38:302
987399150,14cyclictest0-21swapper/110:12:141
987299158,6cyclictest0-21swapper/011:25:470
987299158,6cyclictest0-21swapper/009:10:540
987299154,10cyclictest15348-21kworker/0:210:03:290
987299153,11cyclictest18551-21kworker/0:012:35:170
987299153,11cyclictest13563-21kworker/0:008:32:520
987299152,12cyclictest15348-21kworker/0:209:55:490
987299152,12cyclictest15348-21kworker/0:209:48:180
987299151,5cyclictest0-21swapper/012:18:370
9872991512,2cyclictest0-21swapper/012:13:390
987299150,1cyclictest5860-21sshd10:21:260
987299150,1cyclictest15054-21bash10:33:420
987299150,1cyclictest15054-21bash10:33:420
987299150,14cyclictest0-21swapper/011:36:340
987299150,14cyclictest0-21swapper/009:33:300
39052150,0sleep10-21swapper/111:26:451
9875991413,1cyclictest0-21swapper/312:04:023
987599140,4cyclictest0-21swapper/310:07:093
987599140,13cyclictest15495-21sshd11:36:143
987599140,13cyclictest11824-21sshd11:01:493
987599140,13cyclictest0-21swapper/310:28:133
987599140,13cyclictest0-21swapper/310:28:133
987599140,10cyclictest0-21swapper/311:14:003
9874991413,1cyclictest0-21swapper/207:55:152
987499140,13cyclictest21478-21sshd10:34:182
987499140,13cyclictest21478-21sshd10:34:172
987499140,13cyclictest0-21swapper/209:10:052
987399149,4cyclictest0-21swapper/110:08:301
987399149,1cyclictest9406-21sshd09:19:061
987399141,2cyclictest0-21swapper/109:55:351
987399140,13cyclictest0-21swapper/112:07:121
987399140,13cyclictest0-21swapper/111:38:571
987399140,13cyclictest0-21swapper/109:12:331
987399140,11cyclictest0-21swapper/109:44:081
987299148,5cyclictest0-21swapper/011:51:390
9872991413,1cyclictest0-21swapper/010:37:170
9872991412,1cyclictest28928-21unixbench_singl07:45:240
987299140,9cyclictest7836-21sshd09:21:430
987299140,3cyclictest7289-21sshd10:47:120
80322140,1sleep18029-21sshd12:21:051
114992140,0sleep30-21swapper/310:53:173
103962140,0sleep20-21swapper/212:21:192
9875991311,1cyclictest0-21swapper/311:17:433
987599130,2cyclictest21267-21cp11:05:263
987599130,2cyclictest0-21swapper/310:04:053
987599130,12cyclictest3328-21bash12:06:303
987599130,12cyclictest31510-21sshd11:46:113
987599130,12cyclictest29699-21sshd10:20:383
987599130,12cyclictest13945-21sshd12:10:173
987599130,12cyclictest11792-21sshd11:30:163
987599130,12cyclictest0-21swapper/311:54:493
987599130,12cyclictest0-21swapper/310:16:523
987599130,12cyclictest0-21swapper/309:20:113
987599130,10cyclictest19761-21id12:25:033
987499138,4cyclictest0-21swapper/209:53:082
987499137,4cyclictest0-21swapper/211:45:402
987499130,13cyclictest0-21swapper/211:24:262
987499130,13cyclictest0-21swapper/210:45:142
987499130,12cyclictest9457-21sshd10:13:152
987499130,12cyclictest8526-21bash11:52:472
987499130,12cyclictest3955-21bash10:21:152
987499130,12cyclictest27981-21sshd12:31:232
987499130,12cyclictest1619-21nfsd11:05:282
987499130,12cyclictest0-21swapper/211:32:292
987499130,12cyclictest0-21swapper/210:55:242
987499130,12cyclictest0-21swapper/210:44:412
987499130,12cyclictest0-21swapper/210:17:402
987499130,12cyclictest0-21swapper/209:16:242
987399139,1cyclictest0-21swapper/111:16:561
987399139,1cyclictest0-21swapper/111:10:511
987399138,4cyclictest13385-21sshd09:30:441
987399131,1cyclictest18132-21sshd10:50:591
9873991310,2cyclictest12448-21sshd12:35:411
987399130,2cyclictest0-21swapper/112:11:121
987399130,2cyclictest0-21swapper/110:37:591
987399130,12cyclictest11360-21bash10:01:591
987399130,12cyclictest0-21swapper/112:16:091
987399130,12cyclictest0-21swapper/111:20:311
987399130,10cyclictest9019-21bash10:30:171
987399130,10cyclictest9019-21bash10:30:161
987299131,8cyclictest0-21swapper/008:05:120
220462130,0sleep30-21swapper/311:25:263
121802130,1sleep112181-21id09:45:011
121682130,0sleep30-21swapper/309:50:363
987599129,2cyclictest0-21swapper/309:31:573
987599129,2cyclictest0-21swapper/309:25:483
987599129,2cyclictest0-21swapper/309:00:103
987599129,2cyclictest0-21swapper/308:00:223
987599129,2cyclictest0-21swapper/307:25:133
987599128,3cyclictest21020-21atenall_rapower08:40:143
987599121,10cyclictest0-21swapper/307:50:143
987599120,1cyclictest19483-21sshd09:11:233
987599120,11cyclictest23952-21sshd09:40:163
987599120,11cyclictest11504-21sshd12:35:353
987599120,11cyclictest0-21swapper/311:40:573
987599120,11cyclictest0-21swapper/308:10:133
987499129,2cyclictest0-21swapper/208:50:142
987499129,2cyclictest0-21swapper/208:45:122
987499129,2cyclictest0-21swapper/208:10:132
987499129,2cyclictest0-21swapper/207:15:022
987499122,1cyclictest1887-21sshd09:21:122
987499121,2cyclictest0-21swapper/209:55:242
9874991211,1cyclictest29353-21idleruntime-cro07:50:002
9874991210,1cyclictest27259-21sshd12:14:212
9874991210,1cyclictest23836-21sshd11:25:372
987499120,4cyclictest0-21swapper/210:52:562
987499120,12cyclictest0-21swapper/211:16:582
987499120,11cyclictest26634-21bash09:29:092
987499120,11cyclictest0-21swapper/211:35:202
987499120,11cyclictest0-21swapper/208:20:172
987399129,2cyclictest0-21swapper/111:06:051
987399129,2cyclictest0-21swapper/110:20:161
987399129,2cyclictest0-21swapper/108:55:121
987399129,2cyclictest0-21swapper/108:20:161
987399128,2cyclictest1653-21sshd10:46:431
987399121,2cyclictest0-21swapper/108:35:141
987399121,10cyclictest32226-21sshd09:35:171
987399121,10cyclictest0-21swapper/111:01:131
987399120,1cyclictest25526-21sshd11:40:031
987399120,11cyclictest0-21swapper/107:15:191
987299129,2cyclictest0-21swapper/009:05:190
987299129,2cyclictest0-21swapper/009:00:100
987299129,2cyclictest0-21swapper/007:55:110
987299129,2cyclictest0-21swapper/007:30:210
987299124,7cyclictest22800-21kworker/0:108:56:380
987299123,8cyclictest22800-21kworker/0:108:54:560
987299121,2cyclictest0-21swapper/008:45:110
987299121,2cyclictest0-21swapper/008:15:120
987299121,2cyclictest0-21swapper/007:20:130
987299121,2cyclictest0-21swapper/007:15:010
987299121,10cyclictest31460-21kworker/0:108:00:250
987299121,10cyclictest0-21swapper/007:40:110
987299120,11cyclictest0-21swapper/008:20:170
213932120,0sleep20-21swapper/210:25:362
213932120,0sleep20-21swapper/210:25:362
987599119,2cyclictest0-21swapper/308:50:123
987599119,2cyclictest0-21swapper/308:25:213
987599119,1cyclictest0-21swapper/308:15:153
987599118,2cyclictest0-21swapper/308:30:153
987599118,2cyclictest0-21swapper/307:55:123
987599110,2cyclictest0-21swapper/308:55:233
987599110,2cyclictest0-21swapper/308:20:133
987599110,10cyclictest0-21swapper/308:35:113
987599110,10cyclictest0-21swapper/308:05:133
987599110,10cyclictest0-21swapper/307:45:133
987599110,10cyclictest0-21swapper/307:40:113
987599110,10cyclictest0-21swapper/307:20:123
987599110,10cyclictest0-21swapper/307:10:193
987499119,2cyclictest0-21swapper/208:35:132
987499119,1cyclictest0-21swapper/208:55:132
987499119,1cyclictest0-21swapper/208:15:152
987499118,2cyclictest0-21swapper/208:25:132
987499118,2cyclictest0-21swapper/207:50:122
987499118,2cyclictest0-21swapper/207:35:112
987499110,2cyclictest0-21swapper/207:40:132
987499110,10cyclictest18454-21grep07:25:162
987499110,10cyclictest0-21swapper/209:35:022
987499110,10cyclictest0-21swapper/208:40:152
987499110,10cyclictest0-21swapper/208:30:142
987499110,10cyclictest0-21swapper/207:20:152
987399119,1cyclictest3216-21ntp_states08:00:221
987399119,1cyclictest0-21swapper/107:50:121
987399118,2cyclictest0-21swapper/108:25:221
987399118,2cyclictest0-21swapper/108:10:151
9873991110,1cyclictest0-21swapper/109:00:471
9873991110,1cyclictest0-21swapper/107:49:051
987399110,2cyclictest0-21swapper/107:35:221
987399110,10cyclictest0-21swapper/108:15:131
987299119,1cyclictest0-21swapper/008:40:140
987299119,1cyclictest0-21swapper/007:25:150
987299117,3cyclictest0-21swapper/007:10:150
987299113,8cyclictest13563-21kworker/0:008:38:560
987299110,10cyclictest23740-21ntp_states07:35:190
987599100,9cyclictest0-21swapper/307:30:213
987599100,1cyclictest12273-21munin-node07:15:003
987499108,1cyclictest4315-21apache_processe08:05:122
987499108,1cyclictest30763-21expr09:00:122
987499108,1cyclictest0-21swapper/208:00:132
987499100,1cyclictest0-21swapper/209:05:122
987499100,10cyclictest0-21swapper/207:11:212
987399109,1cyclictest0-21swapper/108:42:321
987399108,1cyclictest25687-21apache_volume08:50:131
987399108,1cyclictest18059-21cstates07:25:141
987399100,9cyclictest32318-21df07:55:121
987399100,9cyclictest0-21swapper/108:45:141
987399100,9cyclictest0-21swapper/108:30:141
987399100,9cyclictest0-21swapper/107:20:141
987399100,1cyclictest4693-21df08:05:141
987399100,10cyclictest0-21swapper/107:40:181
98759998,1cyclictest0-21swapper/309:05:173
98759990,9cyclictest0-21swapper/308:45:123
98759990,9cyclictest0-21swapper/307:35:113
98749998,1cyclictest0-21swapper/207:30:192
98739997,1cyclictest9897-21apache_volume07:10:131
98739991,7cyclictest0-21swapper/109:05:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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