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2026-05-17 - 18:56
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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 376 highest latencies:
System rack3slot0.osadl.org (updated Sun May 17, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1834997839,0cyclictest0-21swapper/612:04:106
66992770,1sleep76668-21sshd10:52:497
153182750,2sleep1178799cyclictest11:27:031
308382730,0sleep6631rcuc/610:37:186
264782730,0sleep50-21swapper/509:16:205
161712720,1sleep09-21ksoftirqd/012:12:430
235232700,0sleep00-21swapper/010:31:190
1779996121,39cyclictest32379-21systemd12:04:100
98782570,1sleep79873-21sshd10:56:417
1820995755,1cyclictest15-21kswork12:04:105
140625038,8sleep70-21swapper/707:05:547
308942490,0sleep10-21swapper/112:28:301
97732480,1sleep09765-21sshd11:11:400
97732480,1sleep09765-21sshd11:11:400
153724825,9sleep40-21swapper/407:07:444
140892480,0sleep40-21swapper/412:14:234
136092480,0sleep7711rcuc/712:12:347
3156524736,8sleep20-21swapper/207:04:052
133624736,8sleep50-21swapper/507:04:565
12702470,0sleep00-21swapper/009:31:440
307732460,0sleep70-21swapper/711:46:557
24342460,0sleep20-21swapper/210:09:192
230052460,0sleep60-21swapper/612:16:496
209682460,0sleep20-21swapper/211:14:142
182742450,2sleep518275-21latency_hist10:14:025
43922440,1sleep7185099cyclictest09:28:157
268472440,0sleep5758-21runrttasks12:09:285
192232440,1sleep019221-21bash11:25:170
179599440,44cyclictest2253-21kworker/2:412:04:102
152442440,1sleep715227-21cp11:29:017
140832440,0sleep00-21swapper/011:47:520
138424432,9sleep30-21swapper/307:05:343
55752430,1sleep1721-21dbus-daemon10:09:261
47462430,2sleep6183499cyclictest10:48:556
286142430,0sleep00-21swapper/010:39:040
171292430,0sleep60-21swapper/608:29:206
1787994214,27cyclictest0-21swapper/112:04:101
162502420,0sleep00-21swapper/011:23:170
159124230,9sleep10-21swapper/107:08:211
122302420,0sleep70-21swapper/709:47:217
70322410,0sleep30-21swapper/310:43:243
66552410,0sleep00-21swapper/012:36:380
3244924123,4sleep00-21swapper/007:04:190
29202410,0sleep60-21swapper/612:30:356
124342410,0sleep10-21swapper/111:21:101
288492400,0sleep10-21swapper/109:52:041
318252390,0sleep50-21swapper/510:31:485
3156923926,9sleep60-21swapper/607:04:096
198592390,0sleep40-21swapper/409:14:104
43162380,0sleep30-21swapper/309:35:403
32872380,0sleep40-21swapper/409:13:144
22112380,0sleep00-21swapper/011:56:330
120222380,0sleep40-21swapper/409:51:034
189992370,0sleep10-21swapper/111:12:131
189992370,0sleep10-21swapper/111:12:131
1812993736,1cyclictest348-21kworker/4:212:04:104
135902360,0sleep70-21swapper/711:49:357
171172310,0sleep00-21swapper/011:32:540
159252310,2sleep2179599cyclictest10:17:362
159252310,2sleep2179599cyclictest10:17:362
1812992410,3cyclictest49-21ksoftirqd/411:28:414
181299239,4cyclictest49-21ksoftirqd/412:19:514
181299228,3cyclictest49-21ksoftirqd/411:18:294
1812992210,1cyclictest49-21ksoftirqd/409:54:304
181299216,1cyclictest49-21ksoftirqd/412:37:474
181299216,1cyclictest49-21ksoftirqd/411:08:524
181299214,1cyclictest49-21ksoftirqd/410:09:104
1812992115,3cyclictest49-21ksoftirqd/411:01:594
1812992114,4cyclictest49-21ksoftirqd/410:14:064
1812992114,4cyclictest49-21ksoftirqd/410:14:064
285422200,1sleep728539-21bash11:07:067
181299208,1cyclictest49-21ksoftirqd/409:42:174
181299204,2cyclictest49-21ksoftirqd/411:46:134
181299203,1cyclictest49-21ksoftirqd/409:20:174
1812992014,4cyclictest49-21ksoftirqd/410:37:174
1795992016,1cyclictest33-21ksoftirqd/211:56:212
122792200,1sleep75245-21kworker/u16:010:11:487
181299197,1cyclictest49-21ksoftirqd/410:54:114
181299195,3cyclictest49-21ksoftirqd/411:41:214
181299193,1cyclictest49-21ksoftirqd/409:30:514
181299193,1cyclictest131rcu_sched10:41:314
181299192,1cyclictest49-21ksoftirqd/409:36:164
1812991913,4cyclictest49-21ksoftirqd/410:47:364
137342190,1sleep413713-21sshd11:32:424
1850991817,1cyclictest32505-21sshd12:04:107
1820991816,1cyclictest57-21ksoftirqd/511:56:135
1820991812,5cyclictest57-21ksoftirqd/512:03:295
1820991811,6cyclictest57-21ksoftirqd/512:21:095
181299189,3cyclictest49-21ksoftirqd/410:03:064
181299188,4cyclictest49-21ksoftirqd/410:23:214
181299186,1cyclictest49-21ksoftirqd/410:07:484
181299185,2cyclictest49-21ksoftirqd/411:10:204
181299185,2cyclictest49-21ksoftirqd/411:10:204
181299184,2cyclictest49-21ksoftirqd/412:25:004
181299184,1cyclictest49-21ksoftirqd/410:51:304
181299182,1cyclictest49-21ksoftirqd/412:03:514
1812991814,1cyclictest49-21ksoftirqd/411:51:214
181299181,3cyclictest49-21ksoftirqd/410:30:234
181299180,1cyclictest49-21ksoftirqd/412:12:264
181299180,1cyclictest464-21systemd-journal11:57:184
63352170,1sleep3391rcuc/312:08:213
239132170,0sleep00-21swapper/011:52:090
1820991711,3cyclictest57-21ksoftirqd/510:00:115
181299175,2cyclictest49-21ksoftirqd/412:31:184
181299174,4cyclictest49-21ksoftirqd/410:25:524
1812991715,1cyclictest49-21ksoftirqd/411:35:324
177999177,4cyclictest0-21swapper/012:17:310
177999170,16cyclictest27071-21sshd11:07:010
117712170,0sleep20-21swapper/210:54:522
112582170,1sleep0101ktimersoftd/009:15:260
284402160,2sleep3180099cyclictest10:59:333
263812160,1sleep7758-21runrttasks12:26:197
24522160,0sleep30-21swapper/311:18:483
1820991614,1cyclictest57-21ksoftirqd/509:31:485
1820991614,1cyclictest57-21ksoftirqd/509:25:085
1820991613,1cyclictest13200-21sshd10:45:335
182099160,15cyclictest0-21swapper/512:17:155
181299165,3cyclictest49-21ksoftirqd/409:27:324
181299164,1cyclictest49-21ksoftirqd/409:44:104
1812991614,1cyclictest49-21ksoftirqd/411:19:194
1795991614,1cyclictest33-21ksoftirqd/212:38:162
179599160,15cyclictest18518-21kworker/2:111:29:072
1779991610,5cyclictest19153-21sshd09:47:470
177999161,6cyclictest1-21systemd12:33:590
47592150,11sleep685150irq/25-em1-rx-010:13:156
283272150,1sleep628326-21bash10:07:066
228902150,0sleep30-21swapper/309:46:053
204972150,0sleep50-21swapper/509:19:405
1820991514,1cyclictest57-21ksoftirqd/511:17:245
1820991513,1cyclictest57-21ksoftirqd/511:10:085
1820991513,1cyclictest57-21ksoftirqd/511:10:085
1820991513,1cyclictest57-21ksoftirqd/509:58:495
1820991513,1cyclictest57-21ksoftirqd/509:11:395
1820991512,2cyclictest57-21ksoftirqd/511:04:205
1820991510,4cyclictest57-21ksoftirqd/511:39:535
1820991510,2cyclictest57-21ksoftirqd/509:34:505
182099150,14cyclictest12318-21kworker/5:110:57:305
1795991514,1cyclictest33-21ksoftirqd/209:37:442
1795991513,1cyclictest33-21ksoftirqd/210:24:492
1795991512,2cyclictest33-21ksoftirqd/211:38:102
1795991511,2cyclictest33-21ksoftirqd/212:20:422
177999157,1cyclictest7043-21sshd09:09:060
10102150,1sleep7721-21dbus-daemon10:39:197
91902140,0sleep20-21swapper/209:50:532
65912140,2sleep0177999cyclictest11:00:110
43652140,1sleep21-21systemd11:09:262
43652140,1sleep21-21systemd11:09:262
325682140,1sleep032566-21bash11:41:190
298382140,0sleep70-21swapper/710:33:347
263952140,1sleep0101ktimersoftd/009:51:550
1850991412,1cyclictest73-21ksoftirqd/709:10:327
182099148,1cyclictest57-21ksoftirqd/511:50:375
1820991413,1cyclictest57-21ksoftirqd/510:49:145
1820991412,1cyclictest57-21ksoftirqd/512:34:205
1820991412,1cyclictest57-21ksoftirqd/511:46:535
1820991412,1cyclictest57-21ksoftirqd/510:59:135
1820991412,1cyclictest57-21ksoftirqd/510:22:165
1820991412,1cyclictest57-21ksoftirqd/510:15:075
1820991412,1cyclictest57-21ksoftirqd/510:15:075
1820991412,1cyclictest57-21ksoftirqd/509:49:445
1820991411,3cyclictest57-21ksoftirqd/509:45:235
1820991411,2cyclictest6404-21sshd11:34:095
1820991410,3cyclictest57-21ksoftirqd/511:24:435
182099140,2cyclictest18624-21bash09:40:145
182099140,13cyclictest21410-21kworker/5:311:29:405
182099140,12cyclictest29950-21sshd12:24:375
179599149,3cyclictest33-21ksoftirqd/210:31:462
1795991412,1cyclictest33-21ksoftirqd/210:49:122
1795991411,2cyclictest33-21ksoftirqd/210:43:112
1795991410,4cyclictest33-21ksoftirqd/210:01:182
1795991410,3cyclictest33-21ksoftirqd/211:22:142
1795991410,3cyclictest33-21ksoftirqd/211:06:522
177999149,0cyclictest5590-21sshd10:45:060
177999148,1cyclictest28530-21cp09:20:080
142932140,0sleep20-21swapper/209:13:522
218752130,0sleep30-21swapper/312:18:393
185099133,5cyclictest25910-21bash09:35:017
183499139,3cyclictest65-21ksoftirqd/611:55:446
1834991310,2cyclictest1340-21df09:54:146
182099139,3cyclictest57-21ksoftirqd/510:25:065
182099139,1cyclictest57-21ksoftirqd/510:34:455
182099138,5cyclictest4519-21kworker/u16:412:30:195
1820991311,1cyclictest57-21ksoftirqd/511:20:265
1820991311,1cyclictest57-21ksoftirqd/510:41:165
1820991311,1cyclictest57-21ksoftirqd/510:04:235
1812991311,2cyclictest49-21ksoftirqd/408:49:144
179599139,4cyclictest33-21ksoftirqd/209:29:172
179599138,5cyclictest33-21ksoftirqd/209:45:192
1795991312,1cyclictest33-21ksoftirqd/212:27:042
1795991312,1cyclictest33-21ksoftirqd/212:10:222
1795991312,1cyclictest33-21ksoftirqd/209:14:292
1795991311,1cyclictest33-21ksoftirqd/211:39:512
1795991311,1cyclictest33-21ksoftirqd/211:25:142
1795991311,1cyclictest33-21ksoftirqd/211:03:032
1795991311,1cyclictest33-21ksoftirqd/210:38:262
1795991311,1cyclictest33-21ksoftirqd/209:25:432
1795991310,2cyclictest33-21ksoftirqd/212:00:232
179599131,1cyclictest0-21swapper/211:44:162
178799130,13cyclictest23632-21kworker/1:409:32:111
178799130,12cyclictest6650-21kworker/1:110:24:091
177999136,2cyclictest8767-21grepconf.sh12:19:390
177999135,2cyclictest9240-21sshd10:34:130
1779991310,1cyclictest9-21ksoftirqd/010:55:000
177999130,9cyclictest0-21swapper/010:05:420
185099122,4cyclictest756-21sshd09:57:097
185099122,4cyclictest730-21NetworkManager10:03:127
185099122,4cyclictest721-21dbus-daemon09:40:267
183499129,2cyclictest65-21ksoftirqd/611:51:336
183499128,1cyclictest65-21ksoftirqd/611:06:436
183499123,4cyclictest14146-21bash10:43:516
1834991210,1cyclictest65-21ksoftirqd/610:17:586
1834991210,1cyclictest65-21ksoftirqd/610:17:586
183499120,2cyclictest13337-21systemd12:35:016
183499120,12cyclictest0-21swapper/612:27:096
180099122,4cyclictest31873-21sshd09:57:593
180099122,4cyclictest29348-21sshd11:05:153
180099122,4cyclictest1-21systemd11:37:103
180099120,11cyclictest13709-21kworker/3:509:40:553
179599129,3cyclictest33-21ksoftirqd/209:19:042
179599124,5cyclictest13550irq/24-ahci[00012:15:092
1795991211,1cyclictest33-21ksoftirqd/211:53:262
1795991210,1cyclictest33-21ksoftirqd/212:29:522
1795991210,1cyclictest33-21ksoftirqd/210:04:142
1795991210,1cyclictest33-21ksoftirqd/209:55:422
179599120,11cyclictest0-21swapper/209:42:152
178799129,2cyclictest721-21dbus-daemon10:07:221
1787991211,1cyclictest25-21ksoftirqd/111:33:361
1787991211,1cyclictest25-21ksoftirqd/109:37:351
1787991210,1cyclictest25-21ksoftirqd/112:30:361
178799120,11cyclictest1-21systemd12:23:531
178799120,11cyclictest0-21swapper/109:17:571
177999127,5cyclictest0-21swapper/012:26:510
177999122,4cyclictest25012-21users09:59:250
177999120,9cyclictest0-21swapper/010:26:400
132942120,0sleep60-21swapper/611:42:056
106572120,0sleep10-21swapper/110:38:011
1850991110,1cyclictest0-21swapper/711:31:567
185099111,5cyclictest17829-21grepconf.sh11:34:437
185099111,4cyclictest721-21dbus-daemon09:30:227
185099111,4cyclictest1-21systemd10:35:377
185099110,11cyclictest8082-21kworker/7:011:10:087
185099110,11cyclictest8082-21kworker/7:011:10:087
185099110,11cyclictest27436-21kworker/7:309:52:277
185099110,11cyclictest2658-21kworker/7:411:02:327
185099110,11cyclictest21332-21kworker/7:012:20:057
185099110,11cyclictest11998-21kworker/7:111:58:137
185099110,1cyclictest0-21swapper/710:08:517
183499119,1cyclictest65-21ksoftirqd/611:29:026
183499119,1cyclictest65-21ksoftirqd/611:20:156
183499119,1cyclictest65-21ksoftirqd/611:00:166
183499119,1cyclictest65-21ksoftirqd/610:20:486
183499119,1cyclictest65-21ksoftirqd/609:48:036
183499118,1cyclictest65-21ksoftirqd/609:34:406
183499113,5cyclictest28415-21sshd11:44:456
183499112,5cyclictest9695-21sshd10:32:246
183499111,4cyclictest20816-21sshd09:32:546
183499110,1cyclictest15283-21sshd10:55:046
180099119,2cyclictest2684-21bash11:09:223
180099119,2cyclictest2684-21bash11:09:223
180099119,1cyclictest0-21swapper/310:01:153
180099112,4cyclictest0-21swapper/310:15:393
180099112,4cyclictest0-21swapper/310:15:393
1800991110,1cyclictest41-21ksoftirqd/311:24:193
1800991110,1cyclictest41-21ksoftirqd/309:30:443
1800991110,1cyclictest19504-21sshd11:29:133
1800991110,1cyclictest0-21swapper/310:30:063
180099111,5cyclictest3437-21cp10:52:373
180099111,4cyclictest26589-21sshd12:09:263
180099111,4cyclictest24876-21sshd11:50:163
180099111,4cyclictest12595-21sshd10:45:313
180099111,4cyclictest11355-21sshd12:23:403
180099111,4cyclictest0-21swapper/311:57:163
180099110,11cyclictest7584-21kworker/3:211:19:133
180099110,11cyclictest6359-21kworker/3:309:15:013
180099110,11cyclictest15208-21kworker/3:412:24:283
180099110,11cyclictest11448-21kworker/3:409:25:403
180099110,10cyclictest13648-21kworker/3:311:46:063
180099110,1cyclictest0-21swapper/311:41:123
179599117,2cyclictest33-21ksoftirqd/210:19:572
1795991110,1cyclictest33-21ksoftirqd/210:44:142
178799119,1cyclictest25-21ksoftirqd/111:54:301
178799119,1cyclictest25-21ksoftirqd/109:40:121
178799119,1cyclictest25-21ksoftirqd/109:28:471
178799112,6cyclictest5825-21bash12:12:061
178799111,4cyclictest13656-21sshd09:09:241
178799110,1cyclictest316-21bash10:22:201
178799110,1cyclictest0-21swapper/111:34:331
177999114,4cyclictest0-21swapper/008:14:020
177999111,4cyclictest13220-21sshd09:54:500
177999110,5cyclictest859-21gdbus09:36:480
177999110,11cyclictest3188-21kworker/0:509:40:580
177999110,11cyclictest19965-21kworker/0:511:38:570
177999110,11cyclictest17890-21kworker/0:410:19:380
177999110,11cyclictest16223-21kworker/0:311:59:490
185099109,1cyclictest73-21ksoftirqd/712:30:047
185099109,1cyclictest0-21swapper/710:45:167
185099108,1cyclictest26515-21sshd09:16:207
185099103,6cyclictest27512-21sshd09:23:537
1850991010,0cyclictest0-21swapper/711:19:377
185099101,4cyclictest13280-21sshd12:14:227
185099101,4cyclictest0-21swapper/712:01:427
185099100,4cyclictest25777-21bash12:37:547
185099100,4cyclictest21919-21sshd11:42:367
185099100,4cyclictest12198-21sshd10:21:087
185099100,10cyclictest22247-21kworker/7:410:27:067
183499109,1cyclictest65-21ksoftirqd/611:11:286
183499109,1cyclictest65-21ksoftirqd/611:11:286
183499109,1cyclictest65-21ksoftirqd/609:26:166
183499108,1cyclictest65-21ksoftirqd/609:20:016
183499107,2cyclictest1225-21systemd12:00:206
183499106,3cyclictest65-21ksoftirqd/609:12:446
183499104,5cyclictest730-21NetworkManager10:24:266
183499104,3cyclictest27300-21systemd-cgroups10:01:276
183499104,1cyclictest10151-21sshd10:49:126
183499102,6cyclictest31934-21bash09:16:386
183499100,9cyclictest13669-21kworker/6:212:13:406
183499100,5cyclictest709-21systemd-logind09:51:046
182099104,5cyclictest752-21snmpd09:00:155
181299109,1cyclictest49-21ksoftirqd/408:04:174
181299109,1cyclictest49-21ksoftirqd/407:29:224
181299109,1cyclictest49-21ksoftirqd/407:24:024
181299108,1cyclictest49-21ksoftirqd/408:44:024
181299108,1cyclictest49-21ksoftirqd/407:54:024
180099109,1cyclictest41-21ksoftirqd/311:59:513
180099103,6cyclictest21968-21sshd10:23:363
180099103,1cyclictest7102-21sshd10:54:353
180099102,2cyclictest30013-21systemd10:10:543
180099102,2cyclictest11792-21grep09:13:433
180099100,4cyclictest6554-21sshd09:50:433
180099100,4cyclictest5640-21sshd10:26:313
180099100,4cyclictest18258-21systemd-cgroups09:19:323
180099100,4cyclictest11953-21sshd12:34:573
180099100,10cyclictest25776-21sshd12:31:583
180099100,10cyclictest25692-21kworker/3:210:04:593
180099100,10cyclictest0-21swapper/308:14:033
178799109,1cyclictest25-21ksoftirqd/110:33:421
178799108,1cyclictest25-21ksoftirqd/111:59:041
178799108,1cyclictest25-21ksoftirqd/111:01:471
178799108,1cyclictest25-21ksoftirqd/110:49:251
178799108,1cyclictest25-21ksoftirqd/109:20:521
178799107,3cyclictest25-21ksoftirqd/110:41:091
178799107,1cyclictest25-21ksoftirqd/111:08:341
178799105,2cyclictest0-21swapper/109:44:091
178799103,4cyclictest19916-21bash10:02:571
178799103,4cyclictest1551-21sshd11:47:061
178799100,9cyclictest13211-21kworker/1:211:43:561
178799100,10cyclictest663-21in:imjournal11:14:411
178799100,10cyclictest20727-21kworker/1:510:44:451
178799100,10cyclictest0-21swapper/111:49:311
178799100,10cyclictest0-21swapper/107:24:021
177999100,4cyclictest721-21dbus-daemon10:14:350
177999100,4cyclictest721-21dbus-daemon10:14:350
177999100,4cyclictest721-21dbus-daemon09:24:230
177999100,4cyclictest6901-21systemd10:09:300
177999100,4cyclictest0-21swapper/010:50:570
13482100,1sleep11349-21grepconf.sh12:38:231
18509998,1cyclictest73-21ksoftirqd/711:15:427
18509992,1cyclictest20208-21sshd10:14:087
18509992,1cyclictest20208-21sshd10:14:087
18349999,0cyclictest0-21swapper/612:19:256
18349997,1cyclictest65-21ksoftirqd/611:14:126
18349996,2cyclictest25944-21grep11:33:256
18349993,5cyclictest20421-21bash11:34:526
18349993,3cyclictest30794-21sshd09:39:106
18129998,1cyclictest49-21ksoftirqd/407:39:174
18129998,1cyclictest49-21ksoftirqd/407:34:194
18129997,1cyclictest49-21ksoftirqd/408:14:144
18129997,1cyclictest49-21ksoftirqd/407:49:024
18129997,1cyclictest49-21ksoftirqd/407:29:024
18009999,0cyclictest0-21swapper/307:34:193
18009998,1cyclictest41-21ksoftirqd/310:36:423
17879998,1cyclictest25-21ksoftirqd/109:56:051
17879997,1cyclictest25-21ksoftirqd/112:15:211
17879997,1cyclictest25-21ksoftirqd/110:14:451
17879997,1cyclictest25-21ksoftirqd/110:14:451
17879992,3cyclictest11602-21grep10:54:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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