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2026-07-28 - 00:28
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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 Mon Jul 27, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
245742940,1sleep324566-21sshd12:17:043
60922780,1sleep76093-21sshd09:54:447
186222780,2sleep71982999cyclictest11:29:267
252942720,1sleep725292-21sshd11:24:227
270742580,0sleep527058-21sshd12:35:325
1940925226,9sleep40-21swapper/407:03:534
291472510,1sleep229145-21sshd11:08:152
82812500,0sleep00-21swapper/010:07:260
239292500,2sleep21978699cyclictest11:04:232
291942490,0sleep50-21swapper/509:41:365
260692490,1sleep726009-21sshd09:34:097
1944624925,9sleep10-21swapper/107:04:221
122392490,1sleep5721-21dbus-daemon11:38:055
56282480,2sleep71982999cyclictest09:38:267
56282480,2sleep71982999cyclictest09:38:267
1932124825,8sleep20-21swapper/207:02:392
132802470,0sleep30-21swapper/311:32:433
127972470,0sleep40-21swapper/410:49:194
52582460,0sleep30-21swapper/311:45:003
188942460,2sleep61982199cyclictest11:34:546
166202460,1sleep6641ktimersoftd/609:37:136
166202460,1sleep6641ktimersoftd/609:37:136
122702460,0sleep20-21swapper/209:13:302
275912450,0sleep527587-21sshd10:01:225
316112440,0sleep40-21swapper/409:59:454
295632440,1sleep129565-21sshd10:42:591
188662440,0sleep70-21swapper/710:53:147
60812430,0sleep60-21swapper/609:42:016
247122430,1sleep51980999cyclictest11:24:205
16742430,0sleep5561ktimersoftd/509:47:135
78432420,0sleep60-21swapper/612:10:426
260652420,0sleep10-21swapper/111:28:001
254532420,0sleep10-21swapper/111:15:191
1944524230,8sleep00-21swapper/007:04:210
110972420,0sleep211095-21sshd09:18:512
1932624128,9sleep70-21swapper/707:02:447
1713324129,9sleep30-21swapper/307:01:353
88142400,0sleep70-21swapper/709:27:457
34622400,0sleep00-21swapper/012:06:440
315772400,0sleep10-21swapper/111:10:141
282742400,1sleep11-21systemd12:31:521
269102400,0sleep40-21swapper/411:20:504
261202400,0sleep726121-21sshd09:50:277
1928024028,8sleep60-21swapper/607:02:036
1932423926,9sleep50-21swapper/507:02:425
248752380,0sleep20-21swapper/211:35:142
62102370,0sleep70-21swapper/711:14:137
116882370,0sleep00-21swapper/010:13:030
275402360,0sleep627539-21grepconf.sh10:50:096
139122360,0sleep50-21swapper/512:14:425
50172340,2sleep01977199cyclictest11:05:090
220872250,0sleep70-21swapper/710:58:517
70582180,1sleep224813-21kworker/2:412:21:352
28422170,1sleep125-21ksoftirqd/110:46:521
1982199170,11cyclictest721-21dbus-daemon10:21:436
156662170,0sleep40-21swapper/412:18:254
151972170,1sleep015182-21bash10:40:260
306082160,1sleep5758-21runrttasks10:57:295
286812160,0sleep70-21swapper/710:24:557
230362160,0sleep40-21swapper/407:11:374
1982199160,15cyclictest0-21swapper/610:11:486
1980999163,9cyclictest15361-21rm10:02:245
19809991613,2cyclictest57-21ksoftirqd/510:47:425
19801991614,1cyclictest49-21ksoftirqd/409:48:174
1980199160,16cyclictest15250-21kworker/4:509:19:224
19771991610,2cyclictest6576-21sshd10:25:310
50962150,0sleep00-21swapper/010:36:170
36112150,0sleep20-21swapper/210:16:172
324952150,0sleep30-21swapper/310:08:493
224272150,0sleep50-21swapper/511:04:185
1982199154,2cyclictest27272-21grep10:57:176
1982199153,2cyclictest857-21polkitd12:33:006
1980999155,9cyclictest29586-21rm12:00:595
19801991514,1cyclictest49-21ksoftirqd/410:45:214
19801991513,1cyclictest49-21ksoftirqd/411:41:584
19801991513,1cyclictest49-21ksoftirqd/410:58:544
19801991513,1cyclictest49-21ksoftirqd/410:28:414
19801991513,1cyclictest49-21ksoftirqd/410:11:364
19801991513,1cyclictest49-21ksoftirqd/409:30:324
19801991511,1cyclictest49-21ksoftirqd/410:09:274
119512150,2sleep21978699cyclictest11:21:452
105172150,0sleep30-21swapper/311:05:283
320822140,1sleep631940-21sshd12:30:206
299242140,0sleep50-21swapper/510:53:525
1982199145,8cyclictest15452-21sshd11:21:556
1982199144,2cyclictest17201-21bash11:14:516
1982199143,2cyclictest721-21dbus-daemon09:18:116
19801991413,1cyclictest49-21ksoftirqd/412:05:404
19801991413,1cyclictest49-21ksoftirqd/410:05:264
19801991413,1cyclictest49-21ksoftirqd/409:35:024
19801991412,1cyclictest49-21ksoftirqd/412:30:494
19801991412,1cyclictest49-21ksoftirqd/411:55:234
19801991412,1cyclictest49-21ksoftirqd/411:32:124
19801991412,1cyclictest49-21ksoftirqd/411:28:444
19801991412,1cyclictest49-21ksoftirqd/411:08:004
19801991412,1cyclictest49-21ksoftirqd/410:37:154
19801991412,1cyclictest49-21ksoftirqd/409:24:494
19801991410,1cyclictest49-21ksoftirqd/410:32:374
19801991410,1cyclictest49-21ksoftirqd/409:44:024
19794991412,2cyclictest11081-21sshd11:12:383
1977899140,14cyclictest26740-21kworker/1:212:09:531
304922130,0sleep00-21swapper/009:59:410
217012130,0sleep00-21swapper/010:17:110
1982999131,5cyclictest29091-21sshd10:50:157
1982999130,2cyclictest17358-21systemd11:34:497
1982199135,2cyclictest31534-21grep09:08:586
1982199134,3cyclictest14513-21grepconf.sh12:18:216
1982199134,2cyclictest9964-21grep10:40:086
1982199134,2cyclictest857-21polkitd11:54:206
1982199134,2cyclictest721-21dbus-daemon10:34:316
1982199134,2cyclictest721-21dbus-daemon09:52:376
1982199134,2cyclictest721-21dbus-daemon09:47:426
1982199134,2cyclictest6593-21bash09:56:366
1982199134,2cyclictest4489-21sshd11:06:516
1982199134,2cyclictest32366-21grepconf.sh10:06:586
1982199134,2cyclictest18529-21sshd11:56:406
1982199133,2cyclictest857-21polkitd11:43:396
1982199133,2cyclictest721-21dbus-daemon10:27:226
1982199133,2cyclictest721-21dbus-daemon09:35:206
1982199133,2cyclictest5643-21bash09:27:336
1982199133,2cyclictest22267-21grepconf.sh12:11:316
1982199130,13cyclictest0-21swapper/611:02:146
1980999135,7cyclictest663-21in:imjournal11:14:365
1980999135,7cyclictest18312-21grep10:13:265
1980999134,8cyclictest12619-21grepconf.sh11:09:095
1980999134,2cyclictest17155-21grepconf.sh12:23:595
1980999134,2cyclictest15021-21sshd11:43:425
1980999133,9cyclictest709-21systemd-logind10:07:265
1980999133,2cyclictest9153-21bash11:50:405
1980999130,12cyclictest24132-21kworker/5:309:12:065
1980199139,3cyclictest49-21ksoftirqd/410:21:404
1980199139,3cyclictest49-21ksoftirqd/409:12:124
19801991312,1cyclictest49-21ksoftirqd/412:14:084
19801991312,1cyclictest49-21ksoftirqd/409:54:304
19801991311,1cyclictest49-21ksoftirqd/412:32:264
19801991311,1cyclictest49-21ksoftirqd/412:01:104
19801991311,1cyclictest49-21ksoftirqd/411:38:084
19801991311,1cyclictest49-21ksoftirqd/410:52:514
19801991311,1cyclictest49-21ksoftirqd/409:36:504
19801991311,1cyclictest49-21ksoftirqd/409:36:504
19801991311,1cyclictest49-21ksoftirqd/409:10:014
1979499130,12cyclictest18053-21kworker/3:211:19:393
1978699138,5cyclictest13550irq/24-ahci[00009:47:302
1978699132,5cyclictest32586-21bash11:44:432
19786991312,1cyclictest33-21ksoftirqd/209:58:302
1977899133,4cyclictest709-21systemd-logind11:58:211
1977899132,5cyclictest669-21avahi-daemon09:57:411
1977199133,4cyclictest9045-21sshd12:12:320
19771991311,1cyclictest9-21ksoftirqd/012:26:410
19771991311,1cyclictest9-21ksoftirqd/009:24:170
154782130,0sleep30-21swapper/309:49:513
114722130,0sleep20-21swapper/209:55:032
92802120,1sleep21-21systemd12:03:252
257132120,0sleep30-21swapper/310:59:033
252002120,0sleep1241ktimersoftd/110:26:331
1982999122,4cyclictest6034-21sshd09:15:007
1982999122,4cyclictest2640-21grepconf.sh12:32:167
1982999122,4cyclictest2374-21grepconf.sh12:23:077
1982999122,4cyclictest23619-21sshd10:08:197
1982999122,4cyclictest14548-21systemd-cgroups10:43:587
19829991211,1cyclictest73-21ksoftirqd/711:44:297
1982999120,12cyclictest31036-21kworker/7:011:55:037
1982999120,11cyclictest464-21systemd-journal09:25:237
1982999120,11cyclictest31188-21kworker/7:310:36:397
1982199124,2cyclictest859-21gdbus09:11:306
1982199124,2cyclictest721-21dbus-daemon11:36:286
1982199124,2cyclictest7042-21id12:23:236
1982199124,2cyclictest454-21grep11:46:356
1982199124,2cyclictest19322-21grepconf.sh10:53:166
1982199124,2cyclictest1598-21ystemctl10:41:296
1982199124,2cyclictest10647-21kill10:02:086
1982199123,3cyclictest3881-21sshd09:22:006
1982199123,2cyclictest8317-21grep12:01:366
1982199123,2cyclictest31615-21grepconf.sh11:26:346
1982199123,1cyclictest857-21polkitd10:16:326
1982199120,6cyclictest0-21swapper/611:16:446
1980999124,7cyclictest2508-21grep10:41:325
1980999124,2cyclictest857-21polkitd10:21:445
1980999124,2cyclictest2906-21nscd09:26:315
1980999124,2cyclictest28774-21sshd12:19:105
1980999124,2cyclictest26723-21grepconf.sh09:08:385
1980999124,2cyclictest22393-21grep11:33:145
1980999123,8cyclictest721-21dbus-daemon12:06:555
1980999123,8cyclictest19594-21grepconf.sh10:33:255
1980999123,2cyclictest857-21polkitd12:27:345
1980999123,2cyclictest857-21polkitd11:53:035
1980999123,2cyclictest721-21dbus-daemon11:20:175
1980999123,2cyclictest721-21dbus-daemon10:37:135
1980999123,2cyclictest721-21dbus-daemon09:32:205
1980999123,2cyclictest709-21systemd-logind09:37:005
1980999123,2cyclictest709-21systemd-logind09:37:005
1980999123,2cyclictest5926-21bash10:29:025
1980999123,2cyclictest3531-21grepconf.sh09:52:445
1980999123,2cyclictest13057-21sshd11:29:085
1980999123,1cyclictest0-21swapper/512:02:085
1980999122,2cyclictest1533-21grepconf.sh09:16:345
19801991211,1cyclictest49-21ksoftirqd/412:22:424
19801991210,1cyclictest49-21ksoftirqd/412:07:364
19801991210,1cyclictest49-21ksoftirqd/411:46:324
19801991210,1cyclictest49-21ksoftirqd/411:21:294
19801991210,1cyclictest49-21ksoftirqd/411:12:564
19801991210,1cyclictest49-21ksoftirqd/411:01:424
19801991210,1cyclictest49-21ksoftirqd/410:19:094
1979499129,2cyclictest1681-21bash10:19:463
19794991210,1cyclictest41-21ksoftirqd/312:22:383
19794991210,1cyclictest41-21ksoftirqd/311:54:443
1979499120,11cyclictest0-21swapper/312:12:013
1978699129,2cyclictest33-21ksoftirqd/211:56:402
1978699127,4cyclictest33-21ksoftirqd/211:49:282
1978699122,4cyclictest8234-21sshd11:14:202
1978699122,4cyclictest10445-21sshd10:54:362
1978699122,4cyclictest0-21swapper/210:06:192
19786991211,1cyclictest33-21ksoftirqd/210:06:262
19786991210,1cyclictest33-21ksoftirqd/210:32:262
19786991210,1cyclictest33-21ksoftirqd/209:21:372
1977899129,2cyclictest6430-21id11:19:401
1977899129,2cyclictest32260-21bash10:55:511
1977899122,4cyclictest3449-21sshd10:03:351
1977899122,4cyclictest23275-21systemd-cgroups12:16:591
19778991210,1cyclictest25-21ksoftirqd/110:31:271
1977899120,11cyclictest721-21dbus-daemon09:43:111
1977899120,11cyclictest0-21swapper/109:08:051
1977199129,2cyclictest16165-21id11:07:310
1977199124,7cyclictest22423-21bash10:02:480
1977199123,4cyclictest32551-21sshd11:28:230
1977199122,4cyclictest859-21gdbus11:21:480
1977199122,4cyclictest6650-21sshd09:49:210
19771991210,1cyclictest709-21systemd-logind11:34:000
1977199120,12cyclictest24944-21kworker/0:309:20:080
1977199120,11cyclictest22110-21kworker/0:211:19:000
1977199120,11cyclictest1863-21kworker/0:309:42:350
125512120,0sleep30-21swapper/310:49:183
295092110,0sleep329507-21sshd09:36:143
1982999119,1cyclictest73-21ksoftirqd/711:57:357
1982999119,1cyclictest73-21ksoftirqd/710:19:557
1982999113,2cyclictest15352-21grep10:11:317
1982999112,3cyclictest0-21swapper/711:07:087
19829991110,1cyclictest73-21ksoftirqd/712:17:157
19829991110,1cyclictest73-21ksoftirqd/712:12:297
1982999110,5cyclictest1-21systemd12:02:417
1982999110,11cyclictest27676-21kworker/7:409:09:567
1982999110,11cyclictest13232-21kworker/7:411:04:297
1982999110,11cyclictest12389-21kworker/7:210:31:537
1982999110,10cyclictest12736-21systemd-cgroups09:42:257
1982999110,10cyclictest1136-21kworker/7:010:01:517
1982199112,4cyclictest2056-21irqstats08:26:406
1980999114,2cyclictest14639-21grep10:16:475
1980999113,2cyclictest721-21dbus-daemon09:21:365
1979499119,1cyclictest41-21ksoftirqd/312:00:553
1979499119,1cyclictest41-21ksoftirqd/311:30:193
19794991110,1cyclictest41-21ksoftirqd/311:10:223
1979499110,11cyclictest4409-21kworker/3:312:02:453
1979499110,10cyclictest3830-21kworker/3:409:15:533
1979499110,10cyclictest28758-21sshd09:41:353
1979499110,10cyclictest1-21systemd11:25:123
1978699119,1cyclictest33-21ksoftirqd/209:41:582
1978699119,1cyclictest0-21swapper/210:25:172
1978699113,7cyclictest25253-21cp11:51:342
1978699112,4cyclictest8304-21sshd11:28:512
1978699112,4cyclictest7585-21sshd10:50:522
1978699112,4cyclictest13165-21grepconf.sh11:18:122
1978699111,4cyclictest26909-21bash09:37:482
1978699111,4cyclictest26909-21bash09:37:482
1978699111,4cyclictest15475-21sshd11:40:082
1978699110,5cyclictest25010-21bash12:33:332
1978699110,5cyclictest22504-21cp10:37:092
1978699110,11cyclictest15996-21kworker/2:009:27:392
1978699110,1cyclictest582-21sshd12:19:252
1978699110,1cyclictest0-21swapper/212:15:572
1977899119,1cyclictest25-21ksoftirqd/109:48:271
1977899119,1cyclictest25-21ksoftirqd/109:22:021
1977899114,4cyclictest13794-21systemd12:23:471
1977899114,4cyclictest1020-21sshd10:25:111
1977899113,2cyclictest721-21dbus-daemon11:38:201
1977899112,4cyclictest2529-21expr09:16:361
1977899111,4cyclictest9735-21sshd09:40:311
1977899111,4cyclictest9735-21sshd09:40:311
1977899111,4cyclictest8838-21sshd12:01:371
1977899111,4cyclictest730-21NetworkManager12:27:421
1977899111,4cyclictest100-21kswapd009:52:071
1977899110,10cyclictest8976-21sshd11:32:281
1977199113,2cyclictest857-21polkitd12:01:580
1977199111,5cyclictest6867-21systemd09:13:110
1977199110,11cyclictest1863-21kworker/0:309:53:430
1977199110,11cyclictest16098-21kworker/0:311:52:080
1977199110,11cyclictest0-21swapper/012:00:450
1977199110,10cyclictest10294-21kworker/0:410:42:320
1982999109,1cyclictest0-21swapper/711:39:527
1982999108,1cyclictest73-21ksoftirqd/711:47:467
1982999108,1cyclictest73-21ksoftirqd/709:58:277
1982999103,6cyclictest0-21swapper/712:06:297
1982999100,4cyclictest6629-21sshd10:27:147
1982999100,4cyclictest0-21swapper/709:17:447
1982999100,10cyclictest0-21swapper/711:18:547
1980999103,2cyclictest752-21snmpd07:21:025
1980999103,1cyclictest752-21snmpd07:36:325
1980999103,1cyclictest752-21snmpd07:22:355
1980999100,2cyclictest14184-21which08:46:435
1980999100,1cyclictest3991-21cpu08:31:355
1979499109,1cyclictest0-21swapper/312:32:023
1979499109,1cyclictest0-21swapper/311:40:203
1979499109,1cyclictest0-21swapper/309:54:043
1979499108,1cyclictest41-21ksoftirqd/310:31:503
1979499108,1cyclictest41-21ksoftirqd/309:39:453
1979499108,1cyclictest41-21ksoftirqd/309:39:453
1979499108,1cyclictest41-21ksoftirqd/309:28:533
1979499105,2cyclictest721-21dbus-daemon12:27:293
1979499103,4cyclictest5703-21processes10:21:453
1979499103,4cyclictest25258-21grepconf.sh10:28:183
1979499102,5cyclictest9793-21systemd10:38:173
1979499102,5cyclictest709-21systemd-logind11:51:223
1979499102,5cyclictest15345-21bash10:11:313
1979499102,3cyclictest29294-21sshd09:21:433
1979499100,10cyclictest27528-21kworker/3:509:56:363
1978699108,1cyclictest33-21ksoftirqd/212:08:032
1978699103,6cyclictest5966-21sshd09:11:242
1978699102,7cyclictest7507-21sshd10:27:172
1978699101,4cyclictest31033-21systemd-cgroups10:59:222
1978699101,4cyclictest21122-21sshd10:19:022
1978699100,4cyclictest721-21dbus-daemon10:41:252
1978699100,4cyclictest30928-21sshd09:36:182
1978699100,4cyclictest1274-21sshd12:28:342
1977899103,6cyclictest21702-21sshd11:44:061
1977899103,6cyclictest18008-21sshd10:20:421
1977899103,6cyclictest15173-21sshd10:58:271
1977899103,6cyclictest0-21swapper/111:21:391
1977899103,1cyclictest709-21systemd-logind11:55:071
1977899103,1cyclictest0-21swapper/110:12:001
1977899102,3cyclictest11569-21sshd09:27:541
1977899101,4cyclictest23799-21sshd09:34:011
1977899100,4cyclictest25999-21bash12:11:411
1977899100,4cyclictest24968-21sshd10:06:381
1977899100,4cyclictest23679-21cp11:49:391
1977899100,4cyclictest0-21swapper/110:39:341
1977899100,1cyclictest0-21swapper/111:02:291
1977199108,1cyclictest9-21ksoftirqd/010:57:130
1977199108,1cyclictest9-21ksoftirqd/010:47:030
1977199103,6cyclictest859-21gdbus10:51:470
1977199103,4cyclictest1-21systemd11:12:080
1977199102,2cyclictest663-21in:imjournal10:27:290
1977199100,4cyclictest709-21systemd-logind09:06:460
1977199100,4cyclictest23553-21sshd11:38:440
1977199100,4cyclictest18462-21sshd09:31:510
1977199100,4cyclictest0-21swapper/012:23:040
1977199100,4cyclictest0-21swapper/012:19:430
1977199100,4cyclictest0-21swapper/011:48:530
198299997,1cyclictest73-21ksoftirqd/712:27:017
198099993,2cyclictest0-21swapper/507:53:035
198099993,1cyclictest752-21snmpd08:31:165
198099993,1cyclictest752-21snmpd07:33:235
198099993,1cyclictest752-21snmpd07:29:205
198099993,1cyclictest752-21snmpd07:08:015
198099993,1cyclictest0-21swapper/507:16:115
198099992,1cyclictest19942-21gltestperf08:01:385
198099990,1cyclictest0-21swapper/508:16:355
198019990,9cyclictest0-21swapper/408:16:254
197949997,1cyclictest41-21ksoftirqd/309:16:553
197949993,3cyclictest10777-21sshd12:09:003
197949990,9cyclictest0-21swapper/309:09:083
197949990,8cyclictest9376-21kworker/3:510:41:253
197949990,8cyclictest10017-21kworker/3:210:52:123
197949990,5cyclictest721-21dbus-daemon10:01:363
197789992,6cyclictest13190-21sshd09:11:431
197719998,1cyclictest9-21ksoftirqd/009:36:300
197719998,1cyclictest9-21ksoftirqd/009:36:300
197719997,1cyclictest9-21ksoftirqd/012:34:470
197719997,1cyclictest9-21ksoftirqd/009:26:430
197719993,3cyclictest0-21swapper/011:43:100
198299986,1cyclictest73-21ksoftirqd/707:31:247
198219988,0cyclictest0-21swapper/608:56:266
198219980,8cyclictest0-21swapper/607:45:016
198099983,1cyclictest752-21snmpd08:11:245
198099982,2cyclictest12497-21timerwakeupswit07:46:435
198099982,1cyclictest752-21snmpd09:02:565
198099982,1cyclictest752-21snmpd08:24:195
198099982,1cyclictest752-21snmpd08:00:395
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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