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2026-07-02 - 04:16
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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 Thu Jul 02, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3198099118115,3cyclictest0-21swapper/522:11:155
261772870,0sleep10-21swapper/122:44:121
79572740,0sleep40-21swapper/423:00:334
251882740,0sleep10-21swapper/122:53:501
31937997271,1cyclictest1844-21nfsd22:11:140
119692600,0sleep20-21swapper/222:56:552
3198899580,58cyclictest5463-21kworker/6:122:11:156
31994995718,24cyclictest15300-21bash22:11:147
297172570,1sleep129714-21bash21:52:461
44352540,0sleep10-21swapper/123:11:441
3161025026,8sleep70-21swapper/719:04:457
258662500,1sleep3100-21kswapd000:07:203
3166024925,8sleep30-21swapper/319:05:293
225632490,0sleep20-21swapper/222:00:082
134922490,0sleep40-21swapper/421:38:404
87992480,0sleep01-21systemd21:36:360
197552480,0sleep10-21swapper/120:37:351
3162324724,8sleep20-21swapper/219:04:562
239762470,0sleep00-21swapper/022:02:070
303642460,0sleep50-21swapper/521:49:065
283422460,1sleep528341-21sshd22:06:125
283422460,1sleep528341-21sshd22:06:125
275972460,0sleep30-21swapper/321:48:563
260052460,0sleep30-21swapper/300:30:273
160812460,0sleep2709-21systemd-logind22:28:202
101012460,0sleep10-21swapper/123:37:231
31964994528,1cyclictest15515-21grep22:11:153
314662450,1sleep0721-21dbus-daemon22:21:450
259192450,0sleep20-21swapper/221:37:342
83572440,0sleep40-21swapper/421:34:394
73612440,0sleep70-21swapper/723:09:577
3197299440,43cyclictest26119-21kworker/4:322:11:154
124902440,1sleep612489-21bash21:21:366
87182430,1sleep58721-21grepconf.sh23:43:035
54382430,0sleep00-21swapper/000:33:040
22492430,0sleep30-21swapper/322:35:093
15412430,1sleep01543-21sshd22:54:210
12162430,0sleep30-21swapper/323:50:223
12162430,0sleep30-21swapper/323:50:223
3195699420,41cyclictest21110-21kworker/2:022:11:142
241172420,0sleep60-21swapper/600:09:076
16322420,1sleep71582-21systemd22:46:357
155752420,0sleep00-21swapper/022:28:180
139582420,0sleep60-21swapper/622:14:546
287912410,0sleep6631rcuc/600:30:386
129622410,0sleep112957-21sshd22:18:411
119942410,0sleep50-21swapper/523:54:495
73422400,0sleep70-21swapper/700:00:197
3171924027,9sleep40-21swapper/419:06:184
3151924028,8sleep50-21swapper/519:03:315
3154623927,9sleep10-21swapper/119:03:511
304272390,0sleep70-21swapper/722:27:207
237382390,2sleep73199499cyclictest22:51:557
187672390,0sleep40-21swapper/423:47:274
187672390,0sleep40-21swapper/423:47:274
114112390,0sleep50-21swapper/521:53:395
3161223826,8sleep00-21swapper/019:04:460
3156923826,8sleep60-21swapper/619:04:126
249992370,0sleep60-21swapper/621:58:206
31945993636,0cyclictest23112-21kworker/1:222:11:141
88502330,1sleep233-21ksoftirqd/222:47:022
31964992118,3cyclictest41-21ksoftirqd/321:59:533
31964992116,1cyclictest41-21ksoftirqd/322:25:253
3196499205,3cyclictest131rcu_sched22:29:233
3196499203,1cyclictest41-21ksoftirqd/321:18:283
31964992010,2cyclictest41-21ksoftirqd/323:21:393
297582200,0sleep40-21swapper/423:07:304
3196499199,1cyclictest41-21ksoftirqd/323:45:483
3196499199,1cyclictest41-21ksoftirqd/323:38:543
31964991915,1cyclictest41-21ksoftirqd/323:00:573
3196499190,1cyclictest131rcu_sched21:53:333
3193799198,0cyclictest0-21swapper/020:32:310
3193799198,0cyclictest0-21swapper/020:07:590
3193799191,6cyclictest0-21swapper/019:55:310
3196499188,1cyclictest41-21ksoftirqd/322:48:203
3196499185,1cyclictest41-21ksoftirqd/323:22:263
3196499182,2cyclictest131rcu_sched21:37:503
31964991816,1cyclictest41-21ksoftirqd/323:09:323
31964991816,1cyclictest41-21ksoftirqd/322:53:063
31964991816,1cyclictest41-21ksoftirqd/321:35:203
31964991815,2cyclictest41-21ksoftirqd/321:31:263
31964991815,2cyclictest41-21ksoftirqd/300:09:163
3193799187,5cyclictest0-21swapper/020:15:410
3193799187,5cyclictest0-21swapper/020:15:410
3193799187,0cyclictest0-21swapper/020:24:090
3196499177,1cyclictest41-21ksoftirqd/322:20:593
3196499175,1cyclictest41-21ksoftirqd/321:25:083
3196499172,3cyclictest41-21ksoftirqd/322:12:363
31964991715,1cyclictest41-21ksoftirqd/323:57:433
31964991715,1cyclictest41-21ksoftirqd/323:27:343
31964991715,1cyclictest41-21ksoftirqd/322:46:473
31964991714,3cyclictest41-21ksoftirqd/322:05:413
31964991714,3cyclictest41-21ksoftirqd/322:05:413
31964991713,3cyclictest41-21ksoftirqd/323:04:263
31964991713,3cyclictest41-21ksoftirqd/321:11:543
31964991713,3cyclictest41-21ksoftirqd/321:11:543
31964991712,1cyclictest41-21ksoftirqd/323:52:353
3196499170,2cyclictest41-21ksoftirqd/322:37:333
3196499170,17cyclictest22017-21kworker/3:500:21:273
294672170,1sleep129463-21systemd23:59:411
262172170,0sleep30-21swapper/320:47:373
87382160,1sleep48735-21sshd00:33:164
73872160,0sleep70-21swapper/722:02:547
73872160,0sleep70-21swapper/722:02:547
31994991613,2cyclictest73-21ksoftirqd/722:01:247
3198099168,2cyclictest0-21swapper/521:05:585
3198099168,2cyclictest0-21swapper/521:05:585
3198099168,2cyclictest0-21swapper/521:02:015
3198099168,2cyclictest0-21swapper/520:52:055
3198099168,2cyclictest0-21swapper/520:29:595
3198099168,2cyclictest0-21swapper/520:22:275
3198099168,2cyclictest0-21swapper/520:13:095
3198099168,2cyclictest0-21swapper/520:13:095
3198099168,2cyclictest0-21swapper/519:30:455
3198099168,0cyclictest0-21swapper/520:43:135
3198099168,0cyclictest0-21swapper/519:40:415
3198099168,0cyclictest0-21swapper/519:24:435
3198099168,0cyclictest0-21swapper/519:19:275
31964991615,1cyclictest41-21ksoftirqd/300:35:013
31964991615,1cyclictest41-21ksoftirqd/300:12:413
31964991614,1cyclictest41-21ksoftirqd/300:22:493
31964991614,1cyclictest21878-21sshd23:34:033
31945991613,2cyclictest25-21ksoftirqd/100:32:371
3193799166,0cyclictest0-21swapper/021:26:300
3193799165,5cyclictest0-21swapper/020:27:530
3193799165,5cyclictest0-21swapper/020:19:550
3193799165,0cyclictest0-21swapper/021:03:580
3193799165,0cyclictest0-21swapper/021:03:580
31937991612,4cyclictest9-21ksoftirqd/023:12:320
272312160,1sleep727230-21bash23:26:397
63582150,0sleep70-21swapper/700:35:117
35752150,1sleep63579-21cpuspeed_turbos21:32:336
31988991513,1cyclictest65-21ksoftirqd/623:47:306
31988991513,1cyclictest65-21ksoftirqd/623:47:306
3198099158,2cyclictest0-21swapper/519:44:295
3198099157,8cyclictest0-21swapper/520:35:235
3198099157,2cyclictest0-21swapper/520:07:395
31980991513,1cyclictest57-21ksoftirqd/522:20:225
31980991511,3cyclictest859-21gdbus23:32:035
3198099151,3cyclictest721-21dbus-daemon23:19:565
3198099150,0cyclictest0-21swapper/523:32:225
3196499152,2cyclictest41-21ksoftirqd/321:12:483
31964991514,1cyclictest41-21ksoftirqd/323:12:323
31964991513,1cyclictest41-21ksoftirqd/321:42:333
31945991514,1cyclictest25-21ksoftirqd/123:54:101
31945991513,1cyclictest25-21ksoftirqd/121:12:061
31945991513,1cyclictest25-21ksoftirqd/121:12:061
31945991512,3cyclictest25-21ksoftirqd/123:18:481
3193799156,5cyclictest0-21swapper/021:51:020
3193799154,0cyclictest0-21swapper/020:42:150
3193799154,0cyclictest0-21swapper/019:38:070
31937991514,1cyclictest9-21ksoftirqd/023:48:440
31937991514,1cyclictest9-21ksoftirqd/023:48:440
31937991510,2cyclictest9-21ksoftirqd/000:10:120
3193799150,9cyclictest0-21swapper/019:43:550
3193799150,15cyclictest0-21swapper/021:27:560
286102150,1sleep1721-21dbus-daemon00:05:341
251212150,0sleep40-21swapper/423:22:284
72502140,1sleep47249-21grep00:25:314
3282140,1sleep0756-21sshd00:03:490
3198899140,13cyclictest0-21swapper/622:34:226
3198099147,0cyclictest0-21swapper/519:34:215
3198099146,8cyclictest0-21swapper/521:34:365
3198099146,2cyclictest0-21swapper/520:39:235
3198099146,2cyclictest0-21swapper/520:01:595
3198099146,0cyclictest0-21swapper/519:49:015
3198099145,6cyclictest0-21swapper/521:24:345
3198099141,7cyclictest0-21swapper/521:28:085
31956991411,2cyclictest33-21ksoftirqd/223:28:342
31945991412,1cyclictest25-21ksoftirqd/123:50:301
31945991412,1cyclictest25-21ksoftirqd/123:50:301
31945991412,1cyclictest25-21ksoftirqd/123:44:091
31945991412,1cyclictest25-21ksoftirqd/122:05:071
31945991412,1cyclictest25-21ksoftirqd/122:05:071
3194599140,13cyclictest9472-21kworker/1:300:16:011
3193799143,5cyclictest0-21swapper/021:19:450
3193799143,0cyclictest0-21swapper/020:04:470
3193799142,6cyclictest0-21swapper/021:09:450
3193799142,6cyclictest0-21swapper/021:09:450
3193799140,8cyclictest0-21swapper/019:57:270
3193799140,2cyclictest1-21systemd22:05:180
3193799140,2cyclictest1-21systemd22:05:180
19102140,0sleep60-21swapper/623:07:406
68542130,0sleep40-21swapper/423:15:394
31994991311,1cyclictest73-21ksoftirqd/700:23:407
31994991311,1cyclictest73-21ksoftirqd/700:06:297
31994991310,2cyclictest24670-21fschecks_time21:52:347
3199499130,12cyclictest12525-21bash23:35:307
3198099135,0cyclictest0-21swapper/521:38:045
3198099132,5cyclictest30542-21grepconf.sh00:11:265
3198099132,5cyclictest20000-21systemd22:47:375
31980991311,2cyclictest0-21swapper/521:42:265
3198099131,7cyclictest0-21swapper/522:26:105
3198099131,2cyclictest0-21swapper/521:20:465
3196499134,1cyclictest41-21ksoftirqd/321:07:213
3196499134,1cyclictest41-21ksoftirqd/321:07:213
31964991311,1cyclictest41-21ksoftirqd/319:42:213
31956991310,2cyclictest33-21ksoftirqd/200:28:312
31945991311,1cyclictest25-21ksoftirqd/123:22:311
31945991311,1cyclictest25-21ksoftirqd/123:02:241
31945991311,1cyclictest25-21ksoftirqd/122:37:271
31945991311,1cyclictest25-21ksoftirqd/122:30:561
31945991311,1cyclictest25-21ksoftirqd/121:43:161
31945991311,1cyclictest25-21ksoftirqd/121:39:351
31945991311,1cyclictest25-21ksoftirqd/121:36:191
31945991311,1cyclictest25-21ksoftirqd/100:32:201
31945991311,1cyclictest25-21ksoftirqd/100:25:401
31945991311,1cyclictest25-21ksoftirqd/100:18:081
31945991311,1cyclictest25-21ksoftirqd/100:12:201
3193799138,5cyclictest0-21swapper/021:53:400
3193799138,5cyclictest0-21swapper/020:47:510
3193799138,5cyclictest0-21swapper/019:35:350
3193799138,5cyclictest0-21swapper/019:24:110
3193799138,5cyclictest0-21swapper/019:10:510
3193799138,1cyclictest0-21swapper/021:12:220
3193799138,0cyclictest0-21swapper/021:37:420
3193799138,0cyclictest0-21swapper/020:42:550
3193799138,0cyclictest0-21swapper/019:12:310
3193799137,6cyclictest6197-21sshd22:46:520
3193799137,5cyclictest0-21swapper/021:45:140
3193799132,5cyclictest0-21swapper/020:58:050
3193799132,0cyclictest0-21swapper/019:48:490
3193799132,0cyclictest0-21swapper/019:28:410
3193799132,0cyclictest0-21swapper/019:17:570
31937991311,1cyclictest9-21ksoftirqd/022:23:000
275192130,0sleep20-21swapper/222:32:442
241672130,1sleep233-21ksoftirqd/200:11:032
16892130,0sleep20-21swapper/223:19:052
3199499129,2cyclictest2457-21bash23:05:517
3199499125,4cyclictest18773-21sshd00:28:057
31994991210,1cyclictest0-21swapper/722:40:427
3199499120,2cyclictest15060-21bash22:55:087
3199499120,12cyclictest0-21swapper/722:15:447
3198899126,5cyclictest65-21ksoftirqd/622:46:006
3198899122,4cyclictest8639-21bash21:53:266
3198899122,4cyclictest23606-21systemd-cgroups00:07:126
31988991210,1cyclictest65-21ksoftirqd/623:16:196
31988991210,1cyclictest65-21ksoftirqd/621:25:146
31988991210,1cyclictest65-21ksoftirqd/600:17:366
3198899120,11cyclictest8695-21grep22:24:076
3198899120,11cyclictest22813-21systemd-cgroups00:16:416
3198099128,2cyclictest0-21swapper/521:07:555
3198099128,2cyclictest0-21swapper/521:07:555
3198099126,4cyclictest0-21swapper/519:12:455
3198099125,0cyclictest0-21swapper/521:14:515
3198099124,0cyclictest0-21swapper/519:10:075
3198099122,6cyclictest5303-21sshd00:31:125
3198099122,4cyclictest0-21swapper/522:36:585
3198099122,2cyclictest0-21swapper/500:26:215
31980991210,1cyclictest57-21ksoftirqd/522:12:505
3197299122,4cyclictest0-21swapper/423:27:374
3194599129,2cyclictest25-21ksoftirqd/122:57:521
3194599124,5cyclictest14568-21sshd22:49:161
31945991210,1cyclictest25-21ksoftirqd/123:34:401
31945991210,1cyclictest25-21ksoftirqd/123:31:091
31945991210,1cyclictest25-21ksoftirqd/123:12:561
31945991210,1cyclictest25-21ksoftirqd/122:35:401
31945991210,1cyclictest25-21ksoftirqd/122:23:431
31945991210,1cyclictest25-21ksoftirqd/121:22:591
31945991210,1cyclictest25-21ksoftirqd/121:17:371
31945991210,1cyclictest25-21ksoftirqd/121:13:451
3193799128,3cyclictest9-21ksoftirqd/023:04:110
3193799127,4cyclictest9-21ksoftirqd/023:46:080
3193799126,1cyclictest9-21ksoftirqd/022:59:360
31937991210,1cyclictest9-21ksoftirqd/022:37:180
3193799120,6cyclictest0-21swapper/020:55:100
243752120,1sleep224315-21sshd22:47:502
200742120,0sleep7711rcuc/721:20:097
3199499119,1cyclictest73-21ksoftirqd/722:31:227
3199499119,1cyclictest73-21ksoftirqd/721:22:377
3199499119,1cyclictest73-21ksoftirqd/721:16:007
3199499119,1cyclictest73-21ksoftirqd/721:11:037
3199499119,1cyclictest73-21ksoftirqd/721:11:037
3199499119,1cyclictest12391-21sshd23:19:447
3199499117,3cyclictest73-21ksoftirqd/700:15:397
3199499110,10cyclictest4173-21bash22:58:177
3198899119,1cyclictest65-21ksoftirqd/623:55:536
3198899113,5cyclictest24316-21bash21:41:126
3198899113,4cyclictest709-21systemd-logind23:45:026
3198899112,4cyclictest10610-21sshd21:12:016
3198899112,4cyclictest10610-21sshd21:12:016
31988991110,1cyclictest65-21ksoftirqd/622:28:276
3198899111,4cyclictest13565-21sshd23:39:256
3198899110,5cyclictest12790-21sshd23:25:476
3198899110,1cyclictest0-21swapper/621:28:196
3198099119,1cyclictest57-21ksoftirqd/522:44:275
3198099116,5cyclictest0-21swapper/519:56:015
3198099116,0cyclictest0-21swapper/520:20:135
3198099116,0cyclictest0-21swapper/520:06:235
3198099115,5cyclictest464-21systemd-journal21:59:405
3198099115,5cyclictest0-21swapper/520:53:135
3198099113,7cyclictest857-21polkitd00:13:445
3198099111,4cyclictest0-21swapper/523:03:025
3198099110,9cyclictest11466-21sshd22:29:575
3198099110,5cyclictest4202-21grep00:19:195
3198099110,11cyclictest29650-21kworker/5:523:52:155
3198099110,11cyclictest29650-21kworker/5:523:52:155
3198099110,1cyclictest0-21swapper/523:16:355
3197299116,5cyclictest4302-21kworker/4:220:25:054
3197299115,5cyclictest4302-21kworker/4:220:27:534
3197299115,1cyclictest49-21ksoftirqd/422:51:524
3197299112,4cyclictest9752-21bash00:15:554
3197299112,4cyclictest26657-21bash22:04:024
3197299112,4cyclictest26657-21bash22:04:024
31972991110,1cyclictest49-21ksoftirqd/423:04:274
3197299111,5cyclictest27786-21sshd22:25:174
3197299111,4cyclictest721-21dbus-daemon22:14:044
3197299110,11cyclictest26760-21kworker/4:122:00:254
3197299110,11cyclictest18568-21kworker/4:021:07:394
3197299110,11cyclictest18568-21kworker/4:021:07:394
3197299110,11cyclictest16981-21kworker/4:023:41:574
3197299110,10cyclictest26687-21kworker/4:423:44:464
3197299110,10cyclictest23214-21systemd22:40:154
3197299110,1cyclictest1-21systemd23:52:464
31964991110,1cyclictest41-21ksoftirqd/320:52:423
3195699119,2cyclictest33-21ksoftirqd/223:12:382
3195699119,1cyclictest33-21ksoftirqd/223:54:002
3195699119,1cyclictest33-21ksoftirqd/223:36:582
3195699119,1cyclictest33-21ksoftirqd/221:52:232
3195699117,1cyclictest4634-21systemd21:21:082
3195699116,1cyclictest27222-21kill22:06:082
3195699116,1cyclictest27222-21kill22:06:082
3195699112,4cyclictest1106-21sshd23:05:472
31956991110,1cyclictest33-21ksoftirqd/222:15:362
3195699111,4cyclictest0-21swapper/223:46:222
3195699110,11cyclictest28524-21kworker/2:323:10:542
3195699110,11cyclictest23454-21grepconf.sh23:24:262
3194599119,1cyclictest25-21ksoftirqd/121:57:311
3194599119,1cyclictest25-21ksoftirqd/121:51:471
31945991110,1cyclictest18962-21sshd21:29:261
3194599110,10cyclictest29107-21kworker/1:422:12:491
3193799119,1cyclictest9-21ksoftirqd/023:34:020
3193799118,2cyclictest31001-21grepconf.sh00:30:470
3193799118,2cyclictest23812-21grepconf.sh00:16:450
3193799115,4cyclictest464-21systemd-journal22:14:480
3193799112,5cyclictest22179-21systemd23:28:160
3193799110,1cyclictest1-21systemd23:54:340
302712110,2sleep03193799cyclictest23:20:480
3199499109,1cyclictest0-21swapper/721:39:567
3199499108,1cyclictest73-21ksoftirqd/723:42:557
3199499108,1cyclictest73-21ksoftirqd/723:13:307
3199499108,1cyclictest73-21ksoftirqd/721:46:097
3199499108,1cyclictest73-21ksoftirqd/700:07:557
3199499104,2cyclictest21007-21systemd23:37:547
3199499103,4cyclictest2732-21sd-pam21:32:297
3199499103,4cyclictest21818-21rt-features21:27:407
3199499100,9cyclictest17070-21kworker/7:300:19:117
3198899109,1cyclictest65-21ksoftirqd/621:49:106
3198899109,1cyclictest65-21ksoftirqd/621:13:556
3198899103,4cyclictest857-21polkitd00:00:576
3198899103,1cyclictest0-21swapper/623:31:046
3198899102,5cyclictest29437-21sshd22:50:196
3198899102,5cyclictest11125-21systemd22:18:346
3198899100,9cyclictest24865-21kworker/6:300:32:556
3198899100,10cyclictest0-21swapper/623:00:426
3198899100,10cyclictest0-21swapper/621:42:406
3198099104,5cyclictest1060-21sshd23:07:385
3198099103,6cyclictest29262-21bash22:38:415
3198099103,6cyclictest0-21swapper/523:59:035
3198099102,2cyclictest3414-21systemd23:23:025
3198099100,4cyclictest29766-21id00:32:375
3198099100,4cyclictest11379-21sshd22:53:005
3198099100,1cyclictest26537-21systemd23:40:145
3197299109,1cyclictest49-21ksoftirqd/400:20:414
3197299108,1cyclictest513-21sshd23:32:454
3197299108,1cyclictest49-21ksoftirqd/400:05:004
3197299105,5cyclictest4302-21kworker/4:220:14:374
3197299105,5cyclictest4302-21kworker/4:220:14:374
3197299103,6cyclictest21525-21sshd21:22:074
3197299103,4cyclictest2956-21bash22:21:584
3197299103,4cyclictest1-21systemd21:27:394
3197299101,4cyclictest0-21swapper/422:32:274
3197299100,5cyclictest9853-21systemd21:49:494
3197299100,4cyclictest859-21gdbus21:54:394
3197299100,4cyclictest12640-21sd-pam22:28:084
3197299100,4cyclictest11269-21systemd21:13:534
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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