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2026-07-22 - 07:52
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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 Wed Jul 22, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6528991010,100cyclictest9630-21kworker/1:500:23:001
53092930,1sleep1652899cyclictest23:14:031
81392910,2sleep2653199cyclictest00:10:352
33542910,0sleep40-21swapper/422:13:594
297372900,0sleep10-21swapper/123:02:421
655399890,89cyclictest25802-21kworker/5:400:23:015
304402790,0sleep00-21swapper/023:59:040
655899770,42cyclictest721-21dbus-daemon00:23:016
179322760,2sleep4654999cyclictest00:11:094
6558997341,32cyclictest0-21swapper/623:37:046
73932710,0sleep60-21swapper/623:32:196
160222710,1sleep316012-21cp23:40:083
161782700,0sleep70-21swapper/722:34:457
6549996543,17cyclictest776-21kworker/4:400:23:004
554426257,2sleep30-21swapper/319:01:563
6549996038,12cyclictest26820-21sshd23:37:044
248642600,1sleep524860-21grepconf.sh23:18:485
609125826,19sleep70-21swapper/719:02:407
632125726,8sleep50-21swapper/519:05:515
606625326,9sleep40-21swapper/419:02:214
656699520,51cyclictest15987-21kworker/u16:100:23:007
620425228,9sleep00-21swapper/019:04:090
652899500,49cyclictest15745-21kworker/1:023:37:041
13292490,2sleep2653199cyclictest00:24:452
285632480,0sleep70-21swapper/723:33:327
284392480,0sleep00-21swapper/022:39:020
205042480,0sleep50-21swapper/522:16:495
205042480,0sleep50-21swapper/522:16:495
159322480,0sleep70-21swapper/722:27:247
205322470,2sleep5655399cyclictest23:56:445
210752460,0sleep41-21systemd21:40:284
194992460,0sleep60-21swapper/621:45:506
132752460,0sleep513274-21cstates22:01:515
316352450,1sleep557-21ksoftirqd/523:53:405
308842450,0sleep40-21swapper/422:04:384
86972440,0sleep00-21swapper/021:48:490
51212440,0sleep40-21swapper/423:01:254
291882440,0sleep10-21swapper/121:39:041
267512440,0sleep70-21swapper/723:49:507
267512440,0sleep70-21swapper/723:49:507
173372440,0sleep10-21swapper/120:21:371
127372440,1sleep412725-21bash22:25:294
250272430,0sleep40-21swapper/421:11:364
85232420,0sleep30-21swapper/300:03:153
74402420,0sleep20-21swapper/222:25:112
289422420,0sleep10-21swapper/100:13:301
222652420,1sleep022267-21grepconf.sh21:40:320
6522994141,0cyclictest20528-21kworker/0:423:37:040
631824129,9sleep20-21swapper/219:05:482
3922410,0sleep70-21swapper/700:28:187
320572410,0sleep30-21swapper/323:46:333
240702410,0sleep124039-21sshd22:38:471
187522410,1sleep318751-21grepconf.sh23:02:043
94532400,0sleep70-21swapper/721:19:487
612524028,9sleep60-21swapper/619:03:036
608524029,8sleep10-21swapper/119:02:341
250962400,0sleep30-21swapper/323:33:203
54712390,1sleep1652899cyclictest00:08:341
273602390,0sleep20-21swapper/222:48:012
12332390,0sleep11228-21sshd23:26:371
111612390,2sleep1652899cyclictest21:45:211
278252380,2sleep5655399cyclictest00:15:185
27592380,0sleep20-21swapper/222:15:502
6522993737,0cyclictest22841-21kworker/0:600:23:010
6541993635,1cyclictest859-21gdbus00:23:013
73172330,0sleep00-21swapper/021:19:410
6531993232,0cyclictest13550irq/24-ahci[00023:37:032
655399290,29cyclictest3254-21kworker/5:223:37:035
654999220,3cyclictest24448-21awk21:51:364
654999210,6cyclictest859-21gdbus23:13:234
654999200,8cyclictest0-21swapper/423:17:584
654999200,6cyclictest9120-21systemd-cgroups22:56:104
654999200,4cyclictest464-21systemd-journal23:47:094
654999200,4cyclictest464-21systemd-journal23:47:094
654999200,4cyclictest27009-21sshd21:44:254
654999200,3cyclictest0-21swapper/421:24:514
6522992017,2cyclictest9-21ksoftirqd/000:15:010
204672200,0sleep40-21swapper/400:05:484
6553991917,1cyclictest57-21ksoftirqd/521:58:485
654999190,6cyclictest9428-21id22:17:574
654999190,6cyclictest9428-21id22:17:574
654999190,6cyclictest24275-21systemd-cgroups22:27:534
654999190,5cyclictest20540-21id21:56:484
654999190,3cyclictest17074-21sshd21:12:554
654999190,3cyclictest0-21swapper/400:15:514
6522991915,4cyclictest9-21ksoftirqd/021:10:580
198362190,1sleep419838-21turbostat.cron20:26:364
654999180,7cyclictest0-21swapper/421:33:354
654999180,6cyclictest721-21dbus-daemon00:20:504
654999180,6cyclictest1-21systemd22:41:194
654999180,3cyclictest721-21dbus-daemon21:55:414
654999180,3cyclictest0-21swapper/422:49:114
6522991814,1cyclictest9-21ksoftirqd/023:36:010
42372180,0sleep60-21swapper/622:30:276
101552180,1sleep410159-21grepconf.sh23:05:174
6553991715,1cyclictest57-21ksoftirqd/521:33:185
654999170,7cyclictest5190-21bash00:26:484
654999170,6cyclictest9196-21sshd22:06:594
654999170,6cyclictest5675-21bash23:08:374
654999170,6cyclictest1-21systemd21:18:004
654999170,6cyclictest0-21swapper/423:43:184
654999170,5cyclictest721-21dbus-daemon21:27:334
654999170,5cyclictest721-21dbus-daemon21:27:334
654999170,4cyclictest28332-21id23:55:204
654999170,3cyclictest0-21swapper/400:31:514
654999170,2cyclictest6506-21sshd23:36:014
654999170,2cyclictest23279-21sshd22:42:204
6522991715,1cyclictest9-21ksoftirqd/023:03:040
6522991715,1cyclictest9-21ksoftirqd/022:50:120
6522991715,1cyclictest9-21ksoftirqd/021:24:310
6522991714,2cyclictest9-21ksoftirqd/023:06:580
6522991714,1cyclictest9-21ksoftirqd/022:19:380
6522991714,1cyclictest9-21ksoftirqd/022:19:380
6522991713,3cyclictest9-21ksoftirqd/021:12:410
6522991712,3cyclictest9-21ksoftirqd/023:23:490
652299171,1cyclictest131rcu_sched22:01:080
48172170,0sleep5551rcuc/500:32:085
145402170,0sleep00-21swapper/000:03:360
111382170,0sleep50-21swapper/521:19:545
96102160,0sleep10-21swapper/123:54:161
6553991614,1cyclictest57-21ksoftirqd/522:49:515
654999160,3cyclictest14845-21sshd23:25:334
654999160,3cyclictest0-21swapper/423:26:494
654999160,2cyclictest3216-21grep22:32:094
6528991610,3cyclictest25-21ksoftirqd/100:18:111
6522991615,1cyclictest9-21ksoftirqd/023:28:140
6522991614,1cyclictest9-21ksoftirqd/023:54:320
6522991614,1cyclictest9-21ksoftirqd/023:12:330
6522991614,1cyclictest9-21ksoftirqd/022:52:130
6522991614,1cyclictest9-21ksoftirqd/022:26:440
6522991614,1cyclictest9-21ksoftirqd/022:25:400
6522991614,1cyclictest9-21ksoftirqd/021:51:400
6522991614,1cyclictest9-21ksoftirqd/000:20:310
6522991614,1cyclictest9-21ksoftirqd/000:09:190
6522991612,3cyclictest9-21ksoftirqd/022:16:160
652299160,1cyclictest131rcu_sched22:43:170
656699150,1cyclictest721-21dbus-daemon23:38:167
6553991513,1cyclictest57-21ksoftirqd/523:03:485
6553991513,1cyclictest57-21ksoftirqd/521:31:325
6553991513,1cyclictest57-21ksoftirqd/521:31:325
6553991513,1cyclictest551rcuc/522:32:175
6553991512,2cyclictest57-21ksoftirqd/521:10:495
654999150,5cyclictest0-21swapper/423:57:494
6541991513,1cyclictest41-21ksoftirqd/321:54:063
6528991514,1cyclictest25-21ksoftirqd/123:22:161
6522991514,1cyclictest9-21ksoftirqd/000:32:030
6522991514,1cyclictest9-21ksoftirqd/000:27:230
6522991513,1cyclictest9-21ksoftirqd/023:43:450
6522991513,1cyclictest9-21ksoftirqd/023:18:460
6522991513,1cyclictest9-21ksoftirqd/022:07:080
6522991513,1cyclictest9-21ksoftirqd/021:43:330
6522991513,1cyclictest9-21ksoftirqd/021:34:380
6522991513,1cyclictest9-21ksoftirqd/021:27:080
6522991513,1cyclictest9-21ksoftirqd/021:27:080
6522991512,2cyclictest9-21ksoftirqd/022:57:360
6522991510,1cyclictest9-21ksoftirqd/022:33:040
652299150,1cyclictest0-21swapper/023:51:020
652299150,1cyclictest0-21swapper/023:51:020
202342150,1sleep520230-21id21:24:035
165492150,0sleep30-21swapper/321:47:233
89602140,0sleep70-21swapper/722:12:267
6558991413,1cyclictest65-21ksoftirqd/622:41:546
6558991411,1cyclictest65-21ksoftirqd/623:18:366
6553991413,1cyclictest57-21ksoftirqd/522:43:495
6553991413,1cyclictest57-21ksoftirqd/500:26:515
6553991413,1cyclictest57-21ksoftirqd/500:19:545
6553991412,1cyclictest57-21ksoftirqd/523:31:025
6553991412,1cyclictest57-21ksoftirqd/523:00:485
6553991412,1cyclictest57-21ksoftirqd/500:08:175
6531991412,1cyclictest33-21ksoftirqd/222:07:312
6528991413,1cyclictest25-21ksoftirqd/123:47:151
6528991413,1cyclictest25-21ksoftirqd/123:47:151
6528991413,1cyclictest25-21ksoftirqd/123:43:381
6528991413,1cyclictest25-21ksoftirqd/122:04:431
6528991412,1cyclictest25-21ksoftirqd/123:16:381
6528991412,1cyclictest25-21ksoftirqd/122:08:041
652899140,13cyclictest4500-21kworker/1:422:50:281
6522991411,1cyclictest9-21ksoftirqd/022:02:480
271872140,0sleep20-21swapper/223:42:322
231892140,0sleep20-21swapper/221:58:442
200972140,0sleep30-21swapper/322:40:263
66442130,0sleep70-21swapper/723:10:337
656699139,3cyclictest19066-21sshd00:03:527
655899139,1cyclictest65-21ksoftirqd/621:57:366
6558991312,1cyclictest65-21ksoftirqd/622:52:276
6558991311,1cyclictest65-21ksoftirqd/622:18:056
6558991311,1cyclictest65-21ksoftirqd/622:18:056
6553991312,1cyclictest57-21ksoftirqd/521:47:245
6553991312,1cyclictest57-21ksoftirqd/521:37:305
6553991311,1cyclictest57-21ksoftirqd/522:23:235
6553991311,1cyclictest57-21ksoftirqd/521:54:555
6553991310,2cyclictest57-21ksoftirqd/522:27:205
655399130,1cyclictest131rcu_sched23:26:175
6541991310,2cyclictest1-21systemd23:52:063
654199130,12cyclictest25313-21sshd23:00:433
653199138,2cyclictest33-21ksoftirqd/223:18:542
6531991312,1cyclictest33-21ksoftirqd/223:58:152
6531991311,2cyclictest33-21ksoftirqd/222:21:192
6531991311,2cyclictest33-21ksoftirqd/222:21:192
6528991312,1cyclictest29264-21kworker/1:122:44:071
6528991312,1cyclictest25-21ksoftirqd/122:31:361
6528991312,1cyclictest25-21ksoftirqd/121:49:231
6528991312,1cyclictest25-21ksoftirqd/121:32:171
6528991312,1cyclictest25-21ksoftirqd/121:24:161
6528991312,1cyclictest25-21ksoftirqd/121:16:161
6528991311,1cyclictest25-21ksoftirqd/100:02:191
652899130,13cyclictest21234-21kworker/1:523:34:041
652299139,3cyclictest9-21ksoftirqd/021:06:360
250602130,0sleep60-21swapper/623:22:256
213692130,0sleep60-21swapper/621:38:376
109852130,0sleep70-21swapper/723:01:447
6566991210,1cyclictest73-21ksoftirqd/723:11:417
656699120,12cyclictest0-21swapper/723:57:487
656699120,11cyclictest17981-21kworker/7:423:54:397
655899129,2cyclictest65-21ksoftirqd/600:15:196
655899129,1cyclictest65-21ksoftirqd/622:13:026
655899128,1cyclictest65-21ksoftirqd/621:24:086
655899123,5cyclictest18863-21bash23:07:316
6558991211,1cyclictest65-21ksoftirqd/622:37:416
6558991211,1cyclictest65-21ksoftirqd/622:34:226
6558991210,1cyclictest65-21ksoftirqd/621:54:006
6558991210,1cyclictest65-21ksoftirqd/600:20:156
6553991211,1cyclictest57-21ksoftirqd/523:42:515
6553991211,1cyclictest57-21ksoftirqd/522:36:485
6553991210,1cyclictest57-21ksoftirqd/523:32:315
6553991210,1cyclictest57-21ksoftirqd/523:07:165
6553991210,1cyclictest57-21ksoftirqd/522:12:555
6553991210,1cyclictest57-21ksoftirqd/521:11:415
654199122,4cyclictest8884-21sshd21:36:113
654199122,4cyclictest721-21dbus-daemon22:23:273
654199122,4cyclictest328-21sshd22:02:523
654199122,4cyclictest30828-21sshd21:42:453
654199122,4cyclictest30256-21systemd-cgroups23:28:113
654199122,4cyclictest11035-21sshd00:36:153
6541991211,1cyclictest41-21ksoftirqd/300:28:213
654199120,11cyclictest29024-21sshd22:49:593
653199129,2cyclictest33-21ksoftirqd/222:40:492
653199129,2cyclictest33-21ksoftirqd/222:36:372
653199129,2cyclictest32103-21sshd23:30:092
653199127,3cyclictest33-21ksoftirqd/221:44:132
6531991211,1cyclictest33-21ksoftirqd/223:53:022
6531991211,1cyclictest33-21ksoftirqd/222:46:312
6531991211,1cyclictest33-21ksoftirqd/221:34:192
6531991210,2cyclictest33-21ksoftirqd/223:35:212
6531991210,2cyclictest33-21ksoftirqd/221:13:572
6531991210,1cyclictest33-21ksoftirqd/200:27:332
653199120,9cyclictest31009-21kworker/2:323:47:222
653199120,9cyclictest31009-21kworker/2:323:47:222
653199120,5cyclictest17690-21grepconf.sh21:29:222
653199120,5cyclictest17690-21grepconf.sh21:29:222
653199120,11cyclictest9680-21kworker/2:221:22:502
6528991211,1cyclictest25-21ksoftirqd/122:17:171
6528991211,1cyclictest25-21ksoftirqd/122:17:171
6528991211,1cyclictest25-21ksoftirqd/121:18:541
6528991210,1cyclictest25-21ksoftirqd/122:33:591
652899120,11cyclictest17037-21kworker/1:121:58:481
652299128,4cyclictest9-21ksoftirqd/019:26:280
288492120,0sleep50-21swapper/522:08:085
656699119,1cyclictest73-21ksoftirqd/722:47:437
656699117,1cyclictest0-21swapper/721:45:297
656699111,4cyclictest721-21dbus-daemon23:41:427
656699111,4cyclictest27986-21bash22:39:017
656699111,4cyclictest0-21swapper/723:26:487
656699110,11cyclictest31065-21kworker/7:221:12:327
656699110,11cyclictest27122-21kworker/7:300:34:057
656699110,11cyclictest1722-21kworker/7:022:18:597
656699110,11cyclictest1722-21kworker/7:022:18:597
655899119,1cyclictest65-21ksoftirqd/622:23:116
655899119,1cyclictest65-21ksoftirqd/621:49:176
655899119,1cyclictest65-21ksoftirqd/621:13:286
655899117,3cyclictest65-21ksoftirqd/622:02:576
655899114,3cyclictest1382-21cp22:48:246
655899112,6cyclictest18751-21sshd23:49:226
655899112,6cyclictest18751-21sshd23:49:226
655899112,5cyclictest721-21dbus-daemon21:10:426
655899112,3cyclictest18858-21sshd22:09:266
6558991110,1cyclictest65-21ksoftirqd/623:01:536
655399119,1cyclictest57-21ksoftirqd/523:11:585
655399119,1cyclictest57-21ksoftirqd/522:53:265
655399119,1cyclictest57-21ksoftirqd/521:42:455
655399119,1cyclictest10618-21irqstats19:11:545
6553991110,1cyclictest57-21ksoftirqd/523:46:555
6553991110,1cyclictest57-21ksoftirqd/523:46:555
6553991110,1cyclictest57-21ksoftirqd/500:02:375
654199119,1cyclictest41-21ksoftirqd/323:56:383
654199112,4cyclictest0-21swapper/321:17:013
6541991110,1cyclictest41-21ksoftirqd/321:28:233
6541991110,1cyclictest41-21ksoftirqd/321:28:233
6541991110,1cyclictest0-21swapper/322:34:233
654199111,4cyclictest28805-21sshd22:11:493
654199110,5cyclictest2901-21sd-pam22:08:303
654199110,11cyclictest3175-21kworker/3:423:15:293
654199110,11cyclictest31345-21kworker/3:222:30:013
654199110,11cyclictest29999-21kworker/3:322:16:403
654199110,11cyclictest29999-21kworker/3:322:16:403
654199110,1cyclictest0-21swapper/321:40:003
653199119,1cyclictest33-21ksoftirqd/222:59:592
653199119,1cyclictest33-21ksoftirqd/221:51:482
653199117,3cyclictest33-21ksoftirqd/200:12:282
653199115,3cyclictest1465-21bash00:04:432
653199114,4cyclictest721-21dbus-daemon21:19:222
653199112,6cyclictest6343-21systemd23:25:052
653199112,5cyclictest1-21systemd22:29:422
653199110,1cyclictest0-21swapper/221:37:522
652899119,1cyclictest25-21ksoftirqd/123:59:541
652899119,1cyclictest25-21ksoftirqd/122:52:041
652899119,1cyclictest25-21ksoftirqd/122:21:581
652899119,1cyclictest25-21ksoftirqd/100:31:531
6528991110,1cyclictest25-21ksoftirqd/122:13:311
6528991110,1cyclictest25-21ksoftirqd/121:55:511
6528991110,1cyclictest0-21swapper/121:31:011
6528991110,1cyclictest0-21swapper/121:31:011
652899110,10cyclictest10717-21kworker/1:221:07:071
652299119,2cyclictest1735-21kworker/0:119:59:240
652299119,1cyclictest9-21ksoftirqd/019:16:370
656699109,1cyclictest73-21ksoftirqd/722:57:437
656699109,1cyclictest0-21swapper/722:07:417
656699109,1cyclictest0-21swapper/721:37:437
656699108,1cyclictest73-21ksoftirqd/723:16:487
656699108,1cyclictest73-21ksoftirqd/722:51:507
656699108,1cyclictest73-21ksoftirqd/700:17:417
656699108,1cyclictest1973-21bash22:24:527
656699103,6cyclictest7164-21sshd22:01:327
656699103,6cyclictest709-21systemd-logind23:22:067
656699101,4cyclictest9666-21sshd21:52:287
656699100,4cyclictest27279-21sshd00:11:407
656699100,4cyclictest1-21systemd21:29:507
656699100,4cyclictest1-21systemd21:29:507
656699100,4cyclictest0-21swapper/700:08:057
656699100,10cyclictest10989-21kworker/7:321:07:537
655899108,1cyclictest65-21ksoftirqd/622:57:176
655899108,1cyclictest65-21ksoftirqd/600:34:046
655899108,1cyclictest65-21ksoftirqd/600:07:266
655899107,1cyclictest65-21ksoftirqd/621:33:546
655899105,3cyclictest65-21ksoftirqd/623:14:076
655899104,3cyclictest857-21polkitd00:31:016
655899102,5cyclictest20378-21grep21:27:396
655899102,5cyclictest20378-21grep21:27:396
655899101,5cyclictest6695-21systemd23:28:416
655899101,3cyclictest0-21swapper/600:04:106
655899100,7cyclictest0-21swapper/623:55:216
655899100,10cyclictest15854-21systemd23:58:136
654999100,2cyclictest0-21swapper/420:07:534
654199109,1cyclictest2380-21bash21:23:003
654199103,6cyclictest28952-21sshd00:20:513
654199103,6cyclictest27160-21grepconf.sh00:13:243
654199103,6cyclictest18603-21sshd23:49:223
654199103,6cyclictest18603-21sshd23:49:223
654199103,1cyclictest721-21dbus-daemon21:12:563
654199100,4cyclictest7638-21sshd00:06:513
654199100,4cyclictest721-21dbus-daemon21:10:013
654199100,4cyclictest7081-21sshd23:06:533
654199100,4cyclictest25223-21id23:16:573
653199102,5cyclictest730-21NetworkManager22:51:382
653199102,5cyclictest5889-21sshd21:48:392
653199102,5cyclictest26335-21sshd00:31:382
653199102,4cyclictest27768-21bash23:13:292
653199102,4cyclictest18623-21grepconf.sh00:18:232
653199101,3cyclictest15718-21sshd21:11:062
653199100,4cyclictest22119-21bash23:09:342
653199100,3cyclictest17733-21sshd23:02:002
652899109,1cyclictest25-21ksoftirqd/123:06:391
652899109,1cyclictest25-21ksoftirqd/100:27:011
652899107,1cyclictest25-21ksoftirqd/122:58:201
652299108,1cyclictest9-21ksoftirqd/020:51:540
652299108,1cyclictest9-21ksoftirqd/019:06:500
652299108,1cyclictest9-21ksoftirqd/019:06:500
65669997,1cyclictest73-21ksoftirqd/721:32:157
65669997,1cyclictest73-21ksoftirqd/721:22:587
65669997,1cyclictest0-21swapper/721:50:307
65669993,1cyclictest31821-21sshd22:42:507
65669990,9cyclictest0-21swapper/719:42:007
65669990,9cyclictest0-21swapper/719:42:007
65669990,4cyclictest16831-21sshd22:01:597
65589999,0cyclictest0-21swapper/621:17:256
65589997,1cyclictest65-21ksoftirqd/623:42:126
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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