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2026-07-07 - 03:33
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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 Tue Jul 07, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
310842960,2sleep10-21swapper/119:02:271
31855998933,39cyclictest9906-21systemd22:40:431
189422740,2sleep13185599cyclictest23:06:201
31897997270,2cyclictest1844-21nfsd22:40:426
67312560,1sleep76723-21sshd23:15:317
106762540,0sleep20-21swapper/221:56:052
3144825327,9sleep40-21swapper/419:03:354
313192500,0sleep20-21swapper/223:22:472
280072490,1sleep628003-21bash23:36:056
280072490,1sleep628003-21bash23:36:056
243462490,0sleep124348-21kworker/u16:222:53:151
285912470,0sleep50-21swapper/522:14:425
67082460,0sleep10-21swapper/100:25:091
67082460,0sleep10-21swapper/100:25:091
171542460,0sleep717151-21sshd21:39:127
11602460,0sleep20-21swapper/200:13:172
322162450,0sleep60-21swapper/600:01:366
125722450,1sleep012571-21grepconf.sh22:03:560
114582450,1sleep211456-21grepconf.sh00:25:262
114582450,1sleep211456-21grepconf.sh00:25:262
94982440,0sleep49489-21sshd22:05:444
62702440,0sleep00-21swapper/022:46:250
270232440,0sleep20-21swapper/222:22:242
232502440,2sleep13185599cyclictest00:04:511
227062440,0sleep00-21swapper/021:14:300
120122440,0sleep40-21swapper/400:08:064
113142440,0sleep30-21swapper/321:57:583
110372440,1sleep111036-21grepconf.sh22:27:201
290872430,0sleep665-21ksoftirqd/600:34:206
3157124230,9sleep30-21swapper/319:05:103
253102420,1sleep425311-21grepconf.sh22:41:404
189022420,2sleep73190499cyclictest00:00:497
159492420,0sleep70-21swapper/700:27:327
3156124129,9sleep20-21swapper/219:05:012
254112410,1sleep025406-21bash22:35:440
189312410,0sleep30-21swapper/322:37:233
324512400,1sleep341-21ksoftirqd/300:20:553
324512400,1sleep341-21ksoftirqd/300:20:553
3137424028,8sleep70-21swapper/719:02:347
213192400,0sleep70-21swapper/722:00:437
47142390,0sleep70-21swapper/723:42:307
326892390,0sleep30-21swapper/323:24:483
31889993936,3cyclictest2880-21kworker/5:422:40:435
318192390,0sleep10-21swapper/122:14:541
278592390,0sleep0111rcuc/021:08:540
3144123827,8sleep60-21swapper/619:03:296
3142223825,9sleep50-21swapper/519:03:125
3141723827,8sleep00-21swapper/019:03:070
294782380,0sleep40-21swapper/422:01:124
31863993634,1cyclictest13550irq/24-ahci[00022:40:422
31904992815,12cyclictest622-21kworker/7:322:40:427
3184799253,14cyclictest0-21swapper/022:40:420
255482250,14sleep09-21ksoftirqd/021:34:010
3188999220,2cyclictest2025-21sd-pam23:44:245
31880992220,1cyclictest26999-21kworker/4:621:13:134
31880992215,4cyclictest49-21ksoftirqd/422:48:314
3188999210,3cyclictest19910-21grep23:10:235
3188999210,2cyclictest10271-21sshd00:25:235
3188999210,2cyclictest10271-21sshd00:25:235
3188099216,1cyclictest49-21ksoftirqd/421:49:254
3188099216,1cyclictest49-21ksoftirqd/421:49:254
31847992113,3cyclictest9-21ksoftirqd/023:47:290
31847992111,5cyclictest30634-21sshd00:30:290
3188999200,2cyclictest721-21dbus-daemon23:32:325
3188999200,2cyclictest721-21dbus-daemon23:32:325
31880992016,3cyclictest49-21ksoftirqd/422:26:044
31880992014,3cyclictest49-21ksoftirqd/423:51:084
3188099199,2cyclictest49-21ksoftirqd/422:36:444
3188099195,2cyclictest49-21ksoftirqd/422:45:254
31880991915,3cyclictest49-21ksoftirqd/423:20:584
31880991915,1cyclictest49-21ksoftirqd/400:24:394
31880991915,1cyclictest49-21ksoftirqd/400:24:394
3184799198,11cyclictest0-21swapper/000:06:450
3184799198,0cyclictest0-21swapper/020:41:470
3184799197,1cyclictest0-21swapper/023:12:230
250772190,1sleep31-21systemd22:06:393
31904991813,3cyclictest73-21ksoftirqd/723:25:407
3188999183,6cyclictest21866-21grepconf.sh23:26:145
3188999180,2cyclictest21337-21sd-pam21:45:095
3188999180,1cyclictest5599-21sshd23:52:205
3188999180,1cyclictest1261-21sshd22:24:405
3188999180,1cyclictest0-21swapper/522:09:005
3188099185,1cyclictest49-21ksoftirqd/421:42:304
3188099184,2cyclictest49-21ksoftirqd/421:39:484
3188099182,1cyclictest49-21ksoftirqd/422:15:484
31880991816,2cyclictest49-21ksoftirqd/421:29:264
31880991814,1cyclictest49-21ksoftirqd/423:05:374
31880991813,3cyclictest49-21ksoftirqd/423:10:324
31880991810,1cyclictest49-21ksoftirqd/422:53:214
3188099181,2cyclictest49-21ksoftirqd/422:30:234
3188099180,2cyclictest121rcu_preempt21:55:524
3188099180,1cyclictest17441-21bash23:31:424
3188099180,1cyclictest17441-21bash23:31:424
31855991816,1cyclictest25-21ksoftirqd/121:50:331
31855991816,1cyclictest25-21ksoftirqd/121:50:331
3184799187,0cyclictest0-21swapper/019:23:240
54182170,0sleep70-21swapper/722:56:017
3188999170,2cyclictest6645-21sd-pam22:44:275
3188099175,1cyclictest49-21ksoftirqd/421:11:224
3188099174,2cyclictest49-21ksoftirqd/400:00:274
31880991715,1cyclictest49-21ksoftirqd/423:32:214
31880991715,1cyclictest49-21ksoftirqd/423:32:214
31880991715,1cyclictest49-21ksoftirqd/422:11:204
31880991715,1cyclictest49-21ksoftirqd/421:24:034
31880991715,1cyclictest49-21ksoftirqd/400:29:024
31880991715,1cyclictest49-21ksoftirqd/400:03:034
31880991714,3cyclictest49-21ksoftirqd/421:18:434
31880991714,1cyclictest49-21ksoftirqd/400:33:014
31880991713,1cyclictest49-21ksoftirqd/400:17:494
31880991713,1cyclictest49-21ksoftirqd/400:17:494
31880991711,4cyclictest49-21ksoftirqd/422:59:334
3188099170,1cyclictest131rcu_sched23:24:234
3186399179,2cyclictest1637-21sshd00:09:302
3184799176,5cyclictest0-21swapper/023:08:210
3184799176,0cyclictest0-21swapper/023:36:190
3184799176,0cyclictest0-21swapper/023:36:190
31847991710,5cyclictest0-21swapper/022:30:030
3184799170,11cyclictest1-21systemd23:29:590
3184799170,11cyclictest1-21systemd23:29:590
31889991613,2cyclictest15924-21systemd22:48:485
3188999161,12cyclictest9744-21ystemctl21:40:435
3188999161,12cyclictest3380-21sshd21:20:525
3188999161,1cyclictest27217-21grep00:20:365
3188999161,1cyclictest27217-21grep00:20:365
3188999160,2cyclictest27489-21systemd21:24:155
3188999160,2cyclictest25480-21bash23:37:555
3188999160,1cyclictest721-21dbus-daemon23:58:305
3188999160,1cyclictest0-21swapper/521:54:525
3188099166,4cyclictest49-21ksoftirqd/400:12:224
3188099163,3cyclictest49-21ksoftirqd/423:38:144
31880991614,1cyclictest49-21ksoftirqd/421:35:534
31880991612,3cyclictest49-21ksoftirqd/423:52:474
3188099161,1cyclictest49-21ksoftirqd/423:43:154
3188099160,4cyclictest1749-21bash23:13:094
3184799169,6cyclictest0-21swapper/023:40:090
3184799168,5cyclictest0-21swapper/023:05:290
3184799168,5cyclictest0-21swapper/020:59:130
3184799168,5cyclictest0-21swapper/020:54:550
3184799168,0cyclictest0-21swapper/019:54:400
3184799168,0cyclictest0-21swapper/019:40:270
3184799166,0cyclictest0-21swapper/020:22:270
3184799165,5cyclictest0-21swapper/019:59:050
3184799165,0cyclictest0-21swapper/020:18:590
3184799165,0cyclictest0-21swapper/020:04:430
3184799162,0cyclictest0-21swapper/020:45:430
31847991612,0cyclictest0-21swapper/021:51:150
31847991612,0cyclictest0-21swapper/021:51:150
3184799160,15cyclictest464-21systemd-journal00:08:210
3184799160,0cyclictest0-21swapper/019:44:030
273552160,0sleep70-21swapper/700:16:507
264242160,1sleep5758-21runrttasks22:04:495
256522160,1sleep125-21ksoftirqd/123:33:591
256522160,1sleep125-21ksoftirqd/123:33:591
31904991513,1cyclictest73-21ksoftirqd/721:51:347
31904991513,1cyclictest73-21ksoftirqd/721:51:347
3188999159,5cyclictest3828-21if_err_em123:17:255
3188999150,2cyclictest10648-21systemd22:19:245
3188999150,11cyclictest721-21dbus-daemon00:02:585
3188999150,1cyclictest0-21swapper/500:16:255
31880991514,1cyclictest2972-21kworker/4:119:16:564
31880991514,1cyclictest22149-21kworker/4:121:04:234
31880991513,1cyclictest49-21ksoftirqd/422:18:434
3184799157,5cyclictest0-21swapper/021:02:430
3184799157,0cyclictest0-21swapper/021:25:490
3184799154,5cyclictest0-21swapper/020:29:370
3184799154,5cyclictest0-21swapper/019:11:480
31847991511,0cyclictest0-21swapper/020:08:430
3184799150,9cyclictest0-21swapper/020:33:390
259972150,0sleep665-21ksoftirqd/623:39:576
31904991412,1cyclictest73-21ksoftirqd/721:18:577
31904991411,2cyclictest73-21ksoftirqd/721:54:277
31904991410,3cyclictest73-21ksoftirqd/700:22:117
31904991410,3cyclictest73-21ksoftirqd/700:22:117
3190499140,10cyclictest31932-21sshd23:05:107
3189799143,5cyclictest26271-21bash21:11:006
3188999140,4cyclictest0-21swapper/500:27:355
31880991413,1cyclictest2972-21kworker/4:119:27:104
31880991413,1cyclictest14199-21kworker/4:219:36:104
31880991412,1cyclictest49-21ksoftirqd/419:42:104
3187199149,1cyclictest25138-21sshd23:18:423
3184799148,5cyclictest13002-21sshd21:42:410
3184799148,5cyclictest0-21swapper/023:42:330
3184799148,5cyclictest0-21swapper/022:49:170
3184799148,5cyclictest0-21swapper/021:39:570
3184799148,5cyclictest0-21swapper/000:33:410
3184799143,6cyclictest9-21ksoftirqd/022:55:010
3184799143,0cyclictest0-21swapper/019:12:540
292312140,0sleep129227-21sshd22:47:381
279822140,0sleep10-21swapper/123:47:451
27652140,1sleep62766-21id23:17:236
208052140,0sleep60-21swapper/623:51:186
207642140,0sleep30-21swapper/300:08:383
145712140,0sleep30-21swapper/322:17:373
31904991311,2cyclictest4143-21sshd23:48:157
3188999132,11cyclictest0-21swapper/519:54:225
3188999131,8cyclictest28072-21ystemctl22:28:135
3188999130,9cyclictest721-21dbus-daemon21:15:125
3188999130,9cyclictest0-21swapper/522:01:275
3188999130,2cyclictest17807-21systemd21:29:305
3188999130,13cyclictest0-21swapper/521:35:445
31880991312,1cyclictest14199-21kworker/4:220:29:334
31871991311,1cyclictest41-21ksoftirqd/321:37:273
3187199130,12cyclictest13301-21bash21:10:073
3185599132,5cyclictest15202-21sshd00:14:101
31855991310,2cyclictest13544-21systemd00:35:221
3185599130,12cyclictest0-21swapper/123:25:041
3184799138,5cyclictest0-21swapper/023:57:170
3184799138,5cyclictest0-21swapper/023:20:210
3184799138,5cyclictest0-21swapper/022:57:410
3184799138,5cyclictest0-21swapper/022:13:190
3184799138,5cyclictest0-21swapper/021:19:370
3184799138,5cyclictest0-21swapper/020:14:130
3184799138,5cyclictest0-21swapper/019:50:250
3184799138,5cyclictest0-21swapper/000:18:070
3184799138,5cyclictest0-21swapper/000:18:070
3184799138,5cyclictest0-21swapper/000:14:570
3184799138,1cyclictest16760-21sshd22:23:390
3184799138,0cyclictest0-21swapper/022:08:110
3184799138,0cyclictest0-21swapper/021:55:350
3184799138,0cyclictest0-21swapper/019:36:190
3184799138,0cyclictest0-21swapper/019:27:540
3184799138,0cyclictest0-21swapper/019:18:400
3184799132,6cyclictest3453-21kworker/0:321:58:430
3184799132,6cyclictest0-21swapper/020:47:150
3184799132,5cyclictest0-21swapper/023:22:490
3184799131,5cyclictest0-21swapper/000:23:270
3184799131,5cyclictest0-21swapper/000:23:270
3184799130,7cyclictest0-21swapper/023:55:170
289742130,1sleep528969-21sshd22:55:275
280652130,0sleep60-21swapper/623:22:356
185022130,0sleep1721-21dbus-daemon23:41:281
123982130,0sleep6631rcuc/621:21:256
3190499128,3cyclictest73-21ksoftirqd/722:23:287
31904991211,1cyclictest73-21ksoftirqd/700:34:227
31904991210,1cyclictest73-21ksoftirqd/723:53:377
31904991210,1cyclictest73-21ksoftirqd/722:47:597
3189799128,3cyclictest65-21ksoftirqd/623:12:426
3189799122,7cyclictest7638-21systemd-cgroups22:07:266
3189799122,6cyclictest12068-21sshd21:52:226
3189799122,4cyclictest2977-21sshd00:13:246
3189799122,4cyclictest26390-21sshd23:45:526
31897991210,1cyclictest65-21ksoftirqd/622:22:156
3189799121,5cyclictest7315-21bash22:42:316
3189799120,11cyclictest709-21systemd-logind23:53:236
3188999129,3cyclictest0-21swapper/523:27:495
3188999129,3cyclictest0-21swapper/523:27:495
3188999124,7cyclictest21961-21bash23:02:385
3188999120,6cyclictest0-21swapper/520:27:235
3188999120,2cyclictest709-21systemd-logind21:48:165
3188999120,2cyclictest709-21systemd-logind21:48:165
3188999120,2cyclictest30253-21grepconf.sh22:57:285
3188999120,2cyclictest21716-21bash23:12:245
3188999120,2cyclictest11821-21sd-pam22:32:565
3188999120,1cyclictest0-21swapper/523:47:335
3188999120,1cyclictest0-21swapper/500:34:015
31880991212,0cyclictest22149-21kworker/4:120:52:354
31880991211,1cyclictest2972-21kworker/4:119:18:504
3187199129,2cyclictest19754-21bash00:29:423
3187199128,3cyclictest41-21ksoftirqd/321:30:373
31871991210,1cyclictest41-21ksoftirqd/322:31:003
31871991210,1cyclictest41-21ksoftirqd/321:13:323
3187199120,2cyclictest15910-21sshd21:21:383
3187199120,11cyclictest3719-21kworker/3:523:48:213
3187199120,11cyclictest0-21swapper/322:52:263
3186399125,6cyclictest859-21gdbus21:20:532
3186399122,4cyclictest859-21gdbus23:07:162
3186399122,4cyclictest859-21gdbus00:19:062
3186399122,4cyclictest859-21gdbus00:19:062
3186399122,4cyclictest721-21dbus-daemon21:49:022
3186399122,4cyclictest721-21dbus-daemon21:49:022
3186399122,4cyclictest464-21systemd-journal23:50:412
31863991210,1cyclictest33-21ksoftirqd/222:55:182
31863991210,1cyclictest33-21ksoftirqd/221:57:512
3186399120,12cyclictest4624-21kworker/2:300:01:052
3186399120,12cyclictest16879-21kworker/2:322:30:592
3186399120,11cyclictest12601-21kworker/2:023:17:242
3186399120,11cyclictest1-21systemd22:08:162
3185599122,4cyclictest25599-21sshd00:01:121
31855991210,1cyclictest25-21ksoftirqd/121:43:351
3185599120,8cyclictest4133-21sshd22:42:211
3185599120,11cyclictest3910-21sshd23:19:221
3184799127,1cyclictest17553-21bash22:17:470
3184799127,0cyclictest0-21swapper/021:27:110
301672120,1sleep3721-21dbus-daemon21:49:333
301672120,1sleep3721-21dbus-daemon21:49:333
127402120,1sleep125-21ksoftirqd/100:21:411
127402120,1sleep125-21ksoftirqd/100:21:411
3190499119,1cyclictest0-21swapper/723:08:387
3190499118,3cyclictest73-21ksoftirqd/722:34:177
3190499117,1cyclictest73-21ksoftirqd/721:14:287
3190499114,4cyclictest19761-21sshd00:10:377
3190499113,4cyclictest8605-21bash23:19:387
3190499113,4cyclictest8254-21systemd-cgroups23:38:537
31904991110,1cyclictest73-21ksoftirqd/723:32:557
31904991110,1cyclictest73-21ksoftirqd/723:32:557
31904991110,1cyclictest73-21ksoftirqd/723:01:497
3190499110,9cyclictest1-21systemd22:11:177
3190499110,10cyclictest1898-21kworker/7:421:11:097
3189799119,2cyclictest23685-21sshd22:57:076
3189799119,1cyclictest65-21ksoftirqd/622:48:346
3189799119,1cyclictest65-21ksoftirqd/621:07:106
3189799119,1cyclictest65-21ksoftirqd/600:06:346
3189799115,3cyclictest32439-21bash21:30:216
3189799115,1cyclictest857-21polkitd00:22:176
3189799115,1cyclictest857-21polkitd00:22:176
31897991110,1cyclictest65-21ksoftirqd/621:12:256
3189799110,11cyclictest0-21swapper/622:33:186
3189799110,10cyclictest12900-21sshd00:31:236
3188999116,5cyclictest1844-21nfsd20:14:055
3188999110,6cyclictest0-21swapper/519:41:315
3188999110,2cyclictest464-21systemd-journal00:07:485
3188999110,2cyclictest24058-21ntp_states20:47:285
3188999110,1cyclictest0-21swapper/521:07:115
3188999110,1cyclictest0-21swapper/520:42:285
3188999110,0cyclictest0-21swapper/519:18:305
3188099119,1cyclictest49-21ksoftirqd/420:42:094
31880991110,1cyclictest31626-21kworker/4:219:08:264
31880991110,1cyclictest14199-21kworker/4:220:08:554
31880991110,1cyclictest14199-21kworker/4:219:48:174
3187199119,1cyclictest709-21systemd-logind23:35:373
3187199119,1cyclictest709-21systemd-logind23:35:373
3187199119,1cyclictest41-21ksoftirqd/323:02:283
3187199119,1cyclictest41-21ksoftirqd/322:48:353
3187199114,4cyclictest30288-21sshd23:11:003
3187199114,4cyclictest1-21systemd21:42:363
3187199112,6cyclictest7019-21sshd00:00:023
3187199110,10cyclictest22930-21systemd-cgroups21:35:493
3187199110,10cyclictest19102-21kworker/3:122:23:253
3187199110,1cyclictest15678-21sshd23:41:183
3186399119,1cyclictest721-21dbus-daemon22:50:032
3186399113,2cyclictest19261-21grep23:00:422
3186399112,5cyclictest0-21swapper/221:12:162
3186399112,4cyclictest709-21systemd-logind00:32:202
3186399112,4cyclictest705-21nscd21:39:292
3186399112,4cyclictest28764-21sshd22:43:502
31863991110,1cyclictest33-21ksoftirqd/223:15:252
3186399110,5cyclictest2058-21grep21:32:342
3186399110,11cyclictest1846-21kworker/2:321:29:282
3186399110,10cyclictest27646-21kworker/2:022:33:082
3186399110,10cyclictest0-21swapper/222:16:192
3185599119,1cyclictest25-21ksoftirqd/122:58:401
3185599119,1cyclictest25-21ksoftirqd/122:00:371
3185599119,1cyclictest25-21ksoftirqd/121:17:321
3185599119,1cyclictest0-21swapper/123:55:371
3185599119,1cyclictest0-21swapper/123:43:381
3185599117,1cyclictest25-21ksoftirqd/123:08:371
31855991110,1cyclictest25-21ksoftirqd/123:14:201
31855991110,1cyclictest25-21ksoftirqd/122:19:551
3185599110,10cyclictest1-21systemd23:29:461
3185599110,10cyclictest1-21systemd23:29:461
3190499109,1cyclictest12034-21sshd22:15:407
3190499109,1cyclictest0-21swapper/700:19:447
3190499109,1cyclictest0-21swapper/700:19:447
3190499108,1cyclictest73-21ksoftirqd/721:32:237
3190499105,2cyclictest26058-21sshd23:30:137
3190499105,2cyclictest26058-21sshd23:30:137
3190499104,3cyclictest1-21systemd22:21:357
3190499102,4cyclictest9094-21bash22:03:427
3190499100,9cyclictest19273-21kworker/7:422:27:577
3190499100,4cyclictest721-21dbus-daemon21:23:107
3190499100,10cyclictest13415-21sshd21:42:437
3190499100,10cyclictest0-21swapper/721:29:197
3189799108,1cyclictest65-21ksoftirqd/623:07:306
3189799108,1cyclictest65-21ksoftirqd/621:38:266
3189799105,3cyclictest730-21NetworkManager22:27:156
3189799105,1cyclictest857-21polkitd22:04:246
3189799103,6cyclictest464-21systemd-journal21:43:096
3189799103,6cyclictest3844-21sshd21:24:496
3189799101,4cyclictest23575-21sshd23:30:046
3189799101,4cyclictest23575-21sshd23:30:046
3189799100,9cyclictest27056-21kworker/6:300:08:466
3189799100,5cyclictest8109-21sshd22:58:036
3189799100,5cyclictest20306-21systemd22:14:116
3189799100,4cyclictest85150irq/25-em1-rx-021:34:366
3189799100,4cyclictest0-21swapper/622:01:346
3189799100,4cyclictest0-21swapper/621:47:176
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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