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2026-04-29 - 12:22
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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 Apr 29, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2286899131128,2cyclictest29536-21bash00:28:373
2286899131128,2cyclictest29536-21bash00:28:373
22885999354,0cyclictest0-21swapper/500:28:385
22885999354,0cyclictest0-21swapper/500:28:385
22893998549,36cyclictest0-21swapper/600:28:376
22893998549,36cyclictest0-21swapper/600:28:376
21052790,0sleep30-21swapper/323:06:433
126572740,1sleep341-21ksoftirqd/322:24:543
118702700,0sleep0111rcuc/000:08:310
22842996138,1cyclictest29381-21grep00:28:370
22842996138,1cyclictest29381-21grep00:28:370
275462530,0sleep40-21swapper/422:02:214
2247325229,9sleep40-21swapper/419:06:284
39092490,2sleep42287799cyclictest23:29:514
2239224825,8sleep10-21swapper/119:05:211
124632470,0sleep70-21swapper/722:48:057
99932460,2sleep72290199cyclictest22:01:197
46782460,0sleep10-21swapper/122:53:191
288832460,0sleep20-21swapper/221:33:352
54392450,0sleep40-21swapper/423:48:574
282072450,0sleep6721-21dbus-daemon21:43:166
197892450,0sleep30-21swapper/321:56:113
29262440,1sleep42907-21sshd00:32:464
64812430,0sleep50-21swapper/500:19:335
29172430,0sleep20-21swapper/219:29:562
274832430,0sleep30-21swapper/300:00:013
221632430,0sleep60-21swapper/622:05:516
19692430,0sleep10-21swapper/122:35:411
101612430,2sleep610162-21sshd22:17:046
97192420,0sleep40-21swapper/423:41:364
254552420,0sleep20-21swapper/221:54:422
22901994242,0cyclictest30665-21kworker/7:200:28:387
22901994242,0cyclictest30665-21kworker/7:200:28:387
22858994240,1cyclictest13550irq/24-ahci[00000:28:372
22858994240,1cyclictest13550irq/24-ahci[00000:28:372
73132410,1sleep77314-21grepconf.sh22:34:117
73132410,1sleep77314-21grepconf.sh22:34:117
2263824128,9sleep70-21swapper/719:08:487
2244124129,9sleep30-21swapper/319:06:033
229422400,0sleep10-21swapper/121:54:331
2267623927,8sleep00-21swapper/019:09:210
202392390,0sleep70-21swapper/722:05:447
2023723927,9sleep20-21swapper/219:04:502
58652380,0sleep00-21swapper/023:50:450
2242623827,8sleep60-21swapper/619:05:506
223902380,0sleep70-21swapper/721:48:467
2023123827,8sleep50-21swapper/519:04:455
50672370,1sleep01-21systemd21:14:510
75342360,0sleep00-21swapper/000:15:440
108682360,0sleep10-21swapper/123:03:211
22850993332,1cyclictest241ktimersoftd/100:28:371
22850993332,1cyclictest241ktimersoftd/100:28:371
2285099249,3cyclictest25-21ksoftirqd/121:29:201
2285099219,1cyclictest131rcu_sched23:07:041
22850992117,3cyclictest25-21ksoftirqd/123:15:361
263402200,6sleep6758-21runrttasks21:05:046
242712200,0sleep30-21swapper/323:13:483
22877992018,1cyclictest18862-21kworker/u16:500:28:374
22877992018,1cyclictest18862-21kworker/u16:500:28:374
22850992016,3cyclictest25-21ksoftirqd/123:48:531
22850992015,4cyclictest25-21ksoftirqd/122:07:071
114942200,0sleep10-21swapper/100:10:161
267512190,0sleep70-21swapper/723:12:007
2285099198,2cyclictest25-21ksoftirqd/123:19:541
2285099195,1cyclictest25-21ksoftirqd/121:35:531
2285099191,1cyclictest25-21ksoftirqd/121:42:101
2285099190,1cyclictest709-21systemd-logind22:29:561
2285099190,1cyclictest709-21systemd-logind22:29:561
22901991812,5cyclictest29598-21systemd22:23:587
2285099182,3cyclictest25-21ksoftirqd/100:21:171
22850991816,1cyclictest464-21systemd-journal22:56:431
22850991816,1cyclictest25-21ksoftirqd/123:53:041
22850991815,1cyclictest25-21ksoftirqd/121:21:171
22850991814,3cyclictest25-21ksoftirqd/123:58:451
22850991814,1cyclictest25-21ksoftirqd/123:35:531
22850991814,1cyclictest25-21ksoftirqd/121:45:351
22850991812,3cyclictest25-21ksoftirqd/100:15:381
22850991810,5cyclictest25-21ksoftirqd/122:22:051
2288599173,5cyclictest20471-21grepconf.sh21:21:325
2288599173,1cyclictest13864-21grep21:48:145
2285099177,2cyclictest25-21ksoftirqd/122:40:141
22850991715,1cyclictest25-21ksoftirqd/123:28:051
22850991715,1cyclictest25-21ksoftirqd/123:13:361
22850991715,1cyclictest25-21ksoftirqd/122:45:411
22850991715,1cyclictest25-21ksoftirqd/121:30:521
22850991715,1cyclictest25-21ksoftirqd/100:29:581
22850991715,1cyclictest25-21ksoftirqd/100:00:241
22850991714,1cyclictest25-21ksoftirqd/122:03:571
22850991713,3cyclictest25-21ksoftirqd/121:55:021
101592170,0sleep60-21swapper/600:36:566
294472160,0sleep20-21swapper/223:37:012
22901991614,1cyclictest73-21ksoftirqd/723:17:417
2288599162,2cyclictest0-21swapper/523:47:365
2288599162,2cyclictest0-21swapper/522:33:365
2288599162,2cyclictest0-21swapper/522:33:365
2288599162,1cyclictest2713-21sshd23:14:265
2288599162,1cyclictest19502-21grep00:24:185
2288599162,1cyclictest14932-21cat20:45:045
22877991615,1cyclictest49-21ksoftirqd/421:39:264
22877991614,2cyclictest49-21ksoftirqd/422:26:554
22877991614,1cyclictest49-21ksoftirqd/421:34:114
22850991615,1cyclictest25-21ksoftirqd/122:16:161
22850991614,1cyclictest25-21ksoftirqd/122:09:481
22850991614,1cyclictest25-21ksoftirqd/100:36:081
22850991614,1cyclictest25-21ksoftirqd/100:05:401
22850991613,1cyclictest25-21ksoftirqd/123:41:541
22850991613,1cyclictest25-21ksoftirqd/122:26:441
22850991613,1cyclictest25-21ksoftirqd/121:11:221
216092160,0sleep70-21swapper/723:03:597
28152150,1sleep02811-21grepconf.sh23:56:300
22901991514,1cyclictest73-21ksoftirqd/723:42:467
22901991513,1cyclictest73-21ksoftirqd/723:37:207
22901991513,1cyclictest73-21ksoftirqd/700:06:167
22901991512,3cyclictest73-21ksoftirqd/723:54:457
2288599159,1cyclictest21668-21sshd22:58:085
22885991510,1cyclictest15388-21sshd23:22:505
2288599150,3cyclictest0-21swapper/522:12:385
22877991513,1cyclictest49-21ksoftirqd/422:14:444
22877991513,1cyclictest49-21ksoftirqd/421:19:054
22850991513,1cyclictest25-21ksoftirqd/123:29:541
22850991513,1cyclictest25-21ksoftirqd/121:15:371
167362150,0sleep449-21ksoftirqd/420:49:574
144632150,0sleep40-21swapper/423:15:014
129962150,1sleep412997-21grepconf.sh21:48:114
58152140,0sleep00-21swapper/021:39:580
39912140,0sleep41-21systemd00:08:034
297172140,0sleep50-21swapper/500:07:405
254992140,1sleep625487-21bash00:07:256
233032140,0sleep40-21swapper/421:27:374
22901991413,1cyclictest73-21ksoftirqd/721:09:517
22901991412,1cyclictest73-21ksoftirqd/723:30:007
22901991412,1cyclictest73-21ksoftirqd/721:34:557
22901991410,1cyclictest73-21ksoftirqd/722:10:397
2290199140,13cyclictest12102-21kworker/7:423:52:547
22893991412,1cyclictest65-21ksoftirqd/622:54:246
2288599148,1cyclictest15535-21sshd21:55:545
2288599143,2cyclictest0-21swapper/500:39:145
2288599143,0cyclictest0-21swapper/521:12:105
2288599142,0cyclictest0-21swapper/523:31:185
22885991411,2cyclictest18446-21systemd21:42:395
2288599140,1cyclictest2489-21grepconf.sh21:26:205
2288599140,1cyclictest19261-21sshd21:15:465
2288599140,1cyclictest18040-21grep00:01:205
2288599140,0cyclictest0-21swapper/522:18:025
22877991413,1cyclictest49-21ksoftirqd/421:51:094
22877991412,1cyclictest49-21ksoftirqd/423:49:454
2286899140,13cyclictest14462-21systemd-cgroups23:30:223
22858991412,2cyclictest33-21ksoftirqd/222:01:582
22858991412,1cyclictest33-21ksoftirqd/223:55:182
22858991412,1cyclictest33-21ksoftirqd/222:42:202
22858991411,2cyclictest33-21ksoftirqd/223:30:112
2285899140,13cyclictest8236-21kworker/2:122:48:242
19162140,0sleep70-21swapper/721:18:347
128082140,0sleep40-21swapper/400:21:574
239502130,1sleep323951-21bash00:09:143
2290199139,1cyclictest15-21kswork21:50:077
22901991312,1cyclictest73-21ksoftirqd/723:07:477
22901991312,1cyclictest73-21ksoftirqd/721:42:247
22901991311,1cyclictest73-21ksoftirqd/723:59:567
22901991311,1cyclictest73-21ksoftirqd/722:58:447
22901991311,1cyclictest73-21ksoftirqd/722:49:447
22901991311,1cyclictest73-21ksoftirqd/722:38:557
22901991311,1cyclictest73-21ksoftirqd/722:18:487
22901991311,1cyclictest73-21ksoftirqd/721:34:267
22901991311,1cyclictest73-21ksoftirqd/700:35:307
22901991311,1cyclictest73-21ksoftirqd/700:22:307
2289399139,1cyclictest65-21ksoftirqd/622:34:156
2289399139,1cyclictest65-21ksoftirqd/622:34:156
22893991311,1cyclictest65-21ksoftirqd/623:13:576
2288599139,3cyclictest57-21ksoftirqd/523:42:105
2288599138,2cyclictest24939-21sshd23:06:085
2288599133,0cyclictest0-21swapper/519:44:105
2288599132,2cyclictest0-21swapper/523:39:065
2288599130,4cyclictest0-21swapper/522:05:425
2287799139,3cyclictest49-21ksoftirqd/422:30:304
2287799139,3cyclictest49-21ksoftirqd/422:30:304
22877991312,1cyclictest49-21ksoftirqd/422:36:484
22877991311,1cyclictest49-21ksoftirqd/422:59:434
22877991311,1cyclictest49-21ksoftirqd/422:44:524
22877991311,1cyclictest49-21ksoftirqd/421:23:554
2287799130,12cyclictest13839-21sshd21:55:484
22858991312,1cyclictest33-21ksoftirqd/223:23:372
22858991311,2cyclictest33-21ksoftirqd/222:30:152
22858991311,2cyclictest33-21ksoftirqd/222:30:152
22858991311,1cyclictest33-21ksoftirqd/222:23:072
22858991311,1cyclictest33-21ksoftirqd/222:16:512
2285899130,12cyclictest15824-21kworker/2:421:38:292
2284299133,4cyclictest30574-21sshd21:33:410
2284299133,4cyclictest29581-21sshd22:58:360
22842991311,1cyclictest9-21ksoftirqd/022:25:280
22842991311,1cyclictest9-21ksoftirqd/021:22:560
22842991311,1cyclictest14865-21sshd23:47:350
2284299130,12cyclictest27554-21kworker/0:223:37:150
2284299130,12cyclictest16765-21sshd23:24:500
207692130,0sleep20-21swapper/200:14:422
206362130,1sleep220632-21systemd00:20:182
136342130,0sleep40-21swapper/423:38:004
39772120,0sleep00-21swapper/000:23:210
230732120,1sleep023077-21cpuspeed_turbos22:44:530
2290199129,2cyclictest73-21ksoftirqd/723:24:217
2290199128,3cyclictest73-21ksoftirqd/721:24:527
22901991211,1cyclictest15-21kswork22:39:447
22901991210,1cyclictest73-21ksoftirqd/723:25:517
22901991210,1cyclictest73-21ksoftirqd/722:27:007
22901991210,1cyclictest73-21ksoftirqd/721:54:577
22901991210,1cyclictest73-21ksoftirqd/700:31:377
22901991210,1cyclictest73-21ksoftirqd/700:15:347
2289399128,3cyclictest65-21ksoftirqd/621:24:456
2289399128,1cyclictest65-21ksoftirqd/622:01:516
2289399127,1cyclictest65-21ksoftirqd/622:13:026
22893991211,1cyclictest65-21ksoftirqd/600:31:096
22893991210,1cyclictest709-21systemd-logind21:46:056
22893991210,1cyclictest65-21ksoftirqd/622:47:186
22893991210,1cyclictest65-21ksoftirqd/621:34:476
2288599124,5cyclictest0-21swapper/523:29:225
2288599123,6cyclictest0-21swapper/519:29:485
2288599123,5cyclictest0-21swapper/522:41:285
2288599120,3cyclictest0-21swapper/523:51:385
2288599120,3cyclictest0-21swapper/522:34:485
2288599120,3cyclictest0-21swapper/522:29:205
2288599120,3cyclictest0-21swapper/521:38:265
2288599120,2cyclictest0-21swapper/500:32:065
2288599120,1cyclictest857-21polkitd22:24:285
2288599120,0cyclictest0-21swapper/522:52:305
2288599120,0cyclictest0-21swapper/522:01:345
2288599120,0cyclictest0-21swapper/521:50:365
2288599120,0cyclictest0-21swapper/521:29:465
2287799124,5cyclictest14946-21sshd22:05:244
22877991210,1cyclictest49-21ksoftirqd/423:57:424
22877991210,1cyclictest49-21ksoftirqd/423:28:354
22877991210,1cyclictest49-21ksoftirqd/422:22:544
22877991210,1cyclictest49-21ksoftirqd/422:10:404
22877991210,1cyclictest49-21ksoftirqd/421:40:584
2286899125,4cyclictest17811-21systemd21:48:283
2286899123,5cyclictest669-21avahi-daemon21:40:523
22868991210,1cyclictest41-21ksoftirqd/300:22:313
2286899120,11cyclictest15910-21sshd23:51:213
2285899129,2cyclictest19773-21id23:26:522
2285899128,1cyclictest33-21ksoftirqd/200:01:512
22858991211,1cyclictest33-21ksoftirqd/222:54:592
22858991211,1cyclictest33-21ksoftirqd/222:51:202
22858991211,1cyclictest33-21ksoftirqd/222:12:322
22858991211,1cyclictest33-21ksoftirqd/221:26:052
22858991210,1cyclictest33-21ksoftirqd/223:49:052
22858991210,1cyclictest33-21ksoftirqd/223:40:352
22858991210,1cyclictest33-21ksoftirqd/223:12:572
22858991210,1cyclictest33-21ksoftirqd/200:33:272
22858991210,1cyclictest33-21ksoftirqd/200:17:362
2285899120,2cyclictest26501-21grepconf.sh23:50:032
2285899120,12cyclictest27586-21kworker/2:321:16:012
2284299122,4cyclictest721-21dbus-daemon21:38:260
2284299122,4cyclictest4527-21sshd22:34:010
2284299122,4cyclictest4527-21sshd22:34:010
2284299122,4cyclictest3999-21sshd21:55:120
2284299122,4cyclictest0-21swapper/000:34:320
22842991211,1cyclictest9-21ksoftirqd/023:39:560
22842991211,1cyclictest9-21ksoftirqd/022:18:220
167092120,1sleep616707-21bash23:55:166
114932120,0sleep40-21swapper/423:13:014
306002110,0sleep20-21swapper/221:20:142
247032110,0sleep60-21swapper/623:15:356
245652110,0sleep30-21swapper/323:34:543
2290199119,1cyclictest73-21ksoftirqd/721:21:097
2290199119,1cyclictest73-21ksoftirqd/700:10:397
2290199117,3cyclictest73-21ksoftirqd/723:47:497
2289399119,1cyclictest721-21dbus-daemon23:00:016
2289399119,1cyclictest65-21ksoftirqd/623:25:326
2289399119,1cyclictest65-21ksoftirqd/622:29:226
2289399119,1cyclictest65-21ksoftirqd/621:54:136
2289399119,1cyclictest65-21ksoftirqd/621:30:266
2289399119,1cyclictest0-21swapper/621:15:016
2289399113,4cyclictest4860-21grep22:39:566
22893991110,1cyclictest65-21ksoftirqd/623:45:586
22893991110,1cyclictest65-21ksoftirqd/600:20:036
2289399110,10cyclictest3953-21grep21:59:106
2288599119,1cyclictest57-21ksoftirqd/523:16:225
2288599119,1cyclictest0-21swapper/523:00:125
2288599110,2cyclictest20708-21sshd00:14:425
2287799119,1cyclictest49-21ksoftirqd/423:06:434
2287799118,3cyclictest49-21ksoftirqd/422:56:144
22877991110,1cyclictest49-21ksoftirqd/422:51:594
2286899119,1cyclictest41-21ksoftirqd/322:10:003
2286899114,4cyclictest721-21dbus-daemon22:06:153
2286899112,4cyclictest30411-21grep00:11:243
22868991110,1cyclictest41-21ksoftirqd/323:15:013
2286899110,1cyclictest0-21swapper/322:03:213
2285899119,1cyclictest33-21ksoftirqd/222:35:332
2285899119,1cyclictest33-21ksoftirqd/221:56:412
2285899119,1cyclictest33-21ksoftirqd/221:44:272
2285899118,3cyclictest33-21ksoftirqd/222:26:252
2285899118,2cyclictest33-21ksoftirqd/223:19:092
2285899118,2cyclictest33-21ksoftirqd/200:09:102
22858991110,1cyclictest33-21ksoftirqd/222:06:212
22858991110,1cyclictest33-21ksoftirqd/221:09:572
22858991110,1cyclictest33-21ksoftirqd/200:38:532
22858991110,1cyclictest15824-21kworker/2:421:48:112
2285899110,11cyclictest597-21kworker/2:423:01:422
2284299119,1cyclictest9-21ksoftirqd/023:04:310
2284299119,1cyclictest9-21ksoftirqd/022:42:050
2284299118,2cyclictest9-21ksoftirqd/023:32:350
2284299113,2cyclictest1-21systemd22:36:260
22842991110,1cyclictest9-21ksoftirqd/023:21:250
2284299111,4cyclictest9213-21sshd23:05:070
2284299111,4cyclictest30335-21systemd22:12:150
2284299111,4cyclictest1-21systemd21:53:480
2284299110,5cyclictest6532-21grep23:10:470
2284299110,5cyclictest28827-21sshd22:00:310
2284299110,5cyclictest28621-21cp22:52:480
2284299110,11cyclictest32637-21kworker/0:500:13:150
2289399109,1cyclictest65-21ksoftirqd/622:55:026
2289399108,1cyclictest65-21ksoftirqd/623:30:386
2289399104,3cyclictest20035-21kill21:19:436
2289399103,3cyclictest1-21systemd00:11:476
2289399102,5cyclictest2197-21bash22:35:426
2289399101,7cyclictest13696-21systemd00:01:046
2289399101,6cyclictest30777-21nscd21:13:586
2289399101,6cyclictest3034-21id22:20:246
2289399101,3cyclictest25353-21sd-pam23:36:476
2289399100,4cyclictest24615-21sshd00:14:556
2289399100,2cyclictest15461-21systemd-cgroups23:20:516
2289399100,10cyclictest22681-21kworker/6:123:06:176
2288599109,1cyclictest57-21ksoftirqd/522:44:485
2288599100,2cyclictest0-21swapper/523:59:025
2288599100,10cyclictest0-21swapper/519:46:585
2287799109,1cyclictest49-21ksoftirqd/423:19:484
2287799108,1cyclictest49-21ksoftirqd/422:41:424
2287799108,1cyclictest49-21ksoftirqd/421:10:454
2287799108,1cyclictest49-21ksoftirqd/400:15:294
2287799108,1cyclictest49-21ksoftirqd/400:02:064
2287799103,4cyclictest709-21systemd-logind00:12:054
2287799100,10cyclictest0-21swapper/400:35:354
2286899109,1cyclictest0-21swapper/321:25:403
2286899108,1cyclictest41-21ksoftirqd/323:00:523
2286899108,1cyclictest41-21ksoftirqd/322:46:573
2286899108,1cyclictest41-21ksoftirqd/321:14:533
2286899108,1cyclictest41-21ksoftirqd/300:36:293
2286899104,4cyclictest7322-21systemd23:43:253
2286899104,3cyclictest663-21in:imjournal21:37:583
2286899104,3cyclictest11108-21systemd21:20:593
2286899104,2cyclictest1156-21grep22:43:363
2286899103,4cyclictest3965-21sshd22:53:173
2286899103,4cyclictest10364-21grep22:17:053
2286899100,9cyclictest3811-21kworker/3:021:51:133
2286899100,10cyclictest6432-21kworker/3:200:30:213
2285899108,1cyclictest33-21ksoftirqd/223:05:402
2285099109,1cyclictest25-21ksoftirqd/119:24:431
2285099109,1cyclictest21814-21kworker/1:221:06:201
2285099109,1cyclictest21814-21kworker/1:220:14:101
22850991010,0cyclictest21814-21kworker/1:220:21:161
2284299109,1cyclictest0-21swapper/021:11:560
2284299104,6cyclictest0-21swapper/021:26:300
2284299102,2cyclictest27391-21bash00:37:590
2284299100,4cyclictest721-21dbus-daemon23:16:120
2284299100,4cyclictest3637-21sshd21:45:350
2284299100,4cyclictest1-21systemd22:04:510
2284299100,4cyclictest0-21swapper/022:21:250
229019990,9cyclictest0-21swapper/719:19:447
229019990,0cyclictest0-21swapper/720:19:577
228939998,1cyclictest65-21ksoftirqd/623:52:006
228939992,3cyclictest10974-21grepconf.sh23:39:476
228939990,9cyclictest0-21swapper/619:19:566
228779990,9cyclictest0-21swapper/419:10:024
228689999,0cyclictest0-21swapper/319:25:043
228689997,1cyclictest41-21ksoftirqd/322:57:313
228689997,1cyclictest41-21ksoftirqd/322:19:483
228689996,1cyclictest41-21ksoftirqd/322:29:523
228689996,1cyclictest41-21ksoftirqd/322:29:523
228689993,5cyclictest8975-21grepconf.sh21:12:503
228689993,5cyclictest1045-21sshd23:20:003
228689993,3cyclictest28900-21sshd23:56:053
228689993,1cyclictest19753-21sshd23:24:573
228689992,4cyclictest721-21dbus-daemon21:30:433
228689992,4cyclictest721-21dbus-daemon00:15:423
228689992,2cyclictest19884-21grepconf.sh22:36:483
228689991,2cyclictest709-21systemd-logind23:44:453
228689990,0cyclictest0-21swapper/319:59:553
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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