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2026-06-16 - 09:16
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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 Tue Jun 16, 2026 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24884991210,120cyclictest31515-21kworker/0:623:12:510
116912930,0sleep20-21swapper/222:12:212
276922880,1sleep12489299cyclictest00:00:321
60982760,0sleep7711rcuc/721:41:267
24899997226,1cyclictest5357-21sshd23:12:522
24933996430,34cyclictest0-21swapper/623:12:516
294152530,0sleep029407-21sshd22:36:060
150592520,1sleep615060-21grepconf.sh23:30:506
124082520,0sleep40-21swapper/422:38:504
64532510,0sleep20-21swapper/222:17:422
2457225126,9sleep00-21swapper/019:05:290
57362490,0sleep20-21swapper/200:16:432
57362490,0sleep20-21swapper/200:16:432
199062490,1sleep719904-21grepconf.sh00:30:507
24919994848,0cyclictest28956-21kworker/4:323:12:524
100672480,1sleep110066-21sshd21:45:371
327412460,1sleep732742-21grep22:19:077
274402460,1sleep527439-21sshd22:13:125
24911994643,2cyclictest5217-21sshd23:12:513
241242460,0sleep70-21swapper/721:32:377
86252450,1sleep08628-21kthreadd23:49:420
307692440,1sleep449-21ksoftirqd/400:00:434
2472224431,9sleep70-21swapper/719:07:377
128572440,2sleep12489299cyclictest23:24:521
269572430,0sleep10-21swapper/122:32:141
245762430,0sleep00-21swapper/000:31:070
141232430,0sleep09-21ksoftirqd/000:20:580
73742420,0sleep70-21swapper/722:51:597
63382420,1sleep16324-21bash21:54:501
56062420,0sleep70-21swapper/723:24:267
281812420,0sleep00-21swapper/022:28:210
273002420,0sleep00-21swapper/000:04:160
262242420,0sleep40-21swapper/423:37:134
2453524230,9sleep30-21swapper/319:05:003
224112420,1sleep422414-21sshd23:50:344
176942420,0sleep40-21swapper/422:20:084
8302410,0sleep00-21swapper/021:12:280
289572410,0sleep20-21swapper/221:44:422
2441524129,8sleep60-21swapper/619:03:276
41912400,0sleep10-21swapper/123:16:431
2453424029,8sleep20-21swapper/219:04:592
2450524027,9sleep50-21swapper/519:04:385
2442324028,9sleep40-21swapper/419:03:334
2445623926,9sleep10-21swapper/119:04:021
2489299380,37cyclictest0-21swapper/123:12:511
192122380,0sleep30-21swapper/323:06:043
2492799360,35cyclictest4172-21kworker/5:123:12:515
79482350,0sleep1231rcuc/123:32:211
26592280,0sleep00-21swapper/022:43:590
45962250,0sleep70-21swapper/723:12:497
24884992515,9cyclictest9-21ksoftirqd/021:41:420
174772240,10sleep685150irq/25-em1-rx-022:39:086
2488499236,11cyclictest0-21swapper/023:03:200
316002220,0sleep331588-21sshd22:15:183
24933992116,4cyclictest464-21systemd-journal21:11:306
24884992115,5cyclictest9-21ksoftirqd/023:18:400
319622200,0sleep00-21swapper/023:53:110
24933992015,3cyclictest65-21ksoftirqd/622:30:306
2488499203,12cyclictest9-21ksoftirqd/021:58:480
2493399199,4cyclictest65-21ksoftirqd/600:00:386
24933991917,1cyclictest65-21ksoftirqd/622:35:446
24933991917,1cyclictest65-21ksoftirqd/600:18:026
24933991915,3cyclictest65-21ksoftirqd/622:15:126
2488499192,5cyclictest0-21swapper/023:43:120
24884991914,0cyclictest0-21swapper/019:09:150
121702190,1sleep449-21ksoftirqd/421:16:484
3822180,2sleep60-21swapper/621:18:036
2493399187,1cyclictest65-21ksoftirqd/600:31:456
2493399184,2cyclictest65-21ksoftirqd/623:18:156
24933991815,1cyclictest1844-21nfsd22:51:446
24933991814,4cyclictest65-21ksoftirqd/622:09:276
24933991812,3cyclictest65-21ksoftirqd/622:18:566
2493399180,2cyclictest65-21ksoftirqd/623:05:296
2488499187,5cyclictest0-21swapper/020:40:020
2488499187,0cyclictest0-21swapper/021:16:380
2488499184,11cyclictest709-21systemd-logind00:17:540
2488499184,11cyclictest709-21systemd-logind00:17:540
24884991813,0cyclictest0-21swapper/020:43:220
24884991813,0cyclictest0-21swapper/020:43:220
23582180,0sleep2756-21sshd22:06:042
2493399176,10cyclictest65-21ksoftirqd/623:35:146
2493399175,3cyclictest65-21ksoftirqd/621:35:466
2493399173,1cyclictest65-21ksoftirqd/600:05:276
24933991716,1cyclictest65-21ksoftirqd/621:51:556
24933991714,3cyclictest65-21ksoftirqd/621:54:446
24933991714,3cyclictest15-21kswork21:27:196
24933991714,1cyclictest65-21ksoftirqd/622:23:446
24933991714,1cyclictest65-21ksoftirqd/600:11:386
24933991713,3cyclictest464-21systemd-journal21:13:266
24933991712,3cyclictest65-21ksoftirqd/622:53:436
19452170,0sleep30-21swapper/321:23:363
184392170,0sleep30-21swapper/321:51:483
2493399169,5cyclictest65-21ksoftirqd/623:42:346
2493399166,3cyclictest65-21ksoftirqd/622:58:356
2493399166,1cyclictest65-21ksoftirqd/621:40:416
2493399166,1cyclictest65-21ksoftirqd/621:29:406
2493399165,1cyclictest65-21ksoftirqd/623:50:016
2493399163,1cyclictest65-21ksoftirqd/623:56:326
2493399162,3cyclictest65-21ksoftirqd/623:13:496
2493399162,3cyclictest65-21ksoftirqd/622:44:176
24933991614,1cyclictest65-21ksoftirqd/623:45:196
24933991614,1cyclictest65-21ksoftirqd/623:24:086
2493399160,16cyclictest7955-21kworker/6:122:00:056
2493399160,15cyclictest26743-21kworker/6:522:03:026
24899991614,1cyclictest33-21ksoftirqd/223:36:032
24899991613,2cyclictest33-21ksoftirqd/223:56:132
2488499169,6cyclictest0-21swapper/022:17:360
2488499162,6cyclictest0-21swapper/023:34:080
24884991610,5cyclictest1-21systemd23:00:440
185512160,0sleep40-21swapper/421:28:184
137292160,0sleep40-21swapper/423:24:554
83102150,0sleep40-21swapper/400:36:084
287752150,0sleep20-21swapper/222:28:232
24933991513,1cyclictest65-21ksoftirqd/621:44:176
24933991513,1cyclictest65-21ksoftirqd/600:35:406
24933991513,1cyclictest65-21ksoftirqd/600:26:056
24933991513,1cyclictest65-21ksoftirqd/600:26:056
24933991510,1cyclictest65-21ksoftirqd/600:14:336
24933991510,1cyclictest65-21ksoftirqd/600:14:336
24911991513,1cyclictest41-21ksoftirqd/321:35:023
24911991512,2cyclictest41-21ksoftirqd/323:58:123
24899991513,2cyclictest33-21ksoftirqd/222:22:562
24899991513,1cyclictest33-21ksoftirqd/223:45:332
24899991513,1cyclictest33-21ksoftirqd/222:44:072
2488499159,5cyclictest1-21systemd21:21:240
2488499159,1cyclictest721-21dbus-daemon00:25:100
2488499159,1cyclictest721-21dbus-daemon00:25:100
2488499158,6cyclictest0-21swapper/023:24:260
2488499154,6cyclictest0-21swapper/022:10:120
2488499154,0cyclictest0-21swapper/019:44:050
2488499154,0cyclictest0-21swapper/019:14:030
2488499150,9cyclictest0-21swapper/022:27:340
2488499150,9cyclictest0-21swapper/021:37:360
24941991411,2cyclictest10779-21grepconf.sh21:33:377
2492799145,8cyclictest721-21dbus-daemon00:20:045
2492799142,3cyclictest0-21swapper/521:49:545
2491999140,1cyclictest8926-21sshd22:00:434
2491199148,3cyclictest16152-21kill21:30:063
24911991412,1cyclictest41-21ksoftirqd/300:10:083
24911991411,1cyclictest41-21ksoftirqd/322:27:583
24911991410,1cyclictest41-21ksoftirqd/323:22:443
24899991413,1cyclictest33-21ksoftirqd/223:05:102
24899991413,1cyclictest33-21ksoftirqd/221:30:472
24899991413,1cyclictest33-21ksoftirqd/221:17:292
24899991413,1cyclictest33-21ksoftirqd/200:30:152
24899991412,1cyclictest33-21ksoftirqd/200:06:112
24899991411,2cyclictest33-21ksoftirqd/221:58:062
2488499149,5cyclictest9-21ksoftirqd/022:19:500
2488499148,6cyclictest0-21swapper/021:00:400
2488499148,5cyclictest9-21ksoftirqd/022:54:260
2488499148,5cyclictest464-21systemd-journal00:34:500
2488499148,5cyclictest0-21swapper/022:04:480
2488499142,0cyclictest0-21swapper/021:54:320
24884991412,1cyclictest9-21ksoftirqd/021:29:160
24884991412,1cyclictest709-21systemd-logind21:43:160
109222140,0sleep70-21swapper/721:10:597
308062130,1sleep22489999cyclictest21:34:572
285092130,0sleep40-21swapper/400:08:124
274472130,0sleep10-21swapper/121:38:401
251432130,0sleep40-21swapper/423:04:294
24941991310,2cyclictest29799-21bash22:09:347
2494199130,12cyclictest24585-21sshd00:37:087
2492799135,7cyclictest12765-21bash21:45:465
2492799135,2cyclictest18363-21sshd21:13:205
2492799134,8cyclictest9905-21systemd23:53:445
2492799134,8cyclictest5690-21ystemctl23:43:365
2492799132,2cyclictest0-21swapper/521:52:585
2492799132,0cyclictest0-21swapper/523:05:425
2492799132,0cyclictest0-21swapper/500:01:385
2492799131,3cyclictest464-21systemd-journal21:18:105
2492799130,7cyclictest0-21swapper/500:30:465
2492799130,6cyclictest0-21swapper/500:15:365
2492799130,6cyclictest0-21swapper/500:15:365
2492799130,3cyclictest0-21swapper/522:47:385
2491999133,4cyclictest27596-21sshd21:42:434
2491199130,12cyclictest28058-21rm21:13:573
2491199130,1cyclictest0-21swapper/322:22:283
2489999139,1cyclictest33-21ksoftirqd/223:22:572
2489999136,4cyclictest33-21ksoftirqd/223:42:432
24899991312,1cyclictest33-21ksoftirqd/223:51:302
24899991311,2cyclictest33-21ksoftirqd/222:54:512
24899991311,1cyclictest33-21ksoftirqd/223:24:162
24899991311,1cyclictest33-21ksoftirqd/222:50:102
24899991311,1cyclictest33-21ksoftirqd/222:33:132
24899991311,1cyclictest33-21ksoftirqd/221:08:082
2489999130,13cyclictest11425-21kworker/2:523:14:192
2489299130,12cyclictest5652-21sshd23:45:431
2488499138,5cyclictest464-21systemd-journal21:48:360
2488499138,5cyclictest0-21swapper/022:50:040
2488499138,5cyclictest0-21swapper/021:03:570
2488499138,5cyclictest0-21swapper/020:54:320
2488499138,5cyclictest0-21swapper/020:34:030
2488499138,5cyclictest0-21swapper/020:28:550
2488499138,5cyclictest0-21swapper/020:19:390
2488499138,5cyclictest0-21swapper/020:14:250
2488499138,5cyclictest0-21swapper/020:11:470
2488499138,5cyclictest0-21swapper/019:54:590
2488499138,5cyclictest0-21swapper/019:28:030
2488499138,1cyclictest32413-21awk19:18:150
2488499138,0cyclictest0-21swapper/023:59:140
2488499138,0cyclictest0-21swapper/023:38:420
2488499138,0cyclictest0-21swapper/021:23:560
2488499138,0cyclictest0-21swapper/020:23:550
2488499138,0cyclictest0-21swapper/000:08:140
2488499137,0cyclictest0-21swapper/019:24:030
2488499132,5cyclictest0-21swapper/019:48:250
2488499132,5cyclictest0-21swapper/019:38:330
24884991311,1cyclictest9-21ksoftirqd/022:41:160
2488499131,6cyclictest0-21swapper/020:51:460
2488499131,0cyclictest0-21swapper/020:04:490
2488499131,0cyclictest0-21swapper/019:36:170
67662120,1sleep76743-21sshd00:24:177
67662120,1sleep76743-21sshd00:24:177
2494199129,2cyclictest3851-21diskstats20:23:097
2494199122,4cyclictest709-21systemd-logind22:30:047
2494199122,4cyclictest10097-21sshd22:02:467
2494199122,4cyclictest1-21systemd22:45:407
24941991210,2cyclictest73-21ksoftirqd/723:22:527
24941991210,1cyclictest73-21ksoftirqd/700:20:397
2494199121,5cyclictest11716-21bash23:53:507
2494199120,11cyclictest1173-21kworker/7:323:48:107
2494199120,1cyclictest0-21swapper/723:37:237
2492799128,1cyclictest57-21ksoftirqd/523:19:195
2492799125,6cyclictest0-21swapper/522:00:485
2492799124,1cyclictest1-21systemd21:08:205
2492799123,8cyclictest464-21systemd-journal00:23:585
2492799123,8cyclictest464-21systemd-journal00:23:585
2492799122,4cyclictest16451-21bash22:27:475
2492799122,2cyclictest0-21swapper/522:18:585
24927991210,1cyclictest57-21ksoftirqd/500:37:185
2492799121,2cyclictest0-21swapper/523:50:225
2492799121,11cyclictest0-21swapper/521:25:185
2492799120,6cyclictest0-21swapper/523:34:445
2492799120,12cyclictest0-21swapper/520:57:095
2491999124,5cyclictest14427-21munin-run21:37:574
2491999122,4cyclictest30598-21bash22:45:384
2491999122,4cyclictest0-21swapper/400:25:334
2491999122,4cyclictest0-21swapper/400:25:334
24919991210,1cyclictest49-21ksoftirqd/422:12:594
24919991210,1cyclictest0-21swapper/400:31:514
2491999121,5cyclictest17449-21grep23:40:284
2491999120,10cyclictest0-21swapper/422:27:184
2491199122,4cyclictest14711-21sshd00:36:313
24911991211,1cyclictest41-21ksoftirqd/322:58:503
24911991211,1cyclictest41-21ksoftirqd/300:29:233
24911991210,1cyclictest41-21ksoftirqd/323:36:273
24911991210,1cyclictest41-21ksoftirqd/323:24:193
24911991210,1cyclictest41-21ksoftirqd/322:11:163
24911991210,1cyclictest41-21ksoftirqd/322:00:253
24911991210,1cyclictest41-21ksoftirqd/321:19:013
2491199120,11cyclictest31078-21bash22:38:083
2491199120,1cyclictest0-21swapper/322:47:173
2489999129,2cyclictest33-21ksoftirqd/200:08:172
2489999129,1cyclictest33-21ksoftirqd/221:18:082
2489999128,3cyclictest33-21ksoftirqd/222:38:142
24899991211,1cyclictest33-21ksoftirqd/222:26:382
24899991211,1cyclictest33-21ksoftirqd/221:53:172
24899991210,1cyclictest857-21polkitd00:18:562
24899991210,1cyclictest33-21ksoftirqd/223:30:042
24899991210,1cyclictest33-21ksoftirqd/222:58:392
24899991210,1cyclictest33-21ksoftirqd/200:01:352
2489999120,11cyclictest30866-21sshd21:25:212
2489299125,6cyclictest464-21systemd-journal22:40:001
2489299122,4cyclictest29533-21systemd-cgroups00:04:251
24892991210,1cyclictest0-21swapper/100:09:591
2489299120,11cyclictest1-21systemd00:33:571
2488499128,4cyclictest0-21swapper/023:13:520
2488499127,5cyclictest0-21swapper/019:59:210
2488499120,0cyclictest0-21swapper/023:28:000
281292110,0sleep10-21swapper/122:01:551
2494199119,1cyclictest73-21ksoftirqd/723:46:447
2494199119,1cyclictest73-21ksoftirqd/722:41:317
2494199119,1cyclictest73-21ksoftirqd/722:33:027
2494199119,1cyclictest10374-21sshd23:40:037
2494199119,1cyclictest0-21swapper/722:17:367
2494199113,2cyclictest857-21polkitd23:16:447
24941991110,1cyclictest73-21ksoftirqd/723:31:047
2494199111,4cyclictest30594-21sshd21:48:367
2494199110,5cyclictest29866-21grepconf.sh21:23:217
2494199110,5cyclictest25941-21grepconf.sh00:00:267
2494199110,11cyclictest8628-21kworker/7:400:11:297
2494199110,10cyclictest28549-21systemd00:04:207
2492799118,2cyclictest752-21snmpd23:23:595
2492799115,5cyclictest25214-21sshd00:04:085
2492799114,2cyclictest85250irq/26-em1-tx-020:15:195
2492799113,2cyclictest0-21swapper/520:45:575
2492799113,2cyclictest0-21swapper/520:45:575
2492799113,2cyclictest0-21swapper/519:14:115
2492799113,1cyclictest24823-21bash23:02:385
2492799112,4cyclictest0-21swapper/522:28:235
2492799112,1cyclictest0-21swapper/522:49:005
2492799111,9cyclictest0-21swapper/523:32:245
2492799111,4cyclictest12165-21sshd22:33:125
2492799111,4cyclictest1-21systemd22:03:025
2492799111,3cyclictest0-21swapper/523:14:035
2492799110,5cyclictest2493-21bash23:41:365
2492799110,5cyclictest0-21swapper/522:42:245
2492799110,5cyclictest0-21swapper/521:36:005
2492799110,5cyclictest0-21swapper/519:48:075
2492799110,11cyclictest0-21swapper/520:07:595
2492799110,0cyclictest0-21swapper/522:11:265
2492799110,0cyclictest0-21swapper/520:23:475
2492799110,0cyclictest0-21swapper/519:30:375
2491999119,1cyclictest13103-21systemd-cgroups22:04:464
2491999119,1cyclictest1-21systemd22:55:314
2491999118,2cyclictest1809-21bash22:32:404
2491999114,1cyclictest857-21polkitd23:53:354
2491999112,5cyclictest31564-21grepconf.sh21:48:404
2491999112,4cyclictest23762-21sshd00:17:484
2491999112,4cyclictest23762-21sshd00:17:484
2491999112,4cyclictest0-21swapper/400:19:494
2491999112,4cyclictest0-21swapper/400:04:574
24919991110,1cyclictest0-21swapper/423:45:534
2491999110,5cyclictest1-21systemd21:08:414
2491999110,1cyclictest0-21swapper/421:56:434
2491199119,1cyclictest41-21ksoftirqd/323:55:463
2491199119,1cyclictest41-21ksoftirqd/323:17:443
2491199119,1cyclictest41-21ksoftirqd/322:50:483
2491199119,1cyclictest41-21ksoftirqd/322:23:223
2491199119,1cyclictest41-21ksoftirqd/321:53:093
2491199119,1cyclictest41-21ksoftirqd/321:37:593
2491199117,2cyclictest41-21ksoftirqd/321:43:023
24911991110,1cyclictest41-21ksoftirqd/322:35:473
24911991110,1cyclictest41-21ksoftirqd/322:07:293
2491199110,11cyclictest19310-21kworker/3:000:27:163
2491199110,11cyclictest19310-21kworker/3:000:27:163
2491199110,10cyclictest26674-21kworker/3:223:39:373
2489999119,2cyclictest33-21ksoftirqd/221:48:142
2489999117,1cyclictest33-21ksoftirqd/200:23:542
2489999117,1cyclictest33-21ksoftirqd/200:23:542
24899991110,1cyclictest33-21ksoftirqd/200:34:212
2489999110,1cyclictest7215-21sshd21:41:302
2489299119,1cyclictest721-21dbus-daemon23:55:581
2489299119,1cyclictest3412-21sshd00:27:581
2489299114,3cyclictest21801-21sshd23:42:451
2489299114,1cyclictest0-21swapper/122:17:251
2489299113,7cyclictest31533-21bash21:31:001
2489299112,4cyclictest26116-21grep22:54:561
2489299112,3cyclictest15074-21sshd22:06:501
2489299111,4cyclictest721-21dbus-daemon23:00:271
2489299111,4cyclictest20445-21sshd22:12:521
2489299110,11cyclictest7576-21kworker/1:300:20:231
2489299110,10cyclictest721-21dbus-daemon21:15:571
2489299110,10cyclictest29596-21kworker/1:122:24:421
2489299110,10cyclictest14432-21kworker/1:000:25:491
2489299110,10cyclictest14432-21kworker/1:000:25:491
2489299110,10cyclictest0-21swapper/121:49:411
174092110,0sleep40-21swapper/422:10:474
268722100,0sleep70-21swapper/722:03:377
2494199103,6cyclictest6304-21systemd-cgroups21:54:507
2494199103,6cyclictest10256-21sshd21:22:207
2494199103,6cyclictest0-21swapper/723:07:437
2494199103,6cyclictest0-21swapper/700:16:007
2494199103,6cyclictest0-21swapper/700:16:007
2494199103,4cyclictest721-21dbus-daemon22:53:147
2494199102,2cyclictest709-21systemd-logind23:01:227
2494199100,10cyclictest17000-21sshd21:13:177
2493399108,1cyclictest65-21ksoftirqd/621:07:576
2493399108,1cyclictest65-21ksoftirqd/619:58:106
2492799108,1cyclictest57-21ksoftirqd/522:53:575
2492799106,4cyclictest0-21swapper/520:02:055
2492799105,5cyclictest0-21swapper/520:39:575
2492799105,5cyclictest0-21swapper/519:55:375
2492799105,0cyclictest0-21swapper/520:48:425
2492799105,0cyclictest0-21swapper/520:33:315
2492799105,0cyclictest0-21swapper/520:30:575
2492799105,0cyclictest0-21swapper/520:19:275
2492799105,0cyclictest0-21swapper/519:46:235
2492799105,0cyclictest0-21swapper/519:40:295
2492799105,0cyclictest0-21swapper/519:35:515
2492799105,0cyclictest0-21swapper/519:25:435
2492799103,6cyclictest28513-21sshd21:28:555
2492799102,3cyclictest29785-21sshd21:38:485
2492799102,2cyclictest0-21swapper/521:04:165
2492799102,2cyclictest0-21swapper/520:04:035
2492799102,2cyclictest0-21swapper/519:19:095
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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