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2026-04-26 - 03:44
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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 792 highest latencies:
System rackaslot0.osadl.org (updated Sun Apr 26, 2026 00:44:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
610621220,0sleep312426-21diskmemload21:12:123
2912821040,0sleep329129-21sshd23:42:283
301622860,0sleep20-21swapper/222:34:092
300912800,22sleep3115650irq/25-eth000:34:083
6852650,0sleep20-21swapper/223:00:082
47452630,1sleep14718-21sshd22:54:471
166452630,1sleep316646-21bash21:52:543
24332610,2sleep30-21swapper/323:28:463
149252610,1sleep314903-21sshd21:49:583
242852590,0sleep20-21swapper/221:47:532
118552590,0sleep011853-21bash00:32:290
92042580,0sleep30-21swapper/322:12:143
85192570,1sleep38518-21bash22:20:443
301202570,0sleep20-21swapper/200:19:502
140822570,1sleep214069-21sshd21:41:162
50442560,0sleep25032-21sshd23:14:462
126252560,1sleep00-21swapper/023:09:440
11582560,1sleep01130-21sshd21:51:320
239432550,0sleep00-21swapper/023:27:470
149792550,1sleep00-21swapper/000:29:560
91302540,1sleep39129-21sshd00:20:423
30852540,0sleep30-21swapper/300:11:363
152922540,0sleep315288-21sshd22:30:013
133892540,0sleep230-21ksoftirqd/221:27:012
9542530,0sleep1952-21bash21:57:131
471825325,9sleep00-21swapper/019:08:180
193692530,0sleep00-21swapper/021:33:160
158002530,0sleep212426-21diskmemload21:10:152
318912520,0sleep20-21swapper/222:11:202
270862520,1sleep127066-21sshd23:19:351
318392510,0sleep15313-21cyclictest23:51:151
129842510,1sleep10-21swapper/100:18:161
475025028,18sleep20-21swapper/219:08:292
496124926,19sleep10-21swapper/119:09:311
260742490,0sleep30-21swapper/323:16:323
232312490,0sleep10-21swapper/123:36:121
101782490,0sleep20-21swapper/200:03:422
59592480,0sleep20-21swapper/222:06:112
468824826,18sleep30-21swapper/319:08:103
102962470,0sleep110284-21sshd23:32:161
93572460,0sleep01734-21runrttasks22:20:480
139242460,0sleep31734-21runrttasks19:21:103
60542440,0sleep041ktimersoftd/023:23:220
42962440,0sleep30-21swapper/322:51:473
246022440,0sleep324603-21sshd21:42:133
26702430,0sleep20-21swapper/220:51:052
72602230,1sleep07256-21bash21:35:060
213862220,2sleep00-21swapper/022:50:250
531899218,5cyclictest0-21swapper/323:30:053
5317992120,1cyclictest0-21swapper/222:59:412
5316992119,1cyclictest25704-21sshd23:22:121
5316992119,1cyclictest16408-21sshd00:07:041
5316992119,1cyclictest1180-21sshd00:11:261
270312200,1sleep0531599cyclictest22:36:380
152022200,0sleep215200-21bash21:35:392
531899199,6cyclictest0-21swapper/322:00:203
531899199,6cyclictest0-21swapper/321:34:453
47462190,1sleep010-21rcuc/000:03:120
180802190,1sleep041ktimersoftd/023:55:430
531899188,1cyclictest0-21swapper/321:38:333
531899187,1cyclictest0-21swapper/323:24:003
5318991816,1cyclictest0-21swapper/322:45:003
531899180,9cyclictest20874-21sshd21:56:063
531899180,1cyclictest0-21swapper/323:05:083
531899180,14cyclictest20102-21sshd21:24:503
5317991816,1cyclictest0-21swapper/221:54:202
531899179,7cyclictest24667-21sshd22:05:063
531899179,7cyclictest22358-21sshd00:07:373
531899179,7cyclictest0-21swapper/300:35:063
531899178,5cyclictest1596-21sshd21:19:103
531899177,1cyclictest14308-21sshd23:52:363
531899171,15cyclictest0-21swapper/323:58:493
531899170,1cyclictest115650irq/25-eth000:02:093
531899170,1cyclictest0-21swapper/323:35:203
531899170,1cyclictest0-21swapper/322:46:423
531899170,16cyclictest24438-21sshd23:13:363
531899170,16cyclictest10099-21sshd23:00:513
531899170,10cyclictest1552-21sshd00:17:133
5316991711,1cyclictest17670-21sshd22:38:451
5315991715,1cyclictest28157-21sshd22:59:420
24702170,1sleep32468-21sshd00:25:513
175462170,0sleep20-21swapper/223:58:382
124712170,0sleep10-21swapper/121:26:561
531899168,7cyclictest26616-21bash23:45:103
531899168,7cyclictest25794-21bash21:25:163
531899166,1cyclictest21383-21sshd22:56:083
531899160,9cyclictest2783-21sshd22:17:253
531899160,1cyclictest17571-21sshd22:35:463
531899160,15cyclictest23875-21sshd22:30:383
531699169,2cyclictest0-21swapper/123:46:221
35302160,2sleep1531699cyclictest00:25:571
159342160,1sleep20-21swapper/221:55:382
531899158,1cyclictest27973-21perl20:40:143
531899150,9cyclictest0-21swapper/319:15:033
531899150,14cyclictest21959-21cut20:30:153
531799159,1cyclictest0-21swapper/223:18:282
531799151,10cyclictest19057-21sshd22:50:152
531699159,1cyclictest0-21swapper/121:21:501
531699158,1cyclictest25486-21bash22:30:481
531699157,2cyclictest799-21sshd21:40:121
5316991510,1cyclictest115650irq/25-eth022:21:381
531699150,2cyclictest21734-21bash22:44:501
531699150,14cyclictest0-21swapper/122:14:301
531699150,10cyclictest23948-21sshd22:05:011
531599150,14cyclictest0-21swapper/022:40:450
313102150,0sleep121-21ksoftirqd/123:00:001
250512150,1sleep21508-21nfsd22:19:262
195132150,1sleep019511-21bash00:13:060
193892150,0sleep03-21ksoftirqd/000:38:540
531899148,5cyclictest700-21apache_volume20:50:113
531899140,10cyclictest0-21swapper/321:09:133
531799149,1cyclictest115650irq/25-eth022:00:172
5317991412,1cyclictest0-21swapper/223:33:092
531799140,9cyclictest0-21swapper/222:43:492
531799140,1cyclictest21262-21sshd22:47:362
531799140,13cyclictest15006-21sshd23:26:582
531799140,13cyclictest0-21swapper/200:23:112
531699149,1cyclictest0-21swapper/123:57:571
531699149,1cyclictest0-21swapper/122:02:061
531699148,2cyclictest776-21bash23:40:021
5316991412,1cyclictest17815-21sshd00:21:301
531699140,13cyclictest9992-21sshd22:26:351
531699140,13cyclictest13610-21sshd23:26:501
531699140,13cyclictest0-21swapper/121:51:011
531699140,11cyclictest0-21swapper/121:17:251
531599149,4cyclictest0-21swapper/023:35:310
531599149,4cyclictest0-21swapper/023:16:520
531599149,4cyclictest0-21swapper/021:13:170
531599149,2cyclictest0-21swapper/021:19:100
531599148,1cyclictest0-21swapper/022:32:020
5315991411,2cyclictest17901-21sshd21:44:320
531599140,13cyclictest26273-21sshd23:10:490
531599140,12cyclictest0-21swapper/023:43:550
531599140,11cyclictest0-21swapper/022:02:470
531599140,11cyclictest0-21swapper/000:06:100
49022140,1sleep24895-21bash23:23:162
301412140,0sleep10-21swapper/122:16:561
531899130,13cyclictest0-21swapper/319:25:133
531799135,4cyclictest6017-21sshd21:15:052
531799133,1cyclictest6575-21cp00:37:442
531799133,1cyclictest5219-21bash23:37:312
5317991312,1cyclictest5056-21sshd00:06:022
5317991311,1cyclictest0-21swapper/223:51:552
531799131,11cyclictest0-21swapper/220:05:172
531799130,4cyclictest18712-21sshd21:21:472
531799130,4cyclictest0-21swapper/222:39:062
531799130,1cyclictest22281-21sshd22:27:432
531799130,1cyclictest0-21swapper/221:32:162
531799130,1cyclictest0-21swapper/200:30:412
531799130,12cyclictest0-21swapper/223:46:012
531699139,1cyclictest0-21swapper/122:49:521
531699139,1cyclictest0-21swapper/121:11:021
531699137,1cyclictest0-21swapper/123:11:531
531699131,1cyclictest115650irq/25-eth021:36:251
531699131,11cyclictest0-21swapper/121:30:401
531699130,1cyclictest0-21swapper/100:30:341
531699130,12cyclictest2658-21bash21:45:551
531699130,12cyclictest10589-21sshd23:03:501
531699130,12cyclictest0-21swapper/119:15:021
531699130,12cyclictest0-21swapper/100:35:231
531699130,12cyclictest0-21swapper/100:00:231
531699130,10cyclictest12256-21sshd23:09:421
531599139,1cyclictest0-21swapper/022:09:210
531599138,4cyclictest24123-21sshd23:50:320
531599138,4cyclictest0-21swapper/023:32:150
531599138,4cyclictest0-21swapper/022:47:260
531599138,4cyclictest0-21swapper/022:16:240
531599130,9cyclictest2972-21sshd22:11:390
531599130,1cyclictest0-21swapper/022:27:000
531599130,12cyclictest0-21swapper/023:47:310
531599130,12cyclictest0-21swapper/021:55:580
531599130,11cyclictest0-21swapper/021:45:090
531899129,2cyclictest0-21swapper/320:35:133
5318991211,1cyclictest0-21swapper/319:32:403
531899120,11cyclictest0-21swapper/319:58:493
531799128,1cyclictest10250irq/24-ahci[00000:26:032
5317991211,1cyclictest0-21swapper/223:40:262
5317991211,1cyclictest0-21swapper/222:20:562
531799121,10cyclictest0-21swapper/219:35:162
531799120,11cyclictest12869-21sshd23:06:482
531799120,11cyclictest0-21swapper/200:11:302
531699129,2cyclictest0-21swapper/119:55:131
531699128,3cyclictest0-21swapper/120:50:141
531699121,1cyclictest22708-21lockdev20:30:221
531599129,2cyclictest0-21swapper/000:15:170
531599128,3cyclictest9188-21bash23:00:460
531599128,3cyclictest6132-21sshd21:26:220
531599122,9cyclictest0-21swapper/021:20:530
531599120,8cyclictest0-21swapper/019:25:140
531599120,11cyclictest17819-21sshd00:21:300
531599120,11cyclictest0-21swapper/019:55:190
531599120,10cyclictest0-21swapper/019:15:480
531899119,1cyclictest0-21swapper/320:00:153
531899118,2cyclictest0-21swapper/321:00:153
531899110,11cyclictest0-21swapper/319:54:593
531899110,11cyclictest0-21swapper/319:11:263
531899110,10cyclictest0-21swapper/320:20:123
531899110,10cyclictest0-21swapper/320:10:153
531699119,1cyclictest0-21swapper/120:20:151
531699110,10cyclictest10459-21perl21:05:151
531699110,10cyclictest0-21swapper/119:25:151
531699110,10cyclictest0-21swapper/119:20:141
531599119,2cyclictest0-21swapper/020:40:130
531599119,2cyclictest0-21swapper/020:15:140
531599110,2cyclictest0-21swapper/019:20:140
531599110,1cyclictest0-21swapper/020:06:380
531599110,11cyclictest0-21swapper/020:26:430
531599110,11cyclictest0-21swapper/019:13:390
531599110,10cyclictest0-21swapper/020:55:120
531599110,10cyclictest0-21swapper/020:45:130
531599110,10cyclictest0-21swapper/019:35:150
531899100,9cyclictest27507-21perl19:45:153
531899100,9cyclictest27507-21perl19:45:143
531899100,9cyclictest19069-21smartctl20:25:153
531899100,9cyclictest12334-21apache_volume20:15:123
531899100,9cyclictest0-21swapper/320:45:153
531899100,1cyclictest4379-21fschecks_time20:55:143
531899100,1cyclictest0-21swapper/319:40:143
531799108,1cyclictest3729-21apache_volume20:55:122
531799108,1cyclictest1034-21perl19:55:132
531799100,9cyclictest9743-21df20:10:132
531799100,9cyclictest27657-21diskstats20:40:132
531799100,9cyclictest23896-21apache_volume19:40:112
531799100,9cyclictest15406-21diskstats19:25:152
531799100,9cyclictest0-21swapper/221:00:142
531799100,9cyclictest0-21swapper/219:15:012
531799100,1cyclictest21267-21apache_volume20:30:122
531799100,1cyclictest0-21swapper/220:24:202
531699109,1cyclictest0-21swapper/120:57:331
531699109,1cyclictest0-21swapper/120:47:471
531699109,1cyclictest0-21swapper/119:30:531
531699108,1cyclictest9364-21apache_volume20:10:111
531699108,1cyclictest26871-21apache_volume19:45:131
531699108,1cyclictest26871-21apache_volume19:45:131
531699108,1cyclictest24654-21fschecks_time19:40:151
531699100,9cyclictest7062-21fschecks_time20:05:151
531699100,9cyclictest27209-21apache_volume20:40:111
531699100,9cyclictest0-21swapper/120:15:111
531699100,1cyclictest0-21swapper/121:00:211
531699100,1cyclictest0-21swapper/119:35:161
531599109,1cyclictest0-21swapper/021:06:490
531599109,1cyclictest0-21swapper/020:24:590
531599108,1cyclictest1425-21tune2fs20:50:150
531599100,9cyclictest0-21swapper/020:30:130
531599100,7cyclictest3548-21grep20:00:150
531599100,1cyclictest0-21swapper/021:00:140
531599100,10cyclictest0-21swapper/020:36:150
53189990,1cyclictest7194-21smartctl20:05:173
53179998,1cyclictest0-21swapper/221:05:152
53179998,1cyclictest0-21swapper/220:25:132
53179998,1cyclictest0-21swapper/219:32:032
53179998,1cyclictest0-21swapper/219:21:292
53179997,1cyclictest30192-21apache_volume20:45:132
53179990,1cyclictest0-21swapper/219:53:252
53169997,1cyclictest3415-21apache_volume20:00:141
53169990,9cyclictest0-21swapper/120:25:151
53159998,1cyclictest0-21swapper/020:10:140
53159994,4cyclictest0-21swapper/019:50:120
53159992,4cyclictest0-21swapper/019:40:140
53159990,9cyclictest0-21swapper/019:45:130
53159990,9cyclictest0-21swapper/019:45:130
53189988,0cyclictest0-21swapper/319:35:153
53179987,1cyclictest0-21swapper/220:15:122
53179987,1cyclictest0-21swapper/219:45:122
53179987,1cyclictest0-21swapper/219:45:122
53179985,3cyclictest0-21swapper/220:02:462
53169986,1cyclictest30290-21diskstats19:50:141
53159980,7cyclictest0-21swapper/019:32:110
53169977,0cyclictest0-21swapper/120:35:141
53179962,4cyclictest0-21swapper/219:10:182
53179961,1cyclictest24226-21apache_processe20:35:102
53169962,3cyclictest0-21swapper/119:10:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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