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2026-09-16 - 09:44
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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 all highest latencies:
System rackaslot0.osadl.org (updated Wed Sep 16, 2026 00:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
123002960,1sleep312299-21sshd00:35:183
131312670,1sleep025807-21diskmemload22:43:210
88502590,0sleep325807-21diskmemload22:22:533
269022580,0sleep30-21swapper/322:04:273
3260025724,17sleep30-21swapper/319:06:403
259302560,5sleep339-21ksoftirqd/323:59:043
171752560,0sleep20-21swapper/221:17:422
8382540,0sleep10-21swapper/122:42:141
52982540,1sleep25268-21sshd23:45:412
3251725431,19sleep20-21swapper/219:05:422
3251525432,18sleep00-21swapper/019:05:400
122182540,1sleep10-21swapper/123:40:351
89422530,0sleep38918-21sshd23:28:553
48712530,1sleep04854-21sshd23:19:590
202232530,0sleep00-21swapper/023:06:570
199962520,0sleep30-21swapper/321:26:283
285092510,0sleep125807-21diskmemload23:47:481
230942510,0sleep20-21swapper/221:32:282
222442510,0sleep20-21swapper/221:40:572
92112500,0sleep10-21swapper/100:14:531
3256425028,19sleep10-21swapper/119:06:131
273762500,0sleep30-21swapper/323:47:423
248132500,0sleep224792-21sshd21:21:102
14392500,0sleep30-21swapper/300:31:253
303042490,0sleep20-21swapper/222:16:072
303042490,0sleep20-21swapper/222:16:072
287872490,0sleep03-21ksoftirqd/023:33:340
194272490,0sleep00-21swapper/023:26:560
105452490,1sleep310509-21sshd23:20:223
321342480,1sleep232133-21sshd21:10:252
308262480,0sleep30-21swapper/323:33:443
278892480,0sleep20-21swapper/200:02:032
254102480,0sleep01866-21runrttasks21:05:220
117332470,0sleep10-21swapper/100:09:191
31262450,0sleep10-21swapper/121:19:211
140272440,0sleep014015-21sshd23:00:360
38472430,1sleep33844-21bash23:08:243
225112430,0sleep325807-21diskmemload22:44:133
52402400,0sleep10-21swapper/122:08:121
21082400,0sleep32105-21sshd23:39:493
227662240,1sleep10-21swapper/123:50:121
99212230,8sleep01866-21runrttasks22:25:470
66599210,20cyclictest0-21swapper/222:09:272
66599210,20cyclictest0-21swapper/221:45:142
5562200,5sleep0552-21sshd22:02:030
179942200,1sleep317995-21munin-node22:35:113
664991917,1cyclictest3304-21sshd23:59:581
664991917,1cyclictest28707-21sshd23:16:151
664991917,1cyclictest27685-21sshd21:32:531
66399190,18cyclictest0-21swapper/022:18:290
66399190,18cyclictest0-21swapper/022:18:290
154252190,1sleep20-21swapper/223:23:452
87402180,0sleep00-21swapper/021:31:100
664991816,2cyclictest0-21swapper/122:56:411
66399180,3cyclictest0-21swapper/022:46:370
320232180,1sleep21866-21runrttasks22:56:292
666991712,2cyclictest10289-21sshd21:40:013
66399170,12cyclictest0-21swapper/022:50:390
58312170,0sleep010-21rcuc/021:39:350
666991615,1cyclictest0-21swapper/321:32:533
66599161,14cyclictest25147-21sshd00:24:562
664991614,1cyclictest4308-21sshd21:10:501
66399169,6cyclictest0-21swapper/000:29:390
66399164,11cyclictest10328-21kworker/0:123:35:480
66399162,13cyclictest5595-21kworker/0:022:33:130
663991614,1cyclictest0-21swapper/023:50:290
66399161,1cyclictest3710-21sshd22:56:520
66399160,7cyclictest4639-21sshd00:37:310
66399160,3cyclictest30152-21sshd21:56:010
66399160,15cyclictest28840-21sshd00:05:060
66399160,14cyclictest0-21swapper/023:14:500
66399160,13cyclictest27062-21sshd00:01:590
66399160,12cyclictest0-21swapper/021:20:220
45902160,1sleep14586-21bash22:25:191
315512160,0sleep20-21swapper/222:24:572
234082160,0sleep20-21swapper/223:44:322
66699159,5cyclictest0-21swapper/323:04:233
66699151,3cyclictest126750irq/25-eth000:07:523
66699150,14cyclictest25344-21bash23:10:163
66599155,9cyclictest30-21ksoftirqd/200:26:162
66599155,6cyclictest30-21ksoftirqd/221:51:212
66599155,1cyclictest1620-21nfsd22:26:212
665991513,1cyclictest18318-21kworker/2:022:41:272
665991513,1cyclictest0-21swapper/223:13:422
66599150,14cyclictest6731-21sshd21:39:412
66599150,14cyclictest20712-21latency_hist23:29:592
66599150,14cyclictest17669-21sshd22:12:112
66399158,6cyclictest13642-21sshd22:11:480
66399158,6cyclictest0-21swapper/022:05:560
66399158,2cyclictest0-21swapper/000:34:570
66399157,7cyclictest23092-21sshd22:38:290
66399153,11cyclictest17944-21kworker/0:200:18:390
66399153,11cyclictest13555-21kworker/0:023:24:490
663991513,1cyclictest0-21swapper/021:52:120
66399150,1cyclictest0-21swapper/021:25:150
66399150,1cyclictest0-21swapper/000:22:250
66399150,14cyclictest0-21swapper/021:47:110
66399150,14cyclictest0-21swapper/000:10:370
66399150,13cyclictest0-21swapper/023:57:150
66399150,13cyclictest0-21swapper/022:24:460
66399150,12cyclictest3265-21sshd23:48:280
66399150,11cyclictest8196-21sshd23:43:110
151992150,1sleep115201-21bash22:49:191
66699149,2cyclictest25125-21sshd21:47:003
666991412,1cyclictest0-21swapper/323:19:223
666991412,1cyclictest0-21swapper/322:56:533
66699140,13cyclictest0-21swapper/322:53:373
66699140,13cyclictest0-21swapper/321:41:593
66699140,13cyclictest0-21swapper/321:13:563
66599149,2cyclictest0-21swapper/222:33:392
66599144,1cyclictest30-21ksoftirqd/223:00:212
665991412,1cyclictest30-21ksoftirqd/223:50:352
665991412,1cyclictest30-21ksoftirqd/200:17:062
66599140,1cyclictest13378-21sshd00:35:212
66599140,14cyclictest0-21swapper/200:05:482
66599140,13cyclictest0-21swapper/222:47:002
66499149,2cyclictest0-21swapper/100:01:221
66499149,1cyclictest0-21swapper/121:46:101
66499148,2cyclictest26158-21sshd23:07:291
664991413,1cyclictest0-21swapper/120:50:151
664991412,1cyclictest0-21swapper/123:25:561
66499140,1cyclictest27584-21sshd22:53:171
66499140,13cyclictest5172-21sshd23:31:231
66499140,13cyclictest0-21swapper/123:37:141
66499140,13cyclictest0-21swapper/100:27:061
663991412,2cyclictest0-21swapper/020:25:400
66399140,2cyclictest0-21swapper/021:44:170
66399140,13cyclictest8429-21sshd21:11:130
66399140,11cyclictest0-21swapper/021:17:050
26702140,0sleep30-21swapper/322:45:173
66699139,3cyclictest0-21swapper/322:27:303
66699139,1cyclictest8632-21sshd00:26:163
66699138,2cyclictest5920-21sshd23:51:303
66699137,5cyclictest30290-21sshd00:22:283
66699130,2cyclictest17299-21sshd22:12:093
66699130,12cyclictest6924-21sshd22:31:153
66699130,12cyclictest22959-21sshd00:01:363
66699130,12cyclictest0-21swapper/322:05:083
66699130,12cyclictest0-21swapper/321:17:303
66699130,11cyclictest0-21swapper/321:57:383
66699130,10cyclictest18225-21sshd22:17:593
66699130,10cyclictest18225-21sshd22:17:593
66699130,10cyclictest12003-21sshd21:22:573
66599139,1cyclictest0-21swapper/221:57:502
66599138,2cyclictest0-21swapper/223:59:282
66599132,10cyclictest5967-21kworker/2:000:30:502
665991312,1cyclictest30-21ksoftirqd/223:36:272
665991312,1cyclictest29615-21kworker/2:122:36:152
665991311,2cyclictest0-21swapper/223:30:542
66599130,4cyclictest30213-21sshd22:53:312
66599130,4cyclictest26295-21sshd23:16:022
66599130,1cyclictest0-21swapper/221:25:082
66599130,12cyclictest0-21swapper/219:25:132
66499138,2cyclictest0-21swapper/122:32:591
66499131,1cyclictest126750irq/25-eth021:43:441
66499131,11cyclictest0-21swapper/100:35:141
66499130,4cyclictest0-21swapper/122:10:411
66499130,2cyclictest0-21swapper/122:17:571
66499130,2cyclictest0-21swapper/122:17:571
66499130,12cyclictest5042-21sshd21:39:311
66499130,12cyclictest18532-21sshd00:21:231
66499130,12cyclictest0-21swapper/123:22:521
66499130,12cyclictest0-21swapper/123:10:121
66499130,12cyclictest0-21swapper/123:01:401
66499130,10cyclictest14176-21sshd22:37:401
66399139,3cyclictest0-21swapper/019:15:130
663991312,1cyclictest0-21swapper/020:58:550
663991312,1cyclictest0-21swapper/020:47:550
663991311,2cyclictest8689-21ls20:30:230
66699129,2cyclictest0-21swapper/320:40:143
66699129,2cyclictest0-21swapper/320:20:143
66699129,2cyclictest0-21swapper/300:16:003
66699121,2cyclictest0-21swapper/321:05:173
66699121,10cyclictest0-21swapper/320:50:113
66699121,10cyclictest0-21swapper/319:45:163
66699120,1cyclictest0-21swapper/323:40:343
66699120,1cyclictest0-21swapper/321:50:373
66699120,11cyclictest0-21swapper/320:05:143
66699120,11cyclictest0-21swapper/320:05:143
66699120,11cyclictest0-21swapper/300:10:243
66599129,2cyclictest0-21swapper/220:00:152
66599129,2cyclictest0-21swapper/219:55:162
66599128,4cyclictest28035-21kworker/2:219:10:092
66599121,2cyclictest0-21swapper/200:10:162
665991211,1cyclictest28035-21kworker/2:221:03:002
66599121,10cyclictest0-21swapper/220:50:102
66599121,10cyclictest0-21swapper/220:40:122
665991210,1cyclictest10529-21sshd22:00:062
66599120,11cyclictest7537-21ps19:20:202
66599120,11cyclictest0-21swapper/223:05:012
66499129,2cyclictest0-21swapper/121:52:201
66499129,2cyclictest0-21swapper/120:30:131
66499129,2cyclictest0-21swapper/120:25:141
66499129,2cyclictest0-21swapper/119:45:201
66499129,2cyclictest0-21swapper/119:15:001
66499129,2cyclictest0-21swapper/100:15:321
66499128,3cyclictest11836-21sshd21:20:071
66499122,1cyclictest3448-21sshd00:31:361
66499122,1cyclictest1707-21sshd21:25:251
66499121,2cyclictest0-21swapper/122:20:181
66499121,10cyclictest0-21swapper/120:35:181
66499121,10cyclictest0-21swapper/120:00:201
66499121,10cyclictest0-21swapper/119:40:151
66499121,10cyclictest0-21swapper/119:30:141
66499120,1cyclictest0-21swapper/121:56:471
66499120,11cyclictest0-21swapper/120:05:181
66499120,11cyclictest0-21swapper/120:05:181
66499120,11cyclictest0-21swapper/119:56:271
66499120,10cyclictest0-21swapper/122:04:501
66399129,2cyclictest0-21swapper/020:00:160
66399125,4cyclictest0-21swapper/019:55:150
66399122,9cyclictest10905-21sed20:35:220
66399121,2cyclictest0-21swapper/020:15:230
663991212,0cyclictest0-21swapper/020:20:160
663991211,1cyclictest0-21swapper/021:02:550
663991211,1cyclictest0-21swapper/019:10:250
66399121,10cyclictest0-21swapper/020:50:130
66399121,10cyclictest0-21swapper/019:25:160
66399120,11cyclictest0-21swapper/019:20:130
66699119,1cyclictest126750irq/25-eth019:20:163
66699119,1cyclictest0-21swapper/320:00:193
66699119,1cyclictest0-21swapper/319:15:013
66699119,1cyclictest0-21swapper/319:10:163
66699118,2cyclictest0-21swapper/319:55:163
66699110,2cyclictest0-21swapper/320:30:133
66699110,10cyclictest21299-21apache_volume21:00:163
66699110,10cyclictest21180-21perl19:50:163
66699110,10cyclictest20421-21ls20:55:223
66699110,10cyclictest0-21swapper/320:45:233
66699110,10cyclictest0-21swapper/320:25:133
66699110,10cyclictest0-21swapper/320:15:153
66699110,10cyclictest0-21swapper/320:10:153
66699110,10cyclictest0-21swapper/319:40:163
66699110,10cyclictest0-21swapper/319:35:153
66699110,10cyclictest0-21swapper/319:25:143
66599119,2cyclictest0-21swapper/220:10:132
66599119,1cyclictest32442-21cpu20:15:122
66599119,1cyclictest28035-21kworker/2:220:59:312
66599119,1cyclictest0-21swapper/220:35:182
66599119,1cyclictest0-21swapper/219:15:162
66599118,2cyclictest0-21swapper/219:50:182
66599118,2cyclictest0-21swapper/219:35:122
66599110,10cyclictest7836-21hddtemp_smartct20:30:152
66599110,10cyclictest0-21swapper/220:45:132
66599110,10cyclictest0-21swapper/219:40:122
66499119,2cyclictest0-21swapper/120:10:131
66499119,1cyclictest0-21swapper/120:55:141
66499118,2cyclictest0-21swapper/119:35:181
66499110,2cyclictest0-21swapper/121:05:151
66499110,2cyclictest0-21swapper/120:45:131
66499110,11cyclictest0-21swapper/120:44:401
66499110,10cyclictest0-21swapper/121:00:171
66499110,10cyclictest0-21swapper/120:15:101
66499110,10cyclictest0-21swapper/119:50:181
66499110,10cyclictest0-21swapper/119:25:141
66499110,10cyclictest0-21swapper/119:20:131
66399118,2cyclictest0-21swapper/020:40:160
66399118,2cyclictest0-21swapper/020:10:140
66399111,9cyclictest0-21swapper/019:50:190
66399110,10cyclictest14381-21missed_timers19:35:170
66399110,10cyclictest0-21swapper/019:45:210
66399110,10cyclictest0-21swapper/019:30:140
66699108,1cyclictest10843-21smart_sda20:35:213
66699100,9cyclictest0-21swapper/319:30:143
66599108,1cyclictest0-21swapper/221:05:112
66599100,9cyclictest5434-21fw_forwarded_lo20:25:172
66599100,9cyclictest3644-21processes20:20:222
66599100,9cyclictest18055-21apache_processe19:45:112
66599100,9cyclictest11666-21fschecks_time19:30:152
66599100,10cyclictest0-21swapper/220:05:142
66599100,10cyclictest0-21swapper/220:05:142
66499108,1cyclictest0-21swapper/120:20:141
66499100,9cyclictest1482-21fw_conntrack19:10:151
66399108,1cyclictest27914-21cstates20:05:140
66399108,1cyclictest27914-21cstates20:05:140
66399100,7cyclictest0-21swapper/019:40:130
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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