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2026-07-29 - 14:29
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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 rackaslot0.osadl.org (updated Wed Jul 29, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3040121300,0sleep330404-21munin-node00:10:223
176022950,0sleep119-21rcuc/121:47:451
319152910,0sleep30-21swapper/321:27:083
105402860,0sleep210539-21bash22:53:522
162942800,0sleep116291-21cp22:32:081
11132630,0sleep30-21swapper/322:11:523
153052600,1sleep337-21rcuc/300:01:123
280722580,0sleep00-21swapper/022:22:210
93732560,1sleep10-21swapper/123:19:471
42872560,0sleep119-21rcuc/122:08:321
128362550,0sleep11734-21runrttasks00:04:471
308242540,1sleep08-21rcu_preempt00:17:560
272872540,0sleep20-21swapper/221:19:182
18602540,0sleep00-21swapper/000:29:330
142702540,1sleep10-21swapper/121:17:441
275892530,1sleep00-21swapper/023:18:060
211852530,1sleep021186-21sshd00:13:070
127122530,1sleep00-21swapper/023:09:000
118732530,2sleep22858399cyclictest21:13:492
118732530,2sleep22858399cyclictest21:13:492
110072530,0sleep041ktimersoftd/021:10:020
110072530,0sleep041ktimersoftd/021:10:020
243812520,0sleep024382-21sshd21:37:230
109642520,0sleep20-21swapper/222:57:372
109642520,0sleep20-21swapper/222:57:372
34762510,1sleep10-21swapper/100:10:591
268572510,0sleep20-21swapper/222:25:532
252732510,0sleep025268-21sshd00:24:480
198982510,0sleep00-21swapper/023:20:500
183572510,1sleep00-21swapper/021:59:020
86672500,0sleep21734-21runrttasks21:31:522
53812500,0sleep31734-21runrttasks21:57:293
52772500,0sleep30-21swapper/323:08:083
289602500,0sleep30-21swapper/300:21:233
2793925028,18sleep20-21swapper/219:08:332
2784925024,9sleep10-21swapper/119:08:131
77152490,0sleep10-21swapper/122:57:121
77152490,0sleep10-21swapper/122:57:121
306512490,1sleep030649-21fschecks_time22:15:160
282132490,1sleep010-21rcuc/022:26:020
2798224926,19sleep00-21swapper/019:08:430
2784024926,19sleep30-21swapper/319:08:103
213412480,0sleep00-21swapper/000:31:420
281052470,0sleep00-21swapper/023:51:320
183042460,0sleep30-21swapper/322:47:163
130242460,0sleep20-21swapper/219:34:592
2858299209,1cyclictest0-21swapper/121:36:511
28582992018,1cyclictest19259-21sshd22:40:021
79222190,0sleep310498-21diskmemload22:05:143
28583991917,1cyclictest19247-21sshd00:20:182
2858299199,1cyclictest9470-21bash22:27:401
2858299198,1cyclictest22200-21sshd23:47:101
2858299190,1cyclictest24409-21sshd00:28:231
2858199190,1cyclictest8909-21sshd00:04:180
28583991816,1cyclictest0-21swapper/222:02:242
28582991814,3cyclictest9864-21sshd21:54:221
2858299180,10cyclictest25082-21sshd22:36:531
2858199189,5cyclictest0-21swapper/021:17:520
4022170,0sleep2398-21sshd23:33:352
2858299177,1cyclictest0-21swapper/122:18:541
2858299171,9cyclictest0-21swapper/123:38:541
2858299170,1cyclictest16392-21sshd21:10:291
2858299170,1cyclictest16392-21sshd21:10:291
2858299170,1cyclictest0-21swapper/100:21:141
2858299170,16cyclictest0-21swapper/122:51:271
2858299170,13cyclictest0-21swapper/123:09:591
2858299170,11cyclictest0-21swapper/121:20:121
2858199170,13cyclictest0-21swapper/023:59:310
2858199170,13cyclictest0-21swapper/000:05:220
2858199170,12cyclictest0-21swapper/023:49:400
257932170,1sleep125775-21sshd23:43:561
313872160,1sleep337-21rcuc/323:18:343
28583991612,3cyclictest17714-21sshd23:50:202
2858299169,1cyclictest0-21swapper/123:10:221
2858299169,1cyclictest0-21swapper/122:10:091
2858299169,1cyclictest0-21swapper/121:40:031
2858299169,1cyclictest0-21swapper/121:30:501
2858299169,1cyclictest0-21swapper/100:36:001
2858299169,1cyclictest0-21swapper/100:30:011
2858299168,2cyclictest0-21swapper/123:25:071
2858299168,1cyclictest8199-21sshd23:30:381
2858299168,1cyclictest115650irq/25-eth022:00:251
2858299167,1cyclictest0-21swapper/121:26:121
2858299161,9cyclictest0-21swapper/122:20:401
2858299161,14cyclictest0-21swapper/122:45:091
2858299160,2cyclictest0-21swapper/100:15:161
2858299160,1cyclictest20079-21sshd21:55:241
2858299160,1cyclictest19761-21sshd00:09:161
2858299160,10cyclictest2050-21sshd23:00:181
2858299160,10cyclictest18632-21smart_sda23:50:251
2858299160,10cyclictest0-21swapper/123:55:271
2858299160,10cyclictest0-21swapper/123:20:301
2858199160,13cyclictest23316-21sshd00:35:360
237652160,0sleep20-21swapper/222:44:152
127582160,1sleep212757-21sshd00:15:452
2858499159,5cyclictest0-21swapper/321:19:113
28584991512,2cyclictest0-21swapper/322:43:283
2858499150,12cyclictest0-21swapper/322:34:033
2858399155,9cyclictest30-21ksoftirqd/200:39:422
28583991513,1cyclictest30-21ksoftirqd/222:11:322
28583991513,1cyclictest30-21ksoftirqd/221:41:012
2858299150,1cyclictest19845-21apache_volume19:45:141
2858199159,3cyclictest0-21swapper/022:08:100
2858199158,4cyclictest0-21swapper/022:50:360
2858199156,8cyclictest0-21swapper/019:30:160
28581991514,1cyclictest5601-21sshd21:42:400
2858199151,13cyclictest0-21swapper/022:47:160
2858199150,3cyclictest31078-21sshd23:33:210
2858199150,12cyclictest0-21swapper/023:35:530
2858199150,12cyclictest0-21swapper/022:12:430
268042150,1sleep30-21swapper/300:36:023
2858499149,4cyclictest0-21swapper/323:37:533
2858499149,4cyclictest0-21swapper/321:51:493
2858499148,5cyclictest0-21swapper/323:01:303
2858499148,5cyclictest0-21swapper/322:58:463
2858499148,5cyclictest0-21swapper/322:58:463
2858499145,9cyclictest23949-21sshd23:28:523
28584991412,1cyclictest27708-21sshd22:37:113
28584991412,1cyclictest26018-21sshd00:06:093
28584991411,2cyclictest27066-21bash21:34:033
28584991411,2cyclictest26579-21sshd21:45:083
28584991411,2cyclictest0-21swapper/322:26:593
2858499140,13cyclictest7457-21sshd23:41:433
2858499140,13cyclictest0-21swapper/322:23:243
2858399149,2cyclictest0-21swapper/223:00:102
2858399144,1cyclictest30-21ksoftirqd/200:04:152
28583991413,1cyclictest30-21ksoftirqd/222:46:322
28583991412,1cyclictest30-21ksoftirqd/222:32:452
2858399140,13cyclictest0-21swapper/223:43:202
2858399140,13cyclictest0-21swapper/221:55:562
2858399140,13cyclictest0-21swapper/221:26:472
2858299148,1cyclictest20985-21fw_conntrack20:35:141
2858299147,1cyclictest4277-21df_inode20:10:151
2858199148,3cyclictest0-21swapper/021:22:360
2858199142,1cyclictest0-21swapper/021:30:570
2858199142,11cyclictest14263-21sshd23:42:330
2858199141,1cyclictest6100-21sshd23:11:530
2858199141,1cyclictest0-21swapper/022:41:490
2858199140,3cyclictest22576-21bash22:36:340
2858199140,3cyclictest0-21swapper/023:00:510
2858199140,13cyclictest0-21swapper/021:26:170
2858199140,11cyclictest0-21swapper/022:04:420
2858499139,1cyclictest0-21swapper/323:11:023
2858499138,2cyclictest1035-21sshd22:04:293
28584991312,1cyclictest32757-21sshd23:48:253
28584991312,1cyclictest0-21swapper/322:51:563
28584991310,2cyclictest0-21swapper/300:25:183
2858499130,4cyclictest0-21swapper/300:16:323
2858499130,12cyclictest25233-21sshd23:32:393
2858499130,12cyclictest0-21swapper/323:54:253
2858499130,10cyclictest0-21swapper/321:21:463
2858399138,4cyclictest16735-21sshd00:27:282
2858399138,4cyclictest0-21swapper/222:17:142
2858399138,4cyclictest0-21swapper/221:50:242
2858399133,1cyclictest30-21ksoftirqd/223:20:332
2858399133,1cyclictest30-21ksoftirqd/222:35:592
28583991311,1cyclictest30-21ksoftirqd/200:30:292
28583991311,1cyclictest30-21ksoftirqd/200:12:032
28583991311,1cyclictest26488-21sshd23:55:102
2858399130,4cyclictest0-21swapper/223:05:292
2858399130,12cyclictest31834-21sshd21:38:162
2858399130,12cyclictest24989-21sshd23:47:292
2858399130,12cyclictest23930-21sshd21:22:322
2858399130,12cyclictest21795-21sshd23:10:052
2858399130,12cyclictest0-21swapper/223:36:012
2858399130,12cyclictest0-21swapper/222:05:262
2858399130,12cyclictest0-21swapper/221:45:272
2858399130,12cyclictest0-21swapper/200:06:382
2858199130,12cyclictest0-21swapper/023:25:070
2858199130,12cyclictest0-21swapper/022:56:270
2858199130,12cyclictest0-21swapper/022:56:270
2858199130,12cyclictest0-21swapper/022:31:020
2858199130,12cyclictest0-21swapper/021:45:040
216962130,0sleep30-21swapper/321:44:353
175782130,0sleep317573-21sshd21:10:373
175782130,0sleep317573-21sshd21:10:363
2858499129,2cyclictest0-21swapper/323:55:153
2858499128,2cyclictest7225-21sshd00:30:113
2858499127,2cyclictest18813-21id23:20:433
2858499121,2cyclictest0-21swapper/322:15:143
2858499121,10cyclictest0-21swapper/321:35:183
2858499121,10cyclictest0-21swapper/320:45:163
2858399129,2cyclictest0-21swapper/223:25:142
2858399129,2cyclictest0-21swapper/222:20:122
2858399129,2cyclictest0-21swapper/219:55:142
28583991211,1cyclictest30-21ksoftirqd/223:18:422
2858399120,11cyclictest0-21swapper/220:10:162
2858299129,2cyclictest0-21swapper/121:00:141
2858299129,2cyclictest0-21swapper/120:25:151
2858199129,2cyclictest0-21swapper/021:00:120
2858199129,2cyclictest0-21swapper/020:25:140
2858199124,4cyclictest0-21swapper/020:45:150
2858199123,5cyclictest0-21swapper/020:00:150
2858199120,11cyclictest1596-21sshd21:52:110
2858499118,2cyclictest0-21swapper/319:30:143
2858499110,11cyclictest0-21swapper/319:44:463
2858499110,10cyclictest13727-21sh19:35:133
2858499110,10cyclictest0-21swapper/319:45:153
2858499110,10cyclictest0-21swapper/319:15:023
2858399119,1cyclictest19321-21kworker/2:021:06:282
2858399118,2cyclictest0-21swapper/219:50:132
2858399110,2cyclictest0-21swapper/220:05:132
2858399110,11cyclictest0-21swapper/221:00:142
2858399110,10cyclictest0-21swapper/220:30:122
2858399110,10cyclictest0-21swapper/220:15:162
2858399110,10cyclictest0-21swapper/220:00:122
2858399110,10cyclictest0-21swapper/219:35:122
2858299119,1cyclictest0-21swapper/120:15:161
2858299118,2cyclictest0-21swapper/119:15:151
2858299110,2cyclictest0-21swapper/119:40:131
2858299110,2cyclictest0-21swapper/119:25:121
2858299110,1cyclictest0-21swapper/119:55:051
2858299110,11cyclictest0-21swapper/120:20:531
2858299110,11cyclictest0-21swapper/119:33:351
2858299110,11cyclictest0-21swapper/119:24:121
2858299110,10cyclictest30752-21perl20:50:171
2858299110,10cyclictest13928-21perl19:35:121
2858299110,10cyclictest0-21swapper/121:05:141
2858299110,10cyclictest0-21swapper/119:50:151
2858199119,1cyclictest0-21swapper/021:10:010
2858199119,1cyclictest0-21swapper/020:30:150
2858199119,1cyclictest0-21swapper/019:15:150
2858199118,2cyclictest0-21swapper/019:55:140
2858199113,8cyclictest0-21swapper/019:26:060
2858199112,8cyclictest0-21swapper/020:56:060
2858199111,9cyclictest0-21swapper/020:45:000
2858199111,9cyclictest0-21swapper/020:35:150
28581991110,1cyclictest0-21swapper/019:21:120
191382110,0sleep11734-21runrttasks20:31:591
2858499109,1cyclictest0-21swapper/321:05:233
2858499109,1cyclictest0-21swapper/320:41:353
2858499108,1cyclictest17610-21perl20:30:153
2858499108,1cyclictest14089-21diskstats20:25:153
2858499108,1cyclictest0-21swapper/320:55:173
2858499101,7cyclictest0-21swapper/319:50:133
2858499100,9cyclictest11129-21perl20:20:133
2858499100,9cyclictest0-21swapper/319:20:143
2858499100,1cyclictest6734-21apache_volume19:25:123
2858499100,1cyclictest30467-21fw_forwarded_lo20:00:143
2858499100,1cyclictest0-21swapper/320:06:363
2858499100,10cyclictest0-21swapper/320:39:153
2858399109,1cyclictest19321-21kworker/2:020:59:222
2858399109,1cyclictest19321-21kworker/2:019:27:392
2858399109,1cyclictest0-21swapper/219:15:452
2858399108,1cyclictest19321-21kworker/2:019:43:052
2858399108,1cyclictest14428-21fw_conntrack20:25:152
2858399108,1cyclictest0-21swapper/220:35:152
2858399100,9cyclictest30-21ksoftirqd/219:45:172
2858399100,9cyclictest0-21swapper/220:45:172
2858399100,9cyclictest0-21swapper/220:20:112
2858299100,9cyclictest27464-21perl20:45:151
2858299100,9cyclictest24246-21fschecks_time20:40:141
2858299100,9cyclictest1316-21diskstats20:55:161
2858299100,1cyclictest0-21swapper/120:00:111
2858299100,10cyclictest0-21swapper/119:12:071
2858199108,1cyclictest888-21df20:05:120
2858199100,9cyclictest0-21swapper/020:50:170
2858199100,9cyclictest0-21swapper/019:35:120
2858199100,6cyclictest0-21swapper/019:10:180
2858199100,1cyclictest7480-21cstates20:15:150
2858199100,1cyclictest4593-21fschecks_time20:10:150
285849998,1cyclictest0-21swapper/319:57:403
285849997,1cyclictest3842-21apache_volume20:10:123
285849995,3cyclictest0-21swapper/319:10:203
285849990,9cyclictest0-21swapper/320:15:153
285839998,1cyclictest19321-21kworker/2:020:50:322
285839998,1cyclictest19321-21kworker/2:020:42:122
285839998,1cyclictest0-21swapper/219:22:082
285829996,2cyclictest0-21swapper/120:05:141
285819997,1cyclictest23561-21diskstats19:50:150
285819997,1cyclictest11076-21perl20:20:140
285819991,2cyclictest0-21swapper/019:40:150
285819990,6cyclictest0-21swapper/019:45:140
285849981,6cyclictest0-21swapper/321:00:123
285849980,8cyclictest0-21swapper/320:50:173
285839981,1cyclictest19321-21kworker/2:019:10:202
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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