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2026-07-27 - 21:15
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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 Mon Jul 27, 2026 12:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2965021160,0sleep229649-21munin-node11:20:242
111122960,0sleep11734-21runrttasks11:18:221
179442910,1sleep217941-21sshd11:33:582
298372610,0sleep00-21swapper/009:25:520
324526024,9sleep10-21swapper/107:07:071
179492600,1sleep017933-21sshd11:08:040
64372580,0sleep26438-21sshd09:56:302
284892580,0sleep1201ktimersoftd/111:20:181
110742570,0sleep00-21swapper/011:59:040
185072550,0sleep230-21ksoftirqd/212:22:022
275952540,0sleep30-21swapper/309:55:153
333425325,9sleep20-21swapper/207:07:282
3552520,0sleep3347-21sshd11:13:283
291425230,18sleep00-21swapper/007:05:490
185902520,0sleep01734-21runrttasks12:25:400
155112510,1sleep315495-21sshd12:06:523
95602500,0sleep30-21swapper/310:08:023
95602500,0sleep30-21swapper/310:08:023
321532500,1sleep032150-21bash11:17:020
76322490,0sleep00-21swapper/012:31:530
112692490,0sleep10-21swapper/111:25:391
232712480,0sleep10-21swapper/107:35:471
204724825,9sleep30-21swapper/307:05:213
252622470,1sleep30-21swapper/310:57:503
103462470,0sleep10-21swapper/110:08:071
103462470,0sleep10-21swapper/110:08:071
260062430,0sleep00-21swapper/009:14:300
4265992321,1cyclictest4590-21sshd10:18:341
4267992018,1cyclictest115650irq/25-eth009:40:053
4266992018,1cyclictest0-21swapper/210:08:252
4266992018,1cyclictest0-21swapper/210:08:252
4264992019,1cyclictest28622-21sshd09:40:290
4264992018,1cyclictest16829-21sshd10:08:530
4264992018,1cyclictest16829-21sshd10:08:530
4264992018,1cyclictest16471-21sshd11:22:390
4267991918,1cyclictest0-21swapper/311:53:333
426499194,14cyclictest25604-21kworker/0:212:19:410
4267991816,2cyclictest0-21swapper/312:21:163
426599180,1cyclictest5284-21sshd11:14:021
426499188,9cyclictest0-21swapper/011:39:570
426499184,13cyclictest22375-21kworker/0:110:35:180
4264991816,1cyclictest14785-21sshd11:33:350
246612180,1sleep228-21rcuc/210:39:212
128112180,0sleep30-21swapper/311:22:143
127522180,0sleep00-21swapper/009:46:070
68782170,6sleep03-21ksoftirqd/011:03:080
56882170,1sleep11734-21runrttasks10:03:551
426499179,7cyclictest0-21swapper/011:28:180
426499176,7cyclictest23843-21kworker/0:108:39:200
426499170,9cyclictest8679-21sshd12:39:300
426499170,9cyclictest8679-21sshd12:39:300
53832160,0sleep10-21swapper/112:02:021
4267991614,1cyclictest0-21swapper/310:51:373
426499164,9cyclictest23843-21kworker/0:107:57:150
426499164,7cyclictest23843-21kworker/0:107:38:110
426499163,9cyclictest12875-21kworker/0:110:16:350
426499160,5cyclictest5005-21sshd10:55:260
95402150,0sleep041ktimersoftd/008:05:170
426799155,9cyclictest25860-21sshd09:14:293
4267991514,1cyclictest0-21swapper/311:28:023
426699155,1cyclictest15698-21sshd09:46:282
426699150,14cyclictest24384-21sshd11:38:232
426699150,14cyclictest1511-21nfsd11:12:122
426599159,2cyclictest0-21swapper/110:57:391
426499158,4cyclictest0-21swapper/011:46:190
426499151,3cyclictest123550irq/26-eth1-rx-11:50:340
4264991513,1cyclictest19690-21sshd09:58:060
426499150,12cyclictest3502-21sshd09:19:190
38202150,0sleep03817-21sshd11:43:250
262402150,1sleep30-21swapper/310:35:413
134622150,1sleep313422-21sshd11:48:133
4267991413,1cyclictest3063-21sshd10:29:313
4267991413,1cyclictest18557-21diskmemload12:18:073
426799140,13cyclictest0-21swapper/311:33:523
426699149,4cyclictest0-21swapper/212:06:122
426699148,3cyclictest0-21swapper/210:02:322
426699140,13cyclictest0-21swapper/212:34:462
426699140,13cyclictest0-21swapper/212:16:102
426699140,10cyclictest0-21swapper/210:54:002
426599149,4cyclictest0-21swapper/109:58:021
426599149,1cyclictest0-21swapper/112:29:591
426599149,1cyclictest0-21swapper/112:15:131
426599149,1cyclictest0-21swapper/111:41:031
426599148,2cyclictest22391-21sshd12:11:201
426599148,2cyclictest20244-21sensors_fan11:30:251
426599148,2cyclictest0-21swapper/110:38:041
426599148,1cyclictest5426-21sshd11:39:591
426599148,1cyclictest0-21swapper/109:48:371
426599140,1cyclictest0-21swapper/109:35:271
426599140,13cyclictest0-21swapper/112:23:321
426599140,13cyclictest0-21swapper/110:20:321
426499146,7cyclictest9174-21bash11:14:300
426499142,9cyclictest9355-21sshd09:23:390
4264991412,1cyclictest0-21swapper/012:00:560
426499140,9cyclictest0-21swapper/010:02:040
426499140,3cyclictest0-21swapper/012:10:210
426499140,13cyclictest0-21swapper/010:26:580
426499140,13cyclictest0-21swapper/010:22:460
426499140,11cyclictest19275-21sshd10:53:300
426499140,11cyclictest11542-21sshd10:11:540
426499140,11cyclictest0-21swapper/012:05:120
426799139,4cyclictest115650irq/25-eth012:26:413
426799139,3cyclictest0-21swapper/311:40:103
426799139,1cyclictest0-21swapper/312:14:313
426799139,1cyclictest0-21swapper/311:17:543
426799138,2cyclictest11047-21sshd09:27:293
4267991310,2cyclictest0-21swapper/309:39:083
426799130,4cyclictest1813-21munin-node09:30:163
426799130,4cyclictest0-21swapper/310:46:563
426799130,2cyclictest0-21swapper/311:05:213
426799130,2cyclictest0-21swapper/309:24:183
426799130,2cyclictest0-21swapper/309:15:533
426799130,12cyclictest27422-21sshd12:30:233
426799130,12cyclictest12109-21sshd10:41:303
426799130,12cyclictest0-21swapper/311:55:373
426799130,12cyclictest0-21swapper/311:35:113
426799130,12cyclictest0-21swapper/311:01:283
426799130,12cyclictest0-21swapper/310:30:233
426799130,12cyclictest0-21swapper/310:20:283
426799130,12cyclictest0-21swapper/309:50:253
426799130,10cyclictest0-21swapper/312:01:463
426699139,3cyclictest0-21swapper/209:37:082
426699139,1cyclictest0-21swapper/211:15:042
426699139,1cyclictest0-21swapper/210:44:502
426699138,4cyclictest7613-21sshd09:30:432
426699138,2cyclictest18557-21diskmemload12:38:252
426699138,2cyclictest18557-21diskmemload12:38:252
426699131,9cyclictest0-21swapper/210:46:332
4266991310,2cyclictest0-21swapper/210:11:042
426699130,1cyclictest20607-21sshd11:56:222
426699130,1cyclictest0-21swapper/212:28:432
426699130,12cyclictest8081-21bash09:41:552
426699130,12cyclictest18260-21sshd11:45:082
426699130,12cyclictest0-21swapper/211:00:122
426699130,12cyclictest0-21swapper/210:15:162
426699130,12cyclictest0-21swapper/209:25:542
426699130,12cyclictest0-21swapper/209:11:502
426599139,3cyclictest0-21swapper/112:38:171
426599139,3cyclictest0-21swapper/112:38:171
426599139,3cyclictest0-21swapper/111:45:021
426599139,1cyclictest10250irq/24-ahci[00010:45:181
426599139,1cyclictest0-21swapper/110:52:041
426599139,1cyclictest0-21swapper/110:28:461
426599138,4cyclictest28043-21sshd10:32:181
426599138,4cyclictest18719-21bash11:00:401
426599137,2cyclictest7610-21sshd09:53:001
426599130,2cyclictest32231-21sshd11:50:201
426599130,2cyclictest31711-21sshd09:40:531
426599130,12cyclictest0-21swapper/112:05:371
426599130,12cyclictest0-21swapper/110:41:561
426599130,12cyclictest0-21swapper/109:15:171
426599130,12cyclictest0-21swapper/109:12:171
426599130,11cyclictest26933-21sshd12:34:111
426599130,10cyclictest22685-21sshd11:56:371
426599130,10cyclictest0-21swapper/109:27:481
426499134,8cyclictest0-21swapper/007:54:360
426499131,9cyclictest0-21swapper/008:25:140
4264991311,1cyclictest17121-21bash10:45:450
426499131,11cyclictest0-21swapper/007:15:010
426499130,2cyclictest0-21swapper/010:33:590
426499130,1cyclictest0-21swapper/009:33:190
426499130,12cyclictest23532-21sshd09:36:150
426499130,12cyclictest0-21swapper/010:40:080
426499130,11cyclictest0-21swapper/012:21:100
426499130,11cyclictest0-21swapper/009:51:030
26912130,0sleep22690-21tune2fs10:55:152
256262130,0sleep20-21swapper/210:32:012
201332130,0sleep30-21swapper/312:37:013
201332130,0sleep30-21swapper/312:37:013
426799129,3cyclictest0-21swapper/307:15:003
426799129,2cyclictest0-21swapper/310:00:193
4267991210,1cyclictest0-21swapper/310:16:533
426799120,1cyclictest31145-21sshd10:10:253
426699129,2cyclictest0-21swapper/212:11:212
426699129,2cyclictest0-21swapper/211:50:102
426699129,2cyclictest0-21swapper/211:06:012
426699129,2cyclictest0-21swapper/210:20:502
426699122,1cyclictest0-21swapper/210:26:302
4266991210,1cyclictest0-21swapper/209:51:412
426699120,1cyclictest0-21swapper/212:00:112
426699120,1cyclictest0-21swapper/211:40:312
426699120,11cyclictest0-21swapper/211:25:102
426699120,11cyclictest0-21swapper/209:20:222
426699120,10cyclictest0-21swapper/209:15:052
426599128,1cyclictest0-21swapper/109:20:051
426599121,2cyclictest0-21swapper/107:30:151
426599121,10cyclictest0-21swapper/109:30:131
426599120,11cyclictest0-21swapper/111:05:591
426599120,11cyclictest0-21swapper/110:11:431
426499122,7cyclictest23843-21kworker/0:107:20:080
426799110,1cyclictest0-21swapper/307:30:153
426799110,10cyclictest0-21swapper/309:45:073
426699119,1cyclictest0-21swapper/209:05:172
426699119,1cyclictest0-21swapper/207:15:022
426699118,2cyclictest0-21swapper/208:45:182
426699110,11cyclictest0-21swapper/207:28:132
426699110,10cyclictest0-21swapper/208:10:162
426699110,10cyclictest0-21swapper/207:50:122
426599119,1cyclictest0-21swapper/107:50:121
426599118,2cyclictest0-21swapper/107:15:021
426599111,1cyclictest0-21swapper/107:25:151
426599110,10cyclictest12331-21perl07:20:151
426599110,10cyclictest0-21swapper/107:55:141
426499119,1cyclictest0-21swapper/008:40:160
426499118,3cyclictest23843-21kworker/0:108:10:010
426499118,2cyclictest0-21swapper/009:00:150
426499115,6cyclictest23843-21kworker/0:108:34:440
426499111,1cyclictest0-21swapper/008:03:490
426499110,8cyclictest0-21swapper/007:40:130
426799109,1cyclictest0-21swapper/309:01:283
426799100,9cyclictest31878-21fschecks_time07:50:133
426799100,9cyclictest12310-21fschecks_time07:20:143
426799100,9cyclictest0-21swapper/308:45:163
426799100,9cyclictest0-21swapper/308:30:153
426699109,1cyclictest0-21swapper/208:20:312
426699108,1cyclictest5099-21perl07:10:152
426699108,1cyclictest2777-21fschecks_time07:55:142
426699100,9cyclictest0-21swapper/208:55:162
426699100,9cyclictest0-21swapper/208:34:062
426699100,1cyclictest12729-21diskstats09:00:172
426699100,1cyclictest0-21swapper/207:21:362
426699100,10cyclictest0-21swapper/207:49:362
426699100,10cyclictest0-21swapper/207:49:362
426599109,1cyclictest0-21swapper/108:06:471
426599108,1cyclictest29080-21perl08:35:161
426599100,1cyclictest9431-21diskstats08:55:151
426599100,1cyclictest28733-21fw_forwarded_lo07:45:191
426599100,1cyclictest28733-21fw_forwarded_lo07:45:191
426599100,1cyclictest15559-21apache_volume09:05:141
426599100,10cyclictest0-21swapper/108:44:471
426499109,1cyclictest0-21swapper/007:28:530
426499106,2cyclictest23843-21kworker/0:108:45:130
426499104,6cyclictest23843-21kworker/0:108:21:440
426499100,9cyclictest0-21swapper/009:05:210
426499100,9cyclictest0-21swapper/008:50:150
426499100,9cyclictest0-21swapper/007:30:150
426499100,7cyclictest15174-21apache_accesses08:15:090
426499100,1cyclictest9689-21tune2fs08:55:160
426499100,10cyclictest0-21swapper/007:10:530
220862100,0sleep20-21swapper/208:25:142
42679998,1cyclictest0-21swapper/307:35:453
42679998,1cyclictest0-21swapper/307:25:133
42679998,1cyclictest0-21swapper/307:12:033
42679997,1cyclictest2740-21tune2fs07:55:153
42679991,5cyclictest0-21swapper/308:55:173
42669998,1cyclictest0-21swapper/208:07:442
42669990,9cyclictest0-21swapper/208:01:062
42669990,9cyclictest0-21swapper/207:43:122
42669990,9cyclictest0-21swapper/207:30:142
42669990,1cyclictest0-21swapper/208:53:092
42659998,1cyclictest15972-21conntrack08:15:141
42659997,1cyclictest0-21swapper/108:45:181
42659990,9cyclictest0-21swapper/107:44:221
42659990,9cyclictest0-21swapper/107:10:401
42649996,3cyclictest23843-21kworker/0:107:46:250
42649996,3cyclictest23843-21kworker/0:107:46:250
42679987,1cyclictest0-21swapper/309:05:153
42679987,1cyclictest0-21swapper/308:05:583
42679987,1cyclictest0-21swapper/308:03:593
42679987,1cyclictest0-21swapper/307:43:323
42679986,1cyclictest22442-21perl08:25:153
42679983,5cyclictest0-21swapper/308:37:063
42679980,7cyclictest0-21swapper/308:20:183
42679980,1cyclictest12150irq/23-ehci_hcd08:42:163
42669980,7cyclictest0-21swapper/208:15:112
42659987,1cyclictest0-21swapper/108:31:391
42679975,1cyclictest6336-21fschecks_time08:50:143
42679973,4cyclictest0-21swapper/308:10:193
42679970,6cyclictest0-21swapper/308:15:153
42679970,6cyclictest0-21swapper/307:45:163
42679970,6cyclictest0-21swapper/307:45:153
42669976,1cyclictest29061-21perl08:35:162
42669971,5cyclictest0-21swapper/208:40:152
42659976,1cyclictest0-21swapper/108:10:151
42659975,1cyclictest21700-21lockdev08:25:081
42659975,1cyclictest18448-21apache_accesses08:20:111
42659970,6cyclictest0-21swapper/109:00:261
42659970,6cyclictest0-21swapper/108:00:171
42669960,6cyclictest0-21swapper/207:35:052
42659960,5cyclictest0-21swapper/108:50:141
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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