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2026-07-12 - 22:32
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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 highest latencies:
System rackaslot0.osadl.org (updated Sun Jul 12, 2026 12:44:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
181812830,0sleep20-21swapper/211:30:232
102992680,1sleep210296-21sshd09:15:242
99632650,6sleep339-21ksoftirqd/310:12:353
308442630,0sleep10-21swapper/110:51:271
126282620,0sleep20-21swapper/210:49:562
301242600,1sleep20-21swapper/209:28:402
184902590,0sleep24694-21cyclictest12:30:282
127512590,6sleep20-21swapper/209:52:502
69902580,1sleep06988-21bash12:03:470
271062580,0sleep20-21swapper/209:59:512
81762560,0sleep30-21swapper/312:29:413
218952560,0sleep10-21swapper/112:02:111
202372560,1sleep337-21rcuc/309:30:333
202372560,1sleep337-21rcuc/309:30:333
220112550,0sleep122010-21bash10:59:211
255462540,0sleep30-21swapper/309:11:063
18772540,0sleep00-21swapper/009:49:050
144472540,0sleep00-21swapper/011:24:240
221802530,0sleep20-21swapper/209:47:582
167602530,0sleep03-21ksoftirqd/011:30:170
39732520,0sleep20-21swapper/210:26:162
380725226,9sleep20-21swapper/207:06:532
32202520,1sleep33215-21sshd10:57:373
122252520,0sleep10-21swapper/109:27:011
80802510,0sleep18079-21sshd11:18:041
65632510,0sleep20-21swapper/210:03:442
354725125,21sleep00-21swapper/007:05:340
309192510,1sleep130905-21sshd10:48:391
291512510,0sleep11734-21runrttasks11:51:211
180722510,0sleep10-21swapper/110:04:481
141352510,0sleep211813-21diskmemload09:35:442
96502500,0sleep30-21swapper/310:09:473
67232500,0sleep36721-21sshd11:09:243
59292500,1sleep25932-21nfsd407:10:212
296222500,1sleep329615-21sshd10:54:183
280422500,0sleep20-21swapper/211:22:412
155492500,1sleep30-21swapper/310:04:343
58492490,0sleep10-21swapper/109:35:071
414124926,19sleep10-21swapper/107:08:311
382324926,19sleep30-21swapper/307:06:583
307112490,0sleep30-21swapper/312:37:223
234732490,1sleep00-21swapper/011:25:120
23012480,1sleep30-21swapper/311:54:473
75552470,0sleep20-21swapper/211:18:012
62032470,1sleep36196-21sshd11:43:423
278722470,1sleep127868-21bash11:28:251
173332470,1sleep017319-21sshd09:36:030
244442460,0sleep10-21swapper/111:05:141
195382410,0sleep20-21swapper/210:39:062
116282390,0sleep111569-21sshd09:21:161
211662360,0sleep121167-21bash11:13:311
469699230,15cyclictest0-21swapper/010:10:550
176292230,1sleep217625-21bash10:33:132
4697992220,1cyclictest1074-21sshd10:14:431
4696992220,1cyclictest13052-21sshd10:18:350
469899211,1cyclictest9649-21sshd11:58:152
469899210,20cyclictest0-21swapper/210:12:152
4696992120,1cyclictest27387-21sshd10:54:060
469699210,9cyclictest0-21swapper/011:05:390
469699210,16cyclictest25116-21sshd11:02:250
176232210,1sleep217622-21sshd12:04:442
4698992019,1cyclictest0-21swapper/211:08:572
469899200,19cyclictest0-21swapper/210:42:212
4697992019,1cyclictest22801-21sshd11:36:301
469699205,9cyclictest7542-21sshd12:20:540
469699202,13cyclictest13886-21bash10:04:250
4696992010,6cyclictest8347-21cp10:26:400
210272200,0sleep041ktimersoftd/011:59:180
156592200,1sleep215658-21bash11:44:332
70952190,2sleep228-21rcuc/209:12:202
469699198,9cyclictest0-21swapper/009:12:140
469699198,8cyclictest5051-21sshd10:20:380
469699198,8cyclictest16726-21rm10:07:290
469699196,8cyclictest0-21swapper/011:40:180
469699191,9cyclictest16761-21sshd12:36:070
469699190,1cyclictest0-21swapper/012:07:040
469699190,1cyclictest0-21swapper/010:49:260
469699190,15cyclictest0-21swapper/009:57:210
469699190,14cyclictest0-21swapper/011:16:460
469699190,14cyclictest0-21swapper/009:15:290
469699188,9cyclictest0-21swapper/009:22:560
469699188,7cyclictest7734-21diskstats11:35:140
469699183,1cyclictest0-21swapper/010:32:430
469699180,14cyclictest0-21swapper/012:30:360
157442180,0sleep20-21swapper/210:24:322
469999179,1cyclictest37-21rcuc/311:57:533
4699991713,1cyclictest39-21ksoftirqd/311:45:523
4697991715,1cyclictest30513-21sshd12:05:461
469699178,8cyclictest25109-21sshd11:50:590
469699178,6cyclictest0-21swapper/012:17:120
469699177,1cyclictest1310-21bash09:51:500
469699176,7cyclictest0-21swapper/011:45:510
469699170,9cyclictest16964-21sshd10:55:570
469699170,9cyclictest15138-21sshd09:41:350
469699170,1cyclictest17512-21sshd11:10:180
469699170,1cyclictest0-21swapper/012:29:120
469699170,1cyclictest0-21swapper/012:12:370
469699170,14cyclictest0-21swapper/009:26:400
469999165,9cyclictest39-21ksoftirqd/309:52:213
4699991615,1cyclictest37-21rcuc/310:42:573
4699991615,1cyclictest0-21swapper/311:01:033
4699991613,1cyclictest39-21ksoftirqd/310:45:183
4699991613,1cyclictest39-21ksoftirqd/309:38:493
4699991612,1cyclictest39-21ksoftirqd/310:28:063
469999160,3cyclictest381ktimersoftd/312:13:263
469699169,6cyclictest0-21swapper/010:35:290
469699166,2cyclictest0-21swapper/007:45:130
469699160,6cyclictest0-21swapper/008:00:190
469699160,15cyclictest31037-21cp10:40:080
469699160,15cyclictest14835-21munin-node09:30:260
469699160,15cyclictest14835-21munin-node09:30:250
469699160,10cyclictest0-21swapper/008:30:140
14782160,1sleep21734-21runrttasks08:50:212
70712150,0sleep17067-21sshd09:18:041
469999157,1cyclictest115650irq/25-eth010:20:383
469999155,1cyclictest39-21ksoftirqd/311:39:233
469999155,1cyclictest10158-21sshd11:26:493
469999153,1cyclictest39-21ksoftirqd/312:21:443
4699991514,1cyclictest39-21ksoftirqd/309:24:493
4699991514,1cyclictest37-21rcuc/311:31:333
4699991514,1cyclictest37-21rcuc/310:35:063
4699991513,1cyclictest39-21ksoftirqd/309:44:253
4699991513,1cyclictest39-21ksoftirqd/309:27:373
469799150,12cyclictest0-21swapper/110:15:391
469699157,6cyclictest0-21swapper/007:15:170
469999144,9cyclictest1596-21sshd12:32:043
4699991413,1cyclictest39-21ksoftirqd/312:06:103
4699991413,1cyclictest39-21ksoftirqd/312:00:133
4699991413,1cyclictest39-21ksoftirqd/311:22:183
4699991413,1cyclictest39-21ksoftirqd/311:11:143
4699991413,1cyclictest39-21ksoftirqd/310:30:243
4699991413,1cyclictest39-21ksoftirqd/310:16:573
4699991413,1cyclictest39-21ksoftirqd/309:15:303
4699991412,1cyclictest39-21ksoftirqd/312:16:113
4699991412,1cyclictest39-21ksoftirqd/311:15:503
4699991412,1cyclictest0-21swapper/309:55:503
469999140,9cyclictest39-21ksoftirqd/309:45:213
4698991411,2cyclictest0-21swapper/212:39:472
469799148,5cyclictest0-21swapper/109:14:031
4697991412,1cyclictest9557-21id10:26:471
4697991412,1cyclictest11813-21diskmemload12:24:521
469799141,12cyclictest0-21swapper/111:49:151
469799141,10cyclictest0-21swapper/110:34:461
469799140,13cyclictest0-21swapper/112:19:301
469799140,13cyclictest0-21swapper/111:56:141
469699149,4cyclictest0-21swapper/009:05:120
469699141,6cyclictest0-21swapper/008:10:250
469699140,1cyclictest0-21swapper/007:30:120
208722140,0sleep20-21swapper/211:36:202
5852130,0sleep20-21swapper/210:08:572
469899139,3cyclictest6880-21sshd12:23:482
469899139,1cyclictest115650irq/25-eth012:13:132
469899139,1cyclictest0-21swapper/211:45:452
469899131,1cyclictest0-21swapper/211:26:012
4698991311,1cyclictest17068-21munin-run07:30:012
4698991311,1cyclictest15196-21sshd10:50:102
469899131,11cyclictest0-21swapper/209:30:062
469899131,11cyclictest0-21swapper/209:30:052
469899131,11cyclictest0-21swapper/207:55:122
4698991310,1cyclictest19460-21sshd09:41:582
469899130,12cyclictest30713-21sshd10:17:142
469899130,12cyclictest1906-21sshd10:57:312
469899130,12cyclictest18301-21sshd11:01:482
469899130,12cyclictest0-21swapper/212:27:172
469899130,12cyclictest0-21swapper/212:15:062
469899130,12cyclictest0-21swapper/211:50:142
469899130,10cyclictest22578-21sshd12:05:102
469799139,1cyclictest8021-21sshd12:12:251
469799138,4cyclictest11813-21diskmemload12:39:211
469799132,1cyclictest22945-21sshd12:30:541
469799131,1cyclictest115650irq/25-eth011:21:521
469799131,11cyclictest0-21swapper/108:45:131
4697991310,2cyclictest0-21swapper/108:05:121
469799130,2cyclictest27161-21sshd12:28:281
469799130,2cyclictest1801-21sshd11:03:141
469799130,12cyclictest31063-21sshd10:05:501
469799130,12cyclictest13304-21bash10:41:201
469799130,12cyclictest0-21swapper/111:43:281
469799130,12cyclictest0-21swapper/109:59:271
469799130,12cyclictest0-21swapper/109:40:101
469799130,12cyclictest0-21swapper/109:30:041
469799130,12cyclictest0-21swapper/109:30:041
469799130,10cyclictest0-21swapper/110:20:401
469699132,4cyclictest0-21swapper/007:36:510
469699131,5cyclictest0-21swapper/007:50:180
469699131,5cyclictest0-21swapper/007:25:220
469699131,1cyclictest0-21swapper/008:25:140
469699131,11cyclictest0-21swapper/007:40:150
469699130,6cyclictest0-21swapper/007:55:200
469699130,4cyclictest0-21swapper/008:20:140
469699130,1cyclictest0-21swapper/008:45:120
22332130,0sleep119-21rcuc/109:51:531
469999129,2cyclictest0-21swapper/308:50:163
469999129,2cyclictest0-21swapper/308:05:143
469999121,10cyclictest0-21swapper/307:55:123
469899129,2cyclictest0-21swapper/211:10:262
469899120,10cyclictest30556-21sshd09:20:112
469799129,2cyclictest0-21swapper/109:45:121
469799129,2cyclictest0-21swapper/109:00:151
469799129,2cyclictest0-21swapper/108:40:111
469799129,2cyclictest0-21swapper/107:50:141
469799121,2cyclictest0-21swapper/111:32:241
469799120,3cyclictest22386-21sshd10:36:261
469799120,11cyclictest0-21swapper/107:30:141
469699120,8cyclictest0-21swapper/007:20:140
469699120,7cyclictest0-21swapper/008:55:220
469999119,1cyclictest5418-21perl07:10:163
469999110,10cyclictest0-21swapper/308:30:143
469899119,1cyclictest0-21swapper/208:35:162
469899118,2cyclictest0-21swapper/207:35:132
469899118,2cyclictest0-21swapper/207:15:012
4698991110,1cyclictest6748-21perl09:00:162
469899110,2cyclictest0-21swapper/208:55:162
469899110,10cyclictest0-21swapper/208:44:142
469899110,10cyclictest0-21swapper/207:45:142
469799119,2cyclictest0-21swapper/108:55:131
469799119,1cyclictest0-21swapper/108:20:141
469799113,8cyclictest0-21swapper/109:06:061
469799110,11cyclictest0-21swapper/108:50:581
469799110,10cyclictest8233-21tune2fs07:15:011
469799110,10cyclictest0-21swapper/108:25:121
469799110,10cyclictest0-21swapper/108:00:131
469699118,3cyclictest0-21swapper/008:15:140
4696991110,1cyclictest0-21swapper/007:12:040
469699110,6cyclictest0-21swapper/008:35:240
469699110,11cyclictest0-21swapper/009:04:100
469699110,11cyclictest0-21swapper/008:08:110
469999108,1cyclictest17655-21apache_volume08:25:123
469999100,9cyclictest0-21swapper/309:05:143
469999100,9cyclictest0-21swapper/308:55:163
469999100,1cyclictest26595-21apache_volume08:40:123
469999100,1cyclictest23655-21df07:40:143
469899108,1cyclictest0-21swapper/209:10:002
469899107,2cyclictest0-21swapper/208:30:152
469899102,7cyclictest0-21swapper/207:33:362
469899100,9cyclictest8748-21apache_volume08:10:142
469899100,9cyclictest0-21swapper/208:45:132
469899100,1cyclictest15356-21perl08:20:152
469899100,1cyclictest11714-21apache_volume08:15:122
469899100,1cyclictest0-21swapper/208:00:132
469799109,1cyclictest0-21swapper/108:15:321
469799109,1cyclictest0-21swapper/107:25:061
469799108,1cyclictest0-21swapper/107:20:141
469799107,2cyclictest0-21swapper/108:35:121
469799107,2cyclictest0-21swapper/107:55:151
469799100,9cyclictest9447-21grep08:10:151
469799100,1cyclictest0-21swapper/107:40:161
469799100,1cyclictest0-21swapper/107:35:121
469799100,1cyclictest0-21swapper/107:13:361
469699109,1cyclictest0-21swapper/008:51:380
469699100,1cyclictest0-21swapper/008:40:120
46999999,0cyclictest29566-21apache_volume08:45:123
46999998,1cyclictest0-21swapper/307:20:153
46999997,2cyclictest0-21swapper/307:30:123
46999997,1cyclictest9104-21expr08:10:143
46999996,2cyclictest0-21swapper/307:25:113
46999990,8cyclictest0-21swapper/309:00:103
46979998,1cyclictest0-21swapper/108:30:151
46999987,1cyclictest0-21swapper/307:50:123
46999986,1cyclictest14685-21apache_volume08:20:123
46999981,6cyclictest0-21swapper/308:35:123
46999980,1cyclictest0-21swapper/308:00:243
46989988,0cyclictest0-21swapper/207:40:212
46989987,1cyclictest0-21swapper/208:27:392
46989985,1cyclictest11173-21kworker/2:007:20:032
46989983,5cyclictest0-21swapper/208:07:522
46989981,3cyclictest0-21swapper/207:50:122
46979987,1cyclictest0-21swapper/107:46:581
46999975,1cyclictest26982-21perl07:45:143
46999971,2cyclictest0-21swapper/307:15:173
46999970,6cyclictest0-21swapper/308:15:133
46999970,6cyclictest0-21swapper/307:35:113
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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