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2026-07-20 - 01:33
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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 Sun Jul 19, 2026 12:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
314812810,0sleep031480-21bash11:19:030
75902620,5sleep03-21ksoftirqd/009:51:010
38212620,1sleep00-21swapper/012:28:290
309192580,1sleep31734-21runrttasks11:53:323
309192580,1sleep31734-21runrttasks11:53:323
203102580,1sleep320308-21bash10:32:143
147972570,0sleep10-21swapper/110:37:291
14002570,0sleep20-21swapper/209:53:232
63712560,0sleep20-21swapper/211:13:562
140402560,1sleep014041-21sshd10:23:060
39952550,0sleep33994-21sshd09:13:343
197792550,1sleep319770-21sshd11:32:203
82652540,1sleep08262-21seq09:31:010
265532540,0sleep10-21swapper/110:07:001
114482540,1sleep10-21swapper/110:17:061
247032530,1sleep11734-21runrttasks09:46:491
2056925226,9sleep10-21swapper/107:09:361
166082520,0sleep228035-21diskmemload11:40:372
247752510,0sleep30-21swapper/310:55:263
1833625124,23sleep00-21swapper/007:05:140
171272510,1sleep117111-21sshd10:40:291
98112500,1sleep38-21rcu_preempt10:54:133
289112500,0sleep00-21swapper/011:13:020
272982500,0sleep10-21swapper/111:21:281
2040225027,19sleep30-21swapper/307:08:463
201072500,1sleep020095-21sshd12:24:130
163942500,1sleep228-21rcuc/210:09:012
297412490,1sleep329725-21sshd11:41:503
2022624926,19sleep20-21swapper/207:07:532
247012480,0sleep024702-21bash11:24:120
66342470,0sleep31734-21runrttasks12:02:533
4972470,0sleep0493-21sshd10:07:350
276552470,0sleep227656-21bash09:15:332
225082470,0sleep10-21swapper/111:09:381
185272360,1sleep028035-21diskmemload09:49:120
25052250,1sleep02498-21bash09:36:140
226692230,1sleep30-21swapper/312:07:103
2091999210,20cyclictest0-21swapper/211:18:462
174532210,6sleep121-21ksoftirqd/110:20:261
20918992018,1cyclictest28376-21sshd10:50:091
2091899190,1cyclictest6395-21sshd09:13:461
56592180,5sleep1115650irq/25-eth009:50:501
20919991817,1cyclictest0-21swapper/210:35:062
2091899189,8cyclictest0-21swapper/112:09:331
20917991817,1cyclictest29265-21sshd12:33:380
206632180,1sleep00-21swapper/010:26:300
2091899174,12cyclictest21-21ksoftirqd/112:01:171
20917991715,1cyclictest18086-21sshd11:52:200
20917991715,1cyclictest18086-21sshd11:52:200
20917991712,2cyclictest7272-21sshd09:25:160
39112160,0sleep20-21swapper/210:33:412
20920991614,1cyclictest1510-21nfsd10:45:253
20918991614,1cyclictest21-21ksoftirqd/110:33:461
2091899160,13cyclictest14593-21sshd09:34:311
2091799160,13cyclictest26627-21sshd12:19:040
117902160,0sleep00-21swapper/011:28:490
117402160,0sleep10-21swapper/111:02:571
114962160,1sleep111488-21sshd09:37:031
309042150,1sleep00-21swapper/011:30:250
295662150,0sleep30-21swapper/312:39:263
270502150,1sleep20-21swapper/212:16:102
216162150,0sleep221613-21sshd11:20:572
20920991512,2cyclictest5635-21sshd09:56:333
20920991511,1cyclictest19935-21sshd11:55:223
20920991511,1cyclictest17289-21sshd11:06:153
2091899155,1cyclictest21-21ksoftirqd/110:11:131
2091899154,10cyclictest21-21ksoftirqd/111:30:131
20918991513,1cyclictest21-21ksoftirqd/112:38:271
20918991513,1cyclictest21-21ksoftirqd/109:15:121
20918991511,3cyclictest21-21ksoftirqd/110:55:151
20918991511,1cyclictest21-21ksoftirqd/111:15:471
20918991511,1cyclictest21-21ksoftirqd/110:28:071
20918991510,2cyclictest21-21ksoftirqd/111:39:011
20918991510,2cyclictest21-21ksoftirqd/111:39:011
2091899150,14cyclictest0-21swapper/109:25:351
2091799159,3cyclictest0-21swapper/010:33:300
2091799158,4cyclictest4570-21sshd10:16:280
2091799158,4cyclictest0-21swapper/009:13:550
2091799152,12cyclictest19517-21sshd10:49:220
20917991510,1cyclictest31706-21sshd09:21:400
2091799150,12cyclictest25099-21sshd09:55:240
2091799150,11cyclictest0-21swapper/010:43:140
116752150,1sleep10-21swapper/107:45:231
110062150,0sleep121-21ksoftirqd/112:11:521
70652140,0sleep10-21swapper/111:25:241
44802140,0sleep30-21swapper/312:14:153
2092099149,2cyclictest15168-21sshd12:18:033
2092099149,2cyclictest0-21swapper/311:36:443
2092099149,2cyclictest0-21swapper/311:36:443
2092099149,1cyclictest0-21swapper/310:10:523
2092099147,4cyclictest1821-21sshd10:24:563
2092099144,1cyclictest27992-21sshd09:21:203
20920991413,1cyclictest28035-21diskmemload12:28:443
20920991412,1cyclictest19801-21sshd09:40:373
20920991412,1cyclictest15908-21sshd10:43:193
2092099140,5cyclictest0-21swapper/311:02:123
20919991412,1cyclictest115650irq/25-eth010:43:472
2091999140,1cyclictest0-21swapper/211:25:572
2091999140,13cyclictest2380-21sshd09:10:272
2091999140,10cyclictest0-21swapper/210:03:582
2091899149,4cyclictest0-21swapper/110:45:041
2091899148,5cyclictest0-21swapper/111:40:081
2091899145,1cyclictest21-21ksoftirqd/109:41:341
2091899142,10cyclictest21-21ksoftirqd/111:56:141
20918991413,1cyclictest21-21ksoftirqd/109:22:451
20918991412,1cyclictest21-21ksoftirqd/112:20:461
20918991412,1cyclictest21-21ksoftirqd/112:15:131
20918991412,1cyclictest21-21ksoftirqd/111:47:181
20918991412,1cyclictest21-21ksoftirqd/110:01:491
20918991412,1cyclictest21-21ksoftirqd/109:55:151
20918991411,2cyclictest28373-21id12:30:351
2091799149,3cyclictest0-21swapper/011:41:520
2091799148,3cyclictest19220-21bash10:00:340
20917991412,1cyclictest21718-21bash12:01:170
2091799141,1cyclictest0-21swapper/011:45:480
2091799140,3cyclictest6249-21bash10:36:430
2091799140,3cyclictest18661-21sshd10:57:520
2091799140,12cyclictest0-21swapper/012:12:070
2091799140,11cyclictest0-21swapper/012:38:210
2091799140,11cyclictest0-21swapper/011:04:010
2091799140,11cyclictest0-21swapper/010:52:090
2091799140,11cyclictest0-21swapper/009:41:390
32272130,1sleep2291ktimersoftd/211:56:472
2092099139,1cyclictest0-21swapper/312:31:413
2092099138,4cyclictest3969-21id11:19:293
2092099138,4cyclictest0-21swapper/312:22:393
2092099138,4cyclictest0-21swapper/311:47:103
20920991310,1cyclictest115650irq/25-eth009:36:463
2092099130,12cyclictest19353-21sshd09:52:043
2092099130,12cyclictest17593-21sshd09:29:053
2092099130,12cyclictest0-21swapper/311:10:033
2092099130,12cyclictest0-21swapper/309:30:143
2092099130,10cyclictest4683-21sshd09:45:073
2092099130,10cyclictest14452-21sshd10:05:543
2092099130,10cyclictest10256-21sshd10:28:313
2091999131,11cyclictest115650irq/25-eth011:37:352
2091999131,11cyclictest115650irq/25-eth011:37:352
20919991311,1cyclictest0-21swapper/210:14:202
20919991311,1cyclictest0-21swapper/209:46:112
2091999130,2cyclictest28921-21sshd09:21:252
2091999130,1cyclictest24715-21bash10:49:492
2091999130,1cyclictest15994-21sshd10:26:052
2091999130,12cyclictest8845-21sshd09:25:222
2091999130,12cyclictest494-21sshd11:50:442
2091999130,12cyclictest494-21sshd11:50:442
2091999130,12cyclictest2563-21sshd09:36:152
2091999130,12cyclictest17102-21sshd09:40:232
2091999130,12cyclictest13054-21sshd12:35:072
2091999130,12cyclictest0-21swapper/212:07:022
2091999130,12cyclictest0-21swapper/211:30:452
2091999130,12cyclictest0-21swapper/210:50:592
2091999130,12cyclictest0-21swapper/210:22:442
2091899139,3cyclictest0-21swapper/112:25:141
2091899133,9cyclictest21-21ksoftirqd/111:10:121
2091899133,1cyclictest21-21ksoftirqd/111:52:301
2091899133,1cyclictest21-21ksoftirqd/111:52:301
2091799139,3cyclictest0-21swapper/011:07:290
2091799137,3cyclictest0-21swapper/009:16:110
2091799131,9cyclictest0-21swapper/010:10:480
2091799131,3cyclictest0-21swapper/012:05:100
2091799130,1cyclictest19100-21cp11:55:180
2091799130,12cyclictest5002-21sshd11:36:450
2091799130,12cyclictest5002-21sshd11:36:450
2092099129,2cyclictest0-21swapper/310:35:153
2092099129,2cyclictest0-21swapper/310:00:063
2092099128,3cyclictest0-21swapper/311:22:163
2092099128,2cyclictest0-21swapper/309:17:073
2092099121,10cyclictest0-21swapper/308:20:133
2092099120,3cyclictest24433-21bash11:27:003
2092099120,11cyclictest0-21swapper/310:15:573
2092099120,11cyclictest0-21swapper/308:07:273
2091999129,2cyclictest0-21swapper/212:20:272
2091999129,2cyclictest0-21swapper/211:45:032
2091999129,2cyclictest0-21swapper/211:05:142
2091999129,2cyclictest0-21swapper/210:57:232
2091999129,2cyclictest0-21swapper/210:15:282
2091999129,2cyclictest0-21swapper/208:45:122
2091999129,1cyclictest9183-21sshd12:11:432
2091999129,1cyclictest26740-21timerwakeupswit12:30:262
2091999128,1cyclictest19755-21sshd11:00:442
20919991210,1cyclictest17021-21bash12:00:522
20919991210,1cyclictest0-21swapper/209:58:482
2091999120,3cyclictest0-21swapper/209:30:252
2091999120,11cyclictest0-21swapper/207:40:402
2091999120,11cyclictest0-21swapper/207:40:402
2091899129,2cyclictest0-21swapper/107:30:141
2091799129,2cyclictest0-21swapper/009:05:140
2091799129,2cyclictest0-21swapper/007:25:140
2091799129,2cyclictest0-21swapper/007:15:020
2091799121,8cyclictest0-21swapper/009:00:170
2092099119,1cyclictest0-21swapper/307:50:153
2092099118,2cyclictest0-21swapper/309:05:153
2092099118,2cyclictest0-21swapper/307:15:013
2092099111,9cyclictest0-21swapper/308:30:153
20920991110,1cyclictest0-21swapper/308:50:133
2092099110,1cyclictest0-21swapper/307:41:123
2092099110,1cyclictest0-21swapper/307:41:123
2092099110,10cyclictest0-21swapper/308:40:153
2092099110,10cyclictest0-21swapper/308:35:123
2092099110,10cyclictest0-21swapper/308:00:143
2091999119,1cyclictest0-21swapper/207:50:162
2091999118,2cyclictest10169-21perf08:39:592
2091999110,1cyclictest0-21swapper/208:32:482
2091999110,11cyclictest0-21swapper/209:08:152
2091999110,10cyclictest23086-21perl09:00:142
2091999110,10cyclictest20904-21taskset08:00:592
2091999110,10cyclictest0-21swapper/212:25:052
2091899119,1cyclictest13830-21perl07:50:151
2091899118,2cyclictest0-21swapper/108:25:161
2091899110,2cyclictest19451-21diskstats08:00:141
2091799119,1cyclictest0-21swapper/007:55:150
2091799118,2cyclictest0-21swapper/008:15:130
2091799111,9cyclictest0-21swapper/008:35:130
2091799110,8cyclictest0-21swapper/007:45:210
2091799110,11cyclictest0-21swapper/007:14:540
2092099109,1cyclictest0-21swapper/308:29:183
20920991010,0cyclictest0-21swapper/307:55:223
2092099100,9cyclictest14066-21fschecks_time08:45:153
2092099100,1cyclictest1841-21perl07:30:163
2092099100,10cyclictest0-21swapper/309:02:393
2092099100,10cyclictest0-21swapper/308:55:343
2092099100,10cyclictest0-21swapper/308:17:343
2091999109,1cyclictest0-21swapper/208:17:492
2091999108,1cyclictest31294-21df08:20:132
2091999108,1cyclictest1834-21tune2fs07:30:172
2091999108,1cyclictest0-21swapper/207:15:032
2091999100,9cyclictest0-21swapper/208:06:552
2091999100,9cyclictest0-21swapper/207:25:142
2091999100,1cyclictest28050-21diskstats07:20:172
2091999100,1cyclictest0-21swapper/207:35:142
2091999100,1cyclictest0-21swapper/207:35:142
2091999100,10cyclictest0-21swapper/208:58:152
2091999100,10cyclictest0-21swapper/207:49:362
2091999100,10cyclictest0-21swapper/207:11:372
2091899109,1cyclictest0-21swapper/108:41:431
2091899109,1cyclictest0-21swapper/107:10:511
2091899108,1cyclictest31352-21diskstats08:20:141
2091899108,1cyclictest28395-21sh07:20:171
2091899108,1cyclictest25990-21fschecks_time09:05:141
2091899108,1cyclictest0-21swapper/108:50:121
2091899103,7cyclictest0-21swapper/108:14:191
2091899100,9cyclictest22003-21apache_volume08:05:131
2091899100,9cyclictest0-21swapper/108:30:161
2091899100,9cyclictest0-21swapper/107:40:141
2091899100,9cyclictest0-21swapper/107:40:141
2091899100,1cyclictest25384-21perl07:15:151
2091899100,1cyclictest0-21swapper/109:00:151
2091899100,1cyclictest0-21swapper/108:56:201
2091899100,1cyclictest0-21swapper/107:57:261
2091899100,1cyclictest0-21swapper/107:25:141
2091799109,1cyclictest0-21swapper/007:43:210
2091799109,1cyclictest0-21swapper/007:43:210
2091799105,5cyclictest29373-21kworker/0:007:30:190
2091799100,9cyclictest0-21swapper/007:35:140
2091799100,9cyclictest0-21swapper/007:35:140
2091799100,1cyclictest28343-21fschecks_time07:20:170
2091799100,10cyclictest0-21swapper/008:56:400
2091799100,10cyclictest0-21swapper/007:51:010
209209998,1cyclictest0-21swapper/307:22:233
209199998,1cyclictest0-21swapper/208:50:102
209199997,1cyclictest0-21swapper/208:40:152
209199997,1cyclictest0-21swapper/208:10:152
209189998,1cyclictest0-21swapper/108:47:451
209189998,1cyclictest0-21swapper/107:35:501
209189998,1cyclictest0-21swapper/107:35:501
209189996,2cyclictest0-21swapper/108:18:431
209179998,1cyclictest0-21swapper/008:20:110
209179998,1cyclictest0-21swapper/008:00:140
209179997,1cyclictest11157-21perl08:40:160
209179990,9cyclictest0-21swapper/008:50:120
209179990,9cyclictest0-21swapper/008:25:160
209179990,7cyclictest0-21swapper/008:30:150
209179990,7cyclictest0-21swapper/008:07:300
209209987,1cyclictest0-21swapper/307:25:313
209209980,5cyclictest0-21swapper/307:10:173
209199987,1cyclictest0-21swapper/208:29:332
209199986,2cyclictest0-21swapper/207:56:282
209189987,1cyclictest0-21swapper/108:38:281
209179981,4cyclictest0-21swapper/008:45:140
209209971,5cyclictest0-21swapper/308:10:113
209209970,6cyclictest0-21swapper/307:45:153
209209970,6cyclictest0-21swapper/307:35:233
209209970,6cyclictest0-21swapper/307:35:233
209179976,1cyclictest24965-21apache_accesses08:10:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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