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2026-04-28 - 20:56
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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 Tue Apr 28, 2026 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
195382850,0sleep10-21swapper/112:32:471
106562650,0sleep310654-21sshd11:09:043
179252630,1sleep317900-21sshd12:15:223
169652630,0sleep1201ktimersoftd/112:03:591
209302620,0sleep11310899cyclictest11:15:351
1205226223,19sleep10-21swapper/107:06:021
125782610,1sleep312574-21unixbench_multi10:20:233
125782610,1sleep312574-21unixbench_multi10:20:233
1244826125,17sleep00-21swapper/007:08:030
296672600,1sleep129642-21sshd09:25:011
191002590,1sleep30-21swapper/309:15:253
8802580,1sleep2881-21sshd11:53:582
322102580,1sleep232207-21sshd11:59:392
4412570,2sleep2439-21bash12:28:152
257592570,0sleep00-21swapper/009:55:530
1155525724,9sleep20-21swapper/207:05:232
112122570,0sleep220214-21diskmemload12:03:272
234622550,1sleep320214-21diskmemload12:13:063
226152550,0sleep30-21swapper/311:50:103
1193725427,9sleep30-21swapper/307:05:293
61462530,1sleep16141-21bash10:08:321
308842520,1sleep10-21swapper/110:36:211
298292520,0sleep20-21swapper/209:25:012
27452520,0sleep00-21swapper/009:53:570
252192520,0sleep10-21swapper/110:04:311
209962520,0sleep10-21swapper/112:27:101
285062510,1sleep128491-21sshd09:30:301
12412500,1sleep220214-21diskmemload11:31:022
74162490,0sleep17417-21id11:08:461
287392490,0sleep00-21swapper/011:50:350
17862490,0sleep21782-21bash11:11:032
14242490,1sleep21310999cyclictest10:13:502
268122480,0sleep30-21swapper/310:30:183
132912470,0sleep10-21swapper/111:55:051
70862450,1sleep37083-21sshd11:45:493
283702450,0sleep30-21swapper/310:36:073
260972440,0sleep20-21swapper/210:18:512
74402430,0sleep20-21swapper/209:14:332
161522430,1sleep30-21swapper/311:35:163
278202420,0sleep027821-21sshd09:21:550
135082420,0sleep00-21swapper/011:57:560
254922260,1sleep30-21swapper/310:10:133
13110992220,1cyclictest0-21swapper/310:57:393
13107992220,1cyclictest14153-21sshd11:23:400
1310799220,21cyclictest23579-21sshd09:47:110
19822210,0sleep01977-21bash11:36:490
13110992119,1cyclictest0-21swapper/309:50:593
156922200,1sleep31734-21runrttasks09:23:463
13110992018,1cyclictest0-21swapper/309:10:503
7712190,0sleep10-21swapper/111:51:001
13110991918,1cyclictest0-21swapper/311:32:393
13110991816,1cyclictest0-21swapper/310:04:463
13109991817,1cyclictest0-21swapper/212:20:462
13109991817,1cyclictest0-21swapper/212:20:462
13108991815,3cyclictest11724-21sshd10:57:381
1310799170,12cyclictest0-21swapper/011:07:170
92262160,1sleep19225-21sshd10:45:541
88842160,0sleep00-21swapper/008:50:140
141022160,1sleep00-21swapper/010:06:180
13109991611,1cyclictest20214-21diskmemload10:25:522
13109991611,1cyclictest20214-21diskmemload10:25:512
13108991614,1cyclictest2457-21sshd09:50:581
1310799169,6cyclictest28047-21kworker/0:212:10:300
1310799164,11cyclictest1525-21kworker/0:107:40:130
1310799161,10cyclictest0-21swapper/010:50:150
13109991514,1cyclictest0-21swapper/209:19:352
13108991513,1cyclictest31362-21sshd09:10:501
1310799159,3cyclictest0-21swapper/010:34:210
13107991513,1cyclictest20983-21bash11:01:180
13107991512,2cyclictest733-21kworker/0:111:10:470
1310799150,2cyclictest11999-21sshd10:43:210
1310799150,12cyclictest3888-21sshd12:25:360
1310799150,12cyclictest0-21swapper/012:02:320
115312150,1sleep211511-21sshd10:09:012
315452140,1sleep331544-21sshd11:28:023
301852140,0sleep10-21swapper/111:47:561
298342140,0sleep20-21swapper/211:02:062
187792140,0sleep20-21swapper/211:21:092
1311099144,1cyclictest6657-21bash11:00:073
13110991412,1cyclictest0-21swapper/310:27:303
13110991412,1cyclictest0-21swapper/310:27:293
1311099140,2cyclictest0-21swapper/312:35:413
1311099140,13cyclictest21478-21cp12:24:253
1311099140,13cyclictest21478-21cp12:24:253
1311099140,13cyclictest0-21swapper/310:40:503
1311099140,10cyclictest26796-21cp09:33:173
1310999144,9cyclictest6009-21sshd09:42:492
1310999144,1cyclictest27365-21bash11:19:082
1310999142,1cyclictest1596-21sshd12:35:532
13109991413,1cyclictest30-21ksoftirqd/209:32:542
1310999140,13cyclictest0-21swapper/211:42:012
1310899148,2cyclictest31699-21apache_volume07:40:121
13108991412,1cyclictest0-21swapper/109:35:251
1310899141,11cyclictest14353-21sshd10:12:041
1310899140,2cyclictest7962-21sshd11:25:541
1310899140,13cyclictest0-21swapper/110:54:071
1310899140,13cyclictest0-21swapper/110:15:571
1310899140,11cyclictest32045-21sshd11:13:481
1310899140,10cyclictest24555-21bash10:32:581
1310899140,10cyclictest18113-21sshd12:09:481
1310899140,10cyclictest18113-21sshd12:09:481
1310799149,2cyclictest0-21swapper/012:23:320
1310799149,2cyclictest0-21swapper/012:23:320
1310799148,3cyclictest6658-21sshd11:25:470
1310799148,3cyclictest1130-21bash10:02:200
1310799147,4cyclictest31084-21id10:10:370
1310799147,3cyclictest21309-21kworker/0:010:38:230
1310799146,4cyclictest0-21swapper/009:42:400
1310799145,5cyclictest0-21swapper/011:48:260
1310799143,10cyclictest0-21swapper/012:07:140
1310799143,10cyclictest0-21swapper/012:07:130
1310799142,11cyclictest21091-21sshd09:32:470
13107991412,1cyclictest0-21swapper/011:18:300
1310799140,13cyclictest756-21id11:33:560
1310799140,13cyclictest20628-21sshd09:29:560
1310799140,13cyclictest0-21swapper/012:30:240
1310799140,11cyclictest20337-21sshd12:35:390
1310799140,11cyclictest0-21swapper/010:46:010
12502140,0sleep30-21swapper/311:22:303
1311099138,4cyclictest0-21swapper/309:38:093
1311099138,2cyclictest13307-21sshd09:40:323
1311099138,2cyclictest0-21swapper/312:32:513
1311099137,2cyclictest25341-21sshd10:50:163
1311099131,1cyclictest115650irq/25-eth010:16:253
1311099131,1cyclictest115650irq/25-eth007:40:113
13110991311,1cyclictest1596-21sshd11:10:173
1311099130,2cyclictest0-21swapper/309:57:153
1311099130,12cyclictest7828-21bash12:00:173
1311099130,12cyclictest6016-21sshd11:40:073
1311099130,12cyclictest4440-21sshd12:25:403
1311099130,12cyclictest14276-21sshd11:55:103
1311099130,12cyclictest14133-21bash10:09:163
1311099130,12cyclictest0-21swapper/310:45:373
1311099130,12cyclictest0-21swapper/309:25:323
1311099130,10cyclictest7585-21sshd12:08:513
1311099130,10cyclictest7585-21sshd12:08:513
1311099130,10cyclictest17544-21sshd11:15:203
1311099130,10cyclictest0-21swapper/309:45:093
1310999139,3cyclictest0-21swapper/212:12:362
1310999139,3cyclictest0-21swapper/210:45:492
1310999139,1cyclictest0-21swapper/212:08:082
1310999139,1cyclictest0-21swapper/212:08:082
1310999139,1cyclictest0-21swapper/210:50:062
1310999138,2cyclictest0-21swapper/212:31:482
1310999131,11cyclictest25537-21sshd09:24:392
13109991310,2cyclictest0-21swapper/211:06:222
1310999130,12cyclictest9314-21sshd11:46:022
1310999130,12cyclictest31903-21sshd09:50:412
1310999130,12cyclictest28601-21sshd09:59:062
1310999130,12cyclictest26496-21rm10:30:152
1310999130,12cyclictest0-21swapper/211:38:112
1310999130,12cyclictest0-21swapper/210:56:542
1310999130,12cyclictest0-21swapper/210:43:472
1310999130,12cyclictest0-21swapper/210:37:272
1310899139,2cyclictest0-21swapper/111:01:451
1310899139,1cyclictest8865-21sshd12:37:341
1310899139,1cyclictest2628-21sshd10:25:181
1310899139,1cyclictest2628-21sshd10:25:181
1310899139,1cyclictest0-21swapper/112:22:211
1310899139,1cyclictest0-21swapper/112:22:211
1310899139,1cyclictest0-21swapper/109:59:061
13108991311,1cyclictest20504-21sshd09:41:121
1310899130,1cyclictest17667-21sshd12:18:191
1310899130,1cyclictest0-21swapper/109:22:531
1310899130,12cyclictest20214-21diskmemload11:31:161
1310899130,12cyclictest0-21swapper/111:37:181
1310899130,12cyclictest0-21swapper/109:16:011
1310899130,10cyclictest19875-21id10:41:071
1310899130,10cyclictest10869-21bash10:20:181
1310899130,10cyclictest10869-21bash10:20:181
1310799139,3cyclictest20999-21sshd10:15:250
1310799139,3cyclictest0-21swapper/010:20:050
1310799139,3cyclictest0-21swapper/010:20:050
1310799139,1cyclictest115650irq/25-eth012:16:320
1310799138,4cyclictest23634-21cp09:35:470
1310799138,4cyclictest10860-21sshd10:26:000
1310799138,4cyclictest10860-21sshd10:26:000
13107991310,2cyclictest2327-21kworker/0:209:16:590
1310799130,9cyclictest0-21swapper/007:45:120
1310799130,1cyclictest7221-21sshd09:11:350
1310799130,12cyclictest0-21swapper/010:56:060
1310799130,11cyclictest0-21swapper/011:40:210
1311099121,10cyclictest0-21swapper/307:45:133
13110991210,1cyclictest15462-21kernelversion09:00:173
1311099120,12cyclictest0-21swapper/308:28:553
1310999129,2cyclictest0-21swapper/212:18:262
1310999129,2cyclictest0-21swapper/210:23:542
1310999129,2cyclictest0-21swapper/210:23:542
1310999129,2cyclictest0-21swapper/208:05:142
1310999129,2cyclictest0-21swapper/207:35:152
13109991210,1cyclictest23224-21id11:27:172
1310999120,9cyclictest0-21swapper/209:37:242
1310999120,4cyclictest0-21swapper/210:00:352
1310999120,1cyclictest123550irq/26-eth1-rx-09:46:472
1310899129,2cyclictest0-21swapper/107:25:131
1310899128,1cyclictest8581-21bash09:48:451
1310899120,2cyclictest0-21swapper/111:22:531
1310899120,11cyclictest0-21swapper/112:10:381
1310899120,11cyclictest0-21swapper/111:40:011
1310799129,2cyclictest0-21swapper/008:45:120
1310799129,2cyclictest0-21swapper/008:20:130
1310799126,1cyclictest1525-21kworker/0:108:59:070
1310799126,1cyclictest1525-21kworker/0:108:15:550
1310799120,1cyclictest0-21swapper/008:00:170
1310799120,11cyclictest0-21swapper/007:20:120
1311099119,1cyclictest0-21swapper/308:35:143
1311099119,1cyclictest0-21swapper/307:35:163
1311099119,1cyclictest0-21swapper/307:15:023
13110991110,1cyclictest0-21swapper/307:52:473
1311099110,1cyclictest0-21swapper/307:28:033
1311099110,11cyclictest0-21swapper/308:21:293
1311099110,11cyclictest0-21swapper/308:11:503
1311099110,11cyclictest0-21swapper/307:57:123
1311099110,10cyclictest3243-21perl08:40:133
1310999119,1cyclictest0-21swapper/208:25:142
1310999110,2cyclictest0-21swapper/208:15:132
1310999110,2cyclictest0-21swapper/207:55:132
1310999110,10cyclictest0-21swapper/209:05:162
1310999110,10cyclictest0-21swapper/208:45:142
1310999110,10cyclictest0-21swapper/207:53:192
1310999110,10cyclictest0-21swapper/207:25:152
1310999110,10cyclictest0-21swapper/207:20:142
1310899118,2cyclictest0-21swapper/107:15:111
1310899110,2cyclictest0-21swapper/108:55:161
1310899110,2cyclictest0-21swapper/108:35:141
1310899110,1cyclictest0-21swapper/107:58:521
1310899110,11cyclictest0-21swapper/109:03:131
1310899110,10cyclictest0-21swapper/108:25:141
1310899110,10cyclictest0-21swapper/108:20:141
1310899110,10cyclictest0-21swapper/108:06:251
1310899110,10cyclictest0-21swapper/107:50:141
1310899110,10cyclictest0-21swapper/107:45:141
1310799118,2cyclictest0-21swapper/008:10:140
1310799111,6cyclictest0-21swapper/007:10:150
1310799110,2cyclictest0-21swapper/008:40:120
1310799110,10cyclictest0-21swapper/009:05:150
1311099108,1cyclictest26200-21df_inode07:30:153
1311099108,1cyclictest0-21swapper/307:20:143
1311099100,9cyclictest18299-21smartctl09:05:163
1311099100,1cyclictest11639-21diskstats08:00:143
1311099100,1cyclictest11524-21apache_volume08:55:143
1310999109,1cyclictest0-21swapper/208:20:142
1310999109,1cyclictest0-21swapper/207:48:192
1310999108,1cyclictest8886-21cat08:50:142
1310999108,1cyclictest13839-21fschecks_time07:10:172
1310999100,9cyclictest29350-21cstates08:30:132
1310999100,9cyclictest2607-21apache_volume08:40:112
1310999100,1cyclictest0-21swapper/208:10:142
1310999100,10cyclictest0-21swapper/208:55:562
1310999100,10cyclictest0-21swapper/207:34:582
1310899109,1cyclictest0-21swapper/108:50:161
1310899109,1cyclictest0-21swapper/108:11:041
1310899108,1cyclictest11998-21smartctl08:00:151
1310899108,1cyclictest0-21swapper/109:10:001
1310899108,1cyclictest0-21swapper/107:30:151
1310899105,5cyclictest0-21swapper/108:45:171
1310899100,9cyclictest0-21swapper/108:15:121
1310899100,9cyclictest0-21swapper/107:35:161
1310899100,1cyclictest2953-21cat08:40:121
1310899100,1cyclictest20227-21diskstats07:20:131
1310799108,1cyclictest23204-21diskstats07:25:140
1310799108,1cyclictest0-21swapper/007:30:130
1310799103,4cyclictest0-21swapper/009:00:230
1310799100,9cyclictest5916-21tune2fs07:50:160
1310799100,9cyclictest26521-21diskstats08:25:140
1310799100,9cyclictest16113-21munin-node07:15:020
1310799100,1cyclictest29822-21tune2fs08:30:140
1310799100,1cyclictest14625-21diskstats08:05:140
1310799100,10cyclictest0-21swapper/007:35:160
131109998,1cyclictest8936-21df08:50:163
131109998,1cyclictest0-21swapper/308:45:243
131109998,1cyclictest0-21swapper/308:15:123
131109993,5cyclictest0-21swapper/308:30:073
131109993,5cyclictest0-21swapper/308:05:523
131099998,1cyclictest32079-21sh07:40:132
131099990,9cyclictest0-21swapper/208:35:122
131099990,1cyclictest0-21swapper/208:00:122
131079997,1cyclictest1525-21kworker/0:108:35:170
131079996,1cyclictest1525-21kworker/0:107:57:490
131109984,4cyclictest0-21swapper/307:12:523
131099987,1cyclictest0-21swapper/207:18:352
131089981,6cyclictest0-21swapper/108:30:211
131099977,0cyclictest0-21swapper/209:00:152
131089950,5cyclictest0-21swapper/107:10:131
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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