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2026-05-20 - 19:24
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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 Wed May 20, 2026 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
51621250,0sleep1515-21bash11:15:141
281421030,1sleep22812-21if_err_eth010:55:162
137442820,0sleep00-21swapper/012:25:520
262162610,0sleep326165-21sshd12:30:003
1419225923,18sleep00-21swapper/007:08:550
271872570,1sleep227173-21sshd11:14:472
104072560,0sleep10-21swapper/111:39:221
294642550,1sleep337-21rcuc/310:37:263
273122550,0sleep127311-21sshd10:19:581
224552550,1sleep122454-21sshd11:46:071
179662550,0sleep20-21swapper/211:40:042
28222540,1sleep010-21rcuc/011:18:220
18372540,0sleep21830-21sshd10:03:082
18372540,0sleep21830-21sshd10:03:082
80412530,0sleep00-21swapper/010:32:400
225672530,0sleep10-21swapper/112:38:201
96722520,0sleep20-21swapper/209:11:432
318672520,0sleep031856-21sshd11:03:390
291872520,0sleep10-21swapper/112:10:001
254452520,0sleep30-21swapper/311:00:153
165882520,0sleep10-21swapper/109:29:461
164412520,0sleep30-21swapper/310:21:483
272692510,0sleep30-21swapper/309:30:363
1414325125,9sleep10-21swapper/107:08:401
128772510,0sleep112878-21id10:12:491
73222500,1sleep00-21swapper/011:47:420
185632500,1sleep118561-21bash11:40:061
178992500,1sleep010-21rcuc/010:01:380
178992500,1sleep010-21rcuc/010:01:380
172922500,1sleep017270-21sshd11:42:500
1404525027,19sleep30-21swapper/307:08:103
81512490,0sleep10-21swapper/111:33:211
76282490,0sleep30-21swapper/312:10:493
174932490,1sleep017454-21sshd09:15:190
1364924926,9sleep20-21swapper/207:06:122
221922480,1sleep222168-21sshd11:34:392
129572480,1sleep31467099cyclictest10:33:063
110442480,0sleep00-21swapper/010:24:170
191262470,0sleep00-21swapper/012:23:320
278392460,1sleep227837-21bash11:03:172
248682460,1sleep324865-21bash09:36:133
225892460,0sleep222588-21bash12:06:242
200962460,0sleep10-21swapper/110:48:101
59232440,0sleep30-21swapper/310:17:593
54402440,0sleep20-21swapper/208:40:192
126062430,1sleep31734-21runrttasks08:53:583
225932420,0sleep20-21swapper/210:25:162
234802250,0sleep123482-21id10:05:071
1466799238,4cyclictest19678-21kworker/0:310:15:170
14667992221,1cyclictest1443-21sshd09:37:030
1466799206,11cyclictest21741-21kworker/0:009:13:190
49032180,1sleep04881-21sshd09:43:110
49032180,1sleep04881-21sshd09:43:110
14668991816,1cyclictest10867-21sshd09:17:391
14667991816,2cyclictest8195-21kworker/0:111:21:430
197622170,0sleep20-21swapper/211:45:532
14668991715,1cyclictest19949-21sshd11:11:111
14667991712,3cyclictest3-21ksoftirqd/012:09:170
46652160,0sleep24651-21sshd12:30:522
265472160,0sleep30-21swapper/312:38:413
1467099166,6cyclictest0-21swapper/311:40:163
1467099163,12cyclictest39-21ksoftirqd/311:50:213
1467099163,12cyclictest39-21ksoftirqd/311:50:213
14669991614,1cyclictest0-21swapper/211:23:122
14669991614,1cyclictest0-21swapper/209:52:482
14669991613,1cyclictest28876-21kworker/2:110:20:332
14669991612,1cyclictest0-21swapper/211:06:542
1466799169,4cyclictest0-21swapper/009:24:160
14667991614,2cyclictest6952-21kworker/0:011:28:190
14667991614,2cyclictest23811-21kworker/0:312:01:140
14667991614,2cyclictest21430-21kworker/0:207:50:150
14667991614,1cyclictest6952-21kworker/0:011:34:000
1466799161,12cyclictest0-21swapper/012:34:360
1466799160,4cyclictest28991-21sshd09:48:130
303852150,0sleep10-21swapper/110:02:471
303852150,0sleep10-21swapper/110:02:461
303462150,1sleep330336-21sshd11:20:463
20942150,0sleep02097-21bash10:55:140
201842150,0sleep10-21swapper/109:47:251
201592150,1sleep020141-21sshd10:36:350
1467099158,2cyclictest3158-21sshd10:14:533
14670991514,1cyclictest0-21swapper/311:47:473
1466999155,9cyclictest0-21swapper/210:11:232
14668991513,2cyclictest21774-21diskmemload12:27:421
14668991513,1cyclictest4281-21sshd12:04:521
14668991513,1cyclictest24451-21id09:30:221
1466799159,3cyclictest0-21swapper/010:26:090
14667991513,2cyclictest4114-21kworker/0:012:15:360
14667991513,2cyclictest25890-21kworker/0:009:56:470
14667991513,2cyclictest25890-21kworker/0:009:56:470
14667991513,2cyclictest25890-21kworker/0:009:54:530
14667991513,2cyclictest21430-21kworker/0:208:44:090
14667991513,2cyclictest21430-21kworker/0:208:12:560
14667991513,2cyclictest15353-21kworker/0:011:12:530
14667991513,1cyclictest21430-21kworker/0:209:08:050
1466799150,5cyclictest0-21swapper/012:35:230
1466799150,14cyclictest14489-21sshd09:29:340
1466799150,12cyclictest0-21swapper/012:10:460
54452140,1sleep15439-21sshd10:38:131
168202140,1sleep116793-21sshd11:28:201
1467099149,4cyclictest0-21swapper/312:32:363
1467099149,1cyclictest39-21ksoftirqd/311:14:463
1467099148,1cyclictest26427-21sshd11:29:153
1467099144,9cyclictest39-21ksoftirqd/310:05:543
1467099144,1cyclictest39-21ksoftirqd/312:09:183
14670991412,1cyclictest39-21ksoftirqd/310:56:153
14670991412,1cyclictest39-21ksoftirqd/309:56:053
14670991412,1cyclictest39-21ksoftirqd/309:56:053
14670991412,1cyclictest39-21ksoftirqd/309:47:023
14670991412,1cyclictest10961-21sshd11:56:423
1467099141,12cyclictest1596-21sshd09:21:253
1467099141,10cyclictest0-21swapper/309:29:343
1467099140,13cyclictest24434-21bash10:25:233
14669991412,1cyclictest0-21swapper/211:19:482
1466999140,1cyclictest21774-21diskmemload10:48:192
1466999140,13cyclictest0-21swapper/212:19:312
1466899149,4cyclictest0-21swapper/112:19:001
1466899140,1cyclictest0-21swapper/112:12:191
1466799147,3cyclictest0-21swapper/011:35:380
1466799145,4cyclictest0-21swapper/011:50:200
1466799145,4cyclictest0-21swapper/011:50:200
1466799145,2cyclictest21430-21kworker/0:207:44:190
1466799142,11cyclictest0-21swapper/010:44:410
14667991413,0cyclictest18793-21kworker/0:110:54:090
14667991412,1cyclictest21430-21kworker/0:208:17:480
14667991410,1cyclictest11323-21sshd11:07:340
14667991410,1cyclictest0-21swapper/011:58:110
1466799140,9cyclictest0-21swapper/010:49:080
1466799140,3cyclictest23702-21sshd10:05:090
1466799140,13cyclictest26943-21sshd09:30:340
127022140,0sleep012699-21bash10:12:480
266482130,1sleep11734-21runrttasks09:36:231
1467099139,4cyclictest0-21swapper/309:11:123
1467099138,1cyclictest28350-21sshd12:04:063
14670991312,1cyclictest0-21swapper/310:53:013
1467099131,1cyclictest115650irq/25-eth010:41:313
14670991311,1cyclictest39-21ksoftirqd/311:30:263
14670991311,1cyclictest17154-21sshd09:15:183
1467099130,4cyclictest3395-21sshd11:06:513
1467099130,4cyclictest0-21swapper/312:17:023
1467099130,12cyclictest6710-21munin-node09:40:233
1467099130,12cyclictest6710-21munin-node09:40:233
1467099130,12cyclictest29118-21bash10:46:013
1467099130,12cyclictest0-21swapper/312:22:483
1466999139,3cyclictest0-21swapper/212:25:082
1466999139,1cyclictest5578-21sshd10:32:252
1466999138,4cyclictest2278-21bash12:21:592
1466999138,3cyclictest0-21swapper/209:55:422
1466999138,3cyclictest0-21swapper/209:55:422
1466999131,11cyclictest0-21swapper/210:09:232
1466999131,11cyclictest0-21swapper/209:25:502
1466999130,4cyclictest0-21swapper/212:35:042
1466999130,4cyclictest0-21swapper/210:37:232
1466999130,12cyclictest7302-21sshd09:46:142
1466999130,12cyclictest5120-21sshd12:13:352
1466999130,12cyclictest30321-21sshd10:17:162
1466999130,12cyclictest26915-21sshd10:40:102
1466999130,12cyclictest21983-21sshd12:00:332
1466999130,12cyclictest0-21swapper/211:35:202
1466999130,12cyclictest0-21swapper/211:25:582
1466899139,1cyclictest0-21swapper/110:53:321
1466899138,4cyclictest0-21swapper/112:34:311
1466899138,4cyclictest0-21swapper/110:30:091
1466899138,2cyclictest0-21swapper/111:55:461
1466899138,1cyclictest0-21swapper/111:01:531
14668991310,2cyclictest26369-21sshd10:57:231
1466899130,2cyclictest3252-21sshd12:22:051
1466899130,1cyclictest28214-21sshd10:20:021
1466899130,13cyclictest0-21swapper/109:59:461
1466899130,13cyclictest0-21swapper/109:59:461
1466899130,12cyclictest31404-21sshd09:10:451
1466899130,12cyclictest23591-21bash09:41:551
1466899130,12cyclictest23591-21bash09:41:551
1466899130,12cyclictest1596-21sshd09:53:341
1466899130,12cyclictest14641-21bash11:51:131
1466899130,12cyclictest14641-21bash11:51:131
1466899130,12cyclictest1243-21sshd11:06:391
1466899130,12cyclictest0-21swapper/111:21:341
1466899130,12cyclictest0-21swapper/110:41:171
1466899130,10cyclictest25831-21sshd10:28:291
1466799138,1cyclictest21430-21kworker/0:208:09:190
14667991312,0cyclictest21430-21kworker/0:208:00:190
1467099129,2cyclictest0-21swapper/311:15:143
1467099129,2cyclictest0-21swapper/309:50:163
1467099129,2cyclictest0-21swapper/308:05:123
1467099129,2cyclictest0-21swapper/307:15:143
1467099127,4cyclictest0-21swapper/310:01:333
1467099127,4cyclictest0-21swapper/310:01:333
1467099121,10cyclictest0-21swapper/311:38:353
1466999129,2cyclictest0-21swapper/211:55:552
1466999129,2cyclictest0-21swapper/209:40:312
1466999129,2cyclictest0-21swapper/209:40:312
1466999129,2cyclictest0-21swapper/209:35:012
1466999129,2cyclictest0-21swapper/209:20:302
1466999128,1cyclictest21685-21sshd10:51:092
1466999121,10cyclictest0-21swapper/211:50:022
1466999121,10cyclictest0-21swapper/211:50:022
1466999121,10cyclictest0-21swapper/209:31:212
1466999121,10cyclictest0-21swapper/209:05:122
1466999120,1cyclictest0-21swapper/209:15:352
1466999120,11cyclictest0-21swapper/208:05:142
1466899129,2cyclictest0-21swapper/108:25:151
1466899122,9cyclictest0-21swapper/109:09:251
1466899121,2cyclictest0-21swapper/108:40:131
1466899121,10cyclictest0-21swapper/108:10:151
1466899120,12cyclictest0-21swapper/108:24:171
1466899120,11cyclictest30007-21id09:22:151
1466899120,11cyclictest0-21swapper/107:15:011
1466799129,2cyclictest0-21swapper/008:55:130
1466799129,2cyclictest0-21swapper/008:20:140
1466799126,6cyclictest21430-21kworker/0:207:21:190
1466799124,7cyclictest0-21swapper/007:45:090
1466799120,11cyclictest0-21swapper/007:15:180
1467099119,1cyclictest0-21swapper/308:00:123
1467099118,2cyclictest0-21swapper/308:30:413
1467099110,11cyclictest0-21swapper/308:24:243
1467099110,10cyclictest0-21swapper/308:35:123
1467099110,10cyclictest0-21swapper/307:30:143
1466999119,1cyclictest0-21swapper/208:50:152
1466999119,1cyclictest0-21swapper/207:15:012
1466999118,2cyclictest0-21swapper/208:15:142
1466999110,2cyclictest0-21swapper/207:50:202
1466999110,10cyclictest0-21swapper/209:00:152
1466899113,8cyclictest0-21swapper/107:56:251
1466899110,11cyclictest0-21swapper/107:30:431
1466899110,11cyclictest0-21swapper/107:27:141
1466899110,11cyclictest0-21swapper/107:24:261
1466899110,10cyclictest0-21swapper/108:00:141
1466899110,10cyclictest0-21swapper/107:45:131
1466899110,10cyclictest0-21swapper/107:40:151
1466799119,2cyclictest21430-21kworker/0:209:04:570
1466799118,3cyclictest21430-21kworker/0:207:14:010
1466799116,1cyclictest21430-21kworker/0:207:28:370
1466799116,0cyclictest21430-21kworker/0:207:32:190
1466799115,4cyclictest21430-21kworker/0:207:37:310
1466799115,4cyclictest21430-21kworker/0:207:37:310
1466799110,9cyclictest0-21swapper/008:50:160
1466799110,3cyclictest0-21swapper/007:56:050
1466799110,10cyclictest31300-21tune2fs08:30:140
1467099108,1cyclictest28009-21cat08:25:133
1467099108,1cyclictest15423-21tune2fs07:10:163
1467099107,3cyclictest37-21rcuc/307:55:073
1467099107,2cyclictest0-21swapper/307:20:133
1467099100,9cyclictest6805-21apache_volume07:50:123
1467099100,1cyclictest22131-21diskstats08:15:143
1467099100,1cyclictest0-21swapper/309:05:143
1467099100,1cyclictest0-21swapper/307:47:493
1467099100,10cyclictest0-21swapper/308:59:023
1467099100,10cyclictest0-21swapper/307:25:173
1466999109,1cyclictest0-21swapper/207:35:092
1466999109,1cyclictest0-21swapper/207:35:092
1466999108,1cyclictest7915-21perl08:45:142
1466999100,9cyclictest4272-21diskstats07:45:142
1466999100,9cyclictest28447-21smartctl08:25:162
1466999100,9cyclictest10217-21diskstats07:55:152
1466999100,9cyclictest0-21swapper/208:35:102
1466999100,1cyclictest28087-21cut07:30:142
1466999100,1cyclictest25074-21perl07:25:152
1466999100,1cyclictest1254-21diskstats07:40:132
1466899100,9cyclictest1626-21diskstats08:35:121
1466899100,9cyclictest0-21swapper/108:30:151
1466899100,9cyclictest0-21swapper/108:15:161
1466899100,9cyclictest0-21swapper/107:50:141
1466899100,1cyclictest15750-21apache_volume08:05:131
1466899100,10cyclictest0-21swapper/108:53:401
1466899100,10cyclictest0-21swapper/107:12:221
1466799108,1cyclictest27639-21apache_volume08:25:130
1466799106,1cyclictest21430-21kworker/0:208:45:230
1466799104,5cyclictest21430-21kworker/0:208:35:090
146709998,1cyclictest0-21swapper/308:12:543
146709997,2cyclictest0-21swapper/307:36:033
146709997,2cyclictest0-21swapper/307:36:033
146709990,1cyclictest0-21swapper/308:45:113
146709990,0cyclictest4175-21apache_volume08:40:123
146699998,1cyclictest0-21swapper/208:10:122
146689998,1cyclictest0-21swapper/108:58:261
146689990,9cyclictest0-21swapper/107:35:141
146689990,9cyclictest0-21swapper/107:35:131
146709988,0cyclictest0-21swapper/309:00:153
146709987,1cyclictest0-21swapper/307:43:173
146699988,0cyclictest0-21swapper/208:20:132
146699980,8cyclictest0-21swapper/207:11:412
146689982,2cyclictest0-21swapper/109:00:191
146689980,0cyclictest0-21swapper/108:45:121
146699975,1cyclictest13523-21diskstats08:55:142
146699971,5cyclictest0-21swapper/208:00:112
146699971,5cyclictest0-21swapper/207:20:192
146699970,6cyclictest0-21swapper/208:30:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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