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2026-08-13 - 15:52
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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 Thu Aug 13, 2026 12:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
246392640,1sleep00-21swapper/009:35:000
815925528,9sleep30-21swapper/307:05:483
19102550,0sleep20-21swapper/211:10:462
55792540,1sleep25567-21sshd09:44:472
215882540,0sleep03-21ksoftirqd/012:18:470
125672540,1sleep11394-21diskmemload11:11:451
64322530,0sleep00-21swapper/009:53:270
181212530,0sleep30-21swapper/310:46:183
168592530,0sleep20-21swapper/210:34:472
117182530,0sleep30-21swapper/312:26:303
117182530,0sleep30-21swapper/312:26:303
848925229,19sleep20-21swapper/207:09:552
62202520,1sleep30-21swapper/311:42:473
307492520,2sleep3875899cyclictest09:00:223
258232520,0sleep10-21swapper/109:52:161
85752510,0sleep10-21swapper/112:05:571
801825128,19sleep10-21swapper/107:05:261
247502500,0sleep224739-21sshd11:01:192
216612500,1sleep121664-21id11:26:551
164342500,0sleep30-21swapper/312:32:433
112922500,1sleep00-21swapper/009:16:290
109972500,1sleep00-21swapper/012:09:080
821724927,18sleep00-21swapper/007:06:330
59432490,0sleep25942-21bash09:33:182
225432490,0sleep10-21swapper/111:35:321
265702480,0sleep21394-21diskmemload09:58:052
26452480,0sleep12633-21sshd10:07:301
294012470,0sleep31394-21diskmemload10:41:333
61102450,0sleep10-21swapper/111:31:161
225812450,1sleep119-21rcuc/112:33:171
49412430,0sleep14943-21id12:25:521
49412430,0sleep14943-21id12:25:521
301242420,0sleep30-21swapper/312:13:443
169612400,0sleep016962-21sshd11:52:220
875599224,13cyclictest29096-21kworker/0:010:57:450
8755992220,1cyclictest22315-21sshd11:32:440
8758992119,1cyclictest0-21swapper/312:22:113
8757992120,1cyclictest0-21swapper/212:21:212
8757992119,1cyclictest0-21swapper/212:16:002
8756992119,1cyclictest4281-21sshd12:20:081
875599213,15cyclictest27847-21kworker/0:210:06:270
8755992120,1cyclictest25171-21sshd12:01:430
8755992119,1cyclictest27730-21sshd10:24:150
8758992019,1cyclictest0-21swapper/311:21:093
8758992018,1cyclictest0-21swapper/310:12:563
875599204,13cyclictest4465-21kworker/0:312:38:350
875599204,13cyclictest26508-21kworker/0:111:20:370
875599203,16cyclictest26508-21kworker/0:112:11:520
875599203,14cyclictest18442-21kworker/0:309:46:250
875599203,13cyclictest31187-21kworker/0:009:42:430
8756991917,1cyclictest13605-21id10:02:421
8756991917,1cyclictest13605-21id10:02:421
875599194,14cyclictest3855-21kworker/0:010:11:490
875599194,13cyclictest3855-21kworker/0:009:58:350
875599194,12cyclictest5789-21kworker/0:207:32:190
875599193,15cyclictest525-21kworker/0:110:19:160
875599193,15cyclictest28440-21kworker/0:007:50:230
875599193,14cyclictest27550-21kworker/0:211:13:090
875599193,13cyclictest26508-21kworker/0:112:32:420
875599193,13cyclictest26508-21kworker/0:111:48:530
875599193,13cyclictest2571-21kworker/0:212:21:280
875599193,13cyclictest14714-21kworker/0:109:10:430
875599192,16cyclictest31699-21kworker/0:210:49:290
875599192,16cyclictest26508-21kworker/0:111:25:050
197782190,1sleep319753-21sshd11:03:483
875599184,13cyclictest26508-21kworker/0:111:18:570
875599184,13cyclictest2619-21kworker/0:108:06:530
875599184,13cyclictest14714-21kworker/0:109:01:150
875599184,13cyclictest1136-21kworker/0:209:20:410
875599184,12cyclictest26508-21kworker/0:111:05:130
875599183,14cyclictest5789-21kworker/0:207:10:110
875599183,14cyclictest5293-21kworker/0:311:57:010
875599183,14cyclictest5293-21kworker/0:311:39:550
875599183,14cyclictest5293-21kworker/0:310:50:410
875599183,14cyclictest27847-21kworker/0:210:36:110
875599183,14cyclictest27847-21kworker/0:210:01:190
875599183,14cyclictest27847-21kworker/0:210:01:190
875599183,14cyclictest27550-21kworker/0:211:00:490
875599183,14cyclictest26508-21kworker/0:112:25:020
875599183,14cyclictest26508-21kworker/0:112:25:020
875599183,14cyclictest26508-21kworker/0:111:40:170
875599183,14cyclictest24678-21kworker/0:010:25:360
875599183,14cyclictest14714-21kworker/0:108:34:510
875599183,13cyclictest1136-21kworker/0:209:38:310
875599183,13cyclictest1136-21kworker/0:209:25:530
875599183,12cyclictest2619-21kworker/0:108:19:220
875599182,15cyclictest8608-21kworker/0:010:40:110
875599182,13cyclictest14714-21kworker/0:108:48:470
210392180,0sleep230-21ksoftirqd/210:52:222
875899170,1cyclictest25263-21id11:30:103
875799170,1cyclictest0-21swapper/209:12:272
875599174,13cyclictest5789-21kworker/0:207:25:230
875599174,13cyclictest5789-21kworker/0:207:22:110
875599174,13cyclictest2619-21kworker/0:108:22:130
875599174,13cyclictest12326-21kworker/0:208:26:030
875599174,12cyclictest5789-21kworker/0:207:36:130
875599173,14cyclictest5789-21kworker/0:207:45:190
875599173,14cyclictest14714-21kworker/0:109:06:130
875599173,13cyclictest5789-21kworker/0:207:40:250
875599173,13cyclictest5789-21kworker/0:207:15:570
875599173,13cyclictest28440-21kworker/0:008:00:230
875599173,13cyclictest2619-21kworker/0:108:10:330
875599173,13cyclictest14714-21kworker/0:108:55:430
875599173,13cyclictest14714-21kworker/0:108:54:050
875599173,13cyclictest14714-21kworker/0:108:44:370
875599173,13cyclictest14714-21kworker/0:108:36:050
875599172,14cyclictest27847-21kworker/0:210:30:110
875599172,13cyclictest28440-21kworker/0:007:59:490
875599172,13cyclictest28440-21kworker/0:007:59:490
8352170,1sleep1837-21latency_hist09:30:001
160102170,0sleep20-21swapper/211:58:052
66742160,0sleep30-21swapper/310:33:523
273702160,1sleep127350-21sshd11:07:201
96582150,0sleep2291ktimersoftd/211:22:592
875899150,1cyclictest0-21swapper/312:07:243
875899150,14cyclictest0-21swapper/311:47:173
875899150,14cyclictest0-21swapper/309:30:203
8757991514,1cyclictest0-21swapper/210:25:162
8757991513,2cyclictest5752-21kworker/2:110:13:332
8757991513,1cyclictest0-21swapper/212:05:162
8756991513,1cyclictest21537-21sshd11:58:351
8756991510,2cyclictest21804-21sshd10:15:011
875699150,4cyclictest30454-21sshd09:23:591
875699150,14cyclictest0-21swapper/109:55:201
88742140,1sleep28877-21id10:57:022
8758991411,1cyclictest24054-21sshd12:04:343
875899140,13cyclictest0-21swapper/309:12:463
8757991413,1cyclictest0-21swapper/210:44:422
875799140,13cyclictest0-21swapper/207:30:222
875799140,11cyclictest0-21swapper/211:51:072
8756991413,1cyclictest0-21swapper/110:14:121
8756991412,1cyclictest19980-21sshd11:18:101
875699140,14cyclictest1394-21diskmemload09:13:571
875699140,13cyclictest31311-21bash09:35:271
875699140,13cyclictest13135-21sshd11:43:251
875699140,13cyclictest0-21swapper/112:10:451
875699140,13cyclictest0-21swapper/111:45:381
81682140,0sleep31394-21diskmemload10:22:263
283862140,0sleep11866-21runrttasks10:32:541
202592140,0sleep339-21ksoftirqd/311:35:223
160752140,0sleep316071-21bash11:06:173
128732140,0sleep20-21swapper/209:39:432
96182130,0sleep20-21swapper/210:05:152
875899139,3cyclictest0-21swapper/311:58:063
875899139,3cyclictest0-21swapper/309:45:523
875899139,1cyclictest0-21swapper/310:17:553
875899139,1cyclictest0-21swapper/310:05:323
875899131,1cyclictest126750irq/25-eth009:15:553
8758991311,1cyclictest14543-21sshd09:28:173
875899131,11cyclictest0-21swapper/310:56:163
875899131,11cyclictest0-21swapper/308:50:103
875899131,11cyclictest0-21swapper/308:05:113
875899131,11cyclictest0-21swapper/307:45:193
875899130,4cyclictest0-21swapper/309:21:553
875899130,2cyclictest30822-21bash09:44:093
875899130,2cyclictest0-21swapper/311:29:283
875899130,12cyclictest28383-21sshd12:39:363
875899130,12cyclictest12008-21sshd12:17:533
875899130,12cyclictest1049-21bash11:10:403
875899130,12cyclictest0-21swapper/311:50:253
875899130,12cyclictest0-21swapper/311:15:263
875899130,10cyclictest29273-21sshd09:52:363
875899130,10cyclictest25045-21sshd09:35:003
875899130,10cyclictest1250-21sshd10:01:353
875899130,10cyclictest1250-21sshd10:01:353
875899130,10cyclictest0-21swapper/309:57:073
875799138,4cyclictest31930-21sshd11:16:182
875799130,4cyclictest3117-21bash09:18:412
875799130,2cyclictest0-21swapper/209:51:572
875799130,12cyclictest6926-21sshd09:21:512
875799130,12cyclictest11751-21sshd10:45:422
875799130,12cyclictest0-21swapper/212:27:502
875799130,12cyclictest0-21swapper/212:27:502
875799130,12cyclictest0-21swapper/211:26:322
875799130,12cyclictest0-21swapper/211:06:102
875799130,12cyclictest0-21swapper/208:35:112
875799130,10cyclictest0-21swapper/211:42:212
875699139,3cyclictest0-21swapper/109:15:351
875699139,3cyclictest0-21swapper/108:05:131
875699138,2cyclictest15806-21sshd09:45:341
875699131,1cyclictest3069-21sshd10:50:431
8756991311,1cyclictest1707-21sshd11:53:311
8756991311,1cyclictest0-21swapper/111:02:291
875699131,11cyclictest0-21swapper/108:45:091
875699130,4cyclictest1707-21sshd10:35:521
875699130,4cyclictest11206-21sshd10:22:431
875699130,12cyclictest29429-21sshd10:55:581
875699130,12cyclictest23438-21bash12:18:561
875699130,12cyclictest18626-21sshd12:35:441
875699130,12cyclictest0-21swapper/112:01:391
875699130,12cyclictest0-21swapper/110:41:441
875699130,10cyclictest0-21swapper/110:47:201
282022130,0sleep30-21swapper/310:50:103
25912130,0sleep20-21swapper/211:33:532
875899129,2cyclictest0-21swapper/307:55:103
875899129,2cyclictest0-21swapper/307:55:103
875899129,2cyclictest0-21swapper/307:50:183
875899121,2cyclictest0-21swapper/309:05:113
875899121,2cyclictest0-21swapper/308:20:153
875899121,2cyclictest0-21swapper/307:10:113
875899121,10cyclictest0-21swapper/310:38:063
875899121,10cyclictest0-21swapper/308:10:153
875899121,10cyclictest0-21swapper/307:30:213
875899120,1cyclictest0-21swapper/310:25:373
875799129,2cyclictest0-21swapper/212:13:482
875799129,2cyclictest0-21swapper/211:49:412
875799129,2cyclictest0-21swapper/209:47:182
875799129,2cyclictest0-21swapper/208:55:122
875799129,2cyclictest0-21swapper/208:25:142
875799129,2cyclictest0-21swapper/208:10:112
875799129,2cyclictest0-21swapper/207:15:122
875799121,2cyclictest0-21swapper/208:50:092
875799121,2cyclictest0-21swapper/207:20:142
8757991211,1cyclictest0-21swapper/208:15:152
875799121,10cyclictest0-21swapper/210:15:062
875799121,10cyclictest0-21swapper/208:30:132
8757991210,1cyclictest30772-21sshd12:34:022
8757991210,1cyclictest0-21swapper/211:37:452
875799120,12cyclictest0-21swapper/210:39:412
875799120,11cyclictest17411-21sshd12:01:012
875799120,11cyclictest16157-21hddtemp_smartct10:20:152
875799120,11cyclictest0-21swapper/212:35:582
875799120,11cyclictest0-21swapper/207:35:132
875699129,2cyclictest0-21swapper/108:25:101
875699129,2cyclictest0-21swapper/108:00:131
875699129,2cyclictest0-21swapper/107:40:151
875699129,2cyclictest0-21swapper/107:10:141
875699128,1cyclictest11444-21sshd10:25:331
875699127,4cyclictest1066-21sshd09:30:011
875699121,10cyclictest0-21swapper/108:15:131
875699120,12cyclictest0-21swapper/107:30:161
875699120,11cyclictest0-21swapper/111:20:501
875699120,10cyclictest27171-21sshd09:40:521
875899119,1cyclictest0-21swapper/308:45:113
875899111,9cyclictest0-21swapper/307:25:123
875899110,2cyclictest0-21swapper/308:15:223
875899110,2cyclictest0-21swapper/307:40:163
875899110,11cyclictest0-21swapper/308:25:293
875799119,2cyclictest0-21swapper/207:55:182
875799119,2cyclictest0-21swapper/207:55:182
875799118,3cyclictest0-21swapper/207:50:152
875799118,2cyclictest23722-21apache_processe07:40:132
875799118,2cyclictest0-21swapper/207:25:122
875799110,2cyclictest0-21swapper/208:45:172
875799110,2cyclictest0-21swapper/208:05:102
875799110,1cyclictest0-21swapper/210:01:372
875799110,1cyclictest0-21swapper/210:01:372
875799110,10cyclictest0-21swapper/209:25:012
875799110,10cyclictest0-21swapper/209:05:212
875799110,10cyclictest0-21swapper/209:00:142
875799110,10cyclictest0-21swapper/208:40:142
875799110,10cyclictest0-21swapper/208:20:212
875799110,10cyclictest0-21swapper/208:00:152
875799110,10cyclictest0-21swapper/207:45:152
875799110,10cyclictest0-21swapper/207:10:132
875699119,2cyclictest0-21swapper/108:35:131
875699111,9cyclictest0-21swapper/107:55:131
875699111,9cyclictest0-21swapper/107:55:131
8756991110,1cyclictest0-21swapper/107:26:571
875699110,2cyclictest0-21swapper/109:05:171
875699110,10cyclictest25212-21tune2fs08:50:131
875699110,10cyclictest0-21swapper/109:00:141
875699110,10cyclictest0-21swapper/107:50:211
875699110,10cyclictest0-21swapper/107:35:201
875699110,10cyclictest0-21swapper/107:20:241
875699110,10cyclictest0-21swapper/107:15:011
875899108,1cyclictest18164-21cut08:35:143
875899108,1cyclictest0-21swapper/308:40:143
875899100,9cyclictest27705-21fw_conntrack08:55:143
875899100,9cyclictest22624-21ntp_states07:35:203
875899100,9cyclictest14881-21perl07:20:153
875899100,1cyclictest1814-21ls08:00:193
875699108,1cyclictest26087-21apache_processe07:45:111
875699108,1cyclictest15253-21cat08:30:131
875699100,9cyclictest20892-21sed08:40:171
875699100,1cyclictest10661-21cstates08:20:131
87589998,1cyclictest0-21swapper/307:15:183
87589990,1cyclictest0-21swapper/308:30:193
87569990,9cyclictest0-21swapper/108:55:111
87569987,1cyclictest6357-21hddtemp_smartct08:10:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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