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2026-08-28 - 22:21
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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 Fri Aug 28, 2026 12:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
250062950,0sleep30-21swapper/311:12:593
129842920,0sleep112986-21bash12:06:131
35422880,0sleep30-21swapper/311:36:513
35422880,0sleep30-21swapper/311:36:513
197942830,0sleep30-21swapper/311:32:343
76827150,18sleep20-21swapper/207:08:162
42522650,0sleep04251-21sshd10:02:250
85026026,19sleep10-21swapper/107:09:111
255382600,1sleep10-21swapper/110:41:291
229802600,1sleep022957-21sshd10:21:080
109942600,1sleep110988-21sshd09:23:001
294332590,0sleep00-21swapper/011:39:130
294332590,0sleep00-21swapper/011:39:120
320362580,1sleep232032-21bash11:56:292
284542580,0sleep128452-21sshd12:10:261
65425735,18sleep30-21swapper/307:06:483
242272570,0sleep30-21swapper/309:47:063
96572560,1sleep19658-21sshd09:54:251
32112560,0sleep00-21swapper/010:42:240
265732560,0sleep00-21swapper/011:41:450
136462560,1sleep113640-21sshd10:08:591
200742550,1sleep20-21swapper/210:38:092
238932540,0sleep20-21swapper/211:50:082
210222540,1sleep20-21swapper/210:29:402
301252530,0sleep330103-21sshd11:04:543
223182530,0sleep322312-21bash10:12:343
210672530,0sleep121068-21sshd09:15:151
5102520,0sleep10-21swapper/112:16:351
267902520,0sleep119-21rcuc/111:04:361
135242520,0sleep213499-21sshd09:26:012
135242520,0sleep213499-21sshd09:26:012
169302510,0sleep30-21swapper/312:20:503
120742510,0sleep10-21swapper/109:57:251
3123525027,19sleep00-21swapper/007:05:050
202172490,1sleep220190-21sshd11:15:232
111042490,0sleep00-21swapper/009:34:330
292772480,0sleep20-21swapper/211:10:262
93862460,0sleep00-21swapper/010:37:110
268672430,0sleep30-21swapper/312:18:573
5982280,0sleep2599-21sshd10:07:492
142172260,1sleep014202-21sshd12:00:360
286042240,0sleep128598-21users11:30:241
1185992410,10cyclictest12150irq/23-ehci_hcd10:37:533
1184992410,11cyclictest126750irq/25-eth010:56:152
118599239,11cyclictest126750irq/25-eth012:25:093
1185992310,9cyclictest10250irq/24-ahci[00010:48:463
301402220,1sleep330128-21sshd10:16:023
118599228,10cyclictest126750irq/25-eth010:54:043
118599227,11cyclictest126750irq/25-eth011:09:013
1185992210,11cyclictest0-21swapper/311:57:433
1185992210,11cyclictest0-21swapper/309:43:273
118499228,11cyclictest126750irq/25-eth012:17:412
118299221,16cyclictest0-21swapper/009:39:010
118599219,11cyclictest3429-21sshd09:39:383
118599219,11cyclictest1619-21nfsd11:27:093
118599219,11cyclictest0-21swapper/309:28:083
118599219,11cyclictest0-21swapper/309:28:083
118599216,11cyclictest126750irq/25-eth011:45:213
118599216,11cyclictest126750irq/25-eth010:57:413
1185992110,11cyclictest8-21rcu_preempt10:20:523
118499219,11cyclictest31888-21kworker/2:212:13:572
118499219,11cyclictest22357-21sshd10:24:022
118499219,11cyclictest0-21swapper/209:10:592
1183992110,11cyclictest16365-21sshd10:57:541
1182992110,11cyclictest1180-21cyclictest09:20:560
118299210,20cyclictest0-21swapper/010:45:060
118599208,11cyclictest25588-21bash09:12:453
118599208,11cyclictest25093-21sshd11:41:373
118499208,11cyclictest25087-21sshd12:01:362
118499207,11cyclictest126750irq/25-eth010:19:262
118499206,11cyclictest126750irq/25-eth011:31:322
118399201,10cyclictest15200-21sshd10:20:251
118299200,19cyclictest0-21swapper/011:06:410
118599198,10cyclictest11463-21bash12:11:513
118599194,11cyclictest126750irq/25-eth010:33:333
118499197,11cyclictest15218-21sshd12:29:232
1184991917,1cyclictest32168-21sshd09:36:212
118499190,18cyclictest1310-21sshd09:16:202
118499190,18cyclictest0-21swapper/212:09:012
118399197,11cyclictest3567-21sshd11:08:151
118299198,10cyclictest0-21swapper/010:50:540
118299190,18cyclictest0-21swapper/009:57:450
118299190,16cyclictest0-21swapper/010:15:490
118599186,11cyclictest7718-21sshd09:54:153
118599184,10cyclictest8308-21sshd12:37:153
118599184,10cyclictest126750irq/25-eth011:53:243
118599183,11cyclictest126750irq/25-eth012:04:253
1185991814,3cyclictest21557-21startusblogging09:00:003
118599180,17cyclictest0-21swapper/310:41:133
118599180,17cyclictest0-21swapper/309:23:323
118499186,11cyclictest1180-21cyclictest09:55:562
118499186,11cyclictest0-21swapper/212:33:282
118499186,11cyclictest0-21swapper/210:52:052
118499183,11cyclictest126750irq/25-eth011:08:392
1184991810,8cyclictest0-21swapper/209:30:512
118499180,17cyclictest0-21swapper/210:45:522
118399188,9cyclictest0-21swapper/112:29:451
118399187,10cyclictest0-21swapper/111:44:281
1182991815,2cyclictest0-21swapper/009:15:120
118299180,11cyclictest9749-21sshd12:25:550
118299180,10cyclictest0-21swapper/009:48:030
81432170,1sleep326351-21diskmemload11:20:083
118599175,9cyclictest126750irq/25-eth009:16:413
118599175,11cyclictest39-21ksoftirqd/312:06:523
118599170,8cyclictest22989-21sshd11:18:333
118499175,11cyclictest492-21jbd2/dm-0-811:41:452
118499174,11cyclictest126750irq/25-eth010:41:392
118499170,16cyclictest0-21swapper/210:31:182
118399177,9cyclictest1707-21sshd11:16:381
118399170,16cyclictest0-21swapper/112:01:281
118399170,16cyclictest0-21swapper/111:29:531
118299178,9cyclictest0-21swapper/010:29:560
118299176,10cyclictest21401-21sshd11:46:590
118299176,10cyclictest0-21swapper/010:55:330
118299175,1cyclictest17513-21sshd11:00:480
1182991712,4cyclictest6385-21sshd12:20:010
1182991710,6cyclictest28781-21sshd12:16:120
118299170,16cyclictest0-21swapper/009:52:430
118299170,11cyclictest0-21swapper/010:32:000
111612170,1sleep10-21swapper/111:57:321
118599165,1cyclictest39-21ksoftirqd/312:31:373
118599164,11cyclictest39-21ksoftirqd/310:00:433
118599164,11cyclictest39-21ksoftirqd/309:30:303
118599161,11cyclictest126750irq/25-eth010:06:533
118599160,11cyclictest0-21swapper/309:56:543
118499169,5cyclictest126750irq/25-eth011:39:052
118499169,5cyclictest126750irq/25-eth011:39:052
118499165,9cyclictest126750irq/25-eth009:20:142
118499160,15cyclictest0-21swapper/209:53:402
118399167,9cyclictest492-21jbd2/dm-0-810:28:291
118399164,11cyclictest0-21swapper/109:38:511
118399163,10cyclictest126750irq/25-eth010:50:121
1183991611,4cyclictest0-21swapper/107:16:401
118399160,15cyclictest3218-21sshd10:30:501
118399160,15cyclictest0-21swapper/111:35:081
118399160,15cyclictest0-21swapper/111:35:081
118399160,15cyclictest0-21swapper/111:20:051
118399160,15cyclictest0-21swapper/110:19:371
118399160,13cyclictest0-21swapper/110:04:011
118299166,9cyclictest14679-21sshd09:26:080
118299166,9cyclictest14679-21sshd09:26:080
118299166,9cyclictest0-21swapper/012:10:510
118299165,11cyclictest0-21swapper/012:00:000
118299164,10cyclictest126750irq/25-eth009:40:560
118299162,11cyclictest126750irq/25-eth009:12:390
118299160,15cyclictest24225-21sshd12:07:150
118299160,15cyclictest0-21swapper/011:34:300
118299160,13cyclictest0-21swapper/012:35:220
118299160,13cyclictest0-21swapper/011:16:300
118299160,10cyclictest0-21swapper/010:12:230
1185991511,1cyclictest126750irq/25-eth010:29:293
118499152,12cyclictest1620-21nfsd11:29:042
118499151,11cyclictest29024-21sshd12:39:082
118499150,14cyclictest1621-21nfsd09:42:002
118399159,6cyclictest0-21swapper/110:36:371
118399159,5cyclictest0-21swapper/111:46:241
118399158,6cyclictest0-21swapper/110:48:201
118399156,8cyclictest0-21swapper/110:12:001
118399150,14cyclictest0-21swapper/109:40:021
118299158,6cyclictest6074-21users07:15:230
118299157,7cyclictest0-21swapper/012:30:250
118299153,11cyclictest0-21swapper/011:28:000
118299150,2cyclictest0-21swapper/010:07:300
118299150,1cyclictest3409-21bash11:51:050
118299150,12cyclictest12541-21sshd11:20:240
118299150,11cyclictest0-21swapper/011:10:160
1185991412,1cyclictest39-21ksoftirqd/307:20:013
118499146,7cyclictest3433-21sshd10:10:522
118499141,12cyclictest0-21swapper/209:47:512
118499140,13cyclictest0-21swapper/212:22:482
118499140,13cyclictest0-21swapper/210:00:142
118499140,11cyclictest15002-21sshd11:46:252
118499140,11cyclictest0-21swapper/211:24:152
118399144,9cyclictest15716-21sshd09:46:201
118399144,8cyclictest126750irq/25-eth012:21:451
1183991411,2cyclictest6528-21sshd09:34:091
118399140,5cyclictest0-21swapper/112:35:081
118399140,13cyclictest0-21swapper/109:26:411
118399140,13cyclictest0-21swapper/109:26:411
118399140,13cyclictest0-21swapper/109:10:541
118399140,11cyclictest0-21swapper/112:35:011
118399140,11cyclictest0-21swapper/111:51:561
118399140,11cyclictest0-21swapper/111:11:131
118499130,12cyclictest0-21swapper/211:00:032
118399131,3cyclictest0-21swapper/108:20:121
118399131,11cyclictest0-21swapper/108:10:111
118399131,11cyclictest0-21swapper/107:30:131
118299139,3cyclictest0-21swapper/007:25:130
118299131,11cyclictest0-21swapper/007:45:130
118299130,12cyclictest0-21swapper/008:45:160
118299130,12cyclictest0-21swapper/008:05:140
118599129,2cyclictest0-21swapper/308:40:143
118599129,2cyclictest0-21swapper/308:05:123
118599129,2cyclictest0-21swapper/307:55:143
118599129,2cyclictest0-21swapper/307:50:133
118599129,2cyclictest0-21swapper/307:30:173
118599129,2cyclictest0-21swapper/307:25:143
118599121,2cyclictest0-21swapper/307:20:123
1185991211,1cyclictest39-21ksoftirqd/307:45:133
118599121,10cyclictest0-21swapper/309:05:113
118599121,10cyclictest0-21swapper/308:45:143
118599121,10cyclictest0-21swapper/308:35:173
118599121,10cyclictest0-21swapper/308:30:123
118499129,2cyclictest0-21swapper/208:20:122
118499129,2cyclictest0-21swapper/207:50:172
118499129,2cyclictest0-21swapper/207:25:152
118499129,2cyclictest0-21swapper/207:10:132
118499121,2cyclictest0-21swapper/208:15:142
118499121,2cyclictest0-21swapper/208:05:242
118399129,2cyclictest0-21swapper/107:55:111
118399129,2cyclictest0-21swapper/107:25:191
118299129,2cyclictest0-21swapper/009:05:140
118299129,2cyclictest0-21swapper/008:50:130
118299129,2cyclictest0-21swapper/008:15:180
118299129,2cyclictest0-21swapper/007:30:150
118299121,8cyclictest0-21swapper/007:35:120
1182991211,1cyclictest0-21swapper/008:00:400
118599119,1cyclictest0-21swapper/308:55:003
118599119,1cyclictest0-21swapper/307:35:133
118599119,1cyclictest0-21swapper/307:10:133
118599118,2cyclictest0-21swapper/307:40:133
118599110,2cyclictest0-21swapper/308:25:123
118599110,10cyclictest0-21swapper/308:10:203
118499119,1cyclictest0-21swapper/208:40:002
118499119,1cyclictest0-21swapper/208:10:202
118499119,1cyclictest0-21swapper/207:55:172
118499118,2cyclictest0-21swapper/208:00:122
118499118,2cyclictest0-21swapper/207:45:112
118499118,2cyclictest0-21swapper/207:40:102
118499111,9cyclictest0-21swapper/207:30:112
118499110,2cyclictest0-21swapper/208:55:102
118499110,2cyclictest0-21swapper/208:25:142
118499110,2cyclictest0-21swapper/207:20:152
118499110,10cyclictest0-21swapper/208:40:112
118499110,10cyclictest0-21swapper/207:35:112
118499110,10cyclictest0-21swapper/207:15:112
118399119,2cyclictest0-21swapper/109:00:131
118399119,1cyclictest0-21swapper/109:05:131
118399118,2cyclictest14678-21apache_processe08:45:121
118399118,2cyclictest0-21swapper/108:30:141
118399111,9cyclictest0-21swapper/107:50:111
118399110,2cyclictest0-21swapper/108:35:121
118399110,11cyclictest0-21swapper/107:40:001
118399110,10cyclictest0-21swapper/108:55:211
118399110,10cyclictest0-21swapper/108:50:161
118399110,10cyclictest0-21swapper/108:25:171
118399110,10cyclictest0-21swapper/108:15:181
118399110,10cyclictest0-21swapper/108:05:141
118299118,2cyclictest0-21swapper/007:50:140
118299115,4cyclictest0-21swapper/009:00:120
118299110,8cyclictest0-21swapper/008:10:130
118299110,2cyclictest0-21swapper/008:55:190
118299110,2cyclictest0-21swapper/008:20:120
118299110,10cyclictest0-21swapper/008:30:120
118299110,10cyclictest0-21swapper/008:25:140
118299110,10cyclictest0-21swapper/007:20:150
118599108,1cyclictest3816-21memory08:20:173
118599108,1cyclictest349-21apache_processe08:15:113
118599108,1cyclictest22246-21df_inode09:00:143
118599100,10cyclictest0-21swapper/308:03:353
118499108,1cyclictest18330-21ntp_states08:50:202
118499100,9cyclictest24192-21apache_volume09:05:112
118499100,9cyclictest15057-21df08:45:132
118499100,9cyclictest0-21swapper/209:00:202
118499100,1cyclictest0-21swapper/208:30:132
118399108,1cyclictest0-21swapper/108:00:191
118399108,1cyclictest0-21swapper/107:35:141
118399100,9cyclictest13059-21tune2fs08:40:151
118399100,1cyclictest0-21swapper/107:45:171
118399100,10cyclictest0-21swapper/107:14:421
118299108,2cyclictest0-21swapper/007:40:140
118299103,4cyclictest0-21swapper/007:10:190
118299100,9cyclictest0-21swapper/008:40:130
118299100,9cyclictest0-21swapper/007:55:180
118299100,1cyclictest9939-21apache_processe08:35:120
11839990,9cyclictest0-21swapper/107:20:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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