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2025-07-06 - 00:33
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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 the highest latencies:
System rack7slot1.osadl.org (updated Sat Jul 05, 2025 12:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
684521320,1sleep015083-21stress11:21:170
27960211555,55sleep10-21swapper/107:06:051
28065210949,55sleep30-21swapper/307:07:233
2641529264,23sleep20-21swapper/207:05:092
2810728357,21sleep00-21swapper/007:07:560
28374995316,16cyclictest0-21swapper/110:19:281
28374995314,16cyclictest0-21swapper/110:45:261
28374995314,16cyclictest0-21swapper/110:45:261
28374995313,23cyclictest0-21swapper/109:11:231
28374995215,14cyclictest0-21swapper/109:53:481
28374995213,19cyclictest0-21swapper/109:55:351
28374995113,16cyclictest0-21swapper/111:50:291
28374995014,14cyclictest0-21swapper/112:15:271
28374995013,17cyclictest0-21swapper/112:20:121
28374995013,17cyclictest0-21swapper/111:28:351
28374995013,16cyclictest0-21swapper/111:10:291
28374995013,16cyclictest0-21swapper/111:10:291
28374995010,19cyclictest0-21swapper/111:46:051
2837499499,20cyclictest0-21swapper/112:13:441
2837499497,20cyclictest0-21swapper/111:05:331
28374994911,17cyclictest0-21swapper/112:35:321
2837499485,26cyclictest0-21swapper/108:11:151
28374994815,15cyclictest0-21swapper/108:08:261
28374994813,14cyclictest0-21swapper/112:30:381
28374994813,14cyclictest0-21swapper/110:30:191
28374994812,15cyclictest0-21swapper/111:15:181
28376994729,15cyclictest0-21swapper/310:05:073
28376994729,15cyclictest0-21swapper/310:05:073
2837499475,26cyclictest0-21swapper/107:33:261
28376994628,16cyclictest0-21swapper/310:12:083
28376994625,18cyclictest0-21swapper/312:35:333
28374994614,13cyclictest0-21swapper/110:25:351
28376994526,16cyclictest0-21swapper/309:42:263
2837499459,18cyclictest0-21swapper/110:55:201
2837499459,17cyclictest0-21swapper/110:05:311
2837499459,17cyclictest0-21swapper/110:05:311
28374994515,11cyclictest0-21swapper/109:25:351
28374994511,14cyclictest0-21swapper/108:40:151
28376994428,14cyclictest0-21swapper/309:39:283
28376994426,15cyclictest0-21swapper/309:52:573
28376994426,15cyclictest0-21swapper/309:19:263
28374994412,12cyclictest0-21swapper/112:25:281
28374994412,12cyclictest0-21swapper/112:25:271
28374994412,12cyclictest0-21swapper/110:20:121
28374994411,14cyclictest0-21swapper/110:50:381
2837499439,14cyclictest0-21swapper/107:18:261
2837499435,21cyclictest0-21swapper/108:28:061
2837499435,21cyclictest0-21swapper/107:40:021
28374994314,11cyclictest0-21swapper/110:35:361
28374994314,11cyclictest0-21swapper/110:35:361
28374994313,12cyclictest0-21swapper/110:40:361
28374994313,12cyclictest0-21swapper/110:40:361
28374994312,12cyclictest0-21swapper/109:35:161
28374994312,12cyclictest0-21swapper/109:15:321
28376994227,13cyclictest0-21swapper/312:32:423
28376994226,14cyclictest0-21swapper/312:25:553
28376994226,14cyclictest0-21swapper/312:25:543
28376994226,13cyclictest0-21swapper/310:54:263
28376994225,15cyclictest0-21swapper/312:11:103
28376994225,15cyclictest0-21swapper/311:49:423
28376994224,15cyclictest0-21swapper/311:40:003
2837499425,21cyclictest0-21swapper/107:20:161
28374994211,14cyclictest0-21swapper/110:00:241
28374994211,14cyclictest0-21swapper/110:00:231
28374994210,14cyclictest0-21swapper/111:37:571
47582410,1sleep015083-21stress11:16:360
28376994127,12cyclictest0-21swapper/310:04:323
28376994127,12cyclictest0-21swapper/310:04:323
28376994126,12cyclictest0-21swapper/309:45:263
28376994124,15cyclictest0-21swapper/311:51:023
28376994124,15cyclictest0-21swapper/311:30:023
28376994124,15cyclictest0-21swapper/310:15:213
28376994124,15cyclictest0-21swapper/309:30:073
28376994123,16cyclictest0-21swapper/311:10:233
28376994123,16cyclictest0-21swapper/311:10:233
2837499419,11cyclictest0-21swapper/109:05:031
2837499415,21cyclictest0-21swapper/108:20:151
28374994111,13cyclictest0-21swapper/112:04:291
28374994111,13cyclictest0-21swapper/112:04:291
28374994111,12cyclictest0-21swapper/109:20:261
28374994111,12cyclictest0-21swapper/109:20:261
28376994027,11cyclictest0-21swapper/311:29:213
28376994026,12cyclictest0-21swapper/310:43:103
28376994026,12cyclictest0-21swapper/310:43:103
28376994024,14cyclictest0-21swapper/310:35:193
28376994024,14cyclictest0-21swapper/310:35:183
28376994023,15cyclictest0-21swapper/310:45:323
28376994023,15cyclictest0-21swapper/310:45:323
28376994022,16cyclictest0-21swapper/309:55:123
2837499406,15cyclictest0-21swapper/112:05:241
28376993924,13cyclictest0-21swapper/312:21:023
28376993924,13cyclictest0-21swapper/309:25:343
28376993924,12cyclictest0-21swapper/312:05:233
2837499396,14cyclictest0-21swapper/107:55:331
2837499396,13cyclictest0-21swapper/108:15:031
28374993910,15cyclictest0-21swapper/109:40:171
2837699386,29cyclictest0-21swapper/311:09:493
28376993824,12cyclictest0-21swapper/310:31:103
28376993821,15cyclictest0-21swapper/312:00:163
28376993821,15cyclictest0-21swapper/312:00:153
155102384,14sleep00-21swapper/007:52:560
113562384,14sleep00-21swapper/007:44:100
89882374,13sleep20-21swapper/207:36:022
63842373,14sleep00-21swapper/008:48:250
5182374,13sleep00-21swapper/007:16:190
28376993721,14cyclictest0-21swapper/311:40:373
28376993721,14cyclictest0-21swapper/309:20:213
28376993721,14cyclictest0-21swapper/309:20:203
2837599378,26cyclictest0-21swapper/211:18:072
2837499376,17cyclictest0-21swapper/111:30:301
176572375,14sleep20-21swapper/207:58:182
304402365,13sleep20-21swapper/208:29:212
2837699367,26cyclictest0-21swapper/311:55:193
28376993619,14cyclictest0-21swapper/312:15:203
28376993619,14cyclictest0-21swapper/310:55:243
28375993615,18cyclictest0-21swapper/210:37:362
28375993615,18cyclictest0-21swapper/210:37:362
2837499369,13cyclictest0-21swapper/107:50:021
28373993611,16cyclictest0-21swapper/012:21:270
238552365,13sleep00-21swapper/008:11:280
219182365,11sleep20-21swapper/208:08:372
107252365,12sleep20-21swapper/208:59:462
107252365,12sleep20-21swapper/208:59:462
57422355,13sleep20-21swapper/207:30:162
41222353,14sleep20-21swapper/208:41:252
324862355,14sleep20-21swapper/208:33:232
303432354,13sleep00-21swapper/007:14:100
2837699356,26cyclictest0-21swapper/310:27:403
262172355,11sleep00-21swapper/008:19:340
149662355,13sleep00-21swapper/009:09:340
6982343,13sleep20-21swapper/207:18:292
2837699349,22cyclictest0-21swapper/311:02:373
2837699347,25cyclictest0-21swapper/309:00:133
2837699347,25cyclictest0-21swapper/307:25:223
2837699347,24cyclictest0-21swapper/310:20:253
2837699346,26cyclictest0-21swapper/308:00:253
2837399349,19cyclictest0-21swapper/008:35:490
28373993419,13cyclictest0-21swapper/007:25:260
28373993411,20cyclictest0-21swapper/011:05:290
259762345,13sleep20-21swapper/208:16:392
19732343,14sleep20-21swapper/208:35:562
111082345,13sleep20-21swapper/207:41:032
2837699338,23cyclictest0-21swapper/308:45:063
2837699337,24cyclictest0-21swapper/311:20:163
2837699337,24cyclictest0-21swapper/308:50:253
2837699336,25cyclictest0-21swapper/309:10:023
2837699336,25cyclictest0-21swapper/308:20:213
2837699335,26cyclictest0-21swapper/308:15:193
28376993325,6cyclictest20186-21/usr/sbin/munin08:05:183
28375993315,16cyclictest0-21swapper/209:30:292
28375993314,16cyclictest0-21swapper/212:20:182
2837399336,25cyclictest0-21swapper/012:35:290
28373993312,18cyclictest0-21swapper/009:20:250
28373993312,18cyclictest0-21swapper/009:20:250
28373993310,20cyclictest0-21swapper/012:25:230
28373993310,20cyclictest0-21swapper/012:25:230
28373993310,17cyclictest0-21swapper/008:55:220
28373993310,17cyclictest0-21swapper/008:55:210
292902320,1sleep229293-21sed11:00:022
2837699326,24cyclictest0-21swapper/308:30:203
2837699325,25cyclictest0-21swapper/308:55:203
2837699325,25cyclictest0-21swapper/308:55:203
2837699325,25cyclictest0-21swapper/307:55:173
2837599329,20cyclictest0-21swapper/209:25:232
28375993212,18cyclictest0-21swapper/211:21:372
28375993211,18cyclictest0-21swapper/209:44:382
2837499325,25cyclictest0-21swapper/107:37:061
2837499325,14cyclictest0-21swapper/107:45:541
2837399327,22cyclictest0-21swapper/009:45:350
2837399325,25cyclictest0-21swapper/008:21:210
2837399325,25cyclictest0-21swapper/007:46:510
28373993215,15cyclictest0-21swapper/011:57:520
28373993215,14cyclictest0-21swapper/010:12:510
2837699312,27cyclictest0-21swapper/307:30:193
28376993116,13cyclictest0-21swapper/309:10:033
28376993115,13cyclictest0-21swapper/311:15:373
2837599315,24cyclictest0-21swapper/209:09:282
2837599315,24cyclictest0-21swapper/209:03:282
28375993116,12cyclictest0-21swapper/210:50:212
28375993115,14cyclictest0-21swapper/209:15:292
28375993111,17cyclictest0-21swapper/211:00:252
28375993110,18cyclictest0-21swapper/210:25:312
2837499315,19cyclictest0-21swapper/107:12:261
2837399318,20cyclictest0-21swapper/011:00:250
2837399318,20cyclictest0-21swapper/010:50:020
2837399318,20cyclictest0-21swapper/010:50:010
2837399316,22cyclictest0-21swapper/011:45:250
2837399316,22cyclictest0-21swapper/010:02:450
2837399316,22cyclictest0-21swapper/010:02:450
2837399315,24cyclictest0-21swapper/008:04:110
2837399315,24cyclictest0-21swapper/007:30:310
2837399315,24cyclictest0-21swapper/007:22:010
28373993115,14cyclictest0-21swapper/011:25:350
28373993115,14cyclictest0-21swapper/009:55:200
28373993114,14cyclictest0-21swapper/011:35:250
28373993114,14cyclictest0-21swapper/010:40:180
28373993114,14cyclictest0-21swapper/010:40:180
28373993113,16cyclictest0-21swapper/009:35:330
28373993110,18cyclictest0-21swapper/012:15:310
28373993110,17cyclictest0-21swapper/007:55:330
28373993110,15cyclictest0-21swapper/008:44:270
2837699308,21cyclictest0-21swapper/307:38:163
2837699306,22cyclictest0-21swapper/307:45:133
2837699306,22cyclictest0-21swapper/307:15:243
2837699305,23cyclictest0-21swapper/308:41:263
2837699305,23cyclictest0-21swapper/307:40:063
2837699304,24cyclictest0-21swapper/308:35:153
2837699304,24cyclictest0-21swapper/307:50:183
28376993016,12cyclictest29622-21ntp_states08:25:213
28375993015,13cyclictest0-21swapper/212:15:292
2837499306,21cyclictest0-21swapper/110:10:171
2837499305,19cyclictest0-21swapper/108:01:061
28374993016,13cyclictest0-21swapper/107:25:251
2837399309,15cyclictest0-21swapper/008:27:260
2837399308,16cyclictest0-21swapper/007:35:480
2837399306,21cyclictest0-21swapper/009:15:170
2837399305,18cyclictest0-21swapper/009:00:110
28373993015,13cyclictest0-21swapper/010:35:310
28373993015,13cyclictest0-21swapper/010:35:310
28373993015,12cyclictest0-21swapper/010:20:240
1112523015,12sleep20-21swapper/211:32:022
2837699297,20cyclictest0-21swapper/307:10:563
2837699293,24cyclictest0-21swapper/308:10:173
2837599295,22cyclictest0-21swapper/207:22:282
28375992915,12cyclictest0-21swapper/210:40:272
28375992915,12cyclictest0-21swapper/210:40:272
28375992915,12cyclictest0-21swapper/210:20:312
28375992913,14cyclictest0-21swapper/209:20:482
28375992913,14cyclictest0-21swapper/209:20:482
28375992912,15cyclictest0-21swapper/211:35:082
28375992910,17cyclictest0-21swapper/208:45:232
2837499295,12cyclictest0-21swapper/108:35:501
2837499294,15cyclictest0-21swapper/108:30:281
2837399299,15cyclictest0-21swapper/008:50:060
2837399297,20cyclictest0-21swapper/010:15:250
2837399296,21cyclictest0-21swapper/009:30:350
28373992917,11cyclictest0-21swapper/008:06:580
28373992915,12cyclictest0-21swapper/009:50:210
7212283,21sleep21155-21sshd09:50:312
2837699287,19cyclictest0-21swapper/307:20:173
2837599289,17cyclictest0-21swapper/211:10:372
2837599289,17cyclictest0-21swapper/211:10:372
2837599289,16cyclictest0-21swapper/210:00:172
2837599289,16cyclictest0-21swapper/210:00:172
2837599285,21cyclictest0-21swapper/208:02:082
2837599285,21cyclictest0-21swapper/207:26:082
2837599285,21cyclictest0-21swapper/207:12:072
28375992816,11cyclictest0-21swapper/208:13:482
28375992816,11cyclictest0-21swapper/207:51:582
28375992814,12cyclictest0-21swapper/212:35:202
28375992814,12cyclictest0-21swapper/211:50:372
28375992813,12cyclictest0-21swapper/211:40:262
28375992811,15cyclictest0-21swapper/209:35:202
2837499289,13cyclictest0-21swapper/108:45:031
2837499285,21cyclictest0-21swapper/109:00:141
2837499285,21cyclictest0-21swapper/108:55:161
2837499285,21cyclictest0-21swapper/108:55:161
28374992816,11cyclictest0-21swapper/108:50:061
28374992814,12cyclictest0-21swapper/111:20:131
2837399288,18cyclictest0-21swapper/010:05:160
2837399288,18cyclictest0-21swapper/010:05:160
28373992817,10cyclictest0-21swapper/008:32:270
28373992814,12cyclictest0-21swapper/012:05:150
28373992813,13cyclictest0-21swapper/010:25:290
28373992811,15cyclictest0-21swapper/011:40:280
28373992811,15cyclictest0-21swapper/011:35:000
226022283,21sleep222611-21df_inode12:00:182
226022283,21sleep222611-21df_inode12:00:182
2837599277,18cyclictest0-21swapper/210:00:012
2837599275,20cyclictest0-21swapper/208:23:582
28375992716,10cyclictest0-21swapper/208:52:172
28375992716,10cyclictest0-21swapper/207:48:082
28375992714,11cyclictest0-21swapper/210:19:292
28375992712,13cyclictest0-21swapper/212:30:322
28375992710,14cyclictest0-21swapper/209:10:272
28373992711,14cyclictest0-21swapper/012:10:130
28373992711,14cyclictest0-21swapper/010:50:140
28375992612,12cyclictest0-21swapper/212:10:182
28375992610,14cyclictest0-21swapper/212:05:132
28375992610,14cyclictest0-21swapper/211:05:162
28374992613,11cyclictest0-21swapper/109:30:301
2837399266,18cyclictest0-21swapper/012:00:300
2837399266,18cyclictest0-21swapper/012:00:300
2837399266,18cyclictest0-21swapper/009:40:130
2837399266,18cyclictest0-21swapper/009:25:280
2837399266,18cyclictest0-21swapper/009:10:160
28375992512,11cyclictest0-21swapper/209:45:172
28375992511,12cyclictest0-21swapper/211:45:182
28375992511,12cyclictest0-21swapper/211:25:122
2837499258,15cyclictest0-21swapper/111:55:201
28374992510,13cyclictest0-21swapper/111:00:171
28375992411,11cyclictest0-21swapper/211:55:122
28374992410,12cyclictest0-21swapper/109:45:251
2837399245,17cyclictest0-21swapper/012:30:290
2837399235,17cyclictest0-21swapper/010:34:020
28375992110,10cyclictest0-21swapper/210:10:182
196042212,17sleep015080-21stress11:52:040
28375992016,3cyclictest15080-21stress12:27:382
28375992016,3cyclictest15080-21stress12:27:382
2837399205,14cyclictest0-21swapper/010:55:310
2837399202,6cyclictest15082-21stress11:14:440
2837399202,6cyclictest15082-21stress11:14:430
246412202,16sleep215082-21stress10:47:552
246412202,16sleep215082-21stress10:47:542
75612192,15sleep215082-21stress10:05:422
75612192,15sleep215082-21stress10:05:422
2837599195,13cyclictest0-21swapper/210:30:192
2837499195,12cyclictest0-21swapper/111:40:331
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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