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2026-04-01 - 18:09
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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 Apr 01, 2026 12:44:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
218312880,0sleep00-21swapper/011:08:550
127412870,0sleep20-21swapper/211:02:332
93722590,5sleep121-21ksoftirqd/110:48:261
189142590,0sleep218913-21sshd10:43:412
57762570,0sleep05766-21sshd12:39:470
193852570,0sleep319380-21sshd09:23:023
177912570,1sleep117794-21bash10:35:161
93362560,1sleep30-21swapper/309:50:023
174742560,1sleep117468-21sshd12:12:431
9242550,0sleep21734-21runrttasks10:58:492
9242550,0sleep21734-21runrttasks10:58:492
5692550,1sleep30-21swapper/312:11:133
321822550,0sleep20-21swapper/210:33:442
25472550,2sleep12091099cyclictest12:19:511
24972550,0sleep31510-21nfsd10:14:273
240572540,1sleep124052-21bash11:31:251
180232540,1sleep00-21swapper/011:50:230
47552530,0sleep11510-21nfsd12:05:581
259222530,0sleep30-21swapper/311:31:353
224532530,0sleep022451-21sshd09:40:020
87522520,1sleep38753-21bash11:07:473
2006325127,20sleep10-21swapper/107:07:021
193172510,0sleep30-21swapper/310:38:103
1795025124,8sleep00-21swapper/007:05:080
156282510,1sleep337-21rcuc/312:09:493
96632500,0sleep09662-21sshd12:23:160
301552500,1sleep130131-21sshd09:21:081
275482500,0sleep20-21swapper/210:47:102
1996525027,9sleep30-21swapper/307:06:323
173572500,0sleep30-21swapper/310:49:073
121632500,1sleep228-21rcuc/211:58:182
217742490,0sleep20-21swapper/211:50:412
208572490,1sleep120844-21sshd11:22:471
1974024825,18sleep20-21swapper/207:05:272
161312480,0sleep216071-21sshd09:20:002
318012460,0sleep10-21swapper/109:43:361
74162450,0sleep20-21swapper/210:12:012
156762450,0sleep20-21swapper/209:47:452
73592440,0sleep10-21swapper/112:31:261
85192400,2sleep32091999cyclictest09:58:153
2091099244,11cyclictest11095-21sshd12:37:231
20915992119,1cyclictest0-21swapper/209:30:172
2091099205,3cyclictest32336-21sshd09:29:441
2091099203,2cyclictest25534-21sshd11:37:091
2091099203,11cyclictest8708-21sshd10:59:301
2091099203,11cyclictest8708-21sshd10:59:301
2091099202,12cyclictest14913-21sshd10:12:401
20910992019,1cyclictest13403-21sshd09:47:331
2091099201,6cyclictest0-21swapper/112:29:221
223672190,1sleep20-21swapper/211:39:422
2091099195,3cyclictest28058-21diskmemload11:19:381
2091099194,3cyclictest1289-21sshd11:26:391
2091099194,3cyclictest11480-21bash10:34:461
2091099193,13cyclictest2404-21sshd10:25:241
20910991912,4cyclictest22879-21sshd10:21:381
20910991911,5cyclictest16620-21sshd09:36:401
20910991911,5cyclictest13036-21sshd10:54:191
20910991911,4cyclictest27297-21sshd10:19:191
20910991911,2cyclictest7339-21bash11:13:141
135882190,0sleep013585-21sshd12:06:440
2091099184,6cyclictest9894-21bash11:41:211
2091099184,6cyclictest9894-21bash11:41:211
2091099184,3cyclictest14906-21bash11:47:231
2091099184,3cyclictest0-21swapper/110:03:041
2091099184,13cyclictest8820-21cp12:23:121
20910991812,5cyclictest21445-21sshd11:03:181
20910991811,3cyclictest18454-21sshd09:17:241
20910991811,2cyclictest0-21swapper/109:31:491
20910991810,4cyclictest12207-21sshd12:03:541
97722170,1sleep30-21swapper/310:17:473
2091999174,12cyclictest39-21ksoftirqd/309:36:093
2091099174,6cyclictest3563-21bash09:55:061
2091099174,5cyclictest21101-21sshd10:07:381
2091099174,5cyclictest19300-21sshd09:11:561
2091099174,4cyclictest10030-21munin-node10:40:161
2091099174,3cyclictest16833-21sshd11:08:291
2091099173,10cyclictest1510-21nfsd11:50:171
2091099172,2cyclictest0-21swapper/111:56:261
20910991711,2cyclictest115650irq/25-eth009:51:221
20907991716,1cyclictest7313-21sshd09:30:170
205532170,0sleep20-21swapper/211:47:522
196692170,0sleep00-21swapper/010:01:570
136072170,1sleep337-21rcuc/311:10:563
230402160,0sleep228-21rcuc/209:23:212
20915991615,1cyclictest0-21swapper/209:12:202
17372160,2sleep22091599cyclictest09:27:022
108472160,0sleep041ktimersoftd/011:19:100
92002150,0sleep20-21swapper/210:37:162
292022150,0sleep00-21swapper/009:10:050
265782150,0sleep00-21swapper/009:18:060
2091999156,1cyclictest37-21rcuc/311:52:403
20919991513,1cyclictest39-21ksoftirqd/311:18:233
2091999150,14cyclictest0-21swapper/311:29:223
20910991512,2cyclictest5234-21perl08:30:151
2090799159,1cyclictest0-21swapper/010:36:380
2090799154,10cyclictest0-21swapper/011:43:240
2090799154,10cyclictest0-21swapper/011:43:240
2090799153,11cyclictest0-21swapper/010:25:290
20907991514,1cyclictest13248-21sshd10:43:130
20907991510,2cyclictest0-21swapper/011:58:490
2090799150,12cyclictest0-21swapper/010:19:450
153562150,0sleep30-21swapper/312:01:203
107472150,0sleep028058-21diskmemload09:47:190
74332140,0sleep2291ktimersoftd/211:18:512
32152140,0sleep20-21swapper/212:03:072
2091999144,9cyclictest39-21ksoftirqd/309:30:233
20919991412,1cyclictest4694-21sshd10:59:083
20919991412,1cyclictest4694-21sshd10:59:073
20919991412,1cyclictest39-21ksoftirqd/310:25:273
20919991410,1cyclictest39-21ksoftirqd/309:48:333
2091999140,5cyclictest0-21swapper/309:17:353
2091999140,13cyclictest0-21swapper/310:06:193
20915991412,1cyclictest24497-21bash11:20:162
2091099142,11cyclictest0-21swapper/108:05:161
2090799147,3cyclictest11591-21sshd09:52:580
2090799146,7cyclictest0-21swapper/011:46:480
2090799143,9cyclictest22551-21sshd09:26:000
2090799142,1cyclictest1596-21sshd10:51:480
2090799141,12cyclictest0-21swapper/011:35:040
2090799141,11cyclictest15524-21sshd10:46:070
2090799140,2cyclictest31007-21bash11:34:540
2090799140,2cyclictest25755-21sshd09:59:460
2090799140,13cyclictest32716-21sshd12:30:480
2090799140,13cyclictest32158-21cp12:00:030
2090799140,13cyclictest0-21swapper/010:09:250
13092140,0sleep20-21swapper/212:16:532
37562130,0sleep30-21swapper/309:13:243
2091999139,2cyclictest0-21swapper/311:21:313
2091999139,1cyclictest39-21ksoftirqd/310:41:023
2091999133,9cyclictest39-21ksoftirqd/311:56:523
2091999132,1cyclictest0-21swapper/310:30:313
20919991312,1cyclictest39-21ksoftirqd/311:42:213
20919991312,1cyclictest39-21ksoftirqd/311:42:213
20919991312,1cyclictest39-21ksoftirqd/311:35:133
20919991311,1cyclictest39-21ksoftirqd/310:53:483
2091999130,4cyclictest4518-21sshd10:00:363
2091999130,1cyclictest19540-21id09:42:313
2091999130,12cyclictest10433-21kworker/3:111:00:293
2091999130,12cyclictest0-21swapper/309:29:323
2091999130,10cyclictest39-21ksoftirqd/312:35:293
2091999130,10cyclictest0-21swapper/312:15:253
2091599138,4cyclictest32338-21sshd09:43:382
2091599138,4cyclictest10457-21id12:12:052
2091599137,1cyclictest26123-21sshd11:28:512
2091599131,11cyclictest0-21swapper/210:21:412
2091599130,1cyclictest5366-21sshd10:17:232
2091599130,12cyclictest24248-21sshd12:38:332
2091599130,12cyclictest115650irq/25-eth010:26:022
2091599130,12cyclictest0-21swapper/210:04:292
2091599130,10cyclictest3577-21sshd12:25:272
2090799138,4cyclictest0-21swapper/010:20:130
2090799133,9cyclictest4915-21sshd09:21:460
2090799131,10cyclictest17908-21sshd12:15:280
2090799130,9cyclictest0-21swapper/012:29:070
2090799130,4cyclictest23185-21sshd12:10:220
2090799130,1cyclictest0-21swapper/010:33:490
2090799130,12cyclictest0-21swapper/011:25:570
2090799130,12cyclictest0-21swapper/011:21:030
2090799130,12cyclictest0-21swapper/011:12:150
2090799130,11cyclictest28370-21sshd10:55:300
2090799130,11cyclictest28370-21sshd10:55:300
2091999129,2cyclictest0-21swapper/307:15:023
2091999128,1cyclictest0-21swapper/311:47:523
2091999124,1cyclictest39-21ksoftirqd/312:26:513
2091999122,9cyclictest381ktimersoftd/312:30:183
2091999120,11cyclictest0-21swapper/312:20:163
2091999120,11cyclictest0-21swapper/310:20:063
2091599129,1cyclictest0-21swapper/208:06:282
2091599122,9cyclictest3475-21lockdev10:53:292
2091599122,9cyclictest31592-21sshd12:05:282
2091599121,1cyclictest115650irq/25-eth011:12:552
2091599121,10cyclictest8652-21sshd12:31:322
2091599121,10cyclictest14552-21sshd11:41:462
2091599121,10cyclictest14552-21sshd11:41:462
2091599121,10cyclictest0-21swapper/212:21:462
20915991210,1cyclictest8826-21sshd09:55:252
20915991210,1cyclictest30949-21sshd10:05:382
20915991210,1cyclictest0-21swapper/209:50:102
2091599120,11cyclictest22865-21sshd11:31:182
2091599120,11cyclictest0-21swapper/211:06:192
2091599120,11cyclictest0-21swapper/209:39:132
2091099129,2cyclictest0-21swapper/107:15:011
2091099120,11cyclictest0-21swapper/107:20:141
2090799120,1cyclictest20260-21sshd09:37:000
2090799120,1cyclictest0-21swapper/011:01:230
2090799120,11cyclictest0-21swapper/010:10:230
2091999110,10cyclictest21661-21cut07:10:163
20915991110,1cyclictest0-21swapper/209:00:572
20915991110,1cyclictest0-21swapper/207:40:262
20915991110,1cyclictest0-21swapper/207:21:512
2091599110,1cyclictest0-21swapper/208:14:222
2091599110,1cyclictest0-21swapper/207:50:262
2091599110,11cyclictest0-21swapper/209:07:552
2091599110,11cyclictest0-21swapper/208:17:512
2091599110,10cyclictest0-21swapper/207:35:162
2091099114,4cyclictest19323-21munin-node08:55:161
2091099113,3cyclictest28262-21bash09:10:001
2091099112,8cyclictest0-21swapper/107:47:081
2090799119,2cyclictest0-21swapper/008:00:130
2090799118,2cyclictest0-21swapper/008:40:100
2090799110,9cyclictest8461-21kworker/0:108:29:380
2090799110,2cyclictest0-21swapper/007:15:020
2090799110,10cyclictest0-21swapper/008:55:150
2090799110,10cyclictest0-21swapper/008:15:140
2091999108,1cyclictest0-21swapper/308:40:133
2091999100,9cyclictest13767-21sh08:45:143
2091999100,9cyclictest0-21swapper/307:30:163
2091599109,1cyclictest0-21swapper/208:39:482
2091599109,1cyclictest0-21swapper/208:21:412
2091599109,1cyclictest0-21swapper/207:33:492
2091599109,1cyclictest0-21swapper/207:28:562
2091599108,1cyclictest0-21swapper/207:15:012
2091599100,9cyclictest21423-21diskstats07:10:152
2091599100,9cyclictest11103-21fschecks_time08:40:122
2091599100,9cyclictest10765-21fschecks_time07:45:132
2091599100,9cyclictest0-21swapper/208:55:152
2091599100,1cyclictest19459-21diskstats08:00:142
2091099108,1cyclictest0-21swapper/107:55:151
2091099103,6cyclictest10409-21apache_processe08:40:101
2091099103,4cyclictest22327-21munin-node09:00:141
2091099103,3cyclictest30270-21sshd08:18:061
2091099103,2cyclictest14976-21sshd07:51:081
2091099103,2cyclictest0-21swapper/108:26:221
2091099102,7cyclictest0-21swapper/108:10:371
2091099100,9cyclictest0-21swapper/108:20:151
2091099100,9cyclictest0-21swapper/108:00:141
2091099100,1cyclictest31263-21cut07:25:141
2090799108,2cyclictest0-21swapper/007:40:130
2090799108,1cyclictest0-21swapper/007:20:150
2090799100,9cyclictest0-21swapper/009:05:140
2090799100,9cyclictest0-21swapper/008:50:140
2090799100,7cyclictest0-21swapper/007:45:110
2090799100,10cyclictest0-21swapper/007:10:090
2090799100,0cyclictest0-21swapper/009:00:160
209199998,1cyclictest0-21swapper/308:51:403
209199997,1cyclictest0-21swapper/308:25:163
209199990,9cyclictest0-21swapper/309:00:143
209199990,9cyclictest0-21swapper/308:30:163
209199990,9cyclictest0-21swapper/307:50:143
209199990,8cyclictest0-21swapper/308:19:153
209109998,1cyclictest0-21swapper/108:45:141
209109998,1cyclictest0-21swapper/108:35:151
209109994,4cyclictest7984-21munin-node07:40:151
209109994,4cyclictest6264-21lockdev07:37:081
209109993,5cyclictest17143-21fw_forwarded_lo08:50:151
209109990,9cyclictest0-21swapper/107:10:141
209079998,1cyclictest0-21swapper/008:20:150
209079996,2cyclictest0-21swapper/007:55:130
209079990,9cyclictest0-21swapper/008:30:160
209079990,8cyclictest0-21swapper/007:50:160
209079990,1cyclictest0-21swapper/008:47:440
209079990,1cyclictest0-21swapper/007:34:120
209199987,1cyclictest0-21swapper/308:08:193
209199987,1cyclictest0-21swapper/308:00:133
209199987,1cyclictest0-21swapper/307:48:213
209199985,3cyclictest0-21swapper/308:38:273
209199980,5cyclictest0-21swapper/307:26:353
209199980,0cyclictest0-21swapper/308:55:163
209159987,1cyclictest0-21swapper/208:47:002
209109984,3cyclictest1534-21expr07:30:131
209079987,1cyclictest0-21swapper/008:39:160
209079987,1cyclictest0-21swapper/007:36:530
209079986,2cyclictest0-21swapper/008:10:150
209079982,5cyclictest23493-21switchtime08:05:230
209079980,1cyclictest31154-21fschecks_count07:25:150
209199977,0cyclictest0-21swapper/308:10:143
209199975,1cyclictest31665-21fschecks_time08:20:163
209199974,3cyclictest0-21swapper/307:36:123
209199973,4cyclictest0-21swapper/307:44:103
209199970,6cyclictest0-21swapper/307:55:123
209199970,6cyclictest0-21swapper/307:20:133
209159976,1cyclictest0-21swapper/207:57:392
209159975,1cyclictest16582-21tr08:50:122
209199960,5cyclictest0-21swapper/309:05:103
209159964,1cyclictest1454-21apache_processe08:25:132
209159954,1cyclictest0-21swapper/208:30:012
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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