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2026-05-28 - 06:04
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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 792 highest latencies:
System rackaslot0.osadl.org (updated Thu May 28, 2026 00:44:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
428121220,3sleep00-21swapper/019:05:240
181692950,0sleep20-21swapper/200:32:592
145152890,0sleep214516-21sshd23:49:532
236462700,1sleep228-21rcuc/222:33:282
112662630,1sleep111264-21sshd23:03:521
298932610,1sleep329891-21sshd21:28:263
288392600,0sleep30-21swapper/322:22:263
323062580,1sleep332299-21bash21:31:273
368425621,9sleep30-21swapper/319:05:203
301932560,1sleep130177-21sshd23:59:491
228832560,0sleep31734-21runrttasks22:10:253
220692560,1sleep00-21swapper/022:41:550
71482550,1sleep01734-21runrttasks22:00:290
508025421,15sleep10-21swapper/119:08:591
264112540,0sleep30-21swapper/300:08:003
315672530,1sleep331549-21sshd22:05:293
28282530,1sleep119-21rcuc/122:25:501
238652530,0sleep30-21swapper/323:36:203
21572520,1sleep22152-21sshd22:57:202
202552520,0sleep20-21swapper/221:44:402
164442520,1sleep316424-21sshd21:24:253
149172520,1sleep314904-21sshd21:55:273
44972510,0sleep00-21swapper/023:43:130
171982510,0sleep10-21swapper/100:30:051
168052510,1sleep01510-21nfsd00:04:200
460525028,18sleep20-21swapper/219:06:352
159162500,0sleep228-21rcuc/222:41:202
46592490,0sleep00-21swapper/023:26:030
191162490,0sleep20-21swapper/221:47:202
17352490,0sleep10-21swapper/121:54:241
138712490,0sleep00-21swapper/000:29:490
125322490,0sleep10-21swapper/122:52:341
166452480,0sleep216636-21sshd21:13:082
133282480,0sleep00-21swapper/021:38:220
162742470,0sleep20-21swapper/223:15:392
60862450,0sleep10-21swapper/100:09:071
164772450,0sleep20-21swapper/223:04:212
44132440,1sleep04398-21sshd00:34:420
222762420,0sleep20-21swapper/223:56:102
5552992311,11cyclictest15875-21bash22:07:000
555599221,20cyclictest3541-21sshd21:37:293
555599220,21cyclictest0-21swapper/321:41:123
555299221,17cyclictest0-21swapper/021:25:100
555299220,18cyclictest14858-21sshd23:24:120
5553992120,1cyclictest32758-21sshd22:14:161
5555992018,1cyclictest0-21swapper/323:12:353
555399200,1cyclictest16600-21sshd23:44:191
555299209,10cyclictest0-21swapper/023:03:460
555299201,18cyclictest11193-21sshd23:52:220
555299201,14cyclictest0-21swapper/023:11:010
5552992010,9cyclictest21755-21sshd00:13:190
264292200,0sleep226419-21sshd23:33:452
555299192,16cyclictest3452-21sshd21:20:210
5552991917,1cyclictest16720-21sshd23:35:390
5552991911,7cyclictest4842-21cp21:54:420
5552991910,5cyclictest3061-21sshd23:17:230
5552991910,5cyclictest27241-21sshd22:59:360
5555991816,1cyclictest0-21swapper/323:40:443
555299189,5cyclictest0-21swapper/000:35:190
555299189,4cyclictest7513-21rm22:37:440
555299182,4cyclictest19755-21bash22:24:340
555299181,8cyclictest7918-21sshd22:12:000
5552991810,2cyclictest11957-21bash21:49:380
555299180,3cyclictest0-21swapper/021:18:030
555299180,17cyclictest22317-21sshd22:33:210
145702180,1sleep012651-21diskmemload22:52:450
103602180,0sleep110356-21bash22:43:491
555299179,2cyclictest0-21swapper/000:08:440
555299173,5cyclictest2561-21sshd22:28:460
5552991710,2cyclictest29869-21sshd22:48:240
555299170,12cyclictest1511-21nfsd00:23:190
249852170,0sleep3381ktimersoftd/321:16:363
64492160,0sleep10-21swapper/121:23:321
555599167,5cyclictest0-21swapper/323:05:173
5553991615,1cyclictest22835-21sshd22:59:121
555299169,6cyclictest23635-21bash23:30:340
555299163,5cyclictest17784-21bash22:15:410
555299163,4cyclictest10360-21id21:55:110
555299162,4cyclictest7143-21sshd23:46:150
555299161,4cyclictest0-21swapper/021:42:500
555299161,14cyclictest22450-21sshd23:56:100
5552991610,5cyclictest21110-21sshd00:16:040
5552991610,5cyclictest21110-21sshd00:16:040
272142160,0sleep21734-21runrttasks00:19:332
272142160,0sleep21734-21runrttasks00:19:332
179552160,0sleep20-21swapper/222:53:032
84452150,0sleep18424-21sshd00:12:071
555599150,14cyclictest0-21swapper/322:57:013
555599150,12cyclictest0-21swapper/322:17:383
5554991513,1cyclictest30-21ksoftirqd/221:34:062
5553991513,1cyclictest11585-21sshd22:03:491
5553991511,3cyclictest24213-21sshd00:22:041
555299152,4cyclictest0-21swapper/021:10:030
555299151,2cyclictest24901-21sshd23:05:060
5552991511,1cyclictest0-21swapper/021:31:000
240712150,1sleep10-21swapper/123:16:221
555599149,2cyclictest0-21swapper/300:12:473
555599148,5cyclictest4973-21sshd21:49:003
555599140,13cyclictest28062-21sshd21:11:153
555599140,13cyclictest13907-21sshd23:49:503
555599140,13cyclictest0-21swapper/323:33:173
555499148,5cyclictest0-21swapper/222:05:012
5554991413,1cyclictest30-21ksoftirqd/223:37:492
5554991412,1cyclictest30-21ksoftirqd/223:43:152
5554991412,1cyclictest30-21ksoftirqd/223:22:232
5554991412,1cyclictest30-21ksoftirqd/222:22:012
5554991412,1cyclictest30-21ksoftirqd/221:55:082
5554991412,1cyclictest30-21ksoftirqd/200:11:582
555499141,12cyclictest30-21ksoftirqd/200:24:162
555499140,13cyclictest0-21swapper/221:50:562
555399148,2cyclictest12718-21sendmail_mailtr21:35:241
5553991411,2cyclictest0-21swapper/100:35:131
5553991410,1cyclictest10092-21sshd22:46:361
555399140,2cyclictest3462-21sshd00:25:551
555399140,1cyclictest0-21swapper/123:07:151
555399140,13cyclictest0-21swapper/123:50:331
555399140,13cyclictest0-21swapper/123:33:551
303472140,0sleep30-21swapper/323:25:253
555599139,3cyclictest0-21swapper/319:15:133
555599138,4cyclictest31748-21sshd22:45:363
555599132,10cyclictest3868-21sshd23:51:423
555599131,3cyclictest0-21swapper/322:50:153
5555991311,1cyclictest0-21swapper/321:52:243
555599130,4cyclictest16041-21bash22:44:193
555599130,4cyclictest0-21swapper/322:33:483
555599130,2cyclictest0-21swapper/300:20:533
555599130,12cyclictest26610-21sshd23:56:333
555599130,12cyclictest1734-21runrttasks22:01:483
555599130,12cyclictest0-21swapper/323:00:043
555599130,12cyclictest0-21swapper/300:31:283
555599130,10cyclictest7153-21sshd00:17:433
555599130,10cyclictest7153-21sshd00:17:433
555599130,10cyclictest17393-21sshd00:01:273
555499139,1cyclictest28-21rcuc/223:05:062
555499137,5cyclictest0-21swapper/220:25:112
555499135,3cyclictest30-21ksoftirqd/200:28:002
5554991312,1cyclictest30-21ksoftirqd/223:13:472
5554991312,1cyclictest30-21ksoftirqd/222:45:372
5554991312,1cyclictest30-21ksoftirqd/222:26:352
5554991311,1cyclictest30-21ksoftirqd/223:28:172
5554991311,1cyclictest30-21ksoftirqd/222:35:102
5554991311,1cyclictest30-21ksoftirqd/222:10:142
555499130,12cyclictest766-21sshd21:25:482
555499130,12cyclictest5217-21bash00:09:022
555499130,12cyclictest17406-21sshd21:21:372
555499130,12cyclictest16871-21bash22:01:232
555499130,12cyclictest0-21swapper/221:36:512
555499130,12cyclictest0-21swapper/221:18:282
555499130,12cyclictest0-21swapper/200:36:462
555399139,1cyclictest0-21swapper/100:02:441
555399138,4cyclictest0-21swapper/121:40:521
555399138,2cyclictest28659-21sshd21:11:171
555399137,5cyclictest0-21swapper/121:15:441
5553991311,1cyclictest21-21ksoftirqd/122:17:291
5553991311,1cyclictest0-21swapper/121:30:151
5553991310,3cyclictest0-21swapper/121:08:221
555399130,2cyclictest19859-21sshd22:35:551
555399130,12cyclictest27273-21cp00:16:371
555399130,12cyclictest27273-21cp00:16:371
555399130,12cyclictest0-21swapper/123:35:121
555399130,12cyclictest0-21swapper/123:29:231
555399130,12cyclictest0-21swapper/123:10:421
555399130,10cyclictest32365-21bash22:31:201
197932130,0sleep00-21swapper/019:30:240
555599129,2cyclictest0-21swapper/319:40:143
555599129,2cyclictest0-21swapper/319:35:143
555599129,1cyclictest115650irq/25-eth023:21:073
555599129,1cyclictest0-21swapper/323:15:543
555599121,10cyclictest0-21swapper/300:25:153
5555991210,1cyclictest29780-21sshd22:28:163
555599120,2cyclictest0-21swapper/300:35:193
555599120,11cyclictest0-21swapper/322:35:443
555499129,2cyclictest0-21swapper/222:16:172
5554991210,1cyclictest30-21ksoftirqd/220:10:132
555499120,12cyclictest0-21swapper/220:06:132
555499120,11cyclictest21504-21sshd00:04:472
555499120,11cyclictest0-21swapper/223:50:182
555399129,2cyclictest0-21swapper/123:45:221
555399129,2cyclictest0-21swapper/120:20:131
555399129,2cyclictest0-21swapper/120:15:121
555399129,2cyclictest0-21swapper/120:10:161
555399129,2cyclictest0-21swapper/119:15:001
555399128,1cyclictest0-21swapper/121:45:161
555399121,10cyclictest0-21swapper/123:20:121
555399121,10cyclictest0-21swapper/121:55:151
555399121,10cyclictest0-21swapper/119:50:121
555399121,10cyclictest0-21swapper/119:50:121
5553991210,1cyclictest31932-21sshd22:08:281
555399120,2cyclictest0-21swapper/120:29:351
555399120,1cyclictest0-21swapper/121:25:191
555399120,10cyclictest5924-21sshd22:20:231
555299129,2cyclictest0-21swapper/020:05:190
555299128,2cyclictest0-21swapper/020:25:110
555299125,4cyclictest0-21swapper/020:10:120
555299122,1cyclictest12671-21diskstats19:20:130
555299121,2cyclictest32124-21sed20:45:220
555299120,11cyclictest0-21swapper/021:05:130
555599119,1cyclictest0-21swapper/320:10:143
555599119,1cyclictest0-21swapper/320:05:143
555599111,1cyclictest0-21swapper/320:35:143
5555991110,1cyclictest0-21swapper/320:58:563
5555991110,1cyclictest0-21swapper/320:04:543
5555991110,1cyclictest0-21swapper/319:12:243
555599110,2cyclictest0-21swapper/320:45:153
555599110,11cyclictest0-21swapper/320:50:413
555599110,10cyclictest0-21swapper/320:40:223
555499118,2cyclictest0-21swapper/219:15:132
5554991110,1cyclictest23125-21kworker/2:019:31:012
555499110,10cyclictest0-21swapper/221:00:132
555499110,10cyclictest0-21swapper/220:50:192
555499110,10cyclictest0-21swapper/220:45:102
555499110,10cyclictest0-21swapper/220:40:112
555499110,10cyclictest0-21swapper/219:35:142
555399119,1cyclictest0-21swapper/119:30:151
555399118,2cyclictest0-21swapper/120:45:101
555399111,9cyclictest0-21swapper/119:25:141
555399110,11cyclictest0-21swapper/120:43:171
555399110,10cyclictest0-21swapper/120:30:121
555399110,10cyclictest0-21swapper/119:40:111
555399110,10cyclictest0-21swapper/119:35:151
555299119,1cyclictest0-21swapper/019:40:140
555299118,2cyclictest0-21swapper/021:00:150
555299118,2cyclictest0-21swapper/019:45:110
555299118,2cyclictest0-21swapper/019:45:110
555299118,2cyclictest0-21swapper/019:15:010
555299111,0cyclictest41ktimersoftd/020:30:150
555299110,8cyclictest15706-21grep19:25:120
555299110,10cyclictest21522-21cstates19:35:140
555299110,10cyclictest0-21swapper/020:15:120
555599109,1cyclictest0-21swapper/320:28:293
555599108,1cyclictest10564-21perl21:05:143
555599108,1cyclictest0-21swapper/320:20:123
555599108,1cyclictest0-21swapper/319:55:133
5555991010,0cyclictest0-21swapper/319:26:063
555599100,9cyclictest21506-21apache_volume20:30:123
555599100,9cyclictest18946-21perl19:30:153
555599100,9cyclictest0-21swapper/320:15:123
555599100,1cyclictest0-21swapper/319:20:143
555499108,1cyclictest0-21swapper/220:20:122
555499100,9cyclictest27108-21apache_volume19:45:112
555499100,9cyclictest27108-21apache_volume19:45:112
555499100,9cyclictest13001-21df_inode20:15:122
555499100,9cyclictest12911-21grep19:20:132
555499100,9cyclictest1029-21sh19:55:122
555499100,9cyclictest0-21swapper/219:50:112
555499100,9cyclictest0-21swapper/219:50:112
555499100,1cyclictest0-21swapper/220:00:142
555399109,1cyclictest0-21swapper/120:55:491
555399100,1cyclictest7258-21tune2fs20:05:141
555399100,1cyclictest27106-21apache_volume19:45:111
555399100,1cyclictest27106-21apache_volume19:45:111
555399100,1cyclictest0-21swapper/120:00:141
555399100,1cyclictest0-21swapper/119:55:131
555399100,10cyclictest0-21swapper/121:03:021
555399100,10cyclictest0-21swapper/120:51:521
555299108,1cyclictest4618-21cut20:55:130
555299108,1cyclictest15540-21apache_volume20:20:110
555299101,8cyclictest0-21swapper/019:55:110
555299100,7cyclictest919-21apache_accesses20:50:120
555299100,2cyclictest0-21swapper/020:35:150
555299100,1cyclictest0-21swapper/020:00:140
555299100,10cyclictest0-21swapper/020:42:060
55559991,7cyclictest0-21swapper/319:50:133
55559991,7cyclictest0-21swapper/319:50:133
55549998,1cyclictest0-21swapper/219:25:142
55549997,2cyclictest0-21swapper/220:55:132
55549990,4cyclictest0-21swapper/219:40:172
55539998,1cyclictest0-21swapper/119:20:131
55539998,1cyclictest0-21swapper/119:13:291
55529998,1cyclictest0-21swapper/019:50:100
55529998,1cyclictest0-21swapper/019:50:100
55529994,2cyclictest0-21swapper/019:10:110
55559987,1cyclictest0-21swapper/321:00:163
55549987,1cyclictest23125-21kworker/2:019:10:332
55539980,5cyclictest0-21swapper/120:37:571
55559970,6cyclictest0-21swapper/319:45:213
55559970,6cyclictest0-21swapper/319:45:213
55549971,5cyclictest0-21swapper/220:35:112
55549970,6cyclictest0-21swapper/221:05:122
55549970,6cyclictest0-21swapper/220:30:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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