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2026-04-16 - 19:58
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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 Apr 16, 2026 12:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2631121200,0sleep226312-21sshd10:33:502
864021110,0sleep18641-21sshd09:26:011
134612950,1sleep113452-21sshd11:30:171
172342690,1sleep00-21swapper/011:56:280
31302650,0sleep30-21swapper/310:05:463
86632620,4sleep21375199cyclictest11:06:472
290932620,0sleep30-21swapper/309:16:223
43602610,0sleep30-21swapper/312:04:003
167952600,1sleep216779-21sshd10:18:342
128192600,1sleep30-21swapper/310:00:533
85042590,1sleep220865-21diskmemload10:23:352
25582590,1sleep12506-21sshd10:49:021
215402590,0sleep10-21swapper/111:28:091
120292580,1sleep012027-21bash12:01:450
3732560,0sleep11734-21runrttasks09:45:241
23242560,0sleep10-21swapper/110:40:171
94152550,0sleep21734-21runrttasks12:15:532
247302550,0sleep00-21swapper/009:39:020
171652550,1sleep00-21swapper/010:21:250
20032540,1sleep11981-21sshd09:57:061
105572530,1sleep110553-21sshd11:09:541
49562520,0sleep30-21swapper/310:20:213
169012520,0sleep00-21swapper/012:19:320
38882510,0sleep00-21swapper/012:35:310
1323425129,8sleep20-21swapper/207:08:442
54972500,1sleep31511-21nfsd11:23:493
62992490,0sleep00-21swapper/011:52:400
285312490,0sleep00-21swapper/011:48:550
1280024926,9sleep30-21swapper/307:06:333
1276724926,18sleep10-21swapper/107:06:241
237082480,1sleep21734-21runrttasks12:22:592
211122480,0sleep121081-21sshd09:24:211
148942480,1sleep014892-21perf08:59:590
1325424825,19sleep00-21swapper/007:08:500
319212470,0sleep231918-21sshd09:36:442
192632460,0sleep00-21swapper/010:44:440
223512440,1sleep322347-21bash09:21:303
91332430,0sleep20-21swapper/207:55:142
167152270,0sleep20-21swapper/210:44:312
79612220,1sleep27962-21sshd11:38:282
65062220,6sleep230-21ksoftirqd/210:14:502
13750992220,1cyclictest26776-21sshd10:07:561
13749992220,1cyclictest3929-21sshd12:12:340
1375199210,20cyclictest0-21swapper/212:31:492
13749992119,1cyclictest15447-21sshd11:04:340
1375299200,1cyclictest8304-21id09:43:193
13751992018,1cyclictest0-21swapper/212:00:462
13750992018,1cyclictest5733-21sshd12:09:551
1375099196,10cyclictest21-21ksoftirqd/110:23:501
124432190,0sleep10-21swapper/110:00:501
137662180,0sleep30-21swapper/312:36:263
13751991815,2cyclictest10492-21id12:10:162
13750991813,2cyclictest21-21ksoftirqd/110:30:231
165282170,2sleep11375099cyclictest07:15:001
13752991715,1cyclictest7549-21sshd11:06:403
1375299170,17cyclictest0-21swapper/309:33:573
1375199177,1cyclictest30195-21kworker/2:111:41:542
1375099177,1cyclictest0-21swapper/110:29:281
1375099175,1cyclictest21-21ksoftirqd/112:12:401
1374999170,6cyclictest12079-21sshd09:26:200
1374999170,1cyclictest8660-21bash10:35:080
80682160,0sleep220865-21diskmemload09:57:392
59952160,0sleep20-21swapper/209:14:242
209332160,3sleep220906-21sshd11:22:172
19082160,0sleep00-21swapper/011:35:050
163072160,1sleep216303-21sshd09:49:502
13752991615,1cyclictest0-21swapper/310:42:573
13750991614,1cyclictest21-21ksoftirqd/112:27:321
13750991614,1cyclictest21-21ksoftirqd/111:14:531
13750991614,1cyclictest21-21ksoftirqd/109:35:031
13750991612,1cyclictest21-21ksoftirqd/109:30:151
1374999162,7cyclictest18906-21sshd11:19:150
13749991614,1cyclictest9475-21sshd11:41:250
313752150,1sleep131374-21bash10:16:571
26292150,0sleep3381ktimersoftd/309:37:023
238432150,0sleep00-21swapper/009:59:050
172582150,0sleep017241-21sshd12:30:580
13752991510,2cyclictest12436-21bash10:15:183
1375199155,9cyclictest18704-21sshd11:53:482
13751991513,1cyclictest0-21swapper/211:27:222
1375099155,9cyclictest21-21ksoftirqd/112:15:011
1375099155,1cyclictest21-21ksoftirqd/111:58:391
1375099155,1cyclictest21-21ksoftirqd/111:50:461
1375099155,1cyclictest21-21ksoftirqd/111:45:101
1375099153,2cyclictest21-21ksoftirqd/109:53:351
1375099153,11cyclictest21-21ksoftirqd/110:35:591
13750991513,1cyclictest21-21ksoftirqd/112:21:001
13750991513,1cyclictest21-21ksoftirqd/112:01:581
13750991513,1cyclictest21-21ksoftirqd/111:36:181
13750991513,1cyclictest21-21ksoftirqd/111:21:551
13750991513,1cyclictest21-21ksoftirqd/110:50:011
13750991513,1cyclictest21-21ksoftirqd/110:12:061
13750991513,1cyclictest21-21ksoftirqd/109:40:431
13750991513,1cyclictest21-21ksoftirqd/109:10:401
13750991511,1cyclictest21-21ksoftirqd/109:17:491
1375099150,14cyclictest0-21swapper/111:04:131
1374999159,3cyclictest0-21swapper/011:21:430
1374999150,4cyclictest0-21swapper/010:27:230
1374999150,13cyclictest0-21swapper/009:11:380
1374999150,12cyclictest7113-21sshd09:40:180
1374999150,12cyclictest0-21swapper/009:19:260
127362150,0sleep30-21swapper/310:47:003
11332150,0sleep00-21swapper/011:35:010
55302140,0sleep00-21swapper/010:11:470
314212140,0sleep31734-21runrttasks12:17:543
200402140,0sleep00-21swapper/010:04:300
1375299143,10cyclictest29691-21sshd11:54:473
13752991412,1cyclictest26903-21sshd09:53:373
13752991412,1cyclictest11376-21sshd12:13:153
1375299141,10cyclictest1596-21sshd12:24:283
1375299140,14cyclictest0-21swapper/311:36:293
1375299140,13cyclictest0-21swapper/312:32:073
1375299140,12cyclictest0-21swapper/311:03:043
1375199149,4cyclictest0-21swapper/210:08:052
1375199140,13cyclictest18525-21sshd12:28:172
1375199140,13cyclictest16145-21sshd11:59:192
1375199140,13cyclictest0-21swapper/211:30:332
1375199140,13cyclictest0-21swapper/210:29:282
1375099144,1cyclictest21-21ksoftirqd/110:55:091
13750991413,1cyclictest21-21ksoftirqd/112:35:301
13750991413,1cyclictest21-21ksoftirqd/112:32:111
13750991413,1cyclictest21-21ksoftirqd/111:15:501
13750991412,1cyclictest21-21ksoftirqd/111:40:021
1374999149,4cyclictest0-21swapper/009:22:530
1374999149,2cyclictest0-21swapper/010:33:340
1374999149,1cyclictest0-21swapper/011:08:490
1374999148,3cyclictest25734-21bash10:59:450
1374999148,3cyclictest0-21swapper/009:34:130
1374999146,4cyclictest27789-21bash12:20:240
1374999142,2cyclictest0-21swapper/011:26:480
1374999142,1cyclictest7512-21sshd10:06:100
1374999142,11cyclictest32626-21sshd12:06:270
1374999142,11cyclictest0-21swapper/010:51:430
1374999140,3cyclictest0-21swapper/012:28:130
1374999140,11cyclictest26684-21sshd11:11:120
79702130,0sleep27957-21sshd10:35:062
1375299139,1cyclictest0-21swapper/311:41:553
1375299139,1cyclictest0-21swapper/309:25:353
1375299138,2cyclictest9485-21sshd09:11:473
13752991311,1cyclictest0-21swapper/311:14:093
1375299131,11cyclictest0-21swapper/310:30:133
1375299131,11cyclictest0-21swapper/310:14:373
1375299131,11cyclictest0-21swapper/307:15:163
1375299130,4cyclictest0-21swapper/312:25:013
1375299130,4cyclictest0-21swapper/310:28:433
1375299130,2cyclictest31311-21sshd11:17:253
1375299130,12cyclictest6828-21sshd10:55:123
1375299130,12cyclictest4478-21bash09:45:473
1375299130,12cyclictest1511-21nfsd10:50:023
1375299130,12cyclictest0-21swapper/312:08:023
1375299130,12cyclictest0-21swapper/311:32:413
1375299130,12cyclictest0-21swapper/310:35:363
1375299130,10cyclictest28860-21sshd11:25:493
1375199138,1cyclictest0-21swapper/211:45:592
13751991312,1cyclictest30-21ksoftirqd/209:17:512
1375199131,11cyclictest0-21swapper/212:05:242
13751991311,1cyclictest0-21swapper/210:01:292
1375199130,4cyclictest21359-21sshd10:53:352
1375199130,4cyclictest0-21swapper/211:17:442
1375199130,4cyclictest0-21swapper/211:03:112
1375199130,12cyclictest27146-21bash09:30:292
1375199130,12cyclictest22074-21bash09:21:292
1375199130,12cyclictest17253-21fschecks_time07:15:012
1375199130,12cyclictest0-21swapper/212:35:112
1375199130,12cyclictest0-21swapper/210:45:512
1375199130,12cyclictest0-21swapper/209:42:392
1374999130,2cyclictest20865-21diskmemload09:51:210
1374999130,1cyclictest24642-21bash10:16:200
1374999130,12cyclictest0-21swapper/010:45:530
1374999130,11cyclictest0-21swapper/009:46:230
1375299123,8cyclictest0-21swapper/308:40:283
13752991210,1cyclictest25356-21sshd11:57:123
1375299120,11cyclictest20739-21sshd11:45:183
1375299120,11cyclictest20404-21sshd09:55:503
1375199129,1cyclictest29045-21sshd09:50:502
13751991210,1cyclictest26096-21kworker/2:209:25:022
1375199120,12cyclictest0-21swapper/210:55:552
1375199120,11cyclictest0-21swapper/211:10:202
1374999129,2cyclictest0-21swapper/008:50:130
1374999126,5cyclictest0-21swapper/007:15:150
1374999121,2cyclictest0-21swapper/008:15:130
1374999120,6cyclictest0-21swapper/007:50:120
1375299110,2cyclictest18581-21diskstats09:05:143
1375299110,11cyclictest0-21swapper/308:49:493
13751991110,1cyclictest0-21swapper/208:15:382
1375199110,2cyclictest0-21swapper/207:25:122
1375199110,11cyclictest0-21swapper/208:30:162
1375199110,10cyclictest0-21swapper/207:48:332
1375199110,10cyclictest0-21swapper/207:13:212
1375099111,1cyclictest0-21swapper/107:55:151
1375099110,2cyclictest0-21swapper/107:15:011
1375099110,10cyclictest0-21swapper/109:05:141
1374999119,1cyclictest0-21swapper/007:35:160
1374999118,2cyclictest0-21swapper/008:35:140
1374999118,2cyclictest0-21swapper/008:25:140
1374999114,4cyclictest0-21swapper/007:20:120
1374999111,7cyclictest0-21swapper/007:30:110
1374999110,8cyclictest12952-21needreboot08:00:180
1374999110,11cyclictest0-21swapper/007:14:290
1374999110,10cyclictest0-21swapper/008:10:150
1374999110,10cyclictest0-21swapper/007:44:350
1375299109,1cyclictest0-21swapper/307:38:513
1375299108,1cyclictest3600-21tune2fs07:45:143
1375299108,1cyclictest24196-21diskstats08:20:143
1375299100,9cyclictest0-21swapper/308:55:143
1375299100,9cyclictest0-21swapper/307:20:133
1375299100,1cyclictest21563-21fw_conntrack08:15:153
1375299100,1cyclictest15571-21perl08:05:163
1375299100,1cyclictest0-21swapper/307:50:143
1375299100,10cyclictest0-21swapper/309:00:123
1375299100,10cyclictest0-21swapper/308:36:283
1375299100,10cyclictest0-21swapper/308:13:283
1375199109,1cyclictest0-21swapper/209:09:252
1375199109,1cyclictest0-21swapper/208:47:562
1375199109,1cyclictest0-21swapper/208:02:302
1375199108,1cyclictest0-21swapper/207:30:132
1375199100,9cyclictest18577-21fschecks_time08:10:152
1375199100,9cyclictest0-21swapper/208:50:152
1375199100,1cyclictest316-21diskstats07:40:122
1375199100,1cyclictest0-21swapper/208:07:232
1375199100,10cyclictest0-21swapper/207:24:092
1375099108,1cyclictest23757-21apache_volume08:20:111
1375099108,1cyclictest0-21swapper/107:20:131
1374999109,1cyclictest0-21swapper/008:41:370
1374999109,1cyclictest0-21swapper/008:21:160
1374999108,1cyclictest3354-21diskstats07:45:130
1374999100,9cyclictest15590-21fschecks_time08:05:160
1374999100,9cyclictest0-21swapper/009:05:140
1374999100,1cyclictest15833-21fschecks_time09:00:110
1374999100,1cyclictest0-21swapper/007:28:540
1374999100,10cyclictest0-21swapper/008:47:030
1374999100,10cyclictest0-21swapper/008:34:390
137529998,1cyclictest0-21swapper/308:26:013
137529998,1cyclictest0-21swapper/307:43:373
137529998,1cyclictest0-21swapper/307:31:463
137529996,2cyclictest24077-21fschecks_time07:25:133
137529990,9cyclictest0-21swapper/308:30:153
137529990,8cyclictest0-21swapper/307:55:183
137519999,0cyclictest0-21swapper/208:26:542
137519998,1cyclictest0-21swapper/209:01:452
137519998,1cyclictest0-21swapper/208:55:142
137519998,1cyclictest0-21swapper/208:21:262
137519990,9cyclictest0-21swapper/208:40:142
137519990,9cyclictest0-21swapper/207:37:102
137509998,1cyclictest0-21swapper/108:01:591
137509998,0cyclictest3936-21fschecks_time08:40:141
137509991,7cyclictest0-21swapper/108:11:001
137509990,9cyclictest21-21ksoftirqd/107:25:121
137509990,9cyclictest0-21swapper/107:30:141
137499990,7cyclictest0-21swapper/007:55:130
137529988,0cyclictest0-21swapper/307:10:133
137529987,1cyclictest0-21swapper/308:52:443
137529980,7cyclictest0-21swapper/308:00:113
137519987,1cyclictest0-21swapper/207:50:382
137509988,0cyclictest0-21swapper/107:35:151
137509987,1cyclictest0-21swapper/108:15:131
137509986,1cyclictest27426-21perl08:25:131
137509983,5cyclictest0-21swapper/109:00:581
137509980,0cyclictest0-21swapper/108:55:141
137509980,0cyclictest0-21swapper/108:50:141
137519975,1cyclictest32676-21munin-node08:35:122
137509977,0cyclictest0-21swapper/108:30:141
137509975,1cyclictest6234-21aten_rapower_fr08:45:121
137509975,1cyclictest21-21ksoftirqd/108:05:131
137509975,1cyclictest21-21ksoftirqd/107:45:101
137509970,7cyclictest0-21swapper/108:35:341
137509970,6cyclictest0-21swapper/107:50:171
137509965,1cyclictest19-21rcuc/107:40:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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