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2026-08-15 - 04:31
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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 Sat Aug 15, 2026 00:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
119542900,0sleep339-21ksoftirqd/300:00:053
272992750,0sleep00-21swapper/023:18:270
173402730,0sleep00-21swapper/022:17:260
364326327,19sleep30-21swapper/319:05:123
14192620,7sleep121-21ksoftirqd/121:21:301
23142600,1sleep12298-21sshd23:47:401
213302600,0sleep20-21swapper/222:52:102
59012590,0sleep20-21swapper/200:28:162
183612590,1sleep28-21rcu_preempt23:57:442
23282570,0sleep30-21swapper/322:19:013
232562570,2sleep30-21swapper/322:58:033
179572570,0sleep10-21swapper/122:20:191
74462550,0sleep1201ktimersoftd/121:53:361
218202550,1sleep01707-21sshd21:40:250
194622550,0sleep00-21swapper/023:26:160
173432550,0sleep30-21swapper/322:11:403
173432550,0sleep30-21swapper/322:11:403
575125432,18sleep00-21swapper/019:09:420
110072540,0sleep131123-21diskmemload21:13:531
67432530,0sleep00-21swapper/021:47:460
573325331,8sleep20-21swapper/219:09:312
17552530,1sleep10-21swapper/122:44:471
162152530,0sleep010-21rcuc/023:05:570
563325229,19sleep10-21swapper/119:08:141
42072520,0sleep20-21swapper/200:05:092
301472520,0sleep00-21swapper/022:04:160
274072520,1sleep11866-21runrttasks22:26:561
247592520,0sleep10-21swapper/121:37:521
212142520,1sleep121211-21rm23:23:371
202212520,0sleep220220-21bash22:06:102
140652510,1sleep20-21swapper/221:34:062
71432500,1sleep20-21swapper/221:59:212
265662490,0sleep10-21swapper/123:01:091
97282480,2sleep30-21swapper/322:51:063
42622480,0sleep20-21swapper/200:02:122
173882480,0sleep00-21swapper/023:43:180
134502480,0sleep20-21swapper/222:28:382
92392470,0sleep131123-21diskmemload00:02:381
48192470,0sleep20-21swapper/223:07:522
277952470,1sleep327793-21bash23:07:003
88082460,0sleep30-21swapper/323:59:493
315872460,1sleep331588-21sshd23:50:163
190282460,0sleep20-21swapper/223:11:572
154252450,0sleep30-21swapper/300:20:243
26482440,0sleep00-21swapper/000:39:320
211172440,0sleep00-21swapper/000:09:310
250312430,1sleep331123-21diskmemload22:49:423
11102420,0sleep30-21swapper/322:07:233
169592410,0sleep00-21swapper/022:43:140
178302290,0sleep217812-21sshd23:40:252
6034992420,1cyclictest10128-21sshd22:19:441
603399243,17cyclictest22155-21kworker/0:322:24:510
6034992321,1cyclictest10157-21sshd23:59:551
603399231,14cyclictest10919-21kworker/0:200:18:390
603599221,20cyclictest0-21swapper/221:26:382
6036992119,1cyclictest0-21swapper/322:35:133
6036992119,1cyclictest0-21swapper/321:34:193
226332210,1sleep337-21rcuc/300:06:423
603599200,1cyclictest8019-21sshd23:39:412
603599200,1cyclictest32072-21sshd22:18:472
6034992018,1cyclictest29514-21sshd21:18:191
603499200,1cyclictest126750irq/25-eth000:13:411
603399202,12cyclictest22092-21kworker/0:223:32:140
603399200,1cyclictest10250irq/24-ahci[00022:55:160
226682200,2sleep00-21swapper/023:03:450
6036991917,1cyclictest0-21swapper/323:13:273
6036991917,1cyclictest0-21swapper/321:13:353
603399191,13cyclictest21405-21kworker/0:123:20:240
6035991816,1cyclictest8438-21kworker/2:200:10:252
603399188,9cyclictest10352-21kworker/0:000:27:310
603399183,14cyclictest6197-21kworker/0:323:36:080
603399182,15cyclictest22386-21kworker/0:023:45:060
603399180,14cyclictest22386-21kworker/0:023:51:540
603399173,13cyclictest9271-21kworker/0:121:37:050
603399172,14cyclictest28714-21kworker/0:121:21:570
603399172,14cyclictest22155-21kworker/0:322:09:050
603399172,14cyclictest21250-21kworker/0:100:12:270
6033991713,3cyclictest0-21swapper/000:20:240
603399171,14cyclictest1482-21kworker/0:021:15:360
603399170,14cyclictest15937-21sshd22:54:360
199032170,0sleep30-21swapper/323:37:503
155352170,1sleep015534-21seq23:14:340
130572170,3sleep121-21ksoftirqd/122:51:241
603699168,5cyclictest13080-21sshd21:22:343
603499169,6cyclictest0-21swapper/119:35:141
603499161,14cyclictest21609-21idleruntime-cro20:49:591
603399163,13cyclictest22155-21kworker/0:321:59:170
603399163,12cyclictest8563-21kworker/0:122:47:530
603399163,12cyclictest22386-21kworker/0:023:55:350
603399163,12cyclictest21250-21kworker/0:100:01:050
603399162,13cyclictest28714-21kworker/0:121:10:220
603399162,13cyclictest19291-21kworker/0:321:26:110
603399162,12cyclictest8563-21kworker/0:122:35:170
603399161,13cyclictest15415-21kworker/0:021:33:170
70712150,1sleep17070-21bash23:28:051
6036991513,1cyclictest0-21swapper/321:38:223
6036991513,1cyclictest0-21swapper/320:50:163
603699150,13cyclictest0-21swapper/321:52:553
603599153,2cyclictest7408-21kworker/2:222:02:252
603599150,14cyclictest18018-21sshd22:23:162
6034991512,2cyclictest22093-21sshd00:32:341
603499150,1cyclictest31123-21diskmemload22:00:211
603399153,11cyclictest823-21kworker/0:219:25:430
603399153,11cyclictest30123-21kworker/0:120:31:030
603399153,11cyclictest22155-21kworker/0:322:25:410
603399152,13cyclictest10919-21kworker/0:200:31:310
603399152,12cyclictest19395-21kworker/0:221:51:270
603399150,14cyclictest2428-21sshd22:13:150
603399150,14cyclictest2428-21sshd22:13:150
603399150,14cyclictest0-21swapper/022:30:120
603399150,13cyclictest0-21swapper/019:15:140
38362150,0sleep10-21swapper/123:33:341
285752150,1sleep228-21rcuc/223:27:072
19152150,1sleep20-21swapper/222:44:492
120042150,0sleep20-21swapper/222:11:112
120042150,0sleep20-21swapper/222:11:112
118942150,1sleep311893-21sshd00:14:273
603699140,13cyclictest0-21swapper/321:47:453
603699140,12cyclictest5604-21sshd00:25:203
603599149,4cyclictest0-21swapper/223:33:322
603599149,2cyclictest0-21swapper/222:45:572
603599144,9cyclictest32650-21sshd22:55:592
603599140,5cyclictest18547-21sshd21:11:392
603599140,4cyclictest0-21swapper/223:52:342
603599140,13cyclictest9595-21sshd21:53:472
603499149,2cyclictest0-21swapper/121:45:581
6034991412,1cyclictest0-21swapper/121:26:311
603499140,2cyclictest5343-21sshd22:39:231
603499140,13cyclictest9553-21sshd22:05:151
603499140,13cyclictest0-21swapper/122:33:231
603499140,13cyclictest0-21swapper/121:44:081
603499140,13cyclictest0-21swapper/100:27:291
603499140,10cyclictest0-21swapper/122:46:171
603399144,9cyclictest30123-21kworker/0:120:19:310
603399143,11cyclictest30123-21kworker/0:120:39:530
603399143,11cyclictest26243-21kworker/0:221:04:140
603399142,12cyclictest30123-21kworker/0:120:47:530
603399140,13cyclictest0-21swapper/019:45:090
603399140,13cyclictest0-21swapper/019:45:090
51072140,0sleep35110-21bash21:44:483
270172140,0sleep30-21swapper/323:29:573
23342140,0sleep30-21swapper/300:16:233
603699139,3cyclictest0-21swapper/322:00:393
603699139,3cyclictest0-21swapper/300:32:383
603699138,2cyclictest0-21swapper/322:20:133
603699131,1cyclictest23878-21sshd00:35:313
603699131,11cyclictest0-21swapper/323:01:583
603699131,11cyclictest0-21swapper/321:18:053
603699130,4cyclictest496-21sshd23:18:583
603699130,13cyclictest0-21swapper/323:47:263
603699130,13cyclictest0-21swapper/322:29:233
603699130,12cyclictest24865-21sshd23:23:573
603699130,12cyclictest0-21swapper/321:27:413
603699130,11cyclictest126750irq/25-eth023:40:523
603599139,2cyclictest0-21swapper/222:31:412
603599139,1cyclictest0-21swapper/221:41:012
6035991312,1cyclictest0-21swapper/223:22:172
603599131,1cyclictest126750irq/25-eth000:17:552
6035991311,1cyclictest795-21sshd21:18:412
603599131,11cyclictest0-21swapper/220:25:122
603599130,1cyclictest4196-21cp21:38:582
603599130,12cyclictest30406-21taskset22:35:472
603599130,12cyclictest25803-21sshd00:35:422
603599130,12cyclictest0-21swapper/200:32:182
603599130,12cyclictest0-21swapper/200:22:022
603499132,9cyclictest126750irq/25-eth000:09:071
6034991311,2cyclictest0-21swapper/100:20:511
603499131,11cyclictest0-21swapper/119:45:091
603499131,11cyclictest0-21swapper/119:45:091
603499130,1cyclictest20303-21sshd23:52:061
603499130,12cyclictest23475-21bash23:43:521
603499130,12cyclictest10309-21bash21:56:411
603499130,12cyclictest0-21swapper/122:55:031
603499130,12cyclictest0-21swapper/100:17:551
603499130,10cyclictest15116-21sshd23:37:231
603399134,9cyclictest823-21kworker/0:219:57:490
603399134,9cyclictest30123-21kworker/0:120:11:570
603399133,9cyclictest823-21kworker/0:219:42:190
603399133,9cyclictest823-21kworker/0:219:35:230
603399133,9cyclictest30123-21kworker/0:120:41:270
603399133,10cyclictest30123-21kworker/0:120:55:160
603399133,10cyclictest26243-21kworker/0:221:05:380
603399132,11cyclictest823-21kworker/0:219:30:570
603399132,11cyclictest30123-21kworker/0:120:03:130
603399131,12cyclictest823-21kworker/0:219:50:150
603399131,11cyclictest30123-21kworker/0:120:20:170
603399130,1cyclictest0-21swapper/020:25:010
27072130,0sleep20-21swapper/223:16:132
227312130,0sleep10-21swapper/121:34:521
20132130,1sleep30-21swapper/322:41:523
603699129,2cyclictest0-21swapper/320:15:143
603699129,2cyclictest0-21swapper/319:40:123
603699128,3cyclictest0-21swapper/321:55:063
603699127,4cyclictest3123-21sshd23:30:333
603699121,10cyclictest0-21swapper/320:30:123
603699120,12cyclictest0-21swapper/322:31:123
603599129,2cyclictest0-21swapper/221:45:382
603599129,2cyclictest0-21swapper/221:05:242
603599129,2cyclictest0-21swapper/219:55:102
603599129,2cyclictest0-21swapper/219:10:172
603599121,10cyclictest0-21swapper/219:50:122
603599121,10cyclictest0-21swapper/219:20:152
603599121,10cyclictest0-21swapper/219:15:172
6035991210,1cyclictest0-21swapper/221:21:102
603599120,3cyclictest11527-21sshd23:45:342
603599120,11cyclictest19019-21bash23:00:282
603499129,2cyclictest0-21swapper/121:05:121
603499129,2cyclictest0-21swapper/120:25:111
6034991212,0cyclictest21-21ksoftirqd/123:15:411
603499121,1cyclictest126750irq/25-eth022:13:071
603499121,1cyclictest126750irq/25-eth022:13:071
603499121,10cyclictest0-21swapper/120:40:191
603499121,10cyclictest0-21swapper/120:35:151
603499121,10cyclictest0-21swapper/120:00:131
6034991210,1cyclictest21-21ksoftirqd/100:36:131
603499120,1cyclictest405-21apache_processe20:05:121
603499120,1cyclictest16607-21bash23:05:591
603499120,11cyclictest0-21swapper/123:10:081
603499120,11cyclictest0-21swapper/121:00:221
603499120,11cyclictest0-21swapper/119:40:181
603399129,2cyclictest0-21swapper/020:05:210
603399123,9cyclictest30123-21kworker/0:120:51:510
603399121,10cyclictest0-21swapper/019:10:190
603399120,11cyclictest0-21swapper/019:20:120
603699119,1cyclictest0-21swapper/320:25:173
603699119,1cyclictest0-21swapper/319:15:203
603699118,2cyclictest0-21swapper/320:55:133
603699118,2cyclictest0-21swapper/319:50:143
603699117,3cyclictest0-21swapper/319:20:153
603699111,9cyclictest0-21swapper/320:10:153
603699111,1cyclictest0-21swapper/319:25:153
603699110,2cyclictest0-21swapper/321:00:153
603699110,10cyclictest8364-21grep20:20:143
603699110,10cyclictest0-21swapper/321:05:143
603699110,10cyclictest0-21swapper/320:45:113
603699110,10cyclictest0-21swapper/320:40:133
603699110,10cyclictest0-21swapper/319:55:103
603699110,10cyclictest0-21swapper/319:45:103
603699110,10cyclictest0-21swapper/319:45:103
603599119,1cyclictest5215-21apache_processe20:15:122
603599119,1cyclictest0-21swapper/220:50:012
603599119,1cyclictest0-21swapper/220:05:142
603599119,1cyclictest0-21swapper/219:45:152
603599119,1cyclictest0-21swapper/219:45:152
603599118,2cyclictest8163-21cut20:20:142
603599110,2cyclictest0-21swapper/219:40:132
603599110,11cyclictest0-21swapper/220:32:292
603599110,10cyclictest22918-21date20:50:192
603599110,10cyclictest0-21swapper/220:55:122
603599110,10cyclictest0-21swapper/220:35:152
603599110,10cyclictest0-21swapper/219:25:202
603499119,1cyclictest0-21swapper/119:30:111
603499118,2cyclictest6761-21perl19:10:191
603499118,2cyclictest0-21swapper/120:15:191
603499118,2cyclictest0-21swapper/120:10:151
603499111,1cyclictest0-21swapper/119:50:111
603499110,2cyclictest0-21swapper/120:30:171
603499110,2cyclictest0-21swapper/120:20:121
603499110,10cyclictest26350-21latency_hist20:59:591
603499110,10cyclictest0-21swapper/119:55:141
603499110,10cyclictest0-21swapper/119:15:001
603699108,1cyclictest406-21apache_processe20:05:123
603699108,1cyclictest17000-21perl19:30:133
603699108,1cyclictest14725-21apache_processe20:35:143
603699108,1cyclictest0-21swapper/319:10:253
603699100,1cyclictest0-21swapper/319:35:173
603599108,1cyclictest26601-21apache_processe21:00:132
603599108,1cyclictest16683-21df_inode19:30:112
603599100,9cyclictest18376-21ntp_states20:40:202
603599100,9cyclictest0-21swapper/219:35:122
603599100,1cyclictest0-21swapper/220:10:222
603499108,1cyclictest0-21swapper/119:25:151
603499100,9cyclictest11480-21munin-node19:20:121
603499100,1cyclictest0-21swapper/120:54:591
60369990,1cyclictest0-21swapper/320:00:203
60359990,1cyclictest0-21swapper/220:00:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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