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2025-12-10 - 11:14
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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 Dec 10, 2025 00:44:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
228892970,0sleep20-21swapper/222:38:502
179982850,0sleep3381ktimersoftd/321:51:083
126472610,1sleep312642-21sshd22:15:523
853825924,20sleep20-21swapper/219:07:222
850625833,8sleep00-21swapper/019:06:560
258912550,0sleep225894-21bash23:17:522
149992550,0sleep20-21swapper/221:25:272
858625330,19sleep10-21swapper/119:07:571
224432520,0sleep00-21swapper/021:40:440
11512520,1sleep31153-21id23:18:453
840725129,18sleep30-21swapper/319:05:483
107532510,0sleep110738-21sshd00:32:291
107532510,0sleep110738-21sshd00:32:291
279192500,1sleep20-21swapper/222:31:532
238012500,0sleep30-21swapper/323:28:023
233512500,0sleep30-21swapper/321:15:393
116042500,0sleep10-21swapper/123:12:421
161362460,1sleep216133-21bash21:36:282
176412450,1sleep11819-21runrttasks20:34:591
261422440,0sleep00-21swapper/000:34:290
261422440,0sleep00-21swapper/000:34:290
118122440,0sleep011813-21sshd21:54:100
128002430,0sleep10-21swapper/123:05:371
91122410,1sleep19113-21sshd22:26:111
259492410,0sleep00-21swapper/023:00:030
316992400,2sleep3900899cyclictest23:52:543
138192390,0sleep00-21swapper/022:01:350
87872360,1sleep38778-21sshd23:36:393
146992240,5sleep230-21ksoftirqd/223:47:402
900599230,22cyclictest0-21swapper/020:10:190
9007992220,1cyclictest0-21swapper/221:44:312
900699220,22cyclictest0-21swapper/121:28:451
900699220,21cyclictest0-21swapper/121:47:001
900699220,21cyclictest0-21swapper/120:17:441
900699220,21cyclictest0-21swapper/100:00:461
231872220,0sleep10-21swapper/121:22:501
900899211,19cyclictest0-21swapper/300:29:303
900899211,19cyclictest0-21swapper/300:29:303
900899210,20cyclictest0-21swapper/321:43:453
900699210,21cyclictest0-21swapper/120:20:441
900699210,20cyclictest0-21swapper/123:52:461
900699210,20cyclictest0-21swapper/123:40:161
900699210,20cyclictest0-21swapper/123:21:151
900699210,20cyclictest0-21swapper/122:18:151
900599210,20cyclictest0-21swapper/021:33:040
125112210,1sleep01688-21diskmemload22:08:440
900899201,18cyclictest0-21swapper/321:35:183
900899200,19cyclictest0-21swapper/321:00:303
900899200,19cyclictest0-21swapper/320:10:153
900799200,19cyclictest0-21swapper/200:33:312
900799200,19cyclictest0-21swapper/200:33:312
900699201,18cyclictest0-21swapper/121:18:451
900699200,20cyclictest0-21swapper/120:44:441
900699200,20cyclictest0-21swapper/119:33:141
900699200,20cyclictest0-21swapper/100:09:161
900699200,19cyclictest0-21swapper/120:50:441
900699200,16cyclictest0-21swapper/100:19:451
900699200,15cyclictest0-21swapper/121:39:451
900599201,18cyclictest0-21swapper/019:30:140
900599200,20cyclictest0-21swapper/019:41:290
900599200,19cyclictest0-21swapper/019:55:150
900799190,18cyclictest0-21swapper/222:28:002
900799190,18cyclictest0-21swapper/220:40:162
900799190,18cyclictest0-21swapper/200:38:012
900799190,18cyclictest0-21swapper/200:38:012
900699191,18cyclictest0-21swapper/100:13:001
900699190,19cyclictest0-21swapper/122:45:451
900699190,19cyclictest0-21swapper/121:58:451
900699190,19cyclictest0-21swapper/120:29:141
900699190,19cyclictest0-21swapper/120:09:441
900699190,18cyclictest0-21swapper/120:59:151
900899180,17cyclictest0-21swapper/321:20:173
900899180,17cyclictest0-21swapper/320:45:183
900799180,17cyclictest0-21swapper/222:52:452
900799180,17cyclictest0-21swapper/220:27:302
900799180,17cyclictest0-21swapper/219:30:172
9006991816,1cyclictest1388-21rm22:00:151
900699181,17cyclictest0-21swapper/122:30:451
900699180,18cyclictest0-21swapper/123:38:451
900699180,17cyclictest0-21swapper/123:55:201
900699180,17cyclictest0-21swapper/122:57:451
900699180,17cyclictest0-21swapper/120:00:181
900699180,17cyclictest0-21swapper/119:29:291
900599180,17cyclictest0-21swapper/020:22:590
900599180,17cyclictest0-21swapper/019:25:160
13702180,0sleep00-21swapper/022:21:540
13702180,0sleep00-21swapper/022:21:540
900799170,16cyclictest0-21swapper/223:22:132
900799170,16cyclictest0-21swapper/221:30:172
900699170,17cyclictest0-21swapper/123:31:451
900699170,17cyclictest0-21swapper/123:29:451
900699170,16cyclictest0-21swapper/123:47:161
900699170,16cyclictest0-21swapper/120:36:291
900699170,16cyclictest0-21swapper/100:39:301
900699170,16cyclictest0-21swapper/100:39:301
900599179,7cyclictest0-21swapper/021:18:490
900599170,7cyclictest0-21swapper/020:40:130
900599170,16cyclictest0-21swapper/000:24:480
900599170,16cyclictest0-21swapper/000:24:480
900899164,1cyclictest39-21ksoftirqd/322:35:473
900899160,15cyclictest0-21swapper/319:15:153
900799160,15cyclictest0-21swapper/223:13:002
900699160,16cyclictest0-21swapper/122:54:151
900599164,11cyclictest0-21swapper/000:12:160
900599161,14cyclictest0-21swapper/023:20:180
900599160,7cyclictest0-21swapper/000:06:170
900599160,1cyclictest6435-21bash21:39:060
900599160,16cyclictest0-21swapper/021:10:000
900599160,15cyclictest8202-21apache_processe20:15:160
900599160,15cyclictest0-21swapper/022:45:470
900599160,15cyclictest0-21swapper/022:41:280
900599160,15cyclictest0-21swapper/022:30:190
900899155,1cyclictest13683-21sshd22:30:193
900899151,2cyclictest1664-21sshd22:02:233
9007991513,1cyclictest0-21swapper/200:15:152
900799150,14cyclictest0-21swapper/222:45:162
900799150,14cyclictest0-21swapper/222:10:162
900699150,10cyclictest0-21swapper/121:34:551
900599154,10cyclictest21572-21sshd22:27:370
9005991513,1cyclictest0-21swapper/022:56:160
900599150,1cyclictest7323-21bash23:43:290
900599150,1cyclictest6259-21sshd23:33:010
900599150,15cyclictest0-21swapper/020:57:300
900599150,14cyclictest0-21swapper/022:16:300
900599150,14cyclictest0-21swapper/021:45:150
900599150,14cyclictest0-21swapper/021:24:490
900599150,11cyclictest0-21swapper/023:45:010
144232150,1sleep337-21rcuc/321:32:453
900899148,5cyclictest0-21swapper/320:00:223
900899141,3cyclictest122450irq/25-eth022:27:443
900899141,2cyclictest0-21swapper/319:30:143
9008991412,1cyclictest39-21ksoftirqd/323:32:013
9008991412,1cyclictest39-21ksoftirqd/322:45:103
9008991412,1cyclictest39-21ksoftirqd/322:22:413
9008991412,1cyclictest39-21ksoftirqd/322:22:413
900899140,13cyclictest0-21swapper/322:50:153
900899140,13cyclictest0-21swapper/319:35:183
9007991412,1cyclictest0-21swapper/222:23:142
9007991412,1cyclictest0-21swapper/222:23:142
900799141,12cyclictest0-21swapper/223:59:062
900799140,2cyclictest0-21swapper/219:55:142
900799140,1cyclictest0-21swapper/222:15:122
900799140,13cyclictest7485-21sshd22:00:492
900799140,13cyclictest0-21swapper/223:25:132
900799140,13cyclictest0-21swapper/220:38:002
900699149,4cyclictest0-21swapper/121:50:471
900699140,13cyclictest1688-21diskmemload21:11:421
900699140,13cyclictest0-21swapper/100:29:161
900699140,13cyclictest0-21swapper/100:29:161
900599149,4cyclictest10639-21kworker/0:223:50:170
900599149,4cyclictest0-21swapper/022:51:120
900599148,3cyclictest0-21swapper/021:11:540
900599142,1cyclictest20695-21bash21:26:080
9005991413,1cyclictest0-21swapper/022:36:360
9005991413,0cyclictest0-21swapper/000:29:050
9005991413,0cyclictest0-21swapper/000:29:050
900599141,2cyclictest0-21swapper/023:55:290
9005991410,1cyclictest0-21swapper/021:56:120
900599140,1cyclictest24295-21sshd00:18:340
900599140,1cyclictest0-21swapper/022:12:510
900599140,13cyclictest0-21swapper/000:01:070
900599140,11cyclictest0-21swapper/023:15:450
900599140,11cyclictest0-21swapper/023:13:090
900599140,11cyclictest0-21swapper/023:08:550
293822140,0sleep20-21swapper/221:52:272
900899139,3cyclictest0-21swapper/300:23:033
900899139,3cyclictest0-21swapper/300:23:033
900899138,2cyclictest0-21swapper/323:04:173
9008991311,1cyclictest39-21ksoftirqd/322:41:253
9008991311,1cyclictest39-21ksoftirqd/321:55:303
9008991311,1cyclictest39-21ksoftirqd/300:35:343
9008991311,1cyclictest39-21ksoftirqd/300:35:343
9008991311,1cyclictest39-21ksoftirqd/300:16:263
900899131,11cyclictest0-21swapper/323:55:083
9008991311,1cyclictest0-21swapper/323:11:273
900899131,11cyclictest0-21swapper/321:10:363
900899130,12cyclictest11699-21sshd00:09:253
900899130,12cyclictest0-21swapper/323:41:113
900899130,12cyclictest0-21swapper/323:05:183
900899130,12cyclictest0-21swapper/322:05:053
900899130,12cyclictest0-21swapper/300:00:403
900899130,10cyclictest25032-21sshd21:48:233
900799138,2cyclictest0-21swapper/222:06:372
900799133,9cyclictest7675-21kworker/2:021:17:072
900799133,9cyclictest20450-21kworker/2:223:43:452
900799133,9cyclictest19176-21kworker/2:200:23:362
900799133,9cyclictest19176-21kworker/2:200:23:352
900799132,10cyclictest2971-21kworker/2:219:15:232
900799132,10cyclictest10658-21kworker/2:221:47:562
9007991313,0cyclictest0-21swapper/223:02:332
9007991312,1cyclictest0-21swapper/223:30:432
900799131,11cyclictest0-21swapper/219:50:132
900799131,11cyclictest0-21swapper/219:20:132
900799130,4cyclictest0-21swapper/221:05:142
900799130,2cyclictest14467-21sshd23:37:172
900799130,1cyclictest27093-21sshd21:12:382
900799130,12cyclictest3335-21sshd00:04:252
900799130,12cyclictest27016-21sshd00:11:082
900799130,12cyclictest0-21swapper/221:56:192
900799130,12cyclictest0-21swapper/219:49:002
900799130,12cyclictest0-21swapper/219:49:002
900799130,12cyclictest0-21swapper/200:26:492
900799130,12cyclictest0-21swapper/200:26:482
900799130,10cyclictest0-21swapper/223:09:572
900699131,1cyclictest122450irq/25-eth022:11:401
900699131,12cyclictest0-21swapper/121:07:441
900699130,13cyclictest0-21swapper/122:21:371
900699130,13cyclictest0-21swapper/122:21:371
900699130,12cyclictest6815-21bash23:15:411
900699130,12cyclictest0-21swapper/122:40:571
900699130,12cyclictest0-21swapper/122:05:411
900699130,12cyclictest0-21swapper/100:21:181
900699130,12cyclictest0-21swapper/100:21:171
900699130,11cyclictest26758-21bash21:41:151
900599131,11cyclictest0-21swapper/019:15:000
900599130,13cyclictest0-21swapper/000:39:150
900599130,13cyclictest0-21swapper/000:39:150
900599130,12cyclictest0-21swapper/023:28:010
900599130,10cyclictest0-21swapper/023:35:590
900899129,2cyclictest0-21swapper/322:10:203
900899129,2cyclictest0-21swapper/320:05:153
900899129,1cyclictest122450irq/25-eth023:46:033
900899122,1cyclictest39-21ksoftirqd/323:20:463
900899121,10cyclictest0-21swapper/322:55:353
900899120,9cyclictest0-21swapper/300:10:333
900899120,1cyclictest0-21swapper/300:31:453
900899120,1cyclictest0-21swapper/300:31:453
900799129,2cyclictest0-21swapper/222:40:072
900799129,2cyclictest0-21swapper/221:20:152
900799129,2cyclictest0-21swapper/220:55:142
900799129,2cyclictest0-21swapper/220:45:132
900799129,2cyclictest0-21swapper/220:00:152
900799129,2cyclictest0-21swapper/219:25:212
900799128,4cyclictest0-21swapper/222:55:072
900799121,2cyclictest0-21swapper/220:05:142
900799121,10cyclictest0-21swapper/223:51:312
900799121,10cyclictest0-21swapper/220:30:122
9007991210,1cyclictest15580-21sshd00:05:452
9006991211,1cyclictest0-21swapper/122:36:321
900699121,10cyclictest0-21swapper/120:10:151
900699120,11cyclictest0-21swapper/123:00:101
900599129,2cyclictest0-21swapper/020:30:110
900599129,2cyclictest0-21swapper/020:05:130
900599129,2cyclictest0-21swapper/019:50:140
900599129,2cyclictest0-21swapper/019:45:150
900599129,2cyclictest0-21swapper/019:45:150
900599121,2cyclictest0-21swapper/020:45:160
900599120,1cyclictest0-21swapper/019:25:000
900599120,11cyclictest0-21swapper/021:00:160
121222120,1sleep21819-21runrttasks20:20:232
900899119,1cyclictest39-21ksoftirqd/319:25:233
900899119,1cyclictest37-21rcuc/320:50:183
900899119,1cyclictest0-21swapper/321:25:083
900899118,2cyclictest15189-21tune2fs19:20:153
9008991110,1cyclictest0-21swapper/320:42:003
900899110,2cyclictest0-21swapper/319:40:133
900899110,10cyclictest0-21swapper/321:05:143
900899110,10cyclictest0-21swapper/320:55:263
900899110,10cyclictest0-21swapper/320:20:163
900799118,2cyclictest0-21swapper/220:10:162
900799110,2cyclictest0-21swapper/220:15:202
900799110,10cyclictest22344-21perl19:35:162
900699119,2cyclictest0-21swapper/119:55:141
900699118,2cyclictest0-21swapper/120:45:161
900699110,2cyclictest0-21swapper/119:50:191
900699110,11cyclictest0-21swapper/119:47:431
900699110,11cyclictest0-21swapper/119:47:431
900699110,10cyclictest11648-21smart_sda19:15:011
900599118,2cyclictest0-21swapper/020:00:170
900599110,10cyclictest0-21swapper/020:50:150
900599110,10cyclictest0-21swapper/020:35:170
900599110,10cyclictest0-21swapper/019:35:140
900599110,10cyclictest0-21swapper/019:10:180
900899109,1cyclictest0-21swapper/319:10:143
900899108,1cyclictest29134-21df_inode19:50:153
900899108,1cyclictest16610-21ntp_states20:30:203
900899100,9cyclictest12949-21apache_processe20:25:153
900899100,9cyclictest0-21swapper/320:35:123
900899100,1cyclictest0-21swapper/319:55:143
900899100,1cyclictest0-21swapper/319:45:143
900899100,1cyclictest0-21swapper/319:45:143
900799108,1cyclictest30008-21df_inode21:00:142
900799108,1cyclictest0-21swapper/219:10:152
900799100,9cyclictest24616-21tune2fs19:40:142
900799100,9cyclictest0-21swapper/220:54:052
900699100,9cyclictest24714-21perl19:40:131
900699100,1cyclictest22383-21smartctl19:35:161
900699100,1cyclictest0-21swapper/119:20:141
900699100,10cyclictest0-21swapper/119:10:141
900599108,1cyclictest0-21swapper/020:25:160
90089998,1cyclictest0-21swapper/320:15:173
90069990,9cyclictest0-21swapper/121:00:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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