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2026-05-19 - 13:02
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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 Tue May 19, 2026 00:44:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12182960,2sleep31861499cyclictest00:05:443
12182960,2sleep31861499cyclictest00:05:443
260852900,0sleep30-21swapper/300:16:383
125272900,2sleep01861199cyclictest21:57:250
266062590,1sleep08-21rcu_preempt23:47:540
40842570,0sleep30-21swapper/321:36:373
324932570,0sleep10-21swapper/121:50:331
111202570,0sleep30-21swapper/323:37:523
38082560,2sleep1201ktimersoftd/100:14:441
158692560,1sleep315857-21sshd22:17:523
40452540,0sleep31734-21runrttasks00:32:003
273282540,0sleep20-21swapper/221:12:552
181802540,0sleep20-21swapper/222:09:292
1782425432,18sleep00-21swapper/019:07:220
207912530,1sleep337-21rcuc/300:24:553
86362520,1sleep325722-21diskmemload00:29:363
297082520,1sleep20-21swapper/223:33:472
246142520,0sleep30-21swapper/322:21:293
152872520,0sleep00-21swapper/000:04:130
316072510,1sleep20-21swapper/223:56:592
20582510,0sleep00-21swapper/023:05:230
203782510,0sleep10-21swapper/123:44:321
49242500,0sleep10-21swapper/100:17:411
1781725028,18sleep20-21swapper/219:07:202
276772490,0sleep30-21swapper/323:22:013
1774024926,19sleep30-21swapper/319:06:573
126522490,2sleep337-21rcuc/300:35:383
1752424825,19sleep10-21swapper/119:05:551
126992480,0sleep212700-21id21:48:542
81832460,0sleep00-21swapper/000:15:070
323722460,1sleep119-21rcuc/123:22:271
39072450,0sleep20-21swapper/222:36:532
177602450,1sleep10-21swapper/122:12:161
151212450,0sleep20-21swapper/222:00:282
216762430,0sleep20-21swapper/223:10:072
45762420,1sleep31734-21runrttasks20:33:323
28482420,0sleep02842-21bash22:16:400
1861199246,10cyclictest12113-21crond23:14:590
1861199233,3cyclictest12991-21sshd23:23:380
1861199224,13cyclictest17541-21sshd21:40:380
1861499210,20cyclictest0-21swapper/323:54:353
18613992119,1cyclictest115650irq/25-eth021:26:222
1861199214,16cyclictest511-21sshd23:16:450
1861199214,16cyclictest27312-21sshd22:44:480
1861199214,16cyclictest23309-21sshd21:52:400
18611992112,6cyclictest2095-21cp21:10:380
1861199205,4cyclictest13606-21sshd23:35:130
1861199203,5cyclictest23295-21sed21:35:240
1861199202,3cyclictest0-21swapper/000:31:080
1861199202,10cyclictest18229-21sshd23:55:430
18611992012,7cyclictest31113-21sshd00:11:190
18611992012,4cyclictest17042-21sshd00:39:010
1861499199,3cyclictest39-21ksoftirqd/321:28:313
18613991917,1cyclictest8641-21sshd21:37:022
18613991917,1cyclictest0-21swapper/222:53:272
1861199195,4cyclictest8242-21sshd22:51:390
1861199195,4cyclictest30426-21sshd22:04:490
1861199195,4cyclictest26246-21id00:05:130
1861199195,4cyclictest26246-21id00:05:130
1861199195,4cyclictest24945-21sshd22:21:300
1861199195,4cyclictest12657-21sshd23:26:260
1861199194,14cyclictest6485-21sshd22:48:400
1861199194,12cyclictest8182-21grep23:40:230
1861199193,4cyclictest2980-21sshd23:34:170
1861199193,15cyclictest27107-21sshd23:53:430
1861199193,15cyclictest15304-21bash22:06:150
1861199193,10cyclictest10541-21sshd21:20:030
1861199193,10cyclictest10541-21sshd21:20:030
18611991917,1cyclictest8918-21sshd23:03:130
73262180,1sleep125722-21diskmemload21:36:541
1861499189,1cyclictest37-21rcuc/323:33:493
18614991812,1cyclictest39-21ksoftirqd/322:26:153
18613991817,1cyclictest0-21swapper/222:21:382
1861199185,12cyclictest14430-21sshd22:11:580
1861199184,5cyclictest4691-21sshd21:45:170
1861199184,5cyclictest4503-21bash22:36:560
1861199184,5cyclictest20666-21rm21:15:150
1861199184,5cyclictest20666-21rm21:15:150
1861199184,4cyclictest19151-21sshd21:32:140
1861199184,13cyclictest10807-21sshd21:25:430
1861199182,11cyclictest0-21swapper/022:55:560
18611991811,3cyclictest29807-21sshd00:25:360
1861199180,10cyclictest115650irq/25-eth022:26:430
304882170,1sleep10-21swapper/100:37:161
1861499174,4cyclictest39-21ksoftirqd/321:47:433
18614991715,1cyclictest0-21swapper/322:11:443
18614991712,3cyclictest39-21ksoftirqd/323:18:063
18614991712,1cyclictest39-21ksoftirqd/323:09:463
18613991716,1cyclictest0-21swapper/200:20:412
1861199176,6cyclictest25722-21diskmemload22:31:250
1861199174,12cyclictest22871-21bash00:22:090
179022170,0sleep10-21swapper/100:01:301
1861499167,1cyclictest39-21ksoftirqd/300:14:003
1861499166,2cyclictest39-21ksoftirqd/321:17:053
1861499166,2cyclictest39-21ksoftirqd/321:17:053
1861499165,4cyclictest39-21ksoftirqd/322:37:163
18614991615,1cyclictest37-21rcuc/323:12:333
18614991612,1cyclictest39-21ksoftirqd/321:44:193
18614991612,0cyclictest39-21ksoftirqd/323:26:523
1861499160,9cyclictest115650irq/25-eth022:40:383
1861299169,4cyclictest23680-21bash23:04:331
1861199161,10cyclictest0-21swapper/020:20:100
3802150,0sleep20-21swapper/200:37:282
245082150,0sleep20-21swapper/221:44:132
1861499156,1cyclictest39-21ksoftirqd/321:32:213
1861499155,9cyclictest39-21ksoftirqd/323:55:353
1861499155,9cyclictest39-21ksoftirqd/321:11:353
1861499155,9cyclictest39-21ksoftirqd/300:01:053
1861499155,3cyclictest39-21ksoftirqd/322:05:413
1861499154,1cyclictest39-21ksoftirqd/322:01:093
18614991513,1cyclictest39-21ksoftirqd/322:56:513
1861499151,13cyclictest0-21swapper/322:47:343
1861399150,14cyclictest745-21sshd00:05:422
1861399150,14cyclictest745-21sshd00:05:422
1861399150,12cyclictest28861-21sshd00:11:062
18612991514,1cyclictest21-21ksoftirqd/121:47:111
18612991513,1cyclictest21-21ksoftirqd/121:30:241
18612991512,1cyclictest21-21ksoftirqd/100:23:461
1861299150,14cyclictest0-21swapper/121:24:471
1861299150,14cyclictest0-21swapper/121:24:461
108742150,1sleep31734-21runrttasks23:49:253
229942140,0sleep20-21swapper/223:04:302
1861499145,5cyclictest39-21ksoftirqd/323:43:213
1861499145,1cyclictest39-21ksoftirqd/321:56:103
1861499144,9cyclictest39-21ksoftirqd/323:03:193
1861499144,9cyclictest39-21ksoftirqd/321:50:553
1861499144,1cyclictest39-21ksoftirqd/321:20:343
1861499144,1cyclictest39-21ksoftirqd/321:20:343
18614991413,1cyclictest39-21ksoftirqd/322:30:463
18614991413,0cyclictest39-21ksoftirqd/322:50:173
1861399149,2cyclictest0-21swapper/222:40:492
1861399149,2cyclictest0-21swapper/222:12:012
1861399148,2cyclictest0-21swapper/223:42:392
1861399145,2cyclictest28809-21kworker/2:000:26:132
1861399140,13cyclictest0-21swapper/222:32:122
1861299149,2cyclictest3801-21sshd00:05:591
1861299149,2cyclictest3801-21sshd00:05:591
18612991412,1cyclictest3709-21sshd21:59:351
18612991412,1cyclictest25254-21sshd22:53:121
1861299141,1cyclictest115650irq/25-eth023:50:181
18612991411,1cyclictest115650irq/25-eth022:15:481
18612991410,1cyclictest21-21ksoftirqd/122:29:581
1861299140,13cyclictest9389-21sshd22:40:151
1861299140,13cyclictest0-21swapper/122:38:171
1861299140,13cyclictest0-21swapper/122:31:331
1861299140,11cyclictest0-21swapper/123:19:011
1861199141,12cyclictest0-21swapper/019:35:180
9542130,0sleep228-21rcuc/221:50:382
18613991311,1cyclictest0-21swapper/222:56:002
1861399130,4cyclictest0-21swapper/223:51:392
1861399130,2cyclictest0-21swapper/200:31:272
1861399130,13cyclictest0-21swapper/223:08:382
1861399130,12cyclictest1596-21sshd22:15:112
1861399130,12cyclictest0-21swapper/223:47:232
1861399130,12cyclictest0-21swapper/223:24:202
1861399130,12cyclictest0-21swapper/223:17:522
1861399130,12cyclictest0-21swapper/222:26:352
1861399130,12cyclictest0-21swapper/221:58:192
1861399130,12cyclictest0-21swapper/200:17:552
1861299139,1cyclictest0-21swapper/122:46:171
1861299138,3cyclictest0-21swapper/123:35:511
18612991312,1cyclictest21-21ksoftirqd/123:32:541
18612991312,1cyclictest21-21ksoftirqd/122:00:461
18612991312,1cyclictest21-21ksoftirqd/121:12:051
1861299131,1cyclictest115650irq/25-eth022:07:221
18612991310,3cyclictest115650irq/25-eth023:46:111
18612991310,1cyclictest21-21ksoftirqd/123:10:431
1861299130,1cyclictest16443-21sshd21:29:101
1861299130,12cyclictest32617-21sshd23:28:161
1861299130,12cyclictest20651-21sshd22:58:311
1861299130,12cyclictest0-21swapper/123:55:251
18611991311,1cyclictest5581-21diskstats20:35:150
18611991311,1cyclictest0-21swapper/019:30:000
1861499121,2cyclictest0-21swapper/320:05:133
1861399129,2cyclictest0-21swapper/223:35:222
1861399129,2cyclictest0-21swapper/220:50:132
1861399129,2cyclictest0-21swapper/219:45:152
1861399129,2cyclictest0-21swapper/219:35:192
1861399121,10cyclictest0-21swapper/221:16:202
1861399121,10cyclictest0-21swapper/221:16:202
1861399121,10cyclictest0-21swapper/220:35:142
1861399121,10cyclictest0-21swapper/219:25:132
18613991210,1cyclictest25720-21id21:21:192
18613991210,1cyclictest25720-21id21:21:192
1861399120,1cyclictest7551-21sshd21:31:112
1861399120,12cyclictest0-21swapper/223:27:292
1861399120,11cyclictest31536-21rm22:45:102
1861399120,11cyclictest0-21swapper/200:00:202
1861299122,1cyclictest21-21ksoftirqd/100:30:131
18612991211,1cyclictest21-21ksoftirqd/122:20:411
18612991210,1cyclictest3989-21sshd23:05:341
1861299120,1cyclictest14955-21users21:40:241
1861299120,12cyclictest0-21swapper/119:57:361
1861299120,11cyclictest0-21swapper/121:15:051
1861299120,11cyclictest0-21swapper/121:15:051
1861299120,11cyclictest0-21swapper/120:35:131
1861199124,4cyclictest0-21swapper/019:45:120
1861199122,6cyclictest0-21swapper/020:45:190
1861199120,11cyclictest0-21swapper/021:00:170
1861499110,3cyclictest0-21swapper/320:55:143
1861499110,10cyclictest0-21swapper/320:25:133
1861499110,10cyclictest0-21swapper/320:15:123
1861499110,10cyclictest0-21swapper/319:25:143
1861499110,10cyclictest0-21swapper/319:20:113
1861499110,10cyclictest0-21swapper/319:15:013
1861399119,1cyclictest0-21swapper/220:25:132
1861399118,2cyclictest0-21swapper/219:40:152
1861399110,11cyclictest0-21swapper/221:00:232
1861399110,10cyclictest31900-21perl19:30:152
1861399110,10cyclictest23644-21fschecks_time21:05:142
1861399110,10cyclictest0-21swapper/220:45:142
1861399110,10cyclictest0-21swapper/220:40:192
1861299119,2cyclictest0-21swapper/120:50:141
1861299119,2cyclictest0-21swapper/120:30:141
1861299119,1cyclictest0-21swapper/100:25:031
1861299110,2cyclictest0-21swapper/120:40:141
1861299110,10cyclictest0-21swapper/121:00:141
1861299110,10cyclictest0-21swapper/120:25:121
1861299110,10cyclictest0-21swapper/120:10:131
1861299110,10cyclictest0-21swapper/120:05:151
1861299110,10cyclictest0-21swapper/119:50:131
1861299110,10cyclictest0-21swapper/119:30:141
1861199118,2cyclictest0-21swapper/019:15:010
1861199114,6cyclictest17792-21tune2fs20:55:150
1861199111,1cyclictest0-21swapper/019:30:120
1861199110,2cyclictest0-21swapper/019:50:320
1861199110,11cyclictest0-21swapper/020:10:160
1861199110,10cyclictest0-21swapper/021:05:150
1861199110,10cyclictest0-21swapper/020:41:380
1861199110,10cyclictest0-21swapper/019:55:210
1861499109,1cyclictest0-21swapper/321:00:163
1861499108,1cyclictest31703-21diskstats19:30:143
1861499108,1cyclictest10743-21apache_volume19:50:123
1861499108,1cyclictest0-21swapper/319:45:143
1861499100,9cyclictest2593-21fschecks_time19:35:213
1861499100,9cyclictest14046-21munin-node20:50:133
1861499100,1cyclictest37-21rcuc/320:35:163
1861499100,1cyclictest25847-21date21:10:003
1861499100,1cyclictest23102-21diskstats20:10:143
1861499100,1cyclictest14151-21sh19:55:143
1861499100,10cyclictest0-21swapper/320:49:063
1861399109,1cyclictest0-21swapper/220:30:522
1861399108,1cyclictest22765-21diskstats19:15:152
1861399107,1cyclictest0-21swapper/220:21:002
1861399100,9cyclictest11527-21fw_forwarded_lo19:50:152
1861399100,9cyclictest0-21swapper/220:05:112
1861399100,9cyclictest0-21swapper/219:55:152
1861399100,9cyclictest0-21swapper/219:20:142
1861399100,1cyclictest0-21swapper/219:12:492
1861299109,1cyclictest0-21swapper/121:09:301
1861299109,1cyclictest0-21swapper/119:13:131
1861299108,1cyclictest0-21swapper/120:55:131
1861299100,1cyclictest25292-21apache_volume19:20:111
1861299100,1cyclictest21793-21netstat19:15:021
1861299100,1cyclictest0-21swapper/119:35:211
1861299100,10cyclictest0-21swapper/120:20:281
1861299100,10cyclictest0-21swapper/119:45:241
1861199108,1cyclictest0-21swapper/020:30:130
1861199107,3cyclictest0-21swapper/020:25:120
1861199100,9cyclictest26952-21ls19:20:220
1861199100,9cyclictest14495-21diskstats20:50:140
1861199100,9cyclictest0-21swapper/020:00:110
1861199100,7cyclictest0-21swapper/020:15:120
1861199100,1cyclictest20324-21fschecks_time20:05:150
1861199100,1cyclictest0-21swapper/019:10:130
186149990,9cyclictest0-21swapper/320:40:143
186139998,1cyclictest0-21swapper/220:00:122
186129999,0cyclictest22108-21kworker/1:019:29:431
186129990,9cyclictest0-21swapper/120:00:121
186129990,0cyclictest0-21swapper/120:15:141
186119992,7cyclictest0-21swapper/019:40:180
186149986,1cyclictest19409-21perl19:10:143
186149981,6cyclictest0-21swapper/320:20:113
186139985,1cyclictest6506-21kworker/2:020:55:302
186139980,5cyclictest0-21swapper/220:15:472
186149975,1cyclictest4901-21munin-node19:40:143
186149973,4cyclictest39-21ksoftirqd/320:00:103
186139971,5cyclictest0-21swapper/220:10:142
186129976,1cyclictest0-21swapper/120:45:131
186129965,1cyclictest21-21ksoftirqd/119:40:151
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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