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2026-09-17 - 13:10
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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 rack5slot0.osadl.org (updated Thu Sep 17, 2026 00:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
56921360,3sleep01769399cyclictest00:30:400
622421210,1sleep30-21swapper/300:31:113
560021050,3sleep10-21swapper/121:15:231
2884921000,8sleep233-21ksoftirqd/200:21:232
17126210030,40sleep10-21swapper/119:06:061
22432970,2sleep10-21swapper/121:31:581
138632970,2sleep213855-21sshd00:17:152
162682960,1sleep20-21swapper/221:21:572
52852950,1sleep22023-21nfsd22:30:392
289322910,3sleep01769399cyclictest23:16:130
170482910,2sleep217043-21sshd00:35:112
16052900,1sleep21770499cyclictest23:05:132
156152890,2sleep20-21swapper/222:20:002
227802870,1sleep30-21swapper/323:21:383
162792870,2sleep216280-21unixbench_singl22:05:252
1727128632,50sleep30-21swapper/319:07:553
82322840,2sleep00-21swapper/021:26:520
298972830,1sleep229898-21sshd00:27:292
244532830,3sleep30-21swapper/323:39:323
282182820,2sleep128203-21sshd00:09:441
96062810,3sleep30-21swapper/322:34:123
136062810,0sleep00-21swapper/022:40:310
88092800,2sleep12024-21nfsd21:12:541
174922800,3sleep20-21swapper/223:21:082
273242790,2sleep30-21swapper/322:09:203
212092790,1sleep3431ktimersoftd/321:45:263
34712780,2sleep10-21swapper/100:04:401
269142780,2sleep30-21swapper/321:36:573
10432780,2sleep01769399cyclictest21:43:390
58032770,1sleep05797-21sshd22:07:250
271532760,2sleep10-21swapper/122:50:141
237292760,0sleep00-21swapper/023:01:100
237292760,0sleep00-21swapper/023:01:100
318672750,2sleep231860-21sshd23:10:432
272452750,2sleep127242-21sshd23:04:371
272452750,2sleep127242-21sshd23:04:371
104992750,2sleep110498-21sshd23:59:151
323782740,1sleep332377-21bash21:17:453
147452730,1sleep30-21swapper/321:59:253
41942720,4sleep21770499cyclictest22:01:162
211492710,2sleep11769899cyclictest22:35:151
89352620,1sleep10-21swapper/123:41:001
1717625934,12sleep20-21swapper/219:06:422
1737725631,22sleep00-21swapper/019:09:160
142192530,0sleep314221-21bash21:21:463
145212500,0sleep214522-21sshd22:49:112
145212500,0sleep214522-21sshd22:49:112
238522480,1sleep323851-21bash21:25:223
277542410,4sleep30-21swapper/323:30:593
17693994037,2cyclictest0-21swapper/021:58:450
127942330,2sleep12023-21nfsd22:28:331
147652310,2sleep10-21swapper/120:15:001
154142300,3sleep22512-21runrttasks22:40:402
1770999299,17cyclictest44-21ksoftirqd/322:25:113
3322280,2sleep30-21swapper/323:46:233
17709992815,11cyclictest0-21swapper/323:54:283
35062270,25sleep1144650irq/27-eth023:28:491
17709992724,2cyclictest0-21swapper/321:52:093
94492260,2sleep20-21swapper/200:34:312
185862260,2sleep20-21swapper/200:05:572
17709992610,1cyclictest0-21swapper/323:03:503
17709992610,1cyclictest0-21swapper/323:03:503
92892250,1sleep00-21swapper/022:31:000
9202250,23sleep1144650irq/27-eth021:26:141
77792250,3sleep10-21swapper/100:25:281
62512250,1sleep06250-21sshd21:18:180
195342250,2sleep219523-21sshd21:13:512
1770999252,1cyclictest24743-21bash23:07:143
17709992515,9cyclictest29196-21sshd22:24:193
1770999251,11cyclictest14525-21sshd22:10:543
145332250,4sleep11769899cyclictest21:53:461
128052250,3sleep10-21swapper/121:35:381
127472250,2sleep112746-21bash22:05:121
106992250,2sleep310687-21sshd00:05:183
258172240,1sleep00-21swapper/023:07:200
246142240,22sleep1144650irq/27-eth023:15:481
17709992416,6cyclictest888-21sshd22:47:573
17709992416,6cyclictest888-21sshd22:47:573
1770499246,9cyclictest2132-21sshd23:00:012
1770499246,9cyclictest2132-21sshd23:00:002
17704992420,2cyclictest17721-21bash00:02:522
17704992416,3cyclictest2022-21nfsd23:47:062
17698992418,3cyclictest22008-21bash22:55:221
56032230,1sleep10-21swapper/122:13:021
48652230,2sleep30-21swapper/321:32:123
17709992310,2cyclictest44-21ksoftirqd/322:37:273
17709992213,5cyclictest11156-21sshd00:14:053
17704992215,4cyclictest15948-21id21:59:322
17693992217,3cyclictest0-21swapper/023:31:510
95582212,17sleep2144650irq/27-eth000:10:592
43432210,19sleep3144650irq/27-eth000:25:153
226562210,1sleep00-21swapper/023:54:240
1770999217,7cyclictest22683-21sshd00:00:193
1770999217,4cyclictest0-21swapper/323:59:443
17709992113,5cyclictest925-21sshd21:40:323
17709992112,6cyclictest19946-21fschecks_time22:55:153
1769899217,10cyclictest0-21swapper/122:40:451
1769399218,2cyclictest12230-21bash22:37:260
17693992117,2cyclictest32070-21sshd21:34:370
1769399210,18cyclictest23758-21sshd22:11:450
1770999204,4cyclictest23442-21sshd23:18:513
1770999204,11cyclictest44-21ksoftirqd/323:14:433
1770999201,9cyclictest28633-21sshd22:18:063
17709992016,3cyclictest16799-21sshd21:13:363
17709992013,5cyclictest8192-21sshd00:37:123
17709992012,5cyclictest23718-21rm22:03:123
17709992012,3cyclictest15897-21sshd22:40:443
17709992010,3cyclictest0-21swapper/322:53:353
1770999200,8cyclictest0-21swapper/300:18:353
17704992015,3cyclictest23863-21bash22:26:382
17704992014,4cyclictest8162-21bash21:47:182
17704992014,4cyclictest26172-21id21:34:052
17704992010,8cyclictest0-21swapper/222:55:082
1769899208,9cyclictest30435-21sshd21:57:551
1769899208,5cyclictest316-21sshd21:20:311
1769399208,4cyclictest20068-21fschecks_time23:45:140
1769399207,2cyclictest0-21swapper/022:02:140
1769399203,9cyclictest28212-21sshd00:09:450
1769399202,9cyclictest144650irq/27-eth021:46:370
1769399200,12cyclictest0-21swapper/022:27:270
17709991910,4cyclictest27211-21bash00:21:163
17704991914,3cyclictest2132-21sshd21:35:512
17704991914,3cyclictest2132-21sshd21:25:582
17704991914,3cyclictest17669-21bash23:15:132
17704991914,3cyclictest1461-21bash23:43:292
17704991913,5cyclictest16612-21sshd23:50:572
17704991913,4cyclictest8249-21id23:32:102
17704991913,4cyclictest21513-21sshd22:14:282
17704991913,4cyclictest19644-21bash22:17:142
17704991912,5cyclictest24031-21sshd23:57:272
17704991912,3cyclictest20024-21sshd22:52:252
1770499191,13cyclictest0-21swapper/221:07:272
1770499191,13cyclictest0-21swapper/221:07:262
1769899191,8cyclictest8942-21sshd22:30:581
1769399190,15cyclictest1703-21sshd22:45:120
1769399190,15cyclictest1703-21sshd22:45:120
1770999185,11cyclictest3620-21sshd23:25:383
1770999182,14cyclictest0-21swapper/323:40:383
1770499183,11cyclictest14062-21sort20:10:212
17704991815,2cyclictest8072-21sshd21:53:112
17704991813,3cyclictest6564-21sshd21:41:032
17704991813,3cyclictest6120-21sshd23:25:542
17704991811,5cyclictest23580-21sshd21:19:512
1769899187,2cyclictest27341-21bash00:33:121
1769899182,4cyclictest10504-21fschecks_time23:35:141
1769899181,13cyclictest2024-21nfsd21:40:591
1769899180,9cyclictest0-21swapper/100:38:411
1769399184,12cyclictest16487-21cp22:55:010
1769399181,5cyclictest0-21swapper/022:55:060
1769399181,15cyclictest0-21swapper/021:52:230
17693991810,2cyclictest0-21swapper/023:25:540
1769399180,14cyclictest23618-21sshd00:35:390
1769399180,12cyclictest0-21swapper/000:28:510
1770999178,4cyclictest144650irq/27-eth019:30:173
1770499173,13cyclictest0-21swapper/220:08:532
17704991712,3cyclictest1918-21sshd22:36:262
17704991712,3cyclictest18195-21sshd23:38:572
1769899179,5cyclictest12376-21sa120:09:591
1769899177,4cyclictest0-21swapper/100:22:181
1769899175,4cyclictest12961-21sshd22:22:431
1769899175,4cyclictest1217-21sshd22:15:261
1769899174,4cyclictest144650irq/27-eth023:06:401
17698991714,2cyclictest0-21swapper/121:48:031
1769899171,11cyclictest0-21swapper/123:50:441
1769899170,15cyclictest0-21swapper/119:40:111
1769899170,11cyclictest4312-21bash23:22:531
1769399177,5cyclictest0-21swapper/021:37:070
1769399177,2cyclictest0-21swapper/021:22:070
1769399172,3cyclictest0-21swapper/000:11:090
1769399171,6cyclictest28950irq/26-ahci[00023:44:380
1769399171,10cyclictest0-21swapper/023:56:570
1769399170,13cyclictest19729-21cp22:17:140
1769399170,11cyclictest0-21swapper/000:17:240
1770999161,14cyclictest44-21ksoftirqd/319:45:173
1770999160,14cyclictest0-21swapper/320:57:403
1770499162,13cyclictest0-21swapper/219:32:552
1770499161,14cyclictest144650irq/27-eth021:01:072
1769899168,3cyclictest24898-21sshd22:03:201
1769899167,6cyclictest25373-21cut00:15:171
1769899167,1cyclictest0-21swapper/119:50:241
17698991611,4cyclictest144650irq/27-eth000:11:351
1769899160,14cyclictest25440-21sshd23:45:381
1769899160,14cyclictest19520-21sshd23:33:101
1769899160,11cyclictest1153-21sshd23:10:521
1769399168,4cyclictest0-21swapper/022:24:520
1769399163,11cyclictest25457-21sshd23:13:030
1769399162,2cyclictest0-21swapper/000:24:260
1769399160,11cyclictest0-21swapper/021:13:550
212282150,13sleep2144650irq/27-eth020:27:212
1770999152,8cyclictest30669-21head19:35:213
17709991510,3cyclictest0-21swapper/320:10:013
1770999150,14cyclictest44-21ksoftirqd/320:52:143
1770999150,14cyclictest44-21ksoftirqd/319:21:333
1770999150,14cyclictest36-21rcuop/219:25:153
1770499153,9cyclictest0-21swapper/220:55:192
1770499153,5cyclictest9912-21taskset20:02:502
1770499150,11cyclictest153250irq/28-eth1-rx-19:15:022
1769899153,11cyclictest144650irq/27-eth022:45:271
1769899153,11cyclictest144650irq/27-eth022:45:261
1769399157,6cyclictest0-21swapper/020:25:130
1769399155,3cyclictest0-21swapper/023:37:300
1769399150,2cyclictest6960-21sshd23:20:160
1769399150,14cyclictest28042-21sshd00:00:460
1769399150,14cyclictest0-21swapper/019:41:430
1769399150,14cyclictest0-21swapper/019:20:170
1770999149,4cyclictest0-21swapper/320:01:263
1770999148,5cyclictest0-21swapper/320:10:133
1770999142,11cyclictest144650irq/27-eth021:00:253
1770999142,11cyclictest144650irq/27-eth020:15:333
1770999141,9cyclictest19911-21latency_hist19:15:013
1770999141,12cyclictest0-21swapper/319:56:453
1770999140,3cyclictest236752sleep320:34:353
1770499143,10cyclictest0-21swapper/220:46:542
1770499143,10cyclictest0-21swapper/220:21:032
1770499141,9cyclictest0-21swapper/220:31:422
1770499141,6cyclictest0-21swapper/219:50:182
1770499140,5cyclictest0-21swapper/219:20:132
1770499140,11cyclictest0-21swapper/220:50:192
1769899145,0cyclictest0-21swapper/119:39:591
1769899142,11cyclictest144650irq/27-eth019:20:201
1769899140,12cyclictest14879-21munin-node20:15:171
1769399142,7cyclictest0-21swapper/020:45:160
1769399142,10cyclictest0-21swapper/019:45:160
1769399140,2cyclictest0-21swapper/020:25:000
1769399140,13cyclictest0-21swapper/020:10:120
1769399140,13cyclictest0-21swapper/019:30:190
1770999139,3cyclictest144650irq/27-eth020:45:503
1770999139,3cyclictest0-21swapper/319:40:333
1770999138,4cyclictest0-21swapper/319:16:293
17709991311,1cyclictest0-21swapper/320:21:013
1770999131,11cyclictest0-21swapper/319:50:093
1770999130,12cyclictest0-21swapper/321:05:433
1770999130,12cyclictest0-21swapper/321:05:433
1770499133,8cyclictest0-21swapper/219:47:532
1770499133,7cyclictest0-21swapper/219:59:122
1770499132,10cyclictest153250irq/28-eth1-rx-19:11:452
17704991311,1cyclictest0-21swapper/220:43:002
17704991310,2cyclictest0-21swapper/219:35:112
1770499130,5cyclictest0-21swapper/220:15:222
1770499130,12cyclictest0-21swapper/220:35:332
1770499130,12cyclictest0-21swapper/219:40:102
1769899139,3cyclictest144650irq/27-eth019:45:551
1769899132,10cyclictest144650irq/27-eth021:05:281
1769899132,10cyclictest144650irq/27-eth021:05:281
1769899132,10cyclictest144650irq/27-eth020:00:301
1769899132,10cyclictest0-21swapper/119:30:031
17698991311,1cyclictest0-21swapper/120:55:121
1769899130,4cyclictest2512-21runrttasks19:56:001
1769899130,12cyclictest144650irq/27-eth021:00:271
1769899130,12cyclictest0-21swapper/119:29:261
1769899130,12cyclictest0-21swapper/119:15:461
1769899130,11cyclictest31925-21ntp_states20:50:181
1769899130,11cyclictest29386-21munin-node20:45:181
1769899130,11cyclictest23399-21taskset20:31:031
1769399131,1cyclictest0-21swapper/020:41:430
17693991311,1cyclictest0-21swapper/020:53:200
17693991311,1cyclictest0-21swapper/020:02:290
1769399130,5cyclictest0-21swapper/021:00:140
1769399130,12cyclictest0-21swapper/020:16:550
1769399130,12cyclictest0-21swapper/019:26:350
1769399130,12cyclictest0-21swapper/019:15:110
1770999126,2cyclictest24660-21hwlatdetect20:35:143
1770999120,3cyclictest19742-21df_inode20:25:113
1770999120,10cyclictest0-21swapper/320:40:133
1770499120,11cyclictest144650irq/27-eth019:25:512
1769899127,3cyclictest21057-21users20:25:221
1769899120,3cyclictest24742-21irqstats20:35:141
1769899120,11cyclictest18366-21perl19:10:121
1769899120,11cyclictest0-21swapper/120:40:371
1769899120,10cyclictest17203-21seq20:20:111
1769399127,4cyclictest0-21swapper/020:32:140
17693991211,1cyclictest0-21swapper/020:05:460
1769399121,10cyclictest0-21swapper/020:55:200
1769399120,1cyclictest0-21swapper/019:50:000
1769399120,1cyclictest0-21swapper/019:12:580
1769399120,11cyclictest0-21swapper/021:05:280
1769399120,11cyclictest0-21swapper/021:05:280
1769399120,11cyclictest0-21swapper/020:35:540
1769399120,10cyclictest0-21swapper/019:56:430
1769399117,3cyclictest0-21swapper/019:35:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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