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2026-08-19 - 13:40
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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 Wed Aug 19, 2026 00:44:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
604421370,1sleep26025-21sshd22:32:362
1774621370,5sleep30-21swapper/319:05:103
316821280,4sleep12002799cyclictest22:06:111
2322621250,4sleep12002799cyclictest23:55:271
186321240,2sleep22002899cyclictest23:27:152
1090421190,4sleep32002999cyclictest21:10:063
2862321140,3sleep30-21swapper/321:20:033
1518821010,1sleep00-21swapper/023:51:580
304192920,3sleep10-21swapper/121:20:141
276612910,0sleep00-21swapper/000:33:380
55762890,2sleep15575-21bash21:37:491
99552880,2sleep19950-21sshd22:44:381
292882870,2sleep229285-21sshd22:55:052
24892870,2sleep30-21swapper/323:44:563
290142860,1sleep129013-21sshd21:54:091
66802850,1sleep06678-21bash22:24:050
5882840,2sleep30-21swapper/322:52:223
320292840,0sleep232028-21sshd00:02:062
284462840,2sleep128441-21sshd22:55:001
125542840,3sleep02002699cyclictest20:05:010
114512840,2sleep20-21swapper/222:13:002
314442810,2sleep20-21swapper/200:39:462
198752810,2sleep219878-21sshd00:27:072
1960528133,44sleep10-21swapper/119:07:571
142642810,2sleep12024-21nfsd23:11:111
110132810,4sleep1211ktimersoftd/100:32:071
60082800,1sleep25999-21if_eth021:00:162
287602800,1sleep128758-21sshd00:10:311
157652800,3sleep30-21swapper/323:05:363
256562790,2sleep10-21swapper/123:44:051
201472790,2sleep320145-21sshd22:57:143
237982780,2sleep20-21swapper/223:00:372
141382760,1sleep10-21swapper/122:16:001
133812760,0sleep00-21swapper/023:11:060
267442750,5sleep22002899cyclictest23:35:212
267442750,5sleep22002899cyclictest23:35:212
314852740,2sleep10-21swapper/123:18:281
220922730,2sleep10-21swapper/123:00:291
284632720,2sleep10-21swapper/122:14:321
105052710,2sleep147-21rcuop/323:45:301
222422700,1sleep20-21swapper/223:11:562
51842680,1sleep02024-21nfsd00:05:240
33112650,1sleep10-21swapper/121:12:121
172412610,4sleep12002799cyclictest21:55:571
184032597,12sleep20-21swapper/219:05:132
1950924235,4sleep00-21swapper/019:06:440
94782380,2sleep29477-21bash22:47:282
45872360,0sleep00-21swapper/023:21:480
207102340,2sleep220709-21bash22:39:542
256842313,26sleep1144650irq/27-eth000:21:531
251222310,29sleep3144650irq/27-eth000:01:283
136922300,2sleep30-21swapper/322:33:223
125832300,28sleep2144650irq/27-eth022:04:092
289062280,3sleep02002699cyclictest00:19:200
139772270,2sleep313974-21sshd22:24:433
253302250,1sleep10-21swapper/121:28:121
117822240,2sleep111779-21bash22:04:021
310452230,0sleep00-21swapper/021:37:120
282092230,3sleep22002899cyclictest00:07:322
139452230,4sleep32002999cyclictest23:28:243
79412220,2sleep17937-21sshd22:38:441
32382220,2sleep30-21swapper/300:11:083
30552210,2sleep20-21swapper/200:22:462
303812210,2sleep20-21swapper/222:26:042
2002899214,9cyclictest0-21swapper/221:42:222
2002899214,9cyclictest0-21swapper/221:42:222
58012200,18sleep2144650irq/27-eth022:44:162
57292202,16sleep2144650irq/27-eth023:16:102
204332200,18sleep1144650irq/27-eth023:32:001
204332200,18sleep1144650irq/27-eth023:32:001
2002899196,4cyclictest22595-21sshd21:36:272
2002899193,5cyclictest0-21swapper/219:50:222
20027991913,4cyclictest22484-21sshd00:18:421
2002699190,17cyclictest29624-21sshd21:17:160
16792190,2sleep30-21swapper/323:24:283
68862180,16sleep1144650irq/27-eth022:24:071
37932180,16sleep1144650irq/27-eth023:50:571
37232180,2sleep32512-21runrttasks23:59:383
2002899186,11cyclictest9043-21sshd22:53:072
2002899184,13cyclictest23243-21sshd23:23:292
2002899182,14cyclictest23382-21bash21:22:242
20028991813,3cyclictest20259-21bash21:13:422
20028991812,4cyclictest3341-21sshd00:11:092
20028991810,4cyclictest24262-21sshd22:22:462
20028991810,1cyclictest0-21swapper/219:17:352
2002799187,6cyclictest0-21swapper/123:21:361
182702180,16sleep1144650irq/27-eth000:26:581
160602180,16sleep3144650irq/27-eth023:00:043
20029991710,3cyclictest16155-21bash22:42:153
2002999170,15cyclictest144650irq/27-eth000:25:463
2002999170,15cyclictest0-21swapper/300:07:563
2002999170,12cyclictest2023-21nfsd23:50:103
2002999170,12cyclictest11880-21sshd22:15:483
2002899176,10cyclictest26600-21sshd23:50:112
2002899176,10cyclictest0-21swapper/222:15:232
2002899173,13cyclictest27100-21bash00:33:352
20028991712,3cyclictest26474-21sshd23:55:452
2002899170,15cyclictest0-21swapper/223:43:342
2002899170,12cyclictest29441-21sshd00:16:202
2002799177,4cyclictest12642-21sshd21:44:061
2002799177,4cyclictest12642-21sshd21:44:051
2002799177,3cyclictest0-21swapper/100:09:281
2002799176,5cyclictest21564-21sshd22:48:331
2002799171,6cyclictest13354-21sshd22:30:171
2002799171,11cyclictest10598-21bash21:46:391
2002799170,5cyclictest0-21swapper/123:28:011
2002699178,5cyclictest30399-21sshd23:32:530
2002699178,5cyclictest30399-21sshd23:32:530
2002699177,6cyclictest0-21swapper/023:36:340
2002699177,6cyclictest0-21swapper/023:36:340
2002699172,4cyclictest0-21swapper/022:44:240
20026991711,5cyclictest2935-21bash22:52:340
20026991711,5cyclictest0-21swapper/021:52:220
2002699170,15cyclictest28950irq/26-ahci[00000:12:390
2002999168,6cyclictest0-21swapper/322:11:063
2002999162,13cyclictest144650irq/27-eth000:36:033
2002999162,12cyclictest14746-21sshd00:17:583
20029991611,4cyclictest15979-21sshd23:37:173
20029991611,4cyclictest15979-21sshd23:37:173
2002999161,13cyclictest32762-21sshd23:15:403
20029991611,3cyclictest21150-21sshd21:25:033
20029991610,4cyclictest17051-21sshd22:01:363
2002999160,4cyclictest29707-21sshd21:34:143
2002999160,4cyclictest27744-21sshd00:22:043
2002999160,4cyclictest22869-21sshd00:30:183
2002999160,15cyclictest25547-21sshd21:56:423
2002999160,14cyclictest9117-21sshd21:40:533
2002999160,14cyclictest9117-21sshd21:40:523
2002999160,14cyclictest32296-21sshd21:37:183
2002999160,14cyclictest26153-21sshd22:46:023
2002999160,11cyclictest30595-21bash22:05:413
2002899168,4cyclictest10776-21sshd21:15:362
2002899168,3cyclictest4287-21id21:51:462
2002899164,11cyclictest153250irq/28-eth1-rx-21:25:312
2002899163,6cyclictest12816-21sshd23:05:232
2002899162,7cyclictest27726-21memory19:25:152
2002899162,7cyclictest0-21swapper/220:46:072
2002899162,13cyclictest0-21swapper/220:21:212
2002899160,8cyclictest3034-21sshd21:57:342
2002899160,4cyclictest31915-21cp23:30:122
2002899160,4cyclictest31915-21cp23:30:122
2002899160,14cyclictest0-21swapper/223:46:482
2002899160,14cyclictest0-21swapper/222:05:232
2002799167,5cyclictest144650irq/27-eth023:35:361
2002799167,5cyclictest144650irq/27-eth023:35:351
2002799165,6cyclictest17815-21sshd22:57:011
20027991610,1cyclictest21287-21sshd00:35:511
2002799160,12cyclictest14339-21sshd21:18:481
2002799160,12cyclictest0-21swapper/120:10:361
2002799160,0cyclictest0-21swapper/100:00:341
2002699163,1cyclictest0-21swapper/021:27:240
20026991610,2cyclictest0-21swapper/021:55:590
2002699160,5cyclictest0-21swapper/000:22:480
2002699160,15cyclictest0-21swapper/021:46:100
2002699160,14cyclictest0-21swapper/022:00:080
2002699160,12cyclictest6046-21sshd23:56:500
2002699160,12cyclictest24585-21sshd23:06:240
2002699160,11cyclictest8336-21sshd22:12:440
142482160,1sleep10-21swapper/121:30:031
2002999152,11cyclictest30843-21sshd22:35:033
20029991511,3cyclictest0-21swapper/320:32:073
20029991510,4cyclictest16076-21sshd23:11:213
2002999150,6cyclictest14075-21sshd23:31:243
2002999150,6cyclictest14075-21sshd23:31:243
2002999150,3cyclictest2024-21nfsd22:26:373
2002999150,1cyclictest25173-21sshd21:47:593
2002999150,13cyclictest26008-21sshd21:53:513
2002999150,13cyclictest2023-21nfsd21:15:503
2002899157,3cyclictest23489-21sshd21:30:452
2002899152,9cyclictest23382-21munin-node20:25:232
2002899152,12cyclictest0-21swapper/220:43:222
2002899151,7cyclictest0-21swapper/219:10:192
2002899151,13cyclictest0-21swapper/219:46:452
2002899151,13cyclictest0-21swapper/219:46:452
2002899150,13cyclictest0-21swapper/221:46:372
20027991512,2cyclictest0-21swapper/122:27:511
2002799150,6cyclictest2994-21munin-node20:55:161
2002799150,3cyclictest26607-21chrt19:24:551
2002799150,13cyclictest8144-21sshd23:05:031
2002799150,13cyclictest2512-21runrttasks20:46:361
2002799150,13cyclictest2088-21snmpd20:04:471
2002699158,3cyclictest2838-21bash00:25:320
2002699157,4cyclictest0-21swapper/022:57:040
2002699157,4cyclictest0-21swapper/000:39:350
2002699156,5cyclictest0-21swapper/021:33:410
2002699151,1cyclictest28951-21sshd00:01:500
2002699151,12cyclictest0-21swapper/023:16:260
2002699150,8cyclictest18492-21sshd23:40:230
2002699150,4cyclictest0-21swapper/022:09:250
2002699150,11cyclictest16781-21bash21:41:350
2002699150,11cyclictest16781-21bash21:41:340
2002699150,11cyclictest0-21swapper/023:25:170
2002699150,11cyclictest0-21swapper/023:00:060
2002699150,11cyclictest0-21swapper/021:21:060
2002699150,10cyclictest0-21swapper/021:12:080
2002999140,5cyclictest0-21swapper/320:25:363
2002999140,3cyclictest144650irq/27-eth021:05:443
2002999140,12cyclictest4374-21sshd23:45:043
2002999140,10cyclictest0-21swapper/320:12:023
2002899145,5cyclictest27597-21expr20:35:232
2002899145,5cyclictest2024-21nfsd20:12:352
2002899142,6cyclictest0-21swapper/220:53:252
2002899142,6cyclictest0-21swapper/220:00:292
2002899142,5cyclictest0-21swapper/219:56:052
2002899142,5cyclictest0-21swapper/219:35:572
2002899142,4cyclictest0-21swapper/219:22:362
2002899141,6cyclictest0-21swapper/221:08:332
2002899141,12cyclictest0-21swapper/220:17:372
20028991410,1cyclictest0-21swapper/220:07:432
2002799147,6cyclictest0-21swapper/120:15:241
2002799140,13cyclictest0-21swapper/119:25:121
2002699148,5cyclictest0-21swapper/023:46:430
2002699147,6cyclictest0-21swapper/020:41:590
2002699142,11cyclictest19581-21sshd22:28:010
2002699140,4cyclictest1181-21sshd22:46:430
2002699140,13cyclictest30635-21bash22:17:300
2002699140,13cyclictest0-21swapper/022:35:230
2002699140,13cyclictest0-21swapper/019:46:250
2002699140,13cyclictest0-21swapper/019:46:250
2002699140,13cyclictest0-21swapper/019:35:150
2002699140,13cyclictest0-21swapper/019:25:120
2002699140,11cyclictest0-21swapper/022:34:520
2002999137,5cyclictest0-21swapper/320:35:243
2002999132,10cyclictest144650irq/27-eth020:45:253
2002999130,5cyclictest0-21swapper/319:45:293
2002999130,5cyclictest0-21swapper/319:45:283
2002999130,4cyclictest3158-21munin-node20:55:123
2002999130,4cyclictest24585-21munin-node19:20:213
2002999130,12cyclictest2088-21snmpd19:29:413
2002999130,12cyclictest2024-21nfsd20:06:493
2002999130,12cyclictest0-21swapper/320:41:353
2002999130,12cyclictest0-21swapper/320:20:333
2002999130,12cyclictest0-21swapper/320:17:213
2002999130,12cyclictest0-21swapper/320:00:083
2002999130,12cyclictest0-21swapper/319:55:373
2002999130,12cyclictest0-21swapper/319:51:323
2002999130,12cyclictest0-21swapper/319:16:313
2002999130,11cyclictest29450-21diskstats19:30:143
2002999130,10cyclictest144650irq/27-eth019:36:243
2002899132,5cyclictest0-21swapper/219:40:532
2002899132,4cyclictest0-21swapper/219:32:452
20028991311,1cyclictest0-21swapper/220:30:082
2002899130,12cyclictest0-21swapper/220:56:032
2002799137,5cyclictest0-21swapper/119:15:151
20027991311,1cyclictest0-21swapper/119:31:131
2002799130,4cyclictest9735-21munin-node19:55:231
2002799130,4cyclictest2512-21runrttasks19:12:031
2002799130,12cyclictest0-21swapper/120:51:281
2002799130,12cyclictest0-21swapper/120:42:041
2002799130,12cyclictest0-21swapper/120:36:171
2002799130,12cyclictest0-21swapper/120:30:101
2002799130,12cyclictest0-21swapper/120:28:241
2002799130,12cyclictest0-21swapper/120:20:241
2002799130,12cyclictest0-21swapper/120:05:121
2002799130,12cyclictest0-21swapper/119:54:361
2002799130,12cyclictest0-21swapper/119:44:371
2002799130,12cyclictest0-21swapper/119:39:451
2002799130,11cyclictest5591-21diskstats21:00:131
2002699132,1cyclictest0-21swapper/020:30:120
20026991311,1cyclictest0-21swapper/020:20:420
20026991311,1cyclictest0-21swapper/019:50:480
20026991311,1cyclictest0-21swapper/019:16:550
2002699130,9cyclictest0-21swapper/019:55:190
2002699130,3cyclictest0-21swapper/021:02:330
2002699130,3cyclictest0-21swapper/020:50:230
2002699130,12cyclictest0-21swapper/021:05:530
2002699130,12cyclictest0-21swapper/020:07:480
2002999123,8cyclictest0-21swapper/321:01:373
2002999120,11cyclictest2024-21nfsd20:51:253
2002999120,11cyclictest144650irq/27-eth019:10:183
2002999120,11cyclictest0-21swapper/319:40:103
2002799120,3cyclictest3832-21df19:45:141
2002799120,3cyclictest3832-21df19:45:141
2002799120,11cyclictest0-21swapper/121:05:031
2002699128,3cyclictest0-21swapper/020:47:360
2002699123,4cyclictest0-21swapper/019:20:170
2002699122,2cyclictest0-21swapper/019:31:280
2002699120,3cyclictest0-21swapper/020:55:490
2002699120,11cyclictest0-21swapper/020:25:110
2002699120,11cyclictest0-21swapper/020:10:040
2002699120,11cyclictest0-21swapper/019:10:570
2002699120,10cyclictest0-21swapper/020:15:540
2002699110,3cyclictest0-21swapper/020:35:120
2002699110,3cyclictest0-21swapper/019:40:100
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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