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2026-01-06 - 08:38
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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 Tue Jan 06, 2026 00:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2645721330,0sleep026449-21sshd22:30:170
4468210532,44sleep10-21swapper/119:09:231
178342930,1sleep217833-21tr23:50:172
441328935,50sleep30-21swapper/319:08:413
114262860,0sleep00-21swapper/021:35:080
269192800,3sleep0475399cyclictest22:50:530
279342770,2sleep30-21swapper/323:53:423
109982770,1sleep211004-21latency_hist21:24:592
105382740,1sleep22439-21runrttasks00:19:382
181542720,3sleep20-21swapper/223:19:282
8632610,2sleep12439-21runrttasks23:45:071
413825236,12sleep00-21swapper/019:05:250
426824933,12sleep20-21swapper/219:06:542
275422350,1sleep30-21swapper/321:30:063
227162330,0sleep00-21swapper/023:00:100
127602330,2sleep10-21swapper/122:25:501
476799320,30cyclictest1935-21nscd22:01:073
476799300,24cyclictest22273-21ls20:59:593
476799290,26cyclictest12986-21nfsd421:25:193
241932260,4sleep1475899cyclictest23:31:251
476799250,8cyclictest137550irq/27-eth023:48:563
476799250,21cyclictest1882-21nfsd22:23:053
476799250,17cyclictest137550irq/27-eth000:39:443
476799240,17cyclictest137550irq/27-eth021:21:583
476799240,0cyclictest0-21swapper/321:50:113
212292240,3sleep22439-21runrttasks23:10:062
476799230,20cyclictest1884-21nfsd00:21:003
476799230,17cyclictest16124-21bash23:29:093
476799230,15cyclictest30556-21sshd22:52:113
476799230,15cyclictest137550irq/27-eth000:33:313
476799230,15cyclictest137550irq/27-eth000:33:313
282232230,21sleep2137550irq/27-eth000:36:012
476799223,7cyclictest31581-21sshd23:55:003
476799222,12cyclictest6994-21sshd23:05:183
476799220,9cyclictest137550irq/27-eth021:16:523
476799220,20cyclictest8275-21sshd00:18:493
476799220,20cyclictest25111-21sshd00:13:463
476799220,20cyclictest22508-21sshd23:30:483
476799220,17cyclictest1926-21nscd22:05:513
476799220,16cyclictest137550irq/27-eth023:40:533
476799220,16cyclictest137550irq/27-eth020:25:153
476799220,12cyclictest10138-21bash22:55:493
476799220,11cyclictest21062-21fschecks_count19:45:133
476799218,11cyclictest13778-21sshd22:15:583
476799211,13cyclictest15034-21sshd21:45:543
476799210,8cyclictest146450irq/28-eth1-rx-21:01:023
476799210,19cyclictest9410-21sshd23:37:093
476799210,19cyclictest6478-21sshd21:13:313
476799210,19cyclictest5774-21sshd22:44:363
476799210,19cyclictest29133-21sshd23:22:473
476799210,19cyclictest2849-21sshd22:12:443
476799210,19cyclictest27645-21munin-node00:25:223
476799210,19cyclictest27564-21sshd23:01:273
476799210,19cyclictest19926-21sshd21:37:333
476799210,19cyclictest15410-21id22:37:033
476799210,19cyclictest15178-21sshd22:26:423
476799210,19cyclictest14507-21sshd23:18:083
476799210,19cyclictest13773-21sshd22:46:493
476799210,19cyclictest0-21swapper/321:56:003
476799210,19cyclictest0-21swapper/321:56:003
476799210,16cyclictest1506-21bash00:05:483
476799210,14cyclictest28142-21sshd22:30:413
476799210,14cyclictest27761-21sshd21:40:113
476799210,12cyclictest20035-21sshd00:01:213
476799210,10cyclictest27021-21sshd23:11:373
313832210,2sleep20-21swapper/223:34:032
476799200,16cyclictest137550irq/27-eth020:51:373
476799200,12cyclictest25031-21latency_hist19:55:013
165862200,0sleep00-21swapper/023:18:530
476799196,11cyclictest30504-21sh20:05:143
476799190,17cyclictest1948-21snmpd20:15:023
476799190,10cyclictest1884-21nfsd19:21:433
475899198,3cyclictest0-21swapper/122:07:481
296352190,2sleep10-21swapper/123:43:531
146862190,17sleep210850irq/23-ehci_hcd20:40:222
476799187,9cyclictest26565-21chrt21:07:023
476799185,11cyclictest4967-21cat19:10:113
476799180,16cyclictest16833-21hddtemp_smartct19:35:113
476799180,11cyclictest14437-21grep20:40:193
476299180,13cyclictest0-21swapper/221:40:572
88692170,15sleep110850irq/23-ehci_hcd00:08:281
476799170,9cyclictest137550irq/27-eth020:45:173
476799170,7cyclictest137550irq/27-eth019:30:183
476799170,15cyclictest13183-21perf20:40:003
476799170,12cyclictest137550irq/27-eth020:20:123
476299179,4cyclictest0-21swapper/223:25:082
476299177,8cyclictest10988-21sshd00:30:192
476299177,8cyclictest10988-21sshd00:30:182
4758991713,3cyclictest10850irq/23-ehci_hcd22:20:071
475899170,15cyclictest0-21swapper/121:57:441
475899170,15cyclictest0-21swapper/121:57:441
475399178,8cyclictest0-21swapper/021:51:460
475399172,4cyclictest0-21swapper/022:05:140
476799160,9cyclictest137550irq/27-eth020:30:183
476799160,14cyclictest7840-21irqstats19:15:173
476799160,14cyclictest1960-21snmpd20:00:123
476799160,14cyclictest0-21swapper/319:25:223
476799160,14cyclictest0-21swapper/319:25:223
476799160,11cyclictest137550irq/27-eth020:10:143
476799160,10cyclictest137550irq/27-eth019:40:243
476299162,9cyclictest20720-21basename23:10:002
4762991613,2cyclictest0-21swapper/222:58:362
476299161,13cyclictest26464-21munin-node22:40:232
4762991610,2cyclictest5565-21sshd23:35:452
476299160,14cyclictest0-21swapper/200:05:082
475899167,1cyclictest0-21swapper/123:15:181
4758991612,3cyclictest1164-21bash23:03:381
475899160,14cyclictest0-21swapper/121:50:181
475899160,14cyclictest0-21swapper/100:37:061
475899160,12cyclictest0-21swapper/123:10:341
475399160,15cyclictest0-21swapper/023:26:300
475399160,15cyclictest0-21swapper/022:41:240
475399160,15cyclictest0-21swapper/021:42:320
475399160,15cyclictest0-21swapper/000:35:510
475399160,13cyclictest0-21swapper/000:12:560
318222160,14sleep1137550irq/27-eth021:11:061
476799150,13cyclictest25507-21tr19:55:133
476299153,11cyclictest10850irq/23-ehci_hcd20:23:102
476299153,11cyclictest0-21swapper/219:46:082
476299151,7cyclictest1146-21jbd2/dm-2-800:01:132
4762991513,1cyclictest0-21swapper/220:35:542
4762991512,2cyclictest24097-21sshd22:19:392
4762991512,2cyclictest21656-21sshd23:40:562
4762991512,2cyclictest13235-21munin-node21:15:212
4762991512,2cyclictest0-21swapper/223:59:152
4762991511,3cyclictest10850irq/23-ehci_hcd21:00:312
4762991510,1cyclictest28971-21sshd22:30:592
476299150,14cyclictest0-21swapper/222:30:002
476299150,14cyclictest0-21swapper/222:13:542
476299150,14cyclictest0-21swapper/222:06:182
475899157,6cyclictest13226-21bash22:36:171
475899157,6cyclictest0-21swapper/123:56:191
475899157,3cyclictest0-21swapper/123:23:341
475899150,9cyclictest25124-21munin-run22:20:001
475899150,6cyclictest0-21swapper/121:48:101
475899150,6cyclictest0-21swapper/121:39:501
475899150,6cyclictest0-21swapper/121:25:461
475899150,3cyclictest137550irq/27-eth021:20:401
475899150,14cyclictest27238-21sshd22:50:591
475899150,14cyclictest0-21swapper/123:38:321
475899150,13cyclictest1884-21nfsd21:40:371
475899150,13cyclictest0-21swapper/123:50:491
475899150,13cyclictest0-21swapper/121:31:421
475899150,13cyclictest0-21swapper/100:21:441
475899150,13cyclictest0-21swapper/100:10:431
475899150,12cyclictest28450irq/26-ahci[00000:16:391
475899150,11cyclictest0-21swapper/123:27:121
475899150,10cyclictest0-21swapper/122:44:571
475899150,10cyclictest0-21swapper/120:52:481
475399158,4cyclictest0-21swapper/021:59:550
475399158,4cyclictest0-21swapper/021:59:550
475399156,6cyclictest0-21swapper/023:35:470
475399150,4cyclictest0-21swapper/022:15:520
475399150,12cyclictest0-21swapper/021:33:100
475399150,12cyclictest0-21swapper/019:16:400
475399150,11cyclictest0-21swapper/022:20:480
475399150,11cyclictest0-21swapper/021:23:000
475399150,11cyclictest0-21swapper/021:12:080
476299148,5cyclictest14957-21sshd00:20:362
476299146,4cyclictest146450irq/28-eth1-rx-21:34:332
476299143,3cyclictest10850irq/23-ehci_hcd20:07:292
476299143,10cyclictest10850irq/23-ehci_hcd21:06:272
476299142,11cyclictest10850irq/23-ehci_hcd20:51:502
476299142,10cyclictest22156-21sshd21:48:242
476299141,3cyclictest0-21swapper/221:25:592
476299141,12cyclictest21522-21sshd00:12:262
476299141,12cyclictest11537-21sshd22:46:002
4762991410,3cyclictest4683-21sshd23:04:522
4762991410,3cyclictest16994-21sshd22:37:392
476299140,6cyclictest0-21swapper/221:53:022
476299140,5cyclictest0-21swapper/219:32:372
476299140,13cyclictest26621-21sshd22:00:032
476299140,13cyclictest0-21swapper/223:22:022
476299140,13cyclictest0-21swapper/222:53:442
476299140,13cyclictest0-21swapper/221:36:282
476299140,12cyclictest27389-21bash00:25:062
476299140,11cyclictest137550irq/27-eth021:12:402
476299140,10cyclictest0-21swapper/221:56:532
476299140,10cyclictest0-21swapper/221:56:532
475899149,4cyclictest32741-21bash22:01:391
475899143,10cyclictest10850irq/23-ehci_hcd19:31:031
475899141,12cyclictest137550irq/27-eth021:00:011
475899141,12cyclictest137550irq/27-eth020:10:241
475899141,12cyclictest0-21swapper/119:46:061
4758991410,3cyclictest10850irq/23-ehci_hcd21:05:571
475899140,5cyclictest0-21swapper/119:13:421
475899140,2cyclictest0-21swapper/100:00:091
475899140,13cyclictest6462-21sshd22:14:011
475899140,13cyclictest16439-21sshd00:32:191
475899140,13cyclictest16439-21sshd00:32:191
475899140,13cyclictest0-21swapper/121:16:261
475899140,12cyclictest9578-21sshd23:05:581
475899140,12cyclictest1884-21nfsd00:26:201
475399148,5cyclictest0-21swapper/023:52:470
475399148,5cyclictest0-21swapper/020:59:390
475399148,3cyclictest0-21swapper/021:48:240
475399147,6cyclictest1884-21nfsd23:46:170
475399147,6cyclictest0-21swapper/022:03:120
475399147,6cyclictest0-21swapper/000:33:420
475399147,6cyclictest0-21swapper/000:33:420
475399141,7cyclictest0-21swapper/019:30:140
4753991412,1cyclictest16336-21sshd21:16:190
4753991412,1cyclictest0-21swapper/023:21:190
475399140,13cyclictest0-21swapper/023:40:350
475399140,13cyclictest0-21swapper/023:10:320
475399140,13cyclictest0-21swapper/023:05:220
475399140,13cyclictest0-21swapper/022:48:000
475399140,13cyclictest0-21swapper/022:38:030
475399140,13cyclictest0-21swapper/022:27:040
475399140,13cyclictest0-21swapper/021:06:500
475399140,13cyclictest0-21swapper/020:34:290
475399140,13cyclictest0-21swapper/000:25:030
475399140,13cyclictest0-21swapper/000:19:210
476299137,5cyclictest0-21swapper/223:45:402
476299132,7cyclictest9167-21diskstats20:30:112
476299132,7cyclictest0-21swapper/219:23:032
476299131,11cyclictest6441-21kworker/u8:120:26:082
4762991311,1cyclictest0-21swapper/219:50:242
476299130,8cyclictest1883-21nfsd22:20:462
476299130,5cyclictest0-21swapper/220:57:042
476299130,4cyclictest1884-21nfsd20:01:522
476299130,12cyclictest0-21swapper/220:47:442
476299130,12cyclictest0-21swapper/220:15:382
476299130,12cyclictest0-21swapper/219:40:252
476299130,12cyclictest0-21swapper/219:35:232
476299130,12cyclictest0-21swapper/219:25:032
476299130,12cyclictest0-21swapper/219:25:032
476299130,12cyclictest0-21swapper/219:12:482
475899139,3cyclictest137550irq/27-eth019:41:311
475899132,10cyclictest0-21swapper/120:20:211
475899130,7cyclictest27330-21perf20:00:011
475899130,4cyclictest9339-21munin-node19:20:101
475899130,4cyclictest6267-21sshd22:55:011
475899130,4cyclictest29048-21sshd22:30:591
475899130,4cyclictest28299-21iostat20:00:151
475899130,4cyclictest13793-21sshd22:46:491
475899130,12cyclictest0-21swapper/120:55:381
475899130,12cyclictest0-21swapper/120:47:061
475899130,12cyclictest0-21swapper/119:39:261
475899130,12cyclictest0-21swapper/119:17:201
475899130,11cyclictest6891-21diskstats20:25:131
475899130,11cyclictest31470-21users20:05:231
475899130,11cyclictest2958-21munin-node20:15:171
475899130,11cyclictest11941-21diskstats19:25:121
475899130,11cyclictest11941-21diskstats19:25:121
475399139,1cyclictest18837-21kworker/0:222:12:020
475399138,4cyclictest0-21swapper/021:27:040
475399137,3cyclictest0-21swapper/023:55:020
475399137,3cyclictest0-21swapper/020:42:590
475399133,9cyclictest0-21swapper/020:16:540
475399131,2cyclictest0-21swapper/000:07:050
4753991311,1cyclictest0-21swapper/022:56:110
4753991311,1cyclictest0-21swapper/000:20:310
475399130,5cyclictest8-21rcu_preempt19:20:130
475399130,12cyclictest0-21swapper/023:30:410
475399130,12cyclictest0-21swapper/021:00:100
475399130,12cyclictest0-21swapper/020:29:330
475399130,12cyclictest0-21swapper/020:23:490
475399130,12cyclictest0-21swapper/019:54:510
475399130,12cyclictest0-21swapper/019:49:290
475399130,12cyclictest0-21swapper/019:35:130
475399130,10cyclictest0-21swapper/000:01:000
476299128,3cyclictest791-21ntp_states20:10:212
476299120,10cyclictest7333-21df19:15:122
475899128,3cyclictest9030-21cpuspeed_turbos20:30:111
475899120,3cyclictest23313-21entropy19:50:111
475899120,1cyclictest0-21swapper/120:40:171
475899120,10cyclictest11438-21df_inode20:35:141
475399127,4cyclictest2439-21runrttasks20:48:270
475399125,6cyclictest0-21swapper/020:10:180
475399122,6cyclictest0-21swapper/019:40:140
4753991211,1cyclictest0-21swapper/020:37:040
475399120,11cyclictest1884-21nfsd20:51:390
475399120,11cyclictest0-21swapper/019:56:480
475399120,11cyclictest0-21swapper/019:26:410
475399120,11cyclictest0-21swapper/019:26:410
476299110,10cyclictest25582-21df_inode19:55:132
475399117,3cyclictest0-21swapper/020:05:200
475399112,5cyclictest0-21swapper/019:10:140
475399110,10cyclictest0-21swapper/020:00:050
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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