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2025-12-19 - 15:34
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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 Fri Dec 19, 2025 12:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1519421090,2sleep10-21swapper/108:30:161
993329434,40sleep30-21swapper/307:08:063
985229334,55sleep10-21swapper/107:07:041
78232920,2sleep30-21swapper/310:22:283
41902850,2sleep10-21swapper/112:25:221
12802830,2sleep30-21swapper/311:01:193
19542820,2sleep20-21swapper/211:53:392
178282820,2sleep12439-21runrttasks11:48:121
313122770,2sleep131303-21sshd10:40:131
15352760,2sleep30-21swapper/310:51:043
122512750,1sleep10-21swapper/108:25:111
198222740,1sleep20-21swapper/211:17:402
991727132,11sleep20-21swapper/207:07:532
184452670,1sleep10-21swapper/111:37:591
248802650,6sleep01035699cyclictest10:07:300
995425933,14sleep00-21swapper/007:08:190
235062402,35sleep3137550irq/27-eth011:29:253
235062402,35sleep3137550irq/27-eth011:29:253
277472240,22sleep3137550irq/27-eth010:39:163
6062230,3sleep20-21swapper/209:50:052
281532230,3sleep30-21swapper/311:51:233
261962230,2sleep10-21swapper/109:37:431
175302220,3sleep20-21swapper/210:15:172
13842220,1sleep10-21swapper/111:01:201
126002220,2sleep30-21swapper/310:03:503
245212214,15sleep110850irq/23-ehci_hcd12:11:061
1035699217,3cyclictest0-21swapper/010:21:040
1035699210,20cyclictest16838-21sshd09:55:060
1035699210,20cyclictest0-21swapper/010:38:500
1035699210,20cyclictest0-21swapper/010:04:310
1035699210,1cyclictest0-21swapper/009:22:450
1035699210,16cyclictest0-21swapper/011:51:320
294312200,0sleep229430-21bash11:10:202
217282200,2sleep221730-21needreboot12:10:172
1035699200,1cyclictest0-21swapper/010:55:380
1035699200,19cyclictest32612-21cut09:50:000
1035799197,5cyclictest14897-21sshd11:05:301
1035799196,3cyclictest0-21swapper/111:50:371
1035799195,4cyclictest12294-21sshd09:33:311
1035699197,11cyclictest20938-21sshd09:16:000
1035699194,14cyclictest24942-21kworker/0:111:00:200
10356991911,7cyclictest0-21swapper/010:14:390
1035699190,1cyclictest0-21swapper/009:25:210
1035699190,18cyclictest0-21swapper/012:30:540
1035699190,18cyclictest0-21swapper/012:12:120
1035699190,18cyclictest0-21swapper/010:41:390
1035699190,17cyclictest0-21swapper/010:28:210
155242180,2sleep10-21swapper/109:14:471
1035999180,13cyclictest0-21swapper/311:16:263
1035699188,9cyclictest0-21swapper/012:28:200
1035699187,10cyclictest0-21swapper/011:42:130
1035699183,10cyclictest9929-21bash11:45:220
1035699180,9cyclictest20862-21id09:35:520
1035699180,9cyclictest0-21swapper/012:07:520
1035699180,9cyclictest0-21swapper/009:40:090
1035699180,1cyclictest31696-21sshd12:03:110
1035699180,1cyclictest14602-21df08:30:110
1035699180,1cyclictest0-21swapper/012:20:540
1035699180,1cyclictest0-21swapper/012:17:380
1035699180,1cyclictest0-21swapper/010:31:010
1035699180,1cyclictest0-21swapper/009:04:590
1035699180,17cyclictest0-21swapper/011:39:270
1035699180,17cyclictest0-21swapper/011:31:420
1035699180,17cyclictest0-21swapper/011:31:420
1035699180,17cyclictest0-21swapper/011:20:560
1035699180,17cyclictest0-21swapper/011:14:240
1035699180,17cyclictest0-21swapper/008:04:220
1035699180,14cyclictest17180-21munin-node07:25:110
1035699180,12cyclictest0-21swapper/009:53:290
230532170,15sleep3137550irq/27-eth011:08:283
222302170,15sleep1137550irq/27-eth010:16:471
1035999175,11cyclictest10850irq/23-ehci_hcd10:16:213
1035999173,13cyclictest27295-21sshd10:49:213
1035799176,3cyclictest0-21swapper/110:34:341
1035799176,3cyclictest0-21swapper/110:08:071
1035699178,8cyclictest0-21swapper/008:05:370
1035699175,9cyclictest0-21swapper/011:05:090
1035699171,10cyclictest0-21swapper/010:17:310
1035699170,9cyclictest15234-21df_inode07:20:110
1035699170,2cyclictest9799-21cp09:32:390
1035699170,1cyclictest0-21swapper/011:55:040
1035699170,1cyclictest0-21swapper/011:25:260
1035699170,1cyclictest0-21swapper/011:25:260
1035699170,1cyclictest0-21swapper/011:18:280
1035699170,1cyclictest0-21swapper/010:54:480
1035699170,1cyclictest0-21swapper/008:15:390
1035699170,16cyclictest0-21swapper/008:50:240
1035699170,16cyclictest0-21swapper/008:50:230
1035699170,16cyclictest0-21swapper/007:51:020
1035699170,15cyclictest0-21swapper/009:10:160
1035699170,12cyclictest15830-21wc10:45:210
72032160,1sleep20-21swapper/212:37:062
1035999167,7cyclictest0-21swapper/309:54:043
1035999164,11cyclictest0-21swapper/312:08:083
1035999160,3cyclictest0-21swapper/310:58:183
1035999160,14cyclictest0-21swapper/312:11:453
1035799164,4cyclictest6869-21sshd12:15:471
1035799164,11cyclictest10850irq/23-ehci_hcd10:14:071
1035799162,4cyclictest23245-21sshd09:16:491
10357991613,2cyclictest10850irq/23-ehci_hcd09:55:061
1035799160,5cyclictest17396-21sshd10:35:321
1035699162,13cyclictest1543-21kworker/0:109:05:350
1035699161,13cyclictest0-21swapper/007:40:150
1035699160,8cyclictest0-21swapper/008:35:070
1035699160,1cyclictest0-21swapper/012:36:010
1035699160,1cyclictest0-21swapper/007:45:200
1035699160,15cyclictest0-21swapper/008:56:290
1035699160,15cyclictest0-21swapper/008:45:160
1035699160,15cyclictest0-21swapper/008:40:160
1035699160,15cyclictest0-21swapper/007:37:570
1035699160,15cyclictest0-21swapper/007:18:200
1035699160,13cyclictest0-21swapper/007:57:030
1035999157,6cyclictest0-21swapper/311:21:263
1035999155,1cyclictest0-21swapper/310:43:353
1035999154,10cyclictest10850irq/23-ehci_hcd09:14:463
10359991513,1cyclictest0-21swapper/309:55:473
10359991511,3cyclictest18175-21sshd09:35:143
10359991511,3cyclictest146450irq/28-eth1-rx-10:28:013
10359991511,3cyclictest10850irq/23-ehci_hcd12:24:063
1035999150,4cyclictest137550irq/27-eth012:35:013
1035999150,14cyclictest0-21swapper/312:34:443
1035999150,13cyclictest16606-21munin-node08:35:153
1035999150,13cyclictest0-21swapper/311:11:203
1035999150,13cyclictest0-21swapper/309:41:473
1035999150,12cyclictest1993-21sshd09:19:123
1035899158,6cyclictest1990-21sshd10:40:582
1035899153,11cyclictest25070-21sshd11:29:572
1035899153,11cyclictest25070-21sshd11:29:562
1035899152,5cyclictest25867-21sshd10:38:342
1035899151,6cyclictest0-21swapper/209:24:372
10358991513,1cyclictest0-21swapper/209:55:062
1035899151,12cyclictest13782-21sshd10:45:052
10358991510,4cyclictest497-21sshd10:00:092
10358991510,4cyclictest0-21swapper/210:28:182
1035899150,7cyclictest0-21swapper/208:41:122
1035799157,1cyclictest3921-21sshd10:00:451
1035799156,3cyclictest137550irq/27-eth011:33:221
1035799156,3cyclictest137550irq/27-eth011:33:211
1035799155,3cyclictest10850irq/23-ehci_hcd09:25:171
1035799154,4cyclictest4637-21sshd10:52:111
1035799154,4cyclictest10850irq/23-ehci_hcd10:48:411
1035799154,3cyclictest0-21swapper/111:20:271
1035799152,12cyclictest137550irq/27-eth011:56:311
1035799151,4cyclictest23422-21sshd10:58:161
1035799151,12cyclictest26522-21sshd10:28:331
1035799150,6cyclictest0-21swapper/111:11:321
1035699157,7cyclictest0-21swapper/008:27:450
1035699150,14cyclictest0-21swapper/008:22:570
1035699150,14cyclictest0-21swapper/008:10:120
1035699150,14cyclictest0-21swapper/007:30:210
1035699150,14cyclictest0-21swapper/007:10:480
1035999148,5cyclictest8443-21sshd12:26:573
1035999148,1cyclictest24404-21fschecks_count07:40:143
1035999147,6cyclictest12495-21sshd11:56:493
1035999144,3cyclictest0-21swapper/311:32:373
1035999144,3cyclictest0-21swapper/311:32:373
1035999142,0cyclictest0-21swapper/309:48:333
1035999141,4cyclictest0-21swapper/311:41:273
10359991411,2cyclictest36-21rcuop/208:25:073
10359991410,0cyclictest0-21swapper/309:25:303
1035999140,2cyclictest0-21swapper/309:23:363
1035999140,13cyclictest28201-21runrttasks07:48:523
1035999140,13cyclictest27613-21bash10:08:293
1035999140,13cyclictest137550irq/27-eth011:49:303
1035999140,13cyclictest0-21swapper/308:23:133
1035999140,12cyclictest4646-21sshd09:30:523
1035999140,12cyclictest22061-21sshd12:00:113
1035899148,5cyclictest7356-21sshd11:03:282
1035899148,5cyclictest2214-21sshd10:51:182
1035899147,6cyclictest30691-21sshd11:41:452
1035899147,6cyclictest20791-21sshd11:07:392
1035899147,6cyclictest1934-21nscd12:05:482
1035899147,6cyclictest0-21swapper/212:26:512
1035899146,7cyclictest0-21swapper/211:21:302
1035899143,0cyclictest3847-21sshd09:30:352
1035899142,11cyclictest31725-21sshd10:20:032
1035899141,4cyclictest23616-21sshd09:36:492
1035899141,4cyclictest1993-21sshd09:26:222
1035899141,12cyclictest7604-21sshd10:32:422
1035899141,11cyclictest17022-21sshd12:30:032
10358991410,3cyclictest7633-21sshd10:12:142
10358991410,3cyclictest26952-21sshd09:18:052
1035899140,6cyclictest2418-21sshd11:32:492
1035899140,6cyclictest2418-21sshd11:32:492
1035799149,4cyclictest10850irq/23-ehci_hcd12:02:061
1035799147,6cyclictest137550irq/27-eth011:19:391
1035799144,0cyclictest0-21swapper/111:41:471
1035799142,3cyclictest4287-21sshd09:20:481
1035799142,2cyclictest27226-21unixbench_multi08:55:231
1035799141,4cyclictest3844-21sshd10:21:041
1035799141,3cyclictest9411-21sshd12:06:121
1035799140,5cyclictest0-21swapper/112:21:431
1035799140,4cyclictest4311-21sshd12:36:021
1035799140,4cyclictest10567-21iostat_ios08:20:161
1035799140,3cyclictest146450irq/28-eth1-rx-09:46:291
1035799140,12cyclictest24933-21taskset08:50:231
1035799140,12cyclictest24933-21taskset08:50:231
109532130,2sleep20-21swapper/208:20:202
1035999137,5cyclictest0-21swapper/310:10:333
1035999136,6cyclictest0-21swapper/307:25:193
1035999132,10cyclictest0-21swapper/311:38:123
1035999130,5cyclictest0-21swapper/307:55:223
1035999130,12cyclictest0-21swapper/310:30:343
1035999130,12cyclictest0-21swapper/309:09:383
1035999130,12cyclictest0-21swapper/308:31:553
1035999130,12cyclictest0-21swapper/308:11:033
1035999130,12cyclictest0-21swapper/308:05:253
1035999130,12cyclictest0-21swapper/307:30:193
1035999130,12cyclictest0-21swapper/307:18:173
1035999130,11cyclictest3223-21sshd12:15:043
1035999130,11cyclictest23750-21crond07:40:003
1035899139,2cyclictest0-21swapper/209:40:592
1035899138,4cyclictest9801-21sshd12:16:522
1035899138,4cyclictest1926-21nscd09:10:012
1035899138,4cyclictest15231-21sh07:20:112
1035899138,4cyclictest14220-21sshd11:36:252
1035899137,5cyclictest27445-21cut07:45:192
1035899137,5cyclictest2439-21runrttasks07:51:152
1035899137,5cyclictest0-21swapper/209:00:192
1035899131,11cyclictest25269-21sshd12:00:492
1035899131,11cyclictest24672-21hddtemp_smartct07:40:152
1035899131,11cyclictest23594-21sshd12:21:172
1035899131,11cyclictest20130-21hddtemp_smartct07:30:132
1035899131,11cyclictest1884-21nfsd10:05:342
1035899131,11cyclictest16757-21sshd10:55:512
1035899131,11cyclictest13284-21sshd11:57:062
10358991310,2cyclictest0-21swapper/209:45:152
1035899130,3cyclictest146450irq/28-eth1-rx-08:46:432
1035799138,4cyclictest137550irq/27-eth007:30:211
1035799135,2cyclictest137550irq/27-eth009:05:211
1035799135,1cyclictest18441-21grep07:25:191
1035799133,2cyclictest0-21swapper/108:05:161
1035799132,1cyclictest137550irq/27-eth012:30:471
1035799132,10cyclictest2041-21lldpd-portmirro09:53:131
1035799132,10cyclictest10850irq/23-ehci_hcd08:15:081
1035799131,3cyclictest146450irq/28-eth1-rx-07:17:111
1035799131,11cyclictest137550irq/27-eth011:25:101
1035799131,11cyclictest137550irq/27-eth011:25:101
1035799130,11cyclictest1100-21munin-node09:40:151
1035999128,3cyclictest16061-21ntp_states07:20:173
1035999127,4cyclictest0-21swapper/308:50:173
1035999127,4cyclictest0-21swapper/308:50:173
1035999121,10cyclictest137550irq/27-eth008:46:043
1035999120,3cyclictest26955-21grep08:55:213
1035999120,11cyclictest29753-21runrttasks09:02:073
1035999120,11cyclictest137550irq/27-eth008:40:223
1035999120,11cyclictest0-21swapper/308:01:073
1035999120,11cyclictest0-21swapper/307:51:113
1035999120,11cyclictest0-21swapper/307:14:473
1035999120,10cyclictest8283-21iostat_ios08:15:143
1035899128,2cyclictest0-21swapper/208:25:142
1035899127,4cyclictest12423-21sshd11:46:142
1035899127,4cyclictest11520-21ntp_states07:10:182
1035899121,3cyclictest7012-21taskset08:11:442
1035899121,3cyclictest12962-21df_inode07:15:122
1035899121,10cyclictest7844-21diskstats08:15:102
10358991210,1cyclictest0-21swapper/208:56:292
10358991210,1cyclictest0-21swapper/208:32:582
1035899120,4cyclictest2417-21chrt08:01:082
1035899120,3cyclictest25069-21yum08:50:252
1035899120,3cyclictest25069-21yum08:50:252
1035899120,2cyclictest0-21swapper/207:59:432
1035799128,3cyclictest0-21swapper/107:44:161
1035799123,2cyclictest18882-21cut08:40:121
1035799121,4cyclictest15302-21cut07:20:111
1035799121,1cyclictest0-21swapper/107:10:111
1035799120,9cyclictest0-21swapper/108:45:401
1035799120,3cyclictest146450irq/28-eth1-rx-08:35:231
1035799120,3cyclictest0-21swapper/108:02:551
1035799120,11cyclictest0-21swapper/108:12:101
1035899117,3cyclictest17753-21ntp_states08:35:192
1035899117,2cyclictest0-21swapper/208:05:142
1035899111,9cyclictest0-21swapper/207:25:112
1035899110,10cyclictest31017-21kernelversion09:05:162
1035899110,10cyclictest21986-21df07:35:122
1035799117,2cyclictest22468-21munin-node07:35:151
1035799116,4cyclictest137550irq/27-eth007:45:111
1035799111,9cyclictest0-21swapper/109:03:091
1035799106,3cyclictest29199-21munin-node07:50:141
1035799101,3cyclictest146450irq/28-eth1-rx-07:55:101
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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