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2025-12-23 - 16:42
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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 Dec 23, 2025 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22067211032,39sleep30-21swapper/307:05:103
2391529833,44sleep10-21swapper/107:07:411
165402930,4sleep22435999cyclictest09:50:192
249492860,2sleep12439-21runrttasks12:38:401
293532830,2sleep20-21swapper/211:16:142
34002760,1sleep13399-21bash09:56:191
194712720,2sleep30-21swapper/310:11:323
118002710,2sleep20-21swapper/210:19:402
221722690,0sleep00-21swapper/009:22:090
77482600,0sleep00-21swapper/009:47:460
2392926035,13sleep00-21swapper/007:07:520
2405025034,12sleep20-21swapper/207:09:222
217832270,2sleep30-21swapper/309:31:573
61712230,2sleep12439-21runrttasks11:40:141
123272224,16sleep210850irq/23-ehci_hcd09:59:312
103172221,19sleep2137550irq/27-eth011:30:502
86652210,19sleep1137550irq/27-eth012:12:121
157702210,4sleep30-21swapper/310:20:263
70372200,2sleep32439-21runrttasks09:27:293
246302190,2sleep224633-21latency08:20:172
181722190,17sleep128450irq/26-ahci[00009:20:471
2435999183,7cyclictest17140-21cp11:22:542
24359991814,3cyclictest31188-21cp10:56:122
2435799184,7cyclictest0-21swapper/010:26:320
2435799182,9cyclictest8-21rcu_preempt11:30:200
24357991810,1cyclictest0-21swapper/007:35:230
2435799180,8cyclictest0-21swapper/009:10:030
2435799180,17cyclictest0-21swapper/010:52:200
324762170,15sleep3137550irq/27-eth012:30:203
24360991712,4cyclictest10850irq/23-ehci_hcd11:43:123
2436099170,2cyclictest0-21swapper/310:08:443
2436099170,15cyclictest0-21swapper/311:14:423
2436099170,15cyclictest0-21swapper/311:01:063
2435799179,7cyclictest8-21rcu_preempt08:40:240
2435799177,9cyclictest0-21swapper/012:18:310
2435799177,6cyclictest10532-21sed10:50:010
2435799176,10cyclictest0-21swapper/010:15:350
2435799170,1cyclictest0-21swapper/012:11:590
2435799170,1cyclictest0-21swapper/009:27:510
2435799170,16cyclictest0-21swapper/012:25:230
2435799170,16cyclictest0-21swapper/011:07:040
2435799170,16cyclictest0-21swapper/010:12:540
2435799170,15cyclictest0-21swapper/011:45:490
2435799170,12cyclictest0-21swapper/011:11:150
2435799170,12cyclictest0-21swapper/010:43:340
2435799170,11cyclictest0-21swapper/011:58:160
308192161,13sleep3137550irq/27-eth011:48:063
2436099166,8cyclictest0-21swapper/310:49:073
2436099162,10cyclictest0-21swapper/311:50:453
24360991612,3cyclictest10850irq/23-ehci_hcd09:40:253
2436099160,14cyclictest0-21swapper/311:37:423
2435999168,6cyclictest18997-21sshd09:11:062
2435999167,7cyclictest0-21swapper/212:06:202
2435999160,14cyclictest0-21swapper/211:49:492
2435899169,6cyclictest0-21swapper/111:32:461
2435899160,7cyclictest0-21swapper/112:06:021
2435899160,7cyclictest0-21swapper/110:03:131
2435899160,3cyclictest0-21swapper/110:29:111
2435899160,14cyclictest0-21swapper/110:14:011
2435899160,11cyclictest9566-21sshd09:38:211
2435799168,4cyclictest0-21swapper/012:01:260
2435799167,8cyclictest30161-21sshd11:37:220
2435799167,8cyclictest16016-21bash11:53:500
2435799167,8cyclictest0-21swapper/011:16:160
2435799166,5cyclictest0-21swapper/010:22:270
2435799166,4cyclictest0-21swapper/009:51:570
2435799165,5cyclictest3-21ksoftirqd/012:05:230
2435799164,5cyclictest3-21ksoftirqd/011:40:230
2435799163,1cyclictest9933-21munin-node09:00:130
2435799160,9cyclictest30185-21sshd10:35:200
2435799160,4cyclictest8-21rcu_preempt08:35:030
2435799160,4cyclictest8-21rcu_preempt08:35:030
2435799160,2cyclictest30777-21df10:05:110
2435799160,1cyclictest10-21rcuc/012:21:290
2435799160,1cyclictest0-21swapper/011:20:100
2435799160,1cyclictest0-21swapper/011:02:180
2435799160,15cyclictest0-21swapper/012:33:450
2435799160,15cyclictest0-21swapper/010:31:320
2435799160,15cyclictest0-21swapper/009:19:580
2435799160,14cyclictest0-21swapper/008:20:180
2435799160,14cyclictest0-21swapper/007:46:400
2435799160,13cyclictest0-21swapper/010:01:380
2435799160,11cyclictest0-21swapper/008:45:070
2435799160,10cyclictest13026-21ntp_states09:05:190
76052150,13sleep1137550irq/27-eth010:38:441
2436099158,3cyclictest0-21swapper/310:28:473
2436099157,6cyclictest0-21swapper/310:37:323
2436099154,2cyclictest0-21swapper/311:23:203
2436099151,4cyclictest0-21swapper/312:38:113
24360991510,3cyclictest2729-21sshd11:07:563
2436099150,14cyclictest0-21swapper/308:45:213
2436099150,13cyclictest29995-21bash12:19:213
2436099150,13cyclictest0-21swapper/310:51:073
2436099150,11cyclictest4044-21sshd10:16:543
2436099150,11cyclictest1860-21sshd09:55:493
2436099150,11cyclictest0-21swapper/312:21:473
2436099150,10cyclictest5748-21sshd12:11:073
2436099150,10cyclictest0-21swapper/307:41:173
2435999158,5cyclictest21832-21sshd09:22:012
2435999158,4cyclictest4743-21sshd12:31:522
2435999158,4cyclictest0-21swapper/208:00:212
2435999157,7cyclictest0-21swapper/210:34:472
2435999157,4cyclictest1882-21nfsd09:40:112
2435999157,4cyclictest10850irq/23-ehci_hcd12:22:432
2435999152,4cyclictest23460-21fw_packets11:35:172
2435999151,13cyclictest4454-21sshd11:08:342
24359991511,3cyclictest32290-21iostat09:35:162
2435999150,14cyclictest0-21swapper/210:54:442
2435999150,14cyclictest0-21swapper/209:48:042
2435999150,13cyclictest8538-21sshd10:08:182
2435999150,13cyclictest8283-21bash09:27:552
2435999150,13cyclictest26632-21bash10:14:042
2435999150,13cyclictest19798-21sshd11:55:092
2435999150,13cyclictest0-21swapper/211:52:032
2435999150,13cyclictest0-21swapper/210:01:272
2435999150,13cyclictest0-21swapper/209:16:522
2435999150,13cyclictest0-21swapper/208:53:412
2435899157,7cyclictest22-21ksoftirqd/110:05:141
2435899157,7cyclictest0-21swapper/111:57:081
2435899157,7cyclictest0-21swapper/111:37:101
2435899157,6cyclictest0-21swapper/111:45:391
2435899157,6cyclictest0-21swapper/110:41:561
2435899155,9cyclictest0-21swapper/109:51:381
2435899153,11cyclictest27134-21nscd11:13:221
24358991510,4cyclictest10850irq/23-ehci_hcd10:23:181
24358991510,4cyclictest10850irq/23-ehci_hcd08:26:501
2435899150,14cyclictest4984-21sshd09:16:501
2435899150,14cyclictest0-21swapper/111:28:311
2435899150,14cyclictest0-21swapper/111:02:371
2435899150,14cyclictest0-21swapper/109:13:351
2435899150,13cyclictest137550irq/27-eth011:05:411
2435899150,13cyclictest0-21swapper/111:50:271
2435899150,13cyclictest0-21swapper/108:50:191
2435899150,13cyclictest0-21swapper/107:43:241
2435899150,11cyclictest24422-21sshd10:54:241
2435799158,4cyclictest0-21swapper/009:57:460
2435799157,5cyclictest0-21swapper/007:41:080
2435799154,2cyclictest0-21swapper/011:25:160
2435799154,2cyclictest0-21swapper/009:36:470
2435799151,1cyclictest0-21swapper/007:56:350
24357991511,1cyclictest3-21ksoftirqd/009:32:390
24357991511,1cyclictest0-21swapper/008:52:430
2435799150,8cyclictest0-21swapper/007:20:180
2435799150,1cyclictest0-21swapper/008:17:050
2435799150,12cyclictest0-21swapper/012:35:470
2435799150,12cyclictest0-21swapper/008:11:370
2435799150,12cyclictest0-21swapper/008:03:500
2435799150,11cyclictest0-21swapper/007:15:110
2435799150,10cyclictest0-21swapper/010:55:430
131012150,2sleep10-21swapper/109:49:401
2436099148,5cyclictest22564-21sshd09:12:213
2436099148,5cyclictest1993-21sshd09:15:243
2436099148,5cyclictest0-21swapper/311:32:483
2436099147,6cyclictest5066-21munin-node08:50:213
2436099147,6cyclictest3541-21sshd11:29:023
2436099140,5cyclictest146450irq/28-eth1-rx-10:55:183
2436099140,5cyclictest12217-21sshd12:02:573
2436099140,5cyclictest0-21swapper/308:24:083
2436099140,13cyclictest25684-21sshd10:34:163
2436099140,12cyclictest24820-21rm11:56:243
2436099140,12cyclictest11633-21sshd10:40:053
2435999148,5cyclictest26564-21sshd11:25:382
2435999148,3cyclictest137550irq/27-eth010:36:572
2435999147,6cyclictest2582-21sshd12:10:152
2435999147,3cyclictest0-21swapper/210:48:282
2435999144,2cyclictest0-21swapper/209:33:062
2435999143,6cyclictest13973-21bash09:10:002
2435999142,4cyclictest137550irq/27-eth010:22:092
2435999142,11cyclictest14320-21sshd10:40:282
2435999142,11cyclictest137550irq/27-eth012:00:582
2435999142,11cyclictest137550irq/27-eth011:12:442
2435999142,11cyclictest0-21swapper/212:27:112
2435999140,12cyclictest7701-21munin-node11:40:232
2435999140,12cyclictest29261-21munin-node10:25:222
2435999140,12cyclictest0-21swapper/212:35:242
2435999140,12cyclictest0-21swapper/212:19:032
2435899148,5cyclictest0-21swapper/112:02:321
2435899148,4cyclictest12874-21nfsd409:05:191
2435899148,3cyclictest36-21rcuop/211:20:261
2435899147,6cyclictest36-21rcuop/212:23:491
2435899147,6cyclictest0-21swapper/111:16:181
2435899142,11cyclictest28868-21bash09:44:271
24358991411,2cyclictest13913-21sshd09:29:521
2435899140,5cyclictest31183-21munin-node07:25:161
2435899140,3cyclictest137550irq/27-eth010:58:461
2435899140,13cyclictest36-21rcuop/212:15:181
2435899140,12cyclictest28350-21munin-node08:30:181
2435899140,12cyclictest1884-21nfsd10:47:491
2435899140,12cyclictest0-21swapper/112:29:171
2435899140,11cyclictest137550irq/27-eth009:31:531
2435899140,10cyclictest29744-21sshd10:15:071
2435799147,4cyclictest0-21swapper/009:40:090
2435799142,9cyclictest3-21ksoftirqd/007:30:150
24357991411,1cyclictest0-21swapper/008:27:160
2435799140,1cyclictest0-21swapper/008:05:310
2435799140,11cyclictest0-21swapper/007:26:140
2435799140,10cyclictest0-21swapper/008:30:580
2436099133,6cyclictest17743-21sshd12:25:243
2436099132,3cyclictest10850irq/23-ehci_hcd08:28:233
2436099130,4cyclictest5272-21sshd09:46:533
2436099130,4cyclictest31243-21sshd09:35:103
2436099130,4cyclictest29222-21taskset09:24:363
2436099130,4cyclictest2439-21runrttasks08:35:123
2436099130,4cyclictest2439-21runrttasks08:35:123
2436099130,4cyclictest22139-21sshd09:52:113
2436099130,4cyclictest18939-21sshd10:01:103
2436099130,4cyclictest18477-21sshd12:05:103
2436099130,12cyclictest0-21swapper/311:15:033
2436099130,12cyclictest0-21swapper/308:40:073
2436099130,12cyclictest0-21swapper/308:33:383
2436099130,12cyclictest0-21swapper/308:03:133
2436099130,12cyclictest0-21swapper/307:50:253
2436099130,12cyclictest0-21swapper/307:26:533
2436099130,12cyclictest0-21swapper/307:21:093
2436099130,11cyclictest23077-21unixbench_multi08:15:223
2436099130,11cyclictest17663-21hddtemp_smartct08:05:143
2435999139,3cyclictest137550irq/27-eth008:47:142
2435999138,3cyclictest0-21swapper/208:05:522
2435999130,4cyclictest4658-21smicount07:35:212
2435999130,4cyclictest2031-21runrttasks07:30:182
2435999130,3cyclictest137550irq/27-eth007:52:412
2435999130,12cyclictest9548-21munin-node07:45:232
2435999130,12cyclictest0-21swapper/208:44:042
2435999130,12cyclictest0-21swapper/208:36:522
2435999130,12cyclictest0-21swapper/208:36:522
2435999130,12cyclictest0-21swapper/208:30:432
2435999130,12cyclictest0-21swapper/207:44:022
2435999130,12cyclictest0-21swapper/207:26:482
2435999130,11cyclictest27229-21ntp_states08:25:202
2435999130,11cyclictest10553-21df_inode11:00:132
2435899137,5cyclictest0-21swapper/107:51:541
2435899136,5cyclictest0-21swapper/107:10:191
2435899135,1cyclictest30529-21bash12:30:021
24358991311,1cyclictest0-21swapper/108:36:151
24358991311,1cyclictest0-21swapper/108:36:151
2435899130,8cyclictest0-21swapper/110:31:071
2435899130,4cyclictest17148-21munin-node08:05:121
2435899130,12cyclictest0-21swapper/108:56:491
2435899130,12cyclictest0-21swapper/108:47:401
2435899130,12cyclictest0-21swapper/108:43:371
2435899130,12cyclictest0-21swapper/108:15:191
2435899130,12cyclictest0-21swapper/107:19:431
2435899130,11cyclictest4057-21munin-node07:35:151
2435899130,11cyclictest24529-21cat08:20:151
2435899130,11cyclictest15461-21iostat08:00:141
24357991310,1cyclictest0-21swapper/008:55:440
2436099128,1cyclictest137550irq/27-eth008:10:043
2436099127,3cyclictest0-21swapper/307:45:143
2436099122,2cyclictest137550irq/27-eth007:30:003
24360991210,1cyclictest0-21swapper/309:00:123
2436099120,3cyclictest0-21swapper/309:05:133
2436099120,3cyclictest0-21swapper/307:55:173
2436099120,11cyclictest24943-21fschecks_time07:10:153
2436099120,11cyclictest2439-21runrttasks08:55:393
2436099120,11cyclictest0-21swapper/307:35:323
2436099120,10cyclictest26965-21diskstats07:15:113
2435999127,3cyclictest12702-21df07:55:122
2435999120,3cyclictest9869-21df09:00:132
2435999120,3cyclictest30739-21sshd07:22:192
2435999120,3cyclictest24969-21perl07:10:162
2435999120,11cyclictest0-21swapper/208:55:072
2435999120,10cyclictest0-21swapper/208:15:142
2435999120,10cyclictest0-21swapper/208:10:122
2435899127,3cyclictest0-21swapper/107:45:031
2435899120,3cyclictest13197-21iostat_ios07:55:151
2435899120,11cyclictest0-21swapper/109:00:111
2435899120,10cyclictest29244-21df_inode07:20:131
2435899120,10cyclictest1334-21df_inode07:30:151
2435899120,10cyclictest0-21swapper/108:10:151
2435799120,1cyclictest0-21swapper/007:53:550
2435799120,1cyclictest0-21swapper/007:13:130
2435999117,3cyclictest27792-21ntp_states07:15:172
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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