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2026-06-26 - 22:37
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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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack0slot2.osadl.org (updated Fri Jun 26, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2556961995958,1cyclictest3126420-21kworker/u16:0+flush-8:012:04:566
255661125519,31sleep70-21swapper/707:08:387
255656024938,8sleep40-21swapper/407:07:554
30632982460,0sleep73063297-21ssh10:56:277
255643024030,7sleep50-21swapper/507:06:045
2556961993937,2cyclictest2978975-21kworker/u16:2+events_unbound11:40:056
2556961993937,2cyclictest2978975-21kworker/u16:2+events_unbound11:40:056
2556961993735,2cyclictest2881020-21kworker/u16:4+events_unbound09:58:126
255641323727,7sleep60-21swapper/607:05:496
2556961993634,2cyclictest3198988-21kworker/u16:5+events_unbound12:02:176
2556961993634,2cyclictest3053010-21kworker/u16:4+events_unbound11:47:266
2556961993634,2cyclictest2881020-21kworker/u16:4+events_unbound09:53:056
2556957993632,3cyclictest2978975-21kworker/u16:2+events_unbound10:39:375
2556961993533,2cyclictest3248406-21kworker/u16:1+events_unbound12:22:586
2556961993533,2cyclictest3248406-21kworker/u16:1+events_unbound12:22:586
2556961993533,2cyclictest3126420-21kworker/u16:0+events_unbound12:31:426
2556961993533,2cyclictest3053010-21kworker/u16:4+events_unbound11:12:416
2556961993533,2cyclictest2951879-21kworker/u16:0+events_unbound10:52:456
2556961993533,2cyclictest2881020-21kworker/u16:4+flush-8:010:06:216
2556961993533,2cyclictest2803695-21kworker/u16:5+events_unbound09:21:256
2556961993533,2cyclictest2706994-21kworker/u16:1+events_unbound08:24:546
2556961993533,2cyclictest2579962-21kworker/u16:2+events_unbound09:13:056
2556961993432,2cyclictest3126420-21kworker/u16:0+events_unbound11:37:016
2556961993432,2cyclictest3052659-21kworker/u16:3+events_unbound11:17:426
2556961993432,2cyclictest3052659-21kworker/u16:3+events_unbound11:07:506
2556961993432,2cyclictest2951879-21kworker/u16:0+events_unbound10:21:586
2556961993432,2cyclictest2951879-21kworker/u16:0+events_unbound10:21:586
2556961993432,2cyclictest2866458-21kworker/u16:2+events_unbound09:47:056
2556961993331,2cyclictest3198988-21kworker/u16:5+events_unbound12:11:056
2556961993331,2cyclictest2991211-21kworker/u16:5+events_unbound10:45:256
2556961993331,2cyclictest2978975-21kworker/u16:2+events_unbound11:29:066
2556961993331,2cyclictest2840558-21kworker/u16:3+events_unbound09:30:306
2556961993331,2cyclictest2667107-21kworker/u16:0+events_unbound09:38:576
2556957993332,1cyclictest3126420-21kworker/u16:0+flush-8:012:29:225
2556961993230,2cyclictest3126420-21kworker/u16:0+events_unbound12:16:166
2556961993230,2cyclictest3053010-21kworker/u16:4+flush-8:011:30:176
2556961993230,2cyclictest3052659-21kworker/u16:3+events_unbound10:59:026
2556961993230,2cyclictest2951879-21kworker/u16:0+events_unbound10:44:216
2556961993230,2cyclictest2840558-21kworker/u16:3+events_unbound10:32:146
2556961993230,2cyclictest2667107-21kworker/u16:0+events_unbound09:28:576
2556961993129,2cyclictest3248406-21kworker/u16:1+events_unbound12:25:096
2556961993129,2cyclictest3186853-21kworker/u16:1+events_unbound11:53:496
2556961993129,2cyclictest3126420-21kworker/u16:0+events_unbound11:57:446
2556961993129,2cyclictest2951879-21kworker/u16:0+events_unbound10:35:256
2556961993128,2cyclictest2667107-21kworker/u16:0+events_unbound08:04:336
2556966993028,1cyclictest2959400-21ssh10:14:427
2556961993028,2cyclictest2840558-21kworker/u16:3+events_unbound10:17:096
2556961993028,2cyclictest2579963-21kworker/u16:5+events_unbound07:30:466
2556961993028,2cyclictest2579962-21kworker/u16:2+events_unbound08:53:216
2556961992927,2cyclictest2881020-21kworker/u16:4+events_unbound10:02:376
2556961992927,2cyclictest2579963-21kworker/u16:5+events_unbound08:21:456
2556966992827,0cyclictest0-21swapper/712:14:487
2556961992826,2cyclictest3248406-21kworker/u16:1+events_unbound12:35:586
2556961992826,2cyclictest2856416-21kworker/u16:1+events_unbound09:40:266
2556961992826,2cyclictest2579963-21kworker/u16:5+events_unbound07:37:336
2556966992726,0cyclictest0-21swapper/710:07:217
2556961992725,2cyclictest2667107-21kworker/u16:0+events_unbound09:16:406
2556961992725,2cyclictest2667107-21kworker/u16:0+events_unbound09:01:256
2556961992725,2cyclictest2667107-21kworker/u16:0+events_unbound09:01:256
2556961992624,2cyclictest3052659-21kworker/u16:3+events_unbound11:20:596
2556961992624,2cyclictest3052658-21kworker/u16:1+flush-8:011:02:396
2556961992624,2cyclictest3052658-21kworker/u16:1+flush-8:011:02:396
2556961992624,2cyclictest2951879-21kworker/u16:0+events_unbound10:27:076
2556961992624,2cyclictest2881020-21kworker/u16:4+events_unbound10:10:566
2556961992624,2cyclictest2756782-21kworker/u16:1+events_unbound08:56:466
2556961992523,2cyclictest2647414-21kworker/u16:3+events_unbound07:52:466
2556961992523,2cyclictest2627986-21kworker/u16:0+events_unbound07:45:146
2556957992522,2cyclictest3053010-21kworker/u16:4+flush-8:011:29:415
30291922240,1chrt0-21swapper/410:44:384
2556966992422,1cyclictest3282367-21ssh12:24:527
255696699240,22cyclictest3052617-21latency_hist10:54:237
2556961992422,2cyclictest2579963-21kworker/u16:5+events_unbound07:42:466
2556961992422,2cyclictest2540322-21kworker/u16:0+events_unbound07:11:476
2556966992322,0cyclictest0-21swapper/709:34:457
2556966992320,2cyclictest3233257-21dnf12:04:567
2556961992321,2cyclictest2726365-21kworker/u16:3+events_unbound08:35:306
2556961992321,2cyclictest2579962-21kworker/u16:2+events_unbound08:32:476
2556961992321,2cyclictest2579962-21kworker/u16:2+events_unbound07:55:476
2556957992319,3cyclictest3052659-21kworker/u16:3+events_unbound11:19:375
2556966992118,2cyclictest3199323-21ssh11:54:267
2556957992119,2cyclictest3053010-21kworker/u16:4+flush-8:012:05:515
2556966992018,1cyclictest2794467-21diskmemload11:11:337
2556966992018,1cyclictest0-21swapper/709:19:427
255696699200,19cyclictest2915225-21ssh09:55:337
255696699200,18cyclictest3039901-21sh10:48:337
2556961992019,1cyclictest2667107-21kworker/u16:0+events_unbound08:04:236
2556966991918,0cyclictest0-21swapper/711:14:397
2556966991917,1cyclictest3016308-21ssh10:39:347
2556966991917,1cyclictest2794467-21diskmemload11:19:547
2556966991917,1cyclictest2784891-21cat09:04:237
2556966991917,1cyclictest2784891-21cat09:04:237
2556961991917,2cyclictest2667107-21kworker/u16:0+events_unbound08:48:376
2556961991917,2cyclictest2579962-21kworker/u16:2+flush-8:007:16:546
2556966991817,0cyclictest0-21swapper/711:29:337
2556966991817,0cyclictest0-21swapper/708:14:517
2556966991815,1cyclictest2794467-21diskmemload10:01:307
255696699180,16cyclictest2902036-21ssh09:49:487
255696699180,16cyclictest0-21swapper/707:16:467
2556961991816,2cyclictest2579963-21kworker/u16:5+events_unbound08:18:226
2556961991816,2cyclictest2579962-21kworker/u16:2+events_unbound07:28:226
2556961991816,2cyclictest2579962-21kworker/u16:2+events_unbound07:28:226
2556961991816,2cyclictest2579962-21kworker/u16:2+events_unbound07:23:236
2556966991716,0cyclictest0-21swapper/711:38:587
2556966991715,1cyclictest3077567-21cat11:04:237
2556966991715,1cyclictest2755263-21sshd-session08:45:087
2556966991712,4cyclictest3174679-21latency_hist11:44:237
2556966991712,4cyclictest3174679-21latency_hist11:44:237
2556966991712,4cyclictest2991098-21latency_hist10:29:237
2556966991711,5cyclictest2745825-21latency_hist08:44:247
2556961991715,2cyclictest2579963-21kworker/u16:5+events_unbound08:12:466
255695299170,1cyclictest0-21swapper/407:34:534
255695299170,14cyclictest0-21swapper/411:07:344
31965322160,0sleep73196533-21sh11:50:047
2556966991615,0cyclictest0-21swapper/707:29:497
2556966991613,2cyclictest1278-21snmpd12:30:587
2556966991613,2cyclictest1278-21snmpd10:11:517
2556966991611,4cyclictest2856031-21latency_hist09:34:237
255696699160,15cyclictest0-21swapper/712:12:077
2556961991614,2cyclictest2756782-21kworker/u16:1+events_unbound09:08:236
2556957991614,2cyclictest1861454-21kworker/u16:1+events_unbound07:24:375
2556957991614,2cyclictest1861454-21kworker/u16:1+events_unbound07:24:375
2556957991613,2cyclictest2579962-21kworker/u16:2+flush-8:008:14:545
2556952991613,3cyclictest0-21swapper/409:22:154
255695299160,14cyclictest0-21swapper/409:56:284
255695299160,13cyclictest3159498-21wc11:34:494
2556961991513,2cyclictest2715599-21kworker/u16:4+events_unbound08:42:386
2556957991513,2cyclictest2951879-21kworker/u16:0+flush-8:010:24:545
2556952991511,1cyclictest3068668-21kthreadcore10:59:414
2556952991511,1cyclictest3068668-21kthreadcore10:59:414
255695299150,0cyclictest0-21swapper/410:10:294
255696699148,5cyclictest2667898-21turbostat08:04:237
2556966991414,0cyclictest0-21swapper/710:35:277
255696699140,1cyclictest0-21swapper/708:49:477
255696699140,1cyclictest0-21swapper/708:04:497
255696699140,13cyclictest0-21swapper/708:09:487
255696699140,12cyclictest2837236-21grep09:24:457
255696699140,12cyclictest1278-21snmpd10:29:397
2556957991412,2cyclictest2579962-21kworker/u16:2+events_unbound08:49:385
2556957991411,3cyclictest3126420-21kworker/u16:0+flush-8:011:54:385
255695799140,1cyclictest0-21swapper/511:05:435
2556952991413,1cyclictest0-21swapper/412:23:434
2556952991413,1cyclictest0-21swapper/412:23:434
2556952991413,1cyclictest0-21swapper/410:55:064
2556952991413,1cyclictest0-21swapper/410:39:494
2556952991413,1cyclictest0-21swapper/407:29:504
255695299140,1cyclictest0-21swapper/410:50:324
255695299140,1cyclictest0-21swapper/408:29:264
255695299140,14cyclictest0-21swapper/412:32:424
255695299140,14cyclictest0-21swapper/411:30:544
255695299140,14cyclictest0-21swapper/411:24:454
255696699139,3cyclictest1278-21snmpd12:01:517
2556966991312,0cyclictest0-21swapper/711:24:467
2556966991311,1cyclictest2804999-21ssh09:11:177
255696699130,3cyclictest2715293-21latency08:24:457
255696699130,12cyclictest3307209-21ssh12:35:237
255695799139,3cyclictest3163729-21cat11:39:365
255695799139,3cyclictest3163729-21cat11:39:365
2556957991312,1cyclictest0-21swapper/512:11:185
2556957991312,1cyclictest0-21swapper/508:04:535
255695799130,13cyclictest0-21swapper/511:18:585
255695799130,13cyclictest0-21swapper/509:12:315
255695799130,0cyclictest0-21swapper/509:51:285
2556952991312,1cyclictest0-21swapper/412:13:184
2556952991312,1cyclictest0-21swapper/411:17:014
2556952991312,1cyclictest0-21swapper/411:12:184
2556952991312,1cyclictest0-21swapper/409:44:004
2556952991312,1cyclictest0-21swapper/408:50:344
2556952991310,2cyclictest3009744-21kthreadcore10:34:434
255695299130,13cyclictest0-21swapper/411:44:464
255695299130,13cyclictest0-21swapper/409:29:584
255695299130,13cyclictest0-21swapper/407:53:204
255695299130,13cyclictest0-21swapper/407:44:584
255696699129,2cyclictest3075528-21ssh11:01:217
255696699128,3cyclictest1278-21snmpd09:07:167
255696699128,3cyclictest1278-21snmpd07:40:107
255696699128,3cyclictest1278-21snmpd07:25:107
255696699128,3cyclictest1278-21snmpd07:25:107
255696699127,4cyclictest1278-21snmpd12:21:127
255696699127,4cyclictest1278-21snmpd12:21:127
255696699126,5cyclictest6341-21gvfs-afc-volume10:20:517
255696699126,5cyclictest6341-21gvfs-afc-volume10:20:517
2556966991211,0cyclictest0-21swapper/708:54:437
255696699120,10cyclictest1278-21snmpd08:34:457
255695799128,3cyclictest2820361-21cat09:19:375
255695799128,3cyclictest2579907-21pool-/usr/libex07:16:235
2556957991211,1cyclictest0-21swapper/511:02:245
2556957991211,1cyclictest0-21swapper/511:02:245
2556957991211,1cyclictest0-21swapper/510:17:285
2556957991211,1cyclictest0-21swapper/510:02:495
255695799120,12cyclictest0-21swapper/511:27:005
255695799120,12cyclictest0-21swapper/509:46:345
2556952991211,1cyclictest0-21swapper/410:32:154
2556952991211,1cyclictest0-21swapper/409:01:554
2556952991211,1cyclictest0-21swapper/409:01:554
2556952991211,1cyclictest0-21swapper/408:58:454
2556952991211,1cyclictest0-21swapper/408:40:474
2556952991211,1cyclictest0-21swapper/408:22:584
255695299120,12cyclictest0-21swapper/408:45:404
255695299120,12cyclictest0-21swapper/408:16:214
255695299120,12cyclictest0-21swapper/407:21:384
255696699118,2cyclictest1278-21snmpd11:45:447
255696699118,2cyclictest1278-21snmpd09:42:117
255696699118,2cyclictest1278-21snmpd07:36:467
255696699118,2cyclictest1278-21snmpd07:21:337
255696699117,3cyclictest1278-21snmpd08:31:067
255696699117,3cyclictest1278-21snmpd07:50:527
255696699114,6cyclictest6527-21gmain11:04:287
2556966991111,0cyclictest0-21swapper/707:56:427
255696699110,1cyclictest2817066-21ssh09:15:457
255695799118,2cyclictest2647414-21kworker/u16:3+flush-8:008:00:265
2556957991110,1cyclictest0-21swapper/511:46:145
2556957991110,1cyclictest0-21swapper/511:12:205
2556957991110,1cyclictest0-21swapper/510:55:575
2556957991110,1cyclictest0-21swapper/509:18:595
2556957991110,1cyclictest0-21swapper/509:04:525
2556957991110,1cyclictest0-21swapper/507:40:465
255695799110,1cyclictest0-21swapper/508:40:405
255695799110,1cyclictest0-21swapper/508:23:485
255695799110,11cyclictest0-21swapper/510:52:475
2556952991110,1cyclictest0-21swapper/412:25:084
2556952991110,1cyclictest0-21swapper/412:14:434
2556952991110,1cyclictest0-21swapper/408:24:334
2556952991110,1cyclictest0-21swapper/407:15:014
2556952991110,1cyclictest0-21swapper/407:10:084
255696699107,2cyclictest1278-21snmpd09:45:297
255696699105,4cyclictest6341-21gvfs-afc-volume07:44:387
255696699104,5cyclictest2566506-21latency_hist07:14:237
255695799109,1cyclictest0-21swapper/508:47:275
255695799108,2cyclictest2667107-21kworker/u16:0+events_unbound08:29:385
255695299109,1cyclictest0-21swapper/410:05:464
255695299109,1cyclictest0-21swapper/409:05:044
255695299109,1cyclictest0-21swapper/408:06:254
255695299108,1cyclictest2856546-21cpu09:34:334
255695299105,4cyclictest6261-21gdbus09:16:204
25569669996,2cyclictest1176-21containerd08:19:417
25569579998,1cyclictest0-21swapper/512:19:025
25569579998,1cyclictest0-21swapper/510:22:225
25569579998,1cyclictest0-21swapper/510:22:225
25569579998,1cyclictest0-21swapper/509:35:045
25569579998,1cyclictest0-21swapper/509:27:015
25569579998,1cyclictest0-21swapper/507:52:545
25569579998,1cyclictest0-21swapper/507:19:575
25569579996,2cyclictest2906148-21df_inode09:54:375
25569579996,2cyclictest2707987-21irqcore08:24:405
25569579996,2cyclictest2667107-21kworker/u16:0+flush-8:008:09:545
25569579995,3cyclictest0-21swapper/512:31:585
25569529998,1cyclictest0-21swapper/411:54:044
25569529998,1cyclictest0-21swapper/410:27:414
25569529998,1cyclictest0-21swapper/407:26:324
25569529998,1cyclictest0-21swapper/407:26:324
25569529997,2cyclictest2579963-21kworker/u16:5+flush-8:008:10:274
25569529995,3cyclictest2735075-21awk08:34:464
25569579987,1cyclictest0-21swapper/507:30:125
25569579986,1cyclictest0-21swapper/507:34:445
25569579984,3cyclictest2630181-21cat07:44:405
25569579983,4cyclictest3300231-21cat12:34:405
25569579983,4cyclictest3153778-21cut11:34:415
25569579983,4cyclictest3007439-21tr10:34:425
25569579983,4cyclictest2936374-21cut10:04:425
25569579983,4cyclictest2847344-21grep09:29:415
25569579980,1cyclictest0-21swapper/507:54:535
25569529986,1cyclictest0-21swapper/411:54:354
25569529985,2cyclictest3306854-21unixbench_singl12:34:514
25569529985,2cyclictest0-21swapper/409:59:444
25569529984,3cyclictest3224863-21irqcore12:04:394
25569529984,3cyclictest2881821-21cut09:44:374
25569529984,3cyclictest2659754-21kernelversion07:59:404
25569529983,4cyclictest3115289-21tune2fs11:19:374
25569529983,4cyclictest2897163-21tr09:49:424
25569529983,4cyclictest2649231-21expr07:54:374
25569529983,4cyclictest2622248-21grep07:39:414
25569529980,5cyclictest3174473-21chrt11:44:004
25569529980,5cyclictest3174473-21chrt11:44:004
25569529980,4cyclictest2962806-21grep10:14:434
25569529980,1cyclictest0-21swapper/409:09:444
25569579975,1cyclictest0-21swapper/510:09:415
25569579973,3cyclictest3260800-21cpu12:19:345
25569579973,3cyclictest3260800-21cpu12:19:345
25569579973,3cyclictest3187509-21expr11:49:345
25569579973,3cyclictest3035433-21grep10:44:455
25569579973,3cyclictest2872006-21cut09:39:425
25569579973,3cyclictest2767969-21cut08:54:415
25569579972,4cyclictest3212168-21expr11:59:355
25569579972,4cyclictest2728621-21tr08:34:405
25569579972,4cyclictest2557253-21cpuspeed07:09:385
25569579970,7cyclictest0-21swapper/510:29:385
25569529976,1cyclictest0-21swapper/409:28:244
25569529975,1cyclictest0-21swapper/411:59:344
25569529972,4cyclictest2970419-21cat10:19:414
25569529972,4cyclictest2970419-21cat10:19:414
25569579963,2cyclictest2775705-21cstates08:59:355
25569579963,2cyclictest2775705-21cstates08:59:355
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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