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2026-06-10 - 23:09
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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 Wed Jun 10, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
203645425747,7sleep50-21swapper/507:02:485
2037008995149,2cyclictest1314489-21kworker/u16:1+flush-8:007:31:376
203665825124,7sleep40-21swapper/407:05:364
2037008995047,2cyclictest2189885-21kworker/u16:3+events_unbound09:36:436
2037008994745,2cyclictest2069458-21kworker/u16:4+events_unbound07:51:406
2037003994645,1cyclictest2522352-21kworker/u16:2+events_unbound11:18:404
2037008994543,2cyclictest2474790-21kworker/u16:1+events_unbound10:32:566
2037013994337,5cyclictest635-21systemd-journal07:31:147
2037008994340,2cyclictest2332067-21kworker/u16:1+events_unbound09:51:166
2037008994239,2cyclictest2203986-21kworker/u16:2+events_unbound09:13:046
2037008994135,6cyclictest2487659-21kworker/u16:0+flush-8:010:45:556
20280302414,31sleep70-21swapper/707:01:307
2037008994038,2cyclictest2620428-21kworker/u16:4+events_unbound12:03:116
2037008994038,2cyclictest2487659-21kworker/u16:0+events_unbound11:02:566
2037008994038,2cyclictest2401555-21kworker/u16:2+events_unbound09:59:446
2037008994034,6cyclictest2522352-21kworker/u16:2+events_unbound10:59:276
2037008993937,2cyclictest2620428-21kworker/u16:4+events_unbound12:08:006
2037008993937,2cyclictest2487659-21kworker/u16:0+events_unbound11:09:196
2037008993836,2cyclictest2644917-21kworker/u16:0+events_unbound12:17:436
2037008993836,2cyclictest2522352-21kworker/u16:2+events_unbound10:50:556
2037008993835,2cyclictest2607917-21kworker/u16:1+events_unbound11:38:166
2037008993835,2cyclictest2332067-21kworker/u16:1+events_unbound10:11:126
2037005993836,2cyclictest2644917-21kworker/u16:0+events_unbound12:21:355
2037005993835,2cyclictest2036470-21kworker/u16:2+flush-8:007:16:305
2037003993836,2cyclictest2620428-21kworker/u16:4+events_unbound11:39:564
2037008993735,2cyclictest2761626-21kworker/u16:1+events_unbound12:33:156
2037008993735,2cyclictest2462496-21kworker/u16:3+events_unbound10:41:086
2037008993735,2cyclictest2203986-21kworker/u16:2+events_unbound09:19:096
2037003993735,2cyclictest2487659-21kworker/u16:0+events_unbound10:46:094
2037003993735,2cyclictest2203986-21kworker/u16:2+events_unbound09:15:234
2037003993734,2cyclictest2401555-21kworker/u16:2+events_unbound10:16:434
2037008993634,2cyclictest2761626-21kworker/u16:1+events_unbound12:27:476
2037008993634,2cyclictest2644917-21kworker/u16:0+events_unbound11:41:516
2037008993634,2cyclictest2522352-21kworker/u16:2+events_unbound11:27:396
2037008993634,2cyclictest2401555-21kworker/u16:2+events_unbound10:22:366
2037008993634,2cyclictest2189885-21kworker/u16:3+events_unbound09:27:416
2037003993635,1cyclictest2189885-21kworker/u16:3+events_unbound09:27:244
2037003993634,2cyclictest2761626-21kworker/u16:1+events_unbound12:31:414
2037003993634,2cyclictest2644917-21kworker/u16:0+events_unbound11:45:164
2037003993634,2cyclictest2297112-21kworker/u16:4+events_unbound09:17:244
2037003993633,3cyclictest2522352-21kworker/u16:2+events_unbound10:49:234
2037003993633,2cyclictest2487659-21kworker/u16:0+flush-8:011:21:244
2037013993530,4cyclictest2656504-21latency_hist11:46:147
2037008993533,2cyclictest2678180-21kworker/u16:1+events_unbound11:52:486
2037008993533,2cyclictest2487659-21kworker/u16:0+events_unbound10:55:156
2037008993533,2cyclictest2332067-21kworker/u16:1+events_unbound09:32:486
2037008993533,2cyclictest2203986-21kworker/u16:2+events_unbound09:07:006
2037008993533,2cyclictest2203986-21kworker/u16:2+events_unbound09:07:006
2037003993533,2cyclictest2462496-21kworker/u16:3+events_unbound10:52:234
2037003993533,2cyclictest2297112-21kworker/u16:4+events_unbound09:21:244
2037003993533,2cyclictest2232549-21kworker/u16:0+events_unbound09:55:524
2037008993432,2cyclictest2607917-21kworker/u16:1+events_unbound11:25:486
2037008993432,2cyclictest2558120-21kworker/u16:1+flush-8:011:17:116
2037008993432,2cyclictest2487659-21kworker/u16:0+events_unbound11:15:166
2037008993432,2cyclictest2332067-21kworker/u16:1+events_unbound10:03:046
2037008993432,2cyclictest2189885-21kworker/u16:3+events_unbound09:01:116
2037008993432,2cyclictest2069458-21kworker/u16:4+events_unbound07:30:246
2037008993432,2cyclictest1314489-21kworker/u16:1+events_unbound07:16:456
2037008993431,2cyclictest1314489-21kworker/u16:1+flush-8:008:06:146
2037003993432,2cyclictest2644917-21kworker/u16:0+events_unbound12:26:154
2037003993432,2cyclictest2607917-21kworker/u16:1+flush-8:011:28:154
2037003993432,2cyclictest2522352-21kworker/u16:2+events_unbound10:58:124
2037003993432,2cyclictest2462496-21kworker/u16:3+events_unbound10:39:234
2037003993431,2cyclictest2487659-21kworker/u16:0+events_unbound11:06:234
2037008993331,2cyclictest2644917-21kworker/u16:0+flush-8:011:49:556
2037008993331,2cyclictest2644917-21kworker/u16:0+events_unbound12:14:556
2037008993331,2cyclictest2620428-21kworker/u16:4+events_unbound11:59:486
2037008993331,2cyclictest2474790-21kworker/u16:1+events_unbound10:30:516
2037008993331,2cyclictest2474790-21kworker/u16:1+events_unbound10:30:516
2037008993331,2cyclictest2439030-21kworker/u16:0+events_unbound10:18:406
2037005993331,2cyclictest2098275-21kworker/u16:0+events_unbound07:41:445
2037005993330,2cyclictest2741047-21kworker/u16:3+events_unbound12:26:365
2037003993331,2cyclictest2714688-21kworker/u16:1+events_unbound12:08:244
2037003993331,2cyclictest2522352-21kworker/u16:2+flush-8:011:35:564
2037003993331,2cyclictest2474790-21kworker/u16:1+events_unbound10:34:124
2037008993230,2cyclictest2189885-21kworker/u16:3+events_unbound09:42:016
2037008993230,2cyclictest2189885-21kworker/u16:3+events_unbound09:25:196
2037003993230,2cyclictest2714688-21kworker/u16:1+events_unbound12:18:244
2037003993230,2cyclictest2522352-21kworker/u16:2+flush-8:011:56:554
2037003993230,2cyclictest2522352-21kworker/u16:2+events_unbound11:11:514
2037003993230,2cyclictest2189885-21kworker/u16:3+events_unbound09:43:124
2037003993230,2cyclictest2189885-21kworker/u16:3+events_unbound09:08:484
2037003993230,2cyclictest2189885-21kworker/u16:3+events_unbound09:08:484
2037008993129,2cyclictest2522352-21kworker/u16:2+events_unbound11:35:446
2037008993129,2cyclictest2165949-21kworker/u16:0+events_unbound08:25:526
2037005993129,2cyclictest2462496-21kworker/u16:3+events_unbound10:41:285
2037005993128,2cyclictest2474790-21kworker/u16:1+flush-8:010:46:315
2037003993130,1cyclictest2332067-21kworker/u16:1+events_unbound10:07:594
2037003993129,2cyclictest2620428-21kworker/u16:4+events_unbound11:48:364
2037003993129,2cyclictest2439030-21kworker/u16:0+events_unbound10:15:484
2037013993027,2cyclictest2460980-21ssh10:21:367
2037005993028,2cyclictest1314489-21kworker/u16:1+events_unbound08:31:325
2037005993027,2cyclictest2203986-21kworker/u16:2+flush-8:009:01:155
2037003993028,2cyclictest2678180-21kworker/u16:1+events_unbound11:56:074
2037003993027,3cyclictest2401555-21kworker/u16:2+events_unbound10:26:004
2037003993027,2cyclictest2620428-21kworker/u16:4+events_unbound12:03:074
203640923020,7sleep60-21swapper/607:02:096
2037008992927,2cyclictest2739311-21kworker/u16:2+flush-8:012:22:316
2037008992927,2cyclictest2203986-21kworker/u16:2+events_unbound08:48:236
2037003992927,2cyclictest2714688-21kworker/u16:1+events_unbound12:15:514
2037003992927,2cyclictest2439030-21kworker/u16:0+events_unbound10:27:244
2037003992927,2cyclictest2439030-21kworker/u16:0+events_unbound10:27:244
2037003992927,2cyclictest2353423-21kworker/u16:2+events_unbound09:48:114
2037003992927,2cyclictest2353423-21kworker/u16:2+events_unbound09:48:114
2037008992826,2cyclictest2332067-21kworker/u16:1+events_unbound10:12:326
2037008992826,2cyclictest1314489-21kworker/u16:1+events_unbound08:37:246
2037005992826,2cyclictest2297112-21kworker/u16:4+flush-8:009:21:145
2037008992725,2cyclictest2353423-21kworker/u16:2+events_unbound09:47:086
2037008992725,2cyclictest2353423-21kworker/u16:2+events_unbound09:47:086
2037008992725,2cyclictest2146309-21kworker/u16:2+events_unbound08:16:126
2037003992725,2cyclictest2558120-21kworker/u16:1+events_unbound11:02:324
2037003992725,2cyclictest2189885-21kworker/u16:3+events_unbound10:00:294
2037003992725,2cyclictest2145871-21kworker/u16:0+events_unbound07:57:244
2037003992725,2cyclictest1314489-21kworker/u16:1+events_unbound07:16:434
25357452260,1chrt2535747-21sh10:55:207
2037008992624,2cyclictest2069458-21kworker/u16:4+events_unbound08:00:246
2037005992624,2cyclictest2644917-21kworker/u16:0+events_unbound11:51:435
2037003992624,2cyclictest2332067-21kworker/u16:1+events_unbound09:36:564
2037003992624,2cyclictest1304323-21kworker/u16:0+events_unbound07:06:354
2037013992523,1cyclictest0-21swapper/710:41:297
2037008992523,2cyclictest2146309-21kworker/u16:2+events_unbound08:18:566
2037008992523,2cyclictest2059956-21kworker/u16:3+events_unbound07:24:566
2037008992522,2cyclictest1314489-21kworker/u16:1+events_unbound08:31:246
2037003992523,2cyclictest2739311-21kworker/u16:2+events_unbound12:22:364
2037003992523,2cyclictest2189885-21kworker/u16:3+events_unbound09:36:024
2037008992422,2cyclictest2036470-21kworker/u16:2+events_unbound07:10:366
2037013992321,1cyclictest2400924-21ssh09:56:397
2037013992321,1cyclictest2271297-21diskmemload10:16:277
2037003992321,2cyclictest2332067-21kworker/u16:1+events_unbound10:02:524
2037003992321,2cyclictest1314489-21kworker/u16:1+flush-8:008:41:414
2037005992220,2cyclictest2474790-21kworker/u16:1+events_unbound10:36:295
2037005992220,2cyclictest2146309-21kworker/u16:2+events_unbound08:11:445
2037005992219,3cyclictest2189885-21kworker/u16:3+flush-8:010:01:295
2037003992220,2cyclictest1314489-21kworker/u16:1+events_unbound08:01:424
2037008992119,2cyclictest2098563-21kworker/u16:3+events_unbound07:46:296
2037005992119,2cyclictest2714688-21kworker/u16:1+flush-8:012:11:095
2037005992119,2cyclictest2714688-21kworker/u16:1+events_unbound12:16:365
2037005992119,2cyclictest2098563-21kworker/u16:3+flush-8:007:56:285
2037003992119,2cyclictest2232549-21kworker/u16:0+events_unbound08:47:244
2037003992119,2cyclictest2165949-21kworker/u16:0+events_unbound08:26:274
2037003992119,2cyclictest2098563-21kworker/u16:3+events_unbound07:41:094
2037013992019,0cyclictest0-21swapper/710:26:377
2037013992019,0cyclictest0-21swapper/710:26:377
2037005992018,2cyclictest2607917-21kworker/u16:1+events_unbound11:31:375
2037003992018,2cyclictest2069458-21kworker/u16:4+events_unbound07:26:414
2037005991917,2cyclictest2644917-21kworker/u16:0+flush-8:011:41:405
2037003991917,2cyclictest2098563-21kworker/u16:3+flush-8:007:46:404
2037003991917,2cyclictest1314489-21kworker/u16:1+events_unbound08:06:394
2037013991813,4cyclictest2704580-21latency_hist12:06:147
2037013991812,5cyclictest2560291-21latency_hist11:06:147
2037008991816,2cyclictest2232549-21kworker/u16:0+events_unbound08:44:126
2037008991816,2cyclictest2189885-21kworker/u16:3+events_unbound09:05:136
2037008991816,2cyclictest2098275-21kworker/u16:0+events_unbound07:39:336
2037008991816,2cyclictest1304323-21kworker/u16:0+events_unbound07:12:556
2037003991816,2cyclictest2146309-21kworker/u16:2+events_unbound08:11:424
2037003991816,2cyclictest2036470-21kworker/u16:2+flush-8:007:25:244
2037013991716,0cyclictest0-21swapper/710:11:197
2037013991715,1cyclictest0-21swapper/708:11:397
2037013991714,2cyclictest0-21swapper/709:26:157
2037013991713,3cyclictest1234-21snmpd11:53:307
2037013991712,4cyclictest2740655-21latency_hist12:21:137
2037008991715,2cyclictest2069458-21kworker/u16:4+events_unbound07:45:176
2037003991715,2cyclictest1304323-21kworker/u16:0+flush-8:007:11:354
203701399160,14cyclictest0-21swapper/710:36:377
2037008991614,2cyclictest2232549-21kworker/u16:0+events_unbound08:53:126
2037005991613,2cyclictest2522352-21kworker/u16:2+flush-8:011:21:195
2037005991612,3cyclictest1314489-21kworker/u16:1+flush-8:008:16:385
2037003991614,2cyclictest2069458-21kworker/u16:4+events_unbound07:31:444
2037003991613,2cyclictest2146309-21kworker/u16:2+events_unbound08:16:254
203701399157,7cyclictest6101-21gmain07:41:317
2037013991513,1cyclictest0-21swapper/707:06:367
2037013991511,3cyclictest1234-21snmpd09:18:047
2037005991513,2cyclictest2522352-21kworker/u16:2+flush-8:011:11:385
2037005991511,3cyclictest2401555-21kworker/u16:2+flush-8:010:16:195
2037003991513,2cyclictest2232549-21kworker/u16:0+events_unbound08:55:054
2037003991513,2cyclictest2189885-21kworker/u16:3+events_unbound09:02:254
2037003991513,2cyclictest2098275-21kworker/u16:0+events_unbound07:42:254
2037003991513,2cyclictest2069458-21kworker/u16:4+events_unbound07:52:254
2037003991513,2cyclictest1314489-21kworker/u16:1+flush-8:008:31:474
2037003991511,3cyclictest2185816-21fschecks_time08:21:284
2037013991413,0cyclictest0-21swapper/708:16:437
2037013991411,2cyclictest0-21swapper/707:56:157
2037013991410,3cyclictest1234-21snmpd08:43:217
203701399140,1cyclictest0-21swapper/708:26:367
203701399140,1cyclictest0-21swapper/708:21:397
203701399140,13cyclictest0-21swapper/707:46:377
203701399140,13cyclictest0-21swapper/707:16:397
2037005991413,1cyclictest0-21swapper/510:52:095
2037005991412,2cyclictest2462496-21kworker/u16:3+events_unbound10:56:295
203700599140,1cyclictest0-21swapper/511:38:115
203700599140,1cyclictest0-21swapper/510:25:595
203700599140,14cyclictest0-21swapper/509:09:035
203700599140,14cyclictest0-21swapper/509:09:035
203700599140,13cyclictest0-21swapper/507:36:305
203700399140,14cyclictest0-21swapper/408:36:264
203701399139,3cyclictest1234-21snmpd11:23:087
203701399139,3cyclictest1234-21snmpd11:17:357
203701399139,3cyclictest1234-21snmpd11:15:387
203701399139,3cyclictest1234-21snmpd09:39:177
203701399139,3cyclictest1234-21snmpd08:58:017
203701399138,4cyclictest1234-21snmpd08:40:487
2037013991312,0cyclictest0-21swapper/709:41:387
2037013991312,0cyclictest0-21swapper/707:36:417
2037008991312,1cyclictest0-21swapper/608:06:386
2037005991312,1cyclictest0-21swapper/509:23:045
203700599130,13cyclictest0-21swapper/510:27:055
203700599130,13cyclictest0-21swapper/510:27:055
203700599130,13cyclictest0-21swapper/508:50:075
203700599130,13cyclictest0-21swapper/508:36:535
203700599130,13cyclictest0-21swapper/508:25:035
203700599130,13cyclictest0-21swapper/507:53:505
203701399129,2cyclictest1234-21snmpd12:10:067
203701399129,2cyclictest0-21swapper/710:56:157
203701399129,2cyclictest0-21swapper/709:11:297
203701399129,2cyclictest0-21swapper/708:51:157
203701399128,3cyclictest1234-21snmpd12:32:197
203701399128,3cyclictest1234-21snmpd12:01:007
203701399128,3cyclictest1234-21snmpd09:53:387
203701399128,3cyclictest1234-21snmpd09:49:177
203701399128,3cyclictest1234-21snmpd09:49:177
203701399128,3cyclictest1234-21snmpd09:33:567
203701399128,3cyclictest1234-21snmpd08:10:237
203701399128,3cyclictest1234-21snmpd08:02:237
203701399128,3cyclictest1234-21snmpd07:56:147
203701399128,3cyclictest1234-21snmpd07:22:407
203701399127,5cyclictest6382-21gvfs-afc-volume12:12:107
2037013991210,1cyclictest2271297-21diskmemload10:34:417
203700599129,2cyclictest2419110-21kthreadcore10:06:305
203701399118,2cyclictest1234-21snmpd12:27:017
203701399118,2cyclictest1234-21snmpd12:25:557
203701399118,2cyclictest1234-21snmpd09:23:377
203701399118,2cyclictest1234-21snmpd09:09:557
203701399118,2cyclictest1234-21snmpd09:09:557
203701399118,2cyclictest1205-21containerd11:26:417
203701399118,2cyclictest0-21swapper/711:35:167
203701399116,4cyclictest6382-21gvfs-afc-volume11:47:497
203701399116,4cyclictest1234-21snmpd07:11:377
203701399115,5cyclictest6382-21gvfs-afc-volume10:49:267
203701399110,10cyclictest1234-21snmpd09:04:137
203701399110,10cyclictest1234-21snmpd08:33:067
203700599119,2cyclictest1314489-21kworker/u16:1+flush-8:008:41:295
203700399119,2cyclictest2203986-21kworker/u16:2+flush-8:008:56:324
203701399109,1cyclictest2641644-21ssh11:36:427
203701399106,3cyclictest1234-21snmpd08:47:217
203701399105,5cyclictest6382-21gvfs-afc-volume10:08:377
203701399105,4cyclictest6382-21gvfs-afc-volume11:08:267
203701399104,5cyclictest6382-21gvfs-afc-volume10:01:247
203700899100,3cyclictest2198120-21kthreadcore08:26:316
20370139994,4cyclictest2093948-21grep07:31:337
20370059996,2cyclictest2661259-21kthreadcore11:46:325
20370059994,4cyclictest2614876-21cut11:26:345
20370059990,1cyclictest0-21swapper/511:06:405
20370059986,2cyclictest2332067-21kworker/u16:1+events_unbound09:51:265
20370059985,2cyclictest14150irq/27-ahci[0000:00:1f.2]09:56:335
20370059985,2cyclictest0-21swapper/509:36:325
20370059984,3cyclictest2726154-21grep12:11:415
20370059984,3cyclictest2693550-21forks12:01:295
20370059984,3cyclictest2336027-21kthreadcore09:31:315
20370059984,3cyclictest2262264-21tr09:01:255
20370059983,4cyclictest2549761-21sed11:01:295
20370059983,4cyclictest2482141-21grep10:31:345
20370059983,4cyclictest2431289-21grep10:11:295
20370059983,4cyclictest2328312-21latency09:26:345
20370059983,4cyclictest2089780-21cut07:31:285
20370059982,2cyclictest0-21swapper/511:56:355
20370059980,4cyclictest2585631-21iostat_ios11:16:295
20370059974,2cyclictest2356283-21cpuspeed09:41:255
20370059973,3cyclictest2765746-21tune2fs12:31:295
20370059973,3cyclictest2369098-21irqcore09:46:295
20370059973,3cyclictest2369098-21irqcore09:46:295
20370059973,3cyclictest2243518-21grep08:51:275
20370059973,3cyclictest2196566-21grep08:26:305
20370059973,3cyclictest2157707-21grep08:06:315
20370059973,3cyclictest2074274-21grep07:21:335
20370059972,4cyclictest2284309-21cat09:11:265
20370059972,4cyclictest2147209-21fschecks_count08:01:285
20370059972,4cyclictest2081430-21tr07:26:315
20370059972,2cyclictest0-21swapper/507:46:315
20370059970,6cyclictest2046945-21cut07:11:155
20370059950,4cyclictest2046168-21chrt07:06:485
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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