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2025-12-12 - 21:26
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Data to construct the above plot have been generated using the RT test utility cyclictest.

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 376 highest latencies:
System rack9slot4.osadl.org (updated Fri Dec 12, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27408991213cyclictest5590-21latency_hist10:23:540
27073111790sleep0-21swapper/105:28:241
27077111063sleep0-21swapper/005:28:240
27408991078cyclictest0-21swapper/008:19:250
27408991068cyclictest0-21swapper/007:22:040
27408991068cyclictest0-21swapper/007:14:180
27408991065cyclictest26417-21latency_hist09:08:520
274089910595cyclictest6950irq/18-mmc010:17:510
69501020irq/18-mmc03760-21irqstats07:34:191
27408991018cyclictest0-21swapper/010:34:330
274089910157cyclictest6950irq/18-mmc010:54:240
274089910156cyclictest74-21mmcqd/006:43:580
274089910156cyclictest74-21mmcqd/006:43:580
27408991014cyclictest821-21/usr/sbin/munin09:19:270
27408999976cyclictest0-21swapper/009:45:410
2740899988cyclictest0-21swapper/010:43:540
27408999861cyclictest74-21mmcqd/008:08:500
2740899978cyclictest0-21swapper/008:29:160
2740899978cyclictest0-21swapper/006:39:230
2740899978cyclictest0-21swapper/006:18:470
27408999763cyclictest6950irq/18-mmc008:37:100
27408999761cyclictest6950irq/18-mmc008:43:510
2740899969cyclictest0-21swapper/010:49:240
27408999676cyclictest0-21swapper/008:43:560
27408999675cyclictest0-21swapper/008:27:210
2740899964cyclictest5958-21sh09:29:070
27408999613cyclictest2876-21ssh07:33:490
27408999610cyclictest4392-21sshd05:58:560
2740899958cyclictest0-21swapper/007:56:460
2740899958cyclictest0-21swapper/007:56:460
2740899953cyclictest17527-21latency_hist08:53:520
27408999519cyclictest0-21swapper/010:44:390
27408999510cyclictest0-21swapper/006:49:210
2740899949cyclictest0-21swapper/009:34:220
2740899948cyclictest0-21swapper/009:39:130
2740899947cyclictest0-21swapper/009:13:120
27408999423cyclictest0-21swapper/009:49:100
2740899938cyclictest0-21swapper/006:34:020
27408999350cyclictest29725-21diskstats10:09:140
2740899935cyclictest29227-21latency_hist10:08:530
2740899928cyclictest0-21swapper/009:54:230
2740899928cyclictest0-21swapper/007:59:250
2740899923cyclictest8544-21latency_hist10:28:540
2740899923cyclictest11486-21latency_hist10:33:540
2740899918cyclictest0-21swapper/007:53:490
27408999167cyclictest6950irq/18-mmc008:14:300
27408999119cyclictest0-21swapper/009:24:470
2740899909cyclictest0-21swapper/009:14:220
2740899903cyclictest74-21mmcqd/007:43:490
2740899899cyclictest0-21swapper/009:01:120
2740899899cyclictest0-21swapper/007:47:220
2740899889cyclictest0-21swapper/007:09:230
2740899888cyclictest0-21swapper/007:24:190
2740899888cyclictest0-21swapper/006:29:200
27408998865cyclictest0-21swapper/007:34:190
2740899883cyclictest29634-21if_err_can005:34:090
6950870irq/18-mmc020181-21ssh09:53:161
6950870irq/18-mmc017023-21ssh09:47:391
2740899879cyclictest0-21swapper/006:24:270
2740899878cyclictest0-21swapper/005:58:460
2740899878cyclictest0-21swapper/005:49:040
2740899877cyclictest74-21mmcqd/006:13:470
27408998735cyclictest326-21runrttasks08:09:500
2740899869cyclictest0-21swapper/006:19:020
2740899863cyclictest24529-21latency_hist07:03:480
2740899858cyclictest0-21swapper/010:00:130
2740899858cyclictest0-21swapper/008:54:370
2740899849cyclictest0-21swapper/006:54:160
2740899838cyclictest0-21swapper/006:04:220
2740899836cyclictest30585-21kworker/u4:206:59:180
2740899834cyclictest30738-21head05:39:000
27408998320cyclictest1160-21latency_hist05:48:460
27408998032cyclictest28498-21/usr/sbin/munin05:29:310
6950750irq/18-mmc029227-21latency_hist10:08:531
27416996821cyclictest0-21swapper/110:49:281
27416996721cyclictest0-21swapper/108:59:221
27416996418cyclictest0-21swapper/108:09:101
2741699638cyclictest0-21swapper/109:57:241
27416996347cyclictest1787-21sh09:21:081
27416996316cyclictest0-21swapper/106:23:591
27416996227cyclictest7481-21ssh10:25:501
27416996225cyclictest19082-21/usr/sbin/munin06:44:151
27416996225cyclictest19082-21/usr/sbin/munin06:44:151
27416996217cyclictest0-21swapper/107:04:211
27416996145cyclictest32253-21sort10:13:541
27416996142cyclictest16620-21sshd06:36:571
27416996126cyclictest31653-21ssh08:21:581
27416996125cyclictest28324-21/usr/sbin/munin05:29:151
27416996124cyclictest29917-21/usr/sbin/munin07:19:141
27416996124cyclictest23358-21/usr/sbin/munin06:59:011
27416996117cyclictest0-21swapper/109:14:561
27416996043cyclictest16035-21sh10:40:001
27416996023cyclictest7091-21/usr/sbin/munin08:34:341
27416996023cyclictest11165-21/usr/sbin/munin06:19:091
27416996022cyclictest23389-21sh08:08:391
27416996017cyclictest0-21swapper/106:54:221
27416996016cyclictest0-21swapper/109:32:361
27416996016cyclictest0-21swapper/106:29:031
27416996016cyclictest0-21swapper/105:59:121
2741699597cyclictest0-21swapper/110:20:061
27416995943cyclictest29720-21sh10:09:121
27416995923cyclictest29254-21ssh09:13:421
27416995919cyclictest10484-21ssh09:35:431
27416995915cyclictest0-21swapper/109:27:081
27416995915cyclictest0-21swapper/106:13:591
2741699588cyclictest0-21swapper/105:44:201
2741699588cyclictest0-21swapper/105:39:061
27416995842cyclictest8944-21cut08:39:031
27416995842cyclictest25637-21sh10:57:171
27416995840cyclictest12070-21diskstats09:39:161
27416995821cyclictest27517-21/usr/sbin/munin08:14:271
27416995820cyclictest5929-21ssh07:38:581
27416995820cyclictest3423-21if_err_can005:54:091
27416995818cyclictest0-21swapper/106:09:061
27416995815cyclictest0-21swapper/110:29:341
27416995815cyclictest0-21swapper/108:49:351
2741699578cyclictest0-21swapper/109:59:061
2741699578cyclictest0-21swapper/107:14:021
27416995741cyclictest17722-21ntp_states06:39:211
27416995721cyclictest32451-21ssh07:28:521
27416995721cyclictest20062-21ssh08:57:391
27416995720cyclictest13604-21sh08:46:031
27416995720cyclictest0-21swapper/107:59:221
27416995716cyclictest191ksoftirqd/110:48:501
2741699568cyclictest0-21swapper/107:09:021
2741699568cyclictest0-21swapper/105:34:161
27416995642cyclictest13230-21ssh10:35:241
27416995640cyclictest13576-21ssh07:50:481
27416995639cyclictest32422-21sh08:23:531
27416995639cyclictest1898-21if_eth005:49:101
27416995629cyclictest0-21swapper/107:54:051
27416995629cyclictest0-21swapper/107:54:051
27416995619cyclictest6620-21/usr/sbin/munin06:04:111
27416995617cyclictest0-21swapper/109:03:551
27416995612cyclictest0-21swapper/107:44:121
27416995612cyclictest0-21swapper/106:49:061
27416995530cyclictest0-21swapper/107:24:051
27416995438cyclictest2954-21/usr/sbin/munin08:29:231
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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