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2026-06-10 - 00:14
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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
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack7slot2.osadl.org (updated Tue Jun 09, 2026 12:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
268039099117105,9cyclictest2772318-21apt-get10:20:160
268039199112106,4cyclictest2787686-21kworker/u4:4+events_unbound10:45:211
26803909910885,18cyclictest53-21kswapd010:35:170
26803919910496,6cyclictest2735419-21kworker/u4:1+events_unbound09:45:111
2680391999787,6cyclictest2856611-21kworker/u4:7+events_unbound12:15:401
2680390999684,8cyclictest2826685-21kworker/u4:13+events_unbound11:45:360
2680391999082,6cyclictest2688006-21kworker/u4:9+events_unbound07:54:471
2680391999075,5cyclictest2680318-21kworker/u4:6+events_unbound07:14:421
2680391998982,5cyclictest2711095-21kworker/u4:11+events_unbound09:10:021
2680391998475,7cyclictest2693106-21kworker/u4:1+events_unbound08:19:541
2680391998168,5cyclictest2682892-21kworker/u4:2+events_unbound07:39:451
2680391997973,4cyclictest2677876-21kworker/u4:0+events_unbound07:10:011
2680391997771,4cyclictest2765650-21kworker/u4:1+events_unbound10:15:161
2680391997770,5cyclictest2700879-21kworker/u4:1+events_unbound08:39:581
2680391997568,5cyclictest2694410-21kworker/u4:18+events_unbound08:04:501
2680390997469,3cyclictest2685476-21close07:29:420
2680391997366,5cyclictest2689299-21kworker/u4:11+events_unbound07:49:451
2680390997352,12cyclictest53-21kswapd011:40:170
2680390997313,14cyclictest0-21swapper/011:20:300
2680391997265,5cyclictest2697033-21kworker/u4:2+events_unbound08:14:531
2680390997211,27cyclictest2760151-21ssh10:05:340
2680390997135,6cyclictest0-21swapper/009:40:410
2680390997038,29cyclictest2728634-21idleruntime-cro09:30:010
2680391996959,6cyclictest0-21swapper/110:10:301
2680391996957,9cyclictest53-21kswapd011:35:331
2680390996934,33cyclictest2743065-21timerwakeupswit09:45:400
2680390996934,32cyclictest2872656-21unixbench_multi12:15:400
2680391996861,5cyclictest2681611-21kworker/u4:9+events_unbound07:19:421
2680390996857,8cyclictest2873337-21kworker/u4:4+events_unbound12:20:400
2680390996850,6cyclictest2702154-21kworker/u4:7+events_unbound08:55:010
2680390996733,7cyclictest2854774-21fschecks_time11:55:230
2680390996733,7cyclictest2854774-21fschecks_time11:55:220
2680390996733,6cyclictest0-21swapper/011:50:360
2680390996733,5cyclictest0-21swapper/009:50:370
2680390996732,6cyclictest0-21swapper/009:20:180
2680390996730,6cyclictest0-21swapper/011:05:180
2680390996730,6cyclictest0-21swapper/009:00:020
268039099669,16cyclictest2803611-21/usr/sbin/munin10:55:380
2680390996631,6cyclictest0-21swapper/010:30:350
2680390996533,6cyclictest2733695-21gltestperf09:35:200
2680390996532,30cyclictest2682892-21kworker/u4:2-rpciod07:40:210
2680390996531,7cyclictest0-21swapper/010:25:400
2680390996531,4cyclictest0-21swapper/007:20:000
2680390996529,7cyclictest2689547-21aten_r7power_cu07:45:160
2680390996456,6cyclictest2700879-21kworker/u4:1+events_unbound08:49:590
2680390996442,15cyclictest0-21swapper/012:25:270
2680390996355,6cyclictest2700880-21kworker/u4:3+events_unbound08:45:000
268039099631,24cyclictest2694443-21apt-get08:05:100
2680391996142,7cyclictest2700881-21kworker/u4:4+events_unbound09:21:461
2680390996134,24cyclictest2817847-21kworker/u4:5-rpciod11:15:250
2680390996124,8cyclictest2683209-21aten_r7power_po07:20:160
2680390996124,8cyclictest2683209-21aten_r7power_po07:20:160
2680391996053,5cyclictest2833661-21ssh11:30:291
2680390995948,7cyclictest2692725-21/usr/sbin/munin07:55:360
2680391995842,7cyclictest2792086-21kworker/u4:0+events_unbound11:03:461
268039099585,13cyclictest2716649-21ntpq09:15:310
2680391995750,5cyclictest2860975-21kworker/u4:2+events_unbound12:05:381
2680391995749,6cyclictest2711132-21diskmemload09:55:291
2680391995649,6cyclictest2800221-21kworker/u4:12+events_unbound11:07:001
2680391995648,6cyclictest2685464-21kworker/u4:1+events_unbound07:29:451
2680391995547,6cyclictest2718417-21kworker/u4:0+events_unbound09:25:011
2680391995446,6cyclictest2846615-21sh11:45:331
2680391995446,6cyclictest2799173-21/usr/sbin/munin10:50:381
2680391995441,5cyclictest2686736-21kworker/u4:7+events_unbound07:44:001
2680391995439,7cyclictest2682894-21kworker/u4:8+events_unbound08:07:591
2680390995446,6cyclictest2882006-21kworker/u4:15+events_unbound12:30:430
2680390995445,7cyclictest0-21swapper/011:25:320
2680391995246,5cyclictest2735419-21kworker/u4:1+events_unbound09:52:001
2680391995245,5cyclictest2867141-21/usr/sbin/munin12:10:381
2680391995245,5cyclictest2718417-21kworker/u4:0+events_unbound09:20:011
2680391995245,5cyclictest2688006-21kworker/u4:9+events_unbound07:55:031
2680390995246,4cyclictest0-21swapper/007:35:330
2680390995243,7cyclictest2754917-21systemd10:00:110
2680390995243,7cyclictest2694410-21kworker/u4:18+events_unbound08:24:540
2680391995143,6cyclictest2765651-21kworker/u4:4+events_unbound10:26:451
2680390995140,7cyclictest0-21swapper/012:00:130
2680390995130,18cyclictest0-21swapper/010:45:370
2680391995045,4cyclictest2886320-21kworker/u4:2+events_unbound12:35:021
2680391995044,5cyclictest2796480-21kworker/u4:11+events_unbound11:41:581
2680390995045,3cyclictest2700880-21kworker/u4:3+events_unbound08:34:570
2680390995043,5cyclictest2831078-21kworker/u4:16+events_unbound11:30:300
2680390995042,5cyclictest2711716-21/usr/sbin/munin09:10:190
2680390995040,7cyclictest2838031-21sh11:35:300
2680391994942,5cyclictest2880919-21processes12:25:371
2680391994942,5cyclictest2800221-21kworker/u4:12+events_unbound11:10:031
2680391994942,5cyclictest2700878-21kworker/u4:0+events_unbound08:40:031
2680391994940,6cyclictest0-21swapper/111:20:291
2680391994938,4cyclictest2787686-21kworker/u4:4+events_unbound10:43:531
2680390994942,5cyclictest2751011-21grep09:55:210
2680390994940,6cyclictest2693106-21kworker/u4:1-nfsiod08:10:160
2680391994841,5cyclictest2831077-21kworker/u4:15+events_unbound11:28:581
2680391994841,5cyclictest2820501-21kernelversion11:15:221
2680391994841,5cyclictest2729024-21aten_r7power_en09:30:161
2680391994841,5cyclictest2729024-21aten_r7power_en09:30:151
2680391994838,8cyclictest2734371-21timerandwakeup09:35:411
2680391994834,5cyclictest2682895-21kworker/u4:11+events_unbound07:22:001
2680391994834,5cyclictest2682895-21kworker/u4:11+events_unbound07:21:591
2680391994833,6cyclictest2690572-21kworker/u4:16+events_unbound08:55:021
2680390994840,5cyclictest2806865-21/usr/sbin/munin11:00:120
2680390994839,6cyclictest0-21swapper/007:15:010
2680390994838,8cyclictest2863989-21timerandwakeup12:05:370
2680390994838,7cyclictest2709956-21latency_hist09:05:010
2680390994810,20cyclictest2867189-21ssh12:10:160
2680391994741,5cyclictest2690572-21kworker/u4:16+events_unbound08:25:021
2680391994739,6cyclictest2680387-21cyclictest12:39:271
2680390994739,6cyclictest2763862-21df_abs10:10:160
2680391994640,4cyclictest2773527-21unixbench-2d10:20:411
2680391994639,5cyclictest2802982-21gltestperf10:55:201
2680391994639,5cyclictest2738182-21irqstats09:40:291
2680390994640,4cyclictest2768165-21df_abs10:15:150
2680391994536,7cyclictest2698746-21df_abs08:20:161
2680391994534,6cyclictest2826680-21kworker/u4:4+events_unbound11:56:531
2680391994534,6cyclictest2826680-21kworker/u4:4+events_unbound11:56:521
2680390994539,4cyclictest2888722-21df_abs12:35:190
2680390994535,7cyclictest2693396-21aten_r7power_en08:00:140
2680391994437,5cyclictest2686793-21latency_hist07:35:011
2680391994424,5cyclictest171rcu_preempt12:04:101
2680390994435,7cyclictest2798657-21fschecks_time10:50:200
2680390994435,6cyclictest0-21swapper/011:13:030
2680391994337,5cyclictest2781615-21netstat10:30:251
2680391994337,4cyclictest2854070-21diskmemload11:55:011
2680391994336,5cyclictest2705998-21systemd08:49:591
2680391994334,6cyclictest0-21swapper/110:35:221
2680391994333,8cyclictest2759596-21/usr/sbin/munin10:05:191
2680390994333,7cyclictest2699920-21aten_r7power_vo08:25:170
2680391994227,7cyclictest2744197-21kworker/u4:8+events_unbound10:04:501
2680390994235,5cyclictest2691090-21fschecks_time07:50:200
2680390994234,6cyclictest2702424-21aten_r7power_en08:35:160
2680390994234,6cyclictest2677876-21kworker/u4:0+events_unbound07:34:450
2680390994233,7cyclictest2790906-21unixbench_singl10:40:420
2680390994232,7cyclictest0-21swapper/009:05:360
2680391994130,9cyclictest0-21swapper/109:05:211
2680390994133,6cyclictest2702154-21kworker/u4:7+events_unbound09:30:070
2680390994133,6cyclictest2702154-21kworker/u4:7+events_unbound09:30:060
2680390994133,6cyclictest2697305-21aten_r7power_en08:15:160
2680391994034,4cyclictest2875962-21df_abs12:20:191
2680391994032,6cyclictest0-21swapper/108:55:161
2680391993927,9cyclictest0-21swapper/108:30:381
2680391993727,7cyclictest0-21swapper/109:00:341
2680390993526,7cyclictest0-21swapper/007:10:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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