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2025-12-05 - 17:53
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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 100 highest latencies:
System rack9slot4.osadl.org (updated Fri Dec 05, 2025 12:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1310991284cyclictest10462-21tail14:27:330
1310991268cyclictest20569-21diskmemload15:17:240
1310991257cyclictest0-21swapper/010:31:470
13109912410cyclictest0-21swapper/012:51:510
1310991233cyclictest672-21grep12:22:140
13109912011cyclictest5704-21latency_hist10:26:470
1098111981sleep0-21swapper/110:01:371
1310991163cyclictest7737-21latency_hist10:36:470
1310991154cyclictest74-21mmcqd/010:11:460
1310991154cyclictest74-21mmcqd/010:11:460
1310991143cyclictest30252-21sort12:17:160
1310991135cyclictest12446-21egrep15:27:060
1310991128cyclictest0-21swapper/011:06:480
1310991118cyclictest0-21swapper/015:02:340
1310991118cyclictest0-21swapper/013:32:310
1310991118cyclictest0-21swapper/010:46:470
1310991113cyclictest25536-21sh12:09:030
1310991104cyclictest1298-21cyclictest13:50:310
1310991098cyclictest0-21swapper/011:41:490
1310991098cyclictest0-21swapper/011:41:490
1310991094cyclictest416-21tail13:17:060
1310991094cyclictest416-21tail13:17:060
1310991093cyclictest6238-21latency_hist15:16:550
1310991093cyclictest14886-21latency_hist11:21:480
1310991093cyclictest10573-21latency_hist10:56:480
1310991083cyclictest18023-21date14:41:540
13109910810cyclictest0-21swapper/012:55:290
1310991064cyclictest6527-21rm13:27:120
1310991064cyclictest6527-21rm13:27:120
1102110671sleep0-21swapper/010:01:370
1310991054cyclictest11834-21crond12:41:500
1310991043cyclictest4241-21/usr/sbin/munin14:17:240
1310991043cyclictest27154-21sh14:57:090
1310991038cyclictest0-21swapper/013:42:270
1310991033cyclictest7273-21unixbench_multi10:32:220
1310991028cyclictest0-21swapper/013:22:220
1310991028cyclictest0-21swapper/013:22:220
1310991028cyclictest0-21swapper/010:51:470
1310991018cyclictest0-21swapper/012:16:190
13109910112cyclictest1-21systemd11:27:190
1310991008cyclictest0-21swapper/013:16:520
13109910012cyclictest27417-21/usr/sbin/munin13:07:150
13109910010cyclictest0-21swapper/013:02:270
131099988cyclictest0-21swapper/013:52:190
131099987cyclictest0-21swapper/014:21:590
131099978cyclictest0-21swapper/014:01:530
131099978cyclictest0-21swapper/012:06:260
131099978cyclictest0-21swapper/012:06:260
131099975cyclictest74-21mmcqd/015:22:010
131099974cyclictest74-21mmcqd/011:56:490
1310999713cyclictest332-21ntpd14:12:080
131099963cyclictest6037-21ssh12:31:540
1310999613cyclictest0-21swapper/012:42:200
131099948cyclictest0-21swapper/013:00:550
131099933cyclictest14886-21latency_hist11:21:480
1310999324cyclictest0-21swapper/010:15:510
1310999314cyclictest12956-21latency_hist11:11:480
1310999310cyclictest0-21swapper/014:32:390
1310999249cyclictest6950irq/18-mmc014:42:150
131099914cyclictest21099-21/usr/sbin/munin14:47:070
131099914cyclictest21099-21/usr/sbin/munin14:47:070
1310999058cyclictest28076-21/usr/sbin/munin14:02:420
131099898cyclictest0-21swapper/014:56:160
131099897cyclictest0-21swapper/015:08:290
131099896cyclictest74-21mmcqd/010:17:040
131099888cyclictest3079-21ssh12:26:550
1310998826cyclictest0-21swapper/014:07:240
131099876cyclictest0-21swapper/011:16:480
1310998649cyclictest6950irq/18-mmc011:46:480
131099863cyclictest1-21systemd11:57:210
131099863cyclictest1-21systemd11:57:210
131099853cyclictest74-21mmcqd/010:56:480
131099853cyclictest16523-21interrupts11:32:200
1310998510cyclictest0-21swapper/011:47:200
1310998410cyclictest74-21mmcqd/013:37:170
131099828cyclictest0-21swapper/010:01:590
1323997457cyclictest11755-21ssh15:25:471
7050730irq/18-mmc174-21mmcqd/012:25:301
1323997256cyclictest31594-21sh13:14:051
1323997255cyclictest31372-21ssh14:08:121
1323997255cyclictest304-21snmpd13:16:581
1323997255cyclictest304-21snmpd13:16:581
1323997254cyclictest304-21snmpd14:05:541
1323997238cyclictest25119-21sh12:07:511
1323997236cyclictest11472-21ssh12:40:491
1323997235cyclictest29426-21ssh13:11:221
1323997155cyclictest19791-21ssh14:43:381
1323997153cyclictest23260-21ssh12:06:021
1323997153cyclictest23260-21ssh12:06:021
1323997135cyclictest23027-21ssh14:49:271
1323997135cyclictest23027-21ssh14:49:271
1323997132cyclictest11468-21ssh14:30:131
1323997052cyclictest23142-21ssh13:55:051
1323997052cyclictest19105-21wc12:52:361
1323997034cyclictest7705-21ssh14:22:531
1323997034cyclictest31382-21ssh12:18:501
1323997034cyclictest20217-21ssh13:50:111
1323997034cyclictest15136-21sh14:36:571
1323997033cyclictest3200-21ssh13:21:541
1323997033cyclictest3200-21ssh13:21:541
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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