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2026-08-06 - 17:09
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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
Characteristics of the 100 highest latencies:
System rack5slot1.osadl.org (updated Thu Aug 06, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
188702220,0sleep50-21swapper/521:53:395
1440099208,7cyclictest644-21dbus-daemon22:30:203
1439499185,10cyclictest15598-21sh22:46:060
1439499180,14cyclictest11750-21sh00:15:470
1439499180,14cyclictest11454-21sh22:44:310
1439499180,10cyclictest9580-21sh23:01:050
1440099174,9cyclictest12604-21expr00:35:143
1439599170,13cyclictest30316-21sh22:55:101
1439499175,9cyclictest30251-21expr23:50:130
1439499170,9cyclictest27221-21sh21:58:180
1439499170,9cyclictest2457-21sh22:57:190
1439499170,9cyclictest21207-21ssh22:30:510
1439499170,9cyclictest19392-21ssh22:11:390
1439499170,9cyclictest18027-21ssh21:16:150
1439499170,9cyclictest14461-21sh21:50:300
1439499170,9cyclictest14308-21sh21:32:360
1439499170,13cyclictest8451-21sh23:55:370
1440499168,6cyclictest17590-21grep22:10:244
1440099169,5cyclictest26546-21cron21:40:003
1440099163,9cyclictest2479-21unixbench_singl19:50:283
1439599160,10cyclictest16748-21ssh21:34:191
1439499168,6cyclictest18967-21sed21:35:150
1439499164,8cyclictest744-21runrttasks19:42:330
1439499160,9cyclictest744-21runrttasks20:43:130
1439499160,9cyclictest744-21runrttasks19:14:360
1440499154,8cyclictest648-21systemd-logind19:54:384
1440499154,8cyclictest358-21systemd-udevd23:43:384
1440099158,6cyclictest10882-21grep22:25:153
1440099155,8cyclictest4003-21/usr/sbin/munin22:40:113
1440099155,5cyclictest28442-21sh21:59:093
1440099154,6cyclictest911-21ssh22:01:173
1440099154,6cyclictest31106-21rm00:09:013
1440099154,6cyclictest28013-21runrttasks19:36:023
1440099154,6cyclictest23230-21sh00:04:403
1440099154,6cyclictest17518-21ssh22:47:293
1440099154,6cyclictest13772-21ssh23:04:083
1440099154,6cyclictest12008-21rm23:58:143
1440099154,5cyclictest32714-21date23:15:003
1440099153,7cyclictest5547-21ssh22:59:343
1440099153,7cyclictest5544-21ssh00:30:283
1440099153,7cyclictest50-21ksoftirqd/321:47:503
1440099153,7cyclictest50-21ksoftirqd/320:17:013
1440099153,6cyclictest50-21ksoftirqd/322:21:253
1440099152,8cyclictest50-21ksoftirqd/323:36:013
1440099151,9cyclictest50-21ksoftirqd/323:46:593
1440099151,9cyclictest50-21ksoftirqd/323:30:143
1440099151,9cyclictest13145-21sh22:08:463
1440099151,8cyclictest50-21ksoftirqd/323:52:063
14400991511,3cyclictest544-21cron21:00:013
1440099151,10cyclictest925-21sh22:38:153
1440099151,10cyclictest8794-21needreboot20:05:223
1440099151,10cyclictest18455-21sh21:16:323
1440099151,10cyclictest16948-21ssh00:19:313
1440099150,10cyclictest50-21ksoftirqd/323:26:433
1439699157,6cyclictest26999-21tr20:45:142
1439699154,6cyclictest24631-21cut22:15:112
1439699151,10cyclictest10805-21sh23:57:202
1439699150,10cyclictest744-21runrttasks23:25:042
1439599158,6cyclictest7586-21grep23:55:191
1439599155,8cyclictest10469-21/usr/sbin/munin20:10:141
1439599154,8cyclictest5235-21mailstats22:40:191
1439599151,10cyclictest3538-21/usr/sbin/munin21:45:171
1439499155,9cyclictest1762-21gltestperf22:20:150
1439499155,8cyclictest12436-21/usr/sbin/munin20:15:130
1439499154,8cyclictest31015-21cut19:45:120
1439499151,10cyclictest744-21runrttasks19:35:280
1439499151,10cyclictest3981-21/usr/sbin/munin23:35:150
1439499150,13cyclictest4187-21grep21:05:170
1440499146,6cyclictest14643-21grep22:45:264
1440499145,8cyclictest29730-21/usr/sbin/munin20:50:174
1440499144,6cyclictest818-21aten2_r5power_p23:15:114
1440499143,8cyclictest1435-21cpuspeed_turbos21:00:124
1440499141,9cyclictest32638-21users20:55:264
1440499141,9cyclictest27507-21ssh22:35:124
1440499141,9cyclictest21215-21chrt20:32:224
1440499141,9cyclictest17733-21ssh00:37:594
1440499140,9cyclictest744-21runrttasks21:54:074
1440499140,9cyclictest12398-21/usr/sbin/munin20:15:134
1440499140,10cyclictest6227-21ssh22:22:484
1440499140,10cyclictest6060-21sh21:45:514
1440499140,10cyclictest4956-21/usr/sbin/munin00:30:214
1440499140,10cyclictest32508-21sh22:55:364
1440499140,10cyclictest29744-21sh21:23:194
1440499140,10cyclictest28320-21latency_hist19:40:004
1440499140,10cyclictest26602-21ssh22:34:464
1440499140,10cyclictest26297-21ssh21:39:494
1440499140,10cyclictest25418-21ssh23:47:084
1440499140,10cyclictest24171-21ssh23:10:024
1440499140,10cyclictest21247-21rm21:55:104
1440499140,10cyclictest20840-21ssh00:02:564
1440499140,10cyclictest20517-21sh23:25:354
1440499140,10cyclictest16837-21ssh23:24:184
1440499140,10cyclictest15407-21rm23:05:034
1440499140,10cyclictest12641-21sh23:03:184
1440499140,10cyclictest11920-21runrttasks20:12:434
1440499140,10cyclictest11691-21sh00:15:444
1440099147,4cyclictest481rcuc/321:50:103
1440099143,6cyclictest26939-21ssh21:40:043
1440099143,6cyclictest18689-21fschecks_count00:20:163
1440099142,7cyclictest16497-21sed23:05:153
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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