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2026-05-14 - 13:39
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack7slot3.osadl.org (updated Thu May 14, 2026 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31107284019sleep31106-21awk19:05:360
3169699259126cyclictest2719-21lxpanel23:17:370
3169699258135cyclictest998-21ssh00:00:140
3169699258133cyclictest8398-21munin-run22:10:050
3169699258124cyclictest27864-21latency_hist23:35:330
316969925694cyclictest8146-21netwatch00:31:040
3169699256129cyclictest10086-21cpu00:40:010
316969925392cyclictest11990-21sh22:25:320
3169699253123cyclictest26726-21latency_hist23:30:380
3169699252126cyclictest29368-21runrttasks23:41:400
316969924277cyclictest58-1kworker/0:1H00:19:190
3169699236167cyclictest30628-21munin-node0
3169699225200cyclictest6753-21sh22:01:500
3169699224200cyclictest4561-21df_inode00:15:380
3169699224198cyclictest4085-21sh21:50:370
3169699223177cyclictest21076-21ssh23:05:350
3169699222159cyclictest28296-21date21:15:360
3169699222156cyclictest11735-21users20:02:010
3169699220194cyclictest3196-21ssh00:09:460
3169699220159cyclictest13418-21irqstats22:31:260
3169699219188cyclictest2827-21sendmail-mta21:35:020
3169699219160cyclictest25768-21munin-node0
3169699219153cyclictest17458-21/usr/sbin/munin22:50:130
3169699218189cyclictest12105-21ssh22:25:530
3169699218152cyclictest19335-21memory20:35:500
3169699218152cyclictest10798-21df_inode22:20:330
3169699217191cyclictest8645-21ssh22:10:410
3169699217190cyclictest4040-21df19:30:070
3169699217170cyclictest5382-21perl21:56:040
3169699217149cyclictest23257-21df23:15:250
5110221615sleep5116-21cpu19:34:590
3169699216191cyclictest31560-21ssh21:29:400
3169699216190cyclictest15795-21chrt22:41:400
3169699216189cyclictest5815-21sort00:20:560
3169699216153cyclictest29753-21irqstats21:21:350
3169699216146cyclictest2935-21runrttasks19:20:160
3169699215190cyclictest17185-21ping20:26:250
3169699215188cyclictest2202-21ssh21:42:120
3169699215187cyclictest16701-21df20:25:060
3169699215145cyclictest2034-21ssh00:05:030
3169699214188cyclictest19711-21ssh22:59:500
3169699214156cyclictest14853-21ntp_states20:16:210
3169699214150cyclictest29199-21cron21:19:460
3169699213186cyclictest32101-21ssh23:54:090
3169699213149cyclictest477-21latency_hist19:15:090
3169699213147cyclictest7287-21tr00:26:560
3169699212190cyclictest4207-21ssh21:50:570
3169699212188cyclictest1439-21latency_hist21:40:210
3169699212187cyclictest14542-21ssh22:36:220
3169699212186cyclictest17971-21sshd22:51:300
3169699212186cyclictest13222-21df20:10:080
3169699212153cyclictest1844-21idleruntime19:20:380
3169699212147cyclictest2935-21runrttasks23:10:050
3169699211187cyclictest27038-21df21:10:260
3169699211184cyclictest27983-21fschecks_count23:35:580
3169699210186cyclictest21194-21munin-node0
3169699210183cyclictest24055-21ntp_states20:56:210
3169699210150cyclictest25607-21ssh23:25:410
3169699210145cyclictest18014-21munin-node0
3169699210144cyclictest6366-21df19:40:110
3169699209182cyclictest8526-21munin-node0
3169699209145cyclictest23612-21chrt20:55:100
3169699208183cyclictest2935-21runrttasks20:13:270
3169699208147cyclictest8702-21munin-node0
3169699208147cyclictest20607-21ntp_states20:41:100
3169699205143cyclictest6446-21munin-node0
3169699198138cyclictest9671-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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