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2026-04-27 - 05:00
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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 Mon Apr 27, 2026 00:44:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74092319118sleep7413-21unixbench_singl19:02:050
783299272222cyclictest2834-21snmpd23:47:330
783299255223cyclictest7105-21munin-run23:36:390
783299254229cyclictest13759-21ntpq00:03:270
783299253224cyclictest13771-21df21:51:530
783299252224cyclictest20426-21ssh00:30:180
783299251220cyclictest8460-21sendmail_mailqu19:07:440
783299250224cyclictest26304-21diskmemload22:42:470
783299250222cyclictest7565-21df21:26:540
783299250187cyclictest9226-21sh23:43:550
783299249225cyclictest20779-21runrttasks22:20:050
783299249222cyclictest19399-21ssh00:26:370
783299249222cyclictest14595-21ssh00:07:110
783299248221cyclictest18739-21ssh22:11:450
783299248220cyclictest53-21mmcqd/019:36:420
783299248220cyclictest16132-21kernelversion00:12:560
783299247217cyclictest2726-21lxpanel21:58:180
78329924656cyclictest7622-21irqstats23:37:540
783299246220cyclictest25263-21missed_timers22:38:250
783299246218cyclictest21687-21ssh22:23:360
78329924549cyclictest19475-21fake-hwclock22:14:300
783299245221cyclictest27451-21ls22:47:370
783299244217cyclictest11925-21df23:56:410
783299244216cyclictest3555-21df_inode23:22:090
783299244216cyclictest12752-21ssh23:59:180
783299244215cyclictest28547-21grep22:52:170
783299244213cyclictest17355-21ssh00:18:040
783299244212cyclictest22511-21latency_hist20:11:270
783299244211cyclictest2777-21df_inode21:07:140
783299244211cyclictest21494-21latency_hist20:06:340
783299243218cyclictest9461-21ssh21:33:460
783299243218cyclictest2726-21lxpanel19:31:270
783299243212cyclictest463-21ssh23:09:190
783299243210cyclictest24880-21date20:21:310
783299243180cyclictest30342-21runrttasks20:45:410
78329924249cyclictest23617-21munin-run20:16:250
783299242216cyclictest31133-21ssh23:02:310
783299242214cyclictest16960-21munin-node0
783299242213cyclictest2330-21uniq23:17:290
783299242210cyclictest1499-21cat21:01:390
78329924152cyclictest17389-21munin-run22:06:260
78329924150cyclictest12192-21ssh21:45:030
783299241217cyclictest1922-21proc_pri21:02:330
783299241216cyclictest27888-21vmstat20:33:040
783299241214cyclictest5787-21chrt23:30:560
783299241214cyclictest20197-21sleep20:01:000
783299241213cyclictest28820-21chrt20:37:450
783299240216cyclictest21439-21ssh00:33:520
783299240214cyclictest11275-21ssh21:41:500
783299240212cyclictest26999-21latency_hist20:31:350
783299240207cyclictest22201-21munin-node0
783299239215cyclictest4958-21munin-node0
783299239215cyclictest14998-21irqstats19:37:160
783299239214cyclictest17635-21timerandwakeup19:47:570
783299239209cyclictest10070-21grep19:16:170
783299239179cyclictest4909-21cron21:16:130
783299238214cyclictest15070-21cut21:57:000
783299238209cyclictest26049-21df20:26:390
783299238207cyclictest10570-21missed_timers19:17:340
783299238206cyclictest31698-21runrttasks20:51:380
783299237212cyclictest8784-21ssh21:31:460
783299237210cyclictest24564-21chrt22:36:040
783299237209cyclictest30717-21tune2fs20:46:580
78329923648cyclictest30496-21sshd22:59:450
783299236208cyclictest1254-21sh23:12:460
783299236170cyclictest18876-21netwatch19:53:310
783299235212cyclictest11943-21mailstats19:22:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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