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2026-06-12 - 08:28
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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 50 highest latencies:
System rack7slot3.osadl.org (updated Fri Jun 12, 2026 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
320502232323sleep32052-21ntp_kernel_pll_19:04:370
3276399267104cyclictest14496-21munin-run22:29:220
3276399254229cyclictest22695-21latency_hist23:04:340
3276399246178cyclictest31404-21sh21:23:400
3276399241215cyclictest3439-21chrt21:41:240
3276399238178cyclictest16529-21ssh22:37:010
3276399237207cyclictest24619-21df20:54:210
3276399236211cyclictest15514-21ssh22:33:000
3276399235206cyclictest7859-21modprobe19:40:150
3276399235205cyclictest1194-21ssh21:33:040
3276399235172cyclictest2936-21netwatch22:54:570
3276399234209cyclictest4998-21munin-node0
3276399233208cyclictest6399-21df_inode21:54:390
3276399232205cyclictest8192-21ssh00:21:500
3276399232169cyclictest2365-21rs:main0
3276399232169cyclictest16666-21df_inode20:19:280
3276399232164cyclictest1585-21/usr/sbin/munin23:54:240
3276399231207cyclictest28524-21sleep23:29:340
3276399231204cyclictest12093-21df_inode00:39:410
3276399231165cyclictest2081-21ssh21:36:190
3276399231163cyclictest3372-21irqstats00:00:360
3276399230204cyclictest2719-21lxpanel22:07:160
3276399230198cyclictest19256-21ssh22:49:090
3276399229203cyclictest11007-21munin-node0
3276399229202cyclictest32733-21df21:29:250
3276399229166cyclictest2965-21ssh23:59:190
3276399228203cyclictest5346-21ssh00:09:470
3276399228203cyclictest18117-21memory20:25:010
3276399228202cyclictest32383-21memory23:45:500
3276399228159cyclictest28148-21df_inode21:09:450
3276399227202cyclictest4472-21memory21:45:530
3276399227200cyclictest22350-21df20:44:140
3276399227200cyclictest21737-21cat22:59:370
3276399227162cyclictest23008-21grep23:05:000
3276399226202cyclictest21069-21apt20:38:560
3276399226200cyclictest7372-21munin-run00:19:110
3276399226196cyclictest12542-21fschecks_time22:20:190
3276399226164cyclictest2935-21runrttasks00:32:140
3276399226161cyclictest24207-21cut23:10:080
3276399225203cyclictest20308-1kworker/0:2H22:41:520
3276399225200cyclictest20040-21munin-node0
3276399225199cyclictest13683-21proc_pri20:05:450
3276399225198cyclictest8905-21ssh00:25:110
3276399225197cyclictest2827-21sendmail-mta20:54:330
3276399225162cyclictest31670-21ssh23:43:160
3276399225162cyclictest15447-21df20:14:190
3276399225160cyclictest6949-21grep19:35:590
3276399224201cyclictest1061-21grep19:10:550
3276399224199cyclictest9821-21munin-node0
3276399224199cyclictest6975-21ntpq21:56:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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