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2025-07-19 - 06:33
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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 Sat Jul 19, 2025 00:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
284109926548cyclictest14137-21latency_hist22:45:370
2841099265238cyclictest2653-21kernelversion00:11:440
2841099255229cyclictest11699-21chrt22:34:530
2841099251220cyclictest28626-21chrt23:45:220
284109925070cyclictest21588-21df_inode23:15:560
2841099250223cyclictest23668-21diskmemload23:07:140
284109924963cyclictest2983-21gmain21:37:540
2841099249224cyclictest30903-21munin-node0
2841099249218cyclictest7449-21chrt19:58:530
2841099247220cyclictest16847-21fschecks_count22:56:060
2841099247190cyclictest8320-21df_inode22:20:450
284109924654cyclictest4970-21perl22:06:170
284109924649cyclictest23937-21ssh23:25:520
2841099246222cyclictest3625-21ssh22:01:000
2841099246222cyclictest27752-21sh21:26:310
2841099245218cyclictest28725-21rm21:30:570
2841099245214cyclictest15263-21ssh22:49:400
2841099244218cyclictest9234-21ssh00:40:010
2841099243216cyclictest27390-21df21:25:400
2841099243213cyclictest6502-21rm22:12:230
2841099242218cyclictest1252-21grep00:06:170
2841099242211cyclictest25186-21ssh23:31:000
2841099242198cyclictest14662-21df_inode20:30:320
2841099242185cyclictest2253-21ssh21:55:540
284109924170cyclictest2872-21snmpd20:38:420
284109924161cyclictest26133-21cpu21:20:190
2841099241217cyclictest5688-21latency_hist00:25:380
2841099241215cyclictest22519-21latency_hist21:05:190
2841099241214cyclictest10032-21ntp_kernel_pll_22:27:100
2841099241213cyclictest25019-21latency_hist21:15:330
2841099241213cyclictest20877-21ntp_states23:12:280
2841099241212cyclictest2939-21netwatch00:02:320
284109924076cyclictest18189-21ssh23:01:280
284109924047cyclictest13382-21munin-node0
2841099240215cyclictest6524-21df19:55:210
2841099240215cyclictest400-21ssh21:47:430
2841099240213cyclictest17400-21ntpq20:41:430
2841099240182cyclictest24906-21cron23:30:040
2841099240176cyclictest23670-21ls21:10:020
2841099239215cyclictest6877-21munin-run00:30:080
2841099239210cyclictest21366-21munin-run21:00:090
2841099239209cyclictest28556-21df_inode19:10:310
284109923849cyclictest2720-21lxpanel20:19:000
2841099238213cyclictest28987-21cat23:46:270
2841099238212cyclictest30140-21ssh23:51:220
2841099238211cyclictest1224-21perl21:51:230
2841099238208cyclictest2720-21lxpanel19:16:310
2841099238207cyclictest32367-21awk19:26:100
2841099237214cyclictest32086-21ssh23:59:550
2841099237211cyclictest58-1kworker/0:1H22:23:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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