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2025-12-18 - 04:01
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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 Dec 18, 2025 00:44:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2767799264238cyclictest12471-21cpu22:40:040
2767799263237cyclictest24196-1kworker/0:2H23:21:360
2767799255225cyclictest25742-21runrttasks23:32:050
276779925472cyclictest1475-21sh21:55:400
2767799253221cyclictest9433-21rm22:27:120
276779925264cyclictest13735-21cat20:30:430
2767799252228cyclictest13849-21df_inode22:45:330
2767799251227cyclictest4440-21ssh00:16:380
2767799251226cyclictest14958-21munin-node0
2767799251225cyclictest31767-21timerandwakeup19:26:290
2767799251223cyclictest26365-21forks21:25:520
2767799251222cyclictest6124-21ssh00:24:080
2767799250226cyclictest17023-21fschecks_time20:45:310
2767799249226cyclictest32528-21cpu00:00:080
2767799249220cyclictest963-21sshd19:35:240
2767799249220cyclictest3261-21sh00:11:570
2767799249220cyclictest2834-21snmpd22:15:590
276779924866cyclictest2726-21lxpanel23:37:530
2767799247220cyclictest22398-21diskmemload23:16:000
2767799247219cyclictest32561-21netwatch21:50:190
2767799247218cyclictest28308-21ssh21:32:580
2767799247189cyclictest378-21fschecks_time00:01:020
276779924642cyclictest23435-21ssh21:13:380
2767799246227cyclictest135152sleep20:30:160
2767799246224cyclictest14934-21latency_hist22:49:520
2767799246222cyclictest20041-21ssh23:10:000
2767799246218cyclictest18676-21timerandwakeup20:51:280
2767799246217cyclictest31255-21munin-node0
2767799246214cyclictest9000-21ssh00:35:300
2767799246213cyclictest21188-21ssh23:14:170
2767799245218cyclictest5358-21df_inode22:10:470
2767799245218cyclictest25123-21chrt21:20:560
2767799245216cyclictest2376-21rs:main0
2767799245213cyclictest1767-21irqstats21:56:310
2767799244225cyclictest279862sleep23:41:110
2767799244220cyclictest2834-21snmpd23:46:310
2767799244218cyclictest32298-21runrttasks19:30:210
2767799244217cyclictest1506-21ssh00:05:570
2767799244215cyclictest8531-21ssh22:23:470
2767799244215cyclictest7583-21cpu00:30:070
276779924374cyclictest19522-21missed_timers20:56:020
276779924371cyclictest3901-21munin-run22:05:090
2767799243218cyclictest6841-21fschecks_time20:00:350
2767799243218cyclictest31200-21munin-node0
2767799243218cyclictest28204-21processes19:11:150
2767799243218cyclictest24951-21ssh21:20:280
2767799243216cyclictest16663-21chrt20:43:480
2767799243215cyclictest24472-21ping23:27:060
2767799243215cyclictest22406-21munin-run21:09:580
276779924272cyclictest15613-21/usr/sbin/munin20:40:070
2767799242218cyclictest17189-21runrttasks22:58:000
2767799242214cyclictest2726-21lxpanel19:55:540
2767799242213cyclictest5270-21ls22:10:250
2767799242211cyclictest2726-21lxpanel00:40:390
276779924150cyclictest8952-21df20:10:170
2767799241213cyclictest18176-21ntp_kernel_pll_23:02:010
2767799241212cyclictest10444-21ssh22:31:250
276779924051cyclictest9967-21munin-node0
2767799240215cyclictest29300-21missed_timers21:37:010
2767799240215cyclictest20865-21sendmail_mailtr21:01:240
2767799240210cyclictest2898-21users19:41:400
2767799240179cyclictest30745-21vmstat19:21:460
2767799239210cyclictest2726-21lxpanel19:46:140
2767799239175cyclictest29557-21uptime19:16:370
2767799238209cyclictest27678-21df19:10:070
2767799238208cyclictest11657-21ntp_kernel_pll_20:21:080
2767799237206cyclictest5579-21munin-node0
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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