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2026-03-18 - 01:51
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack4slot3.osadl.org (updated Wed Mar 18, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22874211014,83sleep022223-21munin-node00:19:510
30895210914,82sleep030898-21munin-node23:04:520
12893210814,21sleep012932-21munin-node20:29:440
14672210721,15sleep014668-21ntp_states22:14:480
6513210614,21sleep06542-21proc_pri20:09:500
13006210614,79sleep013020-21missed_timers23:49:420
29921210515,15sleep03250-21snmpd19:43:420
24241210514,24sleep024255-21tail21:04:440
20873210414,22sleep020877-21munin-node20:54:370
20061210417,67sleep03250-21snmpd19:12:420
32036210115,16sleep032054-21df_abs23:09:210
6726210014,16sleep06738-21switchtime21:49:570
31916210014,17sleep031929-21forks19:49:240
2649210013,74sleep02705-21aten_r4power_vo21:39:160
548929814,16sleep03250-21snmpd20:07:070
316629813,16sleep03170-21munin-node23:19:380
2859029814,16sleep03250-21snmpd00:39:050
2478429813,15sleep024791-21munin-node00:25:030
1178529814,16sleep010786-21munin-node22:05:080
2391929715,15sleep023946-21hddtemp_smartct19:24:270
1940129714,15sleep019404-21iostat00:09:340
1170729714,16sleep011719-21munin-node20:25:030
3229529614,16sleep032303-21memory21:29:380
2188629614,16sleep03321-21lldpd00:17:160
20343999615,72cyclictest22253-21df_abs20:59:210
3049429515,16sleep030506-21iostat19:44:320
2888829515,16sleep028892-21hddtemp_smartct21:19:260
2711329514,15sleep027127-21sh21:14:210
20343999514,72cyclictest14381-21munin-node20:34:340
20343999514,43cyclictest25798-21tr19:29:420
2079029414,16sleep020791-21iostat_ios19:14:330
20343999415,43cyclictest4387-21munin-node23:24:220
20343999414,70cyclictest18877-21latency_hist00:09:060
1612029414,16sleep016151-21iostat23:59:320
664129314,16sleep06637-21ntp_states23:29:460
2575229314,16sleep025806-21perl00:29:280
20343999314,70cyclictest16615-21unixbench_singl22:20:030
1275929314,16sleep012763-21hddtemp_smartct22:09:310
317602920,4sleep031758-21cat21:29:070
20343999214,69cyclictest9160-21munin-node21:59:240
20343999214,69cyclictest25305-21munin-node21:09:380
2904229115,16sleep029045-21iostat22:59:320
286529114,16sleep02895-21hddtemp_smartct19:59:270
2581029114,16sleep025811-21irqstats22:49:350
2131729114,15sleep021320-21smart_hda22:34:570
20343999114,68cyclictest27233-21fschecks_count22:54:240
153929114,16sleep01542-21ntp_states19:54:470
20343999016,65cyclictest7788-21munin-node23:34:190
20343999014,67cyclictest7483-21aten_r4power_cu20:14:160
20343999014,67cyclictest23647-21sh22:44:060
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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