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2026-03-15 - 09:15
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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 Sun Mar 15, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
29012211816,24sleep029013-21sshd19:10:140
31418210714,79sleep031462-21fschecks_count19:19:080
2234210614,22sleep02276-21fschecks_count19:29:080
29185210314,16sleep03250-21snmpd20:50:560
18893210214,16sleep018894-21irqstats23:39:180
7206210114,16sleep07270-21munin-node23:04:000
295579910114,77cyclictest3837-21crond00:33:470
3682210014,16sleep03756-21grep21:13:480
20271210014,16sleep020278-21ls20:24:100
1711829915,16sleep017120-21irqstats20:14:170
1399529913,16sleep014037-21munin-node20:04:240
29557999815,73cyclictest15700-21munin-node23:29:190
2313429714,17sleep023129-21latency_hist22:13:480
2151629714,16sleep021601-21date22:08:480
1441329714,17sleep014429-21sed23:24:380
80729616,15sleep02765-21syslogd19:24:160
374729614,16sleep03752-21sh22:53:470
29557999614,72cyclictest424-21munin-node21:04:120
29557999614,72cyclictest27245-21munin-node00:04:330
2853429614,16sleep028537-21iostat_ios22:29:160
2748129614,16sleep027486-21users22:24:440
2336529614,16sleep023405-21df22:14:000
1100529614,16sleep011006-21ntp_states23:14:310
3179529514,15sleep031803-21kernelversion22:39:190
29557999516,69cyclictest10613-21perl21:34:080
1980129514,16sleep019810-21munin-run20:23:460
900829415,16sleep09009-21irqstats19:49:170
3032729414,16sleep030352-21ps20:54:320
29557999415,70cyclictest31651-21munin-node00:19:050
2863529413,16sleep028641-21grep00:09:190
2503629414,16sleep025098-21perl20:39:080
1858029414,16sleep018583-21diskstats21:59:050
1242429413,16sleep012466-21munin-node23:19:230
1086129415,16sleep010859-21ntp_states19:54:420
924229314,16sleep09250-21memory23:09:210
605729315,16sleep06055-21ntp_states21:19:300
29557999315,69cyclictest20542-21kernelversion23:44:200
29557999313,70cyclictest30235-21awk19:14:460
1556729313,16sleep015570-21irqstats21:49:170
1393929315,16sleep013942-21iostat_ios21:44:150
387829214,16sleep03907-21df_inode19:34:030
72552910,4chrt7253-21forks21:24:040
3024029114,15sleep030246-21iostat00:14:150
3016729114,16sleep030170-21irqstats22:34:170
29557999115,67cyclictest4088-21cpu00:34:000
29557999115,67cyclictest17366-21missed_timers23:34:240
29557999114,68cyclictest27241-21switchtime20:44:380
29557999114,68cyclictest23945-21ntpdc23:54:260
29557999113,68cyclictest25083-21munin-node22:19:080
2220729114,16sleep022215-21memory23:49:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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