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2026-05-21 - 23:49
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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 highest latencies:
System rack4slot3.osadl.org (updated Thu May 21, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
317169914414,72cyclictest20994-21if_err_eth011:46:140
30643211419,76sleep030688-21munin-node07:16:180
12231210114,18sleep02731-17auditd08:00:470
7939210014,15sleep07980-21munin-node09:26:140
25363210014,16sleep025367-21crond12:00:480
24452210014,15sleep024481-21munin-node10:16:340
31716999915,74cyclictest1170-21munin-node12:26:510
184229914,24sleep01872-21sendmail_mailtr10:46:370
1611529814,15sleep016116-21memory08:11:220
60629719,16sleep03250-21snmpd10:42:570
430029713,16sleep04344-21sort10:55:480
1858629713,15sleep03250-21snmpd11:38:200
31716999615,72cyclictest31871-21runrttasks12:20:480
31716999614,73cyclictest22369-21fschecks_time08:31:070
31716999614,73cyclictest1841-21chrt07:26:450
31716999614,73cyclictest14527-21missed_timers08:06:240
2754729614,16sleep027565-21ntpq08:46:260
1294129614,15sleep012944-21iostat11:21:150
31716999515,71cyclictest44932sleep009:16:010
303329514,15sleep03080-21munin-node09:11:130
2924729514,15sleep029268-21missed_timers12:11:240
2302529514,15sleep023039-21munin-node11:51:370
1962629514,15sleep019640-21munin-node08:21:360
31716999414,71cyclictest12637-21munin-node09:41:030
299229414,15sleep02995-21df12:31:020
2562729414,16sleep025675-21fschecks_count10:21:070
981229314,16sleep09830-21ntp_states09:31:270
412829313,15sleep04136-21munin-run07:35:470
31716999315,69cyclictest28407-21seq10:29:470
975929214,16sleep09757-21ntp_states07:51:300
622129214,15sleep06278-21df12:41:020
3245329214,15sleep032449-21ntp_states09:01:290
31716999215,68cyclictest15052-21munin-node09:46:450
31716999214,69cyclictest3568-21runrttasks11:02:540
31716999214,69cyclictest20464-21munin-node08:26:330
31716999214,69cyclictest19538-21munin-node10:01:280
31716999115,67cyclictest25700-21if_err_eth008:41:120
2105529114,15sleep021056-21memory10:06:220
31716999016,65cyclictest19322-21fschecks_time11:41:080
31716999015,39cyclictest4758-21fschecks_count12:36:080
31716999014,67cyclictest1273-21fschecks_count09:06:070
31716999014,67cyclictest12364-21munin-node08:00:570
31716999014,66cyclictest27625-21munin-node12:06:230
31716999013,67cyclictest22971-21munin-node10:11:410
31716999013,41cyclictest28732-21aten_r4power_po10:31:010
1873529013,15sleep018763-21cat08:20:480
812928914,15sleep08132-21ntp_states07:46:270
31716998915,64cyclictest29509-21runrttasks08:51:430
31716998914,66cyclictest8040-21if_eth011:06:130
31716998914,66cyclictest31666-21runrttasks10:39:550
31716998914,66cyclictest14233-21aten_r4power_vo11:26:000
31716998914,66cyclictest11234-21munin-node09:36:130
31716998814,65cyclictest6186-21fschecks_time07:41:080
31716998814,65cyclictest15673-21munin-node09:51:090
1183828815,15sleep011880-21unixbench_singl11:16:450
31716998714,64cyclictest4251-21munin-node07:35:590
31716998713,65cyclictest3568-21runrttasks08:39:310
31716998713,38cyclictest3568-21runrttasks12:00:550
31716998614,63cyclictest3568-21runrttasks07:24:280
31716998514,63cyclictest7210-21runrttasks09:23:440
31716998414,62cyclictest5018-21ntpq10:56:260
3163128413,15sleep00-21swapper09:00:180
31716998315,60cyclictest32246-21fschecks_count12:21:090
31716998314,60cyclictest3568-21runrttasks12:46:190
31716998214,59cyclictest9638-21idleruntime11:11:120
1820328214,55sleep018231-21timerwakeupswit09:56:440
1666428114,15sleep016700-21ls11:31:440
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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