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2026-09-02 - 09:11
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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 Sep 02, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
116339915515,130cyclictest7078-21munin-node20:56:510
116339915315,127cyclictest28509-21ntpq20:22:140
116339915114,127cyclictest457-21hostname23:56:440
116339914914,97cyclictest24936-21tune2fs20:11:530
116339914614,95cyclictest10255-21munin-node22:46:450
116339914515,120cyclictest22074-21munin-node23:22:070
116339914514,122cyclictest18347-21aten_r4power_en23:11:440
116339914514,121cyclictest28331-21fschecks_time23:41:540
116339914415,91cyclictest12256-21seq22:52:050
116339914415,119cyclictest19953-21aten_r4power_en23:16:430
116339914414,120cyclictest5994-21munin-node22:32:180
116339914414,120cyclictest18535-21cpu00:51:470
116339914315,117cyclictest28323-21munin-node22:01:570
116339914314,120cyclictest19091-21timerandwakeup21:32:250
116339914314,119cyclictest29487-21munin-node20:27:310
116339914214,93cyclictest3568-21runrttasks22:10:590
116339914214,119cyclictest3804-21runrttasks00:06:440
116339914214,119cyclictest13276-21munin-node19:37:180
116339914214,118cyclictest6007-21awk20:52:240
116339914115,116cyclictest16993-21munin-node00:46:530
116339914115,115cyclictest4223-21munin-node22:27:070
116339914114,118cyclictest29891-21fschecks_count23:46:520
116339914114,118cyclictest2000-21munin-node22:21:580
116339914114,116cyclictest31737-21grep20:32:120
116339914014,117cyclictest3568-21runrttasks00:03:090
116339914014,117cyclictest26581-21munin-node23:36:480
116339914014,116cyclictest23366-21df_inode23:26:490
116339914014,115cyclictest1926-21munin-node20:42:110
116339913915,113cyclictest13729-21sh00:36:510
116339913914,115cyclictest16890-21grep21:26:530
116339913913,116cyclictest31359-21aten_r4power_vo23:51:450
116339913816,111cyclictest16715-21df_inode19:46:470
116339913814,115cyclictest3568-21runrttasks21:11:450
116339913715,112cyclictest8863-21munin-node00:21:530
116339913715,112cyclictest3250-21snmpd00:46:140
116339913715,112cyclictest22686-21sshd20:04:520
116339913714,85cyclictest13617-21df_abs22:56:480
116339913714,113cyclictest12226-21grep19:32:100
116339913615,111cyclictest14980-21cut19:41:440
116339913615,111cyclictest11901-21munin-node00:32:220
116339913615,110cyclictest16679-21munin-node23:06:460
116339913614,112cyclictest3787-21munin-node20:46:470
116339913614,112cyclictest23778-21proc_pri21:47:160
116339913614,112cyclictest18140-21munin-node19:51:480
116339913516,109cyclictest26251-21munin-node20:17:230
116339913515,110cyclictest32733-21munin-node20:37:320
116339913515,110cyclictest24785-21munin-node23:32:270
116339913515,110cyclictest14977-21munin-node21:21:470
116339913514,111cyclictest3250-21snmpd21:39:530
116339913416,108cyclictest20008-21munin-node00:56:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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