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2026-03-13 - 14:49
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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 20 highest latencies:
System rack4slot3.osadl.org (updated Fri Mar 13, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3501210814,82sleep03507-21df_abs11:18:520
18204210314,15sleep018208-21hddtemp_smartct10:23:590
209339910215,77cyclictest29822-21find07:39:240
25974210014,16sleep03250-21snmpd12:28:400
14025210014,73sleep014071-21unixbench_singl11:49:370
20933999813,75cyclictest13246-21fschecks_count10:08:570
1930629817,62sleep019387-21aten_r4power_po07:08:470
3237829714,15sleep032428-21cut09:28:480
2314929714,16sleep023154-21sh10:39:050
2268429713,16sleep03250-21snmpd12:18:340
20933999715,73cyclictest3568-21runrttasks10:58:480
20933999714,73cyclictest4849-21aten_r4power_en08:03:470
1640129713,15sleep016472-21cpu11:58:500
3103229614,16sleep031035-21df_inode11:03:530
2808429614,15sleep028082-21ntp_states07:34:190
20933999615,71cyclictest5612-21processes09:44:230
1862329614,16sleep018664-21processes12:04:230
170129613,16sleep01734-21grep07:53:560
3226829514,15sleep032281-21latency_hist09:28:380
20933999514,72cyclictest8132-21munin-node09:54:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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