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2026-04-01 - 14:03
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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 Wed Apr 01, 2026 12:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1278624180,5sleep012785-21grep07:11:010
139479915415,70cyclictest24950-21seq07:48:340
139479915015,72cyclictest4194-21crond08:25:340
14014211713,91sleep014073-21latency_hist10:35:370
965229914,15sleep09680-21hddtemp_smartct12:01:030
460629914,71sleep04653-21fschecks_count10:05:570
3054429914,15sleep030545-21diskstats11:25:550
2056029914,15sleep020563-21crond12:35:360
855029714,15sleep03250-21snmpd08:36:330
933529614,15sleep09344-21df_abs08:40:510
13947999615,72cyclictest24331-21latency11:06:090
13947999615,70cyclictest16343-21munin-node09:01:210
13947999614,72cyclictest8462-21ls10:16:270
13947999515,70cyclictest2315-21runrttasks09:58:240
3244729415,16sleep032460-21open_files08:11:200
1908529413,16sleep019102-21df_inode09:10:510
13947999415,70cyclictest23622-21sshd11:04:440
13947999415,70cyclictest14997-21sensors12:16:270
13947999314,70cyclictest32183-21fschecks_time09:50:580
13947999314,69cyclictest17825-21kernelversion10:46:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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