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2025-12-02 - 02:21
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 20 highest latencies:
System rack8slot1.osadl.org (updated Mon Dec 01, 2025 12:43:48)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
85549923560,0cyclictest19419-21munin-node08:44:430
85549923358,0cyclictest1-21init09:07:300
85549922971,0cyclictest11654-21sshd11:39:420
85549922970,0cyclictest25136-21ls10:44:410
85549922861,0cyclictest8299-21df11:30:110
85549922771,0cyclictest3355-21runrttasks11:49:560
85549922758,0cyclictest24391-21missed_timers10:41:270
85549922743,0cyclictest1768-21nfs_client07:51:060
85549922741,0cyclictest15067-21aten2.4_r8power10:15:440
85549922735,0cyclictest13866-21nfsd10:11:410
85549922678,0cyclictest1276-21df_inode11:10:210
85549922677,0cyclictest20235-21python10:30:300
85549922566,0cyclictest9800-21snmpd09:36:340
85549922556,0cyclictest23117-21telnet07:20:100
85549922534,0cyclictest32393-21munin-run09:29:360
85549922485,0cyclictest9795-21smartctl06:41:360
85549922434,0cyclictest3355-21runrttasks08:29:530
85549922434,0cyclictest28981-21nfs_client07:36:120
85549922379,0cyclictest11841-21seq10:06:170
85549922373,0cyclictest20415-21sh12:04:320
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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