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2025-05-02 - 12:57
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rack9slot4.osadl.org (updated Fri May 02, 2025 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3752114073sleep0-21swapper/112:25:161
38399912046cyclictest4797-21sshd12:25:510
38399911945cyclictest20914-21latency_hist13:20:180
38399911839cyclictest16251-21latency_hist13:05:190
38399911640cyclictest4686-21fschecks_count15:55:430
38399911541cyclictest25578-21latency_hist13:35:190
38399911443cyclictest31297-21proc_pri13:51:150
38399911238cyclictest32205-21latency_hist17:25:250
38399911143cyclictest18333-21/usr/sbin/munin16:40:430
38399911031cyclictest26766-21ntp_states15:20:560
38399910943cyclictest16458-21latency_hist14:50:210
38399910941cyclictest900-21latency_hist14:00:200
38399910841cyclictest19047-21unixbench_singl13:11:190
38399910838cyclictest31434-21sshd15:35:560
38399910835cyclictest1-21systemd16:10:580
38399910637cyclictest26725-21if_eth017:05:530
38399910636cyclictest480-21systemd-journal17:51:010
38399910631cyclictest2455-21latency_hist14:05:200
38399910534cyclictest8907-21latency_hist16:10:240
38399910532cyclictest21337-21wc16:50:250
3685110570sleep0-21swapper/012:25:140
38399910438cyclictest14342-21runrttasks14:41:010
38399910437cyclictest304-21snmpd16:20:430
38399910436cyclictest7126-21latency_hist14:20:200
38399910432cyclictest1340-21latency_hist17:30:260
38399910341cyclictest11995-21latency_hist16:20:240
38399910241cyclictest22469-21latency_hist13:25:190
38399910237cyclictest18215-21latency_hist16:40:240
38399910235cyclictest15104-21latency_hist16:30:250
38399910034cyclictest29405-21cpuspeed17:15:390
3839999941cyclictest4221-21latency_hist15:55:230
3839999941cyclictest4221-21latency_hist15:55:230
3839999939cyclictest16661-21latency_hist16:35:240
3839999939cyclictest16661-21latency_hist16:35:240
3839999930cyclictest21123-21latency_hist15:05:220
3839999834cyclictest15563-21kworker/u4:215:45:560
3839999830cyclictest27660-21/usr/sbin/munin17:10:490
383999967cyclictest0-21swapper/016:55:380
3839999631cyclictest11793-21latency_hist14:35:210
3839999630cyclictest10293-21latency_hist14:30:210
3839999533cyclictest24554-21/usr/sbin/munin17:00:390
3839999439cyclictest13945-21sshd12:55:520
3839999435cyclictest8476-21latency_hist12:40:170
3839999327cyclictest28690-21latency_hist13:45:200
3839999228cyclictest16476-21aten_r9power_vo13:05:320
383999916cyclictest0-21swapper/015:33:270
383999916cyclictest0-21swapper/015:33:270
383999909cyclictest0-21swapper/014:58:000
3839999034cyclictest326-21runrttasks15:26:280
3844998935cyclictest12697-21sshd14:35:551
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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