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2026-03-17 - 07:41
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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 all highest latencies:
System rack4slot3.osadl.org (updated Tue Mar 17, 2026 00:43:31)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1171828460,4sleep011715-21ls19:09:260
127999915114,67cyclictest1629-21runrttasks21:59:110
127999915114,128cyclictest4485-21chrt22:06:500
127999914914,66cyclictest24323-21basename21:29:100
127999914815,63cyclictest13813-21munin-node00:14:480
127999914814,67cyclictest17074-21munin-node22:44:550
127999914512,66cyclictest10967-21chrt00:06:120
127999914415,61cyclictest396-21chrt21:54:330
127999914315,118cyclictest10087-21munin-node22:24:240
127999914314,66cyclictest3568-21runrttasks22:12:010
127999914214,66cyclictest19839-21missed_timers19:34:360
127999914214,118cyclictest7154-21open_inodes22:14:440
127999914115,30cyclictest582-21nfs_client23:34:390
127999914114,68cyclictest3268-21sshd23:00:300
127999914114,63cyclictest4105-21ls20:24:550
127999914114,63cyclictest11834-21interrupts00:09:240
127999914014,38cyclictest3568-21runrttasks19:16:050
127999914013,68cyclictest18803-21unixbench_singl22:49:560
127999913914,60cyclictest4898-21latency_hist23:49:010
127999913714,59cyclictest15300-21munin-node19:19:520
127999913514,65cyclictest29414-21fschecks_time21:44:210
127999913514,63cyclictest3568-21runrttasks23:31:550
127999913414,60cyclictest29550-21idleruntime23:24:250
127999913314,64cyclictest31683-21unixbench_singl21:49:560
127999913314,62cyclictest27968-21munin-node21:39:320
127999913215,62cyclictest232632sleep021:24:410
127999913214,65cyclictest6555-21munin-node23:54:100
127999913015,60cyclictest1695-21fschecks_count20:19:210
127999913014,61cyclictest26369-21munin-node23:14:280
127999913014,59cyclictest17721-21aten_r4power_en19:29:090
127999912816,55cyclictest3167-21latency_hist23:44:010
127999912215,98cyclictest23463-21munin-node23:04:480
8316210814,80sleep08322-21munin-node22:19:200
1390721000,4sleep013908-21timerwakeupswit22:34:550
12799999417,68cyclictest17287-21uptime00:24:590
12799999314,70cyclictest21333-21interrupts19:39:260
12799999214,68cyclictest22501-21crond21:23:590
12799999116,66cyclictest18111-21sh00:29:160
12799999114,68cyclictest30032-21vmstat20:04:580
1846629013,64sleep017756-21munin-node21:09:470
12799999015,66cyclictest20562-21seq21:16:210
12799999014,67cyclictest16892-21switchtime19:24:510
12799999014,66cyclictest8026-21munin-node20:39:450
12799998915,65cyclictest23254-21munin-node19:44:530
12799998915,64cyclictest31069-21sh20:09:250
12799998914,65cyclictest93732sleep000:01:260
12799998815,65cyclictest27948-21if_eth023:19:260
12799998814,38cyclictest19515-21aten_r4power_po22:54:110
12799998813,66cyclictest24158-21munin-node19:49:090
12799998715,63cyclictest16915-21munin-node21:04:470
12799998715,63cyclictest14556-21hostname20:59:100
12799998715,63cyclictest11528-21munin-node22:29:140
12799998614,63cyclictest3568-21runrttasks00:19:120
12799998614,63cyclictest26013-21cpu21:34:110
12799998614,63cyclictest24313-21munin-node23:09:110
12799998613,64cyclictest5167-21if_err_eth020:29:240
12799998613,64cyclictest14996-21interrupts22:39:260
12799998514,62cyclictest6403-21munin-node20:34:160
12799998414,34cyclictest27403-21munin-node19:59:320
12799998314,60cyclictest19705-21df_abs00:34:150
12799998215,58cyclictest26524-21processes19:54:460
12799998214,58cyclictest12890-21munin-node20:54:100
12799998116,56cyclictest21788-21ntp_states00:39:420
12799998115,57cyclictest11535-21fschecks_count20:49:200
12799998114,60cyclictest6311-21runrttasks23:52:570
12799997817,52cyclictest9648-21munin-node20:44:260
12799997514,52cyclictest830-21users20:14:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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