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2025-11-21 - 01:05
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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: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack7slot3.osadl.org (updated Thu Nov 20, 2025 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9085245422sleep9084-21df07:01:450
1013499247217cyclictest16738-21ssh09:56:050
1013499237171cyclictest20288-21cpu10:11:470
1013499234210cyclictest21376-21munin-run10:16:390
1013499232174cyclictest10284-21grep09:27:350
1013499232170cyclictest32261-21ntpq11:03:280
1013499231204cyclictest12077-21sort07:13:320
1013499231164cyclictest9944-21latency_hist09:27:200
1013499230202cyclictest4295-21irqstats11:22:580
1013499229202cyclictest25379-21memory10:33:260
1013499228161cyclictest21701-21fschecks_count10:17:340
1013499227203cyclictest16350-21missed_timers07:32:390
1013499227199cyclictest19432-21ls07:46:490
1013499227162cyclictest14990-21ntp_states12:09:050
1604222616sleep1607-21modprobe11:12:110
1013499226201cyclictest2938-21runrttasks07:19:070
1013499225199cyclictest7195-21ssh11:35:450
1013499225199cyclictest14024-21ssh09:43:260
1013499224199cyclictest1386-21sendmail_mailst08:48:290
1013499224161cyclictest24978-21df_inode10:32:220
1013499223199cyclictest29482-1kworker/0:1H11:59:180
1013499223199cyclictest15969-21ssh12:13:220
1013499223198cyclictest6460-21ssh09:11:000
1013499223197cyclictest27846-21chrt10:44:110
1013499222199cyclictest3402-21fschecks_time08:57:170
1013499222198cyclictest23503-21ssh10:25:300
1013499221195cyclictest18930-21chrt10:05:200
1013499221195cyclictest14725-21munin-node0
1013499221192cyclictest9640-21munin-node0
1013499220197cyclictest17547-21ntp_states09:58:510
1013499220197cyclictest14135-21modprobe07:22:460
1013499220195cyclictest2938-21runrttasks11:55:390
1013499219195cyclictest7818-21ssh11:37:590
1013499219194cyclictest4244-21munin-node0
1013499219194cyclictest13490-21cpuspeed09:41:550
1013499218194cyclictest2720-21lxpanel08:12:170
1013499218192cyclictest20349-21chrt07:50:160
1013499218192cyclictest17680-21cpu12:21:430
1013499218191cyclictest30803-21fschecks_time10:57:380
1013499218153cyclictest2720-21lxpanel12:29:150
1013499217192cyclictest2872-21snmpd08:17:170
1013499216152cyclictest24291-21if_eth008:07:280
1013499215189cyclictest8790-21chrt09:21:180
1013499215186cyclictest12463-21latency_hist09:37:170
1013499214191cyclictest5879-21ssh11:30:030
1013499214191cyclictest29716-21munin-node0
1013499214190cyclictest2117-21apt-get11:14:110
1013499214186cyclictest29988-21tr10:53:360
1013499213189cyclictest23555-21mailstats08:03:340
1013499213189cyclictest13746-21chrt12:03:330
1013499213187cyclictest6580-21munin-node0
1013499212188cyclictest31469-21munin-node0
1013499212186cyclictest3833-21ssh11:21:440
1013499211187cyclictest26962-21ssh10:40:560
1013499211147cyclictest10575-21netwatch07:07:320
1013499210186cyclictest20776-21ssh12:34:350
1013499208183cyclictest10270-21ssh11:48:290
1013499207182cyclictest18472-21ssh12:24:310
1013499206181cyclictest15387-21ssh09:49:380
1013499205179cyclictest28223-21munin-node0
1013499204181cyclictest20845-21awk07:52:240
1013499200173cyclictest28428-21chrt08:25:300
1013499199176cyclictest32552-21runrttasks08:42:530
1013499199175cyclictest17752-21munin-node0
1013499199173cyclictest2530-21chrt08:53:270
1013499197138cyclictest296002sleep08:30:520
1013499194170cyclictest21968-21basename07:57:240
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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