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2026-06-12 - 23:42
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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 376 highest latencies:
System rack5slot7.osadl.org (updated Fri Jun 12, 2026 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17689224072147,81sleep00-21swapper07:02:020
180439910513,49cyclictest5489-21apt-get12:10:250
180439910413,68cyclictest32658-21ssh10:19:580
180439910318,26cyclictest26548-21ntp_states10:01:290
180439910315,64cyclictest17514-21ssh11:10:280
180439910312,67cyclictest3753-21ssh12:05:040
180439910233,45cyclictest5147-21ssh10:34:040
180439910216,22cyclictest30985-21munin-run11:49:590
180439910212,70cyclictest23113-21sed07:31:100
180439910210,26cyclictest23498-21ssh09:52:040
180439910116,63cyclictest10861-21df10:50:450
180439910114,23cyclictest701-21df_inode11:55:530
180439910111,24cyclictest22682-21grep11:25:300
180439910030,51cyclictest0-21swapper10:44:480
180439910020,59cyclictest8661-21munin-run09:09:580
180439910019,60cyclictest31493-21ssh11:51:020
180439910016,61cyclictest16344-21ntp_states11:06:290
180439910016,22cyclictest15974-21df_inode09:30:490
180439910015,63cyclictest2618-21ntpdc10:26:220
180439910011,26cyclictest12898-21ntp_kernel_err10:56:260
18043999917,45cyclictest24529-21df11:30:390
18043999916,65cyclictest0-21swapper12:32:190
18043999914,47cyclictest10575-21aten_r5power_cu09:15:280
18043999913,51cyclictest28830-21ssh10:08:040
18043999912,67cyclictest14243-21cstates11:00:360
18043999912,65cyclictest6813-21ssh10:38:460
18043999911,26cyclictest28147-21ssh11:41:100
18043999833,48cyclictest0-21swapper10:23:040
18043999829,52cyclictest0-21swapper11:18:550
18043999817,59cyclictest26437-21irqstats11:36:120
18043999817,44cyclictest19564-21munin-run07:14:570
18043999812,64cyclictest28595-21snmpd11:20:390
18043999811,65cyclictest6939-21ssh09:04:570
18043999811,26cyclictest8792-21ssh09:10:130
18043999732,48cyclictest0-21swapper12:24:240
18043999716,24cyclictest21127-21df_inode09:45:520
18043999716,22cyclictest30276-21users10:11:500
18043999716,22cyclictest14302-21fw_conntrack09:25:560
18043999715,59cyclictest10882-21df12:25:390
18043999714,63cyclictest8877-21apt-get10:45:130
18043999710,47cyclictest24564-21ssh09:55:510
18043999635,18cyclictest12253-21ssh09:20:200
18043999629,41cyclictest0-21swapper08:25:430
18043999528,50cyclictest0-21swapper08:05:470
18043999516,58cyclictest31653-21df_inode08:20:320
18043999515,43cyclictest17800-21irqstats09:36:070
18043999438,23cyclictest19576-21latency09:41:140
18043999416,59cyclictest28595-21snmpd12:00:450
18043999414,58cyclictest7489-21df12:15:420
18043999411,60cyclictest4486-21cpu08:50:210
18043999312,60cyclictest22346-21sort07:30:010
18043999212,40cyclictest25872-21ls07:49:590
18043999117,25cyclictest18546-21memory07:05:450
18043999113,62cyclictest27325-21grep07:55:520
18043999015,24cyclictest30819-21irqstats08:15:410
18043998915,34cyclictest2047-21memory08:35:460
18043998914,28cyclictest915-21df_abs08:30:280
18043998913,41cyclictest28220-21awk08:00:510
18043998911,39cyclictest3604-21wc08:45:240
18043998819,23cyclictest5528-21fw_conntrack08:55:360
18043998817,23cyclictest2810-21df_inode08:40:300
18043998815,26cyclictest24384-21df07:40:270
18043998811,57cyclictest23272-21/usr/sbin/munin07:35:550
18043998811,41cyclictest26129-21awk07:50:210
18043998717,21cyclictest29829-21df_inode08:10:300
18043998711,27cyclictest20748-21/usr/sbin/munin07:20:260
18043998617,20cyclictest19889-21df07:15:280
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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