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2025-11-17 - 23:01
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 25 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack3slot5.osadl.org.osadl.org (updated Mon Nov 17, 2025 12:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
151155010,0ktimers/0163411sleep06:53:450
1514700,0ktimers/0309551sleep08:04:150
1514700,0ktimers/0276221sleep07:48:530
1723099467109,0cyclictest17319-21chrt06:58:280
1514620,0ktimers/0173621sleep12:03:210
1514550,0ktimers/0229091chrt09:58:170
1514540,0ktimers/07751sleep10:44:390
1514510,0ktimers/0286571sleep10:24:100
172309944035,0cyclictest0-21swapper10:13:300
172309943929,0cyclictest15556-21grep11:54:180
1514380,0ktimers/0231921sleep09:59:080
172309943233,0cyclictest31840-21cat08:08:310
172309942926,0cyclictest7011-21munin-node08:44:590
172309942128,0cyclictest22529-21wget12:25:060
1514180,0ktimers/0246561sleep07:33:550
172309941676,0cyclictest0-21swapper09:48:470
172309941628,0cyclictest13838-21cut09:14:190
172309941530,0cyclictest10377-21cut11:29:180
1514140,0ktimers/0304191sleep10:31:340
172309941185,0cyclictest17863-21runrttasks12:04:340
172309941132,0cyclictest28721-21sed07:54:030
172309940931,0cyclictest4459-21if_eth108:30:070
172309940828,0cyclictest23447-21munin-node07:29:150
172309940730,0cyclictest20853-21apt-get12:19:020
172309940533,0cyclictest13179-21irqstats11:43:380
172309940533,0cyclictest12535-21grep11:39:080
172309940527,0cyclictest18868-21latency_hist09:38:270
172309940428,0cyclictest22837-21kernelversion07:24:470
172309940428,0cyclictest12664-21uptime09:09:110
172309940376,0cyclictest31062-21expr10:34:350
172309940329,0cyclictest8518-21runrttasks08:49:350
172309940232,0cyclictest18458-21wc07:03:350
172309940232,0cyclictest0-21swapper09:03:510
172309940231,0cyclictest5267-21nfs_client08:34:350
172309940127,0cyclictest21631-21sshd07:19:350
172309940031,0cyclictest0-21swapper10:53:510
172309940030,0cyclictest26526-21ntpq07:43:510
172309940030,0cyclictest25452-21cut10:09:200
172309940029,0cyclictest1545-21basename10:48:470
172309939933,0cyclictest16714-21sendmail-msp09:28:230
172309939931,0cyclictest5995-21chrt08:38:390
172309939930,0cyclictest9850-21grep11:25:140
172309939930,0cyclictest24560-21chrt10:04:390
172309939929,0cyclictest9519-21forks08:54:230
172309939928,0cyclictest4152-21tr10:59:430
172309939928,0cyclictest32275-21grep10:39:510
172309939896,0cyclictest1747-21ntpd12:09:290
172309939871,0cyclictest1926-21ls08:19:260
172309939830,0cyclictest11765-21cut11:34:500
172309939829,0cyclictest27874-21cut10:19:430
172309939829,0cyclictest10338-21basename08:58:390
172309939828,0cyclictest19997-21aten_r3power_vo09:44:150
172309939828,0cyclictest1927-21runrttasks09:34:270
172309939729,0cyclictest2674-21sendmail_mailtr08:23:310
172309939729,0cyclictest19811-21aten_r3power_en07:10:070
172309939728,0cyclictest20191-21sed12:14:460
172309939531,0cyclictest17080-21cpu09:29:270
172309939529,0cyclictest1654-21snmpd11:50:100
172309939429,0cyclictest25823-21cut07:39:110
172309939428,0cyclictest15403-21timerwakeupswit09:20:110
172309939231,0cyclictest6124-21awk11:09:220
172309939230,0cyclictest8533-21entropy11:19:540
172309939230,0cyclictest578-21ntpq08:13:480
172309939228,0cyclictest7078-21chrt11:14:060
172309939227,0cyclictest30091-21grep07:59:350
172309939131,0cyclictest4707-21ls11:03:270
172309939131,0cyclictest20782-21chrt07:14:590
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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