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2026-07-09 - 08:19
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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 rack5slot7.osadl.org (updated Thu Jul 09, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24169224112225,134sleep00-21swapper19:01:050
244879910721,43cyclictest18895-21users22:50:280
244879910649,37cyclictest10024-21kernelversion23:59:530
244879910620,63cyclictest30438-21irqstats23:24:530
244879910418,22cyclictest24042-21users23:05:260
244879910328,56cyclictest17451-21ssh00:20:570
244879910317,22cyclictest20028-21df_inode22:54:310
244879910117,46cyclictest2387-21munin-run22:03:400
244879910117,40cyclictest7701-21munin-run23:53:400
244879910110,28cyclictest28595-21snmpd00:14:390
244879910017,24cyclictest17417-21ssh21:12:400
244879910013,25cyclictest11705-21/usr/sbin/munin00:04:530
244879910012,46cyclictest9135-21ssh22:23:030
24487999934,48cyclictest0-21swapper00:26:220
24487999920,57cyclictest28265-21apt-get23:18:580
24487999917,23cyclictest4213-21apt-get22:08:580
24487999917,19cyclictest15893-21munin-run21:08:410
24487999916,22cyclictest13488-21memory00:09:550
24487999915,63cyclictest3286-21sh23:40:080
24487999915,62cyclictest21851-21irqstats22:59:510
24487999913,25cyclictest27642-21ssh21:42:080
24487999912,49cyclictest32077-21ssh23:29:380
24487999912,24cyclictest11629-21memory22:29:570
24487999910,49cyclictest14553-21ssh22:38:530
24487999841,25cyclictest1707-21processes23:35:160
24487999831,49cyclictest0-21swapper23:47:360
24487999828,53cyclictest24982-21df_inode21:34:320
24487999817,57cyclictest8273-21irqstats23:54:460
24487999815,46cyclictest9388-21ssh22:23:540
24487999812,67cyclictest23802-21sed21:30:230
24487999812,27cyclictest29568-21ssh21:48:110
24487999811,65cyclictest21112-21ssh00:32:100
24487999742,37cyclictest25285-21sh23:09:520
24487999720,58cyclictest0-21swapper20:54:150
24487999716,63cyclictest16516-21df22:44:230
24487999715,63cyclictest6300-21df_inode22:14:320
24487999715,45cyclictest21714-21memory21:25:010
24487999715,24cyclictest7080-21grep20:24:000
24487999711,45cyclictest702-21latency_hist21:58:430
24487999711,26cyclictest26552-21/usr/sbin/munin23:14:360
24487999613,22cyclictest2542-21ssh22:04:050
2448799959,65cyclictest13067-21cstates22:34:180
24487999433,40cyclictest11406-21users20:44:450
24487999424,54cyclictest0-21swapper20:29:310
24487999414,61cyclictest30322-21memory21:49:590
24487999412,23cyclictest3026-21grep19:59:330
24487999411,64cyclictest17760-21apt-get21:13:590
24487999411,61cyclictest19482-21sshd21:18:530
24487999410,46cyclictest11547-21apt-get20:48:530
24487999310,23cyclictest26485-21/usr/sbin/munin19:09:580
24487999218,26cyclictest10290-21ps20:39:380
24487999212,44cyclictest31392-21/usr/sbin/munin19:38:470
24487999210,23cyclictest28595-21snmpd20:59:040
24487999130,22cyclictest1452-21sed19:49:420
24487999110,60cyclictest28647-21wc19:23:420
24487999110,26cyclictest9440-21zcat20:34:370
24487999025,47cyclictest0-21swapper19:29:300
24487999017,25cyclictest4676-21irqstats20:09:220
24487999011,56cyclictest31341-21wc19:38:420
2448799898,59cyclictest25108-21grep19:04:370
24487998918,23cyclictest32552-21df_inode19:44:120
24487998818,26cyclictest6498-21irqstats20:19:220
24487998815,52cyclictest5262-21apt-get20:13:520
24487998717,23cyclictest27234-21irqstats19:14:230
24487998717,22cyclictest3916-21ntp_states20:04:340
24487998711,56cyclictest28682-21/usr/sbin/munin19:24:030
24487998613,29cyclictest1647-21sshd19:53:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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