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2026-07-01 - 08:07
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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 792 highest latencies:
System rack5slot7.osadl.org (updated Wed Jul 01, 2026 00:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18265224530,13sleep016086-1kworker/u3:118:59:260
194169911318,49cyclictest22494-21apt-get23:19:200
194169910619,48cyclictest684-21memory22:15:370
194169910414,68cyclictest19176-21ssh21:35:020
194169910328,64cyclictest0-21swapper21:47:340
194169910219,61cyclictest10797-21ntp_states21:10:350
194169910215,47cyclictest3694-21munin-run23:59:030
194169910117,65cyclictest27513-21munin-run23:34:040
194169910114,26cyclictest9309-21users00:15:550
194169910014,48cyclictest13631-21/usr/sbin/munin21:20:550
194169910014,47cyclictest8781-21df_inode21:04:560
194169910010,68cyclictest10593-21aten_r5power_vo22:44:390
19416999932,50cyclictest0-21swapper21:52:500
19416999916,44cyclictest2238-21fw_conntrack22:20:040
19416999915,23cyclictest21154-21fw_conntrack23:15:020
19416999915,22cyclictest28276-21ssh23:35:340
19416999915,21cyclictest20853-21ssh21:39:520
19416999914,23cyclictest17686-21fw_conntrack23:05:020
19416999911,66cyclictest25460-21ssh23:27:230
19416999819,40cyclictest29120-21apt22:04:120
19416999817,42cyclictest12350-21memory00:25:330
19416999816,21cyclictest6877-21munin-run22:34:050
19416999815,62cyclictest28394-21users22:01:040
19416999814,46cyclictest31079-21apt-get23:44:240
19416999810,67cyclictest3730-21head20:35:090
1941699979,25cyclictest10665-21ntpq00:20:310
19416999728,53cyclictest15336-21ssh22:58:210
19416999726,61cyclictest0-21swapper23:53:430
19416999717,42cyclictest12529-21fw_conntrack22:50:010
19416999712,64cyclictest12196-21ssh21:14:490
19416999710,69cyclictest15461-21ssh21:24:360
19416999629,49cyclictest22870-21grep19:24:230
19416999616,60cyclictest5163-21munin-run22:29:050
19416999616,44cyclictest7163-21memory00:10:270
19416999616,43cyclictest17511-21irqstats21:30:090
19416999615,43cyclictest6498-21munin-run20:54:020
19416999613,64cyclictest26013-21ssh21:54:530
19416999612,48cyclictest32127-21ssh22:12:310
19416999612,22cyclictest29821-21irqstats23:40:120
19416999610,64cyclictest14692-21ssh00:32:040
1941699959,24cyclictest10319-21ssh22:44:010
19416999516,57cyclictest15870-21df22:59:450
19416999510,22cyclictest7456-21interrupts22:35:090
1941699939,25cyclictest19593-21ssh23:10:280
19416999317,56cyclictest19851-21irqstats19:04:460
19416999317,21cyclictest0-21swapper19:10:370
19416999312,58cyclictest6168-21ssh00:07:250
1941699929,43cyclictest28060-21sed19:50:070
19416999221,60cyclictest0-21swapper19:47:120
19416999124,52cyclictest0-21swapper20:29:010
19416999111,23cyclictest8395-21latency_hist21:04:090
1941699909,45cyclictest29224-21aten_r5power_po19:59:250
19416999031,27cyclictest0-21swapper00:01:580
19416999018,26cyclictest21810-21users19:15:100
19416999015,26cyclictest28266-21/usr/sbin/munin19:54:220
19416999013,59cyclictest31744-21munin-run20:14:030
19416999012,44cyclictest30035-21/usr/sbin/munin20:04:290
19416999012,26cyclictest25819-21df_inode19:39:350
19416999010,61cyclictest24181-21ntp_kernel_err19:29:550
19416998931,43cyclictest0-21swapper20:40:020
19416998917,23cyclictest6885-21df_inode20:54:360
19416998913,29cyclictest1081-21latency_hist20:24:060
19416998815,25cyclictest5208-21memory20:44:510
19416998717,22cyclictest2393-21fw_conntrack20:29:410
19416998623,41cyclictest32264-21memory20:14:520
19416998612,24cyclictest25291-21/usr/sbin/munin19:35:050
19416998513,19cyclictest28595-21snmpd19:19:430
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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