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2025-12-31 - 05:54
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 rack7slot8.osadl.org (updated Wed Dec 31, 2025 01:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10370219722,56sleep010373-21fw_forwarded_lo19:05:210
11341991698,106cyclictest16984-21df19:30:190
11341991628,116cyclictest5557-21df22:55:200
11341991608,97cyclictest10453-21chrt21:12:080
11341991598,130cyclictest19399-21/usr/sbin/munin21:45:510
11341991597,95cyclictest23980-21apt-get00:12:090
113419915936,105cyclictest10250irq/56-4a10000020:41:550
11341991588,128cyclictest19550-21sshd19:40:300
11341991588,115cyclictest11690-21apt-get21:17:040
11341991587,110cyclictest18585-21sendmail_mailtr21:41:290
113419915811,104cyclictest21458-21munin-run00:00:020
11341991569,92cyclictest16613-21memory21:35:320
11341991569,108cyclictest27392-21ntp_states00:20:430
11341991567,96cyclictest28862-21diskstats00:25:360
11341991567,108cyclictest26491-21apt-get00:17:080
11341991566,131cyclictest19345-21sshd23:50:310
11341991556,130cyclictest22661-21runrttasks21:55:260
11341991548,107cyclictest754-21systemd-journal21:31:290
11341991547,128cyclictest11823-21apt-config19:10:170
11341991546,127cyclictest1305-21snmpd19:21:390
113419915427,107cyclictest805-21rs:main0
11341991537,91cyclictest22561-21seq00:03:310
11341991537,125cyclictest12863-21/usr/sbin/munin23:25:140
11341991536,127cyclictest1305-21snmpd22:49:240
113419915325,107cyclictest30142-21gpg-connect-age22:25:120
11341991529,121cyclictest22020-21sshd19:50:290
11341991517,99cyclictest31951-21diskstats20:30:240
11341991516,127cyclictest1305-21snmpd23:34:350
11341991516,107cyclictest1276-21runrttasks19:37:430
113419915152,87cyclictest28551-21cron22:20:010
113419915149,91cyclictest27014-21/usr/sbin/munin20:10:300
113419915124,108cyclictest1305-21snmpd22:42:120
11341991497,98cyclictest9272-21apt-config21:10:080
11341991497,122cyclictest32681-21grep22:35:010
11341991496,124cyclictest13681-21wget21:25:140
11341991496,122cyclictest26579-21seq22:10:420
113419914940,91cyclictest28586-21/usr/sbin/munin20:15:480
113419914834,101cyclictest801-21dbus-daemon23:40:000
113419914820,108cyclictest1305-21snmpd20:35:410
11341991479,104cyclictest1305-21snmpd21:24:070
11341991478,103cyclictest15745-21df19:25:170
11341991477,106cyclictest22918-21wget00:05:150
11341991469,105cyclictest20924-21ntp_states19:45:410
11341991467,100cyclictest17848-21/usr/sbin/munin23:45:520
11341991466,120cyclictest5019-21sshd22:53:080
113419914637,97cyclictest25740-21seq20:05:250
113419914635,102cyclictest1305-21snmpd19:55:480
113419914618,110cyclictest1305-21snmpd19:18:400
11341991458,118cyclictest16832-21seq23:40:240
11341991457,118cyclictest3102-21wget20:45:140
113419914531,102cyclictest754-21systemd-journal23:23:120
11341991447,83cyclictest5950-21ntp_states20:55:420
113419914442,85cyclictest10150irq/55-4a10000022:24:190
113419914427,106cyclictest10222-21latency_hist23:15:020
113419914420,106cyclictest1305-21snmpd23:06:340
11341991437,122cyclictest25151-21diskstats22:05:250
11341991437,119cyclictest29366-21aten_r7power_vo20:20:140
113419914330,102cyclictest31115-21runrttasks00:35:130
113419914323,105cyclictest31344-21sshd20:27:390
113419914310,98cyclictest30067-21/usr/sbin/munin00:30:280
11341991427,99cyclictest4517-21diskstats20:50:200
11341991427,118cyclictest243892chrt20:00:150
113419914231,98cyclictest801-21dbus-daemon22:40:010
11341991408,120cyclictest10150irq/55-4a10000021:50:190
11341991408,119cyclictest6820-21chrt23:00:200
11341991407,97cyclictest7155-21/usr/sbin/munin21:00:360
11341991387,111cyclictest23898-21df_inode22:00:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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