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2026-06-13 - 10:17
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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 Fri Jun 12, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
22403217922,129sleep022418-21fw_conntrack07:05:200
23385991699,142cyclictest1276-21runrttasks12:20:420
23385991676,18cyclictest9098-21apt-get10:31:060
23385991618,132cyclictest25846-21systemctl07:20:000
23385991617,22cyclictest16081-21apt-get10:57:090
23385991589,22cyclictest1041-21memory12:00:330
23385991587,130cyclictest13725-21munin-run08:40:010
233859915835,107cyclictest1847-21aten_r7power_vo10:00:150
23385991557,20cyclictest24584-21latency_hist07:15:020
233859915510,17cyclictest24850-21ntp_states11:25:400
233859915437,105cyclictest2010-21node12:25:540
233859915431,110cyclictest5700-21fw_conntrack10:15:260
233859915422,113cyclictest3980-21wget08:00:140
23385991539,23cyclictest27211-21/usr/sbin/munin07:25:130
23385991539,17cyclictest22345-21ntp_states11:15:410
23385991538,18cyclictest383-21fw_conntrack07:45:450
23385991538,124cyclictest26058-21sshd09:25:470
23385991536,19cyclictest3266-21/usr/sbin/munin12:10:360
233859915329,105cyclictest23990-21apt-key09:20:130
23385991528,18cyclictest16418-21wget08:50:140
23385991528,125cyclictest23743-21latency_hist09:20:060
23385991527,15cyclictest10250irq/56-4a10000009:39:560
233859915235,104cyclictest21129-21ntpq11:11:060
233859915227,114cyclictest16206-21cut10:55:080
233859915221,111cyclictest1170-21runrttasks09:56:320
233859915217,114cyclictest30672-21/usr/sbin/munin11:50:110
23385991518,121cyclictest6368-21/usr/sbin/munin08:10:140
233859915139,100cyclictest4857-21ntpq12:15:350
233859915132,99cyclictest20325-21sshd09:05:260
233859915128,103cyclictest29624-21chrt11:45:160
233859915024,106cyclictest21312-21/usr/sbin/munin09:10:120
233859915023,110cyclictest10933-21/usr/sbin/munin10:35:340
233859915019,109cyclictest29755-21mailstats09:40:460
233859915010,17cyclictest32070-21/usr/sbin/munin07:45:030
23385991498,18cyclictest28583-21ntp_states11:40:400
23385991496,17cyclictest15528-21pluginstate08:45:440
233859914940,97cyclictest47462chrt10:10:430
23385991488,39cyclictest1305-21snmpd07:20:320
23385991488,119cyclictest805-21rs:main0
23385991486,20cyclictest10517-21seq08:25:390
233859914828,109cyclictest28135-21wc11:40:040
233859914826,111cyclictest30636-21diskstats09:45:220
233859914817,111cyclictest1408-21nginx07:34:270
23385991479,126cyclictest19936-21sshd09:04:560
23385991477,20cyclictest3034-21aten_r7power_en10:05:120
23385991477,15cyclictest32361-21chrt09:51:260
233859914756,74cyclictest10150irq/55-4a10000008:15:250
23385991469,123cyclictest754-21systemd-journal07:37:260
23385991467,19cyclictest1312-21sshd11:55:430
233859914631,104cyclictest27386-21sshd09:31:260
233859914623,112cyclictest9980-21cut12:35:140
23385991456,13cyclictest10250irq/56-4a10000010:45:210
233859914527,107cyclictest17849-21aten_r7power_cu11:00:080
23385991448,16cyclictest2007-21users07:50:530
23385991444,14cyclictest10250irq/56-4a10000012:05:120
23385991438,95cyclictest2640-21aten_r7power_cu07:55:120
23385991438,18cyclictest8880-21/usr/sbin/munin08:20:260
23385991437,122cyclictest8156-21cpuspeed10:25:160
233859914336,97cyclictest18447-21runrttasks08:57:570
233859914325,99cyclictest12483-21/usr/sbin/munin10:40:150
23385991429,18cyclictest25884-21df11:30:160
233859914228,96cyclictest11354-21/usr/sbin/munin08:30:310
23385991419,118cyclictest2010-21node11:05:080
23385991408,17cyclictest23273-21wget11:20:110
23385991408,16cyclictest5324-21df08:05:170
23385991406,123cyclictest13855-21/usr/sbin/munin08:40:520
233859914025,105cyclictest7127-21ntp_states10:20:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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