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2026-07-29 - 06:41
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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 Tue Jul 28, 2026 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10911221219,49sleep00-21swapper/007:06:180
114209915766,37cyclictest21678-21diskstats07:50:240
114209914969,40cyclictest1305-21snmpd07:20:250
114209914771,38cyclictest14805-21ntp_states09:30:400
114209914569,33cyclictest801-21dbus-daemon12:10:360
114209914366,38cyclictest13476-21irqstats09:25:330
114209914366,21cyclictest24296-21/usr/sbin/munin12:15:340
114209914167,35cyclictest8188-21wget09:05:140
114209914052,51cyclictest10150irq/55-4a10000008:56:560
114209913966,34cyclictest23527-21ntp_states10:05:410
114209913882,46cyclictest1305-21snmpd10:25:440
114209913869,35cyclictest27619-21irqstats10:20:560
114209913867,32cyclictest1305-21snmpd08:00:410
114209913864,35cyclictest4150-21cp10:55:240
114209913777,38cyclictest20419-21df07:45:170
114209913770,47cyclictest1305-21snmpd12:26:510
114209913766,52cyclictest1305-21snmpd09:41:080
114209913764,35cyclictest20867-21fw_forwarded_lo09:55:260
114209913763,34cyclictest18519-21ntp_states11:51:210
114209913671,44cyclictest1305-21snmpd07:55:180
114209913667,37cyclictest17049-21df11:45:370
114209913665,50cyclictest30092-21ntp_states12:35:400
114209913583,39cyclictest28863-21getprofile12:32:260
114209913571,45cyclictest19777-21ntp_states09:50:380
114209913568,24cyclictest13507-21apt-get07:17:110
114209913566,34cyclictest1305-21snmpd08:25:510
114209913564,50cyclictest1285-21lldpd11:08:460
114209913561,34cyclictest12747-21seq11:30:140
114209913554,22cyclictest2679-21apt-get08:47:080
114209913467,32cyclictest22173-21ntp_states12:05:390
114209913466,32cyclictest26746-21apt-get10:20:050
114209913465,37cyclictest31734-21cat08:30:290
114209913384,38cyclictest7690-21/usr/sbin/munin11:10:530
114209913376,19cyclictest4734-21memory08:50:340
114209913367,20cyclictest10848-21diskstats09:15:220
114209913365,34cyclictest9594-21df09:10:180
114209913362,34cyclictest30076-21memory10:30:340
114209913281,42cyclictest20824-21diskstats12:00:550
114209913264,18cyclictest22202-21memory10:00:330
114209913263,50cyclictest19340-21latency_hist09:50:030
114209913263,35cyclictest2521-21df_inode10:50:190
114209913262,30cyclictest1305-21snmpd09:36:080
114209913259,20cyclictest32670-21open_files10:40:440
114209913181,39cyclictest25580-21chrt08:05:360
114209913177,40cyclictest26859-21ntp_states08:10:420
114209913171,21cyclictest15651-21ntp_states07:25:420
114209913170,38cyclictest1305-21snmpd11:26:370
114209913168,21cyclictest16695-21diskstats07:30:210
114209913166,23cyclictest6265-21seq11:04:300
114209913163,31cyclictest28477-21chrt08:17:040
114209913075,45cyclictest18979-21seq07:40:060
114209913073,45cyclictest31389-21ntp_states10:35:410
114209913070,39cyclictest17762-21wget07:35:140
114209913068,47cyclictest24491-21chrt10:10:160
114209913065,33cyclictest1365-21irqstats10:45:320
114209913060,18cyclictest19529-21fw_forwarded_lo11:55:300
114209912869,20cyclictest15187-21/usr/sbin/munin11:40:110
114209912861,48cyclictest13968-21wget11:35:190
114209912777,38cyclictest25766-21df_inode12:20:210
114209912774,41cyclictest30100-21chrt08:25:000
114209912755,37cyclictest32709-21/usr/sbin/munin08:35:540
1142099127104,14cyclictest0-21swapper/007:10:030
114209912675,37cyclictest10203-21/usr/sbin/munin11:20:190
114209912673,41cyclictest7316-21ntp_states09:00:410
114209912657,31cyclictest9132-21diskstats11:15:190
114209912576,38cyclictest1750-21df_inode08:40:210
114209912566,41cyclictest12001-21wget09:20:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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