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2025-07-14 - 21:36
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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 Mon Jul 14, 2025 14:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31150221438,50sleep00-21swapper/007:09:520
312359916975,38cyclictest12490-21apt-get08:07:000
312359916779,35cyclictest27808-21df11:05:170
3123599165142,14cyclictest246172sleep010:51:450
312359915983,55cyclictest3801-21cron11:40:020
3123599159135,14cyclictest100792sleep010:00:230
312359915577,37cyclictest16693-21fw_forwarded_lo08:20:280
312359915479,22cyclictest6605-21diskstats07:40:240
312359915464,35cyclictest5731-21apt-get09:47:030
312359915382,49cyclictest16340-21ntp_states12:25:410
312359915378,36cyclictest1356-21snmpd12:11:450
312359915376,22cyclictest1356-21snmpd09:10:150
312359915286,46cyclictest1356-21snmpd10:05:580
312359915274,41cyclictest1356-21snmpd08:15:230
312359915177,36cyclictest16394-21apt-get10:25:390
312359915176,19cyclictest18765-21users08:26:470
312359915077,52cyclictest31243-21/usr/sbin/munin09:15:490
312359914982,25cyclictest5455-21wget11:45:150
312359914977,51cyclictest9716-21aten_r7power_cu12:00:140
312359914976,34cyclictest1356-21snmpd07:15:030
312359914961,33cyclictest7576-21fw_forwarded_lo11:51:390
312359914882,24cyclictest1142-21irqstats09:25:330
312359914881,50cyclictest11243-21sshd12:05:350
312359914880,48cyclictest27235-21chrt09:00:180
312359914779,50cyclictest444-21ntpq07:15:350
312359914778,31cyclictest21130-21memory08:35:370
312359914777,36cyclictest7983-21users09:50:510
312359914777,35cyclictest23624-21memory08:45:350
312359914774,35cyclictest2471-21seq09:30:360
312359914773,36cyclictest1613-21diskstats07:20:250
312359914762,32cyclictest21756-21apt-get10:45:510
312359914677,33cyclictest16393-21latency_hist10:25:050
312359914674,36cyclictest9569-21munin-run12:00:030
312359914673,36cyclictest1336-21runrttasks12:30:340
312359914664,41cyclictest1356-21snmpd08:50:380
312359914583,21cyclictest9745-21munin-run10:00:030
312359914580,22cyclictest14176-21fw_conntrack08:10:270
312359914577,34cyclictest1356-21snmpd11:31:310
312359914576,32cyclictest28482-21df_inode09:05:220
312359914566,24cyclictest19162-21apt-get08:32:030
312359914480,45cyclictest1356-21snmpd11:00:480
312359914473,20cyclictest20827-21df10:40:180
312359914470,37cyclictest1356-21snmpd11:16:280
312359914375,50cyclictest1356-21snmpd07:30:080
312359914375,48cyclictest22108-21aten_r7power_en08:40:140
312359914171,34cyclictest13376-21users10:10:540
312359914078,21cyclictest25523-21ntp_states10:55:420
312359914078,20cyclictest19500-21wc10:35:160
312359914076,21cyclictest31577-21df11:20:200
312359914069,55cyclictest14769-21apt-get10:17:020
312359914069,33cyclictest18748-21users10:30:520
312359913973,35cyclictest1356-21snmpd07:25:070
312359913972,49cyclictest1356-21snmpd07:36:160
312359913965,36cyclictest1356-21snmpd07:55:150
312359913889,37cyclictest13907-21ntp_states12:16:180
312359913881,37cyclictest26907-21latency_hist09:00:000
312359913878,20cyclictest4921-21memory09:40:340
312359913775,20cyclictest493-21irqstats11:25:520
312359913686,38cyclictest760-21systemd-journal11:11:350
312359913667,48cyclictest19552-21latency_hist12:40:030
312359913587,38cyclictest32249-21df_inode09:20:220
312359913587,37cyclictest1356-21snmpd07:45:510
312359913584,40cyclictest12430-21sshd08:04:330
312359913486,37cyclictest14716-21munin-node12:20:140
312359913480,41cyclictest3543-21df09:35:210
312359913472,21cyclictest3808-21latency_hist11:40:060
312359913287,32cyclictest8901-21wget07:50:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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