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2025-01-15 - 07:52
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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
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rackfslot4.osadl.org (updated Wed Jan 15, 2025 00:45:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2285621250,2chrt22849-21ntp_states21:16:560
1029721200,2chrt8128-21sendmail-msp23:04:470
2644321170,3chrt24157-21sendmail-msp21:25:070
1384921160,2chrt13319-21sendmail-msp21:00:540
67121150,3chrt672-21sleep22:45:070
2310421150,3chrt20921-21sendmail-msp22:24:490
3046121140,2chrt30463-21sh23:45:420
2011821100,2chrt20119-21sleep20:08:580
2979121090,2chrt27642-21sendmail-msp23:44:420
147621070,2chrt1478-21sleep19:31:320
2223521050,2chrt22236-21sleep23:30:160
3045021010,2chrt30451-21sh22:38:570
227812990,2sleep022782-21fschecks_count00:36:490
277342970,1sleep027736-21aten2_rfpower_p19:20:510
192342960,2sleep019237-21cut23:22:280
60772910,2sleep06078-21rm21:50:350
28262870,2chrt43-21kswapd021:42:320
209042850,1sleep020907-21tr22:20:020
79962810,3chrt43-21kswapd019:45:460
94152800,2chrt9401-21ntpq20:51:020
2222690785,55cyclictest27193-21ntpq20:22:590
151312770,1sleep015133-21sort23:15:040
22226907612,55cyclictest6051-21ssh00:02:240
2222690754,60cyclictest28510-21sleep21:30:260
2222690754,52cyclictest6545-21ntpq19:42:370
22226907515,51cyclictest15496-21/usr/sbin/munin20:03:460
191472750,2sleep019149-21head21:11:220
2222690744,59cyclictest6855-21ssh22:56:550
2222690734,54cyclictest3197-21sendmail-msp20:42:350
22226907313,51cyclictest18571-21ssh00:29:000
22226907312,53cyclictest12253-21seq22:02:190
22226907311,52cyclictest844-21head20:35:240
2222690727,55cyclictest25372-21diskstats23:35:450
22226907211,53cyclictest14841-21ssh00:20:200
2222690717,55cyclictest24616-21ssh22:28:350
2222690717,53cyclictest2671-21apt-get22:50:170
2222690716,56cyclictest26821-21ntpq22:32:150
2222690716,45cyclictest3872-21ntpq21:45:160
2222690715,46cyclictest2260-21/usr/sbin/munin23:55:580
2222690714,58cyclictest9893-21seq00:10:560
2222690714,48cyclictest2581-21cat22:50:030
22226907112,51cyclictest24157-21sendmail-msp21:25:210
2222690705,54cyclictest31360-21ps20:30:490
2222690705,45cyclictest12933-21apt-get19:55:180
2222690705,43cyclictest29358-21ntpq20:26:180
2222690704,56cyclictest32304-21df_inode23:50:400
2222690704,55cyclictest12600-21hddtemp_smartct00:15:560
2222690704,54cyclictest8550-21ssh21:55:170
2222690704,47cyclictest18310-21modprobe21:10:010
2222690704,44cyclictest16511-21ntpq23:16:420
22226907015,46cyclictest888-21runrttasks22:10:370
2222690695,45cyclictest19623-21hddtemp_smartct00:30:530
2222690694,56cyclictest5815-21/usr/sbin/munin20:45:400
2222690694,55cyclictest7657-21users00:05:240
2222690694,55cyclictest25989-21ntpq19:16:060
2222690694,46cyclictest23451-21ntpq19:11:070
2222690693,9cyclictest31042-21ntpq19:26:010
22226906918,44cyclictest31321-21aten2_rfpower_c21:35:310
22226906913,39cyclictest18328-21diskmemload22:06:250
22226906816,43cyclictest21209-21irqrtprio20:10:560
2222690675,53cyclictest10871-21hddtemp_smartct19:50:400
2222690674,55cyclictest2695-21sleep19:35:260
2222690674,54cyclictest13319-21sendmail-msp21:00:040
2222690674,54cyclictest12273-21munin-run23:10:010
2222690673,53cyclictest20507-21switchtime23:25:220
22226906714,44cyclictest24299-21ntpq20:16:210
2222690614,47cyclictest22253-21latency_hist19:10:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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