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2024-04-27 - 14:58

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #4, slot #6

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rack4slot6s.osadl.org (updated Sat Apr 27, 2024 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1456822580,3sleep014569-21sort08:35:020
691321690,4chrt6688-21/usr/sbin/munin10:10:210
1206121420,3sleep012063-21fgrep12:35:250
1706521370,4chrt17068-21cron08:44:590
2245421320,3chrt22455-21idleruntime09:05:150
23960212918,91sleep023974-21sort07:05:150
3009621260,2sleep030098-21wc11:40:210
688021250,3chrt6882-21cpu08:05:100
250249912410,17cyclictest15769-21df10:45:100
250249912210,16cyclictest18663-21memory08:50:180
25024991209,19cyclictest30298-21runrttasks09:35:220
250249911825,14cyclictest25457-21/usr/sbin/munin09:15:290
25024991169,14cyclictest28129-21users09:25:300
25024991158,18cyclictest2693-21cat09:55:010
250249911521,17cyclictest27629-21ntpq11:30:230
250249911510,16cyclictest21476-21/usr/sbin/munin09:00:260
25024991149,14cyclictest324912sleep009:44:250
25024991148,16cyclictest19291-21seq10:58:460
25024991148,14cyclictest5828-21netstat08:00:210
25024991148,14cyclictest25429-21chrt11:20:500
250249911423,14cyclictest8226-21/usr/sbin/munin12:20:260
250249911420,16cyclictest88092chrt08:10:540
250249911413,22cyclictest21089-21memory11:05:210
25024991139,25cyclictest12488-21systemctl08:25:310
25024991138,18cyclictest14328-21sendmail-msp10:40:020
250249911310,14cyclictest8082-21if_eth010:15:150
25024991128,27cyclictest18113-21seq08:48:050
250249911227,14cyclictest26744-21/usr/sbin/munin07:15:230
250249911226,13cyclictest24426-21seq11:18:240
250249911225,13cyclictest3048-21expr12:00:260
250249911224,14cyclictest1634-21/usr/sbin/munin11:55:270
250249911223,13cyclictest269-21runrttasks08:19:590
250249911220,14cyclictest29073-21seq07:25:130
250249911217,15cyclictest10781-21ls10:25:160
250249911212,18cyclictest29115-21ntp_states09:30:240
25024991119,14cyclictest10451-21entropy12:30:140
250249911130,72cyclictest21003-21latency_hist09:00:020
250249911127,14cyclictest14573-21if_eth010:40:160
25024991109,16cyclictest2487-21sshd07:46:580
25024991109,14cyclictest7448-21runrttasks12:18:170
25024991108,16cyclictest3081-21ntp_offset09:55:210
25024991107,32cyclictest27974-21/usr/sbin/munin07:20:200
250249911023,15cyclictest32290-21runrttasks11:49:190
250249911022,13cyclictest17402-21processes10:50:270
250249911014,15cyclictest26555-21ntp_states09:20:240
250249911011,17cyclictest26320-21ntpq11:25:200
25024991099,17cyclictest23389-21latency_hist11:15:010
25024991099,13cyclictest30334-21/usr/sbin/munin07:30:130
250249910911,18cyclictest5487-21forks10:05:160
25024991089,18cyclictest3934-21/usr/sbin/munin12:05:210
25024991089,14cyclictest199342sleep011:00:250
25024991088,19cyclictest32714-21cron07:40:000
25024991088,16cyclictest5508-21ntp_states12:10:240
250249910822,14cyclictest3063-21forks07:50:130
250249910822,13cyclictest4280-21wc07:55:140
250249910821,14cyclictest10465-21ls10:25:010
250249910821,12cyclictest922-21seq11:52:440
250249910818,16cyclictest12508-21sshd10:30:530
25024991079,17cyclictest32695-21/usr/sbin/munin09:45:310
250249910720,13cyclictest9212-21cat12:25:170
250249910713,15cyclictest16707-21rs:main0
250249910712,15cyclictest29225-21users11:35:310
250249910711,16cyclictest6142sleep007:40:220
25024991069,20cyclictest11029-21ntpq08:20:220
25024991069,16cyclictest4113-21/usr/sbin/munin10:00:220
25024991068,15cyclictest15344-21chrt08:36:380
250249910610,16cyclictest23914-21ntpq09:10:190
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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