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2024-11-21 - 21:25

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 all highest latencies:
System rack4slot6s.osadl.org (updated Thu Nov 21, 2024 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2398222660,2sleep023981-21/usr/sbin/munin12:15:150
2529921780,2sleep025301-21sort10:15:010
1715821290,3chrt17159-21sshd11:48:370
1227721270,3chrt12279-21grep07:15:230
3247621210,2sleep032478-21wc08:35:010
675821170,2sleep06761-21wc09:00:160
253621040,2sleep02538-21ls10:50:280
846221000,3sleep08468-21/usr/sbin/munin11:15:130
201692960,3chrt20170-21/usr/sbin/munin07:45:260
162052930,2sleep016216-21modprobe09:40:010
126982880,4sleep012761-21mailstats11:30:270
282032810,2sleep028258-21tr12:30:330
44682780,3sleep04471-21wc11:00:020
10551997753,16cyclictest21608-21/usr/sbin/munin12:05:200
10551997750,15cyclictest396-21/usr/sbin/munin08:35:210
10551997747,17cyclictest9731-21/usr/sbin/munin11:20:210
1050027721,33sleep010524-21munin-run07:10:010
10551997651,15cyclictest2003-21/usr/sbin/munin08:40:260
10551997649,16cyclictest13435-21/usr/sbin/munin07:20:170
10551997648,16cyclictest29259-21/usr/sbin/munin12:35:170
10551997547,15cyclictest20729-21runrttasks12:01:010
10551997450,14cyclictest14591-21sh07:25:130
10551997448,14cyclictest6142-21ntp_states11:05:250
10551997447,17cyclictest25266-21snmpd10:45:010
10551997447,16cyclictest17149-21chrt09:41:530
10551997447,15cyclictest10606-21runrttasks09:15:160
10551997446,17cyclictest25677-21ntp_states10:15:250
10551997445,16cyclictest21909-21seq07:53:130
10551997349,14cyclictest29917-21grep08:25:010
10551997348,14cyclictest11062-21which07:10:250
10551997347,16cyclictest5188-21date08:55:010
10551997345,17cyclictest26803-21ntp_states12:25:250
10551997249,14cyclictest29179-21latency_hist10:30:000
10551997247,15cyclictest15036-21irqstats11:40:170
10551997246,16cyclictest13710-21seq11:35:170
10551997148,13cyclictest20277-21chrt09:55:130
10551997147,14cyclictest743-21df_inode10:45:130
10551997147,13cyclictest12156-21seq11:29:570
10551997146,15cyclictest4854-21runrttasks11:00:220
10551997146,14cyclictest23223-21/usr/sbin/munin12:10:330
10551997145,15cyclictest7636-21/usr/sbin/munin11:10:330
10551997145,15cyclictest23208-21/usr/sbin/munin10:05:250
10551997144,17cyclictest16693-21runrttasks07:32:440
10551997049,14cyclictest23972-21/usr/sbin/munin08:00:290
10551997046,14cyclictest7882-21/usr/sbin/munin09:05:370
10551997044,15cyclictest29663-21awk10:30:250
10551997044,15cyclictest17390-21ntp_states07:35:210
10551997043,15cyclictest25937-21chrt08:09:240
10551997042,15cyclictest19663-21runrttasks09:51:280
10551997042,14cyclictest17652-21/usr/sbin/munin09:45:250
10551997036,19cyclictest27429-21/usr/sbin/munin08:15:330
10551996945,15cyclictest19543-21chrt07:44:530
10551996931,26cyclictest25266-21snmpd11:55:160
10551996845,13cyclictest26289-21irqstats08:10:170
10551996844,13cyclictest26415-21latency_hist12:25:010
10551996842,14cyclictest30736-21memory10:35:170
10551996841,15cyclictest23093-21seq07:57:250
10551996840,16cyclictest14909-21seq09:34:530
10551996745,12cyclictest21812-21ntp_states10:00:210
10551996743,13cyclictest6180-21chrt08:57:530
10551996741,15cyclictest11963-21/usr/sbin/munin09:20:170
10551996731,23cyclictest2718-21/usr/sbin/munin08:45:120
10551996644,13cyclictest17662-21memory11:50:250
10551996643,12cyclictest9378-21cat09:10:170
10551996642,14cyclictest31183-21latency_hist08:30:010
10551996543,13cyclictest26705-21/usr/sbin/munin10:20:180
10551996527,22cyclictest13118-21sshd09:25:370
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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