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2024-09-08 - 09:47

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #5, slot #7

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: 50.5 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 376 highest latencies:
System rack5slot7s.osadl.org (updated Sun Sep 08, 2024 00:45:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20667224452203,97sleep00-21swapper19:09:290
207729916418,122cyclictest4051-21df_inode00:05:290
207729916314,124cyclictest14048-21munin-run21:50:010
207729916116,120cyclictest24467-21munin-run19:35:020
207729916113,44cyclictest32665-21sshd20:21:010
207729916017,118cyclictest3023-21munin-run00:00:030
207729915919,25cyclictest22571-21munin-run22:40:020
207729915916,24cyclictest13248-21munin-run21:45:010
207729915915,29cyclictest24597-21ntpq22:50:520
207729915914,101cyclictest29545-21apt20:05:020
207729915841,23cyclictest3030-21kernelversion20:40:430
207729915814,119cyclictest11682-21sort21:35:050
207729915716,25cyclictest26215-21apt-get19:45:250
207729915716,24cyclictest22868-21munin-run19:25:020
207729915715,119cyclictest21563-21munin-run19:15:030
207729915638,98cyclictest9484-21apt-get00:40:040
207729915611,121cyclictest28102-21grep23:11:010
207729915523,101cyclictest25086-21apt-get22:55:200
207729915520,26cyclictest14221-21apt-get21:50:310
207729915518,24cyclictest15418-21memory21:55:500
207729915517,115cyclictest31145-21munin-run20:15:020
207729915515,114cyclictest6882-21apt-get21:05:190
207729915514,25cyclictest22043-21apt19:20:010
207729915513,118cyclictest7876-21snmpd22:20:320
207729915512,119cyclictest25915-21sshd23:00:130
207729915510,105cyclictest1830-21grep23:50:500
207729915422,28cyclictest5659-21diskstats00:15:360
207729915415,26cyclictest7681-21/usr/sbin/munin21:10:110
207729915414,24cyclictest32259-21modprobe23:40:020
207729915414,22cyclictest4813-21ls00:10:230
207729915412,102cyclictest8352-21grep00:30:570
207729915411,120cyclictest8327-21systemd-journal21:05:000
207729915374,56cyclictest18222-21grep22:11:030
207729915343,89cyclictest8530-21cpu21:15:220
207729915329,101cyclictest0-21swapper22:10:040
207729915322,102cyclictest3147-21apt-get00:00:210
207729915318,22cyclictest27925-21munin-run19:55:020
207729915316,112cyclictest28128-21df_inode19:55:280
207729915314,116cyclictest20727-21munin-run22:30:020
207729915313,24cyclictest31171-21grep23:30:580
207729915312,120cyclictest25193-21grep19:36:040
207729915311,27cyclictest10745-21grep21:26:020
207729915239,90cyclictest522-21/usr/sbin/munin20:25:250
207729915231,20cyclictest1921-21munin-run20:35:010
207729915227,33cyclictest0-21swapper19:25:450
207729915217,24cyclictest7077-21munin-run00:25:030
207729915215,114cyclictest30647-21munin-run23:30:020
207729915214,42cyclictest5963-21munin-run21:00:020
207729915214,23cyclictest16702-21sshd22:05:020
207729915214,22cyclictest12430-21munin-run21:40:030
207729915214,115cyclictest25621-21grep19:40:420
207729915213,22cyclictest30063-21grep20:05:560
207729915212,26cyclictest29229-21cstates23:20:230
207729915211,115cyclictest2020-21/usr/sbin/munin20:35:530
207729915116,107cyclictest717-21/usr/sbin/munin23:45:230
207729915113,26cyclictest21623-21date22:35:100
207729915113,114cyclictest7876-21snmpd22:46:030
207729915112,116cyclictest23434-21grep22:45:040
207729915017,109cyclictest7178-21apt00:25:120
207729915016,23cyclictest10015-21apt21:25:010
207729915015,23cyclictest27228-21sed23:05:590
207729915011,116cyclictest18812-21grep22:15:550
207729914916,22cyclictest614-21apt23:45:000
207729914913,111cyclictest4080-21sendmail_mailqu20:45:570
207729914814,20cyclictest31827-21sort20:16:030
207729914731,19cyclictest0-21swapper20:55:050
207729914721,101cyclictest28557-21memory23:15:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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