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2024-12-26 - 22:03

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 Thu Dec 26, 2024 12:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1156122570,2sleep011563-21sed08:15:270
1385621480,3chrt13668-21/usr/sbin/munin08:25:180
2070621370,3chrt20704-21users08:50:300
1766921350,3chrt17670-21/usr/sbin/munin10:55:300
26618991199,18cyclictest20520-21irqstats11:10:130
26618991199,15cyclictest29619-21df11:50:090
266189911828,78cyclictest6880-21/usr/sbin/munin10:10:170
26618991168,17cyclictest14481-21seq10:41:090
266189911612,14cyclictest16143-21latency_hist08:35:010
266189911610,16cyclictest22847-21munin-run11:20:010
26618991159,16cyclictest1583-21latency_hist12:10:010
26618991157,16cyclictest6438-21/usr/sbin/munin12:30:130
26618991157,16cyclictest22988-21/usr/sbin/munin11:20:250
266189911521,84cyclictest269-21runrttasks12:03:050
26618991149,18cyclictest4765-21runrttasks07:50:170
26618991149,16cyclictest6182-21munin-run12:30:010
26618991149,16cyclictest16321-21chrt10:50:250
26618991148,17cyclictest32537-21sh09:40:130
26618991148,16cyclictest22702-21egrep09:00:090
26618991148,14cyclictest17608-21sh08:40:130
26618991147,17cyclictest27092-21/usr/sbin/munin09:15:290
26618991147,13cyclictest2290-21seq12:10:250
266189911415,12cyclictest9365-21wc10:20:170
266189911410,16cyclictest24047-21df09:05:130
26618991139,15cyclictest29506-21memory07:20:170
26618991139,15cyclictest2294-21seq09:50:170
26618991139,14cyclictest18671-21ntp_states11:00:210
26618991139,13cyclictest4795-21memory10:00:170
26618991138,16cyclictest699-21/usr/sbin/munin07:35:290
26618991138,16cyclictest279-21sshd08:55:450
26618991137,14cyclictest12881-21/usr/sbin/munin10:35:250
266189911310,13cyclictest27596-21seq11:40:130
26618991129,15cyclictest3958-21chrt07:45:570
26618991128,16cyclictest17405-21munin-plugin-st08:40:000
26618991128,15cyclictest8207-21awk10:15:250
26618991128,13cyclictest322312sleep009:39:170
26618991127,20cyclictest31122-21cat07:25:320
26618991127,17cyclictest3050-21df_inode12:15:130
26618991127,16cyclictest28708-21runrttasks09:22:120
266189911212,14cyclictest13099-21runrttasks08:21:210
266189911210,16cyclictest8503-21/usr/sbin/munin08:05:270
266189911210,13cyclictest15669-21/usr/sbin/munin10:50:010
26618991119,17cyclictest30149-21ntpq09:30:160
26618991119,16cyclictest25284-21/usr/sbin/munin09:10:230
26618991119,15cyclictest32544-21seq07:30:570
26618991119,15cyclictest27442-21munin-run11:40:010
26618991119,13cyclictest30917-21df11:55:170
26618991119,13cyclictest11374-21cat10:30:120
26618991118,15cyclictest2073-21df_inode07:40:130
26618991109,13cyclictest9786-21/usr/sbin/munin08:10:300
26618991108,14cyclictest8416-21latency_hist08:05:000
26618991107,91cyclictest3290-21/usr/sbin/munin09:55:260
26618991107,14cyclictest7076-21munin-run08:00:010
26618991107,14cyclictest19730-21chrt08:47:560
26618991107,13cyclictest5243-21chrt12:23:130
266189911010,17cyclictest26768-21df07:10:120
26618991098,14cyclictest29827-21latency_hist09:30:010
266189910930,69cyclictest28258-21/usr/sbin/munin07:15:200
266189910917,13cyclictest24854-21latency_hist11:30:010
26618991089,17cyclictest25021-21df11:30:080
26618991087,11cyclictest87082chrt12:39:490
266189910813,17cyclictest29177-1kworker/0:0H09:50:020
26618991077,13cyclictest5923-21chrt10:05:250
26618991076,13cyclictest11092-21latency_hist10:30:010
26618991067,12cyclictest20266-21munin-run11:10:010
26618991049,17cyclictest28888-21seq11:45:260
2661899988,15cyclictest26649-21sort07:10:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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