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2023-12-10 - 01:13

OSADL QA Farm on Real-time of Mainline Linux

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

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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  Phytec
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: 100 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 100 highest latencies:
System rackbslot5s (updated Sat Dec 09, 2023 12:44:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2305737995544,6cyclictest2398881-21sh11:40:000
2305739994939,5cyclictest2338712-21cron08:45:011
2305739994739,5cyclictest2376849-21kworker/u8:3+events_unbound11:15:291
2305739994739,5cyclictest2376849-21kworker/u8:3+events_unbound11:15:291
2305739994738,5cyclictest2407437-21munin-plugin-st12:05:001
2305739994737,7cyclictest2400588-21cron11:45:001
2305737994734,9cyclictest121ktimers/010:20:190
2305737994640,4cyclictest2331598-21kworker/u8:2+events_unbound10:40:260
2305737994539,4cyclictest2400219-21kworker/u8:1+events_unbound12:20:420
2305737994535,6cyclictest2409343-21ls12:10:000
2305737994535,6cyclictest2409343-21ls12:10:000
2305737994530,9cyclictest165-21systemd-journal09:05:110
2305737994530,9cyclictest165-21systemd-journal09:05:100
2305747994438,4cyclictest2338684-21kworker/u8:3+events_unbound08:45:092
2305737994430,11cyclictest121ktimers/008:40:200
2305751994331,8cyclictest2403585-21grep11:50:343
2305737994334,5cyclictest2378187-21munin-plugin-st10:40:000
2305739994235,5cyclictest2367654-21kworker/u8:3+events_unbound10:25:231
2305737994235,5cyclictest2331598-21kworker/u8:2+events_unbound09:52:180
2305737994230,7cyclictest2307382-21munin-node07:15:020
2305737994228,10cyclictest121ktimers/009:35:200
2305751994131,6cyclictest2384835-21grep10:55:383
2305751994130,8cyclictest2319937-21sh07:50:013
2305747994129,8cyclictest2322923-21grep07:55:372
2305747994129,8cyclictest2322923-21grep07:55:372
2305739994131,6cyclictest2370947-21unixbench_singl10:15:361
2305737994134,3cyclictest121ktimers/011:00:200
2305747994028,8cyclictest2378204-21sendmail10:40:002
2305737994034,4cyclictest2367654-21kworker/u8:3+events_unbound10:18:120
2305737994033,5cyclictest2331598-21kworker/u8:2+events_unbound09:00:110
2305737994031,7cyclictest2383738-21kworker/u8:0+events_unbound11:14:380
2305737994025,6cyclictest2313066-21kworker/u8:0+events_unbound07:58:270
2305737994025,6cyclictest2313066-21kworker/u8:0+events_unbound07:58:260
2305737994025,12cyclictest121ktimers/011:50:220
2305751993928,8cyclictest2307382-21munin-node07:15:023
2305747993931,4cyclictest0-21swapper/212:35:012
2305739993930,6cyclictest2345348-21unixbench_singl09:00:361
2305739993928,7cyclictest2307589-21latency_hist07:15:011
2305737993930,6cyclictest68-21kswapd008:50:070
2305737993930,6cyclictest68-21kswapd008:50:060
2305737993927,8cyclictest2401895-21grep11:45:350
2305751993831,4cyclictest2354302-21idleruntime-cro09:30:013
2305751993831,4cyclictest2354302-21idleruntime-cro09:30:003
2305747993830,4cyclictest2361129-21idleruntime-cro09:50:002
2305747993830,4cyclictest2361129-21idleruntime-cro09:50:002
2305747993825,10cyclictest311ktimers/211:35:202
2305739993830,4cyclictest0-21swapper/110:15:001
2305739993827,7cyclictest0-21swapper/110:45:361
2305739993826,7cyclictest0-21swapper/109:35:331
2305737993831,5cyclictest2417717-21kworker/u8:2+events_unbound12:34:170
2305737993829,5cyclictest0-21swapper/007:35:370
2305751993729,4cyclictest0-21swapper/307:30:013
2305751993727,7cyclictest0-21swapper/311:30:003
2305739993727,6cyclictest0-21swapper/111:45:361
2305739993726,6cyclictest0-21swapper/107:35:351
2305737993731,4cyclictest2341966-21kworker/u8:1+events_unbound09:10:190
2305737993728,6cyclictest2328700-21kworker/u8:1+events_unbound08:15:250
2305737993726,7cyclictest2415755-21grep12:25:370
2305737993725,8cyclictest121ktimers/010:25:210
2305737993723,9cyclictest2358964-21grep09:40:370
2305737993723,11cyclictest121ktimers/011:40:200
230573799371,7cyclictest0-21swapper/008:20:190
2305751993628,6cyclictest2357359-21kworker/u8:0+events_unbound09:55:223
2305751993628,5cyclictest165-21systemd-journal11:35:333
2305747993629,4cyclictest2328468-21cron08:15:012
2305747993628,5cyclictest2374775-21sh10:30:012
2305747993628,4cyclictest0-21swapper/209:20:002
2305739993628,4cyclictest0-21swapper/110:20:231
2305739993628,4cyclictest0-21swapper/108:25:361
2305739993626,6cyclictest0-21swapper/110:30:351
2305739993626,6cyclictest0-21swapper/107:25:351
2305739993624,6cyclictest0-21swapper/109:15:341
2305737993630,4cyclictest2372155-21kworker/u8:1+events_unbound10:48:070
2305737993630,4cyclictest2328700-21kworker/u8:1+events_unbound08:34:120
2305751993528,4cyclictest2412750-21munin-plugin-st12:20:013
2305751993527,4cyclictest0-21swapper/309:50:343
2305751993527,4cyclictest0-21swapper/307:30:343
2305751993525,5cyclictest2414463-21apt12:25:013
2305747993525,5cyclictest2365856-21grep10:00:382
230573799359,14cyclictest2325074-21awk08:05:010
2305737993528,5cyclictest2400219-21kworker/u8:1+events_unbound11:55:370
2305751993426,6cyclictest2383738-21kworker/u8:0+events_unbound11:30:353
2305751993426,6cyclictest2383738-21kworker/u8:0+events_unbound11:30:343
2305751993424,6cyclictest0-21swapper/312:00:013
2305751993424,6cyclictest0-21swapper/308:30:003
2305747993426,4cyclictest0-21swapper/207:20:252
2305747993424,6cyclictest0-21swapper/207:50:022
2305739993426,5cyclictest0-21swapper/108:55:001
2305739993426,5cyclictest0-21swapper/108:55:001
2305739993425,5cyclictest0-21swapper/108:45:331
2305739993424,6cyclictest0-21swapper/110:35:351
2305739993423,7cyclictest0-21swapper/111:15:001
2305739993423,7cyclictest0-21swapper/109:55:361
2305737993427,5cyclictest2331598-21kworker/u8:2+events_unbound10:06:100
2305737993426,6cyclictest2350831-21kworker/u8:3+events_unbound09:34:180
2305737993423,7cyclictest0-21swapper/007:20:240
2305751993327,4cyclictest2331598-21kworker/u8:2+events_unbound10:28:183
2305751993326,5cyclictest2328700-21kworker/u8:1+events_unbound08:35:063
2305751993326,5cyclictest2328700-21kworker/u8:1+events_unbound08:35:063
2305751993326,4cyclictest0-21swapper/309:15:343
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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