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2024-11-24 - 07:58

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.osadl.org (updated Sun Nov 24, 2024 00:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2370552994936,10cyclictest121ktimers/023:10:140
2370562994436,6cyclictest2431492-21kworker/u8:1+events_unbound22:08:002
2370562994430,11cyclictest311ktimers/221:25:112
2370558994433,7cyclictest2464466-21sendmail23:40:001
2370567994228,10cyclictest391ktimers/323:45:133
2370562994218,12cyclictest2377943-21kworker/u8:0-events_freezable_power_20:03:422
2370558994232,7cyclictest231ktimers/121:30:151
2370562994125,5cyclictest131rcu_preempt19:27:022
2370558994134,4cyclictest2478100-21munin-plugin-st00:19:591
2370562994034,4cyclictest2467619-21kworker/u8:2+events_unbound23:48:102
2370562994032,4cyclictest2388546-21kthreadd20:00:002
2370562994030,6cyclictest2438481-21grep22:25:012
2370562994022,4cyclictest2460762-21kworker/u8:0-events_freezable_power_23:29:402
2370558994032,5cyclictest2462695-21apt-key23:35:021
2370567993933,4cyclictest2405613-21munin-plugin-st20:50:013
2370567993930,5cyclictest2433335-21idleruntime-cro22:10:013
2370562993931,5cyclictest2464915-21fschecks_time23:40:152
2370562993923,11cyclictest311ktimers/221:45:142
2370562993917,11cyclictest0-21swapper/200:33:442
2370562993917,11cyclictest0-21swapper/200:33:442
2370552993926,8cyclictest2464006-21grep23:35:260
2370562993831,4cyclictest2415858-21sendmail21:20:002
2370558993831,4cyclictest0-21swapper/119:15:001
2370562993731,4cyclictest2447107-21kworker/u8:3+events_unbound23:19:422
2370562993722,4cyclictest131rcu_preempt21:10:242
2370562993719,5cyclictest131rcu_preempt23:31:432
2370562993719,4cyclictest131rcu_preempt20:13:072
2370558993726,7cyclictest0-21swapper/119:40:001
2370552993727,7cyclictest121ktimers/020:05:120
2370552993726,6cyclictest0-21swapper/022:08:000
2370567993628,5cyclictest2374675-21cron19:20:003
2370562993630,4cyclictest2429765-21kworker/u8:0+events_unbound22:01:422
2370562993625,6cyclictest311ktimers/223:55:012
2370562993624,8cyclictest2439948-21grep22:25:242
2370562993618,5cyclictest2370197-21kworker/u8:3-events_power_efficient19:23:102
2370562993618,5cyclictest131rcu_preempt21:21:172
2370562993618,4cyclictest0-21swapper/222:55:022
2370562993617,10cyclictest131rcu_preempt23:06:542
2370562993614,12cyclictest131rcu_preempt19:30:122
2370567993527,4cyclictest0-21swapper/322:50:283
2370567993524,7cyclictest0-21swapper/300:08:093
2370562993528,4cyclictest2444997-21unixbench_multi22:40:262
2370562993524,7cyclictest2422866-21sh21:40:002
2370562993519,5cyclictest2477753-21kworker/u8:2-events_freezable_power_00:16:562
2370562993517,9cyclictest131rcu_preempt20:45:212
2370562993517,5cyclictest131rcu_preempt20:55:212
2370562993513,10cyclictest131rcu_preempt00:35:172
2370558993528,4cyclictest2419262-21idleruntime-cro21:30:001
2370558993527,4cyclictest0-21swapper/119:42:401
2370552993526,5cyclictest2462661-21apt-key23:35:020
237055299351,9cyclictest24699412uniq23:55:160
2370567993426,4cyclictest2471280-21sendmail00:00:003
2370567993426,4cyclictest2393661-21cron20:15:013
2370567993426,4cyclictest0-21swapper/322:20:263
2370567993426,4cyclictest0-21swapper/321:45:013
2370567993423,7cyclictest0-21swapper/319:40:243
2370562993425,4cyclictest0-21swapper/221:55:012
2370562993421,5cyclictest2396844-21kworker/u8:0+events_unbound20:23:442
2370562993419,4cyclictest131rcu_preempt19:52:232
2370562993418,4cyclictest131rcu_preempt00:26:332
2370562993416,10cyclictest131rcu_preempt20:50:212
2370562993410,11cyclictest32-21ksoftirqd/221:05:282
2370558993424,5cyclictest2451875-21grep23:00:261
2370552993425,5cyclictest0-21swapper/021:50:290
2370567993325,4cyclictest0-21swapper/321:50:293
2370567993323,7cyclictest2395364-21sh20:20:003
237056299338,9cyclictest131rcu_preempt19:10:272
237056299333,7cyclictest32-21ksoftirqd/220:30:002
2370562993327,4cyclictest2427914-21kworker/u8:1+events_unbound21:58:022
2370562993324,4cyclictest0-21swapper/222:50:192
2370562993320,5cyclictest131rcu_preempt19:45:172
2370562993319,4cyclictest131rcu_preempt22:32:072
2370562993314,6cyclictest131rcu_preempt22:45:252
2370562993313,4cyclictest131rcu_preempt22:16:102
2370562993312,10cyclictest131rcu_preempt21:00:402
2370562993311,14cyclictest131rcu_preempt22:35:262
2370558993322,7cyclictest2422442-21grep21:35:251
2370558993317,13cyclictest24-21ksoftirqd/119:50:141
2370552993323,6cyclictest0-21swapper/021:40:010
2370567993225,4cyclictest2469570-21cron23:55:003
2370567993220,7cyclictest0-21swapper/322:00:173
2370562993222,6cyclictest0-21swapper/221:45:002
2370562993221,8cyclictest2381292-21grep19:35:262
2370562993221,5cyclictest2447107-21kworker/u8:3+events_unbound23:24:332
2370562993218,4cyclictest131rcu_preempt23:13:222
2370562993218,4cyclictest131rcu_preempt00:12:372
2370562993217,5cyclictest2460762-21kworker/u8:0-events_freezable_power_23:59:072
2370562993217,4cyclictest131rcu_preempt22:11:502
2370562993216,4cyclictest131rcu_preempt20:35:262
2370562993216,4cyclictest131rcu_preempt20:35:262
2370562993212,12cyclictest131rcu_preempt00:05:002
237055899322,6cyclictest131rcu_preempt20:00:121
2370558993221,6cyclictest0-21swapper/122:35:271
2370558993218,10cyclictest231ktimers/120:30:101
2370558993218,10cyclictest231ktimers/120:30:101
2370552993224,5cyclictest2375925-21unixbench_multi19:20:260
2370552993221,7cyclictest2484513-21unixbench_singl00:35:250
2370567993122,4cyclictest0-21swapper/322:25:243
2370567993120,7cyclictest2457428-21sendmail23:20:003
2370567993120,7cyclictest0-21swapper/320:30:253
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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