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2024-11-21 - 22:16

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #a, 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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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
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rackaslot5s.osadl.org (updated Thu Nov 21, 2024 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
811070,0rcu_preempt19-21ksoftirqd/112:16:451
811070,0rcu_preempt19-21ksoftirqd/108:08:571
81950,0rcu_preempt19-21ksoftirqd/109:48:041
81930,0rcu_preempt2819-1kworker/1:2H11:02:191
81930,0rcu_preempt0-21swapper/112:25:531
81920,0rcu_preempt0-21swapper/110:30:131
81910,0rcu_preempt19-21ksoftirqd/112:06:421
81910,0rcu_preempt19-21ksoftirqd/110:35:591
81910,0rcu_preempt19-21ksoftirqd/107:58:291
81910,0rcu_preempt0-21swapper/111:12:191
81910,0rcu_preempt0-21swapper/109:10:001
81900,0rcu_preempt54-21kswapd007:48:391
81900,0rcu_preempt19-21ksoftirqd/111:17:501
81900,0rcu_preempt19-21ksoftirqd/110:22:011
81900,0rcu_preempt19-21ksoftirqd/110:15:481
81890,0rcu_preempt19-21ksoftirqd/111:54:341
81890,0rcu_preempt19-21ksoftirqd/111:24:421
81880,0rcu_preempt19-21ksoftirqd/109:15:241
81880,0rcu_preempt19-21ksoftirqd/107:23:091
81870,0rcu_preempt19-21ksoftirqd/111:44:311
81870,0rcu_preempt19-21ksoftirqd/111:44:311
10050870,0irq/346-4848400171rcuc/109:56:021
81860,0rcu_preempt19-21ksoftirqd/111:50:461
81860,0rcu_preempt19-21ksoftirqd/111:50:461
81850,0rcu_preempt19-21ksoftirqd/111:35:491
81850,0rcu_preempt19-21ksoftirqd/107:29:081
81840,0rcu_preempt54-21kswapd009:23:581
81840,0rcu_preempt19-21ksoftirqd/112:03:251
81840,0rcu_preempt19-21ksoftirqd/109:51:521
81840,0rcu_preempt19-21ksoftirqd/109:34:291
81830,0rcu_preempt54-21kswapd010:26:301
81830,0rcu_preempt19-21ksoftirqd/107:42:091
81830,0rcu_preempt19-21ksoftirqd/107:42:091
81820,0rcu_preempt19-21ksoftirqd/111:19:061
81810,0rcu_preempt19-21ksoftirqd/111:32:511
81780,0rcu_preempt19-21ksoftirqd/112:36:071
81770,0rcu_preempt19-21ksoftirqd/112:23:151
81770,0rcu_preempt19-21ksoftirqd/112:08:471
81770,0rcu_preempt19-21ksoftirqd/110:09:541
102392770,0sleep09950irq/345-484840008:15:200
81750,0rcu_preempt19-21ksoftirqd/112:31:551
81740,0rcu_preempt19-21ksoftirqd/111:39:121
81740,0rcu_preempt19-21ksoftirqd/111:39:121
81740,0rcu_preempt19-21ksoftirqd/110:53:341
81740,0rcu_preempt19-21ksoftirqd/110:08:271
81740,0rcu_preempt19-21ksoftirqd/109:30:571
81730,0rcu_preempt19-21ksoftirqd/110:00:541
286922730,0sleep19950irq/345-484840010:51:561
81720,0rcu_preempt19-21ksoftirqd/111:08:301
81720,0rcu_preempt0-21swapper/109:21:511
123582720,0sleep09950irq/345-484840011:13:520
81710,0rcu_preempt19-21ksoftirqd/109:41:301
81700,0rcu_preempt3-21ksoftirqd/011:30:450
10050700,0irq/346-4848400752-21rngd12:33:500
81690,0rcu_preempt19-21ksoftirqd/110:44:291
81690,0rcu_preempt19-21ksoftirqd/108:18:011
81680,0rcu_preempt19-21ksoftirqd/107:44:001
87902670,0sleep010050irq/346-484840008:12:210
81670,0rcu_preempt3-21ksoftirqd/010:20:040
81670,0rcu_preempt19-21ksoftirqd/110:40:171
47042650,0sleep09950irq/345-484840009:23:200
81630,0rcu_preempt54-21kswapd009:13:590
81620,0rcu_preempt3-21ksoftirqd/010:32:320
81620,0rcu_preempt20544-21apt-get08:48:401
81610,0rcu_preempt3-21ksoftirqd/009:13:220
81600,0rcu_preempt19-21ksoftirqd/108:26:211
81600,0rcu_preempt19-21ksoftirqd/107:27:391
10050600,0irq/346-484840011764-1kworker/0:3H12:00:260
10050600,0irq/346-48484000-21swapper/011:46:290
10050600,0irq/346-48484000-21swapper/011:46:290
81590,0rcu_preempt22178-21apt-get08:53:401
81580,0rcu_preempt3-21ksoftirqd/010:08:400
10050580,0irq/346-484840054-21kswapd011:54:050
81570,0rcu_preempt23311-21ping07:38:550
81570,0rcu_preempt23311-21ping07:38:550
81570,0rcu_preempt19-21ksoftirqd/108:04:171
81570,0rcu_preempt19-21ksoftirqd/108:00:061
81560,0rcu_preempt19-21ksoftirqd/108:38:481
81560,0rcu_preempt16321-21apt-get10:33:390
81550,0rcu_preempt25469-21apt-get09:03:401
81550,0rcu_preempt19-21ksoftirqd/108:20:221
81540,0rcu_preempt24333-21ssh09:53:590
81540,0rcu_preempt20180-21apt-get07:08:401
81540,0rcu_preempt18898-21apt-get08:43:401
81530,0rcu_preempt3-21ksoftirqd/012:12:590
81530,0rcu_preempt3-21ksoftirqd/011:08:560
81530,0rcu_preempt19-21ksoftirqd/108:58:461
121072520,0sleep010050irq/346-484840008:22:430
81510,0rcu_preempt15610-21apt-get08:33:411
81500,0rcu_preempt3-21ksoftirqd/008:04:020
20036995010,0cyclictest0-21swapper/009:28:570
10050500,0irq/346-484840026129-21munin-run10:48:290
81490,0rcu_preempt3-21ksoftirqd/011:23:530
2003699492,0cyclictest0-21swapper/009:33:440
81480,0rcu_preempt3-21ksoftirqd/012:19:060
81480,0rcu_preempt3-21ksoftirqd/010:15:450
81480,0rcu_preempt19-21ksoftirqd/108:28:461
81480,0rcu_preempt19-21ksoftirqd/108:28:461
10050480,0irq/346-48484000-21swapper/009:27:570
9950470,0irq/345-484840054-21kswapd011:41:180
9950470,0irq/345-484840054-21kswapd011:41:180
9950470,0irq/345-48484000-21swapper/011:22:490
81470,0rcu_preempt0-21swapper/011:33:540
81460,0rcu_preempt3-21ksoftirqd/012:31:510
81460,0rcu_preempt3-21ksoftirqd/010:53:460
81460,0rcu_preempt19-21ksoftirqd/107:13:571
81450,0rcu_preempt3-21ksoftirqd/012:26:330
81450,0rcu_preempt3-21ksoftirqd/011:03:410
1599450,0migration/024854-21unixbench_singl08:58:580
81440,0rcu_preempt3-21ksoftirqd/010:59:580
81440,0rcu_preempt3-21ksoftirqd/010:48:460
81440,0rcu_preempt3-21ksoftirqd/010:23:570
81440,0rcu_preempt3-21ksoftirqd/009:46:350
81440,0rcu_preempt2025-21kworker/0:207:53:190
81440,0rcu_preempt2025-21kworker/0:207:46:050
81440,0rcu_preempt19-21ksoftirqd/107:33:321
81440,0rcu_preempt19-21ksoftirqd/107:33:321
10050440,0irq/346-484840054-21kswapd010:01:450
10050440,0irq/346-48484000-21swapper/012:16:350
9950430,0irq/345-484840030472-21ssh10:03:550
9950430,0irq/345-48484000-21swapper/008:28:410
9950430,0irq/345-48484000-21swapper/008:28:410
81430,0rcu_preempt7791-21kworker/0:112:05:200
81430,0rcu_preempt3-21ksoftirqd/008:51:340
10050430,0irq/346-484840054-21kswapd009:53:270
10050430,0irq/346-48484000-21swapper/011:48:500
10050430,0irq/346-48484000-21swapper/011:48:500
9950420,0irq/345-484840019131-21cut08:43:460
9950420,0irq/345-48484000-21swapper/010:38:410
81420,0rcu_preempt3-21ksoftirqd/008:38:010
81420,0rcu_preempt3-21ksoftirqd/007:55:460
10050420,0irq/346-484840054-21kswapd009:40:450
10050420,0irq/346-484840021717-1kworker/0:2H08:53:460
9950410,0irq/345-48484000-21swapper/007:24:220
9950410,0irq/345-48484000-21swapper/007:04:080
81410,0rcu_preempt3-21ksoftirqd/008:23:550
81400,0rcu_preempt22963-1kworker/0:3H07:17:120
81400,0rcu_preempt19-21ksoftirqd/107:03:431
81390,0rcu_preempt3-21ksoftirqd/009:06:590
81390,0rcu_preempt3-21ksoftirqd/008:41:050
81390,0rcu_preempt3-21ksoftirqd/007:09:250
10050380,0irq/346-48484003-21ksoftirqd/007:19:560
10050380,0irq/346-48484000-21swapper/007:59:040
9950370,0irq/345-48484003-21ksoftirqd/007:34:000
9950370,0irq/345-48484003-21ksoftirqd/007:34:000
81360,0rcu_preempt3-21ksoftirqd/007:30:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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