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2025-02-15 - 11:30

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #f, 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.
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 rackfslot7s.osadl.org (updated Sat Feb 15, 2025 00:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
358865099277313,2755cyclictest3615342-21kworker/3:1+events21:10:193
358863899266111,2646cyclictest3601964-21kworker/0:1+events20:10:190
358864599250712,2493cyclictest3606919-21kworker/2:0+events20:15:212
358863899250211,2488cyclictest998-21gnome-shell20:16:580
358864099249012,2473cyclictest3602455-21kworker/1:2+events20:20:211
358863899248712,2471cyclictest3648730-21kworker/0:0+events23:08:420
358863899246212,2447cyclictest998-21gnome-shell22:14:590
35886459924419,2428cyclictest3632032-21kworker/2:2+events21:46:452
35886459924419,2428cyclictest3632032-21kworker/2:2+events21:46:442
358863899243612,2421cyclictest998-21gnome-shell23:18:590
358865099242011,2406cyclictest998-21gnome-shell21:21:593
358864599242012,2405cyclictest3593582-21kworker/2:1+events19:35:192
358864599242012,2405cyclictest3593582-21kworker/2:1+events19:35:192
358865099241512,2400cyclictest998-21gnome-shell22:11:583
35886509924128,2402cyclictest998-21gnome-shell22:23:593
358864599240412,2389cyclictest3646871-21kworker/2:2+events23:54:202
358863899240212,2387cyclictest998-21gnome-shell22:30:590
358863899239912,2384cyclictest998-21gnome-shell19:33:590
358864099239712,2383cyclictest998-21gnome-shell19:36:591
358864099239712,2383cyclictest998-21gnome-shell19:36:591
358864599239611,2381cyclictest3657600-21kworker/2:0+events00:02:422
358863899239612,2381cyclictest998-21gnome-shell00:21:590
358864599239211,2377cyclictest3615775-21kworker/2:2+events20:46:212
358865099238612,2371cyclictest3589991-21kworker/3:1+events19:16:433
358864099238312,2368cyclictest3618671-21kworker/1:0+events21:06:211
358864599237711,2363cyclictest3663228-21kworker/2:1+events00:17:462
358864099237411,2359cyclictest3611411-21kworker/1:0+events20:37:211
35886509923609,2348cyclictest3636057-21kworker/3:2+events22:02:463
358864099235812,2343cyclictest998-21gnome-shell19:48:591
358864599235712,2343cyclictest3646871-21kworker/2:2+events23:15:202
358865099235312,2338cyclictest3641236-21kworker/3:2+events22:41:223
358864599234611,2333cyclictest3606919-21kworker/2:0+events20:21:432
358863899234510,2333cyclictest998-21gnome-shell23:54:590
358864099234112,2326cyclictest3650992-21kworker/1:0+events23:31:201
358863899232812,2313cyclictest998-21gnome-shell23:59:590
358863899231611,2302cyclictest998-21gnome-shell19:44:580
358863899231510,2301cyclictest3611603-21kworker/0:1+events20:53:430
358865099230512,2290cyclictest3641236-21kworker/3:2+events22:36:193
358864599230512,2289cyclictest3593582-21kworker/2:1+events19:30:202
358864599229912,2285cyclictest998-21gnome-shell00:33:592
358865099229710,2284cyclictest3647361-21kworker/3:2+events22:58:213
358865099228810,2275cyclictest998-21gnome-shell21:36:593
35886389922830,2280cyclictest998-21gnome-shell21:43:580
358864099228112,2266cyclictest3645856-21kworker/1:2+events23:53:431
358863899227811,2264cyclictest998-21gnome-shell20:46:590
358864599227311,2260cyclictest998-21gnome-shell23:48:592
358864599227311,2260cyclictest998-21gnome-shell23:48:592
358863899227310,2261cyclictest998-21gnome-shell00:14:590
358864099227211,2258cyclictest3618671-21kworker/1:0+events21:02:431
358864099227210,2259cyclictest3659104-21kworker/1:1+events23:58:451
358864099227112,2256cyclictest3668739-21kworker/1:2+events00:37:451
358863899226911,2255cyclictest998-21gnome-shell00:26:590
358863899226511,2251cyclictest3612277-21kworker/0:0+events20:41:460
35886459922649,2251cyclictest3645813-21kworker/2:1+events22:51:222
358864099225610,2244cyclictest998-21gnome-shell21:31:591
35886459922517,2240cyclictest3641634-21kworker/2:1+events22:25:452
358864099225110,2238cyclictest998-21gnome-shell22:27:581
358864099224611,2232cyclictest998-21gnome-shell20:03:591
358864599224410,2231cyclictest998-21gnome-shell21:01:592
358863899224310,2230cyclictest998-21gnome-shell23:42:590
358863899223812,2223cyclictest3648061-21kworker/0:1+events23:13:210
358864599223710,2224cyclictest998-21gnome-shell23:26:592
358865099223511,2221cyclictest998-21gnome-shell23:34:593
358865099223311,2218cyclictest3593660-21kworker/3:2+events19:51:443
358864599223311,2219cyclictest3645813-21kworker/2:1+events22:46:442
358863899223311,2218cyclictest3612277-21kworker/0:0+events20:39:450
35886509922319,2219cyclictest3656710-21kworker/3:2+events23:45:203
35886509922319,2219cyclictest3656710-21kworker/3:2+events23:45:203
358864599223111,2217cyclictest998-21gnome-shell23:44:592
358863899223011,2216cyclictest3649539-21kworker/0:2+events23:20:440
35886459922299,2217cyclictest998-21gnome-shell20:27:592
358864599222911,2215cyclictest998-21gnome-shell22:57:582
358863899222811,2214cyclictest3591822-21kworker/0:2+events19:52:220
35886509922269,2214cyclictest3658928-21kworker/3:3+events00:08:223
358865099222611,2212cyclictest3651009-21kworker/3:2+events23:22:433
358865099222611,2211cyclictest3633121-21kworker/3:1+events21:46:223
358865099222611,2211cyclictest3633121-21kworker/3:1+events21:46:213
358864599222611,2212cyclictest3636688-21kworker/2:2+events22:11:212
35886389922269,2214cyclictest3611603-21kworker/0:1+events21:02:200
358863899222611,2212cyclictest3648730-21kworker/0:0+events23:27:440
358864599222510,2211cyclictest3666376-21kworker/2:2+events00:20:442
358863899222510,2212cyclictest3649539-21kworker/0:2+events23:37:430
358865099222411,2210cyclictest3593660-21kworker/3:2+events20:22:443
35886509922239,2210cyclictest3668329-21kworker/3:2+events00:28:213
358863899222310,2210cyclictest3611603-21kworker/0:1+events21:08:450
358863899222310,2209cyclictest3668130-21kworker/0:1+events00:33:440
358865099222211,2208cyclictest3663005-21kworker/3:0+events00:10:463
358863899222211,2208cyclictest3588064-21kworker/0:1+events19:23:450
358863899222210,2209cyclictest3612277-21kworker/0:0+events20:33:200
35886509922218,2210cyclictest998-21gnome-shell23:58:593
358863899222110,2208cyclictest3647167-21kworker/0:0+events22:58:430
358863899222110,2208cyclictest3641030-21kworker/0:1+events22:35:210
358864599222011,2206cyclictest3637365-21kworker/2:0+events22:09:202
358863899222010,2207cyclictest3623207-21kworker/0:2+events21:35:420
35886459922199,2207cyclictest3636688-21kworker/2:2+events22:19:212
358864599221911,2205cyclictest3646871-21kworker/2:2+events23:35:202
358864599221810,2205cyclictest3670303-21kworker/2:0+events00:38:452
358864099221811,2204cyclictest3655293-21kworker/1:1+events23:41:441
358864599221710,2204cyclictest3630411-21kworker/2:1+events21:32:422
358865099221510,2201cyclictest3624735-21kworker/3:2+events21:18:203
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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