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2025-12-08 - 00:38

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #3, 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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  Eltec
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 rack3slot5s.osadl.org (updated Sun Dec 07, 2025 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
121990ksoftirqd/1121750irq/30-eth0_g0_11:06:391
74972790sleep1121750irq/30-eth0_g0_11:40:431
121550ksoftirqd/1121750irq/30-eth0_g0_12:38:141
121500ksoftirqd/1121750irq/30-eth0_g0_10:40:281
121500ksoftirqd/1121750irq/30-eth0_g0_10:23:331
121470ksoftirqd/1121750irq/30-eth0_g0_12:20:141
121470ksoftirqd/1121750irq/30-eth0_g0_12:20:141
121470ksoftirqd/1121750irq/30-eth0_g0_12:09:031
121460ksoftirqd/1300282chrt10:03:060
121460ksoftirqd/1121750irq/30-eth0_g0_11:30:491
121460ksoftirqd/1121750irq/30-eth0_g0_10:55:451
121460ksoftirqd/1121750irq/30-eth0_g0_10:34:371
121460ksoftirqd/1121650irq/29-eth0_g0_10:27:130
121460ksoftirqd/1121650irq/29-eth0_g0_09:30:591
121450ksoftirqd/1121650irq/29-eth0_g0_11:52:151
121450ksoftirqd/1121650irq/29-eth0_g0_08:44:231
121450ksoftirqd/1121650irq/29-eth0_g0_08:03:351
121450ksoftirqd/1121650irq/29-eth0_g0_08:03:351
121750440irq/30-eth0_g0_1219-21kworker/1:212:33:481
121750440irq/30-eth0_g0_1219-21kworker/1:209:19:351
121440ksoftirqd/1121650irq/29-eth0_g0_08:57:121
40852430sleep0121750irq/30-eth0_g0_11:07:100
121750430irq/30-eth0_g0_1219-21kworker/1:211:20:241
121750430irq/30-eth0_g0_1219-21kworker/1:210:25:091
121430ksoftirqd/188242sleep011:54:280
121430ksoftirqd/1121750irq/30-eth0_g0_10:50:520
121750420irq/30-eth0_g0_1219-21kworker/1:211:25:431
121750420irq/30-eth0_g0_1219-21kworker/1:211:25:431
121750420irq/30-eth0_g0_1219-21kworker/1:210:01:121
121750410irq/30-eth0_g0_1219-21kworker/1:210:45:131
121750410irq/30-eth0_g0_1219-21kworker/1:210:35:121
121650410irq/29-eth0_g0_31ksoftirqd/011:03:110
121650410irq/29-eth0_g0_1966-21runrttasks07:06:450
121650410irq/29-eth0_g0_13-21kworker/0:111:30:210
121410ksoftirqd/1121750irq/30-eth0_g0_11:46:491
121750400irq/30-eth0_g0_1219-21kworker/1:211:37:361
121750400irq/30-eth0_g0_1219-21kworker/1:211:15:271
121750400irq/30-eth0_g0_1219-21kworker/1:209:37:401
121750400irq/30-eth0_g0_121ksoftirqd/109:45:281
121650400irq/29-eth0_g0_31ksoftirqd/011:56:100
121650400irq/29-eth0_g0_13-21kworker/0:112:39:290
121650400irq/29-eth0_g0_13-21kworker/0:112:32:560
121650400irq/29-eth0_g0_13-21kworker/0:112:27:470
121650400irq/29-eth0_g0_13-21kworker/0:111:15:280
121400ksoftirqd/1121750irq/30-eth0_g0_08:40:210
121400ksoftirqd/1121750irq/30-eth0_g0_08:15:440
311782390sleep0121650irq/29-eth0_g0_10:14:420
121750390irq/30-eth0_g0_1219-21kworker/1:209:50:321
121650390irq/29-eth0_g0_31ksoftirqd/009:20:210
121650390irq/29-eth0_g0_13-21kworker/0:112:15:260
121650390irq/29-eth0_g0_13-21kworker/0:112:15:260
121650390irq/29-eth0_g0_13-21kworker/0:111:43:430
121650390irq/29-eth0_g0_13-21kworker/0:109:33:170
121650390irq/29-eth0_g0_1254599cyclictest09:51:500
121650390irq/29-eth0_g0_121ksoftirqd/109:29:120
121650390irq/29-eth0_g0_0-21swapper/011:45:580
121390ksoftirqd/1121750irq/30-eth0_g0_12:02:220
121390ksoftirqd/1121750irq/30-eth0_g0_11:25:000
121390ksoftirqd/1121750irq/30-eth0_g0_11:25:000
121390ksoftirqd/1121750irq/30-eth0_g0_10:32:540
121390ksoftirqd/1121750irq/30-eth0_g0_09:35:460
121390ksoftirqd/1121750irq/30-eth0_g0_08:33:580
98642380sleep1121750irq/30-eth0_g0_12:04:521
121750380irq/30-eth0_g0_1219-21kworker/1:211:04:471
121750380irq/30-eth0_g0_1219-21kworker/1:210:51:001
121750380irq/30-eth0_g0_1219-21kworker/1:209:42:231
121750380irq/30-eth0_g0_1219-21kworker/1:209:22:071
121650380irq/29-eth0_g0_31ksoftirqd/012:23:480
121650380irq/29-eth0_g0_31ksoftirqd/012:23:480
121650380irq/29-eth0_g0_31ksoftirqd/010:09:400
121650380irq/29-eth0_g0_31ksoftirqd/009:59:050
121650380irq/29-eth0_g0_1966-21runrttasks11:14:380
121650380irq/29-eth0_g0_1966-21runrttasks08:29:290
121650380irq/29-eth0_g0_1966-21runrttasks08:23:140
121650380irq/29-eth0_g0_13-21kworker/0:112:11:290
121650380irq/29-eth0_g0_13-21kworker/0:111:36:120
121650380irq/29-eth0_g0_13-21kworker/0:111:20:510
121650380irq/29-eth0_g0_13-21kworker/0:110:46:510
121650380irq/29-eth0_g0_13-21kworker/0:110:39:450
121650380irq/29-eth0_g0_13-21kworker/0:109:48:220
121380ksoftirqd/1121750irq/30-eth0_g0_09:42:270
1254699371cyclictest145652sleep107:29:561
121750370irq/30-eth0_g0_31ksoftirqd/012:05:390
121750370irq/30-eth0_g0_12191kworker/1:209:14:441
121750370irq/30-eth0_g0_1219-21kworker/1:209:59:011
121750370irq/30-eth0_g0_121ksoftirqd/111:58:341
121750370irq/30-eth0_g0_0-21swapper/111:13:041
121750370irq/30-eth0_g0_0-21swapper/110:05:111
121650370irq/29-eth0_g0_1966-21runrttasks10:57:140
121650370irq/29-eth0_g0_1966-21runrttasks08:47:460
121650370irq/29-eth0_g0_16085-21latency_hist07:44:570
121650370irq/29-eth0_g0_13-21kworker/0:110:22:280
121650370irq/29-eth0_g0_13-21kworker/0:110:18:200
121650370irq/29-eth0_g0_13-21kworker/0:109:15:000
121650370irq/29-eth0_g0_13-21kworker/0:109:13:120
121750360irq/30-eth0_g0_1219-21kworker/1:212:27:421
121750360irq/30-eth0_g0_1219-21kworker/1:212:15:551
121750360irq/30-eth0_g0_1219-21kworker/1:212:15:551
121750360irq/30-eth0_g0_1219-21kworker/1:212:10:011
121750360irq/30-eth0_g0_1219-21kworker/1:210:18:111
121750360irq/30-eth0_g0_1219-21kworker/1:210:10:401
121750360irq/30-eth0_g0_1219-21kworker/1:209:25:461
121650360irq/29-eth0_g0_1966-21runrttasks09:01:240
121650360irq/29-eth0_g0_1966-21runrttasks07:51:090
121650360irq/29-eth0_g0_1966-21runrttasks07:46:490
121650360irq/29-eth0_g0_1966-21runrttasks07:18:460
121650360irq/29-eth0_g0_14571-21latency_hist07:29:560
121650360irq/29-eth0_g0_13-21kworker/0:110:42:360
121650360irq/29-eth0_g0_121ksoftirqd/108:53:241
121360ksoftirqd/1121650irq/29-eth0_g0_07:37:411
1254699352cyclictest21623-21latency_hist08:39:571
121750350irq/30-eth0_g0_12329-21runrttasks07:07:341
121650350irq/29-eth0_g0_1966-21runrttasks09:08:450
121650350irq/29-eth0_g0_1966-21runrttasks08:59:560
121650350irq/29-eth0_g0_1966-21runrttasks08:54:030
121650350irq/29-eth0_g0_1966-21runrttasks08:14:460
121650350irq/29-eth0_g0_1966-21runrttasks08:09:190
121650350irq/29-eth0_g0_1966-21runrttasks08:09:190
121650350irq/29-eth0_g0_1966-21runrttasks08:02:480
121650350irq/29-eth0_g0_1966-21runrttasks08:02:480
121650350irq/29-eth0_g0_1966-21runrttasks07:39:120
121650350irq/29-eth0_g0_1966-21runrttasks07:20:240
121650350irq/29-eth0_g0_1966-21runrttasks07:20:240
121750340irq/30-eth0_g0_16081-21cat07:44:571
121650340irq/29-eth0_g0_1966-21runrttasks08:36:540
121650340irq/29-eth0_g0_1966-21runrttasks07:32:380
121650340irq/29-eth0_g0_1966-21runrttasks07:13:550
1254699332cyclictest2021-21snmpd08:22:321
1254699331cyclictest0-21swapper/108:06:351
1254699331cyclictest0-21swapper/108:06:351
1254699331cyclictest0-21swapper/107:24:011
1254699331cyclictest0-21swapper/107:24:011
121750330irq/30-eth0_g0_0-21swapper/108:13:351
121750330irq/30-eth0_g0_0-21swapper/107:54:571
121650330irq/29-eth0_g0_19292-21runrttasks08:16:201
121330ksoftirqd/1121650irq/29-eth0_g0_07:49:391
1254699321cyclictest0-21swapper/107:29:571
1254699320cyclictest0-21swapper/108:47:201
121750320irq/30-eth0_g0_0-21swapper/107:56:421
121650320irq/29-eth0_g0_207842sleep108:31:091
121650320irq/29-eth0_g0_1966-21runrttasks07:57:250
1254699311cyclictest24355-21sshd09:06:321
1254699311cyclictest0-21swapper/107:16:541
1254699311cyclictest0-21swapper/107:14:451
121650300irq/29-eth0_g0_23866-21runrttasks09:01:421
1254699291cyclictest0-21swapper/108:25:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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