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2026-05-07 - 22:25

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 the highest latencies:
System rack3slot5s.osadl.org (updated Thu May 07, 2026 12:43:30)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
102421220sleep0121450irq/29-eth0_g0_10:17:250
1211000ksoftirqd/1121550irq/30-eth0_g0_11:41:441
1211000ksoftirqd/1121550irq/30-eth0_g0_11:41:441
10432650sleep1121550irq/30-eth0_g0_10:17:391
131922600sleep1121450irq/29-eth0_g0_12:17:471
121580ksoftirqd/1121450irq/29-eth0_g0_11:43:560
121580ksoftirqd/1121450irq/29-eth0_g0_11:43:560
121540ksoftirqd/1121550irq/30-eth0_g0_11:27:071
121520ksoftirqd/1121550irq/30-eth0_g0_10:29:411
121490ksoftirqd/1121550irq/30-eth0_g0_12:04:151
121490ksoftirqd/1121550irq/30-eth0_g0_12:04:151
121470ksoftirqd/1121550irq/30-eth0_g0_11:05:101
121470ksoftirqd/1121450irq/29-eth0_g0_11:47:460
121470ksoftirqd/1121450irq/29-eth0_g0_11:09:470
121460ksoftirqd/1121550irq/30-eth0_g0_10:21:101
121460ksoftirqd/1121450irq/29-eth0_g0_11:32:511
121460ksoftirqd/1121450irq/29-eth0_g0_08:24:011
121450ksoftirqd/1121550irq/30-eth0_g0_09:47:241
121450ksoftirqd/1121550irq/30-eth0_g0_09:19:591
121450ksoftirqd/1121450irq/29-eth0_g0_12:36:540
121450ksoftirqd/1121450irq/29-eth0_g0_07:39:031
43652440sleep0121450irq/29-eth0_g0_10:49:400
121550440irq/30-eth0_g0_1221-21kworker/1:209:54:121
121440ksoftirqd/1121550irq/30-eth0_g0_12:34:331
121440ksoftirqd/1121550irq/30-eth0_g0_09:50:090
121440ksoftirqd/1121450irq/29-eth0_g0_10:39:061
121440ksoftirqd/1121450irq/29-eth0_g0_10:13:181
121550430irq/30-eth0_g0_1221-21kworker/1:211:21:251
121550430irq/30-eth0_g0_1221-21kworker/1:211:21:251
121430ksoftirqd/1121550irq/30-eth0_g0_09:18:041
121430ksoftirqd/1121550irq/30-eth0_g0_09:10:221
121430ksoftirqd/1121450irq/29-eth0_g0_11:50:531
308652420sleep1121550irq/30-eth0_g0_09:51:241
19582420sleep0121550irq/30-eth0_g0_10:26:100
121550420irq/30-eth0_g0_1221-21kworker/1:212:32:521
121550420irq/30-eth0_g0_1221-21kworker/1:212:32:521
121450420irq/29-eth0_g0_1911-21runrttasks11:33:410
121450420irq/29-eth0_g0_13-21kworker/0:109:23:190
121450420irq/29-eth0_g0_121ksoftirqd/111:01:140
121450420irq/29-eth0_g0_121ksoftirqd/109:11:360
121450410irq/29-eth0_g0_31ksoftirqd/010:04:100
121450410irq/29-eth0_g0_31ksoftirqd/010:04:100
121450410irq/29-eth0_g0_1911-21runrttasks07:07:570
121450410irq/29-eth0_g0_13-21kworker/0:110:08:580
121450410irq/29-eth0_g0_121ksoftirqd/110:57:210
121410ksoftirqd/1121450irq/29-eth0_g0_11:23:240
121410ksoftirqd/1121450irq/29-eth0_g0_11:23:240
121450400irq/29-eth0_g0_31ksoftirqd/009:19:000
121450400irq/29-eth0_g0_121ksoftirqd/112:21:491
121450400irq/29-eth0_g0_121ksoftirqd/109:58:070
121450400irq/29-eth0_g0_121ksoftirqd/108:42:100
121450400irq/29-eth0_g0_0-21swapper/008:24:110
121400ksoftirqd/1121550irq/30-eth0_g0_11:35:450
121400ksoftirqd/1121550irq/30-eth0_g0_11:17:130
1446399391cyclictest3797-21cat10:44:111
121550390irq/30-eth0_g0_141432sleep112:27:011
121550390irq/30-eth0_g0_1221-21kworker/1:209:25:351
121550390irq/30-eth0_g0_0-21swapper/110:08:271
121450390irq/29-eth0_g0_26559-21sh09:09:110
121450390irq/29-eth0_g0_13-21kworker/0:110:32:270
121450390irq/29-eth0_g0_13-21kworker/0:109:36:380
121450390irq/29-eth0_g0_13-21kworker/0:109:36:380
121390ksoftirqd/114338-21runrttasks07:07:511
121390ksoftirqd/1121550irq/30-eth0_g0_12:29:290
121390ksoftirqd/1121550irq/30-eth0_g0_12:29:290
121390ksoftirqd/1121550irq/30-eth0_g0_12:04:050
121390ksoftirqd/1121550irq/30-eth0_g0_11:54:360
121390ksoftirqd/1121550irq/30-eth0_g0_11:06:350
121390ksoftirqd/1121550irq/30-eth0_g0_10:49:000
121550380irq/30-eth0_g0_1221-21kworker/1:210:57:551
121550380irq/30-eth0_g0_1221-21kworker/1:210:48:211
121550380irq/30-eth0_g0_121ksoftirqd/110:59:271
121450380irq/29-eth0_g0_13-21kworker/0:112:13:060
121450380irq/29-eth0_g0_13-21kworker/0:111:49:410
121450380irq/29-eth0_g0_13-21kworker/0:110:37:070
121380ksoftirqd/1121550irq/30-eth0_g0_12:26:480
121380ksoftirqd/1121550irq/30-eth0_g0_08:27:470
121380ksoftirqd/1121550irq/30-eth0_g0_07:22:260
121550370irq/30-eth0_g0_1221-21kworker/1:211:59:111
121550370irq/30-eth0_g0_1221-21kworker/1:210:49:171
121550370irq/30-eth0_g0_121ksoftirqd/112:11:221
121450370irq/29-eth0_g0_31ksoftirqd/011:27:530
121450370irq/29-eth0_g0_31ksoftirqd/009:43:470
121450370irq/29-eth0_g0_1911-21runrttasks10:22:070
121450370irq/29-eth0_g0_1911-21runrttasks08:30:460
121450370irq/29-eth0_g0_13-21kworker/0:112:22:490
121450370irq/29-eth0_g0_13-21kworker/0:112:05:550
121450370irq/29-eth0_g0_13-21kworker/0:112:05:550
121450370irq/29-eth0_g0_13-21kworker/0:110:43:080
121450370irq/29-eth0_g0_13-21kworker/0:109:31:590
121450370irq/29-eth0_g0_13-21kworker/0:109:31:590
121450370irq/29-eth0_g0_13-21kworker/0:109:25:590
121450370irq/29-eth0_g0_121ksoftirqd/111:09:561
1446399361cyclictest26559-21diskmemload11:44:561
1446399361cyclictest26559-21diskmemload10:02:411
1446399361cyclictest26559-21diskmemload10:02:411
1446399361cyclictest25581-21grep08:59:111
1446399361cyclictest23361-21taskset08:37:101
121550360irq/30-eth0_g0_2039-21chrt10:27:051
121550360irq/30-eth0_g0_1221-21kworker/1:209:37:481
121550360irq/30-eth0_g0_1221-21kworker/1:209:37:481
121550360irq/30-eth0_g0_1221-21kworker/1:209:30:091
121550360irq/30-eth0_g0_1221-21kworker/1:209:30:091
121550360irq/30-eth0_g0_0-21swapper/111:16:131
121450360irq/29-eth0_g0_20529-21taskset08:09:110
121450360irq/29-eth0_g0_1911-21runrttasks09:47:480
121450360irq/29-eth0_g0_1911-21runrttasks08:13:280
121450360irq/29-eth0_g0_1911-21runrttasks07:49:120
121450360irq/29-eth0_g0_1911-21runrttasks07:47:480
121450360irq/29-eth0_g0_1911-21runrttasks07:38:380
121450360irq/29-eth0_g0_1911-21runrttasks07:10:550
121450360irq/29-eth0_g0_13-21kworker/0:112:16:000
121450360irq/29-eth0_g0_13-21kworker/0:110:12:040
121360ksoftirqd/1121550irq/30-eth0_g0_07:32:160
121360ksoftirqd/1121450irq/29-eth0_g0_09:04:071
121360ksoftirqd/1121450irq/29-eth0_g0_08:31:191
1446399351cyclictest26618-21wc09:09:121
1446399351cyclictest0-21swapper/108:25:281
1446399351cyclictest0-21swapper/108:16:021
1446399351cyclictest0-21swapper/108:16:021
121550350irq/30-eth0_g0_1221-21kworker/1:212:01:001
121550350irq/30-eth0_g0_1221-21kworker/1:211:36:051
121550350irq/30-eth0_g0_1221-21kworker/1:209:40:141
121450350irq/29-eth0_g0_1911-21runrttasks08:58:010
121450350irq/29-eth0_g0_1911-21runrttasks08:50:470
121450350irq/29-eth0_g0_1911-21runrttasks08:35:560
121450350irq/29-eth0_g0_1911-21runrttasks08:03:220
121450350irq/29-eth0_g0_1911-21runrttasks07:55:540
121450350irq/29-eth0_g0_1911-21runrttasks07:40:040
121450350irq/29-eth0_g0_1911-21runrttasks07:40:040
1446399341cyclictest178202sleep107:42:101
1446399341cyclictest178202sleep107:42:101
1446399341cyclictest0-21swapper/108:44:381
1446399341cyclictest0-21swapper/108:12:241
1446399341cyclictest0-21swapper/107:31:391
1446399341cyclictest0-21swapper/107:21:211
1446399341cyclictest0-21swapper/107:18:561
121450340irq/29-eth0_g0_1911-21runrttasks09:01:310
121450340irq/29-eth0_g0_1911-21runrttasks08:17:340
121450340irq/29-eth0_g0_1911-21runrttasks08:17:340
121450340irq/29-eth0_g0_1911-21runrttasks07:16:280
121340ksoftirqd/1121550irq/30-eth0_g0_08:45:530
121340ksoftirqd/1121450irq/29-eth0_g0_07:11:211
1446399331cyclictest16514-21grep07:29:111
121550330irq/30-eth0_g0_1446399cyclictest07:46:021
1446399321cyclictest0-21swapper/108:04:381
1446399321cyclictest0-21swapper/107:49:371
121450320irq/29-eth0_g0_19259-21runrttasks07:56:161
121320ksoftirqd/119771-21taskset08:01:261
121320ksoftirqd/1121450irq/29-eth0_g0_08:52:561
121450310irq/29-eth0_g0_23761-21runrttasks08:40:581
121450290irq/29-eth0_g0_0-21swapper/007:24:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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