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2026-05-07 - 09:16

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #1, slot #6

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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  Intel
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.
Unexpectedly long latencies may be caused by SMIs
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 rack1slot6s.osadl.org (updated Thu May 07, 2026 00:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1680299863,23cyclictest23175-21uname19:59:150
293742820,4sleep03-21ksoftirqd/020:56:450
16806997344,12cyclictest0-21swapper/320:04:133
1680599683,42cyclictest0-21swapper/219:36:442
1680299684,25cyclictest13773-21http_loadtime22:09:070
16804996733,13cyclictest0-21swapper/120:49:061
257492660,5sleep225890-21df_abs18:19:122
248599660,5rtkit-daemon2484-21rtkit-daemon20:50:333
248599650,5rtkit-daemon2484-21rtkit-daemon19:04:303
131402653,12sleep30-21swapper/317:53:543
1680499643,54cyclictest0-21swapper/120:19:091
1680499643,53cyclictest0-21swapper/121:39:061
1680299645,52cyclictest0-21swapper/022:19:190
16804996335,11cyclictest6543-21users21:09:261
16804996335,11cyclictest6543-21users21:09:261
1680499633,52cyclictest0-21swapper/120:59:111
1680299634,52cyclictest0-21swapper/019:34:030
16804996217,24cyclictest121850irq/46-eth021:21:281
1680299626,50cyclictest0-21swapper/019:28:310
1680299625,50cyclictest0-21swapper/021:19:080
1680299625,50cyclictest0-21swapper/019:09:130
1680299625,50cyclictest0-21swapper/019:09:130
93072614,50sleep00-21swapper/021:14:160
248599610,4rtkit-daemon2484-21rtkit-daemon17:44:183
16806996140,16cyclictest0-21swapper/321:49:183
16806996140,16cyclictest0-21swapper/321:49:183
16806996136,11cyclictest30186-21head18:29:073
16806996136,10cyclictest15177-21unixbench_multi20:34:243
16806996136,10cyclictest15177-21unixbench_multi20:34:243
16806996135,10cyclictest31964-21ls19:24:173
16806996133,14cyclictest0-21swapper/321:20:333
1680499614,12cyclictest0-21swapper/120:37:421
1680499614,12cyclictest0-21swapper/120:37:421
1680299615,50cyclictest0-21swapper/022:14:070
1680299615,49cyclictest18564-21ssh20:39:260
1680299615,49cyclictest16610-21grep21:24:230
1680299615,49cyclictest0-21swapper/019:08:190
1680299614,50cyclictest0-21swapper/021:09:190
1680299614,50cyclictest0-21swapper/021:09:190
9262603,11sleep30-21swapper/318:34:163
9262603,11sleep30-21swapper/318:34:163
268512604,48sleep00-21swapper/019:18:110
248599600,4rtkit-daemon2484-21rtkit-daemon20:21:273
248599600,4rtkit-daemon2484-21rtkit-daemon17:56:103
248599600,4rtkit-daemon2484-21rtkit-daemon17:56:103
16806996044,11cyclictest0-21swapper/319:45:543
16806996029,12cyclictest8639-21df_inode21:14:063
1680499604,13cyclictest0-21swapper/120:09:021
16804996034,9cyclictest10486-21ssh19:39:301
1680499603,13cyclictest0-21swapper/119:29:181
1680299606,48cyclictest0-21swapper/021:30:410
1680299606,48cyclictest0-21swapper/021:06:000
1680299604,49cyclictest1005-21unixbench_singl21:49:200
1680299604,49cyclictest1005-21unixbench_singl21:49:200
1680299604,49cyclictest0-21swapper/021:39:210
1680299604,49cyclictest0-21swapper/020:51:340
1680299604,49cyclictest0-21swapper/018:59:230
1680299603,28cyclictest0-21swapper/017:42:030
16802996021,33cyclictest7502-21gltestperf20:24:090
158962604,49sleep20-21swapper/219:02:002
101802600,11sleep31680699cyclictest20:29:033
1680699595,35cyclictest0-21swapper/319:43:523
16806995938,15cyclictest0-21swapper/321:46:293
16806995931,13cyclictest0-21swapper/322:13:463
16806995931,13cyclictest0-21swapper/319:36:133
16806995930,13cyclictest21025-21gltestperf20:44:103
1680499596,46cyclictest0-21swapper/122:07:071
1680499594,47cyclictest0-21swapper/121:34:011
16804995934,9cyclictest13437-21ssh22:09:031
1680499593,48cyclictest0-21swapper/120:16:341
16804995921,21cyclictest0-21swapper/120:54:161
1680299595,47cyclictest0-21swapper/018:44:270
1680299594,49cyclictest0-21swapper/020:59:480
1680299594,48cyclictest26005-21sed20:04:060
16802995922,12cyclictest0-21swapper/019:58:000
221462580,5sleep041ktimersoftd/020:44:520
1680699586,25cyclictest0-21swapper/321:29:203
16806995838,14cyclictest0-21swapper/322:19:083
16806995838,14cyclictest0-21swapper/320:26:513
1680499584,47cyclictest0-21swapper/118:59:051
1680499584,47cyclictest0-21swapper/118:14:011
1680499583,12cyclictest0-21swapper/121:51:071
1680499583,12cyclictest0-21swapper/121:51:071
1680299584,48cyclictest0-21swapper/019:23:170
326562573,46sleep0319-21cpuspeed_turbos18:34:090
326562573,46sleep0319-21cpuspeed_turbos18:34:090
224832572,48sleep10-21swapper/120:46:071
16806995730,12cyclictest0-21swapper/319:57:483
16806995726,13cyclictest0-21swapper/321:24:153
16806995725,14cyclictest0-21swapper/318:49:233
16806995722,14cyclictest0-21swapper/321:09:283
16806995722,14cyclictest0-21swapper/321:09:283
16806995719,10cyclictest847-21crond21:03:493
1680499574,14cyclictest0-21swapper/120:39:311
16804995733,9cyclictest14854-21basename21:24:001
1680499573,14cyclictest0-21swapper/119:49:241
1680499573,14cyclictest0-21swapper/119:49:241
1680299575,44cyclictest0-21swapper/021:34:210
1680299574,15cyclictest0-21swapper/020:34:180
1680299574,15cyclictest0-21swapper/020:34:180
148462573,47sleep00-21swapper/019:48:010
248599560,5rtkit-daemon2484-21rtkit-daemon17:04:273
248599560,4rtkit-daemon2484-21rtkit-daemon17:15:043
234932566,42sleep20-21swapper/221:34:412
1680699568,26cyclictest0-21swapper/322:02:443
1680699564,45cyclictest28834-21sh20:54:483
16806995631,12cyclictest0-21swapper/319:09:143
16806995631,12cyclictest0-21swapper/319:09:143
16806995630,12cyclictest0-21swapper/320:15:593
16806995628,12cyclictest0-21swapper/319:18:543
16806995626,13cyclictest0-21swapper/321:40:313
16806995624,14cyclictest0-21swapper/321:54:103
16806995622,11cyclictest16727-21pluginstate19:49:193
16806995622,11cyclictest16727-21pluginstate19:49:193
1680499564,12cyclictest0-21swapper/118:54:231
1680499564,10cyclictest9654-21timerandwakeup21:14:211
1680499563,47cyclictest0-21swapper/117:44:141
16804995625,25cyclictest0-21swapper/121:55:331
16804995612,38cyclictest201ktimersoftd/121:08:271
1680299564,45cyclictest0-21swapper/020:13:050
155142566,43sleep20-21swapper/220:35:202
155142566,43sleep20-21swapper/220:35:202
248599550,5rtkit-daemon2484-21rtkit-daemon21:39:392
248599550,4rtkit-daemon2484-21rtkit-daemon16:54:203
1680699555,30cyclictest0-21swapper/322:14:173
16806995535,10cyclictest22901-21ssh19:59:103
16806995527,12cyclictest0-21swapper/319:31:223
16806995526,12cyclictest0-21swapper/322:07:303
16806995525,13cyclictest29539-21runrttasks18:24:453
16806995524,13cyclictest0-21swapper/318:54:133
1680499553,13cyclictest0-21swapper/119:54:071
1680499553,13cyclictest0-21swapper/119:44:211
16804995527,13cyclictest0-21swapper/120:31:231
16804995526,14cyclictest0-21swapper/119:06:501
1680299554,45cyclictest0-21swapper/019:29:360
1680299554,15cyclictest0-21swapper/019:53:530
1680299554,15cyclictest0-21swapper/019:53:530
314602544,9sleep030094-21munin-node18:29:260
261622543,7sleep126166-21ssh19:15:581
248599540,6rtkit-daemon2484-21rtkit-daemon21:59:382
248599540,5rtkit-daemon2484-21rtkit-daemon22:05:452
248599540,5rtkit-daemon2484-21rtkit-daemon19:19:223
1680699545,29cyclictest0-21swapper/320:39:153
16806995437,12cyclictest0-21swapper/321:36:593
16806995431,8cyclictest29451-21ssh20:09:093
16806995430,10cyclictest0-21swapper/318:58:573
1680599544,43cyclictest0-21swapper/217:39:372
16805995420,22cyclictest8626-21kworker/2:120:50:162
1680499544,45cyclictest0-21swapper/120:26:411
16804995436,11cyclictest26176-21cut18:19:161
1680499543,45cyclictest0-21swapper/122:14:041
1680499543,45cyclictest0-21swapper/117:59:181
16804995426,13cyclictest0-21swapper/121:31:481
16804995425,13cyclictest0-21swapper/116:58:591
1680299544,44cyclictest0-21swapper/020:14:050
1680299543,46cyclictest0-21swapper/022:02:120
1680299543,45cyclictest0-21swapper/021:54:000
56782533,9sleep00-21swapper/017:35:080
248599530,5rtkit-daemon2484-21rtkit-daemon22:19:072
248599530,5rtkit-daemon2484-21rtkit-daemon21:49:092
248599530,5rtkit-daemon2484-21rtkit-daemon21:49:092
248599530,5rtkit-daemon2484-21rtkit-daemon21:24:252
248599530,5rtkit-daemon2484-21rtkit-daemon19:49:062
248599530,5rtkit-daemon2484-21rtkit-daemon19:49:062
218752533,43sleep321955-21rt-features18:09:253
1680699536,25cyclictest0-21swapper/321:03:573
1680699535,29cyclictest0-21swapper/316:59:093
1680699534,30cyclictest0-21swapper/317:39:083
16806995322,13cyclictest0-21swapper/318:15:383
1680599536,29cyclictest0-21swapper/220:14:082
1680599534,12cyclictest0-21swapper/221:15:592
1680599533,43cyclictest0-21swapper/219:59:082
1680599533,43cyclictest0-21swapper/219:09:302
1680599533,43cyclictest0-21swapper/219:09:302
1680599533,34cyclictest17122-21tr20:39:052
16805995319,19cyclictest21787-21timerwakeupswit20:44:232
1680499534,8cyclictest20550-21munin-node22:19:061
16804995333,7cyclictest31156-21ssh21:47:581
1680499533,44cyclictest0-21swapper/119:34:141
1680499533,44cyclictest0-21swapper/118:44:071
1680499533,13cyclictest0-21swapper/120:08:531
16804995325,14cyclictest0-21swapper/119:20:001
1680299533,23cyclictest0-21swapper/022:07:480
16802995320,15cyclictest0-21swapper/020:20:440
44652523,43sleep00-21swapper/018:40:260
248599520,5rtkit-daemon2484-21rtkit-daemon17:34:193
248599520,5rtkit-daemon2484-21rtkit-daemon17:29:263
248599520,4rtkit-daemon2484-21rtkit-daemon21:29:022
248599520,3rtkit-daemon2484-21rtkit-daemon19:48:062
1680699525,29cyclictest0-21swapper/318:04:223
16806995221,12cyclictest0-21swapper/318:23:563
16806995219,14cyclictest0-21swapper/318:42:043
1680599524,40cyclictest0-21swapper/220:24:022
16804995233,7cyclictest23032-21ssh19:12:121
16804995233,7cyclictest23032-21ssh19:12:121
1680499523,44cyclictest0-21swapper/118:29:141
1680499523,18cyclictest0-21swapper/122:01:081
1680299527,29cyclictest0-21swapper/018:58:110
1680299526,14cyclictest0-21swapper/019:39:090
1680299525,29cyclictest0-21swapper/020:29:190
1680299524,8cyclictest29456-21memory21:44:140
286022512,9sleep10-21swapper/117:17:361
248599510,5rtkit-daemon2484-21rtkit-daemon22:12:382
248599510,5rtkit-daemon2484-21rtkit-daemon21:47:242
248599510,4rtkit-daemon2484-21rtkit-daemon22:14:232
1680699516,27cyclictest0-21swapper/318:00:453
16806995124,11cyclictest0-21swapper/318:44:463
1680599514,32cyclictest0-21swapper/220:32:382
16805995125,10cyclictest25526-21timerwakeupswit19:14:252
1680499514,41cyclictest0-21swapper/119:59:031
1680499513,42cyclictest0-21swapper/119:24:031
1680499513,13cyclictest0-21swapper/118:28:551
1680299515,27cyclictest0-21swapper/018:19:260
248599500,5rtkit-daemon2484-21rtkit-daemon21:20:102
1680699504,28cyclictest0-21swapper/317:28:593
1680699504,27cyclictest0-21swapper/317:10:283
1680699504,27cyclictest0-21swapper/317:10:283
16806995014,12cyclictest0-21swapper/317:19:173
1680599508,25cyclictest0-21swapper/219:19:112
1680599505,27cyclictest0-21swapper/221:04:062
16805995035,9cyclictest368-21tr18:34:092
16805995035,9cyclictest368-21tr18:34:092
1680599503,12cyclictest0-21swapper/218:54:282
16805995024,10cyclictest1052-21rsyslogd20:13:512
16805995021,12cyclictest0-21swapper/220:54:082
16805995020,7cyclictest4055-21ssh21:54:142
1680499503,12cyclictest0-21swapper/117:34:281
1680299505,27cyclictest0-21swapper/017:24:100
1680299505,15cyclictest0-21swapper/017:53:220
248599490,4rtkit-daemon2484-21rtkit-daemon19:56:432
232072493,39sleep00-21swapper/018:14:100
1680599497,25cyclictest0-21swapper/219:04:122
1680599494,32cyclictest29-21ksoftirqd/221:10:032
1680599494,32cyclictest29-21ksoftirqd/221:10:032
16805994921,12cyclictest0-21swapper/217:05:442
16805994917,19cyclictest1452-21ssh19:28:522
1680499493,8cyclictest21701-21grep17:03:591
1680299495,26cyclictest0-21swapper/016:59:200
1680299494,26cyclictest0-21swapper/017:14:110
46722482,40sleep10-21swapper/118:43:091
308462483,9sleep00-21swapper/017:20:460
295992483,9sleep00-21swapper/018:25:350
259982482,40sleep10-21swapper/117:09:461
259982482,40sleep10-21swapper/117:09:461
25782482,39sleep20-21swapper/218:39:032
189322483,9sleep00-21swapper/016:55:550
1680599485,27cyclictest0-21swapper/219:29:072
1680599483,40cyclictest0-21swapper/220:19:222
1680499483,12cyclictest0-21swapper/117:04:151
1680499483,11cyclictest0-21swapper/117:29:141
16804994821,11cyclictest0-21swapper/117:22:211
1680299485,25cyclictest0-21swapper/017:45:340
1680299484,27cyclictest0-21swapper/018:49:130
16802994834,9cyclictest16119-21grep17:59:110
1680299483,39cyclictest0-21swapper/017:54:310
1680299483,39cyclictest0-21swapper/017:54:310
16802994818,12cyclictest0-21swapper/018:13:560
260962473,9sleep00-21swapper/017:11:020
260962473,9sleep00-21swapper/017:11:020
1680699474,23cyclictest16977-21sort16:54:003
1680599474,26cyclictest0-21swapper/220:59:062
1680599473,38cyclictest0-21swapper/219:39:092
16804994723,10cyclictest0-21swapper/118:38:401
16804994723,10cyclictest0-21swapper/118:38:401
1680299474,37cyclictest0-21swapper/018:04:260
154972472,9sleep10-21swapper/117:58:271
154972472,9sleep10-21swapper/117:58:271
94162462,38sleep10-21swapper/118:52:361
214132462,9sleep20-21swapper/217:02:142
178072462,9sleep20-21swapper/218:02:232
1680599463,9cyclictest0-21swapper/218:44:212
1680599463,36cyclictest0-21swapper/218:24:212
1680499463,39cyclictest0-21swapper/118:09:271
1680299464,25cyclictest0-21swapper/017:29:160
166992464,35sleep00-21swapper/016:53:050
8012452,37sleep10-21swapper/117:26:071
1680599454,25cyclictest0-21swapper/217:53:512
1680599453,31cyclictest0-21swapper/220:06:222
16805994529,9cyclictest30434-21tr18:29:092
1680499453,11cyclictest0-21swapper/118:05:331
16804994529,10cyclictest6514-21cpuspeed_turbos17:39:111
16802994516,11cyclictest0-21swapper/017:04:120
58542442,9sleep20-21swapper/217:37:282
224112442,9sleep20-21swapper/218:10:132
1680599445,32cyclictest0-21swapper/217:29:162
1680599445,32cyclictest0-21swapper/217:24:252
1680599443,36cyclictest0-21swapper/218:14:222
1680599443,29cyclictest0-21swapper/216:55:552
16804994419,12cyclictest0-21swapper/116:54:001
1680599433,24cyclictest0-21swapper/217:09:242
1680599433,24cyclictest0-21swapper/217:09:242
16805994321,9cyclictest13385-21munin-node17:54:232
16805994321,9cyclictest13385-21munin-node17:54:232
16805994320,9cyclictest7533-21telnet18:49:082
16804994321,10cyclictest0-21swapper/117:50:181
1680599423,33cyclictest0-21swapper/217:44:172
1680599413,32cyclictest0-21swapper/218:04:252
16805994114,12cyclictest0-21swapper/217:14:172
1680599404,8cyclictest16794-21cyclictest16:53:592
1680599403,32cyclictest0-21swapper/217:19:092
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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