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2026-06-29 - 15:00

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #c, slot #8

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.
Unexpectedly long latencies may be caused by SMIs
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 376 highest latencies:
System rackcslot8s.osadl.org (updated Mon Jun 29, 2026 00:46:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2619521180,0sleep10-21swapper/100:05:001
111391610,30ptp4l0-21swapper/019:05:340
111391610,28ptp4l0-21swapper/119:08:231
530825848,6sleep70-21swapper/719:05:257
312072570,0sleep10-21swapper/121:10:451
111391560,5ptp4l0-21swapper/519:09:055
554725533,7sleep30-21swapper/319:08:253
564125442,7sleep40-21swapper/419:09:394
557525343,6sleep20-21swapper/219:08:482
535424736,6sleep60-21swapper/619:06:036
111391340,0ptp4l0-21swapper/423:20:154
111391330,1ptp4l16323-21if_virbr023:05:155
111391320,1ptp4l11959-21irqstats19:20:161
111391310,0ptp4l0-21swapper/500:16:175
111391300,1ptp4l24947-21rm22:31:326
111391300,0ptp4l0-21swapper/622:55:576
111391300,0ptp4l0-21swapper/522:33:265
111391300,0ptp4l0-21swapper/522:07:425
111391300,0ptp4l0-21swapper/422:15:474
111391300,0ptp4l0-21swapper/421:44:204
111391290,4ptp4l0-21swapper/022:55:150
111391290,0ptp4l0-21swapper/723:40:187
111391290,0ptp4l0-21swapper/523:48:055
111391290,0ptp4l0-21swapper/521:17:265
111391290,0ptp4l0-21swapper/422:50:544
111391290,0ptp4l0-21swapper/400:30:164
111391290,0ptp4l0-21swapper/023:11:540
111391280,3ptp4l0-21swapper/522:53:045
111391280,0ptp4l0-21swapper/522:58:495
111391280,0ptp4l0-21swapper/522:23:275
111391280,0ptp4l0-21swapper/521:58:265
111391280,0ptp4l0-21swapper/422:45:024
111391280,0ptp4l0-21swapper/421:48:484
111391280,0ptp4l0-21swapper/400:25:244
111391280,0ptp4l0-21swapper/123:28:441
111391280,0ptp4l0-21swapper/121:24:141
111391280,0ptp4l0-21swapper/023:21:350
111391270,0ptp4l0-21swapper/400:04:154
111391270,0ptp4l0-21swapper/122:23:181
111391270,0ptp4l0-21swapper/121:53:581
111391270,0ptp4l0-21swapper/023:56:120
111391270,0ptp4l0-21swapper/022:16:590
111391260,0ptp4l0-21swapper/522:49:495
111391260,0ptp4l0-21swapper/522:14:215
111391260,0ptp4l0-21swapper/522:14:205
111391260,0ptp4l0-21swapper/519:40:115
111391260,0ptp4l0-21swapper/423:27:184
111391260,0ptp4l0-21swapper/423:17:354
111391260,0ptp4l0-21swapper/422:56:164
111391260,0ptp4l0-21swapper/422:44:454
111391260,0ptp4l0-21swapper/422:06:564
111391260,0ptp4l0-21swapper/421:26:204
111391260,0ptp4l0-21swapper/421:13:434
111391260,0ptp4l0-21swapper/419:45:124
111391260,0ptp4l0-21swapper/122:00:151
111391260,0ptp4l0-21swapper/121:48:091
111391260,0ptp4l0-21swapper/023:34:150
111391260,0ptp4l0-21swapper/022:52:300
111391260,0ptp4l0-21swapper/022:44:520
111391260,0ptp4l0-21swapper/020:55:180
111391260,0ptp4l0-21swapper/000:15:180
111391250,1ptp4l1573-21df_inode22:00:145
111391250,0ptp4l0-21swapper/723:28:097
111391250,0ptp4l0-21swapper/500:10:135
111391250,0ptp4l0-21swapper/423:55:414
111391250,0ptp4l0-21swapper/423:36:344
111391250,0ptp4l0-21swapper/422:33:034
111391250,0ptp4l0-21swapper/421:15:204
111391250,0ptp4l0-21swapper/420:00:164
111391250,0ptp4l0-21swapper/419:33:174
111391250,0ptp4l0-21swapper/419:33:174
111391250,0ptp4l0-21swapper/400:35:174
111391250,0ptp4l0-21swapper/400:20:004
111391250,0ptp4l0-21swapper/123:05:421
111391250,0ptp4l0-21swapper/023:37:570
111391250,0ptp4l0-21swapper/023:06:450
111391250,0ptp4l0-21swapper/021:40:100
111391250,0ptp4l0-21swapper/021:37:170
111391250,0ptp4l0-21swapper/000:33:510
111391240,1ptp4l6654-21irqrtprio19:10:141
111391240,1ptp4l31761-21latency_hist20:05:001
111391240,1ptp4l27231-21irqstats00:05:141
111391240,1ptp4l23299-21diskstats00:00:120
111391240,1ptp4l21543-21timerandwakeup20:50:194
111391240,1ptp4l15567-21sort19:30:000
111391240,1ptp4l15426-21sh23:05:007
111391240,1ptp4l15231-21grep00:35:130
111391240,1ptp4l10223-21unixbench_multi20:25:204
111391240,0ptp4l19529-21timerwakeupswit19:35:201
111391240,0ptp4l0-21swapper/523:57:035
111391240,0ptp4l0-21swapper/523:30:125
111391240,0ptp4l0-21swapper/523:27:155
111391240,0ptp4l0-21swapper/522:25:175
111391240,0ptp4l0-21swapper/521:54:015
111391240,0ptp4l0-21swapper/423:05:154
111391240,0ptp4l0-21swapper/422:37:074
111391240,0ptp4l0-21swapper/421:36:474
111391240,0ptp4l0-21swapper/421:24:074
111391240,0ptp4l0-21swapper/419:10:194
111391240,0ptp4l0-21swapper/123:34:591
111391240,0ptp4l0-21swapper/122:25:191
111391240,0ptp4l0-21swapper/122:09:471
111391240,0ptp4l0-21swapper/023:41:000
111391240,0ptp4l0-21swapper/023:27:190
111391240,0ptp4l0-21swapper/023:00:220
111391240,0ptp4l0-21swapper/022:14:270
111391240,0ptp4l0-21swapper/022:14:270
111391240,0ptp4l0-21swapper/021:50:110
111391240,0ptp4l0-21swapper/021:27:590
111391240,0ptp4l0-21swapper/021:16:140
111391240,0ptp4l0-21swapper/021:10:150
111391240,0ptp4l0-21swapper/020:25:150
111391230,1ptp4l8946-21sh23:40:133
111391230,1ptp4l26750-21sh21:05:000
111391230,1ptp4l21000-21unixbench_multi23:10:204
111391230,1ptp4l12408-21/usr/sbin/munin20:30:183
111391230,1ptp4l10100-21ptp4l-jitter19:15:180
111391230,0ptp4l0-21swapper/721:08:077
111391230,0ptp4l0-21swapper/719:55:017
111391230,0ptp4l0-21swapper/719:41:507
111391230,0ptp4l0-21swapper/620:45:116
111391230,0ptp4l0-21swapper/620:15:126
111391230,0ptp4l0-21swapper/600:26:276
111391230,0ptp4l0-21swapper/522:39:225
111391230,0ptp4l0-21swapper/519:55:125
111391230,0ptp4l0-21swapper/519:20:205
111391230,0ptp4l0-21swapper/500:25:155
111391230,0ptp4l0-21swapper/500:20:145
111391230,0ptp4l0-21swapper/500:09:485
111391230,0ptp4l0-21swapper/423:50:164
111391230,0ptp4l0-21swapper/423:45:114
111391230,0ptp4l0-21swapper/423:00:174
111391230,0ptp4l0-21swapper/421:55:214
111391230,0ptp4l0-21swapper/421:30:244
111391230,0ptp4l0-21swapper/421:05:184
111391230,0ptp4l0-21swapper/421:00:014
111391230,0ptp4l0-21swapper/420:55:124
111391230,0ptp4l0-21swapper/420:05:214
111391230,0ptp4l0-21swapper/321:51:263
111391230,0ptp4l0-21swapper/220:15:202
111391230,0ptp4l0-21swapper/123:15:171
111391230,0ptp4l0-21swapper/123:03:301
111391230,0ptp4l0-21swapper/122:59:261
111391230,0ptp4l0-21swapper/122:48:131
111391230,0ptp4l0-21swapper/121:58:361
111391230,0ptp4l0-21swapper/120:35:151
111391230,0ptp4l0-21swapper/119:55:161
111391230,0ptp4l0-21swapper/119:40:111
111391230,0ptp4l0-21swapper/119:34:191
111391230,0ptp4l0-21swapper/119:34:181
111391230,0ptp4l0-21swapper/100:20:111
111391230,0ptp4l0-21swapper/100:10:221
111391230,0ptp4l0-21swapper/023:50:190
111391230,0ptp4l0-21swapper/023:45:120
111391230,0ptp4l0-21swapper/022:45:120
111391230,0ptp4l0-21swapper/022:30:180
111391230,0ptp4l0-21swapper/022:28:540
111391230,0ptp4l0-21swapper/022:20:190
111391230,0ptp4l0-21swapper/022:05:380
111391230,0ptp4l0-21swapper/021:55:200
111391230,0ptp4l0-21swapper/021:45:140
111391230,0ptp4l0-21swapper/021:20:200
111391230,0ptp4l0-21swapper/020:20:120
111391230,0ptp4l0-21swapper/019:40:190
111391220,3ptp4l0-21swapper/520:22:285
111391220,2ptp4l0-21swapper/519:15:225
111391220,0ptp4l0-21swapper/723:46:057
111391220,0ptp4l0-21swapper/721:51:077
111391220,0ptp4l0-21swapper/720:30:177
111391220,0ptp4l0-21swapper/720:29:557
111391220,0ptp4l0-21swapper/700:26:237
111391220,0ptp4l0-21swapper/623:55:316
111391220,0ptp4l0-21swapper/621:20:186
111391220,0ptp4l0-21swapper/621:18:586
111391220,0ptp4l0-21swapper/620:10:166
111391220,0ptp4l0-21swapper/523:15:125
111391220,0ptp4l0-21swapper/522:41:355
111391220,0ptp4l0-21swapper/522:19:005
111391220,0ptp4l0-21swapper/521:46:555
111391220,0ptp4l0-21swapper/521:30:055
111391220,0ptp4l0-21swapper/521:28:525
111391220,0ptp4l0-21swapper/521:20:485
111391220,0ptp4l0-21swapper/521:12:485
111391220,0ptp4l0-21swapper/520:55:215
111391220,0ptp4l0-21swapper/520:40:195
111391220,0ptp4l0-21swapper/520:35:165
111391220,0ptp4l0-21swapper/520:00:195
111391220,0ptp4l0-21swapper/519:50:145
111391220,0ptp4l0-21swapper/519:34:075
111391220,0ptp4l0-21swapper/519:34:075
111391220,0ptp4l0-21swapper/519:10:165
111391220,0ptp4l0-21swapper/500:38:055
111391220,0ptp4l0-21swapper/500:34:475
111391220,0ptp4l0-21swapper/500:04:235
111391220,0ptp4l0-21swapper/423:40:564
111391220,0ptp4l0-21swapper/423:33:264
111391220,0ptp4l0-21swapper/422:26:134
111391220,0ptp4l0-21swapper/422:20:194
111391220,0ptp4l0-21swapper/422:10:334
111391220,0ptp4l0-21swapper/422:10:324
111391220,0ptp4l0-21swapper/422:04:024
111391220,0ptp4l0-21swapper/421:50:124
111391220,0ptp4l0-21swapper/420:45:154
111391220,0ptp4l0-21swapper/420:20:174
111391220,0ptp4l0-21swapper/420:18:274
111391220,0ptp4l0-21swapper/419:40:164
111391220,0ptp4l0-21swapper/419:25:194
111391220,0ptp4l0-21swapper/419:15:004
111391220,0ptp4l0-21swapper/400:20:574
111391220,0ptp4l0-21swapper/400:14:494
111391220,0ptp4l0-21swapper/323:46:013
111391220,0ptp4l0-21swapper/323:04:313
111391220,0ptp4l0-21swapper/321:25:003
111391220,0ptp4l0-21swapper/320:30:003
111391220,0ptp4l0-21swapper/222:59:192
111391220,0ptp4l0-21swapper/220:45:002
111391220,0ptp4l0-21swapper/220:10:142
111391220,0ptp4l0-21swapper/200:35:582
111391220,0ptp4l0-21swapper/200:26:262
111391220,0ptp4l0-21swapper/123:57:321
111391220,0ptp4l0-21swapper/123:15:001
111391220,0ptp4l0-21swapper/122:52:561
111391220,0ptp4l0-21swapper/122:41:301
111391220,0ptp4l0-21swapper/122:33:081
111391220,0ptp4l0-21swapper/122:18:531
111391220,0ptp4l0-21swapper/122:10:201
111391220,0ptp4l0-21swapper/122:10:191
111391220,0ptp4l0-21swapper/121:30:131
111391220,0ptp4l0-21swapper/121:25:561
111391220,0ptp4l0-21swapper/121:16:481
111391220,0ptp4l0-21swapper/120:55:211
111391220,0ptp4l0-21swapper/120:45:181
111391220,0ptp4l0-21swapper/119:50:191
111391220,0ptp4l0-21swapper/119:15:121
111391220,0ptp4l0-21swapper/100:33:001
111391220,0ptp4l0-21swapper/100:25:131
111391220,0ptp4l0-21swapper/023:16:030
111391220,0ptp4l0-21swapper/022:35:180
111391220,0ptp4l0-21swapper/022:04:440
111391220,0ptp4l0-21swapper/021:30:160
111391220,0ptp4l0-21swapper/021:05:170
111391220,0ptp4l0-21swapper/020:50:180
111391220,0ptp4l0-21swapper/020:45:130
111391220,0ptp4l0-21swapper/020:35:120
111391220,0ptp4l0-21swapper/020:10:170
111391220,0ptp4l0-21swapper/020:05:170
111391220,0ptp4l0-21swapper/020:00:200
111391220,0ptp4l0-21swapper/019:30:180
111391220,0ptp4l0-21swapper/019:30:170
111391220,0ptp4l0-21swapper/000:25:210
111391220,0ptp4l0-21swapper/000:21:470
111391220,0ptp4l0-21swapper/000:11:290
111391220,0ptp4l0-21swapper/000:06:500
111391210,0ptp4l29042-21diskmemload21:16:273
111391210,0ptp4l0-21swapper/721:25:077
111391210,0ptp4l0-21swapper/623:12:246
111391210,0ptp4l0-21swapper/623:08:306
111391210,0ptp4l0-21swapper/621:48:206
111391210,0ptp4l0-21swapper/600:36:046
111391210,0ptp4l0-21swapper/523:50:465
111391210,0ptp4l0-21swapper/523:42:355
111391210,0ptp4l0-21swapper/523:36:015
111391210,0ptp4l0-21swapper/523:22:515
111391210,0ptp4l0-21swapper/523:14:295
111391210,0ptp4l0-21swapper/523:03:065
111391210,0ptp4l0-21swapper/521:40:515
111391210,0ptp4l0-21swapper/519:48:325
111391210,0ptp4l0-21swapper/420:37:244
111391210,0ptp4l0-21swapper/419:59:124
111391210,0ptp4l0-21swapper/400:05:534
111391210,0ptp4l0-21swapper/323:27:583
111391210,0ptp4l0-21swapper/322:27:383
111391210,0ptp4l0-21swapper/322:24:363
111391210,0ptp4l0-21swapper/321:24:563
111391210,0ptp4l0-21swapper/223:55:272
111391210,0ptp4l0-21swapper/223:46:242
111391210,0ptp4l0-21swapper/223:37:082
111391210,0ptp4l0-21swapper/223:22:392
111391210,0ptp4l0-21swapper/222:31:282
111391210,0ptp4l0-21swapper/222:03:332
111391210,0ptp4l0-21swapper/221:19:442
111391210,0ptp4l0-21swapper/200:02:542
111391210,0ptp4l0-21swapper/123:52:271
111391210,0ptp4l0-21swapper/123:49:111
111391210,0ptp4l0-21swapper/123:35:561
111391210,0ptp4l0-21swapper/123:22:221
111391210,0ptp4l0-21swapper/121:35:411
111391210,0ptp4l0-21swapper/120:40:161
111391210,0ptp4l0-21swapper/120:23:001
111391210,0ptp4l0-21swapper/119:49:461
111391210,0ptp4l0-21swapper/100:37:281
111391210,0ptp4l0-21swapper/100:19:201
111391210,0ptp4l0-21swapper/019:35:010
111391200,1ptp4l28356-21ssh22:35:521
111391200,0ptp4l0-21swapper/722:24:357
111391200,0ptp4l0-21swapper/721:16:387
111391200,0ptp4l0-21swapper/623:37:036
111391200,0ptp4l0-21swapper/622:43:446
111391200,0ptp4l0-21swapper/622:28:206
111391200,0ptp4l0-21swapper/622:03:386
111391200,0ptp4l0-21swapper/621:39:146
111391200,0ptp4l0-21swapper/620:08:486
111391200,0ptp4l0-21swapper/521:35:415
111391200,0ptp4l0-21swapper/521:00:455
111391200,0ptp4l0-21swapper/520:53:115
111391200,0ptp4l0-21swapper/520:45:165
111391200,0ptp4l0-21swapper/520:33:195
111391200,0ptp4l0-21swapper/519:35:165
111391200,0ptp4l0-21swapper/420:44:264
111391200,0ptp4l0-21swapper/420:13:174
111391200,0ptp4l0-21swapper/419:36:284
111391200,0ptp4l0-21swapper/419:23:034
111391200,0ptp4l0-21swapper/319:53:483
111391200,0ptp4l0-21swapper/300:26:213
111391200,0ptp4l0-21swapper/223:07:042
111391200,0ptp4l0-21swapper/222:28:202
111391200,0ptp4l0-21swapper/221:55:112
111391200,0ptp4l0-21swapper/221:48:232
111391200,0ptp4l0-21swapper/123:42:361
111391200,0ptp4l0-21swapper/019:52:270
111391200,0ptp4l0-21swapper/019:45:140
111391190,0ptp4l0-21swapper/720:06:177
111391190,0ptp4l0-21swapper/623:47:366
111391190,0ptp4l0-21swapper/520:09:375
111391190,0ptp4l0-21swapper/420:31:214
111391190,0ptp4l0-21swapper/319:41:183
111391190,0ptp4l0-21swapper/223:10:442
111391190,0ptp4l0-21swapper/221:39:102
111391190,0ptp4l0-21swapper/121:40:521
111391190,0ptp4l0-21swapper/020:42:420
111391180,0ptp4l0-21swapper/722:27:427
111391180,0ptp4l0-21swapper/721:24:587
111391180,0ptp4l0-21swapper/623:20:056
111391180,0ptp4l0-21swapper/621:55:106
111391180,0ptp4l0-21swapper/621:40:346
111391180,0ptp4l0-21swapper/019:22:030
5970991714,0cyclictest0-21swapper/519:29:155
111391170,0ptp4l0-21swapper/222:43:432
111391170,0ptp4l0-21swapper/221:40:332
111391170,0ptp4l0-21swapper/221:20:192
111391170,0ptp4l0-21swapper/219:38:512
111391170,0ptp4l0-21swapper/019:58:310
111391160,0ptp4l0-21swapper/719:37:557
111391160,0ptp4l0-21swapper/520:28:085
111391160,0ptp4l0-21swapper/321:07:213
111391160,0ptp4l0-21swapper/121:06:251
111391160,0ptp4l0-21swapper/121:00:281
111391160,0ptp4l0-21swapper/120:29:301
111391160,0ptp4l0-21swapper/120:17:371
111391160,0ptp4l0-21swapper/120:12:011
111391160,0ptp4l0-21swapper/020:19:310
111391160,0ptp4l0-21swapper/019:10:570
111391150,0ptp4l0-21swapper/719:55:017
111391150,0ptp4l0-21swapper/719:23:477
111391150,0ptp4l0-21swapper/620:43:036
111391150,0ptp4l0-21swapper/620:04:496
111391150,0ptp4l0-21swapper/619:59:366
111391150,0ptp4l0-21swapper/619:42:006
111391150,0ptp4l0-21swapper/619:38:576
111391150,0ptp4l0-21swapper/619:19:096
111391150,0ptp4l0-21swapper/600:02:556
111391150,0ptp4l0-21swapper/521:06:595
111391150,0ptp4l0-21swapper/520:12:525
111391150,0ptp4l0-21swapper/419:50:594
111391150,0ptp4l0-21swapper/320:06:083
111391150,0ptp4l0-21swapper/319:37:563
111391150,0ptp4l0-21swapper/319:23:433
111391150,0ptp4l0-21swapper/220:43:112
111391150,0ptp4l0-21swapper/220:07:262
111391150,0ptp4l0-21swapper/219:59:362
111391150,0ptp4l0-21swapper/219:19:082
111391150,0ptp4l0-21swapper/120:52:211
111391150,0ptp4l0-21swapper/120:30:321
111391150,0ptp4l0-21swapper/120:07:551
111391150,0ptp4l0-21swapper/119:25:541
111391150,0ptp4l0-21swapper/020:30:250
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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