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2026-05-05 - 08:45

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 Tue May 05, 2026 00:46:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111391690,35ptp4l0-21swapper/019:05:240
111391620,5ptp4l0-21swapper/419:05:454
1881916150,6phc2sys0-21swapper/219:07:072
25922600,1sleep3401ktimersoftd/322:45:063
111391600,4ptp4l0-21swapper/119:09:261
268942590,0sleep00-21swapper/023:15:390
111391580,6ptp4l0-21swapper/519:07:485
111391580,0ptp4l31661-21ssh23:22:584
409025635,7sleep30-21swapper/319:09:203
406725534,6sleep70-21swapper/719:08:597
179812540,0sleep60-21swapper/600:30:196
392925038,7sleep60-21swapper/619:07:156
111391360,0ptp4l0-21swapper/022:45:110
111391340,1ptp4l21585-21/usr/sbin/munin00:35:172
111391340,0ptp4l0-21swapper/000:25:070
111391320,8ptp4l10435-21ssh22:10:414
111391320,3ptp4l0-21swapper/422:50:234
111391320,0ptp4l0-21swapper/221:38:412
111391320,0ptp4l0-21swapper/200:02:172
111391320,0ptp4l0-21swapper/022:07:480
111391320,0ptp4l0-21swapper/021:15:300
111391320,0ptp4l0-21swapper/000:20:210
111391310,0ptp4l0-21swapper/023:50:110
111391310,0ptp4l0-21swapper/023:28:560
111391310,0ptp4l0-21swapper/023:06:570
111391310,0ptp4l0-21swapper/022:56:030
111391300,0ptp4l0-21swapper/700:24:477
111391300,0ptp4l0-21swapper/423:47:224
111391300,0ptp4l0-21swapper/422:49:434
111391300,0ptp4l0-21swapper/421:55:104
111391300,0ptp4l0-21swapper/223:27:102
111391300,0ptp4l0-21swapper/221:54:342
111391300,0ptp4l0-21swapper/200:33:062
111391300,0ptp4l0-21swapper/022:42:580
111391300,0ptp4l0-21swapper/022:30:570
111391300,0ptp4l0-21swapper/021:45:190
111391300,0ptp4l0-21swapper/000:13:110
111391290,2ptp4l0-21swapper/423:12:594
111391290,2ptp4l0-21swapper/421:46:404
111391290,0ptp4l0-21swapper/621:37:436
111391290,0ptp4l0-21swapper/400:02:554
111391290,0ptp4l0-21swapper/221:58:182
111391290,0ptp4l0-21swapper/023:21:270
111391290,0ptp4l0-21swapper/022:21:330
111391290,0ptp4l0-21swapper/021:57:510
111391290,0ptp4l0-21swapper/000:32:370
111391280,3ptp4l0-21swapper/422:27:454
111391280,3ptp4l0-21swapper/221:22:132
111391280,0ptp4l0-21swapper/421:15:204
111391280,0ptp4l0-21swapper/400:31:554
111391280,0ptp4l0-21swapper/222:54:302
111391280,0ptp4l0-21swapper/200:12:062
111391280,0ptp4l0-21swapper/100:25:001
111391280,0ptp4l0-21swapper/023:44:490
111391280,0ptp4l0-21swapper/023:14:060
111391280,0ptp4l0-21swapper/021:42:100
111391280,0ptp4l0-21swapper/021:28:320
111391270,1ptp4l27996-21hddtemp_smartct22:35:110
111391270,1ptp4l27996-21hddtemp_smartct22:35:110
111391270,0ptp4l16717-21conntrack20:45:130
111391270,0ptp4l0-21swapper/422:42:044
111391270,0ptp4l0-21swapper/222:55:032
111391270,0ptp4l0-21swapper/222:41:032
111391270,0ptp4l0-21swapper/220:30:232
111391270,0ptp4l0-21swapper/220:08:352
111391260,0ptp4l0-21swapper/623:40:156
111391260,0ptp4l0-21swapper/623:39:056
111391260,0ptp4l0-21swapper/621:22:146
111391260,0ptp4l0-21swapper/421:31:374
111391260,0ptp4l0-21swapper/400:22:164
111391260,0ptp4l0-21swapper/223:12:122
111391260,0ptp4l0-21swapper/223:02:442
111391260,0ptp4l0-21swapper/221:16:502
111391260,0ptp4l0-21swapper/220:01:092
111391260,0ptp4l0-21swapper/220:01:082
111391260,0ptp4l0-21swapper/023:45:010
111391260,0ptp4l0-21swapper/023:00:330
111391260,0ptp4l0-21swapper/022:18:100
111391260,0ptp4l0-21swapper/022:14:070
111391250,3ptp4l241ktimersoftd/123:29:241
111391250,1ptp4l29458-21munin-run21:55:004
111391250,1ptp4l26124-21fw_conntrack19:55:120
111391250,1ptp4l26124-21fw_conntrack19:55:110
111391250,0ptp4l0-21swapper/621:19:466
111391250,0ptp4l0-21swapper/423:50:114
111391250,0ptp4l0-21swapper/423:29:134
111391250,0ptp4l0-21swapper/422:59:354
111391250,0ptp4l0-21swapper/421:25:154
111391250,0ptp4l0-21swapper/420:20:164
111391250,0ptp4l0-21swapper/419:15:194
111391250,0ptp4l0-21swapper/322:40:053
111391250,0ptp4l0-21swapper/223:08:262
111391250,0ptp4l0-21swapper/222:45:542
111391250,0ptp4l0-21swapper/222:31:192
111391250,0ptp4l0-21swapper/221:06:012
111391250,0ptp4l0-21swapper/219:18:322
111391250,0ptp4l0-21swapper/123:24:391
111391250,0ptp4l0-21swapper/023:30:200
111391250,0ptp4l0-21swapper/021:51:500
111391250,0ptp4l0-21swapper/021:11:200
111391250,0ptp4l0-21swapper/000:35:110
111391250,0ptp4l0-21swapper/000:16:330
4407992421,1cyclictest22273-21sed20:55:190
111391240,3ptp4l0-21swapper/420:26:134
111391240,3ptp4l0-21swapper/419:27:104
111391240,2ptp4l0-21swapper/222:12:272
111391240,1ptp4l8148-21irqstats19:15:160
111391240,1ptp4l2936-21df_inode20:15:114
111391240,1ptp4l24160-21diskstats22:30:104
111391240,1ptp4l23408-21if_enp0s2523:55:134
111391240,1ptp4l13065-21/usr/sbin/munin00:25:154
111391240,1ptp4l12384-21irqrtprio20:35:154
111391240,0ptp4l27522-21diskmemload22:39:247
111391240,0ptp4l27522-21diskmemload22:39:247
111391240,0ptp4l0-21swapper/620:59:156
111391240,0ptp4l0-21swapper/423:34:044
111391240,0ptp4l0-21swapper/422:35:564
111391240,0ptp4l0-21swapper/422:35:564
111391240,0ptp4l0-21swapper/422:18:584
111391240,0ptp4l0-21swapper/420:45:214
111391240,0ptp4l0-21swapper/419:35:174
111391240,0ptp4l0-21swapper/419:10:214
111391240,0ptp4l0-21swapper/223:40:002
111391240,0ptp4l0-21swapper/222:05:122
111391240,0ptp4l0-21swapper/219:43:092
111391240,0ptp4l0-21swapper/023:55:110
111391240,0ptp4l0-21swapper/022:00:450
111391240,0ptp4l0-21swapper/021:07:580
111391240,0ptp4l0-21swapper/021:00:120
111391240,0ptp4l0-21swapper/020:20:130
111391240,0ptp4l0-21swapper/019:38:590
111391240,0ptp4l0-21swapper/019:32:220
111391230,1ptp4l26564-21ls19:55:164
111391230,1ptp4l26564-21ls19:55:154
111391230,1ptp4l0-21swapper/419:53:094
111391230,1ptp4l0-21swapper/222:28:252
111391230,0ptp4l27522-21diskmemload22:14:536
111391230,0ptp4l0-21swapper/722:57:247
111391230,0ptp4l0-21swapper/720:22:157
111391230,0ptp4l0-21swapper/623:10:176
111391230,0ptp4l0-21swapper/622:55:156
111391230,0ptp4l0-21swapper/622:05:126
111391230,0ptp4l0-21swapper/619:20:166
111391230,0ptp4l0-21swapper/619:10:156
111391230,0ptp4l0-21swapper/600:37:456
111391230,0ptp4l0-21swapper/523:40:385
111391230,0ptp4l0-21swapper/521:38:245
111391230,0ptp4l0-21swapper/423:44:234
111391230,0ptp4l0-21swapper/423:35:154
111391230,0ptp4l0-21swapper/423:15:164
111391230,0ptp4l0-21swapper/423:05:144
111391230,0ptp4l0-21swapper/423:00:204
111391230,0ptp4l0-21swapper/422:20:124
111391230,0ptp4l0-21swapper/422:05:164
111391230,0ptp4l0-21swapper/422:00:144
111391230,0ptp4l0-21swapper/421:40:124
111391230,0ptp4l0-21swapper/421:14:414
111391230,0ptp4l0-21swapper/420:55:174
111391230,0ptp4l0-21swapper/420:30:134
111391230,0ptp4l0-21swapper/420:10:144
111391230,0ptp4l0-21swapper/420:05:134
111391230,0ptp4l0-21swapper/419:40:154
111391230,0ptp4l0-21swapper/400:15:174
111391230,0ptp4l0-21swapper/400:10:124
111391230,0ptp4l0-21swapper/322:52:133
111391230,0ptp4l0-21swapper/300:00:203
111391230,0ptp4l0-21swapper/222:35:142
111391230,0ptp4l0-21swapper/222:35:142
111391230,0ptp4l0-21swapper/222:18:392
111391230,0ptp4l0-21swapper/219:45:202
111391230,0ptp4l0-21swapper/219:20:162
111391230,0ptp4l0-21swapper/200:27:262
111391230,0ptp4l0-21swapper/122:03:291
111391230,0ptp4l0-21swapper/100:34:031
111391230,0ptp4l0-21swapper/100:01:301
111391230,0ptp4l0-21swapper/023:35:070
111391230,0ptp4l0-21swapper/022:25:150
111391230,0ptp4l0-21swapper/021:35:530
111391230,0ptp4l0-21swapper/021:30:120
111391230,0ptp4l0-21swapper/021:22:400
111391230,0ptp4l0-21swapper/020:50:140
111391230,0ptp4l0-21swapper/020:40:160
111391230,0ptp4l0-21swapper/020:35:110
111391230,0ptp4l0-21swapper/020:30:190
111391230,0ptp4l0-21swapper/020:15:180
111391230,0ptp4l0-21swapper/020:10:150
111391230,0ptp4l0-21swapper/020:00:200
111391230,0ptp4l0-21swapper/020:00:200
111391230,0ptp4l0-21swapper/019:45:110
111391230,0ptp4l0-21swapper/019:25:210
111391230,0ptp4l0-21swapper/019:22:570
111391230,0ptp4l0-21swapper/019:10:130
111391230,0ptp4l0-21swapper/000:05:200
111391230,0ptp4l0-21swapper/000:04:170
111391220,1ptp4l6550-21ssh22:50:080
111391220,0ptp4l27522-21diskmemload22:07:215
111391220,0ptp4l25-21ksoftirqd/121:12:191
111391220,0ptp4l0-21swapper/723:35:217
111391220,0ptp4l0-21swapper/723:18:197
111391220,0ptp4l0-21swapper/722:51:277
111391220,0ptp4l0-21swapper/722:40:117
111391220,0ptp4l0-21swapper/720:38:247
111391220,0ptp4l0-21swapper/623:48:576
111391220,0ptp4l0-21swapper/623:03:486
111391220,0ptp4l0-21swapper/622:50:416
111391220,0ptp4l0-21swapper/622:45:526
111391220,0ptp4l0-21swapper/622:43:396
111391220,0ptp4l0-21swapper/622:31:236
111391220,0ptp4l0-21swapper/622:24:016
111391220,0ptp4l0-21swapper/621:54:346
111391220,0ptp4l0-21swapper/600:26:266
111391220,0ptp4l0-21swapper/600:21:236
111391220,0ptp4l0-21swapper/600:16:436
111391220,0ptp4l0-21swapper/600:02:186
111391220,0ptp4l0-21swapper/523:56:355
111391220,0ptp4l0-21swapper/523:00:465
111391220,0ptp4l0-21swapper/522:46:015
111391220,0ptp4l0-21swapper/522:33:195
111391220,0ptp4l0-21swapper/521:12:235
111391220,0ptp4l0-21swapper/519:55:195
111391220,0ptp4l0-21swapper/519:55:185
111391220,0ptp4l0-21swapper/500:07:195
111391220,0ptp4l0-21swapper/500:02:575
111391220,0ptp4l0-21swapper/421:35:034
111391220,0ptp4l0-21swapper/421:20:014
111391220,0ptp4l0-21swapper/421:05:154
111391220,0ptp4l0-21swapper/421:00:204
111391220,0ptp4l0-21swapper/420:50:174
111391220,0ptp4l0-21swapper/420:40:144
111391220,0ptp4l0-21swapper/420:00:124
111391220,0ptp4l0-21swapper/420:00:124
111391220,0ptp4l0-21swapper/419:45:134
111391220,0ptp4l0-21swapper/419:30:134
111391220,0ptp4l0-21swapper/419:20:134
111391220,0ptp4l0-21swapper/400:35:114
111391220,0ptp4l0-21swapper/400:05:254
111391220,0ptp4l0-21swapper/323:35:183
111391220,0ptp4l0-21swapper/323:18:103
111391220,0ptp4l0-21swapper/322:39:393
111391220,0ptp4l0-21swapper/322:39:393
111391220,0ptp4l0-21swapper/321:27:283
111391220,0ptp4l0-21swapper/300:24:423
111391220,0ptp4l0-21swapper/223:59:122
111391220,0ptp4l0-21swapper/223:48:562
111391220,0ptp4l0-21swapper/223:40:142
111391220,0ptp4l0-21swapper/223:30:572
111391220,0ptp4l0-21swapper/222:02:092
111391220,0ptp4l0-21swapper/221:33:412
111391220,0ptp4l0-21swapper/221:13:042
111391220,0ptp4l0-21swapper/200:19:322
111391220,0ptp4l0-21swapper/200:08:022
111391220,0ptp4l0-21swapper/123:40:401
111391220,0ptp4l0-21swapper/123:36:141
111391220,0ptp4l0-21swapper/123:03:381
111391220,0ptp4l0-21swapper/122:44:231
111391220,0ptp4l0-21swapper/122:30:001
111391220,0ptp4l0-21swapper/122:17:031
111391220,0ptp4l0-21swapper/120:40:101
111391220,0ptp4l0-21swapper/119:55:171
111391220,0ptp4l0-21swapper/119:55:171
111391220,0ptp4l0-21swapper/119:49:031
111391220,0ptp4l0-21swapper/119:25:131
111391220,0ptp4l0-21swapper/100:21:551
111391220,0ptp4l0-21swapper/100:18:041
111391220,0ptp4l0-21swapper/020:25:110
111391220,0ptp4l0-21swapper/020:05:140
111391220,0ptp4l0-21swapper/019:50:130
111391220,0ptp4l0-21swapper/019:40:120
111391210,0ptp4l0-21swapper/721:27:297
111391210,0ptp4l0-21swapper/700:00:147
111391210,0ptp4l0-21swapper/623:56:476
111391210,0ptp4l0-21swapper/623:31:156
111391210,0ptp4l0-21swapper/623:27:086
111391210,0ptp4l0-21swapper/623:15:586
111391210,0ptp4l0-21swapper/623:09:156
111391210,0ptp4l0-21swapper/622:02:126
111391210,0ptp4l0-21swapper/621:58:226
111391210,0ptp4l0-21swapper/621:33:466
111391210,0ptp4l0-21swapper/621:13:056
111391210,0ptp4l0-21swapper/619:45:196
111391210,0ptp4l0-21swapper/619:42:146
111391210,0ptp4l0-21swapper/600:14:336
111391210,0ptp4l0-21swapper/600:07:516
111391210,0ptp4l0-21swapper/523:47:315
111391210,0ptp4l0-21swapper/522:57:055
111391210,0ptp4l0-21swapper/522:43:265
111391210,0ptp4l0-21swapper/522:17:075
111391210,0ptp4l0-21swapper/500:27:175
111391210,0ptp4l0-21swapper/500:23:075
111391210,0ptp4l0-21swapper/500:15:035
111391210,0ptp4l0-21swapper/323:59:573
111391210,0ptp4l0-21swapper/322:57:383
111391210,0ptp4l0-21swapper/223:16:072
111391210,0ptp4l0-21swapper/221:29:322
111391210,0ptp4l0-21swapper/200:21:142
111391210,0ptp4l0-21swapper/123:34:321
111391210,0ptp4l0-21swapper/123:17:441
111391210,0ptp4l0-21swapper/123:10:291
111391210,0ptp4l0-21swapper/123:05:031
111391210,0ptp4l0-21swapper/122:59:261
111391210,0ptp4l0-21swapper/122:53:111
111391210,0ptp4l0-21swapper/122:31:401
111391210,0ptp4l0-21swapper/122:05:461
111391210,0ptp4l0-21swapper/121:58:261
111391210,0ptp4l0-21swapper/121:46:291
111391210,0ptp4l0-21swapper/121:35:071
111391210,0ptp4l0-21swapper/121:20:571
111391210,0ptp4l0-21swapper/121:18:161
111391210,0ptp4l0-21swapper/100:13:221
111391200,0ptp4l0-21swapper/621:49:456
111391200,0ptp4l0-21swapper/621:26:346
111391200,0ptp4l0-21swapper/620:43:236
111391200,0ptp4l0-21swapper/620:10:176
111391200,0ptp4l0-21swapper/523:36:015
111391200,0ptp4l0-21swapper/523:10:595
111391200,0ptp4l0-21swapper/522:00:345
111391200,0ptp4l0-21swapper/521:02:285
111391200,0ptp4l0-21swapper/221:49:472
111391200,0ptp4l0-21swapper/123:56:311
111391200,0ptp4l0-21swapper/123:46:261
111391200,0ptp4l0-21swapper/122:45:091
111391200,0ptp4l0-21swapper/122:37:011
111391200,0ptp4l0-21swapper/122:37:001
111391200,0ptp4l0-21swapper/100:07:451
111391190,0ptp4l0-21swapper/623:53:166
111391190,0ptp4l0-21swapper/619:51:246
111391190,0ptp4l0-21swapper/523:29:025
111391190,0ptp4l0-21swapper/522:28:155
111391190,0ptp4l0-21swapper/521:20:295
111391190,0ptp4l0-21swapper/521:18:145
111391190,0ptp4l0-21swapper/500:37:055
111391190,0ptp4l0-21swapper/221:42:422
111391190,0ptp4l0-21swapper/123:52:321
111391190,0ptp4l0-21swapper/121:33:571
111391190,0ptp4l0-21swapper/120:32:231
111391190,0ptp4l0-21swapper/100:38:011
111391180,0ptp4l0-21swapper/723:28:407
111391180,0ptp4l0-21swapper/523:17:465
111391180,0ptp4l0-21swapper/523:05:065
111391180,0ptp4l0-21swapper/522:51:055
111391180,0ptp4l0-21swapper/521:34:005
111391180,0ptp4l0-21swapper/300:35:433
111391180,0ptp4l0-21swapper/223:53:232
111391180,0ptp4l0-21swapper/222:23:542
111391180,0ptp4l0-21swapper/219:10:142
111391170,0ptp4l0-21swapper/622:18:436
111391170,0ptp4l0-21swapper/620:30:256
111391170,0ptp4l0-21swapper/522:37:005
111391170,0ptp4l0-21swapper/522:37:005
111391170,0ptp4l0-21swapper/519:11:185
111391170,0ptp4l0-21swapper/500:10:365
111391170,0ptp4l0-21swapper/121:50:081
111391170,0ptp4l0-21swapper/121:27:131
111391160,0ptp4l0-21swapper/719:24:217
111391160,0ptp4l0-21swapper/700:00:007
111391160,0ptp4l0-21swapper/621:42:426
111391160,0ptp4l0-21swapper/521:56:545
111391160,0ptp4l0-21swapper/521:45:255
111391160,0ptp4l0-21swapper/520:57:485
111391160,0ptp4l0-21swapper/519:26:165
111391160,0ptp4l0-21swapper/519:21:125
111391160,0ptp4l0-21swapper/519:17:295
111391160,0ptp4l0-21swapper/320:22:113
111391160,0ptp4l0-21swapper/220:55:592
111391160,0ptp4l0-21swapper/220:40:392
111391160,0ptp4l0-21swapper/121:02:281
111391160,0ptp4l0-21swapper/120:58:201
111391160,0ptp4l0-21swapper/120:26:461
111391160,0ptp4l0-21swapper/120:18:531
111391160,0ptp4l0-21swapper/120:05:231
111391160,0ptp4l0-21swapper/119:43:431
111391160,0ptp4l0-21swapper/119:17:271
111391150,0ptp4l57-21ksoftirqd/520:26:495
111391150,0ptp4l0-21swapper/720:08:037
111391150,0ptp4l0-21swapper/621:05:346
111391150,0ptp4l0-21swapper/621:03:006
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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