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2026-05-08 - 07:10

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 Fri May 08, 2026 00:46:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
111391620,31ptp4l0-21swapper/219:09:322
111391610,4ptp4l0-21swapper/519:05:165
111391610,30ptp4l0-21swapper/019:09:510
34632600,0sleep40-21swapper/423:13:564
146642600,0sleep30-21swapper/323:29:093
111391580,5ptp4l0-21swapper/119:06:211
279052570,0sleep30-21swapper/323:45:193
1664025745,7sleep70-21swapper/719:09:147
1651125333,6sleep60-21swapper/619:07:366
1639325332,7sleep30-21swapper/319:06:053
1641425241,6sleep40-21swapper/419:06:234
111391340,0ptp4l0-21swapper/423:15:174
111391320,0ptp4l0-21swapper/423:45:184
111391310,0ptp4l0-21swapper/422:17:484
111391310,0ptp4l0-21swapper/422:17:484
111391310,0ptp4l0-21swapper/421:55:184
111391310,0ptp4l0-21swapper/122:11:441
111391310,0ptp4l0-21swapper/023:50:370
111391310,0ptp4l0-21swapper/022:25:180
111391310,0ptp4l0-21swapper/021:55:120
111391300,0ptp4l0-21swapper/422:13:364
111391300,0ptp4l0-21swapper/400:39:244
111391300,0ptp4l0-21swapper/400:17:564
111391300,0ptp4l0-21swapper/123:59:071
111391300,0ptp4l0-21swapper/022:32:390
111391300,0ptp4l0-21swapper/021:40:200
111391300,0ptp4l0-21swapper/020:00:120
111391300,0ptp4l0-21swapper/019:40:200
111391300,0ptp4l0-21swapper/019:40:200
111391290,3ptp4l0-21swapper/000:30:210
111391290,0ptp4l0-21swapper/523:48:235
111391290,0ptp4l0-21swapper/522:50:405
111391290,0ptp4l0-21swapper/500:25:055
111391290,0ptp4l0-21swapper/423:42:114
111391290,0ptp4l0-21swapper/423:03:364
111391290,0ptp4l0-21swapper/422:35:164
111391290,0ptp4l0-21swapper/422:27:484
111391290,0ptp4l0-21swapper/022:50:170
111391280,5ptp4l0-21swapper/400:12:564
111391280,2ptp4l0-21swapper/500:37:285
111391280,0ptp4l0-21swapper/521:41:125
111391280,0ptp4l0-21swapper/421:34:014
111391280,0ptp4l0-21swapper/421:13:424
111391280,0ptp4l0-21swapper/023:32:190
111391280,0ptp4l0-21swapper/021:15:310
111391280,0ptp4l0-21swapper/019:20:160
111391270,2ptp4l0-21swapper/022:39:410
111391270,1ptp4l18787-21kernelversion22:50:164
111391270,0ptp4l0-21swapper/721:45:367
111391270,0ptp4l0-21swapper/522:06:035
111391270,0ptp4l0-21swapper/521:54:135
111391270,0ptp4l0-21swapper/423:34:544
111391270,0ptp4l0-21swapper/419:30:164
111391270,0ptp4l0-21swapper/400:09:054
111391270,0ptp4l0-21swapper/122:29:031
111391270,0ptp4l0-21swapper/100:23:581
111391270,0ptp4l0-21swapper/023:48:580
111391270,0ptp4l0-21swapper/023:08:260
111391270,0ptp4l0-21swapper/021:46:290
111391260,3ptp4l0-21swapper/523:33:295
111391260,2ptp4l0-21swapper/422:00:484
111391260,0ptp4l0-21swapper/521:28:355
111391260,0ptp4l0-21swapper/423:24:534
111391260,0ptp4l0-21swapper/422:20:124
111391260,0ptp4l0-21swapper/421:48:364
111391260,0ptp4l0-21swapper/420:52:374
111391260,0ptp4l0-21swapper/400:32:594
111391260,0ptp4l0-21swapper/300:11:473
111391260,0ptp4l0-21swapper/122:50:481
111391260,0ptp4l0-21swapper/122:16:441
111391260,0ptp4l0-21swapper/122:16:431
111391260,0ptp4l0-21swapper/121:50:021
111391260,0ptp4l0-21swapper/121:16:301
111391260,0ptp4l0-21swapper/023:35:230
111391260,0ptp4l0-21swapper/023:14:290
111391260,0ptp4l0-21swapper/022:48:500
111391260,0ptp4l0-21swapper/022:42:080
111391260,0ptp4l0-21swapper/021:50:180
111391260,0ptp4l0-21swapper/000:29:540
111391260,0ptp4l0-21swapper/000:20:560
111391260,0ptp4l0-21swapper/000:16:520
111391250,8ptp4l0-21swapper/200:36:092
111391250,1ptp4l19189-21latency_hist21:25:001
111391250,0ptp4l0-21swapper/522:40:185
111391250,0ptp4l0-21swapper/423:26:194
111391250,0ptp4l0-21swapper/422:07:464
111391250,0ptp4l0-21swapper/420:55:124
111391250,0ptp4l0-21swapper/420:00:124
111391250,0ptp4l0-21swapper/220:10:112
111391250,0ptp4l0-21swapper/123:31:331
111391250,0ptp4l0-21swapper/121:37:231
111391250,0ptp4l0-21swapper/120:44:591
111391250,0ptp4l0-21swapper/120:05:181
111391250,0ptp4l0-21swapper/022:55:300
111391250,0ptp4l0-21swapper/022:19:220
111391250,0ptp4l0-21swapper/022:19:220
111391250,0ptp4l0-21swapper/022:01:170
111391250,0ptp4l0-21swapper/021:32:580
111391240,3ptp4l0-21swapper/000:12:440
111391240,1ptp4l6735-21cat22:35:004
111391240,1ptp4l6445-21df_inode21:50:124
111391240,1ptp4l5740-21munin-run21:50:001
111391240,1ptp4l30172-21if_err_enp0s2500:35:160
111391240,1ptp4l28569-21df_inode22:20:110
111391240,1ptp4l26537-21ps23:00:185
111391240,1ptp4l19520-21sh19:15:004
111391240,1ptp4l18287-21smart_sda19:10:200
111391240,1ptp4l17723-21grep20:20:101
111391240,1ptp4l14614-21hddtemp_smartct22:45:131
111391240,1ptp4l11259-21irqstats22:40:151
111391240,0ptp4l0-21swapper/723:54:037
111391240,0ptp4l0-21swapper/523:29:185
111391240,0ptp4l0-21swapper/523:13:395
111391240,0ptp4l0-21swapper/522:10:165
111391240,0ptp4l0-21swapper/520:05:185
111391240,0ptp4l0-21swapper/500:20:185
111391240,0ptp4l0-21swapper/421:29:254
111391240,0ptp4l0-21swapper/123:46:181
111391240,0ptp4l0-21swapper/123:41:261
111391240,0ptp4l0-21swapper/120:50:161
111391240,0ptp4l0-21swapper/023:25:060
111391240,0ptp4l0-21swapper/022:10:200
111391240,0ptp4l0-21swapper/022:09:550
111391240,0ptp4l0-21swapper/021:21:390
111391240,0ptp4l0-21swapper/021:15:000
111391240,0ptp4l0-21swapper/020:10:120
111391230,3ptp4l0-21swapper/519:45:455
111391230,1ptp4l733-21dbus-daemon21:30:000
111391230,1ptp4l5428-21ptp4l23:15:180
111391230,1ptp4l28956-21irqstats22:20:151
111391230,0ptp4l12615-21strings23:25:191
111391230,0ptp4l0-21swapper/723:19:317
111391230,0ptp4l0-21swapper/522:28:265
111391230,0ptp4l0-21swapper/522:20:155
111391230,0ptp4l0-21swapper/521:00:195
111391230,0ptp4l0-21swapper/520:45:135
111391230,0ptp4l0-21swapper/520:15:215
111391230,0ptp4l0-21swapper/519:55:195
111391230,0ptp4l0-21swapper/519:35:165
111391230,0ptp4l0-21swapper/519:35:155
111391230,0ptp4l0-21swapper/500:05:115
111391230,0ptp4l0-21swapper/500:00:225
111391230,0ptp4l0-21swapper/423:59:424
111391230,0ptp4l0-21swapper/423:50:064
111391230,0ptp4l0-21swapper/423:35:144
111391230,0ptp4l0-21swapper/423:07:364
111391230,0ptp4l0-21swapper/422:45:164
111391230,0ptp4l0-21swapper/422:42:344
111391230,0ptp4l0-21swapper/421:35:024
111391230,0ptp4l0-21swapper/421:20:034
111391230,0ptp4l0-21swapper/421:15:204
111391230,0ptp4l0-21swapper/420:33:454
111391230,0ptp4l0-21swapper/420:10:174
111391230,0ptp4l0-21swapper/419:45:134
111391230,0ptp4l0-21swapper/419:25:134
111391230,0ptp4l0-21swapper/400:01:394
111391230,0ptp4l0-21swapper/323:53:363
111391230,0ptp4l0-21swapper/321:45:193
111391230,0ptp4l0-21swapper/220:30:152
111391230,0ptp4l0-21swapper/123:00:121
111391230,0ptp4l0-21swapper/122:31:301
111391230,0ptp4l0-21swapper/121:31:521
111391230,0ptp4l0-21swapper/121:05:121
111391230,0ptp4l0-21swapper/120:55:131
111391230,0ptp4l0-21swapper/120:15:131
111391230,0ptp4l0-21swapper/119:35:121
111391230,0ptp4l0-21swapper/119:35:121
111391230,0ptp4l0-21swapper/100:38:271
111391230,0ptp4l0-21swapper/100:25:151
111391230,0ptp4l0-21swapper/100:05:181
111391230,0ptp4l0-21swapper/100:00:211
111391230,0ptp4l0-21swapper/023:40:130
111391230,0ptp4l0-21swapper/021:35:190
111391230,0ptp4l0-21swapper/021:00:110
111391230,0ptp4l0-21swapper/020:35:120
111391230,0ptp4l0-21swapper/020:30:150
111391230,0ptp4l0-21swapper/020:25:210
111391230,0ptp4l0-21swapper/019:50:120
111391230,0ptp4l0-21swapper/019:45:140
111391230,0ptp4l0-21swapper/019:30:110
111391230,0ptp4l0-21swapper/019:15:160
111391220,1ptp4l1698299cyclictest23:11:131
111391220,0ptp4l7728-21diskmemload22:40:542
111391220,0ptp4l0-21swapper/723:55:177
111391220,0ptp4l0-21swapper/723:20:007
111391220,0ptp4l0-21swapper/623:49:056
111391220,0ptp4l0-21swapper/600:02:556
111391220,0ptp4l0-21swapper/523:59:065
111391220,0ptp4l0-21swapper/523:40:115
111391220,0ptp4l0-21swapper/523:38:535
111391220,0ptp4l0-21swapper/523:06:155
111391220,0ptp4l0-21swapper/523:00:005
111391220,0ptp4l0-21swapper/522:31:335
111391220,0ptp4l0-21swapper/522:16:425
111391220,0ptp4l0-21swapper/522:16:425
111391220,0ptp4l0-21swapper/522:04:465
111391220,0ptp4l0-21swapper/521:55:015
111391220,0ptp4l0-21swapper/521:39:375
111391220,0ptp4l0-21swapper/521:31:125
111391220,0ptp4l0-21swapper/521:20:195
111391220,0ptp4l0-21swapper/521:19:065
111391220,0ptp4l0-21swapper/521:05:205
111391220,0ptp4l0-21swapper/520:55:145
111391220,0ptp4l0-21swapper/520:50:205
111391220,0ptp4l0-21swapper/520:45:005
111391220,0ptp4l0-21swapper/520:20:155
111391220,0ptp4l0-21swapper/519:40:115
111391220,0ptp4l0-21swapper/519:40:115
111391220,0ptp4l0-21swapper/519:35:005
111391220,0ptp4l0-21swapper/519:10:125
111391220,0ptp4l0-21swapper/500:10:135
111391220,0ptp4l0-21swapper/422:55:164
111391220,0ptp4l0-21swapper/421:40:154
111391220,0ptp4l0-21swapper/421:00:164
111391220,0ptp4l0-21swapper/420:40:114
111391220,0ptp4l0-21swapper/420:35:144
111391220,0ptp4l0-21swapper/420:25:134
111391220,0ptp4l0-21swapper/419:50:144
111391220,0ptp4l0-21swapper/419:40:184
111391220,0ptp4l0-21swapper/419:40:184
111391220,0ptp4l0-21swapper/419:38:494
111391220,0ptp4l0-21swapper/419:38:494
111391220,0ptp4l0-21swapper/419:20:144
111391220,0ptp4l0-21swapper/419:10:224
111391220,0ptp4l0-21swapper/400:27:204
111391220,0ptp4l0-21swapper/400:24:264
111391220,0ptp4l0-21swapper/323:55:233
111391220,0ptp4l0-21swapper/323:20:113
111391220,0ptp4l0-21swapper/223:24:032
111391220,0ptp4l0-21swapper/222:47:312
111391220,0ptp4l0-21swapper/222:27:542
111391220,0ptp4l0-21swapper/222:23:462
111391220,0ptp4l0-21swapper/222:18:192
111391220,0ptp4l0-21swapper/222:18:182
111391220,0ptp4l0-21swapper/222:01:572
111391220,0ptp4l0-21swapper/221:48:022
111391220,0ptp4l0-21swapper/200:02:552
111391220,0ptp4l0-21swapper/123:38:581
111391220,0ptp4l0-21swapper/123:06:061
111391220,0ptp4l0-21swapper/122:59:031
111391220,0ptp4l0-21swapper/122:04:021
111391220,0ptp4l0-21swapper/121:57:021
111391220,0ptp4l0-21swapper/121:41:081
111391220,0ptp4l0-21swapper/121:25:021
111391220,0ptp4l0-21swapper/121:11:281
111391220,0ptp4l0-21swapper/120:45:121
111391220,0ptp4l0-21swapper/119:55:161
111391220,0ptp4l0-21swapper/119:50:191
111391220,0ptp4l0-21swapper/119:48:031
111391220,0ptp4l0-21swapper/119:40:121
111391220,0ptp4l0-21swapper/119:40:121
111391220,0ptp4l0-21swapper/100:19:051
111391220,0ptp4l0-21swapper/023:21:100
111391220,0ptp4l0-21swapper/023:01:070
111391220,0ptp4l0-21swapper/021:05:510
111391220,0ptp4l0-21swapper/020:50:140
111391220,0ptp4l0-21swapper/020:43:580
111391220,0ptp4l0-21swapper/019:35:170
111391220,0ptp4l0-21swapper/019:35:170
111391220,0ptp4l0-21swapper/000:06:250
111391220,0ptp4l0-21swapper/000:02:420
111391210,0ptp4l0-21swapper/723:45:367
111391210,0ptp4l0-21swapper/622:27:516
111391210,0ptp4l0-21swapper/621:43:516
111391210,0ptp4l0-21swapper/620:30:196
111391210,0ptp4l0-21swapper/600:36:116
111391210,0ptp4l0-21swapper/600:25:396
111391210,0ptp4l0-21swapper/522:45:515
111391210,0ptp4l0-21swapper/522:36:075
111391210,0ptp4l0-21swapper/521:46:195
111391210,0ptp4l0-21swapper/519:50:195
111391210,0ptp4l0-21swapper/420:46:274
111391210,0ptp4l0-21swapper/323:19:373
111391210,0ptp4l0-21swapper/223:59:462
111391210,0ptp4l0-21swapper/223:49:022
111391210,0ptp4l0-21swapper/223:40:552
111391210,0ptp4l0-21swapper/222:55:352
111391210,0ptp4l0-21swapper/221:43:552
111391210,0ptp4l0-21swapper/200:34:272
111391210,0ptp4l0-21swapper/200:25:372
111391210,0ptp4l0-21swapper/200:19:082
111391210,0ptp4l0-21swapper/122:36:161
111391210,0ptp4l0-21swapper/122:06:291
111391210,0ptp4l0-21swapper/121:01:061
111391210,0ptp4l0-21swapper/120:00:191
111391210,0ptp4l0-21swapper/119:21:411
111391210,0ptp4l0-21swapper/100:32:261
111391210,0ptp4l0-21swapper/100:10:121
111391210,0ptp4l0-21swapper/023:56:030
111391210,0ptp4l0-21swapper/020:20:230
111391210,0ptp4l0-21swapper/019:25:150
111391200,2ptp4l0-21swapper/420:21:134
111391200,0ptp4l0-21swapper/721:44:587
111391200,0ptp4l0-21swapper/700:11:407
111391200,0ptp4l0-21swapper/623:59:526
111391200,0ptp4l0-21swapper/622:55:426
111391200,0ptp4l0-21swapper/622:47:286
111391200,0ptp4l0-21swapper/622:02:096
111391200,0ptp4l0-21swapper/620:41:426
111391200,0ptp4l0-21swapper/620:22:256
111391200,0ptp4l0-21swapper/619:45:006
111391200,0ptp4l0-21swapper/619:45:006
111391200,0ptp4l0-21swapper/600:20:586
111391200,0ptp4l0-21swapper/521:12:055
111391200,0ptp4l0-21swapper/520:38:065
111391200,0ptp4l0-21swapper/519:27:145
111391200,0ptp4l0-21swapper/500:30:315
111391200,0ptp4l0-21swapper/500:15:575
111391200,0ptp4l0-21swapper/421:09:224
111391200,0ptp4l0-21swapper/420:18:004
111391200,0ptp4l0-21swapper/420:06:064
111391200,0ptp4l0-21swapper/419:59:364
111391200,0ptp4l0-21swapper/321:44:523
111391200,0ptp4l0-21swapper/223:37:372
111391200,0ptp4l0-21swapper/223:10:452
111391200,0ptp4l0-21swapper/221:15:082
111391200,0ptp4l0-21swapper/120:36:061
111391200,0ptp4l0-21swapper/020:06:570
111391200,0ptp4l0-21swapper/019:56:400
111391190,0ptp4l0-21swapper/623:41:056
111391190,0ptp4l0-21swapper/623:33:596
111391190,0ptp4l0-21swapper/623:23:426
111391190,0ptp4l0-21swapper/622:37:016
111391190,0ptp4l0-21swapper/600:34:256
111391190,0ptp4l0-21swapper/600:19:196
111391190,0ptp4l0-21swapper/520:00:185
111391190,0ptp4l0-21swapper/223:34:052
111391190,0ptp4l0-21swapper/200:20:562
111391190,0ptp4l0-21swapper/123:23:231
111391190,0ptp4l0-21swapper/119:27:001
111391190,0ptp4l0-21swapper/119:18:061
111391190,0ptp4l0-21swapper/020:55:010
111391190,0ptp4l0-21swapper/020:49:010
111391180,0ptp4l0-21swapper/622:40:536
111391180,0ptp4l0-21swapper/621:47:576
111391180,0ptp4l0-21swapper/621:15:096
111391180,0ptp4l0-21swapper/600:13:286
111391180,0ptp4l0-21swapper/222:37:032
111391180,0ptp4l0-21swapper/219:43:552
111391180,0ptp4l0-21swapper/219:43:552
111391180,0ptp4l0-21swapper/200:13:212
111391180,0ptp4l0-21swapper/119:34:561
111391170,0ptp4l0-21swapper/619:34:076
111391170,0ptp4l0-21swapper/319:48:383
111391170,0ptp4l0-21swapper/119:10:131
324872160,0sleep6631rcuc/620:50:196
1701699160,1cyclictest0-21swapper/620:55:136
111391160,0ptp4l0-21swapper/623:35:056
111391160,0ptp4l0-21swapper/523:20:495
111391160,0ptp4l0-21swapper/520:13:075
111391160,0ptp4l0-21swapper/519:20:565
111391160,0ptp4l0-21swapper/120:26:291
111391160,0ptp4l0-21swapper/020:19:170
111391150,0ptp4l0-21swapper/719:48:177
111391150,0ptp4l0-21swapper/622:18:116
111391150,0ptp4l0-21swapper/622:18:116
111391150,0ptp4l0-21swapper/621:08:246
111391150,0ptp4l0-21swapper/619:57:336
111391150,0ptp4l0-21swapper/520:34:235
111391150,0ptp4l0-21swapper/520:26:355
111391150,0ptp4l0-21swapper/519:16:115
111391150,0ptp4l0-21swapper/222:07:502
111391150,0ptp4l0-21swapper/221:08:262
111391150,0ptp4l0-21swapper/220:51:212
111391150,0ptp4l0-21swapper/220:41:412
111391150,0ptp4l0-21swapper/220:29:162
111391150,0ptp4l0-21swapper/220:20:432
111391150,0ptp4l0-21swapper/220:01:202
111391150,0ptp4l0-21swapper/219:49:452
111391150,0ptp4l0-21swapper/120:32:241
111391150,0ptp4l0-21swapper/120:10:551
111391140,0ptp4l0-21swapper/623:10:436
111391140,0ptp4l0-21swapper/622:23:446
111391140,0ptp4l0-21swapper/620:37:186
111391140,0ptp4l0-21swapper/620:29:166
111391140,0ptp4l0-21swapper/620:00:566
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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