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2026-06-02 - 16:02

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 Jun 02, 2026 12:46:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
296562640,0sleep30-21swapper/310:46:193
3016626339,7sleep40-21swapper/407:06:494
3352610,0sleep00-21swapper/010:06:430
3007826140,6sleep70-21swapper/707:05:407
111391610,29ptp4l0-21swapper/107:05:591
68972600,0sleep00-21swapper/008:35:180
111391600,28ptp4l0-21swapper/007:05:540
111391570,5ptp4l0-21swapper/507:07:375
3030125543,7sleep20-21swapper/207:08:322
3029425035,9sleep60-21swapper/607:08:286
2851324837,7sleep30-21swapper/307:05:053
111391370,0ptp4l0-21swapper/410:20:204
111391350,0ptp4l0-21swapper/709:21:147
111391330,0ptp4l0-21swapper/409:35:124
111391320,0ptp4l0-21swapper/412:15:144
111391320,0ptp4l0-21swapper/409:57:114
111391320,0ptp4l0-21swapper/311:45:153
111391320,0ptp4l0-21swapper/012:30:020
111391320,0ptp4l0-21swapper/010:37:160
111391310,2ptp4l0-21swapper/509:59:125
111391310,1ptp4l3174-21sensors10:10:191
111391310,1ptp4l1442-21irqrtprio09:25:150
111391310,0ptp4l0-21swapper/412:24:334
111391310,0ptp4l0-21swapper/410:55:034
111391310,0ptp4l0-21swapper/408:20:094
111391300,3ptp4l0-21swapper/411:36:024
111391300,0ptp4l0-21swapper/412:10:114
111391300,0ptp4l0-21swapper/410:04:524
111391300,0ptp4l0-21swapper/112:30:361
111391300,0ptp4l0-21swapper/011:39:420
111391300,0ptp4l0-21swapper/011:10:150
111391300,0ptp4l0-21swapper/010:45:160
111391300,0ptp4l0-21swapper/010:28:210
111391300,0ptp4l0-21swapper/009:55:190
111391300,0ptp4l0-21swapper/007:20:110
111391290,0ptp4l0-21swapper/409:43:434
111391290,0ptp4l0-21swapper/409:12:164
111391290,0ptp4l0-21swapper/112:10:481
111391290,0ptp4l0-21swapper/111:36:311
111391290,0ptp4l0-21swapper/110:55:181
111391290,0ptp4l0-21swapper/012:26:350
111391290,0ptp4l0-21swapper/010:02:170
111391290,0ptp4l0-21swapper/009:18:200
111391280,1ptp4l9250-21memory09:35:160
111391280,0ptp4l0-21swapper/712:37:407
111391280,0ptp4l0-21swapper/710:00:437
111391280,0ptp4l0-21swapper/411:57:344
111391280,0ptp4l0-21swapper/411:22:424
111391280,0ptp4l0-21swapper/411:13:234
111391280,0ptp4l0-21swapper/411:03:234
111391280,0ptp4l0-21swapper/410:44:484
111391280,0ptp4l0-21swapper/410:34:304
111391280,0ptp4l0-21swapper/410:15:204
111391280,0ptp4l0-21swapper/112:09:431
111391280,0ptp4l0-21swapper/111:55:301
111391280,0ptp4l0-21swapper/111:17:441
111391280,0ptp4l0-21swapper/111:06:031
111391280,0ptp4l0-21swapper/111:06:031
111391280,0ptp4l0-21swapper/111:02:401
111391280,0ptp4l0-21swapper/110:04:131
111391280,0ptp4l0-21swapper/109:15:481
111391280,0ptp4l0-21swapper/010:14:000
111391270,0ptp4l0-21swapper/712:08:157
111391270,0ptp4l0-21swapper/709:59:077
111391270,0ptp4l0-21swapper/412:34:004
111391270,0ptp4l0-21swapper/411:31:214
111391270,0ptp4l0-21swapper/409:31:254
111391270,0ptp4l0-21swapper/409:27:164
111391270,0ptp4l0-21swapper/310:15:463
111391270,0ptp4l0-21swapper/110:07:471
111391270,0ptp4l0-21swapper/108:20:011
111391270,0ptp4l0-21swapper/012:07:340
111391270,0ptp4l0-21swapper/011:24:540
111391270,0ptp4l0-21swapper/009:24:000
111391270,0ptp4l0-21swapper/007:55:160
111391260,0ptp4l0-21swapper/412:39:414
111391260,0ptp4l0-21swapper/412:27:574
111391260,0ptp4l0-21swapper/411:28:394
111391260,0ptp4l0-21swapper/409:16:244
111391260,0ptp4l0-21swapper/311:52:283
111391260,0ptp4l0-21swapper/310:00:543
111391260,0ptp4l0-21swapper/309:21:153
111391260,0ptp4l0-21swapper/112:38:411
111391260,0ptp4l0-21swapper/111:23:321
111391260,0ptp4l0-21swapper/109:33:251
111391260,0ptp4l0-21swapper/011:58:520
111391260,0ptp4l0-21swapper/010:40:440
111391260,0ptp4l0-21swapper/009:00:120
111391260,0ptp4l0-21swapper/007:14:590
111391250,1ptp4l27151-21users12:10:200
111391250,0ptp4l0-21swapper/412:02:414
111391250,0ptp4l0-21swapper/411:16:534
111391250,0ptp4l0-21swapper/411:05:014
111391250,0ptp4l0-21swapper/411:05:014
111391250,0ptp4l0-21swapper/410:51:504
111391250,0ptp4l0-21swapper/410:28:164
111391250,0ptp4l0-21swapper/410:05:414
111391250,0ptp4l0-21swapper/209:20:512
111391250,0ptp4l0-21swapper/112:04:481
111391250,0ptp4l0-21swapper/111:11:301
111391250,0ptp4l0-21swapper/109:50:591
111391250,0ptp4l0-21swapper/011:52:520
111391250,0ptp4l0-21swapper/011:40:150
111391250,0ptp4l0-21swapper/011:35:010
111391250,0ptp4l0-21swapper/010:32:050
111391250,0ptp4l0-21swapper/009:40:150
111391250,0ptp4l0-21swapper/007:50:170
111391240,1ptp4l3832-21hddtemp_smartct11:40:124
111391240,1ptp4l2491-21if_virbr010:10:145
111391240,1ptp4l2380-21munin-run10:55:000
111391240,1ptp4l23414-21unixbench_multi12:05:203
111391240,1ptp4l19846-21smartctl09:05:110
111391240,1ptp4l10585-21cat10:20:180
111391240,0ptp4l401ktimersoftd/312:37:473
111391240,0ptp4l0-21swapper/712:04:057
111391240,0ptp4l0-21swapper/708:34:087
111391240,0ptp4l0-21swapper/612:34:056
111391240,0ptp4l0-21swapper/508:25:215
111391240,0ptp4l0-21swapper/508:25:215
111391240,0ptp4l0-21swapper/409:50:154
111391240,0ptp4l0-21swapper/408:55:214
111391240,0ptp4l0-21swapper/309:58:193
111391240,0ptp4l0-21swapper/308:40:123
111391240,0ptp4l0-21swapper/212:20:112
111391240,0ptp4l0-21swapper/112:21:201
111391240,0ptp4l0-21swapper/109:10:211
111391240,0ptp4l0-21swapper/108:22:301
111391240,0ptp4l0-21swapper/012:38:190
111391240,0ptp4l0-21swapper/012:15:160
111391240,0ptp4l0-21swapper/011:02:180
111391240,0ptp4l0-21swapper/010:55:130
111391240,0ptp4l0-21swapper/009:31:590
111391240,0ptp4l0-21swapper/009:10:160
111391240,0ptp4l0-21swapper/008:52:540
111391240,0ptp4l0-21swapper/008:45:010
111391240,0ptp4l0-21swapper/007:31:420
189822230,0sleep50-21swapper/512:00:145
111391230,1ptp4l802-21ksmtuned08:00:540
111391230,1ptp4l24974-21irqrtprio08:05:154
111391230,1ptp4l18297-21/usr/sbin/munin12:00:130
111391230,0ptp4l6931-21strings07:25:165
111391230,0ptp4l21461-21diskmemload12:25:176
111391230,0ptp4l18363-21missed_timers07:50:174
111391230,0ptp4l15494-21hddtemp_smartct07:45:114
111391230,0ptp4l1438-21cpu07:15:114
111391230,0ptp4l0-21swapper/711:15:467
111391230,0ptp4l0-21swapper/710:52:367
111391230,0ptp4l0-21swapper/710:16:277
111391230,0ptp4l0-21swapper/707:40:177
111391230,0ptp4l0-21swapper/512:05:125
111391230,0ptp4l0-21swapper/511:55:225
111391230,0ptp4l0-21swapper/511:20:175
111391230,0ptp4l0-21swapper/510:55:205
111391230,0ptp4l0-21swapper/510:15:215
111391230,0ptp4l0-21swapper/510:00:115
111391230,0ptp4l0-21swapper/411:50:124
111391230,0ptp4l0-21swapper/410:35:164
111391230,0ptp4l0-21swapper/410:10:154
111391230,0ptp4l0-21swapper/409:20:134
111391230,0ptp4l0-21swapper/408:42:014
111391230,0ptp4l0-21swapper/408:32:144
111391230,0ptp4l0-21swapper/407:35:134
111391230,0ptp4l0-21swapper/407:10:134
111391230,0ptp4l0-21swapper/311:15:133
111391230,0ptp4l0-21swapper/308:35:133
111391230,0ptp4l0-21swapper/307:40:213
111391230,0ptp4l0-21swapper/211:50:352
111391230,0ptp4l0-21swapper/112:29:161
111391230,0ptp4l0-21swapper/111:53:471
111391230,0ptp4l0-21swapper/110:45:431
111391230,0ptp4l0-21swapper/110:15:191
111391230,0ptp4l0-21swapper/108:00:211
111391230,0ptp4l0-21swapper/012:20:150
111391230,0ptp4l0-21swapper/011:25:180
111391230,0ptp4l0-21swapper/011:05:140
111391230,0ptp4l0-21swapper/011:05:140
111391230,0ptp4l0-21swapper/010:15:170
111391230,0ptp4l0-21swapper/009:50:100
111391230,0ptp4l0-21swapper/009:45:110
111391230,0ptp4l0-21swapper/008:55:140
111391230,0ptp4l0-21swapper/008:30:170
111391230,0ptp4l0-21swapper/008:10:180
111391230,0ptp4l0-21swapper/008:05:130
111391230,0ptp4l0-21swapper/007:47:060
111391230,0ptp4l0-21swapper/007:15:010
111391220,3ptp4l0-21swapper/408:15:364
111391220,0ptp4l0-21swapper/711:51:507
111391220,0ptp4l0-21swapper/711:45:117
111391220,0ptp4l0-21swapper/711:44:477
111391220,0ptp4l0-21swapper/710:43:107
111391220,0ptp4l0-21swapper/710:20:127
111391220,0ptp4l0-21swapper/708:40:147
111391220,0ptp4l0-21swapper/708:35:157
111391220,0ptp4l0-21swapper/707:30:217
111391220,0ptp4l0-21swapper/610:09:406
111391220,0ptp4l0-21swapper/512:34:485
111391220,0ptp4l0-21swapper/512:29:145
111391220,0ptp4l0-21swapper/512:11:475
111391220,0ptp4l0-21swapper/511:51:385
111391220,0ptp4l0-21swapper/511:36:075
111391220,0ptp4l0-21swapper/511:30:525
111391220,0ptp4l0-21swapper/511:13:585
111391220,0ptp4l0-21swapper/511:06:045
111391220,0ptp4l0-21swapper/511:06:045
111391220,0ptp4l0-21swapper/511:04:145
111391220,0ptp4l0-21swapper/510:42:585
111391220,0ptp4l0-21swapper/509:51:505
111391220,0ptp4l0-21swapper/509:35:515
111391220,0ptp4l0-21swapper/509:31:385
111391220,0ptp4l0-21swapper/508:45:195
111391220,0ptp4l0-21swapper/507:55:135
111391220,0ptp4l0-21swapper/412:06:174
111391220,0ptp4l0-21swapper/411:50:004
111391220,0ptp4l0-21swapper/410:45:194
111391220,0ptp4l0-21swapper/409:45:164
111391220,0ptp4l0-21swapper/409:05:114
111391220,0ptp4l0-21swapper/409:00:184
111391220,0ptp4l0-21swapper/408:45:014
111391220,0ptp4l0-21swapper/408:10:134
111391220,0ptp4l0-21swapper/408:01:004
111391220,0ptp4l0-21swapper/407:55:164
111391220,0ptp4l0-21swapper/407:34:244
111391220,0ptp4l0-21swapper/407:20:194
111391220,0ptp4l0-21swapper/310:52:303
111391220,0ptp4l0-21swapper/310:20:083
111391220,0ptp4l0-21swapper/307:30:143
111391220,0ptp4l0-21swapper/212:15:182
111391220,0ptp4l0-21swapper/209:37:172
111391220,0ptp4l0-21swapper/209:15:062
111391220,0ptp4l0-21swapper/209:14:082
111391220,0ptp4l0-21swapper/111:30:461
111391220,0ptp4l0-21swapper/111:29:511
111391220,0ptp4l0-21swapper/110:41:031
111391220,0ptp4l0-21swapper/110:32:381
111391220,0ptp4l0-21swapper/110:23:051
111391220,0ptp4l0-21swapper/109:57:361
111391220,0ptp4l0-21swapper/109:49:061
111391220,0ptp4l0-21swapper/109:42:051
111391220,0ptp4l0-21swapper/109:35:481
111391220,0ptp4l0-21swapper/109:27:551
111391220,0ptp4l0-21swapper/109:09:011
111391220,0ptp4l0-21swapper/108:45:181
111391220,0ptp4l0-21swapper/107:10:011
111391220,0ptp4l0-21swapper/011:49:210
111391220,0ptp4l0-21swapper/011:17:400
111391220,0ptp4l0-21swapper/008:45:120
111391220,0ptp4l0-21swapper/008:20:110
111391220,0ptp4l0-21swapper/007:35:150
111391220,0ptp4l0-21swapper/007:28:200
111391210,1ptp4l21461-21diskmemload11:10:557
111391210,0ptp4l0-21swapper/612:11:296
111391210,0ptp4l0-21swapper/611:02:546
111391210,0ptp4l0-21swapper/610:26:526
111391210,0ptp4l0-21swapper/610:10:456
111391210,0ptp4l0-21swapper/609:20:406
111391210,0ptp4l0-21swapper/511:48:385
111391210,0ptp4l0-21swapper/511:29:135
111391210,0ptp4l0-21swapper/511:15:025
111391210,0ptp4l0-21swapper/510:52:175
111391210,0ptp4l0-21swapper/510:45:505
111391210,0ptp4l0-21swapper/510:36:525
111391210,0ptp4l0-21swapper/510:29:105
111391210,0ptp4l0-21swapper/510:23:225
111391210,0ptp4l0-21swapper/510:06:015
111391210,0ptp4l0-21swapper/509:48:005
111391210,0ptp4l0-21swapper/509:42:085
111391210,0ptp4l0-21swapper/509:15:445
111391210,0ptp4l0-21swapper/509:14:225
111391210,0ptp4l0-21swapper/408:50:174
111391210,0ptp4l0-21swapper/311:44:523
111391210,0ptp4l0-21swapper/311:10:503
111391210,0ptp4l0-21swapper/310:43:183
111391210,0ptp4l0-21swapper/212:25:182
111391210,0ptp4l0-21swapper/211:57:252
111391210,0ptp4l0-21swapper/210:08:062
111391210,0ptp4l0-21swapper/112:19:061
111391210,0ptp4l0-21swapper/111:44:381
111391210,0ptp4l0-21swapper/110:51:051
111391210,0ptp4l0-21swapper/110:36:481
111391210,0ptp4l0-21swapper/110:28:561
111391210,0ptp4l0-21swapper/109:00:121
111391210,0ptp4l0-21swapper/108:25:191
111391210,0ptp4l0-21swapper/108:25:181
111391210,0ptp4l0-21swapper/107:55:121
111391210,0ptp4l0-21swapper/107:44:121
111391210,0ptp4l0-21swapper/107:25:461
111391210,0ptp4l0-21swapper/107:17:101
111391210,0ptp4l0-21swapper/008:26:140
111391210,0ptp4l0-21swapper/008:26:130
111391210,0ptp4l0-21swapper/008:15:110
111391200,1ptp4l21461-21diskmemload12:04:533
111391200,0ptp4l41-21ksoftirqd/307:35:533
111391200,0ptp4l0-21swapper/707:29:277
111391200,0ptp4l0-21swapper/611:57:226
111391200,0ptp4l0-21swapper/610:43:446
111391200,0ptp4l0-21swapper/512:38:175
111391200,0ptp4l0-21swapper/512:20:345
111391200,0ptp4l0-21swapper/510:33:245
111391200,0ptp4l0-21swapper/509:28:335
111391200,0ptp4l0-21swapper/509:23:485
111391200,0ptp4l0-21swapper/507:10:545
111391200,0ptp4l0-21swapper/408:37:544
111391200,0ptp4l0-21swapper/408:25:134
111391200,0ptp4l0-21swapper/408:25:124
111391200,0ptp4l0-21swapper/407:44:284
111391200,0ptp4l0-21swapper/308:33:423
111391200,0ptp4l0-21swapper/212:34:042
111391200,0ptp4l0-21swapper/211:24:192
111391200,0ptp4l0-21swapper/210:43:422
111391200,0ptp4l0-21swapper/210:32:472
111391200,0ptp4l0-21swapper/109:23:091
111391200,0ptp4l0-21swapper/107:51:121
111391200,0ptp4l0-21swapper/107:38:281
111391200,0ptp4l0-21swapper/007:43:540
3070499190,18cyclictest0-21swapper/308:49:003
111391190,0ptp4l0-21swapper/611:50:426
111391190,0ptp4l0-21swapper/610:32:506
111391190,0ptp4l0-21swapper/609:15:056
111391190,0ptp4l0-21swapper/609:10:546
111391190,0ptp4l0-21swapper/511:44:405
111391190,0ptp4l0-21swapper/507:15:535
111391190,0ptp4l0-21swapper/310:59:403
111391190,0ptp4l0-21swapper/212:11:352
111391190,0ptp4l0-21swapper/211:34:292
111391190,0ptp4l0-21swapper/211:03:062
111391190,0ptp4l0-21swapper/210:26:522
111391190,0ptp4l0-21swapper/210:11:022
111391190,0ptp4l0-21swapper/111:48:401
111391190,0ptp4l0-21swapper/107:49:241
30732991810,1cyclictest4221-21munin-run09:30:007
16582180,0sleep60-21swapper/612:20:196
111391180,2ptp4l0-21swapper/108:11:211
111391180,0ptp4l0-21swapper/707:11:047
111391180,0ptp4l0-21swapper/612:15:206
111391180,0ptp4l0-21swapper/611:34:326
111391180,0ptp4l0-21swapper/608:11:546
111391180,0ptp4l0-21swapper/108:32:521
111391170,0ptp4l0-21swapper/611:27:276
111391170,0ptp4l0-21swapper/309:51:513
111391170,0ptp4l0-21swapper/210:24:202
3071799160,1cyclictest0-21swapper/508:08:275
200632160,0sleep70-21swapper/707:55:147
111391160,0ptp4l0-21swapper/710:59:427
111391160,0ptp4l0-21swapper/709:51:537
111391160,0ptp4l0-21swapper/611:24:186
111391160,0ptp4l0-21swapper/609:04:556
111391160,0ptp4l0-21swapper/508:36:365
111391160,0ptp4l0-21swapper/508:24:585
111391160,0ptp4l0-21swapper/507:53:565
111391160,0ptp4l0-21swapper/507:49:205
111391160,0ptp4l0-21swapper/507:35:285
111391160,0ptp4l0-21swapper/407:27:264
111391160,0ptp4l0-21swapper/108:56:111
111391160,0ptp4l0-21swapper/108:53:521
111391160,0ptp4l0-21swapper/108:05:021
111391160,0ptp4l0-21swapper/107:31:211
111391160,0ptp4l0-21swapper/107:24:511
30724991513,1cyclictest0-21swapper/610:00:146
111391150,0ptp4l0-21swapper/708:07:567
111391150,0ptp4l0-21swapper/707:36:127
111391150,0ptp4l0-21swapper/707:17:347
111391150,0ptp4l0-21swapper/608:53:376
111391150,0ptp4l0-21swapper/608:47:376
111391150,0ptp4l0-21swapper/608:31:106
111391150,0ptp4l0-21swapper/608:29:116
111391150,0ptp4l0-21swapper/608:29:106
111391150,0ptp4l0-21swapper/607:27:216
111391150,0ptp4l0-21swapper/512:19:465
111391150,0ptp4l0-21swapper/509:05:475
111391150,0ptp4l0-21swapper/509:03:145
111391150,0ptp4l0-21swapper/508:56:125
111391150,0ptp4l0-21swapper/508:53:565
111391150,0ptp4l0-21swapper/508:40:475
111391150,0ptp4l0-21swapper/508:32:195
111391150,0ptp4l0-21swapper/508:19:205
111391150,0ptp4l0-21swapper/508:10:535
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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