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2025-02-17 - 19:25
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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 highest latencies:
System rack1slot8.osadl.org (updated Mon Feb 17, 2025 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1518199872782,53cyclictest15985-21strings07:10:191
1518099791709,73cyclictest0-21swapper/007:10:200
147672507484,15sleep00-21swapper/007:06:160
1518199480379,75cyclictest31740-21ssh09:18:591
1518099405311,54cyclictest0-21swapper/009:18:580
148382214192,15sleep10-21swapper/107:06:581
151809912314,103cyclictest0-21swapper/012:10:590
151809910219,70cyclictest0-21swapper/009:28:590
216899970,4rtkit-daemon2167-21rtkit-daemon09:21:521
15180999776,15cyclictest0-21swapper/010:31:590
15180999411,76cyclictest0-21swapper/009:47:590
15180999372,15cyclictest0-21swapper/010:57:000
216899860,4rtkit-daemon2167-21rtkit-daemon12:04:410
216899860,4rtkit-daemon2167-21rtkit-daemon09:14:530
216899840,11rtkit-daemon0-21swapper/011:22:300
216899800,4rtkit-daemon2167-21rtkit-daemon10:47:200
216899800,10rtkit-daemon0-21swapper/011:48:461
15181998028,34cyclictest0-21swapper/110:35:581
216899790,5rtkit-daemon2167-21rtkit-daemon11:14:411
216899790,5rtkit-daemon2167-21rtkit-daemon09:34:391
216899790,5rtkit-daemon2167-21rtkit-daemon09:34:381
216899790,4rtkit-daemon2167-21rtkit-daemon12:37:170
15181997940,29cyclictest0-21swapper/109:59:591
216899780,5rtkit-daemon2167-21rtkit-daemon09:23:340
216899780,4rtkit-daemon2167-21rtkit-daemon11:16:501
216899780,4rtkit-daemon2167-21rtkit-daemon08:36:081
216899780,4rtkit-daemon2167-21rtkit-daemon07:55:121
216899780,4rtkit-daemon2167-21rtkit-daemon07:34:311
216899780,4rtkit-daemon2167-21rtkit-daemon07:25:271
216899770,4rtkit-daemon2167-21rtkit-daemon12:09:111
216899770,4rtkit-daemon2167-21rtkit-daemon11:43:161
216899770,4rtkit-daemon2167-21rtkit-daemon11:01:561
216899770,4rtkit-daemon2167-21rtkit-daemon10:53:550
216899770,4rtkit-daemon2167-21rtkit-daemon10:50:401
216899770,4rtkit-daemon2167-21rtkit-daemon10:45:591
216899770,4rtkit-daemon2167-21rtkit-daemon10:43:001
216899770,4rtkit-daemon2167-21rtkit-daemon10:19:041
216899770,4rtkit-daemon2167-21rtkit-daemon10:14:351
216899770,4rtkit-daemon2167-21rtkit-daemon10:05:031
216899770,4rtkit-daemon2167-21rtkit-daemon09:51:391
216899770,4rtkit-daemon2167-21rtkit-daemon09:46:581
216899770,4rtkit-daemon2167-21rtkit-daemon09:36:331
216899770,4rtkit-daemon2167-21rtkit-daemon09:33:290
216899770,4rtkit-daemon2167-21rtkit-daemon09:33:280
216899770,4rtkit-daemon2167-21rtkit-daemon09:29:091
216899770,4rtkit-daemon2167-21rtkit-daemon09:09:031
216899770,4rtkit-daemon2167-21rtkit-daemon09:00:121
216899770,4rtkit-daemon2167-21rtkit-daemon08:58:431
216899770,4rtkit-daemon2167-21rtkit-daemon08:51:221
216899770,4rtkit-daemon2167-21rtkit-daemon08:45:081
216899770,4rtkit-daemon2167-21rtkit-daemon08:41:271
216899770,4rtkit-daemon2167-21rtkit-daemon08:33:221
216899770,4rtkit-daemon2167-21rtkit-daemon08:12:121
216899770,4rtkit-daemon2167-21rtkit-daemon07:35:471
216899770,4rtkit-daemon2167-21rtkit-daemon07:24:261
216899770,3rtkit-daemon2167-21rtkit-daemon11:35:260
216899770,10rtkit-daemon0-21swapper/009:13:071
1518099773,8cyclictest25445-21ssh11:10:120
216899760,4rtkit-daemon2167-21rtkit-daemon12:32:171
216899760,4rtkit-daemon2167-21rtkit-daemon12:25:011
216899760,4rtkit-daemon2167-21rtkit-daemon12:19:361
216899760,4rtkit-daemon2167-21rtkit-daemon12:15:070
216899760,4rtkit-daemon2167-21rtkit-daemon12:11:221
216899760,4rtkit-daemon2167-21rtkit-daemon11:58:361
216899760,4rtkit-daemon2167-21rtkit-daemon11:53:421
216899760,4rtkit-daemon2167-21rtkit-daemon11:36:201
216899760,4rtkit-daemon2167-21rtkit-daemon11:28:410
216899760,4rtkit-daemon2167-21rtkit-daemon11:28:251
216899760,4rtkit-daemon2167-21rtkit-daemon11:21:061
216899760,4rtkit-daemon2167-21rtkit-daemon11:05:351
216899760,4rtkit-daemon2167-21rtkit-daemon10:56:191
216899760,4rtkit-daemon2167-21rtkit-daemon10:26:241
216899760,4rtkit-daemon2167-21rtkit-daemon10:22:401
216899760,4rtkit-daemon2167-21rtkit-daemon10:14:290
216899760,4rtkit-daemon2167-21rtkit-daemon09:43:241
216899760,4rtkit-daemon2167-21rtkit-daemon08:57:520
216899760,4rtkit-daemon2167-21rtkit-daemon08:46:320
216899760,4rtkit-daemon2167-21rtkit-daemon08:34:580
216899760,4rtkit-daemon2167-21rtkit-daemon08:25:570
216899760,4rtkit-daemon2167-21rtkit-daemon08:10:430
216899760,4rtkit-daemon2167-21rtkit-daemon07:51:011
216899760,4rtkit-daemon2167-21rtkit-daemon07:41:311
216899760,4rtkit-daemon2167-21rtkit-daemon07:18:471
216899760,3rtkit-daemon2167-21rtkit-daemon08:25:531
216899760,3rtkit-daemon2167-21rtkit-daemon08:00:561
216899760,3rtkit-daemon2167-21rtkit-daemon07:46:471
216899750,4rtkit-daemon2167-21rtkit-daemon12:21:321
216899750,4rtkit-daemon2167-21rtkit-daemon11:55:070
216899750,4rtkit-daemon2167-21rtkit-daemon10:33:451
216899750,4rtkit-daemon2167-21rtkit-daemon10:15:050
216899750,4rtkit-daemon2167-21rtkit-daemon09:52:230
216899750,4rtkit-daemon2167-21rtkit-daemon09:41:480
216899750,4rtkit-daemon2167-21rtkit-daemon08:21:121
216899750,4rtkit-daemon2167-21rtkit-daemon08:05:471
216899750,4rtkit-daemon2167-21rtkit-daemon07:16:410
216899750,3rtkit-daemon2167-21rtkit-daemon11:30:261
216899750,3rtkit-daemon2167-21rtkit-daemon09:55:490
216899740,4rtkit-daemon2167-21rtkit-daemon11:52:210
216899740,4rtkit-daemon2167-21rtkit-daemon11:46:110
216899740,4rtkit-daemon2167-21rtkit-daemon11:33:250
216899740,4rtkit-daemon2167-21rtkit-daemon10:22:450
216899740,4rtkit-daemon2167-21rtkit-daemon10:08:440
216899740,4rtkit-daemon2167-21rtkit-daemon09:02:430
216899740,4rtkit-daemon2167-21rtkit-daemon08:41:330
216899740,4rtkit-daemon2167-21rtkit-daemon07:50:070
216899740,4rtkit-daemon2167-21rtkit-daemon07:34:370
216899740,3rtkit-daemon2167-21rtkit-daemon09:05:020
1518099742,7cyclictest26183-21diskmemload11:45:000
216899730,4rtkit-daemon2167-21rtkit-daemon08:38:320
216899730,3rtkit-daemon2167-21rtkit-daemon10:39:100
216899730,3rtkit-daemon2167-21rtkit-daemon09:36:390
1518099733,49cyclictest8143-21idleruntime-cro08:20:000
216899720,4rtkit-daemon2167-21rtkit-daemon12:23:020
216899720,3rtkit-daemon2167-21rtkit-daemon08:23:480
1518099724,7cyclictest0-21swapper/012:31:530
216899710,4rtkit-daemon2167-21rtkit-daemon11:07:260
1518099713,8cyclictest4531-21munin-run08:10:000
216899700,4rtkit-daemon2167-21rtkit-daemon12:06:220
1518099702,61cyclictest1427-21runrttasks10:03:180
1518099697,7cyclictest78950irq/46-eth0-tx-10:40:010
1518099692,52cyclictest30457-21latency_hist11:20:010
1518099684,58cyclictest0-21swapper/011:00:230
1518099683,6cyclictest19174-21munin-node08:50:160
1518099682,6cyclictest22377-21latency_hist07:30:010
1518099679,5cyclictest78950irq/46-eth0-tx-10:25:280
1518099675,56cyclictest0-21swapper/008:00:010
1518099672,8cyclictest25990-21munin-run07:40:000
216899660,4rtkit-daemon2167-21rtkit-daemon12:36:061
216899660,3rtkit-daemon2167-21rtkit-daemon10:01:141
1518099655,53cyclictest0-21swapper/007:45:150
1518099653,8cyclictest27789-21idleruntime-cro07:45:010
15180996514,45cyclictest78950irq/46-eth0-tx-12:27:250
1518099642,6cyclictest20577-21latency_hist07:25:020
15181996315,38cyclictest0-21swapper/112:03:591
15181996213,32cyclictest0-21swapper/108:15:591
1518099612,8cyclictest2182-21unixbench_singl08:00:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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