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2024-11-21 - 15:46
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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 100 highest latencies:
System rackfslot7.osadl.org (updated Thu Nov 21, 2024 12:46:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16773997637,19cyclictest851ktimers/712:07:297
16773997031,38cyclictest0-21swapper/710:22:357
16766997011,19cyclictest0-21swapper/007:10:330
16773996626,19cyclictest137898rtkit-daemon11:51:227
16773996223,38cyclictest134051-21ntpq10:40:197
16766995920,18cyclictest0-21swapper/008:02:120
1676699580,39cyclictest0-21swapper/011:35:240
16773995618,19cyclictest56108-21munin-run08:20:017
1677399560,15cyclictest0-21swapper/707:55:227
16766995618,19cyclictest178266-21tr12:00:140
16766995615,19cyclictest0-21swapper/011:28:040
16773995517,19cyclictest851ktimers/709:32:457
16773995517,19cyclictest42146-21latency_hist07:55:027
16773995517,19cyclictest113288-21basename10:05:117
16773995514,19cyclictest0-21swapper/707:45:067
16766995517,19cyclictest1105492chrt10:00:120
16766995515,19cyclictest0-21swapper/012:12:080
16766995515,19cyclictest0-21swapper/009:25:520
16766995515,19cyclictest0-21swapper/009:11:200
16766995515,19cyclictest0-21swapper/008:53:080
16766995515,19cyclictest0-21swapper/008:35:080
16766995515,19cyclictest0-21swapper/008:20:070
16766995515,19cyclictest0-21swapper/007:27:050
16766995514,20cyclictest0-21swapper/007:51:350
1676699550,15cyclictest0-21swapper/010:18:140
16773995419,15cyclictest0-21swapper/712:22:337
16773995419,15cyclictest0-21swapper/707:11:127
16773995415,19cyclictest0-21swapper/707:25:167
16766995415,19cyclictest0-21swapper/009:30:080
16766995415,19cyclictest0-21swapper/008:07:080
16766995414,19cyclictest0-21swapper/012:20:360
16766995414,19cyclictest0-21swapper/012:17:440
16766995414,19cyclictest0-21swapper/011:44:190
16766995414,19cyclictest0-21swapper/011:22:360
16766995414,19cyclictest0-21swapper/011:12:200
16766995414,19cyclictest0-21swapper/011:09:040
16766995414,19cyclictest0-21swapper/010:55:520
16766995414,19cyclictest0-21swapper/010:50:560
16766995414,19cyclictest0-21swapper/010:46:000
16766995414,19cyclictest0-21swapper/010:42:520
16766995414,19cyclictest0-21swapper/010:25:440
16766995414,19cyclictest0-21swapper/010:21:480
16766995414,19cyclictest0-21swapper/010:10:280
16766995414,19cyclictest0-21swapper/010:06:320
16766995414,19cyclictest0-21swapper/009:49:040
16766995414,19cyclictest0-21swapper/009:42:480
16766995414,19cyclictest0-21swapper/009:36:120
16766995414,19cyclictest0-21swapper/009:23:280
16766995414,19cyclictest0-21swapper/009:07:480
16766995414,19cyclictest0-21swapper/009:04:200
16766995414,19cyclictest0-21swapper/008:13:560
16766995414,19cyclictest0-21swapper/007:41:510
16766995414,19cyclictest0-21swapper/007:34:130
16766995414,19cyclictest0-21swapper/007:18:010
16773995333,20cyclictest158920-21cat11:25:157
16773995319,15cyclictest0-21swapper/711:17:097
16773995319,15cyclictest0-21swapper/710:04:227
16773995318,15cyclictest0-21swapper/711:42:237
16773995318,15cyclictest0-21swapper/709:37:097
16773995315,19cyclictest30946-21systemd-run07:35:027
16766995314,19cyclictest0-21swapper/011:02:000
16766995314,19cyclictest0-21swapper/010:37:480
16766995314,19cyclictest0-21swapper/009:16:280
16766995314,19cyclictest0-21swapper/008:42:560
16766995313,19cyclictest764-21mta-sts-daemon08:45:560
16766995313,19cyclictest0-21swapper/012:35:400
16766995313,19cyclictest0-21swapper/012:07:040
16766995313,19cyclictest0-21swapper/011:49:080
16766995313,19cyclictest0-21swapper/011:31:480
16766995313,19cyclictest0-21swapper/008:00:000
16766995313,19cyclictest0-21swapper/007:46:040
16766995313,19cyclictest0-21swapper/007:37:050
16766995312,40cyclictest0-21swapper/008:15:080
16773995214,19cyclictest192539-21cat12:25:177
16773995213,19cyclictest0-21swapper/709:05:577
16766995213,19cyclictest0-21swapper/012:28:480
16766995213,19cyclictest0-21swapper/007:20:450
16766995212,19cyclictest0-21swapper/011:18:480
16773995133,18cyclictest0-21swapper/708:23:457
16766995111,19cyclictest0-21swapper/008:34:240
16773995032,18cyclictest187326-21ntpq12:15:217
1677399500,49cyclictest0-21swapper/707:35:157
16769995012,19cyclictest0-21swapper/310:00:153
16773994911,19cyclictest841rcuc/710:25:177
16773994911,19cyclictest0-21swapper/709:20:157
16773994910,39cyclictest1657112sleep711:37:097
16769994930,19cyclictest0-21swapper/312:35:143
16769994911,19cyclictest0-21swapper/308:25:153
1676699499,19cyclictest0-21swapper/009:53:440
1677399489,19cyclictest0-21swapper/708:53:377
16773994830,18cyclictest0-21swapper/710:33:257
1677099489,20cyclictest0-21swapper/407:35:174
16769994810,19cyclictest0-21swapper/311:30:153
16773994729,18cyclictest0-21swapper/711:02:377
16773994728,19cyclictest0-21swapper/707:21:527
1676999479,19cyclictest0-21swapper/309:40:153
16773994627,19cyclictest0-21swapper/712:02:137
1677099457,38cyclictest0-21swapper/410:50:154
16770994527,18cyclictest0-21swapper/412:05:154
1677399446,19cyclictest678-21dbus-daemon08:50:017
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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