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2024-05-10 - 03:21
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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 rack1slot3.osadl.org (updated Fri May 10, 2024 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
281546699129,1cyclictest0-21swapper/323:40:103
281546699120,11cyclictest0-21swapper/322:40:113
281546699120,11cyclictest0-21swapper/321:30:123
281546699120,11cyclictest0-21swapper/321:05:113
281546699120,11cyclictest0-21swapper/319:55:123
281546699120,0cyclictest0-21swapper/323:20:113
281546699110,11cyclictest0-21swapper/323:05:133
281546699110,11cyclictest0-21swapper/319:40:113
281546699110,11cyclictest0-21swapper/319:10:143
281546699110,11cyclictest0-21swapper/300:00:003
281546699110,10cyclictest0-21swapper/321:50:123
281546699110,10cyclictest0-21swapper/319:20:113
2815466991010,0cyclictest0-21swapper/321:15:113
2815466991010,0cyclictest0-21swapper/320:45:113
2815466991010,0cyclictest0-21swapper/320:35:013
2815466991010,0cyclictest0-21swapper/320:20:123
281546699100,9cyclictest0-21swapper/321:40:243
281546699100,10cyclictest0-21swapper/323:17:003
281546699100,10cyclictest0-21swapper/321:10:143
281546699100,0cyclictest0-21swapper/300:25:243
28154669999,0cyclictest0-21swapper/322:20:103
28154669999,0cyclictest0-21swapper/320:25:273
28154669999,0cyclictest0-21swapper/320:10:123
28154669999,0cyclictest0-21swapper/319:30:143
28154669990,9cyclictest0-21swapper/322:45:173
28154669988,0cyclictest0-21swapper/321:25:203
28154669988,0cyclictest0-21swapper/300:19:573
28154669980,7cyclictest0-21swapper/323:35:093
13129880,4rtkit-daemon0-21swapper/219:05:362
28154669977,0cyclictest0-21swapper/323:14:493
28154669977,0cyclictest0-21swapper/322:52:493
28154669977,0cyclictest0-21swapper/322:30:013
28154669977,0cyclictest0-21swapper/319:46:073
28154669977,0cyclictest0-21swapper/319:35:123
28154669977,0cyclictest0-21swapper/300:35:243
28154669977,0cyclictest0-21swapper/300:31:413
28154669970,7cyclictest0-21swapper/321:45:203
28154669970,0cyclictest0-21swapper/321:00:213
28154669970,0cyclictest0-21swapper/319:30:003
2814430271,4sleep30-21swapper/319:05:233
28154669966,0cyclictest0-21swapper/322:35:253
28154669966,0cyclictest0-21swapper/322:08:533
28154669965,1cyclictest0-21swapper/323:00:123
28154669960,6cyclictest0-21swapper/321:35:223
28154669960,6cyclictest0-21swapper/321:35:223
2814392262,2sleep10-21swapper/119:05:211
28154669955,0cyclictest0-21swapper/322:30:513
28154669955,0cyclictest0-21swapper/321:57:553
28154669955,0cyclictest0-21swapper/320:40:453
28154669955,0cyclictest0-21swapper/320:00:053
28154669955,0cyclictest0-21swapper/319:15:133
28154669955,0cyclictest0-21swapper/300:15:023
28154669951,2cyclictest0-21swapper/322:15:113
28154669951,2cyclictest0-21swapper/321:20:133
13129850,2rtkit-daemon717-21lldpd22:14:042
28154669944,0cyclictest0-21swapper/323:35:003
28154669944,0cyclictest0-21swapper/323:27:203
28154669944,0cyclictest0-21swapper/322:59:463
28154669944,0cyclictest0-21swapper/320:52:003
28154669944,0cyclictest0-21swapper/320:18:083
28154669944,0cyclictest0-21swapper/320:05:133
28154669944,0cyclictest0-21swapper/300:20:423
28154669944,0cyclictest0-21swapper/300:09:433
28154669944,0cyclictest0-21swapper/300:03:523
28154669940,4cyclictest0-21swapper/320:55:203
28154669940,2cyclictest0-21swapper/322:00:103
2813843241,1sleep00-21swapper/019:05:170
13129840,2rtkit-daemon717-21lldpd22:29:042
13129840,2rtkit-daemon717-21lldpd22:18:542
13129840,2rtkit-daemon717-21lldpd21:28:112
13129840,2rtkit-daemon717-21lldpd21:14:022
13129840,2rtkit-daemon717-21lldpd20:05:012
13129840,2rtkit-daemon538-21systemd-logind23:52:292
13129840,2rtkit-daemon2817480-21munin-node21:20:022
13129840,1rtkit-daemon356-21systemd-journal00:22:192
13129840,1rtkit-daemon2817480-21munin-node20:48:512
13129840,0rtkit-daemon0-21swapper/223:13:412
2889118230,0sleep12889260-21ntpq22:10:201
2877890231,1sleep00-21swapper/021:45:140
2851095230,1sleep22851121-21apt-get20:40:112
2845719230,0sleep10-21swapper/120:25:171
2831517230,1sleep22831543-21apt-get19:50:122
2826708230,0sleep10-21swapper/119:35:231
28154669933,0cyclictest0-21swapper/322:11:153
28154669931,1cyclictest0-21swapper/320:35:143
28154669930,3cyclictest2831546-21chrt19:50:123
28154669930,2cyclictest0-21swapper/323:45:133
13129830,2rtkit-daemon714-21ntpd20:20:202
13129830,2rtkit-daemon617-21gmain20:55:152
13129830,2rtkit-daemon538-21systemd-logind21:07:292
13129830,2rtkit-daemon2817480-21munin-node21:33:142
13129830,2rtkit-daemon2817480-21munin-node20:15:172
13129830,2rtkit-daemon1-21systemd21:45:432
13129830,1rtkit-daemon717-21lldpd22:05:332
13129830,1rtkit-daemon717-21lldpd22:01:432
13129830,1rtkit-daemon717-21lldpd21:39:032
13129830,1rtkit-daemon717-21lldpd21:39:032
13129830,1rtkit-daemon717-21lldpd20:34:542
13129830,1rtkit-daemon717-21lldpd19:45:462
13129830,1rtkit-daemon717-21lldpd19:37:152
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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