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2024-04-27 - 14:10
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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 rackeslot5.osadl.org (updated Sat Apr 27, 2024 00:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8990995013,19cyclictest13-21ksoftirqd/000:16:310
8990993316,0cyclictest141rcuc/022:02:090
8990993210,4cyclictest0-21swapper/021:50:570
8997993128,2cyclictest18502-21latency_hist21:30:013
899799310,30cyclictest21619-21latency_hist23:20:013
8991993128,2cyclictest24684-21sh23:22:161
8990993129,2cyclictest0-21swapper/023:15:320
8990993128,2cyclictest3099-21ssh21:11:300
899099310,29cyclictest27011-21rm00:35:320
8997993028,1cyclictest29607-21time-dir00:04:123
8997993028,1cyclictest28087-21ssh21:40:013
8997993028,1cyclictest11298-21sh22:31:483
899799300,29cyclictest356-21diskmemload23:46:373
899799300,29cyclictest356-21diskmemload23:42:353
899799300,29cyclictest356-21diskmemload22:01:453
899799300,29cyclictest2512-21apt-get00:10:113
899799300,29cyclictest24330-21sh22:45:453
899799300,29cyclictest23802-21apt-get20:50:123
899799300,29cyclictest21136-21ssh21:30:503
899799300,1cyclictest25139-21apt-get00:35:123
899799300,1cyclictest0-21swapper/322:12:403
899799300,1cyclictest0-21swapper/300:30:223
8993993028,1cyclictest29339-21ssh00:03:452
8993993028,1cyclictest24690-21sh22:46:262
8993993028,1cyclictest18485-21cron21:30:002
8993993028,1cyclictest155132chrt00:24:432
8993993028,1cyclictest0-21swapper/223:32:512
899399300,29cyclictest24001-21ntp_states22:10:192
899399300,29cyclictest22302-21diskmemload23:55:172
899399300,29cyclictest16347-21ssh22:01:462
899399300,29cyclictest0-21swapper/223:08:062
899399300,29cyclictest0-21swapper/222:55:352
899399300,29cyclictest0-21swapper/222:07:312
899399300,29cyclictest0-21swapper/221:39:122
899399300,29cyclictest0-21swapper/221:39:122
899399300,1cyclictest356-21diskmemload21:43:002
899399300,1cyclictest24844-21munin-run00:35:012
899399300,1cyclictest0-21swapper/200:18:382
8991993028,2cyclictest12036-21ssh21:21:141
8991993028,1cyclictest0-21swapper/122:55:441
8991993028,1cyclictest0-21swapper/122:03:121
899199300,29cyclictest356-21diskmemload22:45:401
899199300,29cyclictest356-21diskmemload22:10:051
899199300,29cyclictest356-21diskmemload21:35:231
899199300,29cyclictest356-21diskmemload21:35:231
899199300,29cyclictest356-21diskmemload00:20:271
899199300,29cyclictest25580-21apt-get19:45:091
899199300,29cyclictest0-21swapper/123:56:051
899199300,29cyclictest0-21swapper/123:42:551
899199300,29cyclictest0-21swapper/123:30:201
899199300,29cyclictest0-21swapper/123:25:151
899199300,29cyclictest0-21swapper/123:16:051
899199300,29cyclictest0-21swapper/121:45:141
899199300,29cyclictest0-21swapper/100:26:101
899199300,1cyclictest356-21diskmemload21:16:411
8990993028,1cyclictest0-21swapper/000:31:160
899099300,29cyclictest9808-21apt-get20:20:120
899099300,29cyclictest0-21swapper/023:32:280
899099300,29cyclictest0-21swapper/023:13:310
899099300,29cyclictest0-21swapper/020:55:120
899099300,1cyclictest356-21diskmemload23:23:410
899099300,1cyclictest356-21diskmemload21:41:030
899099300,1cyclictest29915-21ssh00:04:470
899099300,1cyclictest22562-21ssh21:33:340
899099300,1cyclictest12974-21cron22:35:010
899099300,0cyclictest0-21swapper/022:27:230
8997992929,0cyclictest356-21diskmemload23:25:133
8997992929,0cyclictest356-21diskmemload22:25:563
8997992929,0cyclictest0-21swapper/321:47:233
8997992929,0cyclictest0-21swapper/300:08:053
899799290,29cyclictest7299-21ssh21:51:533
899799290,29cyclictest356-21diskmemload23:06:213
899799290,29cyclictest0-21swapper/323:55:393
899799290,29cyclictest0-21swapper/323:51:153
899799290,29cyclictest0-21swapper/323:31:573
899799290,29cyclictest0-21swapper/323:24:293
899799290,29cyclictest0-21swapper/322:17:303
899799290,29cyclictest0-21swapper/321:57:223
899799290,29cyclictest0-21swapper/321:36:323
899799290,29cyclictest0-21swapper/321:36:323
899799290,29cyclictest0-21swapper/321:20:183
899799290,29cyclictest0-21swapper/321:12:053
899799290,28cyclictest13732-21ssh23:10:183
899799290,28cyclictest0-21swapper/322:05:273
899799290,28cyclictest0-21swapper/300:27:093
899799290,1cyclictest6913-21ssh23:02:543
899799290,0cyclictest356-21diskmemload21:15:043
899799290,0cyclictest0-21swapper/323:35:013
899799290,0cyclictest0-21swapper/322:57:243
899799290,0cyclictest0-21swapper/322:50:013
899799290,0cyclictest0-21swapper/322:41:343
899799290,0cyclictest0-21swapper/322:35:013
899799290,0cyclictest0-21swapper/322:22:513
899799290,0cyclictest0-21swapper/300:20:463
8993992928,1cyclictest356-21diskmemload23:15:592
899399290,29cyclictest356-21diskmemload23:45:302
899399290,29cyclictest356-21diskmemload23:25:562
899399290,29cyclictest356-21diskmemload22:51:542
899399290,29cyclictest356-21diskmemload22:30:072
899399290,29cyclictest29652-21seq22:16:242
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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