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2024-07-27 - 06:53
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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 Jul 27, 2024 00:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31642994545,0cyclictest24213-21diskmemload21:50:241
31647993232,0cyclictest0-21swapper/322:32:273
3164299310,30cyclictest0-21swapper/123:37:371
31647993028,1cyclictest0-21swapper/323:50:193
3164799300,29cyclictest32065-21taskset21:50:593
3164799300,29cyclictest31681-21cron23:35:013
31642993028,1cyclictest24213-21diskmemload21:45:151
3164299300,29cyclictest24213-21diskmemload22:41:181
3164299300,29cyclictest21684-21/usr/sbin/munin22:50:181
31640993030,0cyclictest24213-21diskmemload22:29:360
31640993028,1cyclictest575-21dbus-daemon23:50:000
31640993027,2cyclictest6022-21basename21:25:010
3164099300,30cyclictest16725-21taskset23:52:280
3164099300,29cyclictest5474-21awk23:40:170
3164099300,1cyclictest308-21systemd-journal23:00:010
31647992928,1cyclictest24213-21diskmemload23:35:113
3164799290,28cyclictest24213-21diskmemload22:00:163
3164799290,28cyclictest23063-21munin-run00:00:003
3164799290,28cyclictest19335-21ssh22:46:233
3164799290,28cyclictest16967-21hddtemp_smartct22:10:123
3164799290,28cyclictest0-21swapper/323:42:223
3164799290,28cyclictest0-21swapper/322:15:383
3164799290,28cyclictest0-21swapper/321:15:113
3164799290,28cyclictest0-21swapper/321:10:313
3164799290,28cyclictest0-21swapper/300:37:463
3164799290,1cyclictest575-21dbus-daemon23:05:003
3164799290,1cyclictest24213-21diskmemload22:51:183
31645992929,0cyclictest0-21swapper/223:34:212
31645992928,1cyclictest18882-21memory23:20:202
31645992927,1cyclictest24213-21diskmemload00:10:202
3164599290,29cyclictest5124-1kworker/u9:122:17:142
3164599290,29cyclictest24213-21diskmemload22:12:162
3164599290,28cyclictest24213-21diskmemload23:35:482
3164599290,28cyclictest24213-21diskmemload22:00:012
3164599290,28cyclictest24213-21diskmemload21:21:442
3164599290,28cyclictest24213-21diskmemload00:15:082
3164599290,28cyclictest13156-21apt-get23:15:122
3164599290,28cyclictest12829-21apt-get20:45:112
3164599290,28cyclictest0-21swapper/222:22:112
3164599290,28cyclictest0-21swapper/222:07:552
3164599290,28cyclictest0-21swapper/221:45:052
3164599290,28cyclictest0-21swapper/200:27:302
3164599290,28cyclictest0-21swapper/200:21:242
3164599290,28cyclictest0-21swapper/200:02:342
3164599290,1cyclictest24213-21diskmemload22:49:502
3164599290,1cyclictest24213-21diskmemload22:38:302
3164599290,1cyclictest12773-21cron23:15:012
31642992929,0cyclictest24213-21diskmemload00:16:111
31642992927,1cyclictest22332-21users21:40:231
3164299290,28cyclictest24213-21diskmemload23:55:191
3164299290,28cyclictest24213-21diskmemload23:12:521
3164299290,28cyclictest24213-21diskmemload00:07:441
3164299290,28cyclictest12007-21perf22:40:011
3164299290,28cyclictest0-21swapper/122:32:101
3164299290,28cyclictest0-21swapper/121:31:021
3164299290,28cyclictest0-21swapper/120:25:011
3164299290,0cyclictest0-21swapper/122:26:011
31640992928,1cyclictest24213-21diskmemload23:26:040
31640992928,1cyclictest0-21swapper/023:38:040
31640992928,1cyclictest0-21swapper/022:08:190
31640992928,0cyclictest0-21swapper/020:40:130
31640992927,2cyclictest30048-21kworker/u8:023:33:550
3164099290,28cyclictest24213-21diskmemload23:15:120
3164099290,28cyclictest24213-21diskmemload22:37:240
3164099290,28cyclictest24213-21diskmemload21:49:320
3164099290,28cyclictest24213-21diskmemload21:40:530
3164099290,28cyclictest24213-21diskmemload21:13:080
3164099290,28cyclictest24213-21diskmemload00:00:270
3164099290,28cyclictest0-21swapper/022:41:310
3164099290,28cyclictest0-21swapper/022:32:530
3164099290,28cyclictest0-21swapper/022:11:040
3164099290,28cyclictest0-21swapper/000:20:100
3164099290,28cyclictest0-21swapper/000:11:420
3164099290,1cyclictest24213-21diskmemload23:58:420
3164099290,1cyclictest0-21swapper/000:35:190
3164099290,0cyclictest0-21swapper/023:24:070
31647992828,0cyclictest0-21swapper/323:16:013
31647992828,0cyclictest0-21swapper/323:11:203
31647992828,0cyclictest0-21swapper/321:55:513
31647992828,0cyclictest0-21swapper/320:15:123
31647992828,0cyclictest0-21swapper/300:15:023
31647992827,1cyclictest363-21ssh22:25:583
31647992826,1cyclictest17921-21apt-get23:20:133
3164799280,28cyclictest24213-21diskmemload23:46:023
3164799280,28cyclictest24213-21diskmemload22:20:173
3164799280,28cyclictest24213-21diskmemload00:11:253
3164799280,28cyclictest24213-21diskmemload00:05:083
3164799280,28cyclictest0-21swapper/323:25:353
3164799280,28cyclictest0-21swapper/323:05:433
3164799280,28cyclictest0-21swapper/322:41:063
3164799280,28cyclictest0-21swapper/322:35:143
3164799280,28cyclictest0-21swapper/321:30:583
3164799280,28cyclictest0-21swapper/321:25:573
3164799280,28cyclictest0-21swapper/300:30:103
3164799280,28cyclictest0-21swapper/300:21:103
3164799280,0cyclictest24213-21diskmemload21:44:163
3164799280,0cyclictest0-21swapper/322:56:203
3164799280,0cyclictest0-21swapper/322:05:123
3164799280,0cyclictest0-21swapper/321:48:433
3164799280,0cyclictest0-21swapper/321:36:093
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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