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2024-04-27 - 09:50
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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 rack5slot2.osadl.org (updated Sat Apr 27, 2024 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
86062195179,11sleep10-21swapper/119:07:561
84942193167,21sleep00-21swapper/019:06:300
65482190172,13sleep30-21swapper/319:05:093
87402183166,12sleep20-21swapper/219:09:412
163282480,1sleep3896299cyclictest23:53:423
145062440,0sleep10-21swapper/123:32:301
99352430,0sleep20-21swapper/223:50:002
74612430,0sleep30-21swapper/322:29:553
225592430,0sleep20-21swapper/219:35:102
181792420,0sleep10-21swapper/121:56:181
288722400,0sleep10-21swapper/121:43:411
894899151,4cyclictest24706-21munin-run19:40:000
89489992,3cyclictest31551-21apt-get22:25:000
89489982,3cyclictest1021-21seq23:25:000
89629961,4cyclictest0-21swapper/319:50:093
89539960,5cyclictest22575-21apt-get21:40:022
89499961,3cyclictest0-21swapper/121:15:101
89489960,6cyclictest0-21swapper/023:56:000
89489960,5cyclictest0-21swapper/023:10:120
89489960,3cyclictest31036-21perf22:05:010
89489960,3cyclictest29644-21apt-get19:50:000
89489960,1cyclictest12710-21taskset22:51:590
17550260,0sleep10-21swapper/122:35:211
89629955,0cyclictest11754-21kworker/3:122:04:043
89629950,5cyclictest0-21swapper/323:34:313
89629950,5cyclictest0-21swapper/322:37:463
89629950,5cyclictest0-21swapper/321:24:273
89629950,4cyclictest0-21swapper/321:40:023
89539950,5cyclictest0-21swapper/222:10:132
89539950,4cyclictest0-21swapper/223:25:122
89499954,1cyclictest0-21swapper/120:06:261
89499952,2cyclictest0-21swapper/121:25:121
89499951,3cyclictest0-21swapper/121:05:131
89499950,5cyclictest0-21swapper/121:54:081
89499950,5cyclictest0-21swapper/100:12:301
89489955,0cyclictest0-21swapper/000:04:000
89489951,4cyclictest24079-21perf22:40:000
89489950,5cyclictest0-21swapper/022:55:540
89489950,5cyclictest0-21swapper/020:25:180
89489950,4cyclictest4807-21diskmemload23:05:100
89489950,4cyclictest0-21swapper/023:45:100
89489950,4cyclictest0-21swapper/000:15:090
7217250,0sleep30-21swapper/300:08:003
89629944,0cyclictest11754-21kworker/3:121:19:193
89629944,0cyclictest11754-21kworker/3:120:56:533
89629943,1cyclictest3092-21df_inode21:05:163
89629942,1cyclictest0-21swapper/320:40:093
89629941,3cyclictest32611-21ssh00:23:523
89629940,4cyclictest4807-21diskmemload23:15:243
89629940,4cyclictest4807-21diskmemload22:08:033
89629940,4cyclictest30089-21apt-get21:25:123
89629940,4cyclictest25631-21perl20:45:143
89629940,4cyclictest0-21swapper/323:42:523
89629940,4cyclictest0-21swapper/323:36:223
89629940,4cyclictest0-21swapper/323:25:013
89629940,4cyclictest0-21swapper/323:07:413
89629940,4cyclictest0-21swapper/322:55:463
89629940,4cyclictest0-21swapper/322:31:303
89629940,4cyclictest0-21swapper/322:17:523
89629940,4cyclictest0-21swapper/321:52:183
89629940,4cyclictest0-21swapper/321:45:123
89629940,4cyclictest0-21swapper/321:10:143
89629940,4cyclictest0-21swapper/320:35:113
89629940,4cyclictest0-21swapper/320:25:163
89629940,4cyclictest0-21swapper/319:59:023
89629940,4cyclictest0-21swapper/319:35:093
89629940,4cyclictest0-21swapper/319:20:113
89629940,4cyclictest0-21swapper/300:11:013
89629940,4cyclictest0-21swapper/300:04:553
89629940,3cyclictest4807-21diskmemload22:12:033
89629940,3cyclictest26569-21sh23:00:213
89629940,3cyclictest24417-21dpkg22:40:003
89629940,3cyclictest17901-21latency_hist00:35:003
89629940,3cyclictest14071-21ssh21:35:033
89629940,3cyclictest11116-21sh22:50:413
89629940,3cyclictest10000-21perl19:10:163
89629940,3cyclictest0-21swapper/320:30:093
89539944,0cyclictest0-21swapper/221:57:282
89539941,2cyclictest0-21swapper/223:35:102
89539940,4cyclictest61-21kswapd022:15:092
89539940,4cyclictest0-21swapper/223:56:462
89539940,4cyclictest0-21swapper/223:15:102
89539940,4cyclictest0-21swapper/222:55:122
89539940,4cyclictest0-21swapper/222:30:122
89539940,4cyclictest0-21swapper/222:05:132
89539940,4cyclictest0-21swapper/222:04:282
89539940,4cyclictest0-21swapper/221:47:552
89539940,4cyclictest0-21swapper/221:35:172
89539940,4cyclictest0-21swapper/221:25:122
89539940,4cyclictest0-21swapper/221:16:272
89539940,4cyclictest0-21swapper/221:13:162
89539940,4cyclictest0-21swapper/219:30:092
89539940,3cyclictest7687-21hddtemp_smartct21:50:172
89539940,3cyclictest31976-21ssh22:25:012
89539940,3cyclictest29905-21cat19:50:002
89539940,3cyclictest27185-21hddtemp_smartct23:40:162
89539940,3cyclictest25672-21ssh23:20:122
89539940,3cyclictest24372-21dpkg22:40:002
89539940,3cyclictest23257-21ntp_states21:20:212
89539940,3cyclictest220-21systemd-journal22:45:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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