You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2024-04-19 - 20:55
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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 Fri Apr 19, 2024 12:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
167222206190,11sleep10-21swapper/107:07:521
168752185168,12sleep00-21swapper/007:09:480
168072184167,12sleep20-21swapper/207:08:572
146682184167,12sleep30-21swapper/307:05:053
291772450,0sleep00-21swapper/010:58:140
170459981,3cyclictest12902-21perf09:10:010
170459980,7cyclictest0-21swapper/010:30:110
170609970,6cyclictest0-21swapper/309:50:103
170459971,3cyclictest607-21sendmail-msp12:20:010
170549965,1cyclictest0-21swapper/212:28:282
170459962,4cyclictest25156-21munin-run07:25:000
170459960,5cyclictest0-21swapper/012:05:100
8809250,0sleep20-21swapper/210:25:342
170549955,0cyclictest31-21ksoftirqd/209:10:012
170549955,0cyclictest19637-21kworker/2:210:39:142
170549955,0cyclictest19637-21kworker/2:209:43:152
170549955,0cyclictest0-21swapper/211:21:242
170549950,5cyclictest61-21kswapd011:45:122
170549950,5cyclictest21861-21ssh11:52:582
170549950,5cyclictest0-21swapper/212:34:002
170549950,5cyclictest0-21swapper/210:30:542
170549950,5cyclictest0-21swapper/209:21:302
170549950,4cyclictest28095-21ssh11:17:022
170549950,4cyclictest0-21swapper/207:30:102
170499954,1cyclictest0-21swapper/110:30:211
170499951,3cyclictest0-21swapper/110:00:111
170499951,2cyclictest0-21swapper/109:20:111
170499950,5cyclictest0-21swapper/109:45:581
170459950,5cyclictest16148-21df08:10:130
170459950,4cyclictest0-21swapper/011:25:090
170459950,3cyclictest2793-21cat07:45:000
932240,0sleep30-21swapper/311:20:203
29353240,0sleep10-21swapper/111:57:281
26847240,0sleep20-21swapper/211:35:522
23166240,0sleep30-21swapper/309:55:053
170609944,0cyclictest0-21swapper/311:27:033
170609941,2cyclictest0-21swapper/307:55:013
170609940,4cyclictest3372-21df_inode07:45:123
170609940,4cyclictest0-21swapper/312:00:173
170609940,4cyclictest0-21swapper/311:50:133
170609940,4cyclictest0-21swapper/311:45:123
170609940,4cyclictest0-21swapper/310:35:113
170609940,4cyclictest0-21swapper/310:25:133
170609940,4cyclictest0-21swapper/310:19:353
170609940,4cyclictest0-21swapper/310:09:313
170609940,4cyclictest0-21swapper/309:38:403
170609940,4cyclictest0-21swapper/309:00:123
170609940,4cyclictest0-21swapper/307:41:533
170609940,3cyclictest7501-21ssh11:05:023
170609940,3cyclictest6274-21rm11:43:393
170609940,3cyclictest29693-21which08:35:203
170609940,3cyclictest27223-21users07:25:223
170609940,3cyclictest24261-21irqstats08:25:163
170609940,3cyclictest23427-21expr07:20:143
170609940,3cyclictest22187-21grep07:15:233
170609940,3cyclictest18817-21sh11:11:063
170609940,3cyclictest17896-21http08:15:013
170609940,3cyclictest17743-21sh09:12:173
170609940,3cyclictest17697-21df07:10:123
170609940,3cyclictest15624-21/usr/sbin/munin08:10:143
170609940,3cyclictest12332-21grep09:05:223
170609940,3cyclictest11528-21chrt09:47:433
170609940,3cyclictest0-21swapper/311:35:113
170609940,3cyclictest0-21swapper/310:30:113
170609940,3cyclictest0-21swapper/308:00:133
170609940,2cyclictest0-21swapper/310:54:223
170609940,1cyclictest17471-21/usr/sbin/munin12:30:213
170549944,0cyclictest31-21ksoftirqd/207:40:002
170549944,0cyclictest19637-21kworker/2:210:05:382
170549944,0cyclictest19637-21kworker/2:208:13:412
170549944,0cyclictest19637-21kworker/2:208:02:292
170549944,0cyclictest0-21swapper/211:41:552
170549944,0cyclictest0-21swapper/211:00:532
170549943,1cyclictest327-21grep10:40:212
170549943,1cyclictest29197-21irqstats08:35:162
170549940,4cyclictest61-21kswapd010:50:122
170549940,4cyclictest14768-21ssh09:50:062
170549940,4cyclictest0-21swapper/212:35:452
170549940,4cyclictest0-21swapper/212:24:482
170549940,4cyclictest0-21swapper/211:59:422
170549940,4cyclictest0-21swapper/211:32:402
170549940,4cyclictest0-21swapper/211:25:092
170549940,4cyclictest0-21swapper/209:25:102
170549940,4cyclictest0-21swapper/209:17:052
170549940,4cyclictest0-21swapper/209:10:122
170549940,4cyclictest0-21swapper/208:30:112
170549940,4cyclictest0-21swapper/208:21:592
170549940,4cyclictest0-21swapper/208:05:092
170549940,4cyclictest0-21swapper/207:13:352
170549940,3cyclictest31523-21dpkg10:00:012
170549940,3cyclictest23764-21latency_hist10:15:002
170549940,3cyclictest23066-21apt-get10:55:012
170549940,3cyclictest19989-21users07:15:012
170549940,3cyclictest16408-21df11:10:122
170549940,3cyclictest10630-21cat08:00:002
170549940,1cyclictest31536-21hddtemp_smartct08:40:142
170549940,0cyclictest12879-21diskmemload09:30:582
170549940,0cyclictest0-21swapper/211:06:242
170499944,0cyclictest0-21swapper/112:22:581
170499944,0cyclictest0-21swapper/111:49:391
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional