You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-01-18 - 12:41
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 Sat Jan 18, 2025 00:44:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
133042196180,11sleep10-21swapper/119:08:241
133572194178,12sleep00-21swapper/019:09:030
131422194177,12sleep30-21swapper/319:06:163
133862170154,12sleep20-21swapper/219:09:252
82282420,0sleep10-21swapper/123:24:051
85292410,0sleep10-21swapper/122:50:151
159172410,0sleep00-21swapper/021:46:400
249362120,0sleep041ktimersoftd/021:34:460
1360499102,4cyclictest19169-21munin-run21:15:010
14614290,0sleep20-21swapper/222:36:052
13029280,0sleep30-21swapper/322:01:073
136049971,3cyclictest29323-21sendmail-msp21:20:010
136049960,3cyclictest22147-21cron23:15:000
136049960,3cyclictest15297-21munin-run23:45:000
136049960,3cyclictest14211-21sh20:15:000
3610250,0sleep10-21swapper/119:50:231
136149955,0cyclictest16174-21kworker/3:220:52:283
136149955,0cyclictest16174-21kworker/3:219:22:553
136149955,0cyclictest0-21swapper/323:44:323
136149950,4cyclictest32641-21apt-get23:20:113
136149950,3cyclictest17355-21ssh23:46:113
136099955,0cyclictest9030-21diskmemload23:14:512
136099955,0cyclictest0-21swapper/221:55:332
136099955,0cyclictest0-21swapper/221:24:252
136099950,5cyclictest0-21swapper/221:36:122
136099950,5cyclictest0-21swapper/200:06:122
136099950,0cyclictest0-21swapper/221:12:022
136059955,0cyclictest0-21swapper/121:37:251
136059951,2cyclictest0-21swapper/121:55:101
136059950,5cyclictest0-21swapper/122:40:501
136049955,0cyclictest3-21ksoftirqd/020:00:000
136049950,5cyclictest0-21swapper/023:57:080
136049950,5cyclictest0-21swapper/000:20:240
136049950,4cyclictest9272-21munin-run20:05:000
136049950,4cyclictest3105-21ntp_states20:55:150
136049950,4cyclictest0-21swapper/022:00:120
136049950,4cyclictest0-21swapper/021:35:120
136049950,4cyclictest0-21swapper/019:45:120
2613240,0sleep00-21swapper/000:30:030
18410240,0sleep20-21swapper/221:48:152
14025240,0sleep10-21swapper/100:18:231
136149944,0cyclictest0-21swapper/323:34:303
136149944,0cyclictest0-21swapper/300:25:343
136149944,0cyclictest0-21swapper/300:03:013
136149943,1cyclictest27372-21diskstats20:40:133
136149943,1cyclictest26712-21grep20:39:593
136149942,1cyclictest3585-21sed20:55:183
136149941,3cyclictest30997-21snmpd22:41:243
136149941,2cyclictest16223-21/usr/sbin/munin21:30:093
136149940,4cyclictest9030-21diskmemload23:55:113
136149940,4cyclictest7159-21ssh23:06:513
136149940,4cyclictest5765-21ssh21:40:283
136149940,4cyclictest19413-21apt-get20:25:113
136149940,4cyclictest1210-21ssh22:30:063
136149940,4cyclictest0-21swapper/323:50:073
136149940,4cyclictest0-21swapper/323:39:053
136149940,4cyclictest0-21swapper/323:25:323
136149940,4cyclictest0-21swapper/322:55:083
136149940,4cyclictest0-21swapper/322:28:103
136149940,4cyclictest0-21swapper/322:15:123
136149940,4cyclictest0-21swapper/322:10:503
136149940,4cyclictest0-21swapper/321:35:313
136149940,4cyclictest0-21swapper/321:20:493
136149940,4cyclictest0-21swapper/321:15:123
136149940,4cyclictest0-21swapper/321:05:113
136149940,4cyclictest0-21swapper/320:05:103
136149940,4cyclictest0-21swapper/319:55:013
136149940,4cyclictest0-21swapper/319:40:113
136149940,4cyclictest0-21swapper/300:34:563
136149940,4cyclictest0-21swapper/300:20:103
136149940,4cyclictest0-21swapper/300:07:083
136149940,3cyclictest9715-21ssh00:15:393
136149940,3cyclictest9659-21munin-node21:10:163
136149940,3cyclictest882-21ssh22:46:293
136149940,3cyclictest31805-21chrt19:45:003
136149940,3cyclictest30997-21snmpd23:00:113
136149940,3cyclictest30997-21snmpd19:54:133
136149940,3cyclictest24241-21date20:35:003
136149940,3cyclictest23845-21sshd19:26:133
136149940,3cyclictest23414-21perl23:15:123
136149940,3cyclictest19481-21ssh22:05:023
136149940,3cyclictest17140-21ssh23:11:493
136149940,3cyclictest16957-21apt19:15:113
136149940,3cyclictest15342-21ssh22:20:033
136149940,3cyclictest15120-21ssh21:46:103
136149940,3cyclictest14205-21ssh22:53:343
136149940,3cyclictest13635-21ssh21:29:013
136149940,3cyclictest0-21swapper/321:55:053
136149940,2cyclictest0-21swapper/300:35:123
136149940,0cyclictest0-21swapper/321:50:453
136099944,0cyclictest0-21swapper/223:44:402
136099944,0cyclictest0-21swapper/223:07:592
136099944,0cyclictest0-21swapper/222:11:072
136099944,0cyclictest0-21swapper/222:00:472
136099943,1cyclictest5892-21tr19:55:202
136099940,4cyclictest0-21swapper/223:55:112
136099940,4cyclictest0-21swapper/223:39:162
136099940,4cyclictest0-21swapper/223:30:432
136099940,4cyclictest0-21swapper/223:20:112
136099940,4cyclictest0-21swapper/223:00:112
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional