You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-01-09 - 23:11
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
Characteristics of the 100 highest latencies:
System rackdslot0.osadl.org (updated Fri Jan 09, 2026 12:45:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
17690992323,0cyclictest0-21swapper/110:25:151
1769199213,10cyclictest0-21swapper/211:52:342
17689992112,5cyclictest4100-21H222:10:210
1768999210,18cyclictest31700-21perf12:19:590
1769199202,10cyclictest0-21swapper/209:42:192
1769199200,5cyclictest399-20systemd-journal11:30:002
1769199193,15cyclictest0-21swapper/210:43:032
1769199193,15cyclictest0-21swapper/207:20:392
1769199192,16cyclictest2594-21nfsd408:35:152
17691991916,2cyclictest3986-21H222:10:212
1769199191,16cyclictest30845-21grep09:25:172
1769199190,3cyclictest0-21swapper/208:50:192
1769199190,18cyclictest0-21swapper/211:34:522
1769199190,16cyclictest0-21swapper/211:35:092
1769199190,16cyclictest0-21swapper/211:35:082
1769099193,15cyclictest17191-21cpuspeed_turbos08:05:121
1769099193,15cyclictest17191-21cpuspeed_turbos08:05:111
17690991917,1cyclictest4099-21H222:10:211
17690991917,1cyclictest0-21swapper/107:25:181
1769099190,3cyclictest0-21swapper/107:55:141
17689991917,1cyclictest0-21swapper/011:12:150
17689991915,3cyclictest30510-21proc_pri10:20:200
17689991913,2cyclictest23344-21turbostat12:05:000
1769199187,11cyclictest0-21swapper/212:17:382
1769199182,15cyclictest0-21swapper/209:12:132
17691991815,2cyclictest3979-21H222:10:212
17691991815,2cyclictest3130-21expr10:30:132
1769199181,16cyclictest18163-21smtpd09:04:082
1769199180,17cyclictest3991-21H222:10:212
1769199180,17cyclictest0-21swapper/208:05:162
1769199180,17cyclictest0-21swapper/208:05:162
1769099182,2cyclictest19746-21cut11:00:001
1769099182,15cyclictest0-21swapper/109:02:261
17690991816,1cyclictest24809-21expr09:15:131
17690991815,2cyclictest3987-21H222:10:211
17690991815,2cyclictest31727-21idleruntime11:20:141
17690991815,2cyclictest15087-21cron09:00:011
17690991814,3cyclictest0-21swapper/109:54:331
17690991814,3cyclictest0-21swapper/109:54:331
1769099180,2cyclictest4035-21H222:10:211
1769099180,2cyclictest4035-21H222:10:211
17689991816,1cyclictest9-21ksoftirqd/011:59:250
17689991816,1cyclictest0-21swapper/011:54:450
17689991815,2cyclictest5709-21/usr/sbin/munin07:45:130
17689991815,2cyclictest3572-21perl10:30:150
17689991815,2cyclictest25938-21xargs07:25:020
17689991814,2cyclictest2946-21grep07:40:120
17689991813,4cyclictest28775-21nfsd409:20:170
1768999180,3cyclictest2269-21perf07:40:010
1768999180,17cyclictest3983-21H222:10:210
1768999180,17cyclictest3976-21H222:10:210
17691991715,1cyclictest0-21swapper/209:30:182
17691991714,2cyclictest3812-21cpuspeed_turbos09:35:122
17691991714,2cyclictest30407-21needreboot07:30:162
17691991714,2cyclictest27924-21expr09:20:122
17691991714,2cyclictest13449-21grep11:45:132
17691991714,2cyclictest13025-21cat08:55:132
17691991712,3cyclictest5255-21apt-get10:35:012
1769199171,15cyclictest193032chrt10:58:132
1769199170,3cyclictest21337-21fschecks_count07:15:142
1769199170,2cyclictest28217-21python310:20:012
1769199170,2cyclictest24948-21sessionclean11:09:012
1769199170,2cyclictest2007-21systemd-journal10:14:532
1769199170,2cyclictest18347-21python309:05:022
1769199170,2cyclictest14387-21egrep08:00:132
1769199170,2cyclictest13731-21chrt09:50:212
1769199170,2cyclictest13731-21chrt09:50:202
1769199170,1cyclictest3979-21H222:10:212
1769199170,16cyclictest993-21dbus-daemon11:15:202
1769199170,16cyclictest801-21awk07:35:172
1769199170,16cyclictest5362-21latency_hist07:45:002
1769199170,16cyclictest32424-21expr12:20:122
1769199170,16cyclictest31615-21fschecks_count11:20:142
1769199170,16cyclictest30982-21awk08:30:122
1769199170,16cyclictest30461-21expr10:20:212
1769199170,16cyclictest26524-21/usr/sbin/munin07:25:222
1769199170,16cyclictest23979-21grep12:05:112
1769199170,16cyclictest21005-21/usr/sbin/munin12:00:102
1769199170,16cyclictest20636-21grep07:15:022
1769199170,16cyclictest1761-21systemd12:28:512
1769199170,16cyclictest11836-21expr07:55:142
1769199170,16cyclictest0-21swapper/208:25:202
1769199170,15cyclictest0-21swapper/212:32:032
1769099177,0cyclictest0-21swapper/108:18:581
17690991717,0cyclictest0-21swapper/107:45:141
17690991715,1cyclictest3976-21H222:10:211
17690991715,1cyclictest0-21swapper/108:20:211
17690991714,2cyclictest4582-21/usr/sbin/munin08:40:161
17690991714,2cyclictest4311-21cut08:40:011
17690991714,2cyclictest29142-21latency08:25:171
17690991714,2cyclictest23850-21expr07:20:121
17690991714,2cyclictest23060-21turbostat07:20:011
17690991714,2cyclictest20601-21expr10:05:271
1769099171,15cyclictest276882chrt11:13:341
1769099171,15cyclictest15578-21nfsd408:00:171
1769099170,2cyclictest3991-21H222:10:211
1769099170,2cyclictest3989-21H222:10:211
1769099170,2cyclictest3979-21H222:10:211
1769099170,2cyclictest3707-21master07:54:551
1769099170,2cyclictest21253-21ntp_kernel_err11:00:171
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional