You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-08-05 - 23:00
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 Wed Aug 05, 2026 12:45:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8463992414,1cyclictest0-21swapper/207:13:272
846399240,19cyclictest0-21swapper/211:00:002
845899242,21cyclictest0-21swapper/108:35:111
8458992413,3cyclictest0-21swapper/111:00:001
845799241,2cyclictest0-21swapper/010:40:180
845799241,2cyclictest0-21swapper/010:40:180
845799240,0cyclictest0-21swapper/009:58:380
846399230,5cyclictest0-21swapper/212:05:282
846399230,5cyclictest0-21swapper/208:47:062
8458992317,5cyclictest0-21swapper/112:09:211
8458992317,5cyclictest0-21swapper/109:43:201
845899230,2cyclictest31164-21python310:40:001
845899230,16cyclictest25031-21ls08:50:021
8457992317,1cyclictest0-21swapper/008:15:480
845899221,16cyclictest21775-21latency_hist08:30:011
8457992219,2cyclictest6795-21php7.012:39:000
846399214,6cyclictest0-21swapper/212:00:542
846399214,10cyclictest0-21swapper/207:35:232
845899210,16cyclictest9010-21grep11:45:181
845899210,16cyclictest1085-21gdbus07:40:001
846399207,9cyclictest0-21swapper/207:30:232
8463992014,3cyclictest0-21swapper/211:05:142
8463992014,3cyclictest0-21swapper/211:05:142
8458992016,3cyclictest0-21swapper/111:25:001
8458992013,1cyclictest0-21swapper/107:44:581
845799204,15cyclictest0-21swapper/007:27:020
8463991917,1cyclictest0-21swapper/211:57:192
846399190,3cyclictest0-21swapper/211:18:032
846399190,1cyclictest0-21swapper/209:21:502
846399190,18cyclictest0-21swapper/207:30:022
8458991916,2cyclictest14495-21snapd11:50:271
845899190,18cyclictest0-21swapper/107:20:031
845799193,15cyclictest0-21swapper/009:23:400
845799192,16cyclictest0-21swapper/010:37:080
8457991919,0cyclictest0-21swapper/008:27:230
845799191,11cyclictest31335-21latency_hist09:30:000
845799190,2cyclictest2577-21systemd11:18:180
845799190,0cyclictest0-21swapper/009:18:070
846399182,15cyclictest414-21taskset11:30:202
8463991816,1cyclictest0-21swapper/208:25:592
8463991816,1cyclictest0-21swapper/208:19:512
8463991815,2cyclictest3735-21timerandwakeup11:35:222
8463991814,3cyclictest4692-21grep09:50:142
8463991813,4cyclictest843-21systemd-network09:07:342
846399180,3cyclictest26685-21sed12:15:222
846399180,3cyclictest15892-21snapd09:47:582
846399180,2cyclictest3979-21H222:10:212
846399180,17cyclictest843-21systemd-network10:49:302
846399180,17cyclictest7833-21dpkg10:55:012
846399180,17cyclictest12962-21cut10:05:182
845899182,15cyclictest0-21swapper/107:29:521
8458991816,1cyclictest0-21swapper/109:50:121
8458991815,2cyclictest28272-21sort10:35:001
8458991815,2cyclictest13445-21cpuspeed_turbos11:55:121
845799182,15cyclictest26209-21cstates11:20:150
845799182,15cyclictest0-21swapper/011:35:180
845799182,15cyclictest0-21swapper/008:20:450
845799180,3cyclictest26810-21latency_hist09:00:000
8463991715,1cyclictest0-21swapper/212:35:142
8463991714,2cyclictest800-21chrt12:29:192
8463991714,2cyclictest3985-21H222:10:212
8463991714,2cyclictest26569-21perf09:00:002
8463991714,2cyclictest15689-21cat10:10:162
8463991714,2cyclictest10592-21switchtime10:00:222
846399171,15cyclictest843-21systemd-network07:40:032
846399171,15cyclictest0-21swapper/209:17:572
846399170,2cyclictest4035-21H222:10:212
846399170,2cyclictest4035-21H222:10:212
846399170,2cyclictest2801-21ntpq12:30:202
846399170,2cyclictest24187-21cat12:14:552
846399170,2cyclictest23131-21apache_accesses10:25:112
846399170,2cyclictest14295-21chrt07:45:042
846399170,16cyclictest993-21dbus-daemon12:20:022
846399170,16cyclictest993-21dbus-daemon12:20:022
846399170,16cyclictest7686-21/usr/sbin/munin11:45:132
846399170,16cyclictest4023-21PluginScanner09:55:372
846399170,16cyclictest31089-21chrt09:26:422
846399170,16cyclictest28191-21awk10:35:002
846399170,16cyclictest26154-21cstates11:20:142
846399170,16cyclictest20863-21expr10:20:132
846399170,16cyclictest20710-21run-parts08:25:012
846399170,16cyclictest18448-21date08:10:012
846399170,16cyclictest12218-21sed11:00:172
846399170,16cyclictest11145-21fschecks_time11:50:132
8458991716,1cyclictest21-21ksoftirqd/109:40:011
8458991714,2cyclictest8892-21apache_accesses10:00:121
8458991714,2cyclictest5015-21df12:35:161
8458991714,2cyclictest3350-21irqstats10:45:161
8458991714,2cyclictest22233-21expr12:10:131
8458991714,2cyclictest20983-21ntpq11:15:211
8458991714,2cyclictest20522-21cpuspeed_turbos10:20:131
8458991713,3cyclictest26391-21smtpd08:58:111
845899171,15cyclictest195162sleep108:15:451
845899170,2cyclictest5400-21expr11:40:131
845899170,2cyclictest528-21missed_timers10:40:181
845899170,2cyclictest528-21missed_timers10:40:181
845899170,2cyclictest3983-21H222:10:211
845899170,2cyclictest32387-21chrt09:33:301
845899170,2cyclictest30079-21processes11:25:211
845899170,2cyclictest26317-21nfsd412:15:181
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional