You are here: Home / Technical Services / OSADL QA Farm Real-time / 
2026-01-02 - 13:27
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.

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 50 highest latencies:
System rack7slot8.osadl.org (updated Fri Jan 02, 2026 01:44:19)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
944323070,7sleep09442-21/usr/sbin/munin19:05:250
103209912096,14cyclictest0-21swapper/019:10:110
103209910733,54cyclictest12402-21ntp_states19:15:390
103209910532,34cyclictest16385-21latency_hist23:50:060
103209910531,52cyclictest754-21systemd-journal21:50:000
103209910530,35cyclictest11907-21ntp_states23:30:420
103209910426,39cyclictest18662-21ntp_states19:40:430
103209910338,44cyclictest4402-21apt-get20:56:350
103209910147,36cyclictest32590-21if_err_eth022:45:300
103209910131,33cyclictest1305-21snmpd22:08:060
103209910043,36cyclictest26957-21/usr/sbin/munin20:15:150
103209910039,41cyclictest1408-21nginx00:08:330
103209910031,34cyclictest19704-21df_inode19:45:200
10320999954,36cyclictest8649-21/usr/sbin/munin21:10:530
10320999929,33cyclictest18138-21munin-plugin-st19:40:010
10320999927,55cyclictest1305-21snmpd22:13:060
10320999859,30cyclictest9089-21aten_r7power_en23:20:150
10320999839,21cyclictest226032chrt00:11:310
10320999836,42cyclictest1408-21nginx20:12:080
10320999827,18cyclictest30041-21diskstats22:35:230
10320999826,34cyclictest28902-21memory22:30:340
10320999754,34cyclictest21143-21aten_r7power_cu22:00:120
10320999738,43cyclictest12550-21cpu21:25:170
10320999730,26cyclictest12998-21fw_forwarded_lo23:35:290
10320999725,34cyclictest11165-21/usr/sbin/munin21:20:110
10320999722,36cyclictest7610-21df_inode21:05:220
10320999642,37cyclictest3650irq/20-4900000023:25:320
10320999626,20cyclictest7851-21tr23:15:140
10320999625,33cyclictest748-21/usr/sbin/munin20:40:590
10320999621,37cyclictest1305-21snmpd22:18:070
10320999562,24cyclictest3161-21cron20:50:010
10320999552,35cyclictest19664-21fw_forwarded_lo00:00:290
10320999550,36cyclictest25689-21aten_r7power_cu00:25:160
10320999526,32cyclictest14028-21/usr/sbin/munin23:40:160
10320999460,25cyclictest29871-21ntp_states20:25:440
10320999449,34cyclictest16962-21wget23:50:180
10320999423,18cyclictest27105-21diskstats00:30:260
10320999327,48cyclictest1285-21lldpd19:26:140
10320999327,36cyclictest5313-21wget23:05:130
10320999324,20cyclictest4499-21ntp_states23:01:120
10320999266,11cyclictest101ktimersoftd/022:28:100
10320999265,19cyclictest20974-21seq19:50:240
10320999227,25cyclictest2789-21sshd22:55:410
10320999224,53cyclictest1305-21snmpd21:53:020
10320999214,64cyclictest25846-1kworker/0:1H22:24:330
10320999159,21cyclictest16436-21awk21:40:300
10320999141,34cyclictest13287-21/usr/sbin/munin19:20:260
10320999123,33cyclictest1305-21snmpd00:23:330
10320999119,51cyclictest32657-21chrt20:36:320
10320999058,22cyclictest25266-21runrttasks20:07:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional