You are here: Home / Projects / OSADL QA Farm Real-time / Latency plots / 
2025-06-16 - 20:21
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 100 highest latencies:
System rack7slot8.osadl.org (updated Mon Jun 16, 2025 02:44:25)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3988220728,51sleep00-21swapper/019:05:590
45339911390,14cyclictest0-21swapper/019:10:030
45339910925,24cyclictest6009-21apt-get23:32:120
45339910641,45cyclictest1336-21runrttasks19:40:090
45339910640,29cyclictest1336-21runrttasks22:10:510
45339910330,53cyclictest1356-21snmpd22:20:050
45339910216,41cyclictest10130-21apt-get23:47:110
4533999823,19cyclictest26060-21apt-get20:37:110
4533999820,40cyclictest17197-21fw_conntrack22:05:270
4533999726,54cyclictest10816-21wget21:40:180
4533999542,34cyclictest8756-21runrttasks19:25:390
4533999541,35cyclictest20190-21runrttasks20:10:300
4533999520,37cyclictest3071-21df21:10:230
4533999450,26cyclictest0-21swapper/023:35:260
4533999442,18cyclictest10250irq/56-4a10000020:22:050
4533999423,35cyclictest28010-21df20:40:170
4533999420,38cyclictest1356-21snmpd22:46:470
4533999368,11cyclictest101ktimersoftd/000:07:090
4533999346,35cyclictest7223-21seq21:25:260
4533999338,41cyclictest1356-21snmpd00:37:160
4533999334,21cyclictest12380-21sshd21:45:410
4533999326,48cyclictest1356-21snmpd20:27:290
4533999326,47cyclictest5971-21runrttasks21:20:240
4533999322,17cyclictest3123-21apt-get23:22:120
4533999320,20cyclictest20930-21diskstats22:20:280
4533999319,35cyclictest5281-21ntp_states23:25:430
4533999255,29cyclictest12000-21http19:40:230
4533999227,20cyclictest7508-21ntp_states19:20:390
4533999223,30cyclictest1424-21nginx21:08:220
4533999222,35cyclictest1356-21snmpd20:19:020
4533999222,33cyclictest3996-21apt-get21:15:400
4533999149,27cyclictest101ktimersoftd/022:26:410
4533999145,34cyclictest13117-21/usr/sbin/munin23:55:560
4533999134,46cyclictest10250irq/56-4a10000019:58:100
4533999124,34cyclictest32214-21/usr/sbin/munin23:05:310
4533999123,31cyclictest3123-21apt-get23:20:030
4533999119,19cyclictest6282-21/usr/sbin/munin19:15:430
4533999043,35cyclictest13446-21chrt21:50:280
4533999024,22cyclictest22504-21users00:30:540
4533999017,34cyclictest30503-21df20:50:230
4533998951,29cyclictest8538-21cat21:30:340
4533998948,26cyclictest3650irq/20-4900000022:45:030
4533998934,39cyclictest0-21swapper/000:27:150
4533998838,33cyclictest10250irq/56-4a10000021:02:090
4533998835,39cyclictest292732chrt20:45:220
4533998825,44cyclictest32676-21munin-run21:00:030
4533998823,31cyclictest19470-21wget00:20:150
4533998754,23cyclictest12193-21runrttasks23:50:370
453399872,32cyclictest18532-21ntp_states00:15:420
4533998720,51cyclictest1356-21snmpd19:33:530
4533998718,35cyclictest24969-21wget20:30:160
4533998646,27cyclictest0-21swapper/022:56:490
4533998643,11cyclictest101ktimersoftd/022:31:420
4533998627,41cyclictest14791-21ntp_states00:00:430
4533998623,47cyclictest18764-21wget20:05:140
4533998617,36cyclictest28205-21wget22:50:170
4533998615,53cyclictest15308-21runrttasks19:50:360
4533998546,28cyclictest0-21swapper/021:35:300
4533998531,36cyclictest1356-21snmpd20:04:000
4533998517,50cyclictest9984-21sshd23:43:510
4533998438,15cyclictest1623-21seq23:13:100
4533998343,30cyclictest24929-21runrttasks22:35:510
4533998341,31cyclictest17391-21processes00:10:460
4533998335,15cyclictest10250irq/56-4a10000021:57:580
4533998316,32cyclictest1356-21snmpd22:01:360
4533998241,32cyclictest1-21systemd19:45:410
4533998024,38cyclictest1-21systemd23:00:150
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

Valid XHTML 1.0 Transitional